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>
30 using namespace Dali::Toolkit;
44 const char* IMAGE_PATHS[] = {
45 DALI_IMAGE_DIR "gallery-medium-1.jpg",
46 DALI_IMAGE_DIR "gallery-medium-2.jpg",
47 DALI_IMAGE_DIR "gallery-medium-3.jpg",
48 DALI_IMAGE_DIR "gallery-medium-4.jpg",
49 DALI_IMAGE_DIR "gallery-medium-5.jpg",
50 DALI_IMAGE_DIR "gallery-medium-6.jpg",
51 DALI_IMAGE_DIR "gallery-medium-7.jpg",
52 DALI_IMAGE_DIR "gallery-medium-8.jpg",
53 DALI_IMAGE_DIR "gallery-medium-9.jpg",
54 DALI_IMAGE_DIR "gallery-medium-10.jpg",
55 DALI_IMAGE_DIR "gallery-medium-11.jpg",
56 DALI_IMAGE_DIR "gallery-medium-12.jpg",
57 DALI_IMAGE_DIR "gallery-medium-13.jpg",
58 DALI_IMAGE_DIR "gallery-medium-14.jpg",
59 DALI_IMAGE_DIR "gallery-medium-15.jpg",
60 DALI_IMAGE_DIR "gallery-medium-16.jpg",
61 DALI_IMAGE_DIR "gallery-medium-17.jpg",
62 DALI_IMAGE_DIR "gallery-medium-18.jpg",
63 DALI_IMAGE_DIR "gallery-medium-19.jpg",
64 DALI_IMAGE_DIR "gallery-medium-20.jpg",
65 DALI_IMAGE_DIR "gallery-medium-21.jpg",
66 DALI_IMAGE_DIR "gallery-medium-22.jpg",
67 DALI_IMAGE_DIR "gallery-medium-23.jpg",
68 DALI_IMAGE_DIR "gallery-medium-24.jpg",
69 DALI_IMAGE_DIR "gallery-medium-25.jpg",
70 DALI_IMAGE_DIR "gallery-medium-26.jpg",
71 DALI_IMAGE_DIR "gallery-medium-27.jpg",
72 DALI_IMAGE_DIR "gallery-medium-28.jpg",
73 DALI_IMAGE_DIR "gallery-medium-29.jpg",
74 DALI_IMAGE_DIR "gallery-medium-30.jpg",
75 DALI_IMAGE_DIR "gallery-medium-31.jpg",
76 DALI_IMAGE_DIR "gallery-medium-32.jpg",
77 DALI_IMAGE_DIR "gallery-medium-33.jpg",
78 DALI_IMAGE_DIR "gallery-medium-34.jpg",
79 DALI_IMAGE_DIR "gallery-medium-35.jpg",
80 DALI_IMAGE_DIR "gallery-medium-36.jpg",
81 DALI_IMAGE_DIR "gallery-medium-37.jpg",
82 DALI_IMAGE_DIR "gallery-medium-38.jpg",
83 DALI_IMAGE_DIR "gallery-medium-39.jpg",
84 DALI_IMAGE_DIR "gallery-medium-40.jpg",
85 DALI_IMAGE_DIR "gallery-medium-41.jpg",
86 DALI_IMAGE_DIR "gallery-medium-42.jpg",
87 DALI_IMAGE_DIR "gallery-medium-43.jpg",
88 DALI_IMAGE_DIR "gallery-medium-44.jpg",
89 DALI_IMAGE_DIR "gallery-medium-45.jpg",
90 DALI_IMAGE_DIR "gallery-medium-46.jpg",
91 DALI_IMAGE_DIR "gallery-medium-47.jpg",
92 DALI_IMAGE_DIR "gallery-medium-48.jpg",
93 DALI_IMAGE_DIR "gallery-medium-49.jpg",
94 DALI_IMAGE_DIR "gallery-medium-50.jpg",
95 DALI_IMAGE_DIR "gallery-medium-51.jpg",
96 DALI_IMAGE_DIR "gallery-medium-52.jpg",
97 DALI_IMAGE_DIR "gallery-medium-53.jpg",
100 const unsigned int NUM_IMAGES = sizeof(IMAGE_PATHS) / sizeof(char*);
102 const unsigned int IMAGE_WIDTH = 256;
103 const unsigned int IMAGE_HEIGHT = 256;
104 const unsigned int NUM_IMAGE_PER_ROW_IN_ATLAS = 8;
106 AlphaFunction ALPHA_FUNCTIONS[] = { AlphaFunctions::Linear,
107 AlphaFunctions::EaseIn,
108 AlphaFunctions::EaseOut };
110 const unsigned int NUM_ALPHA_FUNCTIONS = sizeof(ALPHA_FUNCTIONS) / sizeof(AlphaFunction);
112 const char* ALPHA_FUNCTIONS_TEXT[] = { "Linear",
116 const char* BACKGROUND_IMAGE( "" );
117 const char* TOOLBAR_IMAGE( DALI_IMAGE_DIR "top-bar.png" );
118 const char* EDIT_IMAGE( DALI_IMAGE_DIR "icon-edit.png" );
119 const char* SPIRAL_LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-item-view-layout-spiral.png" );
120 const char* GRID_LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-item-view-layout-grid.png" );
121 const char* DEPTH_LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-item-view-layout-depth.png" );
122 const char* DELETE_IMAGE( DALI_IMAGE_DIR "icon-delete.png" );
123 const char* REPLACE_IMAGE( DALI_IMAGE_DIR "icon-replace.png" );
124 const char* INSERT_IMAGE( DALI_IMAGE_DIR "icon-insert.png" );
125 const char* SELECTED_IMAGE( DALI_IMAGE_DIR "item-select-check.png" );
126 const char* APPLICATION_TITLE( "ItemView" );
128 const char* SPIRAL_LABEL("Spiral");
129 const char* GRID_LABEL("Grid");
130 const char* DEPTH_LABEL("Depth");
132 const char* ITEM_BORDER_IMAGE_PATH( DALI_IMAGE_DIR "frame-128x128.png" );
133 const Vector3 ITEM_BORDER_MARGIN_SIZE(24, 24, 0);
135 // These values depend on the border image
136 const float ITEM_IMAGE_BORDER_LEFT = 13.0f;
137 const float ITEM_IMAGE_BORDER_RIGHT = 13.0f;
138 const float ITEM_IMAGE_BORDER_TOP = 13.0f;
139 const float ITEM_IMAGE_BORDER_BOTTOM = 13.0f;
141 const unsigned int DEPTH_LAYOUT_ROWS_PORTRAIT = 26;
142 const unsigned int DEPTH_LAYOUT_ROWS_LANDSCAPE = 16;
143 const float DEPTH_LAYOUT_TILT_ANGLE_PORTRAIT = 25.0f;
144 const float DEPTH_LAYOUT_TILT_ANGLE_LANDSCAPE = 21.0f;
145 const float DEPTH_LAYOUT_ROW_SPACING_FACTOR = 0.1f;
146 const float DEPTH_LAYOUT_ITEM_SIZE_FACTOR_PORTRAIT = 1.0f;
147 const float DEPTH_LAYOUT_ITEM_SIZE_FACTOR_LANDSCAPE = 0.8f;
148 const float DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_PORTRAIT = 0.2f;
149 const float DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_LANDSCAPE = 0.1f;
151 const float SPIRAL_LAYOUT_REVOLUTION_NUMBER_PORTRAIT = 4.5f;
152 const float SPIRAL_LAYOUT_REVOLUTION_NUMBER_LANDSCAPE = 2.5f;
154 const float DEPTH_LAYOUT_HEIGHT_SCALE = 20.0f;
155 const float MIN_SWIPE_DISTANCE = 15.0f;
156 const float MIN_SWIPE_SPEED = 5.0f;
158 const float SELECTION_BORDER_WIDTH = 3.0f;
159 const float BUTTON_BORDER = -10.0f;
160 const float MENU_OPTION_HEIGHT(140.0f);
161 const float LABEL_TEXT_SIZE_Y = 20.0f;
163 const char* DEFAULT_TEXT_STYLE_FONT_FAMILY("HelveticaNue");
164 const char* DEFAULT_TEXT_STYLE_FONT_STYLE("Regular");
165 const PointSize DEFAULT_TEXT_STYLE_POINT_SIZE( 5.0f );
166 const TextStyle::Weight DEFAULT_TEXT_STYLE_WEIGHT(Dali::TextStyle::MEDIUM);
167 const Vector4 DEFAULT_TEXT_STYLE_COLOR(1.0f, 1.0f, 1.0f, 1.0f);
169 const Vector3 INITIAL_OFFSCREEN_POSITION( 1000.0f, 0, -1000.0f );
171 static Vector3 DepthLayoutItemSizeFunctionPortrait(unsigned int numberOfColumns, float layoutWidth)
173 float width = (layoutWidth / static_cast<float>(numberOfColumns + 1)) * DEPTH_LAYOUT_ITEM_SIZE_FACTOR_PORTRAIT;
176 return Vector3(width, width, width);
179 static Vector3 DepthLayoutItemSizeFunctionLandscape(unsigned int numberOfColumns, float layoutWidth)
181 float width = (layoutWidth / static_cast<float>(numberOfColumns + 1)) * DEPTH_LAYOUT_ITEM_SIZE_FACTOR_LANDSCAPE;
184 return Vector3(width, width, width);
187 static float DepthLayoutBottomMarginFunctionPortrait(float layoutHeight)
189 return layoutHeight * DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_PORTRAIT;
192 static float DepthLayoutBottomMarginFunctionLandscape(float layoutHeight)
194 return layoutHeight * DEPTH_LAYOUT_BOTTOM_MARGIN_FACTOR_LANDSCAPE;
200 * This example shows how to use ItemView UI control.
201 * There are three layouts created for ItemView, i.e., Spiral, Depth and Grid.
202 * There is one button in the upper-left corner for quitting the application and
203 * another button in the upper-right corner for switching between different layouts.
205 class ItemViewExample : public ConnectionTracker, public ItemFactory
223 * @param application class, stored as reference
225 ItemViewExample( Application& application )
226 : mApplication( application ),
227 mMode( MODE_NORMAL ),
230 mCurrentLayout( SPIRAL_LAYOUT ),
231 mDurationSeconds( 1.0f ),
232 mAlphaFuncIndex( 0u )
234 // Connect to the Application's Init signal
235 mApplication.InitSignal().Connect(this, &ItemViewExample::OnInit);
239 * This method gets called once the main loop of application is up and running
241 void OnInit(Application& app)
243 Stage stage = Dali::Stage::GetCurrent();
244 stage.KeyEventSignal().Connect(this, &ItemViewExample::OnKeyEvent);
246 Vector2 stageSize = Stage::GetCurrent().GetSize();
248 // Create a border image shared by all the item actors
249 mBorderImage = ResourceImage::New(ITEM_BORDER_IMAGE_PATH);
251 // Creates a default view with a default tool bar.
252 // The view is added to the stage.
253 Layer contents = DemoHelper::CreateView( mApplication,
260 mView.OrientationAnimationStartedSignal().Connect( this, &ItemViewExample::OnOrientationChanged );
262 // Create an edit mode button. (left of toolbar)
263 Toolkit::PushButton editButton = Toolkit::PushButton::New();
264 editButton.SetBackgroundImage( ResourceImage::New( EDIT_IMAGE ) );
265 editButton.ClickedSignal().Connect( this, &ItemViewExample::OnModeButtonClicked);
266 editButton.SetLeaveRequired( true );
267 mToolBar.AddControl( editButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalLeft, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
269 // Create a layout toggle button. (right of toolbar)
270 mLayoutButton = Toolkit::PushButton::New();
271 mLayoutButton.SetBackgroundImage( ResourceImage::New( SPIRAL_LAYOUT_IMAGE ) );
272 mLayoutButton.ClickedSignal().Connect( this, &ItemViewExample::OnLayoutButtonClicked);
273 mLayoutButton.SetLeaveRequired( true );
274 mToolBar.AddControl( mLayoutButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
276 // Create a delete button (bottom right of screen)
277 mDeleteButton = Toolkit::PushButton::New();
278 mDeleteButton.SetParentOrigin(ParentOrigin::BOTTOM_RIGHT);
279 mDeleteButton.SetAnchorPoint(AnchorPoint::BOTTOM_RIGHT);
280 mDeleteButton.SetPosition( BUTTON_BORDER, BUTTON_BORDER );
281 mDeleteButton.SetDrawMode( DrawMode::OVERLAY );
282 mDeleteButton.SetButtonImage( ResourceImage::New( DELETE_IMAGE ) );
283 mDeleteButton.SetBackgroundImage( ResourceImage::New( TOOLBAR_IMAGE ) );
284 mDeleteButton.SetSize( Vector2( stageSize.width * 0.15f, stageSize.width * 0.15f ) );
285 mDeleteButton.ClickedSignal().Connect( this, &ItemViewExample::OnDeleteButtonClicked);
286 mDeleteButton.SetLeaveRequired( true );
287 mDeleteButton.SetVisible( false );
288 stage.Add( mDeleteButton );
290 // Create an insert button (bottom right of screen)
291 mInsertButton = Toolkit::PushButton::New();
292 mInsertButton.SetParentOrigin(ParentOrigin::BOTTOM_RIGHT);
293 mInsertButton.SetAnchorPoint(AnchorPoint::BOTTOM_RIGHT);
294 mInsertButton.SetPosition( BUTTON_BORDER, BUTTON_BORDER );
295 mInsertButton.SetDrawMode( DrawMode::OVERLAY );
296 mInsertButton.SetButtonImage( ResourceImage::New( INSERT_IMAGE ) );
297 mInsertButton.SetBackgroundImage( ResourceImage::New( TOOLBAR_IMAGE ) );
298 mInsertButton.SetSize( stageSize.width * 0.15f, stageSize.width * 0.15f );
299 mInsertButton.ClickedSignal().Connect( this, &ItemViewExample::OnInsertButtonClicked);
300 mInsertButton.SetLeaveRequired( true );
301 mInsertButton.SetVisible( false );
302 stage.Add( mInsertButton );
304 // Create an replace button (bottom right of screen)
305 mReplaceButton = Toolkit::PushButton::New();
306 mReplaceButton.SetParentOrigin(ParentOrigin::BOTTOM_RIGHT);
307 mReplaceButton.SetAnchorPoint(AnchorPoint::BOTTOM_RIGHT);
308 mReplaceButton.SetPosition( BUTTON_BORDER, BUTTON_BORDER );
309 mReplaceButton.SetDrawMode( DrawMode::OVERLAY );
310 mReplaceButton.SetButtonImage( ResourceImage::New( REPLACE_IMAGE ) );
311 mReplaceButton.SetBackgroundImage( ResourceImage::New( TOOLBAR_IMAGE ) );
312 mReplaceButton.SetSize( stageSize.width * 0.15f, stageSize.width * 0.15f );
313 mReplaceButton.ClickedSignal().Connect( this, &ItemViewExample::OnReplaceButtonClicked);
314 mReplaceButton.SetLeaveRequired( true );
315 mReplaceButton.SetVisible( false );
316 stage.Add( mReplaceButton );
318 // Create the item view actor
319 mImageAtlas = CreateImageAtlas();
320 mItemView = ItemView::New(*this);
321 mItemView.SetRelayoutEnabled( false );
322 mItemView.SetParentOrigin(ParentOrigin::CENTER);
323 mItemView.SetAnchorPoint(AnchorPoint::CENTER);
325 // Display item view on the stage
326 stage.Add( mItemView );
328 // Create the layouts
329 mSpiralLayout = SpiralLayout::New();
330 mDepthLayout = DepthLayout::New();
331 mGridLayout = GridLayout::New();
333 // Add the layouts to item view
334 mItemView.AddLayout(*mSpiralLayout);
335 mItemView.AddLayout(*mDepthLayout);
336 mItemView.AddLayout(*mGridLayout);
338 mItemView.SetMinimumSwipeDistance(MIN_SWIPE_DISTANCE);
339 mItemView.SetMinimumSwipeSpeed(MIN_SWIPE_SPEED);
341 // Activate the spiral layout
342 UseLayout(mCurrentLayout, 0.0f);
343 mItemView.SetKeyboardFocusable( true );
344 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &ItemViewExample::OnKeyboardPreFocusChange );
346 // Set the title and icon to the current layout
350 // Store one 1x1 white image for multiple items to share for backgrounds:
351 mWhiteImage = BufferImage::WHITE();
354 Actor OnKeyboardPreFocusChange( Actor current, Actor proposed, Control::KeyboardFocusNavigationDirection direction )
356 if ( !current && !proposed )
365 * Switch to a different item view layout
367 void UseLayout(int layoutId, float duration)
369 // Set the new orientation to the layout
370 mItemView.GetLayout(layoutId)->SetOrientation(static_cast<ControlOrientation::Type>(mOrientation / 90));
372 Vector2 stageSize = Stage::GetCurrent().GetSize();
374 if(layoutId == SPIRAL_LAYOUT)
376 mSpiralLayout->SetRevolutionDistance(stageSize.height / Stage::GetCurrent().GetDpi().y * 45.0f);
379 if(layoutId == GRID_LAYOUT)
381 // Set up the grid layout according to the new orientation
382 float layoutWidth = Toolkit::IsHorizontal(mGridLayout->GetOrientation()) ? stageSize.height : stageSize.width;
383 float gridItemSize = (layoutWidth / mGridLayout->GetNumberOfColumns()) * 0.5f;
384 mGridLayout->SetScrollSpeedFactor(mGridLayout->GetNumberOfColumns() / gridItemSize);
386 float toolbarHeight = mToolBar.GetCurrentSize().y;
387 mGridLayout->SetTopMargin(toolbarHeight + mGridLayout->GetRowSpacing());
390 if(layoutId == DEPTH_LAYOUT)
392 // Set up the depth layout according to the new orientation
393 if(Toolkit::IsVertical(mDepthLayout->GetOrientation()))
395 mDepthLayout->SetRowSpacing(stageSize.height * DEPTH_LAYOUT_ROW_SPACING_FACTOR);
396 mDepthLayout->SetNumberOfRows(DEPTH_LAYOUT_ROWS_PORTRAIT);
397 mDepthLayout->SetTiltAngle( Degree( DEPTH_LAYOUT_TILT_ANGLE_PORTRAIT - mDepthLayout->GetNumberOfColumns() ) );
398 mDepthLayout->SetItemSizeFunction(DepthLayoutItemSizeFunctionPortrait);
399 mDepthLayout->SetBottomMarginFunction(DepthLayoutBottomMarginFunctionPortrait);
403 mDepthLayout->SetRowSpacing(stageSize.width * DEPTH_LAYOUT_ROW_SPACING_FACTOR);
404 mDepthLayout->SetNumberOfRows(DEPTH_LAYOUT_ROWS_LANDSCAPE);
405 mDepthLayout->SetTiltAngle( Degree( DEPTH_LAYOUT_TILT_ANGLE_LANDSCAPE - mDepthLayout->GetNumberOfColumns() ) );
406 mDepthLayout->SetItemSizeFunction(DepthLayoutItemSizeFunctionLandscape);
407 mDepthLayout->SetBottomMarginFunction(DepthLayoutBottomMarginFunctionLandscape);
411 // Enable anchoring for depth layout only
412 mItemView.SetAnchoring(layoutId == DEPTH_LAYOUT);
414 // Activate the layout
415 mItemView.ActivateLayout(layoutId, Vector3(stageSize.x, stageSize.y, stageSize.x), duration);
419 * Orientation changed signal callback
422 void OnOrientationChanged( View view, Animation& animation, const Orientation& orientation )
424 const unsigned int angle = orientation.GetDegrees();
426 // If orientation really changed
427 if( mOrientation != angle )
429 // Remember orientation
430 mOrientation = angle;
432 UseLayout(mCurrentLayout, mDurationSeconds);
436 bool OnLayoutButtonClicked( Toolkit::Button button )
438 // Switch to the next layout
439 mCurrentLayout = (mCurrentLayout + 1) % mItemView.GetLayoutCount();
441 UseLayout(mCurrentLayout, mDurationSeconds);
449 bool OnModeButtonClicked( Toolkit::Button button )
456 void SwitchToNextMode()
463 mMode = MODE_REMOVE_MANY;
464 EnterRemoveManyMode();
468 case MODE_REMOVE_MANY:
470 ExitRemoveManyMode();
479 mMode = MODE_INSERT_MANY;
480 EnterInsertManyMode();
484 case MODE_INSERT_MANY:
486 ExitInsertManyMode();
487 mMode = MODE_REPLACE;
495 mMode = MODE_REPLACE_MANY;
496 EnterReplaceManyMode();
500 case MODE_REPLACE_MANY:
502 ExitReplaceManyMode();
518 void EnterRemoveMode()
520 SetTitle("Edit: Remove");
522 mTapDetector = TapGestureDetector::New();
524 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
526 mTapDetector.Attach(mItemView.GetChildAt(i));
529 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::RemoveOnTap );
532 void ExitRemoveMode()
534 mTapDetector.Reset();
537 void RemoveOnTap( Actor actor, const TapGesture& tap )
539 mItemView.RemoveItem( mItemView.GetItemId(actor), 0.5f );
542 void EnterRemoveManyMode()
544 SetTitle("Edit: Remove Many");
546 mDeleteButton.SetVisible( true );
548 mTapDetector = TapGestureDetector::New();
550 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
552 Actor child = mItemView.GetChildAt( i );
553 Actor box = child.FindChildByName( "CheckBox" );
557 mTapDetector.Attach( child );
558 box.SetVisible( true );
562 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::SelectOnTap );
565 void ExitRemoveManyMode()
567 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
569 Actor child = mItemView.GetChildAt( i );
570 Actor box = child.FindChildByName( "CheckBox" );
574 box.SetVisible( false );
576 Actor tick = box.FindChildByName( "Tick" );
579 tick.SetVisible( false );
584 mTapDetector.Reset();
586 mDeleteButton.SetVisible( false );
589 void SelectOnTap( Actor actor, const TapGesture& tap )
591 Actor tick = actor.FindChildByName( "Tick" );
594 tick.SetVisible( !tick.IsVisible() );
598 bool OnDeleteButtonClicked( Toolkit::Button button )
600 ItemIdContainer removeList;
602 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
604 Actor child = mItemView.GetChildAt( i );
605 Actor tick = child.FindChildByName( "Tick" );
607 if( tick && tick.IsVisible() )
609 removeList.push_back( mItemView.GetItemId(child) );
613 if( ! removeList.empty() )
615 mItemView.RemoveItems( removeList, 0.5f );
621 void EnterInsertMode()
623 SetTitle("Edit: Insert");
625 mTapDetector = TapGestureDetector::New();
627 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
629 mTapDetector.Attach( mItemView.GetChildAt(i) );
632 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::InsertOnTap );
635 void ExitInsertMode()
637 mTapDetector.Reset();
640 void InsertOnTap( Actor actor, const TapGesture& tap )
642 ItemId id = mItemView.GetItemId( actor );
644 Actor newActor = NewItem( rand() );
646 mItemView.InsertItem( Item(id,newActor), 0.5f );
649 void EnterInsertManyMode()
651 SetTitle("Edit: Insert Many");
653 mInsertButton.SetVisible( true );
655 mTapDetector = TapGestureDetector::New();
657 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
659 Actor child = mItemView.GetChildAt( i );
660 Actor box = child.FindChildByName( "CheckBox" );
664 mTapDetector.Attach( child );
665 box.SetVisible( true );
669 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::SelectOnTap );
672 void ExitInsertManyMode()
674 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
676 Actor child = mItemView.GetChildAt( i );
677 Actor box = child.FindChildByName( "CheckBox" );
681 box.SetVisible( false );
683 Actor tick = box.FindChildByName( "Tick" );
686 tick.SetVisible( false );
691 mTapDetector.Reset();
693 mInsertButton.SetVisible( false );
696 bool OnInsertButtonClicked( Toolkit::Button button )
698 ItemContainer insertList;
700 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
702 Actor child = mItemView.GetChildAt( i );
703 Actor tick = child.FindChildByName( "Tick" );
705 if( tick && tick.IsVisible() )
707 insertList.push_back( Item( mItemView.GetItemId(child), NewItem(rand()) ) );
711 if( ! insertList.empty() )
713 mItemView.InsertItems( insertList, 0.5f );
719 void EnterReplaceMode()
721 SetTitle("Edit: Replace");
723 mTapDetector = TapGestureDetector::New();
725 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
727 mTapDetector.Attach(mItemView.GetChildAt(i));
730 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::ReplaceOnTap );
733 void ReplaceOnTap( Actor actor, const TapGesture& tap )
735 mItemView.ReplaceItem( Item( mItemView.GetItemId(actor), NewItem(rand()) ), 0.5f );
738 void ExitReplaceMode()
740 mTapDetector.Reset();
743 void EnterReplaceManyMode()
745 SetTitle("Edit: Replace Many");
747 mReplaceButton.SetVisible( true );
749 mTapDetector = TapGestureDetector::New();
751 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
753 Actor child = mItemView.GetChildAt( i );
754 Actor box = child.FindChildByName( "CheckBox" );
758 mTapDetector.Attach( child );
759 box.SetVisible( true );
763 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::SelectOnTap );
766 void ExitReplaceManyMode()
768 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
770 Actor child = mItemView.GetChildAt( i );
771 Actor box = child.FindChildByName( "CheckBox" );
775 box.SetVisible( false );
777 Actor tick = box.FindChildByName( "Tick" );
780 tick.SetVisible( false );
785 mTapDetector.Reset();
787 mReplaceButton.SetVisible( false );
790 bool OnReplaceButtonClicked( Toolkit::Button button )
792 ItemContainer replaceList;
794 for( unsigned int i = 0u; i < mItemView.GetChildCount(); ++i )
796 Actor child = mItemView.GetChildAt( i );
797 Actor tick = child.FindChildByName( "Tick" );
799 if( tick && tick.IsVisible() )
801 replaceList.push_back( Item( mItemView.GetItemId(child), NewItem(rand()) ) );
805 if( ! replaceList.empty() )
807 mItemView.ReplaceItems( replaceList, 0.5f );
813 void SetLayoutTitle()
815 if( MODE_NORMAL == mMode )
817 std::stringstream ss(APPLICATION_TITLE);
818 switch(mCurrentLayout)
821 ss << APPLICATION_TITLE << ": " << SPIRAL_LABEL;
824 ss << APPLICATION_TITLE << ": " << GRID_LABEL;
827 ss << APPLICATION_TITLE << ": " << DEPTH_LABEL;
836 void SetLayoutImage()
840 switch( mCurrentLayout )
844 mLayoutButton.SetBackgroundImage( ResourceImage::New( SPIRAL_LAYOUT_IMAGE ) );
850 mLayoutButton.SetBackgroundImage( ResourceImage::New( GRID_LAYOUT_IMAGE ) );
856 mLayoutButton.SetBackgroundImage( ResourceImage::New( DEPTH_LAYOUT_IMAGE ) );
866 public: // From ItemFactory
869 * Query the number of items available from the factory.
870 * The maximum available item has an ID of GetNumberOfItems() - 1.
872 virtual unsigned int GetNumberOfItems()
874 return NUM_IMAGES * 10;
878 * Create an Actor to represent a visible item.
880 * @return the created actor.
882 virtual Actor NewItem(unsigned int itemId)
884 // Create an image actor for this item
885 unsigned int imageId = itemId % NUM_IMAGES;
886 ImageActor::PixelArea pixelArea( (imageId%NUM_IMAGE_PER_ROW_IN_ATLAS)*IMAGE_WIDTH,
887 (imageId/NUM_IMAGE_PER_ROW_IN_ATLAS)*IMAGE_HEIGHT,
890 Actor actor = ImageActor::New(mImageAtlas, pixelArea);
891 actor.SetPosition( INITIAL_OFFSCREEN_POSITION );
893 // Add a border image child actor
894 ImageActor borderActor = ImageActor::New(mBorderImage);
895 borderActor.SetParentOrigin( ParentOrigin::CENTER );
896 borderActor.SetAnchorPoint( AnchorPoint::CENTER );
897 borderActor.SetPosition( 0.f, 0.f, 1.f );
898 borderActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
899 borderActor.SetNinePatchBorder( Vector4( ITEM_IMAGE_BORDER_LEFT, ITEM_IMAGE_BORDER_TOP, ITEM_IMAGE_BORDER_RIGHT, ITEM_IMAGE_BORDER_BOTTOM ) );
900 borderActor.SetColorMode( USE_OWN_MULTIPLY_PARENT_COLOR ); // darken with parent image-actor
901 borderActor.SetResizePolicy( SIZE_FIXED_OFFSET_FROM_PARENT, ALL_DIMENSIONS );
902 borderActor.SetSizeModeFactor( ITEM_BORDER_MARGIN_SIZE );
903 actor.Add(borderActor);
904 actor.SetKeyboardFocusable( true );
906 Vector3 spiralItemSize;
907 static_cast<ItemLayout&>(*mSpiralLayout).GetItemSize( 0u, Vector3( Stage::GetCurrent().GetSize() ), spiralItemSize );
909 // Add a checkbox child actor; invisible until edit-mode is enabled
911 ImageActor checkbox = ImageActor::New( mWhiteImage );
912 checkbox.SetRelayoutEnabled( false );
913 checkbox.SetName( "CheckBox" );
914 checkbox.SetColor( Vector4(0.0f,0.0f,0.0f,0.6f) );
915 checkbox.SetParentOrigin( ParentOrigin::TOP_RIGHT );
916 checkbox.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
917 checkbox.SetSize( spiralItemSize.width * 0.2f, spiralItemSize.width * 0.2f );
918 checkbox.SetPosition( -SELECTION_BORDER_WIDTH, SELECTION_BORDER_WIDTH );
919 checkbox.SetZ( 1.0f );
920 if( MODE_REMOVE_MANY != mMode &&
921 MODE_INSERT_MANY != mMode &&
922 MODE_REPLACE_MANY != mMode )
924 checkbox.SetVisible( false );
926 actor.Add( checkbox );
928 ImageActor tick = ImageActor::New( ResourceImage::New(SELECTED_IMAGE) );
929 tick.SetRelayoutEnabled( false );
930 tick.SetColorMode( USE_OWN_COLOR );
931 tick.SetName( "Tick" );
932 tick.SetParentOrigin( ParentOrigin::TOP_RIGHT );
933 tick.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
934 tick.SetSize( spiralItemSize.width * 0.2f, spiralItemSize.width * 0.2f );
936 tick.SetVisible( false );
937 checkbox.Add( tick );
939 // Connect new items for various editing modes
942 mTapDetector.Attach( actor );
951 * Create an Atlas to tile the images inside.
953 Atlas CreateImageAtlas()
955 const unsigned int atlas_width = IMAGE_WIDTH*NUM_IMAGE_PER_ROW_IN_ATLAS;
956 const unsigned int atlas_height = IMAGE_HEIGHT*ceil( static_cast<float>(NUM_IMAGES)/ static_cast<float>(NUM_IMAGE_PER_ROW_IN_ATLAS));
957 Atlas atlas = Atlas::New(atlas_width, atlas_height, Pixel::RGB888);
959 for( unsigned int i = 0; i < NUM_IMAGES; i++ )
961 atlas.Upload( IMAGE_PATHS[i], (i%NUM_IMAGE_PER_ROW_IN_ATLAS)*IMAGE_WIDTH, (i/NUM_IMAGE_PER_ROW_IN_ATLAS)*IMAGE_HEIGHT );
968 * Sets/Updates the title of the View
969 * @param[in] title The new title for the view.
971 void SetTitle(const std::string& title)
975 mTitleActor = TextView::New();
976 // Add title to the tool bar.
977 mToolBar.AddControl( mTitleActor, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarTitlePercentage, Alignment::HorizontalCenter );
980 Font font = Font::New();
981 mTitleActor.SetText( title );
982 mTitleActor.SetSize( font.MeasureText( title ) );
983 mTitleActor.SetStyleToCurrentText(DemoHelper::GetDefaultTextStyle());
988 Stage stage = Stage::GetCurrent();
989 const float popupWidth = stage.GetSize().x * 0.75f;
991 mMenu = Toolkit::Popup::New();
992 mMenu.SetParentOrigin( ParentOrigin::BOTTOM_LEFT );
993 mMenu.SetAnchorPoint( AnchorPoint::BOTTOM_LEFT );
994 mMenu.SetSize( popupWidth, MENU_OPTION_HEIGHT * 2 );
995 mMenu.OutsideTouchedSignal().Connect( this, &ItemViewExample::HideMenu );
997 TableView tableView = TableView::New( 0, 0 );
998 tableView.SetResizePolicy( FILL_TO_PARENT, ALL_DIMENSIONS );
999 mMenu.Add( tableView );
1001 Slider slider = Slider::New();
1002 slider.SetProperty( Slider::Property::LOWER_BOUND, 0.0f );
1003 slider.SetProperty( Slider::Property::UPPER_BOUND, 3.0f );
1004 slider.SetProperty( Slider::Property::VALUE, mDurationSeconds );
1005 slider.SetProperty( Slider::Property::VALUE_PRECISION, 2 );
1006 slider.SetProperty( Slider::Property::SHOW_POPUP, true );
1007 slider.SetResizePolicy( FILL_TO_PARENT, ALL_DIMENSIONS );
1008 slider.ValueChangedSignal().Connect( this, &ItemViewExample::SliderValueChange );
1009 tableView.AddChild( slider, TableView::CellPosition( 0, 0 ) );
1011 TextStyle defaultTextStyle;
1012 defaultTextStyle.SetFontName(DEFAULT_TEXT_STYLE_FONT_FAMILY);
1013 defaultTextStyle.SetFontStyle(DEFAULT_TEXT_STYLE_FONT_STYLE);
1014 defaultTextStyle.SetFontPointSize(DEFAULT_TEXT_STYLE_POINT_SIZE);
1015 defaultTextStyle.SetWeight(DEFAULT_TEXT_STYLE_WEIGHT);
1016 defaultTextStyle.SetTextColor(DEFAULT_TEXT_STYLE_COLOR);
1018 TextView text = TextView::New( "Duration" );
1019 text.SetAnchorPoint( ParentOrigin::TOP_LEFT );
1020 text.SetParentOrigin( ParentOrigin::TOP_LEFT );
1021 text.SetTextAlignment( Dali::Toolkit::Alignment::HorizontalLeft );
1022 text.SetStyleToCurrentText( defaultTextStyle );
1023 text.SetResizePolicy( FILL_TO_PARENT, WIDTH );
1024 text.SetSize( 0.0f, LABEL_TEXT_SIZE_Y );
1028 Actor textContainer = Actor::New();
1029 textContainer.SetRelayoutEnabled( true );
1030 textContainer.SetResizePolicy( FILL_TO_PARENT, ALL_DIMENSIONS );
1031 mAlphaFunctionText = TextView::New( ALPHA_FUNCTIONS_TEXT[mAlphaFuncIndex] );
1032 mAlphaFunctionText.SetAnchorPoint( ParentOrigin::CENTER );
1033 mAlphaFunctionText.SetParentOrigin( ParentOrigin::CENTER );
1034 mAlphaFunctionText.SetTextAlignment( Toolkit::Alignment::VerticalCenter );
1035 textContainer.Add( mAlphaFunctionText );
1036 tableView.AddChild( textContainer, TableView::CellPosition( 1, 0 ) );
1038 mTapDetector = TapGestureDetector::New();
1039 mTapDetector.Attach(mAlphaFunctionText);
1040 mTapDetector.DetectedSignal().Connect( this, &ItemViewExample::ChangeAlphaFunctionOnTap );
1042 text = TextView::New( "Alpha Function" );
1043 text.SetAnchorPoint( ParentOrigin::TOP_LEFT );
1044 text.SetParentOrigin( ParentOrigin::TOP_LEFT );
1045 text.SetTextAlignment( Dali::Toolkit::Alignment::HorizontalLeft );
1046 text.SetStyleToCurrentText( defaultTextStyle );
1047 text.SetResizePolicy( FILL_TO_PARENT, WIDTH );
1048 text.SetSize( 0.0f, LABEL_TEXT_SIZE_Y );
1049 textContainer.Add( text );
1051 mMenu.MarkDirtyForRelayout();
1056 bool SliderValueChange( Toolkit::Slider slider, float value )
1058 mDurationSeconds = value;
1063 void ChangeAlphaFunctionOnTap( Actor actor, const TapGesture& tap )
1065 if( NUM_ALPHA_FUNCTIONS <= ++mAlphaFuncIndex )
1067 mAlphaFuncIndex = 0;
1070 if( mAlphaFunctionText )
1072 mAlphaFunctionText.SetText( ALPHA_FUNCTIONS_TEXT[mAlphaFuncIndex] );
1077 mItemView.GetActiveLayout()->SetAlphaFunction( ALPHA_FUNCTIONS[mAlphaFuncIndex] );
1083 mTapDetector.Reset();
1095 * Main key event handler
1097 void OnKeyEvent(const KeyEvent& event)
1099 if(event.state == KeyEvent::Down)
1101 if( IsKey( event, DALI_KEY_MENU ) )
1112 else if( IsKey( event, DALI_KEY_ESCAPE) || IsKey( event, DALI_KEY_BACK ) )
1120 mApplication.Quit();
1128 Application& mApplication;
1132 Toolkit::View mView;
1133 unsigned int mOrientation;
1135 Toolkit::ToolBar mToolBar;
1136 TextView mTitleActor; ///< The Toolbar's Title.
1141 unsigned int mCurrentLayout;
1142 float mDurationSeconds;
1144 SpiralLayoutPtr mSpiralLayout;
1145 DepthLayoutPtr mDepthLayout;
1146 GridLayoutPtr mGridLayout;
1148 Toolkit::Popup mMenu;
1150 TapGestureDetector mTapDetector;
1151 Toolkit::PushButton mLayoutButton;
1152 Toolkit::PushButton mDeleteButton;
1153 Toolkit::PushButton mInsertButton;
1154 Toolkit::PushButton mReplaceButton;
1156 unsigned int mAlphaFuncIndex;
1157 TextView mAlphaFunctionText;
1158 BufferImage mWhiteImage;
1161 void RunTest(Application& app)
1163 ItemViewExample test(app);
1168 int main(int argc, char **argv)
1170 Application app = Application::New(&argc, &argv);