utc-Dali-CarouselEffect.cpp
utc-Dali-CheckBoxButton.cpp
utc-Dali-CubeTransitionEffect.cpp
- utc-Dali-DepthLayout.cpp
utc-Dali-DisplacementEffect.cpp
utc-Dali-DistanceFieldEffect.cpp
utc-Dali-GaussianBlurView.cpp
utc-Dali-ShearEffect.cpp
utc-Dali-Slider.cpp
utc-Dali-SoftButtonEffect.cpp
- utc-Dali-SpiralLayout.cpp
utc-Dali-SpotEffect.cpp
utc-Dali-SquareDissolveEffect.cpp
utc-Dali-TableView.cpp
utc-Dali-DefaultControls.cpp
utc-Dali-DissolveEffect.cpp
utc-Dali-FocusManager.cpp
- utc-Dali-GridLayout.cpp
utc-Dali-IrisEffect.cpp
utc-Dali-ItemLayout.cpp
utc-Dali-ItemView.cpp
+++ /dev/null
-/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <iostream>
-#include <float.h> // for FLT_MAX
-#include <stdlib.h>
-#include <dali-toolkit-test-suite-utils.h>
-#include <dali-toolkit/dali-toolkit.h>
-
-using namespace Dali;
-using namespace Toolkit;
-
-namespace
-{
-const unsigned int TOTAL_ITEM_NUMBER = 200;
-
-Vector3 DepthLayoutItemSizeFunction(unsigned int numberOfColumns, float layoutWidth)
-{
- float width = (layoutWidth / static_cast<float>(numberOfColumns + 1)) * 0.8f;
- return Vector3(width, width, width);
-}
-
-float DepthLayoutBottomMarginFunction(float layoutHeight)
-{
- return layoutHeight * 0.25f;
-}
-
-float DepthLayoutColumnPositionFunction(unsigned int numberOfColumns, unsigned int columnNumber, const Vector3& itemSize, float layoutWidth)
-{
- float availableSpace = layoutWidth - itemSize.width * numberOfColumns;
- float leftMargin = availableSpace / numberOfColumns * 0.5f;
- float columnPosition = leftMargin + itemSize.width * 0.5f + columnNumber * (itemSize.width + availableSpace / numberOfColumns);
- return columnPosition - layoutWidth * 0.5f;
-}
-} // namespace
-
-
-// Implementation of ItemFactory for providing actors to ItemView
-class TestItemFactory : public ItemFactory
-{
-public:
-
- /**
- * Constructor
- * @param application class, stored as reference
- */
- TestItemFactory()
- {
- }
-
-public: // From ItemFactory
-
- /**
- * Query the number of items available from the factory.
- * The maximum available item has an ID of GetNumberOfItems() - 1.
- */
- virtual unsigned int GetNumberOfItems()
- {
- return TOTAL_ITEM_NUMBER;
- }
-
- /**
- * Create an Actor to represent a visible item.
- * @param itemId
- * @return the created actor.
- */
- virtual Actor NewItem(unsigned int itemId)
- {
- // Create an test actor for this item
- ImageActor actor = CreateSolidColorActor(Color::RED);
- actor.SetSize(64.0f, 64.0f);
-
- return actor;
- }
-};
-
-
-void depth_layout_startup(void)
-{
-}
-
-void depth_layout_cleanup(void)
-{
-}
-
-int UtcDaliDepthLayoutNew(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- DALI_TEST_CHECK(depthLayout);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetNumberOfColumns(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the number of columns
- depthLayout->SetNumberOfColumns(5);
-
- // Check whether we get the correct number of columns
- DALI_TEST_CHECK(depthLayout->GetNumberOfColumns() == 5);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetNumberOfRows(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the number of rows
- depthLayout->SetNumberOfRows(15);
-
- // Check whether we get the correct number of rows
- DALI_TEST_CHECK(depthLayout->GetNumberOfRows() == 15);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetRowSpacing(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the row spacing
- depthLayout->SetRowSpacing(30.0f);
-
- // Check whether we get the correct row spacing
- DALI_TEST_EQUALS(depthLayout->GetRowSpacing(), 30.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetTiltAngle(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the tilt angle
- depthLayout->SetTiltAngle(Degree(25.0f));
-
- // Check whether we get the correct tilt angle
- DALI_TEST_EQUALS(depthLayout->GetTiltAngle(), Degree(25.0f), 0.001f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetItemSizeFunction(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the item size function
- depthLayout->SetItemSizeFunction(DepthLayoutItemSizeFunction);
-
- // Check whether we get the correct item size function
- DALI_TEST_CHECK(depthLayout->GetItemSizeFunction() == DepthLayoutItemSizeFunction);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetBottomMarginFunction(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the bottom margin function
- depthLayout->SetBottomMarginFunction(DepthLayoutBottomMarginFunction);
-
- // Check whether we get the correct bottom margin function
- DALI_TEST_CHECK(depthLayout->GetBottomMarginFunction() == DepthLayoutBottomMarginFunction);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetItemTiltAngle(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the item's tilt angle
- depthLayout->SetItemTiltAngle(Degree(5.0f));
-
- // Check whether we get the correct item's tilt angle
- DALI_TEST_EQUALS(depthLayout->GetItemTiltAngle(), Degree(5.0f), 0.001f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetColumnPositionFunction(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the column position function
- depthLayout->SetColumnPositionFunction(DepthLayoutColumnPositionFunction);
-
- // Check whether we get the correct column position function
- DALI_TEST_CHECK(depthLayout->GetColumnPositionFunction() == DepthLayoutColumnPositionFunction);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetScrollSpeedFactor(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the scroll speed factor
- depthLayout->SetScrollSpeedFactor(0.05f);
-
- // Check whether we get the correct scroll speed factor
- DALI_TEST_EQUALS(depthLayout->GetScrollSpeedFactor(), 0.05f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetMaximumSwipeSpeed(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the maximum swipe speed
- depthLayout->SetMaximumSwipeSpeed(50.0f);
-
- // Check whether we get the correct maximum swipe speed
- DALI_TEST_EQUALS(depthLayout->GetMaximumSwipeSpeed(), 50.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliDepthLayoutSetAndGetItemFlickAnimationDuration(void)
-{
- ToolkitTestApplication application;
-
- // Create a depth layout
- DepthLayoutPtr depthLayout = DepthLayout::New();
-
- // Set the flick animaiton duration
- depthLayout->SetItemFlickAnimationDuration(0.35f);
-
- // Check whether we get the correct flick animaiton duration
- DALI_TEST_EQUALS( depthLayout->GetItemFlickAnimationDuration(), 0.35f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliDepthLayoutConstraintLeft(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- DepthLayoutPtr navigationLayout = DepthLayout::New();
- navigationLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*navigationLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- navigationLayout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutConstraintRight(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- DepthLayoutPtr navigationLayout = DepthLayout::New();
- navigationLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*navigationLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- navigationLayout->SetOrientation(ControlOrientation::Right);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutConstraintUp(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- DepthLayoutPtr navigationLayout = DepthLayout::New();
- navigationLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*navigationLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- navigationLayout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutConstraintDown(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- DepthLayoutPtr navigationLayout = DepthLayout::New();
- navigationLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*navigationLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- navigationLayout->SetOrientation(ControlOrientation::Down);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutGetScrollToPosition(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- DepthLayoutPtr layout = DepthLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*layout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- layout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view.
- std::vector<unsigned int> indices;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- indices.push_back(i);
- }
- }
-
- try
- {
- if (!indices.empty())
- {
- const unsigned int firstTargetIndex = indices[indices.size()-1];
- // scroll to last item
- view.ScrollToItem(firstTargetIndex, 0.00f);
- application.Render(16); // 60hz frames
-
- std::size_t moveCount = 0;
- for(std::size_t i = 0; i < indices.size(); i++)
- {
- float layoutPosBefore = view.GetCurrentLayoutPosition(i);
- view.ScrollToItem(indices[i], 0.0f);
-
- application.Render(16); // 60hz frame
-
- float layoutPosAfter = view.GetCurrentLayoutPosition(i);
-
- if (fabs(layoutPosBefore-layoutPosAfter) <= FLT_EPSILON)
- {
- ++moveCount;
- }
- }
-
- DALI_TEST_CHECK((moveCount == indices.size()));
- }
- }
- catch(...)
- {
- tet_result(TET_FAIL);
- }
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliDepthLayoutScrollDirection(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- DepthLayoutPtr navigationLayout = DepthLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*navigationLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- navigationLayout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- ItemLayoutPtr layout = navigationLayout;
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- navigationLayout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- Degree deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 180.0f);
-
- navigationLayout->SetOrientation(ControlOrientation::Down);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK((deg.degree == 0.0f));
-
- layout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 270.0f);
-
- navigationLayout->SetOrientation(ControlOrientation::Right);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 90.0f);
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
+++ /dev/null
-/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <iostream>
-#include <stdlib.h>
-#include <float.h> // for FLT_MAX
-
-// Need to override adaptor classes for toolkit test harness, so include
-// test harness headers before dali headers.
-#include <dali-toolkit-test-suite-utils.h>
-
-#include <dali.h>
-#include <dali-toolkit/dali-toolkit.h>
-
-using namespace Dali;
-using namespace Toolkit;
-
-void utc_dali_toolkit_grid_layout_startup(void)
-{
- test_return_value = TET_UNDEF;
-}
-
-void utc_dali_toolkit_grid_layout_cleanup(void)
-{
- test_return_value = TET_PASS;
-}
-
-
-namespace
-{
-
-const unsigned int TOTAL_ITEM_NUMBER = 200;
-
-Vector3 GridLayoutItemSizeFunction(unsigned int numberOfColumns, float layoutWidth, float sideMargin, float columnSpacing)
-{
- float width = (layoutWidth - sideMargin * 2.0f - columnSpacing * static_cast<float>(numberOfColumns - 1)) / static_cast<float>(numberOfColumns);
-
- return Vector3(width, width, width);
-}
-
-
-// Implementation of ItemFactory for providing actors to ItemView
-class TestItemFactory : public ItemFactory
-{
-public:
-
- /**
- * Constructor
- * @param application class, stored as reference
- */
- TestItemFactory()
- {
- }
-
-public: // From ItemFactory
-
- /**
- * Query the number of items available from the factory.
- * The maximum available item has an ID of GetNumberOfItems() - 1.
- */
- virtual unsigned int GetNumberOfItems()
- {
- return TOTAL_ITEM_NUMBER;
- }
-
- /**
- * Create an Actor to represent a visible item.
- * @param itemId
- * @return the created actor.
- */
- virtual Actor NewItem(unsigned int itemId)
- {
- // Create an test actor for this item
- ImageActor actor = CreateSolidColorActor(Color::RED);
- actor.SetSize(64.0f, 64.0f);
- return actor;
- }
-};
-
-} // namespace
-
-
-
-int UtcDaliGridLayoutNew(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- DALI_TEST_CHECK(gridLayout);
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetNumberOfColumns(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the number of columns
- gridLayout->SetNumberOfColumns(6);
-
- // Check whether we get the correct number of columns
- DALI_TEST_CHECK(gridLayout->GetNumberOfColumns() == 6);
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetRowSpacing(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the row spacing
- gridLayout->SetRowSpacing(10.0f);
-
- // Check whether we get the correct row spacing
- DALI_TEST_EQUALS(gridLayout->GetRowSpacing(), 10.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetColumnSpacing(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the column spacing
- gridLayout->SetColumnSpacing(10.0f);
-
- // Check whether we get the correct column spacing
- DALI_TEST_EQUALS(gridLayout->GetColumnSpacing(), 10.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetTopMargin(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the top margin
- gridLayout->SetTopMargin(30.0f);
-
- // Check whether we get the correct top margin
- DALI_TEST_EQUALS(gridLayout->GetTopMargin(), 30.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetBottomMargin(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the bottom margin
- gridLayout->SetBottomMargin(30.0f);
-
- // Check whether we get the correct bottom margin
- DALI_TEST_EQUALS(gridLayout->GetBottomMargin(), 30.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetSideMargin(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the side margin
- gridLayout->SetSideMargin(10.0f);
-
- // Check whether we get the correct side margin
- DALI_TEST_EQUALS(gridLayout->GetSideMargin(), 10.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetZGap(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the gap of items in the Z axis in different columns
- gridLayout->SetZGap(5.0f);
-
- // Check whether we get the correct Z gap
- DALI_TEST_EQUALS(gridLayout->GetZGap(), 5.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetItemSizeFunction(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the item size function
- gridLayout->SetItemSizeFunction(GridLayoutItemSizeFunction);
-
- // Check whether we get the correct item size function
- DALI_TEST_CHECK(gridLayout->GetItemSizeFunction() == GridLayoutItemSizeFunction);
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetScrollSpeedFactor(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the scroll speed factor
- gridLayout->SetScrollSpeedFactor(0.05f);
-
- // Check whether we get the correct scroll speed factor
- DALI_TEST_EQUALS(gridLayout->GetScrollSpeedFactor(), 0.05f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetMaximumSwipeSpeed(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the maximum swipe speed
- gridLayout->SetMaximumSwipeSpeed(50.0f);
-
- // Check whether we get the correct maximum swipe speed
- DALI_TEST_EQUALS(gridLayout->GetMaximumSwipeSpeed(), 50.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutSetAndGetItemFlickAnimationDuration(void)
-{
- ToolkitTestApplication application;
-
- // Create a grid layout
- GridLayoutPtr gridLayout = GridLayout::New();
-
- // Set the flick animaiton duration
- gridLayout->SetItemFlickAnimationDuration(0.35f);
-
- // Check whether we get the correct flick animaiton duration
- DALI_TEST_EQUALS( gridLayout->GetItemFlickAnimationDuration(), 0.35f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliGridLayoutConstraintLeft(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- GridLayoutPtr gridLayout = GridLayout::New();
- gridLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*gridLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- gridLayout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliGridLayoutConstraintRight(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- GridLayoutPtr gridLayout = GridLayout::New();
- gridLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*gridLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- gridLayout->SetOrientation(ControlOrientation::Right);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliGridLayoutConstraintUp(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- GridLayoutPtr gridLayout = GridLayout::New();
- gridLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*gridLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- gridLayout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
-
- ItemLayoutPtr layout = gridLayout;
- layout->GetClosestOnScreenLayoutPosition(0, 0.0f, vec);
- int nextItem = layout->GetNextFocusItemID(0, 10, Dali::Toolkit::Control::Right, false);
- DALI_TEST_CHECK(nextItem == 1);
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliGridLayoutConstraintDown(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- GridLayoutPtr gridLayout = GridLayout::New();
- gridLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*gridLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- gridLayout->SetOrientation(ControlOrientation::Down);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliGridLayoutScrollDirection(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- GridLayoutPtr gridLayout = GridLayout::New();
- gridLayout->SetNumberOfColumns(6);
-
- view.SetName("view actor");
- view.AddLayout(*gridLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- gridLayout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- ItemLayoutPtr layout = gridLayout;
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- gridLayout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- Degree deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 0.0f);
-
- gridLayout->SetOrientation(ControlOrientation::Down);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK((deg.degree == 180.0f));
-
- layout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 90.f);
-
- gridLayout->SetOrientation(ControlOrientation::Right);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 270.0f);
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// Set the orientation of the layout to be horizontal from left to right
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// As we have added one layout, check the number of layout is now 1
DALI_TEST_CHECK(view.GetLayoutCount() == 1);
// Create a depth layout and add it to ItemView
- DepthLayoutPtr depthLayout = DepthLayout::New();
+ ItemLayoutPtr depthLayout = DefaultItemLayout::New( DefaultItemLayout::DEPTH );
view.AddLayout(*depthLayout);
// As we have added another layout, check the number of layout is now 2
DALI_TEST_CHECK(view.GetLayoutCount() == 2);
// Create a spiral layout and add it to ItemView
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
+ ItemLayoutPtr spiralLayout = DefaultItemLayout::New( DefaultItemLayout::SPIRAL );
view.AddLayout(*spiralLayout);
// As we have added another layout, check the number of layout is now 3
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// As we have added one layout, check the number of layout is now 1
DALI_TEST_CHECK(view.GetLayoutCount() == 1);
// Create a depth layout and add it to ItemView
- DepthLayoutPtr depthLayout = DepthLayout::New();
+ ItemLayoutPtr depthLayout = DefaultItemLayout::New( DefaultItemLayout::DEPTH );
view.AddLayout(*depthLayout);
// As we have added another layout, check the number of layout is now 2
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// Create a depth layout and add it to ItemView
- DepthLayoutPtr depthLayout = DepthLayout::New();
+ ItemLayoutPtr depthLayout = DefaultItemLayout::New( DefaultItemLayout::DEPTH );
view.AddLayout(*depthLayout);
// Create a spiral layout and add it to ItemView
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
+ ItemLayoutPtr spiralLayout = DefaultItemLayout::New( DefaultItemLayout::SPIRAL );
view.AddLayout(*spiralLayout);
// As we have added three layouts, check the number of layout is now 3
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// Check there is no active layout at the moment
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// Activate the grid layout so that the items will be created and added to ItemView
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// Activate the grid layout so that the items will be created and added to ItemView
ItemView view = ItemView::New(factory);
// Create a grid layout and add it to ItemView
- GridLayoutPtr gridLayout = GridLayout::New();
+ ItemLayoutPtr gridLayout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.AddLayout(*gridLayout);
// Activate the grid layout so that the items will be created and added to ItemView
TestItemFactory factory;
ItemView view = ItemView::New(factory);
Vector3 vec(480.0f, 800.0f, 0.0f);
- GridLayoutPtr layout = GridLayout::New();
+ ItemLayoutPtr layout = DefaultItemLayout::New( DefaultItemLayout::GRID );
view.SetName("view actor");
view.AddLayout(*layout);
+++ /dev/null
-/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <iostream>
-#include <stdlib.h>
-#include <float.h> // for FLT_MAX
-#include <dali-toolkit-test-suite-utils.h>
-#include <dali-toolkit/dali-toolkit.h>
-
-
-using namespace Dali;
-using namespace Toolkit;
-
-void spiral_layout_startup(void)
-{
- test_return_value = TET_UNDEF;
-}
-
-void spiral_layout_cleanup(void)
-{
- test_return_value = TET_PASS;
-}
-
-namespace
-{
-const unsigned int TOTAL_ITEM_NUMBER = 200;
-
-Vector3 SpiralLayoutItemSizeFunction(const Vector3& layoutSize)
-{
- float width = layoutSize.width * 0.2f;
- return Vector3(width, width, width);
-}
-
-float SpiralLayoutSpiralRadiusFunction(const Vector3& layoutSize)
-{
- return layoutSize.width * 0.5f;
-}
-
-
-// Implementation of ItemFactory for providing actors to ItemView
-class TestItemFactory : public ItemFactory
-{
-public:
-
- /**
- * Constructor
- * @param application class, stored as reference
- */
- TestItemFactory()
- {
- }
-
-public: // From ItemFactory
-
- /**
- * Query the number of items available from the factory.
- * The maximum available item has an ID of GetNumberOfItems() - 1.
- */
- virtual unsigned int GetNumberOfItems()
- {
- return TOTAL_ITEM_NUMBER;
- }
-
- /**
- * Create an Actor to represent a visible item.
- * @param itemId
- * @return the created actor.
- */
- virtual Actor NewItem(unsigned int itemId)
- {
- // Create an test actor for this item
- ImageActor actor = CreateSolidColorActor(Color::RED);
- actor.SetSize(64.0f, 64.0f);
-
- return actor;
- }
-};
-
-} // namespace
-
-
-int UtcDaliSpiralLayoutNew(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- DALI_TEST_CHECK(spiralLayout);
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetItemSizeFunction(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the item size function
- spiralLayout->SetItemSizeFunction(SpiralLayoutItemSizeFunction);
-
- // Check whether we get the correct item size function
- DALI_TEST_CHECK(spiralLayout->GetItemSizeFunction() == SpiralLayoutItemSizeFunction);
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetItemSpacing(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the item spacing
- spiralLayout->SetItemSpacing(Radian(0.6f));
-
- // Check whether we get the correct item spacing
- DALI_TEST_EQUALS(spiralLayout->GetItemSpacing(), Radian(0.6f), TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetRevolutionDistance(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the revolution distance
- spiralLayout->SetRevolutionDistance(150.0f);
-
- // Check whether we get the correct revolution distance
- DALI_TEST_EQUALS(spiralLayout->GetRevolutionDistance(), 150.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetSpiralRadiusFunction(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the spiral radius function
- spiralLayout->SetSpiralRadiusFunction(SpiralLayoutSpiralRadiusFunction);
-
- // Check whether we get the correct spiral radius function
- DALI_TEST_CHECK(spiralLayout->GetSpiralRadiusFunction() == SpiralLayoutSpiralRadiusFunction);
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetTopItemAlignment(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the alignment of the top item
- spiralLayout->SetTopItemAlignment(-0.25f);
-
- // Check whether we get the correct alignment of the top item
- DALI_TEST_EQUALS(spiralLayout->GetTopItemAlignment(), -0.25f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetScrollSpeedFactor(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the scroll speed factor
- spiralLayout->SetScrollSpeedFactor(0.05f);
-
- // Check whether we get the correct scroll speed factor
- DALI_TEST_EQUALS(spiralLayout->GetScrollSpeedFactor(), 0.05f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliSpiralSetAndGetMaximumSwipeSpeed(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the maximum swipe speed
- spiralLayout->SetMaximumSwipeSpeed(50.0f);
-
- // Check whether we get the correct maximum swipe speed
- DALI_TEST_EQUALS(spiralLayout->GetMaximumSwipeSpeed(), 50.0f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutSetAndGetItemFlickAnimationDuration(void)
-{
- ToolkitTestApplication application;
-
- // Create a spiral layout
- SpiralLayoutPtr spiralLayout = SpiralLayout::New();
-
- // Set the flick animaiton duration
- spiralLayout->SetItemFlickAnimationDuration(0.35f);
-
- // Check whether we get the correct flick animaiton duration
- DALI_TEST_EQUALS( spiralLayout->GetItemFlickAnimationDuration(), 0.35f, TEST_LOCATION );
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutConstraintLeft(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- SpiralLayoutPtr layout = SpiralLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*layout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- layout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutConstraintRight(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- SpiralLayoutPtr layout = SpiralLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*layout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- layout->SetOrientation(ControlOrientation::Right);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutConstraintUp(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- SpiralLayoutPtr layout = SpiralLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*layout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- layout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
-
- layout->GetClosestOnScreenLayoutPosition(0, 0.0f, vec);
- int nextItem = layout->GetNextFocusItemID(0, 10, Dali::Toolkit::Control::Right, false);
- DALI_TEST_CHECK(nextItem == 1);
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutConstraintDown(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- SpiralLayoutPtr layout = SpiralLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*layout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- layout->SetOrientation(ControlOrientation::Down);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view and they are positioned some distance from the origin.
- int nonZeroCount = 0;
- int elementsFound = 0;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- elementsFound++;
- Vector3 pos = testActor.GetCurrentPosition();
-
- if (pos.LengthSquared() > 0.0f)
- {
- nonZeroCount++;
- }
- }
- }
-
- DALI_TEST_CHECK((elementsFound > 0) && (nonZeroCount == elementsFound));
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutScrollDirection(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- SpiralLayoutPtr navigationLayout = SpiralLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*navigationLayout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- navigationLayout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- ItemLayoutPtr layout = navigationLayout;
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- navigationLayout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- Degree deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == -45.0f);
-
- navigationLayout->SetOrientation(ControlOrientation::Down);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK((deg.degree == 180.0f - 45.0f));
-
- layout->SetOrientation(ControlOrientation::Left);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == 45.0f);
-
- navigationLayout->SetOrientation(ControlOrientation::Right);
- view.ActivateLayout(0, vec, 0.0f);
- application.SendNotification();
- application.Render();
-
- deg = layout->GetScrollDirection();
- DALI_TEST_CHECK(deg.degree == (270.0f - 45.0f));
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
-
-int UtcDaliSpiralLayoutGetScrollToPosition(void)
-{
- ToolkitTestApplication application;
-
- // Create the ItemView actor
- TestItemFactory factory;
- ItemView view = ItemView::New(factory);
- Vector3 vec(480.0f, 800.0f, 0.0f);
- SpiralLayoutPtr layout = SpiralLayout::New();
-
- view.SetName("view actor");
- view.AddLayout(*layout);
- view.SetSize(vec);
-
- Stage::GetCurrent().Add(view);
- layout->SetOrientation(ControlOrientation::Up);
- view.ActivateLayout(0, vec, 0.0f);
-
- application.SendNotification();
- application.Render(0);
-
- // render 10 frames
- for(int i = 0; i < 10; ++i)
- {
- application.Render(16); // 60hz frames
- }
-
- // Confirm: we have actors in the view.
- std::vector<unsigned int> indices;
- for(unsigned int i = 0; i < 10; i++)
- {
- Actor testActor = view.GetItem(i);
- if (testActor)
- {
- indices.push_back(i);
- }
- }
-
- try
- {
- if (!indices.empty())
- {
- const unsigned int firstTargetIndex = indices[indices.size()-1];
- // scroll to last item
- view.ScrollToItem(firstTargetIndex, 0.00f);
- application.Render(16); // 60hz frames
-
- std::size_t moveCount = 0;
- for(std::size_t i = 0; i < indices.size(); i++)
- {
- float layoutPosBefore = view.GetCurrentLayoutPosition(i);
- view.ScrollToItem(indices[i], 0.0f);
-
- application.Render(16); // 60hz frame
-
- float layoutPosAfter = view.GetCurrentLayoutPosition(i);
-
- if (fabs(layoutPosBefore-layoutPosAfter) <= FLT_EPSILON)
- {
- ++moveCount;
- }
- }
-
- DALI_TEST_CHECK((moveCount == indices.size()));
- }
- }
- catch(...)
- {
- tet_result(TET_FAIL);
- }
-
- Stage::GetCurrent().Remove(view);
- END_TEST;
-}
#include <dali-toolkit/public-api/controls/page-turn-view/page-turn-portrait-view.h>
#include <dali-toolkit/public-api/controls/popup/popup.h>
#include <dali-toolkit/public-api/controls/scroll-bar/scroll-bar.h>
-#include <dali-toolkit/public-api/controls/scrollable/item-view/depth-layout.h>
-#include <dali-toolkit/public-api/controls/scrollable/item-view/grid-layout.h>
+#include <dali-toolkit/public-api/controls/scrollable/item-view/default-item-layout.h>
#include <dali-toolkit/public-api/controls/scrollable/item-view/item-factory.h>
#include <dali-toolkit/public-api/controls/scrollable/item-view/item-layout.h>
#include <dali-toolkit/public-api/controls/scrollable/item-view/item-view.h>
-#include <dali-toolkit/public-api/controls/scrollable/item-view/spiral-layout.h>
#include <dali-toolkit/public-api/controls/scrollable/scroll-view/scroll-view-carousel-effect.h>
#include <dali-toolkit/public-api/controls/scrollable/scroll-view/scroll-view-constraints.h>
#include <dali-toolkit/public-api/controls/scrollable/scroll-view/scroll-view-cube-effect.h>
--- /dev/null
+/*
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// CLASS HEADER
+#include <dali-toolkit/internal/controls/scrollable/item-view/depth-layout.h>
+
+// EXTERNAL INCLUDES
+#include <algorithm>
+#include <dali/public-api/animation/animation.h>
+#include <dali/public-api/animation/constraint.h>
+
+// INTERNAL INCLUDES
+#include <dali-toolkit/public-api/controls/scrollable/item-view/item-view.h>
+
+using namespace Dali;
+using namespace Dali::Toolkit;
+
+namespace // unnamed namespace
+{
+
+const unsigned int DEFAULT_NUMBER_OF_COLUMNS = 3;
+const float DEFAULT_NUMBER_OF_ROWS = 26.0f;
+const float DEFAULT_ROW_SPACING = 55.0f;
+const float DEFAULT_BOTTOM_MARGIN_FACTOR = 0.2f;
+const Radian DEFAULT_TILT_ANGLE ( Math::PI*0.15f );
+const Radian DEFAULT_ITEM_TILT_ANGLE ( -Math::PI*0.025f );
+const float DEFAULT_SCROLL_SPEED_FACTOR = 0.02f;
+const float DEFAULT_MAXIMUM_SWIPE_SPEED = 50.0f;
+const float DEFAULT_ITEM_FLICK_ANIMATION_DURATION = 0.03f;
+
+inline float GetColumnPosition( unsigned int numberOfColumns, unsigned int columnNumber, const Vector3& itemSize, float layoutWidth )
+{
+ // Share the available space between margins & column spacings
+ float availableSpace = std::max( 0.0f, ( layoutWidth - itemSize.width * numberOfColumns ) );
+
+ float leftMargin = availableSpace / numberOfColumns * 0.5f;
+
+ float columnPosition = leftMargin + itemSize.width * 0.5f + columnNumber * ( itemSize.width + availableSpace / numberOfColumns );
+
+ return columnPosition - layoutWidth * 0.5f;
+}
+
+struct DepthPositionConstraint
+{
+ DepthPositionConstraint( unsigned int itemId,
+ unsigned int numberOfColumns,
+ unsigned int columnNumber,
+ const Vector3& itemSize,
+ float heightScale,
+ float depthScale )
+ : mItemSize( itemSize ),
+ mItemId( itemId ),
+ mNumberOfColumns( numberOfColumns ),
+ mColumnNumber( columnNumber ),
+ mHeightScale( heightScale ),
+ mDepthScale( depthScale )
+ {
+ }
+
+ inline void Orientation0( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float rowLayoutPositon = layoutPosition - static_cast< float >( mColumnNumber );
+
+ current.x = GetColumnPosition( mNumberOfColumns, mColumnNumber, mItemSize, layoutSize.width );
+ current.y = rowLayoutPositon * mHeightScale + layoutSize.height * 0.5f - DEFAULT_BOTTOM_MARGIN_FACTOR * layoutSize.height - mItemSize.height * 0.5f;
+ current.z = -rowLayoutPositon * mDepthScale;
+ }
+
+ inline void Orientation90( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float rowLayoutPositon = layoutPosition - static_cast< float >( mColumnNumber ) + mNumberOfColumns * 0.5f;
+
+ current.x = rowLayoutPositon * mHeightScale + layoutSize.width * 0.5f - DEFAULT_BOTTOM_MARGIN_FACTOR * layoutSize.width - mItemSize.height * 0.5f;
+ current.y = -GetColumnPosition( mNumberOfColumns, mColumnNumber, mItemSize, layoutSize.height );
+ current.z = -rowLayoutPositon * mDepthScale;
+ }
+
+ inline void Orientation180( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float rowLayoutPositon = layoutPosition - static_cast< float >( mColumnNumber );
+
+ current.x = -GetColumnPosition( mNumberOfColumns, mColumnNumber, mItemSize, layoutSize.width );
+ current.y = -( rowLayoutPositon * mHeightScale + layoutSize.height * 0.5f - DEFAULT_BOTTOM_MARGIN_FACTOR * layoutSize.height - mItemSize.height * 0.5f );
+ current.z = -rowLayoutPositon * mDepthScale;
+ }
+
+ inline void Orientation270( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float rowLayoutPositon = layoutPosition - static_cast< float >( mColumnNumber ) + mNumberOfColumns * 0.5f;
+
+ current.x = -( rowLayoutPositon * mHeightScale + layoutSize.width * 0.5f - DEFAULT_BOTTOM_MARGIN_FACTOR * layoutSize.width - mItemSize.height * 0.5f );
+ current.y = GetColumnPosition( mNumberOfColumns, mColumnNumber, mItemSize, layoutSize.height );
+ current.z = -rowLayoutPositon * mDepthScale;
+ }
+
+ void Orientation0( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation0( current, layoutPosition, layoutSize );
+ }
+
+ void Orientation90( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation90( current, layoutPosition, layoutSize );
+ }
+
+ void Orientation180( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation180( current, layoutPosition, layoutSize );
+ }
+
+ void Orientation270( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation270( current, layoutPosition, layoutSize );
+ }
+
+ Vector3 mItemSize;
+ unsigned int mItemId;
+ unsigned int mNumberOfColumns;
+ unsigned int mColumnNumber;
+ float mHeightScale;
+ float mDepthScale;
+};
+
+struct DepthRotationConstraint
+{
+ DepthRotationConstraint( Radian angleRadians, ControlOrientation::Type orientation )
+ : mTiltAngle( angleRadians ),
+ mMultiplier( 0.0f )
+ {
+ if ( orientation == ControlOrientation::Up )
+ {
+ mMultiplier = 0.0f;
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ mMultiplier = 1.5f;
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ mMultiplier = -1.0f;
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ mMultiplier = 0.5f;
+ }
+ }
+
+ void operator()( Quaternion& current, const PropertyInputContainer& /* inputs */ )
+ {
+ current = Quaternion( Radian( mMultiplier * Math::PI ), Vector3::ZAXIS ) * Quaternion( mTiltAngle, Vector3::XAXIS );
+ }
+
+ Radian mTiltAngle;
+ float mMultiplier;
+};
+
+struct DepthColorConstraint
+{
+ DepthColorConstraint( unsigned int itemId, unsigned int numberOfColumns, float numberOfRows, unsigned int columnNumber )
+ : mItemId( itemId ),
+ mNumberOfColumns( numberOfColumns ),
+ mNumberOfRows( numberOfRows ),
+ mColumnNumber( columnNumber )
+ {
+ }
+
+ void operator()( Vector4& current, const Dali::PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ float row = ( layoutPosition - static_cast<float>( mColumnNumber ) ) / mNumberOfColumns;
+
+ float darkness(1.0f);
+ float alpha(1.0f);
+
+ if (row < 0.0f)
+ {
+ darkness = alpha = std::max(0.0f, 1.0f + row);
+ }
+ else
+ {
+ if (row > mNumberOfRows)
+ {
+ darkness = 0.0f;
+ }
+ else
+ {
+ darkness = 1.0f - ( 1.0f * (row / mNumberOfRows) );
+ }
+
+ if (row > (mNumberOfRows-1.0f))
+ {
+ alpha = std::max(0.0f, 1.0f - (row-(mNumberOfRows-1.0f)));
+ }
+ }
+
+ current.r = current.g = current.b = darkness;
+ current.a *= alpha;
+ }
+
+ unsigned int mItemId;
+ unsigned int mNumberOfColumns;
+ float mNumberOfRows;
+ unsigned int mColumnNumber;
+};
+
+struct DepthVisibilityConstraint
+{
+ DepthVisibilityConstraint( unsigned int itemId, unsigned int numberOfColumns, float numberOfRows, unsigned int columnNumber )
+ : mItemId( itemId ),
+ mNumberOfColumns(numberOfColumns),
+ mNumberOfRows(numberOfRows),
+ mColumnNumber(columnNumber)
+ {
+ }
+
+ void operator()( bool& current, const Dali::PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ float row = ( layoutPosition - static_cast< float >( mColumnNumber ) ) / mNumberOfColumns;
+
+ current = ( row > -1.0f ) && ( row < mNumberOfRows );
+ }
+
+ unsigned int mItemId;
+ unsigned int mNumberOfColumns;
+ float mNumberOfRows;
+ unsigned int mColumnNumber;
+};
+
+} // unnamed namespace
+
+namespace Dali
+{
+
+namespace Toolkit
+{
+
+namespace Internal
+{
+
+struct DepthLayout::Impl
+{
+ Impl()
+ : mNumberOfColumns(DEFAULT_NUMBER_OF_COLUMNS),
+ mNumberOfRows(DEFAULT_NUMBER_OF_ROWS),
+ mRowSpacing(DEFAULT_ROW_SPACING),
+ mTiltAngle(DEFAULT_TILT_ANGLE),
+ mItemTiltAngle(DEFAULT_ITEM_TILT_ANGLE),
+ mScrollSpeedFactor(DEFAULT_SCROLL_SPEED_FACTOR),
+ mMaximumSwipeSpeed(DEFAULT_MAXIMUM_SWIPE_SPEED),
+ mItemFlickAnimationDuration(DEFAULT_ITEM_FLICK_ANIMATION_DURATION)
+ {
+ }
+
+ unsigned int mNumberOfColumns;
+ unsigned int mNumberOfRows;
+
+ float mRowSpacing;
+
+ Radian mTiltAngle;
+ Radian mItemTiltAngle;
+
+ float mScrollSpeedFactor;
+ float mMaximumSwipeSpeed;
+ float mItemFlickAnimationDuration;
+};
+
+DepthLayoutPtr DepthLayout::New()
+{
+ return DepthLayoutPtr(new DepthLayout());
+}
+
+DepthLayout::~DepthLayout()
+{
+ delete mImpl;
+}
+
+void DepthLayout::SetNumberOfColumns(unsigned int columns)
+{
+ mImpl->mNumberOfColumns = columns;
+}
+
+unsigned int DepthLayout::GetNumberOfColumns() const
+{
+ return mImpl->mNumberOfColumns;
+}
+
+void DepthLayout::SetNumberOfRows(unsigned int rows)
+{
+ mImpl->mNumberOfRows = rows;
+}
+
+unsigned int DepthLayout::GetNumberOfRows() const
+{
+ return mImpl->mNumberOfRows;
+}
+
+void DepthLayout::SetRowSpacing(float spacing)
+{
+ mImpl->mRowSpacing = spacing;
+}
+
+float DepthLayout::GetRowSpacing() const
+{
+ return mImpl->mRowSpacing;
+}
+
+void DepthLayout::SetTiltAngle(Degree angle)
+{
+ mImpl->mTiltAngle = Degree( Clamp( angle, -45.0f, 45.0f ) );
+}
+
+Degree DepthLayout::GetTiltAngle() const
+{
+ return Degree( mImpl->mTiltAngle );
+}
+
+void DepthLayout::SetItemTiltAngle(Degree angle)
+{
+ mImpl->mItemTiltAngle = angle;
+}
+
+Degree DepthLayout::GetItemTiltAngle() const
+{
+ return Degree( mImpl->mItemTiltAngle );
+}
+
+void DepthLayout::SetScrollSpeedFactor(float scrollSpeed)
+{
+ mImpl->mScrollSpeedFactor = scrollSpeed;
+}
+
+void DepthLayout::SetMaximumSwipeSpeed(float speed)
+{
+ mImpl->mMaximumSwipeSpeed = speed;
+}
+
+void DepthLayout::SetItemFlickAnimationDuration(float durationSeconds)
+{
+ mImpl->mItemFlickAnimationDuration = durationSeconds;
+}
+
+float DepthLayout::GetScrollSpeedFactor() const
+{
+ return mImpl->mScrollSpeedFactor;
+}
+
+float DepthLayout::GetMaximumSwipeSpeed() const
+{
+ return mImpl->mMaximumSwipeSpeed;
+}
+
+float DepthLayout::GetItemFlickAnimationDuration() const
+{
+ return mImpl->mItemFlickAnimationDuration;
+}
+
+float DepthLayout::GetMinimumLayoutPosition(unsigned int numberOfItems, Vector3 layoutSize) const
+{
+ return static_cast<float>(mImpl->mNumberOfColumns) - static_cast<float>(numberOfItems);
+}
+
+float DepthLayout::GetClosestAnchorPosition(float layoutPosition) const
+{
+ float rowIndex = static_cast<float>(round(layoutPosition / mImpl->mNumberOfColumns));
+ return rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
+}
+
+float DepthLayout::GetItemScrollToPosition(unsigned int itemId) const
+{
+ float rowIndex = static_cast<float>(itemId / mImpl->mNumberOfColumns);
+ return -rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
+}
+
+ItemRange DepthLayout::GetItemsWithinArea(float firstItemPosition, Vector3 layoutSize) const
+{
+ float firstRow = -(firstItemPosition/mImpl->mNumberOfColumns);
+ float lastRow = firstRow + mImpl->mNumberOfRows * 0.5f;
+
+ unsigned int firstItem = static_cast<unsigned int>(std::max(0.0f, firstRow * mImpl->mNumberOfColumns));
+ unsigned int lastItem = static_cast<unsigned int>(std::max(0.0f, lastRow * mImpl->mNumberOfColumns));
+
+ return ItemRange(firstItem, lastItem+1);
+}
+
+unsigned int DepthLayout::GetReserveItemCount(Vector3 layoutSize) const
+{
+ float itemsWithinLayout = (layoutSize.depth * mImpl->mNumberOfColumns) / (cosf(mImpl->mTiltAngle) * mImpl->mRowSpacing);
+
+ return static_cast<unsigned int>(itemsWithinLayout);
+}
+
+void DepthLayout::GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const
+{
+ // 1x1 aspect ratio
+ itemSize.width = itemSize.height = itemSize.depth = ( IsVertical( GetOrientation() ) ? layoutSize.width : layoutSize.height ) / static_cast<float>( mImpl->mNumberOfColumns + 1 );
+}
+
+void DepthLayout::GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const
+{
+ if(animation)
+ {
+ animation.AnimateTo( Property( actor, Actor::Property::SIZE ), size );
+ }
+}
+
+Degree DepthLayout::GetScrollDirection() const
+{
+ Degree scrollDirection(0.0f);
+ ControlOrientation::Type orientation = GetOrientation();
+
+ if ( orientation == ControlOrientation::Up )
+ {
+ scrollDirection = Degree( 180.0f );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ scrollDirection = Degree( 270.0f );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ scrollDirection = Degree( 0.0f );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ scrollDirection = Degree( 90.0f );
+ }
+
+ return scrollDirection;
+}
+
+void DepthLayout::ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor )
+{
+ Dali::Toolkit::ItemView itemView = Dali::Toolkit::ItemView::DownCast( itemViewActor );
+ if( itemView )
+ {
+ Vector3 itemSize;
+ GetItemSize( itemId, layoutSize, itemSize );
+
+ ControlOrientation::Type orientation = GetOrientation();
+
+ // Position constraint
+ Constraint constraint;
+ DepthPositionConstraint depthPositionStruct( itemId,
+ mImpl->mNumberOfColumns,
+ itemId % mImpl->mNumberOfColumns,
+ itemSize,
+ -sinf( mImpl->mTiltAngle ) * mImpl->mRowSpacing,
+ cosf( mImpl->mTiltAngle ) * mImpl->mRowSpacing );
+ if ( orientation == ControlOrientation::Up )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, depthPositionStruct, &DepthPositionConstraint::Orientation0 );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, depthPositionStruct, &DepthPositionConstraint::Orientation90 );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, depthPositionStruct, &DepthPositionConstraint::Orientation180 );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, depthPositionStruct, &DepthPositionConstraint::Orientation270 );
+ }
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
+ constraint.Apply();
+
+ // Rotation constraint
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, DepthRotationConstraint( mImpl->mItemTiltAngle, orientation ) );
+ constraint.Apply();
+
+ // Color constraint
+ constraint = Constraint::New< Vector4 >( actor, Actor::Property::COLOR, DepthColorConstraint( itemId, mImpl->mNumberOfColumns, mImpl->mNumberOfRows*0.5f, itemId % mImpl->mNumberOfColumns ) );
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.SetRemoveAction( Dali::Constraint::Discard );
+ constraint.Apply();
+
+ // Visibility constraint
+ constraint = Constraint::New< bool >( actor, Actor::Property::VISIBLE, DepthVisibilityConstraint( itemId, mImpl->mNumberOfColumns, mImpl->mNumberOfRows*0.5f, itemId % mImpl->mNumberOfColumns ) );
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.SetRemoveAction( Dali::Constraint::Discard );
+ constraint.Apply();
+ }
+}
+
+Vector3 DepthLayout::GetItemPosition( int itemID, float currentLayoutPosition, const Vector3& layoutSize ) const
+{
+ Vector3 itemPosition = Vector3::ZERO;
+
+ const float heightScale = -sinf( mImpl->mTiltAngle ) * mImpl->mRowSpacing;
+ const float depthScale = cosf( mImpl->mTiltAngle ) * mImpl->mRowSpacing;
+
+ Vector3 itemSize;
+ GetItemSize( itemID, layoutSize, itemSize );
+ DepthPositionConstraint positionFunctor = DepthPositionConstraint( itemID,
+ mImpl->mNumberOfColumns,
+ itemID % mImpl->mNumberOfColumns,
+ itemSize,
+ heightScale,
+ depthScale );
+ ControlOrientation::Type orientation = GetOrientation();
+ if ( orientation == ControlOrientation::Up )
+ {
+ positionFunctor.Orientation0( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ positionFunctor.Orientation90( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ positionFunctor.Orientation180( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ positionFunctor.Orientation270( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+
+ return itemPosition;
+}
+
+DepthLayout::DepthLayout()
+: mImpl(NULL)
+{
+ mImpl = new Impl();
+}
+
+float DepthLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
+{
+ float scrollTo = currentLayoutPosition;
+ float row = (currentLayoutPosition + itemID - static_cast<float>(itemID % mImpl->mNumberOfColumns)) / mImpl->mNumberOfColumns;
+
+ // Check whether item is not within viewable area
+ if(row <= -1.0f)
+ {
+ scrollTo = GetItemScrollToPosition(itemID);
+ }
+ else if(row > mImpl->mNumberOfRows * 0.5f - 1.0f)
+ {
+ scrollTo = GetItemScrollToPosition(itemID) + (mImpl->mNumberOfRows - 1.0f) * 0.5f * mImpl->mNumberOfColumns;
+ }
+
+ return scrollTo;
+}
+
+int DepthLayout::GetNextFocusItemID(int itemID, int maxItems, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction, bool loopEnabled)
+{
+ switch( direction )
+ {
+ case Toolkit::Control::Left:
+ {
+ itemID--;
+ if( itemID < 0 )
+ {
+ itemID = loopEnabled ? maxItems - 1 : 0;
+ }
+ break;
+ }
+ case Toolkit::Control::Up:
+ {
+ itemID += mImpl->mNumberOfColumns;
+ if( itemID >= maxItems )
+ {
+ itemID = loopEnabled ? 0 : itemID - mImpl->mNumberOfColumns;
+ }
+ break;
+ }
+ case Toolkit::Control::Right:
+ {
+ itemID++;
+ if( itemID >= maxItems )
+ {
+ itemID = loopEnabled ? 0 : maxItems - 1;
+ }
+ break;
+ }
+ case Toolkit::Control::Down:
+ {
+ itemID -= mImpl->mNumberOfColumns;
+ if( itemID < 0 )
+ {
+ itemID = loopEnabled ? itemID + maxItems : itemID + mImpl->mNumberOfColumns;
+ }
+ break;
+ }
+ }
+ return itemID;
+}
+
+} // namespace Internal
+
+} // namespace Toolkit
+
+} // namespace Dali
namespace Toolkit
{
+namespace Internal
+{
+
class DepthLayout;
typedef IntrusivePtr<DepthLayout> DepthLayoutPtr;
/**
* This layout arranges items in a grid, which scrolls along the Z-Axis.
*/
-class DALI_IMPORT_API DepthLayout : public ItemLayout
+class DepthLayout : public ItemLayout
{
public:
- typedef boost::function<Vector3 (unsigned int numberOfColumns, float layoutWidth)> ItemSizeFunction;
-
- typedef boost::function<float (float layoutHeight)> BottomMarginFunction;
-
- typedef boost::function<float (unsigned int numberOfColumns,
- unsigned int columnNumber,
- const Vector3& itemSize,
- float layoutWidth)> ColumnPositionFunction;
-
/**
* Create a new spiral layout
*/
Degree GetTiltAngle() const;
/**
- * Set the function used to calculate the item-size, for a given layout-size.
- * @param[in] function The item-size function.
- */
- void SetItemSizeFunction(ItemSizeFunction function);
-
- /**
- * Get the function used to calculate the item-size.
- * @return The item-size function.
- */
- ItemSizeFunction GetItemSizeFunction() const;
-
- /**
- * Set the function used to calculate the margin in the bottom of the layout, for a given layout-size.
- * @param[in] function The bottom margin function.
- */
- void SetBottomMarginFunction(BottomMarginFunction function);
-
- /**
- * Get the function used to calculate the margin in the bottom of the layout.
- * @return The bottom margin function.
- */
- BottomMarginFunction GetBottomMarginFunction() const;
-
- /**
* Set the tilt angle of the individual items in the layout.
* @param[in] angle The item tilt angle in degrees.
*/
Degree GetItemTiltAngle() const;
/**
- * Set the function used to calculate the horizontal position of each column, for a given column, item-size & layout-size.
- * @param[in] function The column-position function.
- */
- void SetColumnPositionFunction(ColumnPositionFunction function);
-
- /**
- * Get the function used to calculate the horizontal position of each column
- * @return The column-position function.
- */
- ColumnPositionFunction GetColumnPositionFunction() const;
-
- /**
* Set the factor used to customise the scroll speed while dragging and swiping the layout.
* @param[in] scrollSpeed The scroll speed factor.
*/
virtual unsigned int GetReserveItemCount(Vector3 layoutSize) const;
/**
- * @copydoc ItemLayout::GetItemSize()
+ * @copydoc ItemLayout::GetDefaultItemSize()
*/
- virtual bool GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const;
+ virtual void GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const;
/**
* @copydoc ItemLayout::GetResizeAnimation()
virtual void GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const;
/**
- * @copydoc ItemLayout::GetPositionConstraint()
- */
- virtual bool GetPositionConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetRotationConstraint()
- */
- virtual bool GetRotationConstraint(unsigned int itemId, ItemLayout::QuaternionFunction& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetScaleConstraint()
- */
- virtual bool GetScaleConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetColorConstraint()
+ * @copydoc ItemLayout::GetScrollDirection()
*/
- virtual bool GetColorConstraint(unsigned int itemId, ItemLayout::Vector4Function& constraint) const;
+ virtual Degree GetScrollDirection() const;
/**
- * @copydoc ItemLayout::GetVisibilityConstraint()
+ * @copydoc ItemLayout::ApplyConstraints()
*/
- virtual bool GetVisibilityConstraint(unsigned int itemId, ItemLayout::BoolFunction& constraint) const;
+ virtual void ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor );
/**
- * @copydoc ItemLayout::GetScrollDirection()
+ * @copydoc ItemLayout::GetItemPosition()
*/
- virtual Degree GetScrollDirection() const;
+ virtual Vector3 GetItemPosition( int itemID, float currentLayoutPosition, const Vector3& layoutSize ) const;
protected:
Impl* mImpl;
};
+} // namespace Internal
+
} // namespace Toolkit
} // namespace Dali
--- /dev/null
+/*
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// CLASS HEADER
+#include <dali-toolkit/internal/controls/scrollable/item-view/grid-layout.h>
+
+// EXTERNAL INCLUDES
+#include <algorithm>
+#include <dali/public-api/animation/animation.h>
+#include <dali/public-api/animation/constraint.h>
+
+// INTERNAL INCLUDES
+#include <dali-toolkit/public-api/controls/scrollable/item-view/item-view.h>
+
+using namespace Dali;
+using namespace Dali::Toolkit;
+
+namespace // unnamed namespace
+{
+
+const unsigned int DEFAULT_NUMBER_OF_COLUMNS = 4;
+const float DEFAULT_TOP_MARGIN = 95.0f;
+const float DEFAULT_BOTTOM_MARGIN = 20.0f;
+const float DEFAULT_SIDE_MARGIN = 20.0f;
+const float DEFAULT_COLUMN_SPACING = 20.0f;
+const float DEFAULT_ROW_SPACING = 20.0f;
+const float DEFAULT_SCROLL_SPEED_FACTOR = 0.03f;
+const float DEFAULT_MAXIMUM_SWIPE_SPEED = 100.0f;
+const float DEFAULT_ITEM_FLICK_ANIMATION_DURATION = 0.015f;
+
+struct GridPositionConstraint
+{
+ GridPositionConstraint(
+ unsigned int itemId,
+ const unsigned int columnIndex,
+ const unsigned int numberOfColumns,
+ const float rowSpacing,
+ const float columnSpacing,
+ const float topMargin,
+ const float sideMargin,
+ const Vector3& itemSize,
+ const float gap )
+ : mItemSize( itemSize ),
+ mItemId( itemId ),
+ mColumnIndex( columnIndex ),
+ mNumberOfColumns( numberOfColumns ),
+ mRowSpacing( rowSpacing ),
+ mColumnSpacing( columnSpacing ),
+ mTopMargin( topMargin ),
+ mSideMargin( sideMargin ),
+ mZGap( gap )
+ {
+ }
+
+ inline void Orientation0( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ current.x = mSideMargin + ( mColumnIndex * ( mItemSize.x + mColumnSpacing ) ) + mItemSize.x * 0.5f - layoutSize.x * 0.5f;
+ current.y = ( ( mItemSize.y + mRowSpacing ) * ( layoutPosition - mColumnIndex) ) / mNumberOfColumns - layoutSize.height * 0.5f + mItemSize.y * 0.5f + mTopMargin;
+ current.z = mColumnIndex * mZGap;
+ }
+
+ inline void Orientation90( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ current.x = ( ( mItemSize.y + mRowSpacing ) * ( layoutPosition - mColumnIndex ) ) / mNumberOfColumns - layoutSize.width * 0.5f + mItemSize.y * 0.5f + mTopMargin;
+ current.y = -( mSideMargin + ( mColumnIndex * ( mItemSize.x + mColumnSpacing ) ) + mItemSize.x * 0.5f - layoutSize.y * 0.5f );
+ current.z = mColumnIndex * mZGap;
+ }
+
+ inline void Orientation180( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ current.x = -(mSideMargin + (mColumnIndex * (mItemSize.x + mColumnSpacing)) + mItemSize.x * 0.5f - layoutSize.x * 0.5f);
+ current.y = -( ( ( mItemSize.y + mRowSpacing ) * ( layoutPosition - mColumnIndex ) ) / mNumberOfColumns - layoutSize.height * 0.5f + mItemSize.y * 0.5f + mTopMargin );
+ current.z = mColumnIndex * mZGap;
+ }
+
+ inline void Orientation270( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ current.x = -( ( ( mItemSize.y + mRowSpacing ) * ( layoutPosition - mColumnIndex ) ) / mNumberOfColumns - layoutSize.width * 0.5f + mItemSize.y * 0.5f + mTopMargin );
+ current.y = mSideMargin + ( mColumnIndex * ( mItemSize.x + mColumnSpacing ) ) + mItemSize.x * 0.5f - layoutSize.y * 0.5f;
+ current.z = mColumnIndex * mZGap;
+ }
+
+ void Orientation0( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation0( current, layoutPosition, layoutSize );
+ }
+
+ void Orientation90( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation90( current, layoutPosition, layoutSize );
+ }
+
+ void Orientation180( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation180( current, layoutPosition, layoutSize );
+ }
+
+ void Orientation270( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ Orientation270( current, layoutPosition, layoutSize );
+ }
+
+public:
+
+ Vector3 mItemSize;
+ unsigned int mItemId;
+ unsigned int mColumnIndex;
+ unsigned int mNumberOfColumns;
+ float mRowSpacing;
+ float mColumnSpacing;
+ float mTopMargin;
+ float mSideMargin;
+ float mZGap;
+};
+
+void GridRotationConstraint0( Quaternion& current, const PropertyInputContainer& /* inputs */ )
+{
+ current = Quaternion( Radian( 0.0f ), Vector3::ZAXIS );
+}
+
+void GridRotationConstraint90( Quaternion& current, const PropertyInputContainer& /* inputs */ )
+{
+ current = Quaternion( Radian( 1.5f * Math::PI ), Vector3::ZAXIS );
+}
+
+void GridRotationConstraint180( Quaternion& current, const PropertyInputContainer& /* inputs */ )
+{
+ current = Quaternion( Radian( Math::PI ), Vector3::ZAXIS );
+}
+
+void GridRotationConstraint270( Quaternion& current, const PropertyInputContainer& /* inputs */ )
+{
+ current = Quaternion( Radian( 0.5f * Math::PI ), Vector3::ZAXIS );
+}
+
+void GridColorConstraint( Vector4& current, const PropertyInputContainer& /* inputs */ )
+{
+ current.r = current.g = current.b = 1.0f;
+}
+
+struct GridVisibilityConstraint
+{
+ GridVisibilityConstraint(
+ unsigned int itemId,
+ const unsigned int columnIndex,
+ const unsigned int numberOfColumns,
+ const float rowSpacing,
+ const float columnSpacing,
+ const float sideMargin,
+ const Vector3& itemSize )
+ : mItemSize( itemSize ),
+ mItemId( itemId ),
+ mColumnIndex( columnIndex ),
+ mNumberOfColumns( numberOfColumns ),
+ mRowSpacing( rowSpacing ),
+ mColumnSpacing( columnSpacing ),
+ mSideMargin( sideMargin )
+ {
+ }
+
+ void Portrait( bool& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+
+ float row = ( layoutPosition - static_cast< float >( mColumnIndex ) ) / mNumberOfColumns;
+ int rowsPerPage = ceil( layoutSize.height / ( mItemSize.y + mRowSpacing ) );
+
+ current = ( row > -2.0f ) && ( row < rowsPerPage );
+ }
+
+ void Landscape( bool& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+
+ float row = ( layoutPosition - static_cast< float >( mColumnIndex ) ) / mNumberOfColumns;
+ int rowsPerPage = ceil( layoutSize.width / ( mItemSize.y + mRowSpacing ) );
+
+ current = ( row > -2.0f ) && ( row < rowsPerPage );
+ }
+
+public:
+
+ Vector3 mItemSize;
+ unsigned int mItemId;
+ unsigned int mColumnIndex;
+ unsigned int mNumberOfColumns;
+ float mRowSpacing;
+ float mColumnSpacing;
+ float mSideMargin;
+};
+
+} // unnamed namespace
+
+namespace Dali
+{
+
+namespace Toolkit
+{
+
+namespace Internal
+{
+
+struct GridLayout::Impl
+{
+ Impl()
+ : mNumberOfColumns(DEFAULT_NUMBER_OF_COLUMNS),
+ mRowSpacing(DEFAULT_ROW_SPACING),
+ mColumnSpacing(DEFAULT_COLUMN_SPACING),
+ mTopMargin(DEFAULT_TOP_MARGIN),
+ mBottomMargin(DEFAULT_BOTTOM_MARGIN),
+ mSideMargin(DEFAULT_SIDE_MARGIN),
+ mZGap(0.f),
+ mScrollSpeedFactor(DEFAULT_SCROLL_SPEED_FACTOR),
+ mMaximumSwipeSpeed(DEFAULT_MAXIMUM_SWIPE_SPEED),
+ mItemFlickAnimationDuration(DEFAULT_ITEM_FLICK_ANIMATION_DURATION)
+ {
+ }
+
+ unsigned int mNumberOfColumns;
+ float mRowSpacing;
+ float mColumnSpacing;
+ float mTopMargin;
+ float mBottomMargin;
+ float mSideMargin;
+ float mZGap;
+
+ float mScrollSpeedFactor;
+ float mMaximumSwipeSpeed;
+ float mItemFlickAnimationDuration;
+};
+
+GridLayoutPtr GridLayout::New()
+{
+ return GridLayoutPtr(new GridLayout());
+}
+
+GridLayout::~GridLayout()
+{
+ delete mImpl;
+}
+
+void GridLayout::SetNumberOfColumns(unsigned int columns)
+{
+ mImpl->mNumberOfColumns = columns;
+}
+
+unsigned int GridLayout::GetNumberOfColumns() const
+{
+ return mImpl->mNumberOfColumns;
+}
+
+void GridLayout::SetRowSpacing(float spacing)
+{
+ mImpl->mRowSpacing = spacing;
+}
+
+float GridLayout::GetRowSpacing() const
+{
+ return mImpl->mRowSpacing;
+}
+
+void GridLayout::SetColumnSpacing(float spacing)
+{
+ mImpl->mColumnSpacing = spacing;
+}
+
+float GridLayout::GetColumnSpacing() const
+{
+ return mImpl->mColumnSpacing;
+}
+
+void GridLayout::SetTopMargin(float margin)
+{
+ mImpl->mTopMargin = margin;
+}
+
+float GridLayout::GetTopMargin() const
+{
+ return mImpl->mTopMargin;
+}
+
+void GridLayout::SetBottomMargin(float margin)
+{
+ mImpl->mBottomMargin = margin;
+}
+
+float GridLayout::GetBottomMargin() const
+{
+ return mImpl->mBottomMargin;
+}
+
+void GridLayout::SetSideMargin(float margin)
+{
+ mImpl->mSideMargin = margin;
+}
+
+float GridLayout::GetSideMargin() const
+{
+ return mImpl->mSideMargin;
+}
+
+void GridLayout::SetZGap(float gap)
+{
+ mImpl->mZGap = gap;
+}
+
+float GridLayout::GetZGap() const
+{
+ return mImpl->mZGap;
+}
+
+void GridLayout::SetScrollSpeedFactor(float scrollSpeed)
+{
+ mImpl->mScrollSpeedFactor = scrollSpeed;
+}
+
+void GridLayout::SetMaximumSwipeSpeed(float speed)
+{
+ mImpl->mMaximumSwipeSpeed = speed;
+}
+
+void GridLayout::SetItemFlickAnimationDuration(float durationSeconds)
+{
+ mImpl->mItemFlickAnimationDuration = durationSeconds;
+}
+
+float GridLayout::GetScrollSpeedFactor() const
+{
+ return mImpl->mScrollSpeedFactor;
+}
+
+float GridLayout::GetMaximumSwipeSpeed() const
+{
+ return mImpl->mMaximumSwipeSpeed;
+}
+
+float GridLayout::GetItemFlickAnimationDuration() const
+{
+ return mImpl->mItemFlickAnimationDuration;
+}
+
+float GridLayout::GetMinimumLayoutPosition(unsigned int numberOfItems, Vector3 layoutSize) const
+{
+ float layoutHeight = IsHorizontal( GetOrientation() ) ? layoutSize.width : layoutSize.height;
+
+ Vector3 itemSize;
+ GetItemSize( 0, layoutSize, itemSize );
+
+ unsigned int itemsLastRow = numberOfItems % mImpl->mNumberOfColumns;
+ if (itemsLastRow == 0)
+ {
+ itemsLastRow = mImpl->mNumberOfColumns;
+ }
+
+ float rowsLastPage = (layoutHeight - mImpl->mBottomMargin - mImpl->mTopMargin + mImpl->mRowSpacing) / (itemSize.y + mImpl->mRowSpacing);
+ float itemsLastPage = (rowsLastPage - 1.0f) * static_cast<float>(mImpl->mNumberOfColumns) + static_cast<float>(itemsLastRow);
+
+ return itemsLastPage - static_cast<float>(numberOfItems);
+}
+
+float GridLayout::GetClosestAnchorPosition(float layoutPosition) const
+{
+ float rowIndex = static_cast<float>(round(layoutPosition / mImpl->mNumberOfColumns));
+ return rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
+}
+
+float GridLayout::GetItemScrollToPosition(unsigned int itemId) const
+{
+ float rowIndex = static_cast<float>(itemId / mImpl->mNumberOfColumns);
+ return -rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
+}
+
+ItemRange GridLayout::GetItemsWithinArea(float firstItemPosition, Vector3 layoutSize) const
+{
+ float layoutHeight = IsHorizontal( GetOrientation() ) ? layoutSize.width : layoutSize.height;
+
+ Vector3 itemSize;
+ GetItemSize( 0, layoutSize, itemSize );
+
+ int itemsPerPage = mImpl->mNumberOfColumns * ceil(layoutHeight / (itemSize.y + mImpl->mRowSpacing));
+ int firstVisibleItem = -(static_cast<int>(firstItemPosition / mImpl->mNumberOfColumns)) * mImpl->mNumberOfColumns;
+
+ int firstItemIndex = std::max(0, firstVisibleItem - static_cast<int>(mImpl->mNumberOfColumns));
+ int lastItemIndex = std::max(0, firstVisibleItem + itemsPerPage);
+
+ return ItemRange(firstItemIndex, lastItemIndex);
+}
+
+float GridLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
+{
+ Vector3 itemPosition = GetItemPosition( itemID, currentLayoutPosition, layoutSize );
+ Vector3 itemSize;
+ ControlOrientation::Type orientation = GetOrientation();
+
+ GetItemSize(itemID, layoutSize, itemSize);
+ Vector3 onScreenArea = ( layoutSize - ( IsVertical( orientation ) ? itemSize : Vector3( itemSize.y, itemSize.x, itemSize.z ) ) ) * 0.5f;
+ if (itemPosition.x < -onScreenArea.x
+ || itemPosition.x > onScreenArea.x
+ || itemPosition.y < -onScreenArea.y
+ || itemPosition.y > onScreenArea.y)
+ {
+ // item not within viewable area
+ float rowHeight = itemSize.y + mImpl->mRowSpacing;
+ Vector3 firstItemPosition = GetItemPosition( itemID, 0.0f, layoutSize );
+ float offset = 0.0f;
+ switch( orientation )
+ {
+ case ControlOrientation::Up:
+ {
+ if(itemPosition.y > onScreenArea.y)
+ {
+ offset = ((layoutSize.y - rowHeight) * 0.5f) - firstItemPosition.y;
+ }
+ else
+ {
+ offset = ((-layoutSize.y + rowHeight) * 0.5f) - firstItemPosition.y;
+ }
+ break;
+ }
+ case ControlOrientation::Down:
+ {
+ if(itemPosition.y < -onScreenArea.y)
+ {
+ offset = ((layoutSize.y - rowHeight) * 0.5f) - firstItemPosition.y;
+ }
+ else
+ {
+ offset = ((-layoutSize.y + rowHeight) * 0.5f) - firstItemPosition.y;
+ }
+ break;
+ }
+ case ControlOrientation::Left:
+ {
+ if(itemPosition.x > onScreenArea.x)
+ {
+ offset = ((layoutSize.x - rowHeight) * 0.5f) - firstItemPosition.x;
+ }
+ else
+ {
+ offset = ((-layoutSize.x + rowHeight) * 0.5f) - firstItemPosition.x;
+ }
+ break;
+ }
+ case ControlOrientation::Right:
+ {
+ if(itemPosition.x < -onScreenArea.x)
+ {
+ offset = ((layoutSize.x - rowHeight) * 0.5f) - firstItemPosition.x;
+ }
+ else
+ {
+ offset = ((-layoutSize.x + rowHeight) * 0.5f) - firstItemPosition.x;
+ }
+ break;
+ }
+ }
+ // work out number of rows from first item position to an item aligned to bottom of screen
+ float rowDiff = offset / rowHeight;
+ float layoutPositionOffset = rowDiff * mImpl->mNumberOfColumns;
+ float scrollTo = GetItemScrollToPosition(itemID) + layoutPositionOffset;
+ return scrollTo;
+ }
+ return currentLayoutPosition;
+}
+
+unsigned int GridLayout::GetReserveItemCount(Vector3 layoutSize) const
+{
+ float layoutHeight = IsHorizontal( GetOrientation() ) ? layoutSize.width : layoutSize.height;
+
+ Vector3 itemSize;
+ GetItemSize( 0, layoutSize, itemSize );
+ int itemsPerPage = mImpl->mNumberOfColumns * ceil(layoutHeight / (itemSize.y + mImpl->mRowSpacing));
+ return itemsPerPage;
+}
+
+void GridLayout::GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const
+{
+ float layoutWidth = IsHorizontal( GetOrientation() ) ? layoutSize.height : layoutSize.width;
+ itemSize.width = ( layoutWidth - mImpl->mSideMargin * 2.0f - mImpl->mColumnSpacing * static_cast<float>( mImpl->mNumberOfColumns - 1 ) ) / static_cast<float>( mImpl->mNumberOfColumns );
+
+ // 4x3 aspect ratio
+ itemSize.height = itemSize.depth = itemSize.width * 0.75f;
+}
+
+void GridLayout::GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const
+{
+ if(animation)
+ {
+ Vector3 currentSize( actor.GetCurrentSize() );
+ Vector3 shrink( currentSize );
+
+ shrink.width = std::min(size.width, currentSize.width);
+ shrink.height = std::min(size.height, currentSize.height);
+
+ // Do a nonlinear size animation to shrink the actor first when the actor size changes,
+ // so that we can avoid the actors overlapping during orientation change.
+ animation.AnimateTo( Property( actor, Actor::Property::SIZE ), shrink, AlphaFunction::EASE_OUT, TimePeriod( 0.0f, durationSeconds * 0.5f ) );
+ animation.AnimateTo( Property( actor, Actor::Property::SIZE ), size, AlphaFunction::EASE_IN, TimePeriod( 0.0f, durationSeconds ) );
+ }
+}
+
+Degree GridLayout::GetScrollDirection() const
+{
+ Degree scrollDirection(0.0f);
+ ControlOrientation::Type orientation = GetOrientation();
+
+ if ( orientation == ControlOrientation::Up )
+ {
+ scrollDirection = Degree( 0.0f );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ scrollDirection = Degree( 90.0f );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ scrollDirection = Degree( 180.0f );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ scrollDirection = Degree( 270.0f );
+ }
+
+ return scrollDirection;
+}
+
+void GridLayout::ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor )
+{
+ // This just implements the default behaviour of constraint application.
+ // Custom layouts can override this function to apply their custom constraints.
+ Dali::Toolkit::ItemView itemView = Dali::Toolkit::ItemView::DownCast( itemViewActor );
+ if( itemView )
+ {
+ Vector3 itemSize;
+ GetItemSize( itemId, layoutSize, itemSize );
+ const unsigned int columnIndex = itemId % mImpl->mNumberOfColumns;
+ const ControlOrientation::Type orientation = GetOrientation();
+
+ // Position constraint
+ GridPositionConstraint positionConstraint( itemId,
+ columnIndex,
+ mImpl->mNumberOfColumns,
+ mImpl->mRowSpacing,
+ mImpl->mColumnSpacing,
+ mImpl->mTopMargin,
+ mImpl->mSideMargin,
+ itemSize,
+ mImpl->mZGap );
+ Constraint constraint;
+ if ( orientation == ControlOrientation::Up )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &GridPositionConstraint::Orientation0 );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &GridPositionConstraint::Orientation90 );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &GridPositionConstraint::Orientation180 );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &GridPositionConstraint::Orientation270 );
+ }
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
+ constraint.Apply();
+
+ // Rotation constraint
+ if ( orientation == ControlOrientation::Up )
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, &GridRotationConstraint0 );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, &GridRotationConstraint90 );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, &GridRotationConstraint180 );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, &GridRotationConstraint270 );
+ }
+ constraint.Apply();
+
+ // Color constraint
+ constraint = Constraint::New< Vector4 >( actor, Actor::Property::COLOR, &GridColorConstraint );
+ constraint.SetRemoveAction( Dali::Constraint::Discard );
+ constraint.Apply();
+
+ // Visibility constraint
+ GridVisibilityConstraint visibilityConstraint( itemId,
+ columnIndex,
+ mImpl->mNumberOfColumns,
+ mImpl->mRowSpacing,
+ mImpl->mColumnSpacing,
+ mImpl->mSideMargin,
+ itemSize );
+ if ( IsVertical( orientation ) )
+ {
+ constraint = Constraint::New<bool>( actor, Actor::Property::VISIBLE, visibilityConstraint, &GridVisibilityConstraint::Portrait );
+ }
+ else // horizontal
+ {
+ constraint = Constraint::New<bool>( actor, Actor::Property::VISIBLE, visibilityConstraint, &GridVisibilityConstraint::Landscape );
+ }
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
+ constraint.SetRemoveAction( Dali::Constraint::Discard );
+ constraint.Apply();
+ }
+}
+
+Vector3 GridLayout::GetItemPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize) const
+{
+ Vector3 itemPosition = Vector3::ZERO;
+ const unsigned int columnIndex = itemID % mImpl->mNumberOfColumns;
+ const ControlOrientation::Type orientation = GetOrientation();
+ Vector3 itemSize;
+ GetItemSize( itemID, layoutSize, itemSize );
+
+ GridPositionConstraint positionConstraintStruct( itemID,
+ columnIndex,
+ mImpl->mNumberOfColumns,
+ mImpl->mRowSpacing,
+ mImpl->mColumnSpacing,
+ mImpl->mTopMargin,
+ mImpl->mSideMargin,
+ itemSize,
+ mImpl->mZGap );
+
+ if ( orientation == ControlOrientation::Up )
+ {
+ positionConstraintStruct.Orientation0( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ positionConstraintStruct.Orientation90( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ positionConstraintStruct.Orientation180( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ positionConstraintStruct.Orientation270( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+
+ return itemPosition;
+}
+
+int GridLayout::GetNextFocusItemID(int itemID, int maxItems, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction, bool loopEnabled)
+{
+ switch( direction )
+ {
+ case Toolkit::Control::Left:
+ {
+ itemID--;
+ if( itemID < 0 )
+ {
+ itemID = loopEnabled ? maxItems - 1 : 0;
+ }
+ break;
+ }
+ case Toolkit::Control::Up:
+ {
+ itemID -= mImpl->mNumberOfColumns;
+ if( itemID < 0 )
+ {
+ itemID = loopEnabled ? itemID + maxItems : itemID + mImpl->mNumberOfColumns;
+ }
+ break;
+ }
+ case Toolkit::Control::Right:
+ {
+ itemID++;
+ if( itemID >= maxItems )
+ {
+ itemID = loopEnabled ? 0 : maxItems - 1;
+ }
+ break;
+ }
+ case Toolkit::Control::Down:
+ {
+ itemID += mImpl->mNumberOfColumns;
+ if( itemID >= maxItems )
+ {
+ itemID = loopEnabled ? 0 : itemID - mImpl->mNumberOfColumns;
+ }
+ break;
+ }
+ }
+ return itemID;
+}
+
+GridLayout::GridLayout()
+: mImpl(NULL)
+{
+ mImpl = new Impl();
+}
+
+} // namespace Internal
+
+} // namespace Toolkit
+
+} // namespace Dali
namespace Toolkit
{
+namespace Internal
+{
+
class GridLayout;
typedef IntrusivePtr<GridLayout> GridLayoutPtr; ///< Pointer to a Dali::Toolkit::GridLayout object
/**
* @brief An ItemView layout which arranges items in a grid.
*/
-class DALI_IMPORT_API GridLayout : public ItemLayout
+class GridLayout : public ItemLayout
{
public:
/**
- * @brief Function signature for a method to calculate the item size.
- *
- * @see SetItemSizeFunction()
- */
- typedef boost::function<Vector3 (unsigned int numberOfColumns, float layoutWidth, float sideMargin, float columnSpacing)> ItemSizeFunction;
-
- /**
* @brief Create a new grid layout.
*/
static GridLayoutPtr New();
float GetZGap() const;
/**
- * @brief Set the function used to calculate the item-size, for a given layout-size.
- *
- * @param[in] function The item-size function.
- */
- void SetItemSizeFunction(ItemSizeFunction function);
-
- /**
- * @brief Get the function used to calculate the item-size.
- *
- * @return The item-size function.
- */
- ItemSizeFunction GetItemSizeFunction() const;
-
- /**
* @brief Set the factor used to customise the scroll speed while dragging and swiping the layout.
*
* @param[in] scrollSpeed The scroll speed factor.
virtual unsigned int GetReserveItemCount(Vector3 layoutSize) const;
/**
- * @copydoc ItemLayout::GetItemSize()
+ * @copydoc ItemLayout::GetDefaultItemSize()
*/
- virtual bool GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const;
+ virtual void GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const;
/**
* @copydoc ItemLayout::GetResizeAnimation()
virtual void GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const;
/**
- * @copydoc ItemLayout::GetPositionConstraint()
- */
- virtual bool GetPositionConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetRotationConstraint()
- */
- virtual bool GetRotationConstraint(unsigned int itemId, ItemLayout::QuaternionFunction& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetScaleConstraint()
- */
- virtual bool GetScaleConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetColorConstraint()
+ * @copydoc ItemLayout::GetScrollDirection()
*/
- virtual bool GetColorConstraint(unsigned int itemId, ItemLayout::Vector4Function& constraint) const;
+ virtual Degree GetScrollDirection() const;
/**
- * @copydoc ItemLayout::GetVisibilityConstraint()
+ * @copydoc ItemLayout::ApplyConstraints()
*/
- virtual bool GetVisibilityConstraint(unsigned int itemId, ItemLayout::BoolFunction& constraint) const;
+ virtual void ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor );
/**
- * @copydoc ItemLayout::GetScrollDirection()
+ * @copydoc ItemLayout::GetItemPosition()
*/
- virtual Degree GetScrollDirection() const;
+ virtual Vector3 GetItemPosition( int itemID, float currentLayoutPosition, const Vector3& layoutSize ) const;
protected:
Impl* mImpl;
};
+} // namespace Internal
+
} // namespace Toolkit
} // namespace Dali
actor.RemoveConstraints();
Vector3 size;
- if(mActiveLayout->GetItemSize(itemId, targetSize, size))
- {
- // resize immediately
- actor.SetSize( size.GetVectorXY() );
- }
+ mActiveLayout->GetItemSize( itemId, targetSize, size );
+ actor.SetSize( size.GetVectorXY() );
- mActiveLayout->ApplyConstraints(actor, itemId, durationSeconds, Self() );
+ mActiveLayout->ApplyConstraints(actor, itemId, targetSize, Self() );
}
// Refresh the new layout
ItemRange range = GetItemRange(*mActiveLayout, targetSize, GetCurrentLayoutPosition(0), false/* don't reserve extra*/);
- AddActorsWithinRange( range, durationSeconds );
+ AddActorsWithinRange( range, targetSize );
// Scroll to an appropriate layout position
{
ItemRange range = GetItemRange(*mActiveLayout, mActiveLayoutTargetSize, currentLayoutPosition, cacheExtra/*reserve extra*/);
RemoveActorsOutsideRange( range );
- AddActorsWithinRange( range, 0.0f/*immediate*/ );
+ AddActorsWithinRange( range, Self().GetCurrentSize() );
mScrollUpdatedSignal.Emit( Vector2(0.0f, currentLayoutPosition) );
}
void ItemView::InsertItem( Item newItem, float durationSeconds )
{
mAddingItems = true;
+ Vector3 layoutSize = Self().GetCurrentSize();
Actor displacedActor;
ItemPoolIter afterDisplacedIter = mItemPool.end();
ItemPoolIter foundIter = mItemPool.find( newItem.first );
if( mItemPool.end() != foundIter )
{
- SetupActor( newItem, durationSeconds );
+ SetupActor( newItem, layoutSize );
Self().Add( newItem.second );
displacedActor = foundIter->second;
displacedActor = temp;
iter->second.RemoveConstraints();
- mActiveLayout->ApplyConstraints( iter->second, iter->first, durationSeconds, Self() );
+ mActiveLayout->ApplyConstraints( iter->second, iter->first, layoutSize, Self() );
}
// Create last item
mItemPool.insert( lastItem );
lastItem.second.RemoveConstraints();
- mActiveLayout->ApplyConstraints( lastItem.second, lastItem.first, durationSeconds, Self() );
+ mActiveLayout->ApplyConstraints( lastItem.second, lastItem.first, layoutSize, Self() );
}
}
- CalculateDomainSize(Self().GetCurrentSize());
+ CalculateDomainSize( layoutSize );
mAddingItems = false;
}
void ItemView::InsertItems( const ItemContainer& newItems, float durationSeconds )
{
mAddingItems = true;
+ Vector3 layoutSize = Self().GetCurrentSize();
// Insert from lowest id to highest
std::set<Item> sortedItems;
// If newly inserted
if( FindById( newItems, iter->first ) )
{
- SetupActor( *iter, durationSeconds );
+ SetupActor( *iter, layoutSize );
}
else
{
iter->second.RemoveConstraints();
- mActiveLayout->ApplyConstraints( iter->second, iter->first, durationSeconds, Self() );
+ mActiveLayout->ApplyConstraints( iter->second, iter->first, layoutSize, Self() );
}
}
- CalculateDomainSize(Self().GetCurrentSize());
+ CalculateDomainSize( layoutSize );
mAddingItems = false;
}
bool actorsReordered = RemoveActor( itemId );
if( actorsReordered )
{
- ReapplyAllConstraints( durationSeconds );
+ ReapplyAllConstraints();
OnItemsRemoved();
}
if( actorsReordered )
{
- ReapplyAllConstraints( durationSeconds );
+ ReapplyAllConstraints();
OnItemsRemoved();
}
void ItemView::ReplaceItem( Item replacementItem, float durationSeconds )
{
mAddingItems = true;
+ Vector3 layoutSize = Self().GetCurrentSize();
- SetupActor( replacementItem, durationSeconds );
+ SetupActor( replacementItem, layoutSize );
Self().Add( replacementItem.second );
const ItemPoolIter iter = mItemPool.find( replacementItem.first );
mItemPool.insert( replacementItem );
}
- CalculateDomainSize(Self().GetCurrentSize());
+ CalculateDomainSize( layoutSize );
mAddingItems = false;
}
}
}
-void ItemView::AddActorsWithinRange( ItemRange range, float durationSeconds )
+void ItemView::AddActorsWithinRange( ItemRange range, const Vector3& layoutSize )
{
range.end = std::min(mItemFactory.GetNumberOfItems(), range.end);
{
for (unsigned int itemId = range.begin; itemId < range.end; ++itemId)
{
- AddNewActor( itemId, durationSeconds );
+ AddNewActor( itemId, layoutSize );
}
}
else
{
for (unsigned int itemId = range.end; itemId > range.begin; --itemId)
{
- AddNewActor( itemId-1, durationSeconds );
+ AddNewActor( itemId-1, layoutSize );
}
}
CalculateDomainSize(Self().GetCurrentSize());
}
-void ItemView::AddNewActor( unsigned int itemId, float durationSeconds )
+void ItemView::AddNewActor( unsigned int itemId, const Vector3& layoutSize )
{
mAddingItems = true;
mItemPool.insert( newItem );
- SetupActor( newItem, durationSeconds );
+ SetupActor( newItem, layoutSize );
Self().Add( actor );
}
}
mAddingItems = false;
}
-void ItemView::SetupActor( Item item, float durationSeconds )
+void ItemView::SetupActor( Item item, const Vector3& layoutSize )
{
item.second.SetParentOrigin( mItemsParentOrigin );
item.second.SetAnchorPoint( mItemsAnchorPoint );
if( mActiveLayout )
{
Vector3 size;
- if( mActiveLayout->GetItemSize( item.first, mActiveLayoutTargetSize, size ) )
- {
- item.second.SetSize( size.GetVectorXY() );
- }
+ mActiveLayout->GetItemSize( item.first, mActiveLayoutTargetSize, size );
+ item.second.SetSize( size.GetVectorXY() );
- mActiveLayout->ApplyConstraints( item.second, item.first, durationSeconds, Self() );
+ mActiveLayout->ApplyConstraints( item.second, item.first, layoutSize, Self() );
}
}
return false;
}
-void ItemView::ReapplyAllConstraints( float durationSeconds )
+void ItemView::ReapplyAllConstraints()
{
+ Vector3 layoutSize = Self().GetCurrentSize();
+
for (ConstItemPoolIter iter = mItemPool.begin(); iter != mItemPool.end(); ++iter)
{
unsigned int id = iter->first;
Actor actor = iter->second;
actor.RemoveConstraints();
- mActiveLayout->ApplyConstraints(actor, id, durationSeconds, Self());
+ mActiveLayout->ApplyConstraints(actor, id, layoutSize, Self());
}
}
/**
* Add a range of Actors, if they are not already in the ItemPool.
* @param[in] range The range of Item IDs to associate with the new actors.
- * @param[in] durationSeconds The time taken to fully constrain the newly added actor.
+ * @param[in] layoutSize The layout-size.
*/
- void AddActorsWithinRange( ItemRange range, float durationSeconds );
+ void AddActorsWithinRange( ItemRange range, const Vector3& layoutSize );
/**
* Add a new Actor, if not already in the ItemPool.
* @param[in] item The ID for the new item.
- * @param[in] durationSeconds The time taken to fully constrain the new actor.
+ * @param[in] layoutSize The layout-size.
*/
- void AddNewActor( ItemId item, float durationSeconds );
+ void AddNewActor( ItemId item, const Vector3& layoutSize );
/**
* Apply the constraints etc. that are required for ItemView children.
* @param[in] item The item to setup.
- * @param[in] durationSeconds The time taken to fully constrain the actor.
+ * @param[in] layoutSize The layout-size.
*/
- void SetupActor( Item item, float durationSeconds );
+ void SetupActor( Item item, const Vector3& layoutSize );
/**
* Remove the Actor from the ItemPool and notify the ItemFactory the actor has been released by ItemView.
* Helper to re-apply all the constraints after items have been inserted, removed etc.
* @param[in] durationSeconds The time taken to fully constrain the actors.
*/
- void ReapplyAllConstraints( float durationSeconds );
+ void ReapplyAllConstraints();
/**
* Helper to relayout after item(s) are removed.
--- /dev/null
+/*
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// CLASS HEADER
+#include <dali-toolkit/internal/controls/scrollable/item-view/spiral-layout.h>
+
+// EXTERNAL INCLUDES
+#include <algorithm>
+#include <dali/public-api/animation/animation.h>
+#include <dali/public-api/animation/constraint.h>
+
+// INTERNAL INCLUDES
+#include <dali-toolkit/public-api/controls/scrollable/item-view/item-view.h>
+
+using namespace Dali;
+using namespace Dali::Toolkit;
+
+namespace // unnamed namespace
+{
+
+const float DEFAULT_ITEMS_PER_SPIRAL_TURN = 9.5f;
+const float DEFAULT_ITEM_SPACING_RADIANS = Math::PI*2.0f/DEFAULT_ITEMS_PER_SPIRAL_TURN;
+
+const float DEFAULT_REVOLUTION_DISTANCE = 190.0f;
+const float DEFAULT_ITEM_DESCENT = DEFAULT_REVOLUTION_DISTANCE / DEFAULT_ITEMS_PER_SPIRAL_TURN;
+
+const float DEFAULT_TOP_ITEM_ALIGNMENT = -0.125f;
+
+const float DEFAULT_SCROLL_SPEED_FACTOR = 0.01f;
+const float DEFAULT_MAXIMUM_SWIPE_SPEED = 30.0f;
+const float DEFAULT_ITEM_FLICK_ANIMATION_DURATION = 0.1f;
+
+float GetDefaultSpiralRadiusFunction(const Vector3& layoutSize)
+{
+ return layoutSize.width*0.4f;
+}
+
+struct SpiralPositionConstraint
+{
+ SpiralPositionConstraint( unsigned int itemId, float spiralRadius, float itemSpacingRadians, float itemDescent, float topItemAlignment )
+ : mItemId( itemId ),
+ mSpiralRadius( spiralRadius ),
+ mItemSpacingRadians( itemSpacingRadians ),
+ mItemDescent( itemDescent ),
+ mTopItemAlignment( topItemAlignment )
+ {
+ }
+
+ inline void OrientationUp( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float angle = -Math::PI * 0.5f + mItemSpacingRadians * layoutPosition;
+
+ current.x = -mSpiralRadius * cosf( angle );
+ current.y = ( mItemDescent * layoutPosition ) + layoutSize.height * mTopItemAlignment;
+ current.z = -mSpiralRadius * sinf( angle );
+ }
+
+ inline void OrientationLeft( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float angle = Math::PI * 0.5f + mItemSpacingRadians * layoutPosition;
+
+ current.x = ( mItemDescent * layoutPosition ) + layoutSize.width * mTopItemAlignment;
+ current.y = -mSpiralRadius * cosf( angle );
+ current.z = mSpiralRadius * sinf( angle );
+ }
+
+ inline void OrientationDown( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float angle = Math::PI * 0.5f + mItemSpacingRadians * layoutPosition;
+
+ current.x = -mSpiralRadius * cosf( angle );
+ current.y = ( -mItemDescent * layoutPosition ) - layoutSize.height * mTopItemAlignment;
+ current.z = mSpiralRadius * sinf(angle);
+ }
+
+ inline void OrientationRight( Vector3& current, float layoutPosition, const Vector3& layoutSize )
+ {
+ float angle = -Math::PI*0.5f + mItemSpacingRadians * layoutPosition;
+
+ current.x = (-mItemDescent * layoutPosition) - layoutSize.width * mTopItemAlignment;
+ current.y = -mSpiralRadius * cosf( angle );
+ current.z = -mSpiralRadius * sinf( angle );
+ }
+
+ void OrientationUp( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ OrientationUp( current, layoutPosition, layoutSize );
+ }
+
+ void OrientationLeft( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ OrientationLeft( current, layoutPosition, layoutSize );
+ }
+
+ void OrientationDown( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ OrientationDown( current, layoutPosition, layoutSize );
+ }
+
+ void OrientationRight( Vector3& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ OrientationRight( current, layoutPosition, layoutSize );
+ }
+
+ unsigned int mItemId;
+ float mSpiralRadius;
+ float mItemSpacingRadians;
+ float mItemDescent;
+ float mTopItemAlignment;
+};
+
+struct SpiralRotationConstraint
+{
+ SpiralRotationConstraint( unsigned int itemId, float itemSpacingRadians )
+ : mItemId( itemId ),
+ mItemSpacingRadians( itemSpacingRadians )
+ {
+ }
+
+ void OrientationUp( Quaternion& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ float angle = -mItemSpacingRadians * layoutPosition;
+
+ current = Quaternion( Radian( angle ), Vector3::YAXIS);
+ }
+
+ void OrientationLeft( Quaternion& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ float angle = -mItemSpacingRadians * layoutPosition;
+
+ current = Quaternion( Radian( -Math::PI * 0.5f ), Vector3::ZAXIS ) * Quaternion( Radian( angle ), Vector3::YAXIS );
+ }
+
+ void OrientationDown( Quaternion& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ float angle = -mItemSpacingRadians * layoutPosition;
+
+ current = Quaternion( Radian( -Math::PI ), Vector3::ZAXIS) * Quaternion( Radian( angle ), Vector3::YAXIS );
+ }
+
+ void OrientationRight( Quaternion& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ float angle = -mItemSpacingRadians * layoutPosition;
+
+ current = Quaternion( Radian( -Math::PI * 1.5f ), Vector3::ZAXIS) * Quaternion( Radian( angle ), Vector3::YAXIS );
+ }
+
+ unsigned int mItemId;
+ float mItemSpacingRadians;
+};
+
+struct SpiralColorConstraint
+{
+ SpiralColorConstraint( unsigned int itemId, float itemSpacingRadians )
+ : mItemId( itemId ),
+ mItemSpacingRadians( itemSpacingRadians )
+ {
+ }
+
+ void operator()( Vector4& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ Radian angle( mItemSpacingRadians * fabsf( layoutPosition ) / Dali::ANGLE_360 );
+
+ float progress = angle - floorf( angle ); // take fractional bit only to get between 0.0 - 1.0
+ progress = (progress > 0.5f) ? 2.0f*(1.0f - progress) : progress*2.0f;
+
+ float darkness(1.0f);
+ {
+ const float startMarker = 0.10f; // The progress at which darkening starts
+ const float endMarker = 0.35f; // The progress at which darkening ends
+ const float minDarkness = 0.15f; // The darkness at end marker
+
+ if (progress > endMarker)
+ {
+ darkness = minDarkness;
+ }
+ else if (progress > startMarker)
+ {
+ darkness = 1.0f - ( (1.0f - minDarkness) * ((progress-startMarker) / (endMarker-startMarker)) );
+ }
+ }
+
+ current.r = current.g = current.b = darkness;
+ }
+
+ unsigned int mItemId;
+ float mItemSpacingRadians;
+};
+
+struct SpiralVisibilityConstraint
+{
+ SpiralVisibilityConstraint( unsigned int itemId, float itemSpacingRadians, float itemDescent, float topItemAlignment )
+ : mItemId( itemId ),
+ mItemSpacingRadians( itemSpacingRadians ),
+ mItemDescent( itemDescent ),
+ mTopItemAlignment( topItemAlignment )
+ {
+ }
+
+ void Portrait( bool& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ float itemsCachedBeforeTopItem = layoutSize.height*(mTopItemAlignment+0.5f) / mItemDescent;
+ current = ( layoutPosition >= -itemsCachedBeforeTopItem - 1.0f && layoutPosition <= ( layoutSize.height / mItemDescent ) + 1.0f );
+ }
+
+ void Landscape( bool& current, const PropertyInputContainer& inputs )
+ {
+ float layoutPosition = inputs[0]->GetFloat() + static_cast< float >( mItemId );
+ const Vector3& layoutSize = inputs[1]->GetVector3();
+ float itemsCachedBeforeTopItem = layoutSize.width*(mTopItemAlignment+0.5f) / mItemDescent;
+ current = ( layoutPosition >= -itemsCachedBeforeTopItem - 1.0f && layoutPosition <= ( layoutSize.width / mItemDescent ) + 1.0f );
+ }
+
+ unsigned int mItemId;
+ float mItemSpacingRadians;
+ float mItemDescent;
+ float mTopItemAlignment;
+};
+
+} // unnamed namespace
+
+namespace Dali
+{
+
+namespace Toolkit
+{
+
+namespace Internal
+{
+
+struct SpiralLayout::Impl
+{
+ Impl()
+ : mItemSpacingRadians(DEFAULT_ITEM_SPACING_RADIANS),
+ mRevolutionDistance(DEFAULT_REVOLUTION_DISTANCE),
+ mItemDescent(DEFAULT_ITEM_DESCENT),
+ mTopItemAlignment(DEFAULT_TOP_ITEM_ALIGNMENT),
+ mScrollSpeedFactor(DEFAULT_SCROLL_SPEED_FACTOR),
+ mMaximumSwipeSpeed(DEFAULT_MAXIMUM_SWIPE_SPEED),
+ mItemFlickAnimationDuration(DEFAULT_ITEM_FLICK_ANIMATION_DURATION)
+ {
+ }
+
+ float mItemSpacingRadians;
+ float mRevolutionDistance;
+ float mItemDescent;
+ float mTopItemAlignment;
+ float mScrollSpeedFactor;
+ float mMaximumSwipeSpeed;
+ float mItemFlickAnimationDuration;
+};
+
+SpiralLayoutPtr SpiralLayout::New()
+{
+ return SpiralLayoutPtr(new SpiralLayout());
+}
+
+SpiralLayout::~SpiralLayout()
+{
+ delete mImpl;
+}
+
+void SpiralLayout::SetItemSpacing(Radian itemSpacing)
+{
+ mImpl->mItemSpacingRadians = itemSpacing;
+
+ float itemsPerSpiral = std::max(1.0f, (2.0f*(float)Math::PI) / mImpl->mItemSpacingRadians);
+ mImpl->mItemDescent = mImpl->mRevolutionDistance / itemsPerSpiral;
+}
+
+Radian SpiralLayout::GetItemSpacing() const
+{
+ return Radian( mImpl->mItemSpacingRadians );
+}
+
+void SpiralLayout::SetRevolutionDistance(float distance)
+{
+ mImpl->mRevolutionDistance = distance;
+
+ float itemsPerSpiral = std::max(1.0f, (2.0f*(float)Math::PI) / mImpl->mItemSpacingRadians);
+ mImpl->mItemDescent = mImpl->mRevolutionDistance / itemsPerSpiral;
+}
+
+float SpiralLayout::GetRevolutionDistance() const
+{
+ return mImpl->mRevolutionDistance;
+}
+
+void SpiralLayout::SetTopItemAlignment(float alignment)
+{
+ mImpl->mTopItemAlignment = alignment;
+}
+
+float SpiralLayout::GetTopItemAlignment() const
+{
+ return mImpl->mTopItemAlignment;
+}
+
+void SpiralLayout::SetScrollSpeedFactor(float scrollSpeed)
+{
+ mImpl->mScrollSpeedFactor = scrollSpeed;
+}
+
+void SpiralLayout::SetMaximumSwipeSpeed(float speed)
+{
+ mImpl->mMaximumSwipeSpeed = speed;
+}
+
+void SpiralLayout::SetItemFlickAnimationDuration(float durationSeconds)
+{
+ mImpl->mItemFlickAnimationDuration = durationSeconds;
+}
+
+float SpiralLayout::GetScrollSpeedFactor() const
+{
+ return mImpl->mScrollSpeedFactor;
+}
+
+float SpiralLayout::GetMaximumSwipeSpeed() const
+{
+ return mImpl->mMaximumSwipeSpeed;
+}
+
+float SpiralLayout::GetItemFlickAnimationDuration() const
+{
+ return mImpl->mItemFlickAnimationDuration;
+}
+
+float SpiralLayout::GetMinimumLayoutPosition(unsigned int numberOfItems, Vector3 layoutSize) const
+{
+ return 1.0f - static_cast<float>(numberOfItems);
+}
+
+float SpiralLayout::GetClosestAnchorPosition(float layoutPosition) const
+{
+ return round(layoutPosition);
+}
+
+float SpiralLayout::GetItemScrollToPosition(unsigned int itemId) const
+{
+ return -(static_cast<float>(itemId));
+}
+
+ItemRange SpiralLayout::GetItemsWithinArea(float firstItemPosition, Vector3 layoutSize) const
+{
+ float layoutHeight = IsHorizontal( GetOrientation() ) ? layoutSize.width : layoutSize.height;
+ float itemsPerSpiral = layoutHeight / mImpl->mItemDescent;
+ float itemsCachedBeforeTopItem = layoutHeight * (mImpl->mTopItemAlignment + 0.5f) / mImpl->mItemDescent;
+ float itemsViewable = std::min(itemsPerSpiral, itemsPerSpiral - itemsCachedBeforeTopItem - firstItemPosition + 1.0f);
+
+ unsigned int firstItem = static_cast<unsigned int>(std::max(0.0f, -firstItemPosition - itemsCachedBeforeTopItem - 1.0f));
+ unsigned int lastItem = static_cast<unsigned int>(std::max(0.0f, firstItem + itemsViewable));
+
+ return ItemRange(firstItem, lastItem+1);
+}
+
+unsigned int SpiralLayout::GetReserveItemCount(Vector3 layoutSize) const
+{
+ float layoutHeight = IsHorizontal( GetOrientation() ) ? layoutSize.width : layoutSize.height;
+ return static_cast<unsigned int>(layoutHeight / mImpl->mItemDescent);
+}
+
+void SpiralLayout::GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const
+{
+ itemSize.width = layoutSize.width * 0.25f;
+
+ // 4x3 aspect ratio
+ itemSize.height = itemSize.depth = ( itemSize.width / 4.0f ) * 3.0f;
+}
+
+void SpiralLayout::GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const
+{
+ if(animation)
+ {
+ animation.AnimateTo( Property( actor, Actor::Property::SIZE ), size );
+ }
+}
+
+Degree SpiralLayout::GetScrollDirection() const
+{
+ Degree scrollDirection(0);
+ const ControlOrientation::Type orientation = GetOrientation();
+
+ if ( orientation == ControlOrientation::Up )
+ {
+ scrollDirection = Degree( -45.0f ); // Allow swiping horizontally & vertically
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ scrollDirection = Degree( 45.0f );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ scrollDirection = Degree( 180.0f - 45.0f );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ scrollDirection = Degree( 270.0f - 45.0f );
+ }
+
+ return scrollDirection;
+}
+
+void SpiralLayout::ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor )
+{
+ // This just implements the default behaviour of constraint application.
+ // Custom layouts can override this function to apply their custom constraints.
+ Dali::Toolkit::ItemView itemView = Dali::Toolkit::ItemView::DownCast( itemViewActor );
+ if( itemView )
+ {
+ const ControlOrientation::Type orientation = GetOrientation();
+
+ // Position constraint
+ SpiralPositionConstraint positionConstraint( itemId, GetDefaultSpiralRadiusFunction( layoutSize ), mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment );
+ Constraint constraint;
+ if ( orientation == ControlOrientation::Up )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &SpiralPositionConstraint::OrientationUp );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &SpiralPositionConstraint::OrientationLeft );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &SpiralPositionConstraint::OrientationDown );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ constraint = Constraint::New< Vector3 >( actor, Actor::Property::POSITION, positionConstraint, &SpiralPositionConstraint::OrientationRight );
+ }
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
+ constraint.Apply();
+
+ // Rotation constraint
+ SpiralRotationConstraint rotationConstraint( itemId, mImpl->mItemSpacingRadians );
+ if ( orientation == ControlOrientation::Up )
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, rotationConstraint, &SpiralRotationConstraint::OrientationUp );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, rotationConstraint, &SpiralRotationConstraint::OrientationLeft );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, rotationConstraint, &SpiralRotationConstraint::OrientationDown );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ constraint = Constraint::New< Quaternion >( actor, Actor::Property::ORIENTATION, rotationConstraint, &SpiralRotationConstraint::OrientationRight );
+ }
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.Apply();
+
+ // Color constraint
+ constraint = Constraint::New< Vector4 >( actor, Actor::Property::COLOR, SpiralColorConstraint( itemId, mImpl->mItemSpacingRadians ) );
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.SetRemoveAction(Dali::Constraint::Discard);
+ constraint.Apply();
+
+ // Visibility constraint
+ SpiralVisibilityConstraint visibilityConstraint( itemId, mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment );
+ if (IsVertical( orientation ) )
+ {
+ constraint = Constraint::New< bool >( actor, Actor::Property::VISIBLE, visibilityConstraint, &SpiralVisibilityConstraint::Portrait );
+ }
+ else // horizontal
+ {
+ constraint = Constraint::New< bool >( actor, Actor::Property::VISIBLE, visibilityConstraint, &SpiralVisibilityConstraint::Landscape );
+ }
+ constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
+ constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
+ constraint.SetRemoveAction(Dali::Constraint::Discard);
+ constraint.Apply();
+ }
+}
+
+Vector3 SpiralLayout::GetItemPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize) const
+{
+ Vector3 itemPosition = Vector3::ZERO;
+ const ControlOrientation::Type orientation = GetOrientation();
+
+ SpiralPositionConstraint positionConstraint( itemID, GetDefaultSpiralRadiusFunction( layoutSize ), mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment );
+
+ if ( orientation == ControlOrientation::Up )
+ {
+ positionConstraint.OrientationUp( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else if ( orientation == ControlOrientation::Left )
+ {
+ positionConstraint.OrientationLeft( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else if ( orientation == ControlOrientation::Down )
+ {
+ positionConstraint.OrientationDown( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+ else // orientation == ControlOrientation::Right
+ {
+ positionConstraint.OrientationRight( itemPosition, currentLayoutPosition + itemID, layoutSize );
+ }
+
+ return itemPosition;
+}
+
+SpiralLayout::SpiralLayout()
+: mImpl(NULL)
+{
+ mImpl = new Impl();
+}
+
+float SpiralLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
+{
+ return GetItemScrollToPosition(itemID);
+}
+
+} // namespace Internal
+
+} // namespace Toolkit
+
+} // namespace Dali
namespace Toolkit
{
+namespace Internal
+{
+
class SpiralLayout;
typedef IntrusivePtr<SpiralLayout> SpiralLayoutPtr;
/**
* An ItemView layout which arranges items in a spiral.
*/
-class DALI_IMPORT_API SpiralLayout : public ItemLayout
+class SpiralLayout : public ItemLayout
{
public:
- typedef boost::function<Vector3 (const Vector3& layoutSize)> ItemSizeFunction;
- typedef boost::function<float (const Vector3& layoutSize)> SpiralRadiusFunction;
-
/**
* Create a new spiral layout
*/
virtual ~SpiralLayout();
/**
- * Set the function used to calculate the item-size, for a given layout-size.
- * @param[in] function The item-size function.
- */
- void SetItemSizeFunction(ItemSizeFunction function);
-
- /**
- * Get the function used to calculate the item-size
- * @return The item-size function.
- */
- ItemSizeFunction GetItemSizeFunction() const;
-
- /**
* Set spacing angle between items.
* @param[in] itemSpacing The angle in radians.
*/
float GetRevolutionDistance() const;
/**
- * Set the function used to calculate the spiral radius, for a given layout-size.
- * @param[in] function The spiral-radius function.
- */
- void SetSpiralRadiusFunction(SpiralRadiusFunction function);
-
- /**
- * Get the function used to calculate the spiral radius.
- * @return The spiral-radius function.
- */
- SpiralRadiusFunction GetSpiralRadiusFunction() const;
-
- /**
* Set the alignment of the top-item, when at the beginning of the spiral (with a first-item layout-position of zero).
* A value of 0 indicates that the top-item is centered in the middle of the layout. A value of -0.5 or 0.5 indicates
* that the top-item is centred at the top or bottom of the layout respectively.
virtual unsigned int GetReserveItemCount(Vector3 layoutSize) const;
/**
- * @copydoc ItemLayout::GetItemSize()
+ * @copydoc ItemLayout::GetDefaultItemSize()
*/
- virtual bool GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const;
+ virtual void GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const;
/**
* @copydoc ItemLayout::GetResizeAnimation()
virtual void GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const;
/**
- * @copydoc ItemLayout::GetPositionConstraint()
- */
- virtual bool GetPositionConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetRotationConstraint()
- */
- virtual bool GetRotationConstraint(unsigned int itemId, ItemLayout::QuaternionFunction& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetScaleConstraint()
- */
- virtual bool GetScaleConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const;
-
- /**
- * @copydoc ItemLayout::GetColorConstraint()
+ * @copydoc ItemLayout::GetScrollDirection()
*/
- virtual bool GetColorConstraint(unsigned int itemId, ItemLayout::Vector4Function& constraint) const;
+ virtual Degree GetScrollDirection() const;
/**
- * @copydoc ItemLayout::GetVisibilityConstraint()
+ * @copydoc ItemLayout::ApplyConstraints()
*/
- virtual bool GetVisibilityConstraint(unsigned int itemId, ItemLayout::BoolFunction& constraint) const;
+ virtual void ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor );
/**
- * @copydoc ItemLayout::GetScrollDirection()
+ * @copydoc ItemLayout::GetItemPosition()
*/
- virtual Degree GetScrollDirection() const;
+ virtual Vector3 GetItemPosition( int itemID, float currentLayoutPosition, const Vector3& layoutSize ) const;
protected:
Impl* mImpl;
};
+} // namespace Internal
+
} // namespace Toolkit
} // namespace Dali
$(toolkit_src_dir)/controls/page-turn-view/page-turn-view-impl.cpp \
$(toolkit_src_dir)/controls/scroll-bar/scroll-bar-impl.cpp \
$(toolkit_src_dir)/controls/scrollable/bouncing-effect-actor.cpp \
+ $(toolkit_src_dir)/controls/scrollable/item-view/depth-layout.cpp \
+ $(toolkit_src_dir)/controls/scrollable/item-view/grid-layout.cpp \
$(toolkit_src_dir)/controls/scrollable/item-view/item-view-impl.cpp \
+ $(toolkit_src_dir)/controls/scrollable/item-view/spiral-layout.cpp \
$(toolkit_src_dir)/controls/scrollable/scrollable-impl.cpp \
$(toolkit_src_dir)/controls/scrollable/scroll-view/scroll-base-impl.cpp \
$(toolkit_src_dir)/controls/scrollable/scroll-view/scroll-overshoot-indicator-impl.cpp \
--- /dev/null
+/*
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// HEADER
+#include <dali-toolkit/public-api/controls/scrollable/item-view/default-item-layout.h>
+
+// INTERNAL INCLUDES
+#include <dali-toolkit/internal/controls/scrollable/item-view/depth-layout.h>
+#include <dali-toolkit/internal/controls/scrollable/item-view/grid-layout.h>
+#include <dali-toolkit/internal/controls/scrollable/item-view/spiral-layout.h>
+
+namespace Dali
+{
+
+namespace Toolkit
+{
+
+namespace DefaultItemLayout
+{
+
+ItemLayoutPtr New( Type type )
+{
+ ItemLayoutPtr itemLayout;
+
+ switch ( type )
+ {
+ case DEPTH:
+ {
+ itemLayout = Internal::DepthLayout::New();
+ break;
+ }
+
+ case GRID:
+ {
+ itemLayout = Internal::GridLayout::New();
+ break;
+ }
+
+ case LIST:
+ {
+ Internal::GridLayoutPtr layout = Internal::GridLayout::New();
+ layout->SetNumberOfColumns( 1 );
+ itemLayout = layout;
+ break;
+ }
+
+ case SPIRAL:
+ {
+ itemLayout = Internal::SpiralLayout::New();
+ break;
+ }
+ }
+
+ return itemLayout;
+}
+
+} // namespace DefaultItemLayout
+
+} // namespace Toolkit
+
+} // namespace Dali
--- /dev/null
+#ifndef __DALI_TOOLKIT_DEFAULT_ITEM_LAYOUT_H__
+#define __DALI_TOOLKIT_DEFAULT_ITEM_LAYOUT_H__
+
+/*
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// INTERNAL INCLUDES
+#include <dali-toolkit/public-api/controls/scrollable/item-view/item-layout.h>
+
+namespace Dali
+{
+
+namespace Toolkit
+{
+
+namespace DefaultItemLayout
+{
+
+enum Type
+{
+ DEPTH, ///< Items arranged in a grid, scrolling along the Z-Axis.
+ GRID, ///< Items arranged in a grid, scrolling along the Y-Axis.
+ LIST, ///< One item per line, scrolling along the Y-Axis.
+ SPIRAL ///< Items arranged in a spiral, centered around the Y-Axis.
+};
+
+/**
+ * @brief Creates a built-in default item-layout
+ *
+ * @param[in] type The type of layout required.
+ *
+ * @return An ItemLayoutPtr to the newly created layout.
+ */
+DALI_IMPORT_API ItemLayoutPtr New( Type type );
+
+} // namespace DefaultItemLayout
+
+} // namespace Toolkit
+
+} // namespace Dali
+
+#endif // __DALI_TOOLKIT_DEFAULT_ITEM_LAYOUT_H__
+++ /dev/null
-/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// CLASS HEADER
-#include <dali-toolkit/public-api/controls/scrollable/item-view/depth-layout.h>
-
-// EXTERNAL INCLUDES
-#include <algorithm>
-#include <dali/public-api/animation/animation.h>
-
-using namespace Dali;
-using namespace Dali::Toolkit;
-
-namespace // unnamed namespace
-{
-
-const unsigned int DEFAULT_NUMBER_OF_COLUMNS = 3;
-const float DEFAULT_NUMBER_OF_ROWS = 20.0f;
-const float DEFAULT_ROW_SPACING = 55.0f;
-const float DEFAULT_BOTTOM_MARGIN_FACTOR = 0.1f;
-const Radian DEFAULT_TILT_ANGLE ( Math::PI*0.12f );
-const Radian DEFAULT_ITEM_TILT_ANGLE ( -Math::PI*0.025f );
-const float DEFAULT_SCROLL_SPEED_FACTOR = 0.02f;
-const float DEFAULT_MAXIMUM_SWIPE_SPEED = 50.0f;
-const float DEFAULT_ITEM_FLICK_ANIMATION_DURATION = 0.03f;
-
-static Vector3 GetItemSizeDefaultFunction(unsigned int numberOfColumns, float layoutWidth)
-{
- float width = layoutWidth / static_cast<float>(numberOfColumns + 1);
-
- // 1x1 aspect ratio
- return Vector3(width, width, width);
-}
-
-static float GetBottomMarginDefaultFunction(float layoutHeight)
-{
- return layoutHeight * DEFAULT_BOTTOM_MARGIN_FACTOR;
-}
-
-struct GetColumnPositionDefaultFunction
-{
- float operator()(unsigned int numberOfColumns,
- unsigned int columnNumber,
- const Vector3& itemSize,
- float layoutWidth)
- {
- // Share the available space between margins & column spacings
- float availableSpace = std::max(0.0f, (layoutWidth - itemSize.width*numberOfColumns));
-
- float leftMargin = availableSpace/numberOfColumns * 0.5f;
-
- float columnPosition = leftMargin + itemSize.width*0.5f + columnNumber*(itemSize.width + availableSpace/numberOfColumns);
-
- return columnPosition - layoutWidth*0.5f;
- }
-};
-
-struct DepthPositionConstraint0
-{
- DepthPositionConstraint0(unsigned int numberOfColumns,
- unsigned int columnNumber,
- DepthLayout::ItemSizeFunction itemSizeFunction,
- DepthLayout::BottomMarginFunction bottomMarginFunction,
- DepthLayout::ColumnPositionFunction columnPositionFunction,
- float heightScale,
- float depthScale)
- : mNumberOfColumns(numberOfColumns),
- mColumnNumber(columnNumber),
- mItemSizeFunction(itemSizeFunction),
- mBottomMarginFunction(bottomMarginFunction),
- mColumnPositionFunction(columnPositionFunction),
- mHeightScale(heightScale),
- mDepthScale(depthScale)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.width);
-
- float rowLayoutPositon = layoutPosition - static_cast<float>(mColumnNumber);
-
- return Vector3( mColumnPositionFunction(mNumberOfColumns, mColumnNumber, itemSize, layoutSize.width),
- rowLayoutPositon*mHeightScale + layoutSize.height*0.5f - mBottomMarginFunction(layoutSize.height) - itemSize.height * 0.5f,
- -rowLayoutPositon*mDepthScale );
- }
-
- unsigned int mNumberOfColumns;
- unsigned int mColumnNumber;
-
- DepthLayout::ItemSizeFunction mItemSizeFunction;
- DepthLayout::BottomMarginFunction mBottomMarginFunction;
- DepthLayout::ColumnPositionFunction mColumnPositionFunction;
-
- float mHeightScale;
- float mDepthScale;
-};
-
-struct DepthPositionConstraint90
-{
- DepthPositionConstraint90(unsigned int numberOfColumns,
- unsigned int columnNumber,
- DepthLayout::ItemSizeFunction itemSizeFunction,
- DepthLayout::BottomMarginFunction bottomMarginFunction,
- DepthLayout::ColumnPositionFunction columnPositionFunction,
- float heightScale,
- float depthScale)
- : mNumberOfColumns(numberOfColumns),
- mColumnNumber(columnNumber),
- mItemSizeFunction(itemSizeFunction),
- mBottomMarginFunction(bottomMarginFunction),
- mColumnPositionFunction(columnPositionFunction),
- mHeightScale(heightScale),
- mDepthScale(depthScale)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.height);
-
- float rowLayoutPositon = layoutPosition - static_cast<float>(mColumnNumber) + mNumberOfColumns*0.5f;
-
- return Vector3( rowLayoutPositon*mHeightScale + layoutSize.width*0.5f - mBottomMarginFunction(layoutSize.width) - itemSize.height * 0.5f,
- -mColumnPositionFunction(mNumberOfColumns, mColumnNumber, itemSize, layoutSize.height),
- -rowLayoutPositon*mDepthScale );
- }
-
- unsigned int mNumberOfColumns;
- unsigned int mColumnNumber;
-
- DepthLayout::ItemSizeFunction mItemSizeFunction;
- DepthLayout::BottomMarginFunction mBottomMarginFunction;
- DepthLayout::ColumnPositionFunction mColumnPositionFunction;
-
- float mHeightScale;
- float mDepthScale;
-};
-
-struct DepthPositionConstraint180
-{
- DepthPositionConstraint180(unsigned int numberOfColumns,
- unsigned int columnNumber,
- DepthLayout::ItemSizeFunction itemSizeFunction,
- DepthLayout::BottomMarginFunction bottomMarginFunction,
- DepthLayout::ColumnPositionFunction columnPositionFunction,
- float heightScale,
- float depthScale)
- : mNumberOfColumns(numberOfColumns),
- mColumnNumber(columnNumber),
- mItemSizeFunction(itemSizeFunction),
- mBottomMarginFunction(bottomMarginFunction),
- mColumnPositionFunction(columnPositionFunction),
- mHeightScale(heightScale),
- mDepthScale(depthScale)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.width);
-
- float rowLayoutPositon = layoutPosition - static_cast<float>(mColumnNumber);
-
- return Vector3( -mColumnPositionFunction(mNumberOfColumns, mColumnNumber, itemSize, layoutSize.width),
- -(rowLayoutPositon*mHeightScale + layoutSize.height*0.5f - mBottomMarginFunction(layoutSize.height) - itemSize.height * 0.5f),
- -rowLayoutPositon*mDepthScale );
- }
-
- unsigned int mNumberOfColumns;
- unsigned int mColumnNumber;
-
- DepthLayout::ItemSizeFunction mItemSizeFunction;
- DepthLayout::BottomMarginFunction mBottomMarginFunction;
- DepthLayout::ColumnPositionFunction mColumnPositionFunction;
-
- float mHeightScale;
- float mDepthScale;
-};
-
-struct DepthPositionConstraint270
-{
- DepthPositionConstraint270(unsigned int numberOfColumns,
- unsigned int columnNumber,
- DepthLayout::ItemSizeFunction itemSizeFunction,
- DepthLayout::BottomMarginFunction bottomMarginFunction,
- DepthLayout::ColumnPositionFunction columnPositionFunction,
- float heightScale,
- float depthScale)
- : mNumberOfColumns(numberOfColumns),
- mColumnNumber(columnNumber),
- mItemSizeFunction(itemSizeFunction),
- mBottomMarginFunction(bottomMarginFunction),
- mColumnPositionFunction(columnPositionFunction),
- mHeightScale(heightScale),
- mDepthScale(depthScale)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.height);
-
- float rowLayoutPositon = layoutPosition - static_cast<float>(mColumnNumber) + mNumberOfColumns*0.5f;
-
- return Vector3( -(rowLayoutPositon*mHeightScale + layoutSize.width*0.5f - mBottomMarginFunction(layoutSize.width) - itemSize.height * 0.5f),
- mColumnPositionFunction(mNumberOfColumns, mColumnNumber, itemSize, layoutSize.height),
- -rowLayoutPositon*mDepthScale );
- }
-
- unsigned int mNumberOfColumns;
- unsigned int mColumnNumber;
-
- DepthLayout::ItemSizeFunction mItemSizeFunction;
- DepthLayout::BottomMarginFunction mBottomMarginFunction;
- DepthLayout::ColumnPositionFunction mColumnPositionFunction;
-
- float mHeightScale;
- float mDepthScale;
-};
-
-struct DepthRotationConstraint0
-{
- DepthRotationConstraint0(Radian angleRadians)
- : mTiltAngle(angleRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( 0.0f ), Vector3::ZAXIS ) * Quaternion( mTiltAngle, Vector3::XAXIS );
- }
-
- Radian mTiltAngle;
-};
-
-struct DepthRotationConstraint90
-{
- DepthRotationConstraint90(Radian angleRadians)
- : mTiltAngle(angleRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( 1.5f * Math::PI ), Vector3::ZAXIS) * Quaternion( mTiltAngle, Vector3::XAXIS );
- }
-
- Radian mTiltAngle;
-};
-
-struct DepthRotationConstraint180
-{
- DepthRotationConstraint180(Radian angleRadians)
- : mTiltAngle(angleRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( -Math::PI ), Vector3::ZAXIS) * Quaternion( mTiltAngle, Vector3::XAXIS );
- }
-
- Radian mTiltAngle;
-};
-
-struct DepthRotationConstraint270
-{
- DepthRotationConstraint270(Radian angleRadians)
- : mTiltAngle(angleRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( 0.5f * Math::PI ), Vector3::ZAXIS) * Quaternion( mTiltAngle, Vector3::XAXIS );
- }
-
- Radian mTiltAngle;
-};
-
-struct DepthColorConstraint
-{
- DepthColorConstraint(unsigned int numberOfColumns, float numberOfRows, unsigned int columnNumber)
- : mNumberOfColumns(numberOfColumns),
- mNumberOfRows(numberOfRows),
- mColumnNumber(columnNumber)
- {
- }
-
- Vector4 operator()(const Vector4& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float row = (layoutPosition - static_cast<float>(mColumnNumber)) / mNumberOfColumns;
-
- float darkness(1.0f);
- float alpha(1.0f);
-
- if (row < 0.0f)
- {
- darkness = alpha = std::max(0.0f, 1.0f + row);
- }
- else
- {
- if (row > mNumberOfRows)
- {
- darkness = 0.0f;
- }
- else
- {
- darkness = 1.0f - ( 1.0f * (row / mNumberOfRows) );
- }
-
- if (row > (mNumberOfRows-1.0f))
- {
- alpha = std::max(0.0f, 1.0f - (row-(mNumberOfRows-1.0f)));
- }
- }
-
- return Vector4( darkness, darkness, darkness, current.a * alpha );
- }
-
- unsigned int mNumberOfColumns;
- float mNumberOfRows;
- unsigned int mColumnNumber;
-};
-
-struct DepthVisibilityConstraint
-{
- DepthVisibilityConstraint(unsigned int numberOfColumns, float numberOfRows, unsigned int columnNumber)
- : mNumberOfColumns(numberOfColumns),
- mNumberOfRows(numberOfRows),
- mColumnNumber(columnNumber)
- {
- }
-
- bool operator()(const bool& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float row = (layoutPosition - static_cast<float>(mColumnNumber)) / mNumberOfColumns;
- return (row > -1.0f) && (row < mNumberOfRows);
- }
-
- unsigned int mNumberOfColumns;
- float mNumberOfRows;
- unsigned int mColumnNumber;
-};
-
-} // unnamed namespace
-
-namespace Dali
-{
-
-namespace Toolkit
-{
-
-struct PositionConstraintSet
-{
- ItemLayout::Vector3Function mOrientation0;
- ItemLayout::Vector3Function mOrientation90;
- ItemLayout::Vector3Function mOrientation180;
- ItemLayout::Vector3Function mOrientation270;
-};
-
-struct DepthLayout::Impl
-{
- Impl()
- : mNumberOfColumns(DEFAULT_NUMBER_OF_COLUMNS),
- mNumberOfRows(DEFAULT_NUMBER_OF_ROWS),
- mRowSpacing(DEFAULT_ROW_SPACING),
- mTiltAngle(DEFAULT_TILT_ANGLE),
- mItemTiltAngle(DEFAULT_ITEM_TILT_ANGLE),
- mScrollSpeedFactor(DEFAULT_SCROLL_SPEED_FACTOR),
- mMaximumSwipeSpeed(DEFAULT_MAXIMUM_SWIPE_SPEED),
- mItemFlickAnimationDuration(DEFAULT_ITEM_FLICK_ANIMATION_DURATION),
- mItemSizeFunction(GetItemSizeDefaultFunction),
- mBottomMarginFunction(GetBottomMarginDefaultFunction),
- mColumnPositionFunction(GetColumnPositionDefaultFunction())
- {
- }
-
- unsigned int mNumberOfColumns;
- unsigned int mNumberOfRows;
-
- float mRowSpacing;
-
- Radian mTiltAngle;
- Radian mItemTiltAngle;
-
- float mScrollSpeedFactor;
- float mMaximumSwipeSpeed;
- float mItemFlickAnimationDuration;
-
- ItemSizeFunction mItemSizeFunction;
- BottomMarginFunction mBottomMarginFunction;
- ColumnPositionFunction mColumnPositionFunction;
-};
-
-DepthLayoutPtr DepthLayout::New()
-{
- return DepthLayoutPtr(new DepthLayout());
-}
-
-DepthLayout::~DepthLayout()
-{
- delete mImpl;
-}
-
-void DepthLayout::SetNumberOfColumns(unsigned int columns)
-{
- mImpl->mNumberOfColumns = columns;
-}
-
-unsigned int DepthLayout::GetNumberOfColumns() const
-{
- return mImpl->mNumberOfColumns;
-}
-
-void DepthLayout::SetNumberOfRows(unsigned int rows)
-{
- mImpl->mNumberOfRows = rows;
-}
-
-unsigned int DepthLayout::GetNumberOfRows() const
-{
- return mImpl->mNumberOfRows;
-}
-
-void DepthLayout::SetRowSpacing(float spacing)
-{
- mImpl->mRowSpacing = spacing;
-}
-
-float DepthLayout::GetRowSpacing() const
-{
- return mImpl->mRowSpacing;
-}
-
-void DepthLayout::SetTiltAngle(Degree angle)
-{
- mImpl->mTiltAngle = Degree( Clamp( angle, -45.0f, 45.0f ) );
-}
-
-Degree DepthLayout::GetTiltAngle() const
-{
- return Degree( mImpl->mTiltAngle );
-}
-
-void DepthLayout::SetItemSizeFunction(ItemSizeFunction function)
-{
- mImpl->mItemSizeFunction = function;
-}
-
-DepthLayout::ItemSizeFunction DepthLayout::GetItemSizeFunction() const
-{
- return mImpl->mItemSizeFunction;
-}
-
-void DepthLayout::SetBottomMarginFunction(BottomMarginFunction function)
-{
- mImpl->mBottomMarginFunction = function;
-}
-
-DepthLayout::BottomMarginFunction DepthLayout::GetBottomMarginFunction() const
-{
- return mImpl->mBottomMarginFunction;
-}
-
-void DepthLayout::SetItemTiltAngle(Degree angle)
-{
- mImpl->mItemTiltAngle = angle;
-}
-
-Degree DepthLayout::GetItemTiltAngle() const
-{
- return Degree( mImpl->mItemTiltAngle );
-}
-
-void DepthLayout::SetColumnPositionFunction(ColumnPositionFunction function)
-{
- mImpl->mColumnPositionFunction = function;
-}
-
-DepthLayout::ColumnPositionFunction DepthLayout::GetColumnPositionFunction() const
-{
- return mImpl->mColumnPositionFunction;
-}
-
-void DepthLayout::SetScrollSpeedFactor(float scrollSpeed)
-{
- mImpl->mScrollSpeedFactor = scrollSpeed;
-}
-
-void DepthLayout::SetMaximumSwipeSpeed(float speed)
-{
- mImpl->mMaximumSwipeSpeed = speed;
-}
-
-void DepthLayout::SetItemFlickAnimationDuration(float durationSeconds)
-{
- mImpl->mItemFlickAnimationDuration = durationSeconds;
-}
-
-float DepthLayout::GetScrollSpeedFactor() const
-{
- return mImpl->mScrollSpeedFactor;
-}
-
-float DepthLayout::GetMaximumSwipeSpeed() const
-{
- return mImpl->mMaximumSwipeSpeed;
-}
-
-float DepthLayout::GetItemFlickAnimationDuration() const
-{
- return mImpl->mItemFlickAnimationDuration;
-}
-
-float DepthLayout::GetMinimumLayoutPosition(unsigned int numberOfItems, Vector3 layoutSize) const
-{
- return static_cast<float>(mImpl->mNumberOfColumns) - static_cast<float>(numberOfItems);
-}
-
-float DepthLayout::GetClosestAnchorPosition(float layoutPosition) const
-{
- float rowIndex = static_cast<float>(round(layoutPosition / mImpl->mNumberOfColumns));
- return rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
-}
-
-float DepthLayout::GetItemScrollToPosition(unsigned int itemId) const
-{
- float rowIndex = static_cast<float>(itemId / mImpl->mNumberOfColumns);
- return -rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
-}
-
-ItemRange DepthLayout::GetItemsWithinArea(float firstItemPosition, Vector3 layoutSize) const
-{
- float firstRow = -(firstItemPosition/mImpl->mNumberOfColumns);
- float lastRow = firstRow + mImpl->mNumberOfRows * 0.5f;
-
- unsigned int firstItem = static_cast<unsigned int>(std::max(0.0f, firstRow * mImpl->mNumberOfColumns));
- unsigned int lastItem = static_cast<unsigned int>(std::max(0.0f, lastRow * mImpl->mNumberOfColumns));
-
- return ItemRange(firstItem, lastItem+1);
-}
-
-unsigned int DepthLayout::GetReserveItemCount(Vector3 layoutSize) const
-{
- float itemsWithinLayout = (layoutSize.depth * mImpl->mNumberOfColumns) / (cosf(mImpl->mTiltAngle) * mImpl->mRowSpacing);
-
- return static_cast<unsigned int>(itemsWithinLayout);
-}
-
-bool DepthLayout::GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const
-{
- // Note: itemId is not checked, since every item has the same size
-
- itemSize = mImpl->mItemSizeFunction( mImpl->mNumberOfColumns, (IsVertical(mOrientation) ? layoutSize.width : layoutSize.height) );
- return true;
-}
-
-void DepthLayout::GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const
-{
- if(animation)
- {
- animation.AnimateTo( Property( actor, Actor::Property::SIZE ), size );
- }
-}
-
-bool DepthLayout::GetPositionConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const
-{
- float heightScale = -sinf(mImpl->mTiltAngle) * mImpl->mRowSpacing;
- float depthScale = cosf(mImpl->mTiltAngle) * mImpl->mRowSpacing;
-
- if (mOrientation == ControlOrientation::Up)
- {
- constraint = DepthPositionConstraint0( mImpl->mNumberOfColumns,
- itemId % mImpl->mNumberOfColumns,
- mImpl->mItemSizeFunction,
- mImpl->mBottomMarginFunction,
- mImpl->mColumnPositionFunction,
- heightScale,
- depthScale );
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- constraint = DepthPositionConstraint90( mImpl->mNumberOfColumns,
- itemId % mImpl->mNumberOfColumns,
- mImpl->mItemSizeFunction,
- mImpl->mBottomMarginFunction,
- mImpl->mColumnPositionFunction,
- heightScale,
- depthScale );
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- constraint = DepthPositionConstraint180( mImpl->mNumberOfColumns,
- itemId % mImpl->mNumberOfColumns,
- mImpl->mItemSizeFunction,
- mImpl->mBottomMarginFunction,
- mImpl->mColumnPositionFunction,
- heightScale,
- depthScale );
- }
- else // mOrientation == ControlOrientation::Right
- {
- constraint = DepthPositionConstraint270( mImpl->mNumberOfColumns,
- itemId % mImpl->mNumberOfColumns,
- mImpl->mItemSizeFunction,
- mImpl->mBottomMarginFunction,
- mImpl->mColumnPositionFunction,
- heightScale,
- depthScale );
- }
-
- return true;
-}
-
-bool DepthLayout::GetRotationConstraint(unsigned int itemId, ItemLayout::QuaternionFunction& constraint) const
-{
- if (mOrientation == ControlOrientation::Up)
- {
- constraint = DepthRotationConstraint0(mImpl->mItemTiltAngle);
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- constraint = DepthRotationConstraint90(mImpl->mItemTiltAngle);
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- constraint = DepthRotationConstraint180(mImpl->mItemTiltAngle);
- }
- else // mOrientation == ControlOrientation::Right
- {
- constraint = DepthRotationConstraint270(mImpl->mItemTiltAngle);
- }
-
- return true;
-}
-
-bool DepthLayout::GetScaleConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const
-{
- return false; // No scaling
-}
-
-bool DepthLayout::GetColorConstraint(unsigned int itemId, ItemLayout::Vector4Function& constraint) const
-{
- constraint = DepthColorConstraint(mImpl->mNumberOfColumns, mImpl->mNumberOfRows*0.5f, itemId % mImpl->mNumberOfColumns);
- return true;
-}
-
-bool DepthLayout::GetVisibilityConstraint(unsigned int itemId, ItemLayout::BoolFunction& constraint) const
-{
- constraint = DepthVisibilityConstraint(mImpl->mNumberOfColumns, mImpl->mNumberOfRows*0.5f, itemId % mImpl->mNumberOfColumns);
- return true;
-}
-
-Degree DepthLayout::GetScrollDirection() const
-{
- Degree scrollDirection(0.0f);
-
- if (mOrientation == ControlOrientation::Up)
- {
- scrollDirection = Degree( 180.0f );
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- scrollDirection = Degree( 270.0f );
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- scrollDirection = Degree( 0.0f );
- }
- else // mOrientation == ControlOrientation::Right
- {
- scrollDirection = Degree( 90.0f );
- }
-
- return scrollDirection;
-}
-
-DepthLayout::DepthLayout()
-: mImpl(NULL)
-{
- mImpl = new Impl();
-}
-
-float DepthLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
-{
- float scrollTo = currentLayoutPosition;
- float row = (currentLayoutPosition + itemID - static_cast<float>(itemID % mImpl->mNumberOfColumns)) / mImpl->mNumberOfColumns;
-
- // Check whether item is not within viewable area
- if(row <= -1.0f)
- {
- scrollTo = GetItemScrollToPosition(itemID);
- }
- else if(row > mImpl->mNumberOfRows * 0.5f - 1.0f)
- {
- scrollTo = GetItemScrollToPosition(itemID) + (mImpl->mNumberOfRows - 1.0f) * 0.5f * mImpl->mNumberOfColumns;
- }
-
- return scrollTo;
-}
-
-int DepthLayout::GetNextFocusItemID(int itemID, int maxItems, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction, bool loopEnabled)
-{
- switch( direction )
- {
- case Control::Left:
- {
- itemID--;
- if( itemID < 0 )
- {
- itemID = loopEnabled ? maxItems - 1 : 0;
- }
- break;
- }
- case Control::Up:
- {
- itemID += mImpl->mNumberOfColumns;
- if( itemID >= maxItems )
- {
- itemID = loopEnabled ? 0 : itemID - mImpl->mNumberOfColumns;
- }
- break;
- }
- case Control::Right:
- {
- itemID++;
- if( itemID >= maxItems )
- {
- itemID = loopEnabled ? 0 : maxItems - 1;
- }
- break;
- }
- case Control::Down:
- {
- itemID -= mImpl->mNumberOfColumns;
- if( itemID < 0 )
- {
- itemID = loopEnabled ? itemID + maxItems : itemID + mImpl->mNumberOfColumns;
- }
- break;
- }
- }
- return itemID;
-}
-
-} // namespace Toolkit
-
-} // namespace Dali
+++ /dev/null
-/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// CLASS HEADER
-#include <dali-toolkit/public-api/controls/scrollable/item-view/grid-layout.h>
-
-// EXTERNAL INCLUDES
-#include <algorithm>
-#include <dali/public-api/animation/animation.h>
-
-using namespace Dali;
-using namespace Dali::Toolkit;
-
-namespace // unnamed namespace
-{
-
-const unsigned int DEFAULT_NUMBER_OF_COLUMNS = 4;
-const float DEFAULT_TOP_MARGIN = 95.0f;
-const float DEFAULT_BOTTOM_MARGIN = 20.0f;
-const float DEFAULT_SIDE_MARGIN = 20.0f;
-const float DEFAULT_COLUMN_SPACING = 20.0f;
-const float DEFAULT_ROW_SPACING = 20.0f;
-const float DEFAULT_SCROLL_SPEED_FACTOR = 0.03f;
-const float DEFAULT_MAXIMUM_SWIPE_SPEED = 100.0f;
-const float DEFAULT_ITEM_FLICK_ANIMATION_DURATION = 0.015f;
-
-// 4 orientations are supported
-static const unsigned int ORIENTATION_COUNT = 4;
-
-static Vector3 GetItemSizeDefaultFunction(unsigned int numberOfColumns, float layoutWidth, float sideMargin, float columnSpacing)
-{
- float width = (layoutWidth - sideMargin * 2.0f - columnSpacing * static_cast<float>(numberOfColumns - 1)) / static_cast<float>(numberOfColumns);
-
- // 4x3 aspect ratio
- return Vector3(width, width * 0.75f, width * 0.75f);
-}
-
-struct GridPositionConstraint0
-{
- GridPositionConstraint0(const unsigned int columnIndex, const unsigned int numberOfColumns, const float rowSpacing, const float columnSpacing, const float topMargin, const float sideMargin, GridLayout::ItemSizeFunction itemSizeFunction, const float gap)
- : mColumnIndex(columnIndex),
- mNumberOfColumns(numberOfColumns),
- mRowSpacing(rowSpacing),
- mColumnSpacing(columnSpacing),
- mTopMargin(topMargin),
- mSideMargin(sideMargin),
- mItemSizeFunction(itemSizeFunction),
- mZGap(gap)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.width, mSideMargin, mColumnSpacing);
-
- return Vector3(mSideMargin + (mColumnIndex * (itemSize.x + mColumnSpacing)) + itemSize.x * 0.5f - layoutSize.x * 0.5f,
- ((itemSize.y + mRowSpacing) * (layoutPosition - mColumnIndex)) / mNumberOfColumns - layoutSize.height * 0.5f + itemSize.y * 0.5f + mTopMargin,
- mColumnIndex * mZGap);
- }
-
-public:
-
- unsigned int mColumnIndex;
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mTopMargin;
- float mSideMargin;
- GridLayout::ItemSizeFunction mItemSizeFunction;
- float mZGap;
-};
-
-struct GridPositionConstraint90
-{
- GridPositionConstraint90(const unsigned int columnIndex, const unsigned int numberOfColumns, const float rowSpacing, const float columnSpacing, const float topMargin, const float sideMargin, GridLayout::ItemSizeFunction itemSizeFunction, const float gap)
- : mColumnIndex(columnIndex),
- mNumberOfColumns(numberOfColumns),
- mRowSpacing(rowSpacing),
- mColumnSpacing(columnSpacing),
- mTopMargin(topMargin),
- mSideMargin(sideMargin),
- mItemSizeFunction(itemSizeFunction),
- mZGap(gap)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.height, mSideMargin, mColumnSpacing);
-
- return Vector3(((itemSize.y + mRowSpacing) * (layoutPosition - mColumnIndex)) / mNumberOfColumns - layoutSize.width * 0.5f + itemSize.y * 0.5f + mTopMargin,
- -(mSideMargin + (mColumnIndex * (itemSize.x + mColumnSpacing)) + itemSize.x * 0.5f - layoutSize.y*0.5f),
- mColumnIndex * mZGap);
- }
-
-public:
-
- unsigned int mColumnIndex;
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mTopMargin;
- float mSideMargin;
- GridLayout::ItemSizeFunction mItemSizeFunction;
- float mZGap;
-};
-
-struct GridPositionConstraint180
-{
- GridPositionConstraint180(const unsigned int columnIndex, const unsigned int numberOfColumns, const float rowSpacing, const float columnSpacing, const float topMargin, const float sideMargin, GridLayout::ItemSizeFunction itemSizeFunction, const float gap)
- : mColumnIndex(columnIndex),
- mNumberOfColumns(numberOfColumns),
- mRowSpacing(rowSpacing),
- mColumnSpacing(columnSpacing),
- mTopMargin(topMargin),
- mSideMargin(sideMargin),
- mItemSizeFunction(itemSizeFunction),
- mZGap(gap)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.width, mSideMargin, mColumnSpacing);
-
- return Vector3(-(mSideMargin + (mColumnIndex * (itemSize.x + mColumnSpacing)) + itemSize.x * 0.5f - layoutSize.x * 0.5f),
- -(((itemSize.y + mRowSpacing) * (layoutPosition - mColumnIndex)) / mNumberOfColumns - layoutSize.height * 0.5f + itemSize.y * 0.5f + mTopMargin),
- mColumnIndex * mZGap);
- }
-
-public:
-
- unsigned int mColumnIndex;
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mTopMargin;
- float mSideMargin;
- GridLayout::ItemSizeFunction mItemSizeFunction;
- float mZGap;
-};
-
-struct GridPositionConstraint270
-{
- GridPositionConstraint270(const unsigned int columnIndex, const unsigned int numberOfColumns, const float rowSpacing, const float columnSpacing, const float topMargin, const float sideMargin, GridLayout::ItemSizeFunction itemSizeFunction, const float gap)
- : mColumnIndex(columnIndex),
- mNumberOfColumns(numberOfColumns),
- mRowSpacing(rowSpacing),
- mColumnSpacing(columnSpacing),
- mTopMargin(topMargin),
- mSideMargin(sideMargin),
- mItemSizeFunction(itemSizeFunction),
- mZGap(gap)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.height, mSideMargin, mColumnSpacing);
-
- return Vector3(-(((itemSize.y + mRowSpacing) * (layoutPosition - mColumnIndex)) / mNumberOfColumns - layoutSize.width * 0.5f + itemSize.y * 0.5f + mTopMargin),
- mSideMargin + (mColumnIndex * (itemSize.x + mColumnSpacing)) + itemSize.x * 0.5f - layoutSize.y * 0.5f,
- mColumnIndex * mZGap);
- }
-
-public:
-
- unsigned int mColumnIndex;
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mTopMargin;
- float mSideMargin;
- GridLayout::ItemSizeFunction mItemSizeFunction;
- float mZGap;
-};
-
-struct GridRotationConstraint0
-{
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( 0.0f ), Vector3::ZAXIS);
- }
-};
-
-struct GridRotationConstraint90
-{
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( 1.5f * Math::PI ), Vector3::ZAXIS);
- }
-};
-
-struct GridRotationConstraint180
-{
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( Math::PI ), Vector3::ZAXIS);
- }
-};
-
-struct GridRotationConstraint270
-{
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Quaternion( Radian( 0.5f * Math::PI ), Vector3::ZAXIS);
- }
-};
-
-struct GridColorConstraint
-{
- Vector4 operator()(const Vector4& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- return Vector4( 1.0f, 1.0f, 1.0f, current.a );
- }
-};
-
-struct GridVisibilityConstraintPortrait
-{
- GridVisibilityConstraintPortrait(const unsigned int columnIndex, const unsigned int numberOfColumns, const float rowSpacing, const float columnSpacing, const float sideMargin, GridLayout::ItemSizeFunction itemSizeFunction)
- : mColumnIndex(columnIndex),
- mNumberOfColumns(numberOfColumns),
- mRowSpacing(rowSpacing),
- mColumnSpacing(columnSpacing),
- mSideMargin(sideMargin),
- mItemSizeFunction(itemSizeFunction)
- {
- }
-
- bool operator()(const bool& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.width, mSideMargin, mColumnSpacing);
-
- float row = (layoutPosition - static_cast<float>(mColumnIndex)) / mNumberOfColumns;
- int rowsPerPage = ceil(layoutSize.height / (itemSize.y + mRowSpacing));
-
- return (row > -2.0f) && (row < rowsPerPage);
- }
-
-public:
-
- unsigned int mColumnIndex;
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mSideMargin;
- GridLayout::ItemSizeFunction mItemSizeFunction;
-};
-
-struct GridVisibilityConstraintLandscape
-{
- GridVisibilityConstraintLandscape(const unsigned int columnIndex, const unsigned int numberOfColumns, const float rowSpacing, const float columnSpacing, const float sideMargin, GridLayout::ItemSizeFunction itemSizeFunction)
- : mColumnIndex(columnIndex),
- mNumberOfColumns(numberOfColumns),
- mRowSpacing(rowSpacing),
- mColumnSpacing(columnSpacing),
- mSideMargin(sideMargin),
- mItemSizeFunction(itemSizeFunction)
- {
- }
-
- bool operator()(const bool& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Vector3 itemSize = mItemSizeFunction(mNumberOfColumns, layoutSize.height, mSideMargin, mColumnSpacing);
-
- float row = (layoutPosition - static_cast<float>(mColumnIndex)) / mNumberOfColumns;
- int rowsPerPage = ceil(layoutSize.width / (itemSize.y + mRowSpacing));
-
- return (row > -2.0f) && (row < rowsPerPage);
- }
-
-public:
-
- unsigned int mColumnIndex;
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mSideMargin;
- GridLayout::ItemSizeFunction mItemSizeFunction;
-};
-
-} // unnamed namespace
-
-namespace Dali
-{
-
-namespace Toolkit
-{
-
-struct GridLayout::Impl
-{
- Impl()
- : mNumberOfColumns(DEFAULT_NUMBER_OF_COLUMNS),
- mRowSpacing(DEFAULT_ROW_SPACING),
- mColumnSpacing(DEFAULT_COLUMN_SPACING),
- mTopMargin(DEFAULT_TOP_MARGIN),
- mBottomMargin(DEFAULT_BOTTOM_MARGIN),
- mSideMargin(DEFAULT_SIDE_MARGIN),
- mZGap(0.f),
- mScrollSpeedFactor(DEFAULT_SCROLL_SPEED_FACTOR),
- mMaximumSwipeSpeed(DEFAULT_MAXIMUM_SWIPE_SPEED),
- mItemFlickAnimationDuration(DEFAULT_ITEM_FLICK_ANIMATION_DURATION),
- mItemSizeFunction(GetItemSizeDefaultFunction)
- {
- mColorConstraint = GridColorConstraint();
-
- mRotationConstraint[0] = GridRotationConstraint0();
- mRotationConstraint[1] = GridRotationConstraint90();
- mRotationConstraint[2] = GridRotationConstraint180();
- mRotationConstraint[3] = GridRotationConstraint270();
- }
-
- unsigned int mNumberOfColumns;
- float mRowSpacing;
- float mColumnSpacing;
- float mTopMargin;
- float mBottomMargin;
- float mSideMargin;
- float mZGap;
-
- float mScrollSpeedFactor;
- float mMaximumSwipeSpeed;
- float mItemFlickAnimationDuration;
-
- ItemLayout::QuaternionFunction mRotationConstraint[ORIENTATION_COUNT];
- ItemLayout::Vector4Function mColorConstraint;
-
- ItemSizeFunction mItemSizeFunction;
-};
-
-GridLayoutPtr GridLayout::New()
-{
- return GridLayoutPtr(new GridLayout());
-}
-
-GridLayout::~GridLayout()
-{
- delete mImpl;
-}
-
-void GridLayout::SetNumberOfColumns(unsigned int columns)
-{
- mImpl->mNumberOfColumns = columns;
-}
-
-unsigned int GridLayout::GetNumberOfColumns() const
-{
- return mImpl->mNumberOfColumns;
-}
-
-void GridLayout::SetRowSpacing(float spacing)
-{
- mImpl->mRowSpacing = spacing;
-}
-
-float GridLayout::GetRowSpacing() const
-{
- return mImpl->mRowSpacing;
-}
-
-void GridLayout::SetColumnSpacing(float spacing)
-{
- mImpl->mColumnSpacing = spacing;
-}
-
-float GridLayout::GetColumnSpacing() const
-{
- return mImpl->mColumnSpacing;
-}
-
-void GridLayout::SetTopMargin(float margin)
-{
- mImpl->mTopMargin = margin;
-}
-
-float GridLayout::GetTopMargin() const
-{
- return mImpl->mTopMargin;
-}
-
-void GridLayout::SetBottomMargin(float margin)
-{
- mImpl->mBottomMargin = margin;
-}
-
-float GridLayout::GetBottomMargin() const
-{
- return mImpl->mBottomMargin;
-}
-
-void GridLayout::SetSideMargin(float margin)
-{
- mImpl->mSideMargin = margin;
-}
-
-float GridLayout::GetSideMargin() const
-{
- return mImpl->mSideMargin;
-}
-
-void GridLayout::SetZGap(float gap)
-{
- mImpl->mZGap = gap;
-}
-
-float GridLayout::GetZGap() const
-{
- return mImpl->mZGap;
-}
-
-void GridLayout::SetItemSizeFunction(ItemSizeFunction function)
-{
- mImpl->mItemSizeFunction = function;
-}
-
-GridLayout::ItemSizeFunction GridLayout::GetItemSizeFunction() const
-{
- return mImpl->mItemSizeFunction;
-}
-
-void GridLayout::SetScrollSpeedFactor(float scrollSpeed)
-{
- mImpl->mScrollSpeedFactor = scrollSpeed;
-}
-
-void GridLayout::SetMaximumSwipeSpeed(float speed)
-{
- mImpl->mMaximumSwipeSpeed = speed;
-}
-
-void GridLayout::SetItemFlickAnimationDuration(float durationSeconds)
-{
- mImpl->mItemFlickAnimationDuration = durationSeconds;
-}
-
-float GridLayout::GetScrollSpeedFactor() const
-{
- return mImpl->mScrollSpeedFactor;
-}
-
-float GridLayout::GetMaximumSwipeSpeed() const
-{
- return mImpl->mMaximumSwipeSpeed;
-}
-
-float GridLayout::GetItemFlickAnimationDuration() const
-{
- return mImpl->mItemFlickAnimationDuration;
-}
-
-float GridLayout::GetMinimumLayoutPosition(unsigned int numberOfItems, Vector3 layoutSize) const
-{
- float layoutWidth = IsHorizontal(mOrientation) ? layoutSize.height : layoutSize.width;
- float layoutHeight = IsHorizontal(mOrientation) ? layoutSize.width : layoutSize.height;
-
- Vector3 itemSize = mImpl->mItemSizeFunction( mImpl->mNumberOfColumns, layoutWidth, mImpl->mSideMargin, mImpl->mColumnSpacing);
-
- unsigned int itemsLastRow = numberOfItems % mImpl->mNumberOfColumns;
- if (itemsLastRow == 0)
- {
- itemsLastRow = mImpl->mNumberOfColumns;
- }
-
- float rowsLastPage = (layoutHeight - mImpl->mBottomMargin - mImpl->mTopMargin + mImpl->mRowSpacing) / (itemSize.y + mImpl->mRowSpacing);
- float itemsLastPage = (rowsLastPage - 1.0f) * static_cast<float>(mImpl->mNumberOfColumns) + static_cast<float>(itemsLastRow);
-
- return itemsLastPage - static_cast<float>(numberOfItems);
-}
-
-float GridLayout::GetClosestAnchorPosition(float layoutPosition) const
-{
- float rowIndex = static_cast<float>(round(layoutPosition / mImpl->mNumberOfColumns));
- return rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
-}
-
-float GridLayout::GetItemScrollToPosition(unsigned int itemId) const
-{
- float rowIndex = static_cast<float>(itemId / mImpl->mNumberOfColumns);
- return -rowIndex * static_cast<float>(mImpl->mNumberOfColumns);
-}
-
-ItemRange GridLayout::GetItemsWithinArea(float firstItemPosition, Vector3 layoutSize) const
-{
- float layoutWidth = IsHorizontal(mOrientation) ? layoutSize.height : layoutSize.width;
- float layoutHeight = IsHorizontal(mOrientation) ? layoutSize.width : layoutSize.height;
-
- Vector3 itemSize = mImpl->mItemSizeFunction( mImpl->mNumberOfColumns, layoutWidth, mImpl->mSideMargin, mImpl->mColumnSpacing);
-
- int itemsPerPage = mImpl->mNumberOfColumns * ceil(layoutHeight / (itemSize.y + mImpl->mRowSpacing));
- int firstVisibleItem = -(static_cast<int>(firstItemPosition / mImpl->mNumberOfColumns)) * mImpl->mNumberOfColumns;
-
- int firstItemIndex = std::max(0, firstVisibleItem - static_cast<int>(mImpl->mNumberOfColumns));
- int lastItemIndex = std::max(0, firstVisibleItem + itemsPerPage);
-
- return ItemRange(firstItemIndex, lastItemIndex);
-}
-
-float GridLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
-{
- ItemLayout::Vector3Function positionConstraint;
- Vector3 itemPosition = Vector3::ZERO;
- if (GetPositionConstraint(itemID, positionConstraint))
- {
- itemPosition = positionConstraint(Vector3::ZERO, currentLayoutPosition + itemID, 0.0f, layoutSize);
- }
- Vector3 itemSize;
- GetItemSize(itemID, layoutSize, itemSize);
- Vector3 onScreenArea = (layoutSize - (IsVertical(mOrientation) ? itemSize : Vector3(itemSize.y, itemSize.x, itemSize.z))) * 0.5f;
- if (itemPosition.x < -onScreenArea.x
- || itemPosition.x > onScreenArea.x
- || itemPosition.y < -onScreenArea.y
- || itemPosition.y > onScreenArea.y)
- {
- // item not within viewable area
- float rowHeight = itemSize.y + mImpl->mRowSpacing;
- ItemLayout::Vector3Function firstItemPositionConstraint;
- Vector3 firstItemPosition = Vector3::ZERO;
- float offset = 0.0f;
- if (GetPositionConstraint(0, firstItemPositionConstraint))
- {
- firstItemPosition = firstItemPositionConstraint(Vector3::ZERO, 0.0f, 0.0f, layoutSize);
- }
- switch( mOrientation )
- {
- case ControlOrientation::Up:
- {
- if(itemPosition.y > onScreenArea.y)
- {
- offset = ((layoutSize.y - rowHeight) * 0.5f) - firstItemPosition.y;
- }
- else
- {
- offset = ((-layoutSize.y + rowHeight) * 0.5f) - firstItemPosition.y;
- }
- break;
- }
- case ControlOrientation::Down:
- {
- if(itemPosition.y < -onScreenArea.y)
- {
- offset = ((layoutSize.y - rowHeight) * 0.5f) - firstItemPosition.y;
- }
- else
- {
- offset = ((-layoutSize.y + rowHeight) * 0.5f) - firstItemPosition.y;
- }
- break;
- }
- case ControlOrientation::Left:
- {
- if(itemPosition.x > onScreenArea.x)
- {
- offset = ((layoutSize.x - rowHeight) * 0.5f) - firstItemPosition.x;
- }
- else
- {
- offset = ((-layoutSize.x + rowHeight) * 0.5f) - firstItemPosition.x;
- }
- break;
- }
- case ControlOrientation::Right:
- {
- if(itemPosition.x < -onScreenArea.x)
- {
- offset = ((layoutSize.x - rowHeight) * 0.5f) - firstItemPosition.x;
- }
- else
- {
- offset = ((-layoutSize.x + rowHeight) * 0.5f) - firstItemPosition.x;
- }
- break;
- }
- }
- // work out number of rows from first item position to an item aligned to bottom of screen
- float rowDiff = offset / rowHeight;
- float layoutPositionOffset = rowDiff * mImpl->mNumberOfColumns;
- float scrollTo = GetItemScrollToPosition(itemID) + layoutPositionOffset;
- return scrollTo;
- }
- return currentLayoutPosition;
-}
-
-unsigned int GridLayout::GetReserveItemCount(Vector3 layoutSize) const
-{
- float layoutWidth = IsHorizontal(mOrientation) ? layoutSize.height : layoutSize.width;
- float layoutHeight = IsHorizontal(mOrientation) ? layoutSize.width : layoutSize.height;
-
- Vector3 itemSize = mImpl->mItemSizeFunction( mImpl->mNumberOfColumns, layoutWidth, mImpl->mSideMargin, mImpl->mColumnSpacing);
- int itemsPerPage = mImpl->mNumberOfColumns * ceil(layoutHeight / (itemSize.y + mImpl->mRowSpacing));
- return itemsPerPage;
-}
-
-bool GridLayout::GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const
-{
- // Note: itemId is not checked, since every item has the same size
-
- itemSize = mImpl->mItemSizeFunction( mImpl->mNumberOfColumns, (IsHorizontal(mOrientation) ? layoutSize.height : layoutSize.width), mImpl->mSideMargin, mImpl->mColumnSpacing);
- return true;
-}
-
-void GridLayout::GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const
-{
- if(animation)
- {
- Vector3 currentSize( actor.GetCurrentSize() );
- Vector3 shrink( currentSize );
-
- shrink.width = std::min(size.width, currentSize.width);
- shrink.height = std::min(size.height, currentSize.height);
-
- // Do a nonlinear size animation to shrink the actor first when the actor size changes,
- // so that we can avoid the actors overlapping during orientation change.
- animation.AnimateTo( Property( actor, Actor::Property::SIZE ), shrink, AlphaFunction::EASE_OUT, TimePeriod( 0.0f, durationSeconds * 0.5f ) );
- animation.AnimateTo( Property( actor, Actor::Property::SIZE ), size, AlphaFunction::EASE_IN, TimePeriod( 0.0f, durationSeconds ) );
- }
-}
-
-bool GridLayout::GetPositionConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const
-{
- unsigned int columnIndex = itemId % mImpl->mNumberOfColumns;
-
- if (mOrientation == ControlOrientation::Up)
- {
- constraint = GridPositionConstraint0(columnIndex, mImpl->mNumberOfColumns, mImpl->mRowSpacing, mImpl->mColumnSpacing, mImpl->mTopMargin, mImpl->mSideMargin, mImpl->mItemSizeFunction, mImpl->mZGap);
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- constraint = GridPositionConstraint90(columnIndex, mImpl->mNumberOfColumns, mImpl->mRowSpacing, mImpl->mColumnSpacing, mImpl->mTopMargin, mImpl->mSideMargin, mImpl->mItemSizeFunction, mImpl->mZGap);
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- constraint = GridPositionConstraint180(columnIndex, mImpl->mNumberOfColumns, mImpl->mRowSpacing, mImpl->mColumnSpacing, mImpl->mTopMargin, mImpl->mSideMargin, mImpl->mItemSizeFunction, mImpl->mZGap);
- }
- else // mOrientation == ControlOrientation::Right
- {
- constraint = GridPositionConstraint270(columnIndex, mImpl->mNumberOfColumns, mImpl->mRowSpacing, mImpl->mColumnSpacing, mImpl->mTopMargin, mImpl->mSideMargin, mImpl->mItemSizeFunction, mImpl->mZGap);
- }
-
- return true;
-}
-
-bool GridLayout::GetRotationConstraint(unsigned int itemId, ItemLayout::QuaternionFunction& constraint) const
-{
- constraint = mImpl->mRotationConstraint[mOrientation];
- return true;
-}
-
-bool GridLayout::GetScaleConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const
-{
- return false; // No scaling
-}
-
-bool GridLayout::GetColorConstraint(unsigned int itemId, ItemLayout::Vector4Function& constraint) const
-{
- constraint = mImpl->mColorConstraint;
- return true;
-}
-
-bool GridLayout::GetVisibilityConstraint(unsigned int itemId, ItemLayout::BoolFunction& constraint) const
-{
- unsigned int columnIndex = itemId % mImpl->mNumberOfColumns;
-
- if (IsVertical(mOrientation))
- {
- constraint = GridVisibilityConstraintPortrait(columnIndex, mImpl->mNumberOfColumns, mImpl->mRowSpacing, mImpl->mColumnSpacing, mImpl->mSideMargin, mImpl->mItemSizeFunction);
- }
- else // horizontal
- {
- constraint = GridVisibilityConstraintLandscape(columnIndex, mImpl->mNumberOfColumns, mImpl->mRowSpacing, mImpl->mColumnSpacing, mImpl->mSideMargin, mImpl->mItemSizeFunction);
- }
-
- return true;
-}
-
-Degree GridLayout::GetScrollDirection() const
-{
- Degree scrollDirection(0.0f);
-
- if (mOrientation == ControlOrientation::Up)
- {
- scrollDirection = Degree( 0.0f );
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- scrollDirection = Degree( 90.0f );
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- scrollDirection = Degree( 180.0f );
- }
- else // mOrientation == ControlOrientation::Right
- {
- scrollDirection = Degree( 270.0f );
- }
-
- return scrollDirection;
-}
-
-int GridLayout::GetNextFocusItemID(int itemID, int maxItems, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction, bool loopEnabled)
-{
- switch( direction )
- {
- case Control::Left:
- {
- itemID--;
- if( itemID < 0 )
- {
- itemID = loopEnabled ? maxItems - 1 : 0;
- }
- break;
- }
- case Control::Up:
- {
- itemID -= mImpl->mNumberOfColumns;
- if( itemID < 0 )
- {
- itemID = loopEnabled ? itemID + maxItems : itemID + mImpl->mNumberOfColumns;
- }
- break;
- }
- case Control::Right:
- {
- itemID++;
- if( itemID >= maxItems )
- {
- itemID = loopEnabled ? 0 : maxItems - 1;
- }
- break;
- }
- case Control::Down:
- {
- itemID += mImpl->mNumberOfColumns;
- if( itemID >= maxItems )
- {
- itemID = loopEnabled ? 0 : itemID - mImpl->mNumberOfColumns;
- }
- break;
- }
- }
- return itemID;
-}
-
-GridLayout::GridLayout()
-: mImpl(NULL)
-{
- mImpl = new Impl();
-}
-
-} // namespace Toolkit
-
-} // namespace Dali
// INTERNAL INCLUDES
#include <dali-toolkit/public-api/controls/scrollable/item-view/item-view.h>
-namespace
-{
-
-// Lerps between initial and target using the progress
-template< typename Type >
-void Lerp( Type& current, const Type& initial, const Type& target, float progress )
-{
- current = initial + ((target - initial) * progress);
-}
-
-// Functors which wrap constraint functions with stored item IDs
-struct WrappedQuaternionConstraint
-{
- WrappedQuaternionConstraint( Dali::Toolkit::ItemLayout::QuaternionFunction wrapMe, unsigned int itemId )
- :mWrapMe(wrapMe),
- mItemId(itemId),
- mInitialised( false )
- {
- }
-
- void operator()( Dali::Quaternion& current, const Dali::PropertyInputContainer& inputs )
- {
- float offsetLayoutPosition = inputs[0]->GetFloat() + static_cast<float>(mItemId);
- float weight = inputs[3]->GetFloat();
-
- if( !mInitialised )
- {
- mInitialised = true;
- mInitial = current;
- }
-
- current = Dali::Quaternion::Slerp( mInitial, mWrapMe( current, offsetLayoutPosition, inputs[1]->GetFloat(), inputs[2]->GetVector3() ), weight );
- }
-
- Dali::Toolkit::ItemLayout::QuaternionFunction mWrapMe;
- unsigned int mItemId;
- Dali::Quaternion mInitial;
- bool mInitialised:1;
-};
-
-struct WrappedVector3Constraint
+namespace Dali
{
- WrappedVector3Constraint( Dali::Toolkit::ItemLayout::Vector3Function wrapMe, unsigned int itemId )
- : mWrapMe(wrapMe),
- mItemId(itemId),
- mInitial(),
- mInitialised( false )
- {
- }
-
- void operator()( Dali::Vector3& current, const Dali::PropertyInputContainer& inputs )
- {
- float offsetLayoutPosition = inputs[0]->GetFloat() + static_cast<float>(mItemId);
- float weight = inputs[3]->GetFloat();
-
- if( !mInitialised )
- {
- mInitialised = true;
- mInitial = current;
- }
-
- Lerp( current, mInitial, mWrapMe( current, offsetLayoutPosition, inputs[1]->GetFloat(), inputs[2]->GetVector3() ), weight );
- }
- Dali::Toolkit::ItemLayout::Vector3Function mWrapMe;
- unsigned int mItemId;
- Dali::Vector3 mInitial;
- bool mInitialised:1;
-};
-
-struct WrappedVector4Constraint
+namespace Toolkit
{
- WrappedVector4Constraint( Dali::Toolkit::ItemLayout::Vector4Function wrapMe, unsigned int itemId )
- : mWrapMe(wrapMe),
- mItemId(itemId),
- mInitial(),
- mInitialised( false )
- {
- }
-
- void operator()( Dali::Vector4& current, const Dali::PropertyInputContainer& inputs )
- {
- float offsetLayoutPosition = inputs[0]->GetFloat() + static_cast<float>(mItemId);
- float weight = inputs[3]->GetFloat();
-
- if( !mInitialised )
- {
- mInitialised = true;
- mInitial = current;
- }
-
- Lerp( current, mInitial, mWrapMe( current, offsetLayoutPosition, inputs[1]->GetFloat(), inputs[2]->GetVector3() ), weight );
- }
-
- Dali::Toolkit::ItemLayout::Vector4Function mWrapMe;
- unsigned int mItemId;
- Dali::Vector4 mInitial;
- bool mInitialised:1;
-};
-struct WrappedBoolConstraint
+struct ItemLayout::Impl
{
- WrappedBoolConstraint( Dali::Toolkit::ItemLayout::BoolFunction wrapMe, unsigned int itemId )
- : mWrapMe(wrapMe),
- mItemId(itemId)
- {
- }
-
- void operator()( bool& current, const Dali::PropertyInputContainer& inputs )
- {
- float weight = inputs[3]->GetFloat();
-
- if ( weight >= 1.0f )
- {
- float offsetLayoutPosition = inputs[0]->GetFloat() + static_cast<float>(mItemId);
- current = mWrapMe( current, offsetLayoutPosition, inputs[1]->GetFloat(), inputs[2]->GetVector3() );
- }
- }
-
- Dali::Toolkit::ItemLayout::BoolFunction mWrapMe;
- unsigned int mItemId;
+ Vector3 mItemSize; ///< The size of an item in the layout
+ ControlOrientation::Type mOrientation; ///< the orientation of the layout.
};
-} //Unnamed namespace
-
-namespace Dali
-{
-
-namespace Toolkit
-{
-
ItemLayout::ItemLayout()
-: mOrientation( ControlOrientation::Up ),
- mAlphaFunction( AlphaFunction::LINEAR ),
- mWeightObject()
+: mImpl( new Impl )
{
+ mImpl->mOrientation = ControlOrientation::Up;
}
ItemLayout::~ItemLayout()
{
+ delete mImpl;
}
void ItemLayout::SetOrientation(ControlOrientation::Type orientation)
{
- mOrientation = orientation;
+ mImpl->mOrientation = orientation;
}
ControlOrientation::Type ItemLayout::GetOrientation() const
{
- return mOrientation;
+ return mImpl->mOrientation;
+}
+
+void ItemLayout::GetItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const
+{
+ // If item-size has not been set then get the default size
+ if ( mImpl->mItemSize == Vector3::ZERO )
+ {
+ GetDefaultItemSize( itemId, layoutSize, itemSize );
+ }
+ else
+ {
+ itemSize = mImpl->mItemSize;
+ }
+}
+
+void ItemLayout::SetItemSize( const Vector3& itemSize )
+{
+ mImpl->mItemSize = itemSize;
}
float ItemLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
return GetScrollSpeedFactor();
}
-void ItemLayout::ApplyConstraints( Actor& actor, const int itemId, const float durationSeconds, const Actor& itemViewActor )
-{
- // This just implements the default behaviour of constraint application.
- // Custom layouts can override this function to apply their custom constraints.
- Toolkit::ItemView itemView = Toolkit::ItemView::DownCast( itemViewActor );
- if(itemView)
- {
- // We want to animate the layout in so use a weight object to do this
- if ( !mWeightObject )
- {
- mWeightObject = WeightObject::New();
- }
-
- ItemLayout::Vector3Function positionConstraint;
- if (GetPositionConstraint(itemId, positionConstraint))
- {
- WrappedVector3Constraint wrapped(positionConstraint, itemId);
- Constraint constraint = Constraint::New<Vector3>( actor, Actor::Property::POSITION, wrapped );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::SCROLL_SPEED ) );
- constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
- constraint.AddSource( Source( mWeightObject, WeightObject::WEIGHT ) );
- constraint.Apply();
- }
-
- ItemLayout::QuaternionFunction rotationConstraint;
- if (GetRotationConstraint(itemId, rotationConstraint))
- {
- WrappedQuaternionConstraint wrapped(rotationConstraint, itemId);
-
- Constraint constraint = Constraint::New<Quaternion>( actor, Actor::Property::ORIENTATION, wrapped );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::SCROLL_SPEED ) );
- constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
- constraint.AddSource( Source( mWeightObject, WeightObject::WEIGHT ) );
- constraint.Apply();
- }
-
- ItemLayout::Vector3Function scaleConstraint;
- if (GetScaleConstraint(itemId, scaleConstraint))
- {
- WrappedVector3Constraint wrapped(scaleConstraint, itemId);
-
- Constraint constraint = Constraint::New<Vector3>( actor, Actor::Property::SCALE, wrapped );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::SCROLL_SPEED ) );
- constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
- constraint.AddSource( Source( mWeightObject, WeightObject::WEIGHT ) );
- constraint.Apply();
- }
-
- ItemLayout::Vector4Function colorConstraint;
- if (GetColorConstraint(itemId, colorConstraint))
- {
- WrappedVector4Constraint wrapped(colorConstraint, itemId);
-
- Constraint constraint = Constraint::New<Vector4>( actor, Actor::Property::COLOR, wrapped );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::SCROLL_SPEED ) );
- constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
- constraint.AddSource( Source( mWeightObject, WeightObject::WEIGHT ) );
- constraint.SetRemoveAction(Dali::Constraint::Discard);
- constraint.Apply();
- }
-
- ItemLayout::BoolFunction visibilityConstraint;
- if (GetVisibilityConstraint(itemId, visibilityConstraint))
- {
- WrappedBoolConstraint wrapped(visibilityConstraint, itemId);
-
- Constraint constraint = Constraint::New<bool>( actor, Actor::Property::VISIBLE, wrapped );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::LAYOUT_POSITION ) );
- constraint.AddSource( ParentSource( Toolkit::ItemView::Property::SCROLL_SPEED ) );
- constraint.AddSource( ParentSource( Actor::Property::SIZE ) );
- constraint.AddSource( Source( mWeightObject, WeightObject::WEIGHT ) );
-
- // Release visibility constraints the same time as the color constraint
- constraint.SetRemoveAction(Dali::Constraint::Discard);
-
- constraint.Apply();
- }
-
- KeyFrames keyFrames = KeyFrames::New();
- keyFrames.Add( 0.0f, 0.0f );
- keyFrames.Add( 1.0f, 1.0f );
-
- Animation applyAnimation = Dali::Animation::New( durationSeconds );
- applyAnimation.AnimateBetween( Property( mWeightObject, WeightObject::WEIGHT ), keyFrames, mAlphaFunction, TimePeriod(durationSeconds) );
- applyAnimation.Play();
- }
-}
-
-Vector3 ItemLayout::GetItemPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize) const
-{
- Vector3 itemPosition = Vector3::ZERO;
-
- ItemLayout::Vector3Function positionConstraint;
- if (GetPositionConstraint(itemID, positionConstraint))
- {
- itemPosition = positionConstraint(Vector3::ZERO, currentLayoutPosition + itemID, 0.0f, layoutSize);
- }
-
- return itemPosition;
-}
-
-void ItemLayout::SetAlphaFunction(AlphaFunction func)
-{
- mAlphaFunction = func;
-}
-
-AlphaFunction ItemLayout::GetAlphaFunction() const
-{
- return mAlphaFunction;
-}
-
-
} // namespace Toolkit
} // namespace Dali
*/
// EXTERNAL INCLUDES
-#include <boost/function.hpp>
#include <dali/public-api/animation/alpha-function.h>
// INTERNAL INCLUDES
{
public:
- /// @brief Function signature of a boolean constraint
- typedef boost::function<bool (const bool& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)> BoolFunction;
-
- /// @brief Function signature of a Vector3 constraint
- typedef boost::function<Vector3 (const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)> Vector3Function;
-
- /// @brief Function signature of a Vector4 constraint
- typedef boost::function<Vector4 (const Vector4& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)> Vector4Function;
-
- /// @brief Function signature of a Quaternion constraint
- typedef boost::function<Quaternion (const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)> QuaternionFunction;
+ class Extension; ///< Forward declare future extension interface
/**
* @brief Virtual destructor.
DALI_IMPORT_API ControlOrientation::Type GetOrientation() const;
/**
+ * @brief Retrieve the target size of an item in the layout.
+ *
+ * This will return the default size for the layout unless overridden by calling SetItemSize().
+ *
+ * @note layout-position is not provided as a parameter, since applying size constraints is not recommended.
+ * Animating to target-sizes is preferable, since this allows controls to perform layouting without constraints.
+ * @param[in] itemId The ID of an item in the layout.
+ * @param[in] layoutSize The layout size
+ * @param[out] itemSize The target size of an item.
+ */
+ DALI_IMPORT_API void GetItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const;
+
+ /**
+ * @brief Overrides the default size for the layout.
+ *
+ * @param[in] itemSize The size of each item.
+ */
+ DALI_IMPORT_API void SetItemSize( const Vector3& itemSize );
+
+ /**
* @brief Query the minimum valid layout position; this is a negative value.
*
* When scrolling, the first item will move within the range 0 to GetMinimumLayoutPosition().
virtual unsigned int GetReserveItemCount(Vector3 layoutSize) const = 0;
/**
- * @brief Retrieve the target size of an item in the layout.
+ * @brief Retrieve the default size of an item in the layout.
*
* @note layout-position is not provided as a parameter, since applying size constraints is not recommended.
* Animating to target-sizes is preferable, since this allows controls to perform layouting without constraints.
* @param[in] itemId The ID of an item in the layout.
* @param[in] layoutSize The layout size
- * @param[out] itemSize The target size of an item, or an uninitialized value.
- * @return Whether the item size is available or not
+ * @param[out] itemSize The target size of an item.
*/
- virtual bool GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const = 0;
+ virtual void GetDefaultItemSize( unsigned int itemId, const Vector3& layoutSize, Vector3& itemSize ) const = 0;
/**
* @brief Retrieve the resize animation in the layout.
virtual void GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const = 0;
/**
- * @brief Retrieve the position constraint function of an item in the layout.
- *
- * The constraint will be applied when the item is created or the layout is activated.
- * @param[in] itemId The ID of an item in the layout.
- * @param[out] constraint The position constraint function of an item, or an uninitialized function pointer.
- * @return Whether the position constraint function of an item is available or not
- */
- virtual bool GetPositionConstraint(unsigned int itemId, Vector3Function& constraint) const = 0;
-
- /**
- * @brief Retrieve the rotation constraint function of an item in the layout.
- *
- * The constraint will be applied when the item is created or the layout is activated.
- * @param[in] itemId The ID of an item in the layout.
- * @param[out] constraint The rotation constraint function of an item, or an uninitialized function pointer.
- * @return Whether the rotation constraint function of an item is available or not
- */
- virtual bool GetRotationConstraint(unsigned int itemId, QuaternionFunction& constraint) const = 0;
-
- /**
- * @brief Retrieve the scale constraint function of an item in the layout.
- *
- * The constraint will be applied when the item is created or the layout is activated.
- * @param[in] itemId The ID of an item in the layout.
- * @param[out] constraint The scale constraint function of an item, or an uninitialized function pointer.
- * @return Whether the scale constraint function of an item is available or not
- */
- virtual bool GetScaleConstraint(unsigned int itemId, Vector3Function& constraint) const = 0;
-
- /**
- * @brief Retrieve the color constraint function of an item in the layout.
- *
- * The constraint will be applied when the item is created or the layout is activated.
- * @param[in] itemId The ID of an item in the layout.
- * @param[out] constraint The color constraint function of an item, or an uninitialized function pointer.
- * @return Whether the color constraint function of an item is available or not
- */
- virtual bool GetColorConstraint(unsigned int itemId, Vector4Function& constraint) const = 0;
-
- /**
- * @brief Retrieve the visibility constraint function of an item in the layout.
- *
- * The constraint will be applied when the item is created or the layout is activated.
- * @param[in] itemId The ID of an item in the layout.
- * @param[out] constraint The visibility constraint function of an item, or an uninitialized function pointer.
- * @return Whether the visibility constraint function of an item is available or not
- */
- virtual bool GetVisibilityConstraint(unsigned int itemId, BoolFunction& constraint) const = 0;
-
- /**
* @brief Query the scroll direction of the layout.
*
* When an input gesture follows this direction, the layout-position of items will be increased.
*
* @param[in] actor The actor to constrain.
* @param[in] itemId The ID of the item represented by the actor.
- * @param[in] durationSeconds The time taken to fully constrain the actors.
+ * @param[in] layoutSize the current size of the item view instance.
* @param[in] itemViewActor The item view instance which requests the application of constraints.
*/
- DALI_IMPORT_API virtual void ApplyConstraints( Actor& actor, const int itemId, const float durationSeconds, const Actor& itemViewActor );
+ DALI_IMPORT_API virtual void ApplyConstraints( Actor& actor, const int itemId, const Vector3& layoutSize, const Actor& itemViewActor ) = 0;
/**
* @brief Gets the position of a given item
* @param[in] layoutSize the current size of the item view instance
* @return The item position (x,y,z)
*/
- DALI_IMPORT_API virtual Vector3 GetItemPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize) const;
+ DALI_IMPORT_API virtual Vector3 GetItemPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize) const = 0;
/**
- * @brief Set the alpha function used when applying constraints
+ * Retrieve the extension for this layout.
*
- * @param[in] func The alpha function to use.
+ * @return The extension if available, NULL otherwise
*/
- DALI_IMPORT_API void SetAlphaFunction(AlphaFunction func);
-
- /**
- * @brief Retrieve the alpha function used when applying constraints
- *
- * @return The alpha function.
- */
- DALI_IMPORT_API AlphaFunction GetAlphaFunction() const;
+ virtual Extension* GetExtension()
+ {
+ return NULL;
+ }
protected:
protected:
- ControlOrientation::Type mOrientation; ///< the orientation of the layout.
- AlphaFunction mAlphaFunction; ///< Alpha function to be applied when removing/adding constraints
- Handle mWeightObject; ///< Weight object gets created to apply the constraints over a certain time
+ struct Impl;
+ Impl* mImpl;
};
} // namespace Toolkit
+++ /dev/null
-/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// CLASS HEADER
-#include <dali-toolkit/public-api/controls/scrollable/item-view/spiral-layout.h>
-
-// EXTERNAL INCLUDES
-#include <algorithm>
-#include <dali/public-api/animation/animation.h>
-
-using namespace Dali;
-using namespace Dali::Toolkit;
-
-namespace // unnamed namespace
-{
-
-const float DEFAULT_ITEMS_PER_SPIRAL_TURN = 9.5f;
-const float DEFAULT_ITEM_SPACING_RADIANS = Math::PI*2.0f/DEFAULT_ITEMS_PER_SPIRAL_TURN;
-
-const float DEFAULT_REVOLUTION_DISTANCE = 190.0f;
-const float DEFAULT_ITEM_DESCENT = DEFAULT_REVOLUTION_DISTANCE / DEFAULT_ITEMS_PER_SPIRAL_TURN;
-
-const float DEFAULT_TOP_ITEM_ALIGNMENT = -0.125f;
-
-const float DEFAULT_SCROLL_SPEED_FACTOR = 0.01f;
-const float DEFAULT_MAXIMUM_SWIPE_SPEED = 30.0f;
-const float DEFAULT_ITEM_FLICK_ANIMATION_DURATION = 0.1f;
-
-struct DefaultItemSizeFunction
-{
- Vector3 operator()(const Vector3& layoutSize)
- {
- float width = layoutSize.width * 0.25f;
-
- // 4x3 aspect ratio
- return Vector3(width, (width/4)*3, (width/4)*3);
- }
-};
-
-struct DefaultSpiralRadiusFunction
-{
- float operator()(const Vector3& layoutSize)
- {
- return layoutSize.width*0.4f;
- }
-};
-
-struct SpiralPositionConstraintUp
-{
- SpiralPositionConstraintUp(SpiralLayout::SpiralRadiusFunction spiralRadius, float itemSpacingRadians, float itemDescent, float topItemAlignment)
- : mSpiralRadius(spiralRadius),
- mItemSpacingRadians(itemSpacingRadians),
- mItemDescent(itemDescent),
- mTopItemAlignment(topItemAlignment)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float spiralRadius = mSpiralRadius(layoutSize);
-
- float angle = -Math::PI*0.5f + mItemSpacingRadians * layoutPosition;
-
- return Vector3( -spiralRadius * cosf(angle),
- (mItemDescent * layoutPosition) + layoutSize.height*mTopItemAlignment,
- -spiralRadius * sinf(angle) );
- }
-
- SpiralLayout::SpiralRadiusFunction mSpiralRadius;
- float mItemSpacingRadians;
- float mItemDescent;
- float mTopItemAlignment;
-};
-
-struct SpiralPositionConstraintLeft
-{
- SpiralPositionConstraintLeft(SpiralLayout::SpiralRadiusFunction spiralRadius, float itemSpacingRadians, float itemDescent, float topItemAlignment)
- : mSpiralRadius(spiralRadius),
- mItemSpacingRadians(itemSpacingRadians),
- mItemDescent(itemDescent),
- mTopItemAlignment(topItemAlignment)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float spiralRadius = mSpiralRadius(layoutSize);
-
- float angle = Math::PI*0.5f + mItemSpacingRadians * layoutPosition;
-
- return Vector3( (mItemDescent * layoutPosition) + layoutSize.width*mTopItemAlignment,
- -spiralRadius * cosf(angle),
- spiralRadius * sinf(angle) );
- }
-
- SpiralLayout::SpiralRadiusFunction mSpiralRadius;
- float mItemSpacingRadians;
- float mItemDescent;
- float mTopItemAlignment;
-};
-
-struct SpiralPositionConstraintDown
-{
- SpiralPositionConstraintDown(SpiralLayout::SpiralRadiusFunction spiralRadius, float itemSpacingRadians, float itemDescent, float topItemAlignment)
- : mSpiralRadius(spiralRadius),
- mItemSpacingRadians(itemSpacingRadians),
- mItemDescent(itemDescent),
- mTopItemAlignment(topItemAlignment)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float spiralRadius = mSpiralRadius(layoutSize);
-
- float angle = Math::PI*0.5f + mItemSpacingRadians * layoutPosition;
-
- return Vector3( -spiralRadius * cosf(angle),
- (-mItemDescent * layoutPosition) - layoutSize.height*mTopItemAlignment,
- spiralRadius * sinf(angle) );
- }
-
- SpiralLayout::SpiralRadiusFunction mSpiralRadius;
- float mItemSpacingRadians;
- float mItemDescent;
- float mTopItemAlignment;
-};
-
-struct SpiralPositionConstraintRight
-{
- SpiralPositionConstraintRight(SpiralLayout::SpiralRadiusFunction spiralRadius, float itemSpacingRadians, float itemDescent, float topItemAlignment)
- : mSpiralRadius(spiralRadius),
- mItemSpacingRadians(itemSpacingRadians),
- mItemDescent(itemDescent),
- mTopItemAlignment(topItemAlignment)
- {
- }
-
- Vector3 operator()(const Vector3& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float spiralRadius = mSpiralRadius(layoutSize);
-
- float angle = -Math::PI*0.5f + mItemSpacingRadians * layoutPosition;
-
- return Vector3( (-mItemDescent * layoutPosition) - layoutSize.width*mTopItemAlignment,
- -spiralRadius * cosf(angle),
- -spiralRadius * sinf(angle) );
- }
-
- SpiralLayout::SpiralRadiusFunction mSpiralRadius;
- float mItemSpacingRadians;
- float mItemDescent;
- float mTopItemAlignment;
-};
-
-struct SpiralRotationConstraintUp
-{
- SpiralRotationConstraintUp(float itemSpacingRadians)
- : mItemSpacingRadians(itemSpacingRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float angle = -mItemSpacingRadians * layoutPosition;
-
- return Quaternion( Radian( angle ), Vector3::YAXIS);
- }
-
- float mItemSpacingRadians;
-};
-
-struct SpiralRotationConstraintLeft
-{
- SpiralRotationConstraintLeft(float itemSpacingRadians)
- : mItemSpacingRadians(itemSpacingRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float angle = -mItemSpacingRadians * layoutPosition;
-
- return Quaternion( Radian( -Math::PI * 0.5f ), Vector3::ZAXIS ) * Quaternion( Radian( angle ), Vector3::YAXIS );
- }
-
- float mItemSpacingRadians;
-};
-
-struct SpiralRotationConstraintDown
-{
- SpiralRotationConstraintDown(float itemSpacingRadians)
- : mItemSpacingRadians(itemSpacingRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float angle = -mItemSpacingRadians * layoutPosition;
-
- return Quaternion( Radian( -Math::PI ), Vector3::ZAXIS) * Quaternion( Radian( angle ), Vector3::YAXIS );
- }
-
- float mItemSpacingRadians;
-};
-
-struct SpiralRotationConstraintRight
-{
- SpiralRotationConstraintRight(float itemSpacingRadians)
- : mItemSpacingRadians(itemSpacingRadians)
- {
- }
-
- Quaternion operator()(const Quaternion& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float angle = -mItemSpacingRadians * layoutPosition;
-
- return Quaternion( Radian( -Math::PI * 1.5f ), Vector3::ZAXIS) * Quaternion( Radian( angle ), Vector3::YAXIS );
- }
-
- float mItemSpacingRadians;
-};
-
-struct SpiralColorConstraint
-{
- SpiralColorConstraint(float itemSpacingRadians)
- : mItemSpacingRadians(itemSpacingRadians)
- {
- }
-
- Vector4 operator()(const Vector4& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- Radian angle( mItemSpacingRadians * fabsf(layoutPosition) / Dali::ANGLE_360 );
-
- float progress = angle - floorf( angle ); // take fractional bit only to get between 0.0 - 1.0
- progress = (progress > 0.5f) ? 2.0f*(1.0f - progress) : progress*2.0f;
-
- float darkness(1.0f);
- {
- const float startMarker = 0.10f; // The progress at which darkening starts
- const float endMarker = 0.35f; // The progress at which darkening ends
- const float minDarkness = 0.15f; // The darkness at end marker
-
- if (progress > endMarker)
- {
- darkness = minDarkness;
- }
- else if (progress > startMarker)
- {
- darkness = 1.0f - ( (1.0f - minDarkness) * ((progress-startMarker) / (endMarker-startMarker)) );
- }
- }
-
- return Vector4( darkness, darkness, darkness, current.a );
- }
-
- float mItemSpacingRadians;
-};
-
-struct SpiralVisibilityConstraintPortrait
-{
- SpiralVisibilityConstraintPortrait(float itemSpacingRadians, float itemDescent, float topItemAlignment)
- : mItemSpacingRadians(itemSpacingRadians),
- mItemDescent(itemDescent),
- mTopItemAlignment(topItemAlignment)
- {
- }
-
- bool operator()(const bool& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float itemsCachedBeforeTopItem = layoutSize.height*(mTopItemAlignment+0.5f) / mItemDescent;
- return (layoutPosition >= -itemsCachedBeforeTopItem - 1.0f && layoutPosition <= (layoutSize.height / mItemDescent) + 1.0f);
- }
-
- float mItemSpacingRadians;
- float mItemDescent;
- float mTopItemAlignment;
-};
-
-struct SpiralVisibilityConstraintLandscape
-{
- SpiralVisibilityConstraintLandscape(float itemSpacingRadians, float itemDescent, float topItemAlignment)
- : mItemSpacingRadians(itemSpacingRadians),
- mItemDescent(itemDescent),
- mTopItemAlignment(topItemAlignment)
- {
- }
-
- bool operator()(const bool& current, const float& layoutPosition, const float& scrollSpeed, const Vector3& layoutSize)
- {
- float itemsCachedBeforeTopItem = layoutSize.width*(mTopItemAlignment+0.5f) / mItemDescent;
- return (layoutPosition >= -itemsCachedBeforeTopItem - 1.0f && layoutPosition <= (layoutSize.width / mItemDescent) + 1.0f);
- }
-
- float mItemSpacingRadians;
- float mItemDescent;
- float mTopItemAlignment;
-};
-
-} // unnamed namespace
-
-namespace Dali
-{
-
-namespace Toolkit
-{
-
-struct SpiralLayout::Impl
-{
- Impl()
- : mItemSizeFunction(DefaultItemSizeFunction()),
- mSpiralRadiusFunction(DefaultSpiralRadiusFunction()),
- mItemSpacingRadians(DEFAULT_ITEM_SPACING_RADIANS),
- mRevolutionDistance(DEFAULT_REVOLUTION_DISTANCE),
- mItemDescent(DEFAULT_ITEM_DESCENT),
- mTopItemAlignment(DEFAULT_TOP_ITEM_ALIGNMENT),
- mScrollSpeedFactor(DEFAULT_SCROLL_SPEED_FACTOR),
- mMaximumSwipeSpeed(DEFAULT_MAXIMUM_SWIPE_SPEED),
- mItemFlickAnimationDuration(DEFAULT_ITEM_FLICK_ANIMATION_DURATION)
- {
- }
-
- ItemSizeFunction mItemSizeFunction;
- SpiralRadiusFunction mSpiralRadiusFunction;
-
- float mItemSpacingRadians;
- float mRevolutionDistance;
- float mItemDescent;
- float mTopItemAlignment;
- float mScrollSpeedFactor;
- float mMaximumSwipeSpeed;
- float mItemFlickAnimationDuration;
-};
-
-SpiralLayoutPtr SpiralLayout::New()
-{
- return SpiralLayoutPtr(new SpiralLayout());
-}
-
-SpiralLayout::~SpiralLayout()
-{
- delete mImpl;
-}
-
-void SpiralLayout::SetItemSizeFunction(ItemSizeFunction function)
-{
- mImpl->mItemSizeFunction = function;
-}
-
-SpiralLayout::ItemSizeFunction SpiralLayout::GetItemSizeFunction() const
-{
- return mImpl->mItemSizeFunction;
-}
-
-void SpiralLayout::SetItemSpacing(Radian itemSpacing)
-{
- mImpl->mItemSpacingRadians = itemSpacing;
-
- float itemsPerSpiral = std::max(1.0f, (2.0f*(float)Math::PI) / mImpl->mItemSpacingRadians);
- mImpl->mItemDescent = mImpl->mRevolutionDistance / itemsPerSpiral;
-}
-
-Radian SpiralLayout::GetItemSpacing() const
-{
- return Radian( mImpl->mItemSpacingRadians );
-}
-
-void SpiralLayout::SetRevolutionDistance(float distance)
-{
- mImpl->mRevolutionDistance = distance;
-
- float itemsPerSpiral = std::max(1.0f, (2.0f*(float)Math::PI) / mImpl->mItemSpacingRadians);
- mImpl->mItemDescent = mImpl->mRevolutionDistance / itemsPerSpiral;
-}
-
-float SpiralLayout::GetRevolutionDistance() const
-{
- return mImpl->mRevolutionDistance;
-}
-
-void SpiralLayout::SetSpiralRadiusFunction(SpiralRadiusFunction function)
-{
- mImpl->mSpiralRadiusFunction = function;
-}
-
-SpiralLayout::SpiralRadiusFunction SpiralLayout::GetSpiralRadiusFunction() const
-{
- return mImpl->mSpiralRadiusFunction;
-}
-
-void SpiralLayout::SetTopItemAlignment(float alignment)
-{
- mImpl->mTopItemAlignment = alignment;
-}
-
-float SpiralLayout::GetTopItemAlignment() const
-{
- return mImpl->mTopItemAlignment;
-}
-
-void SpiralLayout::SetScrollSpeedFactor(float scrollSpeed)
-{
- mImpl->mScrollSpeedFactor = scrollSpeed;
-}
-
-void SpiralLayout::SetMaximumSwipeSpeed(float speed)
-{
- mImpl->mMaximumSwipeSpeed = speed;
-}
-
-void SpiralLayout::SetItemFlickAnimationDuration(float durationSeconds)
-{
- mImpl->mItemFlickAnimationDuration = durationSeconds;
-}
-
-float SpiralLayout::GetScrollSpeedFactor() const
-{
- return mImpl->mScrollSpeedFactor;
-}
-
-float SpiralLayout::GetMaximumSwipeSpeed() const
-{
- return mImpl->mMaximumSwipeSpeed;
-}
-
-float SpiralLayout::GetItemFlickAnimationDuration() const
-{
- return mImpl->mItemFlickAnimationDuration;
-}
-
-float SpiralLayout::GetMinimumLayoutPosition(unsigned int numberOfItems, Vector3 layoutSize) const
-{
- return 1.0f - static_cast<float>(numberOfItems);
-}
-
-float SpiralLayout::GetClosestAnchorPosition(float layoutPosition) const
-{
- return round(layoutPosition);
-}
-
-float SpiralLayout::GetItemScrollToPosition(unsigned int itemId) const
-{
- return -(static_cast<float>(itemId));
-}
-
-ItemRange SpiralLayout::GetItemsWithinArea(float firstItemPosition, Vector3 layoutSize) const
-{
- float layoutHeight = IsHorizontal(mOrientation) ? layoutSize.width : layoutSize.height;
- float itemsPerSpiral = layoutHeight / mImpl->mItemDescent;
- float itemsCachedBeforeTopItem = layoutHeight * (mImpl->mTopItemAlignment + 0.5f) / mImpl->mItemDescent;
- float itemsViewable = std::min(itemsPerSpiral, itemsPerSpiral - itemsCachedBeforeTopItem - firstItemPosition + 1.0f);
-
- unsigned int firstItem = static_cast<unsigned int>(std::max(0.0f, -firstItemPosition - itemsCachedBeforeTopItem - 1.0f));
- unsigned int lastItem = static_cast<unsigned int>(std::max(0.0f, firstItem + itemsViewable));
-
- return ItemRange(firstItem, lastItem+1);
-}
-
-unsigned int SpiralLayout::GetReserveItemCount(Vector3 layoutSize) const
-{
- float layoutHeight = IsHorizontal(mOrientation) ? layoutSize.width : layoutSize.height;
- return static_cast<unsigned int>(layoutHeight / mImpl->mItemDescent);
-}
-
-bool SpiralLayout::GetItemSize(unsigned int itemId, Vector3 layoutSize, Vector3& itemSize) const
-{
- // Note: itemId is not checked, since every item has the same size
-
- itemSize = mImpl->mItemSizeFunction(layoutSize);
- return true;
-}
-
-void SpiralLayout::GetResizeAnimation(Animation& animation, Actor actor, Vector3 size, float durationSeconds) const
-{
- if(animation)
- {
- animation.AnimateTo( Property( actor, Actor::Property::SIZE ), size );
- }
-}
-
-bool SpiralLayout::GetPositionConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const
-{
- if (mOrientation == ControlOrientation::Up)
- {
- constraint = SpiralPositionConstraintUp(mImpl->mSpiralRadiusFunction, mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment);
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- constraint = SpiralPositionConstraintLeft(mImpl->mSpiralRadiusFunction, mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment);
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- constraint = SpiralPositionConstraintDown(mImpl->mSpiralRadiusFunction, mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment);
- }
- else // mOrientation == ControlOrientation::Right
- {
- constraint = SpiralPositionConstraintRight(mImpl->mSpiralRadiusFunction, mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment);
- }
-
- return true;
-}
-
-bool SpiralLayout::GetRotationConstraint(unsigned int itemId, ItemLayout::QuaternionFunction& constraint) const
-{
- if (mOrientation == ControlOrientation::Up)
- {
- constraint = SpiralRotationConstraintUp(mImpl->mItemSpacingRadians);
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- constraint = SpiralRotationConstraintLeft(mImpl->mItemSpacingRadians);
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- constraint = SpiralRotationConstraintDown(mImpl->mItemSpacingRadians);
- }
- else // mOrientation == ControlOrientation::Right
- {
- constraint = SpiralRotationConstraintRight(mImpl->mItemSpacingRadians);
- }
-
- return true;
-}
-
-bool SpiralLayout::GetScaleConstraint(unsigned int itemId, ItemLayout::Vector3Function& constraint) const
-{
- return false; // No scaling
-}
-
-bool SpiralLayout::GetColorConstraint(unsigned int itemId, ItemLayout::Vector4Function& constraint) const
-{
- constraint = SpiralColorConstraint(mImpl->mItemSpacingRadians);
- return true;
-}
-
-bool SpiralLayout::GetVisibilityConstraint(unsigned int itemId, ItemLayout::BoolFunction& constraint) const
-{
- if (IsVertical(mOrientation))
- {
- constraint = SpiralVisibilityConstraintPortrait(mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment);
- }
- else // horizontal
- {
- constraint = SpiralVisibilityConstraintLandscape(mImpl->mItemSpacingRadians, mImpl->mItemDescent, mImpl->mTopItemAlignment);
- }
-
- return true;
-}
-
-Degree SpiralLayout::GetScrollDirection() const
-{
- Degree scrollDirection(0);
-
- if (mOrientation == ControlOrientation::Up)
- {
- scrollDirection = Degree( -45.0f ); // Allow swiping horizontally & vertically
- }
- else if (mOrientation == ControlOrientation::Left)
- {
- scrollDirection = Degree( 45.0f );
- }
- else if (mOrientation == ControlOrientation::Down)
- {
- scrollDirection = Degree( 180.0f - 45.0f );
- }
- else // mOrientation == ControlOrientation::Right
- {
- scrollDirection = Degree( 270.0f - 45.0f );
- }
-
- return scrollDirection;
-}
-
-SpiralLayout::SpiralLayout()
-: mImpl(NULL)
-{
- mImpl = new Impl();
-}
-
-float SpiralLayout::GetClosestOnScreenLayoutPosition(int itemID, float currentLayoutPosition, const Vector3& layoutSize)
-{
- return GetItemScrollToPosition(itemID);
-}
-
-} // namespace Toolkit
-
-} // namespace Dali
$(public_api_src_dir)/controls/page-turn-view/page-turn-view.cpp \
$(public_api_src_dir)/controls/popup/popup.cpp \
$(public_api_src_dir)/controls/scroll-bar/scroll-bar.cpp \
- $(public_api_src_dir)/controls/scrollable/item-view/depth-layout.cpp \
- $(public_api_src_dir)/controls/scrollable/item-view/grid-layout.cpp \
+ $(public_api_src_dir)/controls/scrollable/item-view/default-item-layout.cpp \
$(public_api_src_dir)/controls/scrollable/item-view/item-factory.cpp \
$(public_api_src_dir)/controls/scrollable/item-view/item-layout.cpp \
$(public_api_src_dir)/controls/scrollable/item-view/item-view.cpp \
- $(public_api_src_dir)/controls/scrollable/item-view/spiral-layout.cpp \
$(public_api_src_dir)/controls/scrollable/scroll-view/scroll-view-carousel-effect.cpp \
$(public_api_src_dir)/controls/scrollable/scroll-view/scroll-view-constraints.cpp \
$(public_api_src_dir)/controls/scrollable/scroll-view/scroll-view-cube-effect.cpp \
$(public_api_src_dir)/controls/image-view/masked-image-view.h
public_api_item_view_header_files = \
- $(public_api_src_dir)/controls/scrollable/item-view/depth-layout.h \
- $(public_api_src_dir)/controls/scrollable/item-view/grid-layout.h \
+ $(public_api_src_dir)/controls/scrollable/item-view/default-item-layout.h \
$(public_api_src_dir)/controls/scrollable/item-view/item-factory.h \
$(public_api_src_dir)/controls/scrollable/item-view/item-layout.h \
$(public_api_src_dir)/controls/scrollable/item-view/item-view-declarations.h \
- $(public_api_src_dir)/controls/scrollable/item-view/item-view.h \
- $(public_api_src_dir)/controls/scrollable/item-view/spiral-layout.h
+ $(public_api_src_dir)/controls/scrollable/item-view/item-view.h
public_api_magnifier_header_files = \
$(public_api_src_dir)/controls/magnifier/magnifier.h
projects / platform / core / uifw / dali-toolkit.git / commitdiff