2 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
23 #include <cstdlib> // rand
24 #include "../shared/view.h"
26 #include <dali/dali.h>
27 #include <dali-toolkit/dali-toolkit.h>
31 using namespace Dali::Toolkit;
45 const char* IMAGE_PATHS[] = {
46 DALI_IMAGE_DIR "gallery-medium-1.jpg",
47 DALI_IMAGE_DIR "gallery-medium-2.jpg",
48 DALI_IMAGE_DIR "gallery-medium-3.jpg",
49 DALI_IMAGE_DIR "gallery-medium-4.jpg",
50 DALI_IMAGE_DIR "gallery-medium-5.jpg",
51 DALI_IMAGE_DIR "gallery-medium-6.jpg",
52 DALI_IMAGE_DIR "gallery-medium-7.jpg",
53 DALI_IMAGE_DIR "gallery-medium-8.jpg",
54 DALI_IMAGE_DIR "gallery-medium-9.jpg",
55 DALI_IMAGE_DIR "gallery-medium-10.jpg",
56 DALI_IMAGE_DIR "gallery-medium-11.jpg",
57 DALI_IMAGE_DIR "gallery-medium-12.jpg",
58 DALI_IMAGE_DIR "gallery-medium-13.jpg",
59 DALI_IMAGE_DIR "gallery-medium-14.jpg",
60 DALI_IMAGE_DIR "gallery-medium-15.jpg",
61 DALI_IMAGE_DIR "gallery-medium-16.jpg",
62 DALI_IMAGE_DIR "gallery-medium-17.jpg",
63 DALI_IMAGE_DIR "gallery-medium-18.jpg",
64 DALI_IMAGE_DIR "gallery-medium-19.jpg",
65 DALI_IMAGE_DIR "gallery-medium-20.jpg",
66 DALI_IMAGE_DIR "gallery-medium-21.jpg",
67 DALI_IMAGE_DIR "gallery-medium-22.jpg",
68 DALI_IMAGE_DIR "gallery-medium-23.jpg",
69 DALI_IMAGE_DIR "gallery-medium-24.jpg",
70 DALI_IMAGE_DIR "gallery-medium-25.jpg",
71 DALI_IMAGE_DIR "gallery-medium-26.jpg",
72 DALI_IMAGE_DIR "gallery-medium-27.jpg",
73 DALI_IMAGE_DIR "gallery-medium-28.jpg",
74 DALI_IMAGE_DIR "gallery-medium-29.jpg",
75 DALI_IMAGE_DIR "gallery-medium-30.jpg",
76 DALI_IMAGE_DIR "gallery-medium-31.jpg",
77 DALI_IMAGE_DIR "gallery-medium-32.jpg",
78 DALI_IMAGE_DIR "gallery-medium-33.jpg",
79 DALI_IMAGE_DIR "gallery-medium-34.jpg",
80 DALI_IMAGE_DIR "gallery-medium-35.jpg",
81 DALI_IMAGE_DIR "gallery-medium-36.jpg",
82 DALI_IMAGE_DIR "gallery-medium-37.jpg",
83 DALI_IMAGE_DIR "gallery-medium-38.jpg",
84 DALI_IMAGE_DIR "gallery-medium-39.jpg",
85 DALI_IMAGE_DIR "gallery-medium-40.jpg",
86 DALI_IMAGE_DIR "gallery-medium-41.jpg",
87 DALI_IMAGE_DIR "gallery-medium-42.jpg",
88 DALI_IMAGE_DIR "gallery-medium-43.jpg",
89 DALI_IMAGE_DIR "gallery-medium-44.jpg",
90 DALI_IMAGE_DIR "gallery-medium-45.jpg",
91 DALI_IMAGE_DIR "gallery-medium-46.jpg",
92 DALI_IMAGE_DIR "gallery-medium-47.jpg",
93 DALI_IMAGE_DIR "gallery-medium-48.jpg",
94 DALI_IMAGE_DIR "gallery-medium-49.jpg",
95 DALI_IMAGE_DIR "gallery-medium-50.jpg",
96 DALI_IMAGE_DIR "gallery-medium-51.jpg",
97 DALI_IMAGE_DIR "gallery-medium-52.jpg",
98 DALI_IMAGE_DIR "gallery-medium-53.jpg",
101 const unsigned int NUM_IMAGES = sizeof(IMAGE_PATHS) / sizeof(char*);
103 AlphaFunction ALPHA_FUNCTIONS[] = { AlphaFunctions::Linear,
104 AlphaFunctions::EaseIn,
105 AlphaFunctions::EaseOut };
107 const unsigned int NUM_ALPHA_FUNCTIONS = sizeof(ALPHA_FUNCTIONS) / sizeof(AlphaFunction);
109 const char* ALPHA_FUNCTIONS_TEXT[] = { "Linear",
113 const char* BACKGROUND_IMAGE( "" );
114 const char* TOOLBAR_IMAGE( DALI_IMAGE_DIR "top-bar.png" );
115 const char* EDIT_IMAGE( DALI_IMAGE_DIR "icon-edit.png" );
116 const char* SPIRAL_LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-item-view-layout-spiral.png" );
117 const char* GRID_LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-item-view-layout-grid.png" );
118 const char* DEPTH_LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-item-view-layout-depth.png" );
119 const char* DELETE_IMAGE( DALI_IMAGE_DIR "icon-delete.png" );
120 const char* REPLACE_IMAGE( DALI_IMAGE_DIR "icon-replace.png" );
121 const char* INSERT_IMAGE( DALI_IMAGE_DIR "icon-insert.png" );
122 const char* SELECTED_IMAGE( DALI_IMAGE_DIR "item-select-check.png" );
123 const char* APPLICATION_TITLE( "ItemView" );
125 const char* SPIRAL_LABEL("Spiral");
126 const char* GRID_LABEL("Grid");
127 const char* DEPTH_LABEL("Depth");
129 const char* ITEM_BORDER_IMAGE_PATH( DALI_IMAGE_DIR "frame-128x128.png" );
130 const Vector3 ITEM_BORDER_MARGIN_SIZE(24, 24, 0);
132 // These values depend on the border image
133 const float ITEM_IMAGE_BORDER_LEFT = 13.0f;
134 const float ITEM_IMAGE_BORDER_RIGHT = 13.0f;
135 const float ITEM_IMAGE_BORDER_TOP = 13.0f;
136 const float ITEM_IMAGE_BORDER_BOTTOM = 13.0f;
138 const unsigned int DEPTH_LAYOUT_ROWS_PORTRAIT = 26;
139 const unsigned int DEPTH_LAYOUT_ROWS_LANDSCAPE = 16;
140 const float DEPTH_LAYOUT_TILT_ANGLE_PORTRAIT = 25.0f;
141 const float DEPTH_LAYOUT_TILT_ANGLE_LANDSCAPE = 21.0f;
142 const float DEPTH_LAYOUT_ROW_SPACING_FACTOR = 0.1f;
143 const float DEPTH_LAYOUT_ITEM_SIZE_FACTOR_PORTRAIT = 1.0f;
144 const float DEPTH_LAYOUT_ITEM_SIZE_FACTOR_LANDSCAPE = 0.8f;
145 const float DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_PORTRAIT = 0.2f;
146 const float DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_LANDSCAPE = 0.1f;
148 const float SPIRAL_LAYOUT_REVOLUTION_NUMBER_PORTRAIT = 4.5f;
149 const float SPIRAL_LAYOUT_REVOLUTION_NUMBER_LANDSCAPE = 2.5f;
151 const float DEPTH_LAYOUT_HEIGHT_SCALE = 20.0f;
152 const float MIN_SWIPE_DISTANCE = 15.0f;
153 const float MIN_SWIPE_SPEED = 5.0f;
155 const float SELECTION_BORDER_WIDTH = 3.0f;
156 const float BUTTON_BORDER = -10.0f;
157 const float MENU_OPTION_HEIGHT(140.0f);
158 const float LABEL_TEXT_SIZE_Y = 20.0f;
160 const char* DEFAULT_TEXT_STYLE_FONT_FAMILY("HelveticaNue");
161 const char* DEFAULT_TEXT_STYLE_FONT_STYLE("Regular");
162 const PointSize DEFAULT_TEXT_STYLE_POINT_SIZE( 5.0f );
163 const TextStyle::Weight DEFAULT_TEXT_STYLE_WEIGHT(Dali::TextStyle::MEDIUM);
164 const Vector4 DEFAULT_TEXT_STYLE_COLOR(1.0f, 1.0f, 1.0f, 1.0f);
166 const Vector3 INITIAL_OFFSCREEN_POSITION( 1000.0f, 0, -1000.0f );
168 struct BorderSizeConstraintFunction
170 Vector3 operator()(const Vector3& current,
171 const PropertyInput& parentSize)
173 return parentSize.GetVector3() + ITEM_BORDER_MARGIN_SIZE;
177 static Vector3 DepthLayoutItemSizeFunctionPortrait(unsigned int numberOfColumns, float layoutWidth)
179 float width = (layoutWidth / static_cast<float>(numberOfColumns + 1)) * DEPTH_LAYOUT_ITEM_SIZE_FACTOR_PORTRAIT;
182 return Vector3(width, width, width);
185 static Vector3 DepthLayoutItemSizeFunctionLandscape(unsigned int numberOfColumns, float layoutWidth)
187 float width = (layoutWidth / static_cast<float>(numberOfColumns + 1)) * DEPTH_LAYOUT_ITEM_SIZE_FACTOR_LANDSCAPE;
190 return Vector3(width, width, width);
193 static float DepthLayoutBottomMarginFunctionPortrait(float layoutHeight)
195 return layoutHeight * DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_PORTRAIT;
198 static float DepthLayoutBottomMarginFunctionLandscape(float layoutHeight)
200 return layoutHeight * DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_LANDSCAPE;
206 * This example shows how to use ItemView UI control.
207 * There are three layouts created for ItemView, i.e., Spiral, Depth and Grid.
208 * There is one button in the upper-left corner for quitting the application and
209 * another button in the upper-right corner for switching between different layouts.
211 class ItemViewExample : public ConnectionTracker, public ItemFactory
229 * @param application class, stored as reference
231 ItemViewExample( Application& application )
232 : mApplication( application ),
233 mMode( MODE_NORMAL ),
236 mCurrentLayout( SPIRAL_LAYOUT ),
237 mDurationSeconds( 1.0f ),
238 mAlphaFuncIndex( 0u )
240 // Connect to the Application's Init signal
241 mApplication.InitSignal().Connect(this, &ItemViewExample::OnInit);
245 * This method gets called once the main loop of application is up and running
247 void OnInit(Application& app)
249 Stage::GetCurrent().KeyEventSignal().Connect(this, &ItemViewExample::OnKeyEvent);
251 Stage stage = Dali::Stage::GetCurrent();
252 Vector2 stageSize = Stage::GetCurrent().GetSize();
254 // Create a border image shared by all the item actors
255 mBorderImage = Image::New(ITEM_BORDER_IMAGE_PATH);
257 // Creates a default view with a default tool bar.
258 // The view is added to the stage.
259 Layer contents = DemoHelper::CreateView( mApplication,
266 mView.OrientationAnimationStartedSignal().Connect( this, &ItemViewExample::OnOrientationChanged );
268 // Set the title to the current layout
271 // Create an edit mode button. (left of toolbar)
272 Toolkit::PushButton editButton = Toolkit::PushButton::New();
273 editButton.SetBackgroundImage( Image::New( EDIT_IMAGE ) );
274 editButton.ClickedSignal().Connect( this, &ItemViewExample::OnModeButtonClicked);
275 editButton.SetLeaveRequired( true );
276 mToolBar.AddControl( editButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalLeft, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
278 // Create a layout toggle button. (right of toolbar)
279 mLayoutButton = Toolkit::PushButton::New();
280 mLayoutButton.SetBackgroundImage( Image::New( SPIRAL_LAYOUT_IMAGE ) );
281 mLayoutButton.ClickedSignal().Connect( this, &ItemViewExample::OnLayoutButtonClicked);
282 mLayoutButton.SetLeaveRequired( true );
283 mToolBar.AddControl( mLayoutButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
286 // Create a delete button (bottom right of screen)
287 mDeleteButton = Toolkit::PushButton::New();
288 mDeleteButton.SetParentOrigin(ParentOrigin::BOTTOM_RIGHT);
289 mDeleteButton.SetAnchorPoint(AnchorPoint::BOTTOM_RIGHT);
290 mDeleteButton.SetPosition( BUTTON_BORDER, BUTTON_BORDER );
291 mDeleteButton.SetDrawMode( DrawMode::OVERLAY );
292 mDeleteButton.SetBackgroundImage( Image::New( TOOLBAR_IMAGE ) );
293 mDeleteButton.SetButtonImage( Image::New( DELETE_IMAGE ) );
294 mDeleteButton.SetSize( stageSize.width * 0.15f, stageSize.width * 0.15f );
295 mDeleteButton.ClickedSignal().Connect( this, &ItemViewExample::OnDeleteButtonClicked);
296 mDeleteButton.SetLeaveRequired( true );
297 mDeleteButton.SetVisible( false );
298 stage.Add( mDeleteButton );
300 // Create an insert button (bottom right of screen)
301 mInsertButton = Toolkit::PushButton::New();
302 mInsertButton.SetParentOrigin(ParentOrigin::BOTTOM_RIGHT);
303 mInsertButton.SetAnchorPoint(AnchorPoint::BOTTOM_RIGHT);
304 mInsertButton.SetPosition( BUTTON_BORDER, BUTTON_BORDER );
305 mInsertButton.SetDrawMode( DrawMode::OVERLAY );
306 mInsertButton.SetBackgroundImage( Image::New( TOOLBAR_IMAGE ) );
307 mInsertButton.SetButtonImage( Image::New( INSERT_IMAGE ) );
308 mInsertButton.SetSize( stageSize.width * 0.15f, stageSize.width * 0.15f );
309 mInsertButton.ClickedSignal().Connect( this, &ItemViewExample::OnInsertButtonClicked);
310 mInsertButton.SetLeaveRequired( true );
311 mInsertButton.SetVisible( false );
312 stage.Add( mInsertButton );
314 // Create an replace button (bottom right of screen)
315 mReplaceButton = Toolkit::PushButton::New();
316 mReplaceButton.SetParentOrigin(ParentOrigin::BOTTOM_RIGHT);
317 mReplaceButton.SetAnchorPoint(AnchorPoint::BOTTOM_RIGHT);
318 mReplaceButton.SetPosition( BUTTON_BORDER, BUTTON_BORDER );
319 mReplaceButton.SetDrawMode( DrawMode::OVERLAY );
320 mReplaceButton.SetBackgroundImage( Image::New( TOOLBAR_IMAGE ) );
321 mReplaceButton.SetButtonImage( Image::New( REPLACE_IMAGE ) );
322 mReplaceButton.SetSize( stageSize.width * 0.15f, stageSize.width * 0.15f );
323 mReplaceButton.ClickedSignal().Connect( this, &ItemViewExample::OnReplaceButtonClicked);
324 mReplaceButton.SetLeaveRequired( true );
325 mReplaceButton.SetVisible( false );
326 stage.Add( mReplaceButton );
328 // Create the item view actor
329 mItemView = ItemView::New(*this);
330 mItemView.SetParentOrigin(ParentOrigin::CENTER);
331 mItemView.SetAnchorPoint(AnchorPoint::CENTER);
333 // Display item view on the stage
334 stage.Add( mItemView );
336 // Create the layouts
337 mSpiralLayout = SpiralLayout::New();
338 mDepthLayout = DepthLayout::New();
339 mGridLayout = GridLayout::New();
341 // Add the layouts to item view
342 mItemView.AddLayout(*mSpiralLayout);
343 mItemView.AddLayout(*mDepthLayout);
344 mItemView.AddLayout(*mGridLayout);
346 mItemView.SetMinimumSwipeDistance(MIN_SWIPE_DISTANCE);
347 mItemView.SetMinimumSwipeSpeed(MIN_SWIPE_SPEED);
349 // Activate the spiral layout
350 Vector3 size(stage.GetSize());
351 mItemView.ActivateLayout(mCurrentLayout, size, 0.0f/*immediate*/);
352 mItemView.SetKeyboardFocusable( true );
353 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &ItemViewExample::OnKeyboardPreFocusChange );
356 Actor OnKeyboardPreFocusChange( Actor current, Actor proposed, Control::KeyboardFocusNavigationDirection direction )
358 if ( !current && !proposed )
367 * Switch to a different item view layout
369 void UseLayout(int layoutId)
371 // Set the new orientation to the layout
372 mItemView.GetLayout(layoutId)->SetOrientation(static_cast<ControlOrientation::Type>(mOrientation / 90));
374 Vector2 stageSize = Stage::GetCurrent().GetSize();
376 if(layoutId == SPIRAL_LAYOUT)
378 // Set up the spiral layout according to the new orientation
379 if(Toolkit::IsVertical(mSpiralLayout->GetOrientation()))
381 mSpiralLayout->SetRevolutionDistance(stageSize.y / SPIRAL_LAYOUT_REVOLUTION_NUMBER_PORTRAIT);
385 mSpiralLayout->SetRevolutionDistance(stageSize.x / SPIRAL_LAYOUT_REVOLUTION_NUMBER_LANDSCAPE);
389 if(layoutId == GRID_LAYOUT)
391 // Set up the grid layout according to the new orientation
392 float layoutWidth = Toolkit::IsHorizontal(mGridLayout->GetOrientation()) ? stageSize.height : stageSize.width;
393 float gridItemSize = (layoutWidth / mGridLayout->GetNumberOfColumns()) * 0.5f;
394 mGridLayout->SetScrollSpeedFactor(mGridLayout->GetNumberOfColumns() / gridItemSize);
396 float toolbarHeight = mToolBar.GetCurrentSize().y;
397 mGridLayout->SetTopMargin(toolbarHeight + mGridLayout->GetRowSpacing());
400 if(layoutId == DEPTH_LAYOUT)
402 // Set up the depth layout according to the new orientation
403 if(Toolkit::IsVertical(mDepthLayout->GetOrientation()))
405 mDepthLayout->SetRowSpacing(stageSize.height * DEPTH_LAYOUT_ROW_SPACING_FACTOR);
406 mDepthLayout->SetNumberOfRows(DEPTH_LAYOUT_ROWS_PORTRAIT);
407 mDepthLayout->SetTiltAngle( Degree( DEPTH_LAYOUT_TILT_ANGLE_PORTRAIT - mDepthLayout->GetNumberOfColumns() ) );
408 mDepthLayout->SetItemSizeFunction(DepthLayoutItemSizeFunctionPortrait);
409 mDepthLayout->SetBottomMarginFunction(DepthLayoutBottomMarginFunctionPortrait);
413 mDepthLayout->SetRowSpacing(stageSize.width * DEPTH_LAYOUT_ROW_SPACING_FACTOR);
414 mDepthLayout->SetNumberOfRows(DEPTH_LAYOUT_ROWS_LANDSCAPE);
415 mDepthLayout->SetTiltAngle( Degree( DEPTH_LAYOUT_TILT_ANGLE_LANDSCAPE - mDepthLayout->GetNumberOfColumns() ) );
416 mDepthLayout->SetItemSizeFunction(DepthLayoutItemSizeFunctionLandscape);
417 mDepthLayout->SetBottomMarginFunction(DepthLayoutBottomMarginFunctionLandscape);
421 // Enable anchoring for depth layout only
422 mItemView.SetAnchoring(layoutId == DEPTH_LAYOUT);
424 // Activate the layout
425 mItemView.ActivateLayout(layoutId, Vector3(stageSize.x, stageSize.y, stageSize.x), mDurationSeconds);
429 * Orientation changed signal callback
432 void OnOrientationChanged( View view, Animation& animation, const Orientation& orientation )
434 const unsigned int angle = orientation.GetDegrees();
436 // If orientation really changed
437 if( mOrientation != angle )
439 // Remember orientation
440 mOrientation = angle;
442 UseLayout(mCurrentLayout);
446 bool OnLayoutButtonClicked( Toolkit::Button button )
448 // Switch to the next layout
449 mCurrentLayout = (mCurrentLayout + 1) % mItemView.GetLayoutCount();
451 UseLayout(mCurrentLayout);
459 bool OnModeButtonClicked( Toolkit::Button button )
466 void SwitchToNextMode()
473 mMode = MODE_REMOVE_MANY;
474 EnterRemoveManyMode();
478 case MODE_REMOVE_MANY:
480 ExitRemoveManyMode();
489 mMode = MODE_INSERT_MANY;
490 EnterInsertManyMode();
494 case MODE_INSERT_MANY:
496 ExitInsertManyMode();
497 mMode = MODE_REPLACE;
505 mMode = MODE_REPLACE_MANY;
506 EnterReplaceManyMode();
510 case MODE_REPLACE_MANY:
512 ExitReplaceManyMode();
528 void EnterRemoveMode()
530 SetTitle("Edit: Remove");
532 mTapDetector = TapGestureDetector::New();
534 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
536 mTapDetector.Attach(mItemView.GetChildAt(i));
539 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::RemoveOnTap );
542 void ExitRemoveMode()
544 mTapDetector.Reset();
547 void RemoveOnTap( Actor actor, TapGesture tap )
549 mItemView.RemoveItem( mItemView.GetItemId(actor), 0.5f );
552 void EnterRemoveManyMode()
554 SetTitle("Edit: Remove Many");
556 mDeleteButton.SetVisible( true );
558 mTapDetector = TapGestureDetector::New();
560 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
562 Actor child = mItemView.GetChildAt( i );
563 Actor box = child.FindChildByName( "CheckBox" );
567 mTapDetector.Attach( child );
568 box.SetVisible( true );
572 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::SelectOnTap );
575 void ExitRemoveManyMode()
577 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
579 Actor child = mItemView.GetChildAt( i );
580 Actor box = child.FindChildByName( "CheckBox" );
584 box.SetVisible( false );
586 Actor tick = box.FindChildByName( "Tick" );
589 tick.SetVisible( false );
594 mTapDetector.Reset();
596 mDeleteButton.SetVisible( false );
599 void SelectOnTap( Actor actor, TapGesture tap )
601 Actor tick = actor.FindChildByName( "Tick" );
604 tick.SetVisible( !tick.IsVisible() );
608 bool OnDeleteButtonClicked( Toolkit::Button button )
610 ItemIdContainer removeList;
612 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
614 Actor child = mItemView.GetChildAt( i );
615 Actor tick = child.FindChildByName( "Tick" );
617 if( tick && tick.IsVisible() )
619 removeList.push_back( mItemView.GetItemId(child) );
623 if( ! removeList.empty() )
625 mItemView.RemoveItems( removeList, 0.5f );
631 void EnterInsertMode()
633 SetTitle("Edit: Insert");
635 mTapDetector = TapGestureDetector::New();
637 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
639 mTapDetector.Attach( mItemView.GetChildAt(i) );
642 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::InsertOnTap );
645 void ExitInsertMode()
647 mTapDetector.Reset();
650 void InsertOnTap( Actor actor, TapGesture tap )
652 ItemId id = mItemView.GetItemId( actor );
654 Actor newActor = NewItem( rand() );
656 mItemView.InsertItem( Item(id,newActor), 0.5f );
659 void EnterInsertManyMode()
661 SetTitle("Edit: Insert Many");
663 mInsertButton.SetVisible( true );
665 mTapDetector = TapGestureDetector::New();
667 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
669 Actor child = mItemView.GetChildAt( i );
670 Actor box = child.FindChildByName( "CheckBox" );
674 mTapDetector.Attach( child );
675 box.SetVisible( true );
679 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::SelectOnTap );
682 void ExitInsertManyMode()
684 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
686 Actor child = mItemView.GetChildAt( i );
687 Actor box = child.FindChildByName( "CheckBox" );
691 box.SetVisible( false );
693 Actor tick = box.FindChildByName( "Tick" );
696 tick.SetVisible( false );
701 mTapDetector.Reset();
703 mInsertButton.SetVisible( false );
706 bool OnInsertButtonClicked( Toolkit::Button button )
708 ItemContainer insertList;
710 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
712 Actor child = mItemView.GetChildAt( i );
713 Actor tick = child.FindChildByName( "Tick" );
715 if( tick && tick.IsVisible() )
717 insertList.push_back( Item( mItemView.GetItemId(child), NewItem(rand()) ) );
721 if( ! insertList.empty() )
723 mItemView.InsertItems( insertList, 0.5f );
729 void EnterReplaceMode()
731 SetTitle("Edit: Replace");
733 mTapDetector = TapGestureDetector::New();
735 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
737 mTapDetector.Attach(mItemView.GetChildAt(i));
740 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::ReplaceOnTap );
743 void ReplaceOnTap( Actor actor, TapGesture tap )
745 mItemView.ReplaceItem( Item( mItemView.GetItemId(actor), NewItem(rand()) ), 0.5f );
748 void ExitReplaceMode()
750 mTapDetector.Reset();
753 void EnterReplaceManyMode()
755 SetTitle("Edit: Replace Many");
757 mReplaceButton.SetVisible( true );
759 mTapDetector = TapGestureDetector::New();
761 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
763 Actor child = mItemView.GetChildAt( i );
764 Actor box = child.FindChildByName( "CheckBox" );
768 mTapDetector.Attach( child );
769 box.SetVisible( true );
773 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::SelectOnTap );
776 void ExitReplaceManyMode()
778 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
780 Actor child = mItemView.GetChildAt( i );
781 Actor box = child.FindChildByName( "CheckBox" );
785 box.SetVisible( false );
787 Actor tick = box.FindChildByName( "Tick" );
790 tick.SetVisible( false );
795 mTapDetector.Reset();
797 mReplaceButton.SetVisible( false );
800 bool OnReplaceButtonClicked( Toolkit::Button button )
802 ItemContainer replaceList;
804 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
806 Actor child = mItemView.GetChildAt( i );
807 Actor tick = child.FindChildByName( "Tick" );
809 if( tick && tick.IsVisible() )
811 replaceList.push_back( Item( mItemView.GetItemId(child), NewItem(rand()) ) );
815 if( ! replaceList.empty() )
817 mItemView.ReplaceItems( replaceList, 0.5f );
823 void SetLayoutTitle()
825 if( MODE_NORMAL == mMode )
827 std::stringstream ss(APPLICATION_TITLE);
828 switch(mCurrentLayout)
831 ss << APPLICATION_TITLE << ": " << SPIRAL_LABEL;
834 ss << APPLICATION_TITLE << ": " << GRID_LABEL;
837 ss << APPLICATION_TITLE << ": " << DEPTH_LABEL;
846 void SetLayoutImage()
850 switch( mCurrentLayout )
854 mLayoutButton.SetBackgroundImage( Image::New( SPIRAL_LAYOUT_IMAGE ) );
860 mLayoutButton.SetBackgroundImage( Image::New( GRID_LAYOUT_IMAGE ) );
866 mLayoutButton.SetBackgroundImage( Image::New( DEPTH_LAYOUT_IMAGE ) );
876 public: // From ItemFactory
879 * Query the number of items available from the factory.
880 * The maximum available item has an ID of GetNumberOfItems() - 1.
882 virtual unsigned int GetNumberOfItems()
884 return NUM_IMAGES * 10;
888 * Create an Actor to represent a visible item.
890 * @return the created actor.
892 virtual Actor NewItem(unsigned int itemId)
894 // Create an image actor for this item
895 Image image = Image::New( IMAGE_PATHS[itemId % NUM_IMAGES] );
896 Actor actor = ImageActor::New(image);
897 actor.SetPosition( INITIAL_OFFSCREEN_POSITION );
899 // Add a border image child actor
900 ImageActor borderActor = ImageActor::New(mBorderImage);
901 borderActor.SetParentOrigin( ParentOrigin::CENTER );
902 borderActor.SetAnchorPoint( AnchorPoint::CENTER );
903 borderActor.SetPosition( 0.f, 0.f, 1.f );
904 borderActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
905 borderActor.SetNinePatchBorder( Vector4( ITEM_IMAGE_BORDER_LEFT, ITEM_IMAGE_BORDER_TOP, ITEM_IMAGE_BORDER_RIGHT, ITEM_IMAGE_BORDER_BOTTOM ) );
906 borderActor.SetColorMode( USE_OWN_MULTIPLY_PARENT_COLOR ); // darken with parent image-actor
908 Constraint constraint = Constraint::New<Vector3>( Actor::SIZE, ParentSource( Actor::SIZE ), BorderSizeConstraintFunction() );
909 borderActor.ApplyConstraint(constraint);
910 actor.Add(borderActor);
911 actor.SetKeyboardFocusable( true );
913 Vector3 spiralItemSize;
914 static_cast<ItemLayout&>(*mSpiralLayout).GetItemSize( 0u, Vector3( Stage::GetCurrent().GetSize() ), spiralItemSize );
916 // Add a checkbox child actor; invisible until edit-mode is enabled
918 ImageActor checkbox = ImageActor::New( BitmapImage::WHITE() );
919 checkbox.SetName( "CheckBox" );
920 checkbox.SetColor( Vector4(0.0f,0.0f,0.0f,0.6f) );
921 checkbox.SetParentOrigin( ParentOrigin::TOP_RIGHT );
922 checkbox.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
923 checkbox.SetSize( spiralItemSize.width * 0.2f, spiralItemSize.width * 0.2f );
924 checkbox.SetPosition( -SELECTION_BORDER_WIDTH, SELECTION_BORDER_WIDTH );
925 checkbox.SetZ( 1.0f );
926 if( MODE_REMOVE_MANY != mMode &&
927 MODE_INSERT_MANY != mMode &&
928 MODE_REPLACE_MANY != mMode )
930 checkbox.SetVisible( false );
932 actor.Add( checkbox );
934 ImageActor tick = ImageActor::New( Image::New(SELECTED_IMAGE) );
935 tick.SetColorMode( USE_OWN_COLOR );
936 tick.SetName( "Tick" );
937 tick.SetParentOrigin( ParentOrigin::TOP_RIGHT );
938 tick.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
939 tick.SetSize( spiralItemSize.width * 0.2f, spiralItemSize.width * 0.2f );
941 tick.SetVisible( false );
942 checkbox.Add( tick );
944 // Connect new items for various editing modes
947 mTapDetector.Attach( actor );
956 * Sets/Updates the title of the View
957 * @param[in] title The new title for the view.
959 void SetTitle(const std::string& title)
963 mTitleActor = TextView::New();
964 // Add title to the tool bar.
965 mToolBar.AddControl( mTitleActor, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarTitlePercentage, Alignment::HorizontalCenter );
968 Font font = Font::New();
969 mTitleActor.SetText( title );
970 mTitleActor.SetSize( font.MeasureText( title ) );
971 mTitleActor.SetStyleToCurrentText(DemoHelper::GetDefaultTextStyle());
976 Stage stage = Stage::GetCurrent();
977 const float popupWidth = stage.GetSize().x * 0.75f;
979 mMenu = Toolkit::Popup::New();
980 mMenu.SetParentOrigin( ParentOrigin::BOTTOM_LEFT );
981 mMenu.SetAnchorPoint( AnchorPoint::BOTTOM_LEFT );
982 mMenu.OutsideTouchedSignal().Connect( this, &ItemViewExample::HideMenu );
985 TableView tableView = TableView::New( 0, 0 );
986 Vector2 tableSize = Vector2( popupWidth, MENU_OPTION_HEIGHT * 2 );
987 tableView.SetSize( tableSize );
988 mMenu.Add( tableView );
990 Slider slider = Slider::New();
991 slider.SetProperty( Slider::LOWER_BOUND_PROPERTY, 0.0f );
992 slider.SetProperty( Slider::UPPER_BOUND_PROPERTY, 3.0f );
993 slider.SetProperty( Slider::VALUE_PROPERTY, mDurationSeconds );
994 slider.SetProperty( Slider::VALUE_PRECISION_PROPERTY, 2 );
995 slider.SetProperty( Slider::SHOW_POPUP_PROPERTY, true );
996 slider.ValueChangedSignal().Connect( this, &ItemViewExample::SliderValueChange );
997 tableView.AddChild( slider, TableView::CellPosition( 0, 0 ) );
998 tableView.SetRelativeHeight( 0, 0.5f );
1000 TextStyle defaultTextStyle;
1001 defaultTextStyle.SetFontName(DEFAULT_TEXT_STYLE_FONT_FAMILY);
1002 defaultTextStyle.SetFontStyle(DEFAULT_TEXT_STYLE_FONT_STYLE);
1003 defaultTextStyle.SetFontPointSize(DEFAULT_TEXT_STYLE_POINT_SIZE);
1004 defaultTextStyle.SetWeight(DEFAULT_TEXT_STYLE_WEIGHT);
1005 defaultTextStyle.SetTextColor(DEFAULT_TEXT_STYLE_COLOR);
1007 TextView text = TextView::New( "Duration" );
1008 text.SetAnchorPoint( ParentOrigin::TOP_LEFT );
1009 text.SetParentOrigin( ParentOrigin::TOP_LEFT );
1010 text.SetTextAlignment( Dali::Toolkit::Alignment::HorizontalLeft );
1011 text.SetStyleToCurrentText( defaultTextStyle );
1012 text.SetSize( 0.0f, LABEL_TEXT_SIZE_Y );
1013 text.ApplyConstraint( Dali::Constraint::New<float>( Dali::Actor::SIZE_WIDTH, Dali::ParentSource( Dali::Actor::SIZE_WIDTH ), Dali::EqualToConstraint() ) );
1017 Actor textContainer = Actor::New();
1018 mAlphaFunctionText = TextView::New( ALPHA_FUNCTIONS_TEXT[mAlphaFuncIndex] );
1019 mAlphaFunctionText.SetAnchorPoint( ParentOrigin::CENTER );
1020 mAlphaFunctionText.SetParentOrigin( ParentOrigin::CENTER );
1021 mAlphaFunctionText.SetTextAlignment( Toolkit::Alignment::VerticalCenter );
1022 textContainer.Add( mAlphaFunctionText );
1023 tableView.AddChild( textContainer, TableView::CellPosition( 1, 0 ) );
1024 tableView.SetRelativeHeight( 0, 0.5f );
1026 mTapDetector = TapGestureDetector::New();
1027 mTapDetector.Attach(mAlphaFunctionText);
1028 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::ChangeAlphaFunctionOnTap );
1030 text = TextView::New( "Alpha Function" );
1031 text.SetAnchorPoint( ParentOrigin::TOP_LEFT );
1032 text.SetParentOrigin( ParentOrigin::TOP_LEFT );
1033 text.SetTextAlignment( Dali::Toolkit::Alignment::HorizontalLeft );
1034 text.SetStyleToCurrentText( defaultTextStyle );
1035 text.SetSize( 0.0f, LABEL_TEXT_SIZE_Y );
1036 text.ApplyConstraint( Dali::Constraint::New<float>( Dali::Actor::SIZE_WIDTH, Dali::ParentSource( Dali::Actor::SIZE_WIDTH ), Dali::EqualToConstraint() ) );
1037 textContainer.Add( text );
1043 bool SliderValueChange( Toolkit::Slider slider, float value )
1045 mDurationSeconds = value;
1050 void ChangeAlphaFunctionOnTap( Actor actor, TapGesture tap )
1052 if( NUM_ALPHA_FUNCTIONS <= ++mAlphaFuncIndex )
1054 mAlphaFuncIndex = 0;
1057 if( mAlphaFunctionText )
1059 mAlphaFunctionText.SetText( ALPHA_FUNCTIONS_TEXT[mAlphaFuncIndex] );
1064 mItemView.SetDefaultAlphaFunction( ALPHA_FUNCTIONS[mAlphaFuncIndex] );
1070 mTapDetector.Reset();
1082 * Main key event handler
1084 void OnKeyEvent(const KeyEvent& event)
1086 if(event.state == KeyEvent::Down)
1088 if( IsKey( event, DALI_KEY_MENU ) )
1099 else if( IsKey( event, DALI_KEY_ESCAPE) || IsKey( event, DALI_KEY_BACK ) )
1107 mApplication.Quit();
1115 Application& mApplication;
1119 Toolkit::View mView;
1120 unsigned int mOrientation;
1122 Toolkit::ToolBar mToolBar;
1123 TextView mTitleActor; ///< The Toolbar's Title.
1127 unsigned int mCurrentLayout;
1128 float mDurationSeconds;
1130 SpiralLayoutPtr mSpiralLayout;
1131 DepthLayoutPtr mDepthLayout;
1132 GridLayoutPtr mGridLayout;
1134 Toolkit::Popup mMenu;
1136 TapGestureDetector mTapDetector;
1137 Toolkit::PushButton mLayoutButton;
1138 Toolkit::PushButton mDeleteButton;
1139 Toolkit::PushButton mInsertButton;
1140 Toolkit::PushButton mReplaceButton;
1142 unsigned int mAlphaFuncIndex;
1143 TextView mAlphaFunctionText;
1146 void RunTest(Application& app)
1148 ItemViewExample test(app);
1153 int main(int argc, char **argv)
1155 Application app = Application::New(&argc, &argv);