2 * Copyright (c) 2019 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.
19 #include "dali-table-view.h"
23 #include <dali/devel-api/images/distance-field.h>
24 #include <dali-toolkit/devel-api/shader-effects/alpha-discard-effect.h>
25 #include <dali-toolkit/devel-api/shader-effects/distance-field-effect.h>
26 #include <dali-toolkit/dali-toolkit.h>
27 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
30 #include "shared/execute-process.h"
31 #include "shared/utility.h"
32 #include "shared/view.h"
35 using namespace Dali::Toolkit;
37 ///////////////////////////////////////////////////////////////////////////////
42 const std::string LOGO_PATH( DEMO_IMAGE_DIR "Logo-for-demo.png" );
44 // Keyboard focus effect constants.
45 const float KEYBOARD_FOCUS_ANIMATION_DURATION = 1.0f; ///< The total duration of the keyboard focus animation
46 const int32_t KEYBOARD_FOCUS_ANIMATION_LOOP_COUNT = 5; ///< The number of loops for the keyboard focus animation
47 const float KEYBOARD_FOCUS_FINAL_SCALE_FLOAT = 1.05f; ///< The final scale of the focus highlight
48 const float KEYBOARD_FOCUS_ANIMATED_SCALE_FLOAT = 1.18f; ///< The scale of the focus highlight during the animation
49 const float KEYBOARD_FOCUS_FINAL_ALPHA = 0.7f; ///< The final alpha of the focus highlight
50 const float KEYBOARD_FOCUS_ANIMATING_ALPHA = 0.0f; ///< The alpha of the focus highlight during the animation
51 const float KEYBOARD_FOCUS_FADE_PERCENTAGE = 0.16f; ///< The duration of the fade (from translucent to the final-alpha) as a percentage of the overall animation duration
52 const Vector3 KEYBOARD_FOCUS_FINAL_SCALE( KEYBOARD_FOCUS_FINAL_SCALE_FLOAT, KEYBOARD_FOCUS_FINAL_SCALE_FLOAT, KEYBOARD_FOCUS_FINAL_SCALE_FLOAT ); ///< @see KEYBOARD_FOCUS_START_SCALE_FLOAT
53 const Vector3 FOCUS_INDICATOR_ANIMATING_SCALE( KEYBOARD_FOCUS_ANIMATED_SCALE_FLOAT, KEYBOARD_FOCUS_ANIMATED_SCALE_FLOAT, KEYBOARD_FOCUS_ANIMATED_SCALE_FLOAT ); ///< @see KEYBOARD_FOCUS_END_SCALE_FLOAT
54 const float KEYBOARD_FOCUS_MID_KEY_FRAME_TIME = KEYBOARD_FOCUS_ANIMATION_DURATION - ( KEYBOARD_FOCUS_ANIMATION_DURATION * KEYBOARD_FOCUS_FADE_PERCENTAGE ); ///< Time of the mid key-frame
56 const float TILE_LABEL_PADDING = 8.0f; ///< Border between edge of tile and the example text
57 const float BUTTON_PRESS_ANIMATION_TIME = 0.35f; ///< Time to perform button scale effect.
58 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
59 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
60 const int EXAMPLES_PER_ROW = 3;
61 const int ROWS_PER_PAGE = 3;
62 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
63 const float LOGO_MARGIN_RATIO = 0.1f / 0.3f;
64 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
65 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
66 const Vector3 TABLE_RELATIVE_SIZE(0.95f, 0.9f, 0.8f ); ///< TableView's relative size to the entire stage. The Y value means sum of the logo and table relative heights.
67 const float STENCIL_RELATIVE_SIZE = 1.0f;
69 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
70 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
71 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
73 const char * const BUBBLE_COLOR_STYLE_NAME[] =
80 const int NUMBER_OF_BUBBLE_COLORS( sizeof( BUBBLE_COLOR_STYLE_NAME ) / sizeof( BUBBLE_COLOR_STYLE_NAME[ 0 ] ) );
82 const char * const SHAPE_IMAGE_TABLE[] =
84 DEMO_IMAGE_DIR "shape-circle.png",
85 DEMO_IMAGE_DIR "shape-bubble.png"
87 const int NUMBER_OF_SHAPE_IMAGES( sizeof( SHAPE_IMAGE_TABLE ) / sizeof( SHAPE_IMAGE_TABLE[0] ) );
89 const int NUM_BACKGROUND_IMAGES = 18;
90 const float BACKGROUND_SPREAD_SCALE = 1.5f;
92 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
94 const float BUBBLE_MIN_Z = -1.0;
95 const float BUBBLE_MAX_Z = 0.0f;
97 const char * const DEMO_BUILD_DATE = __DATE__ " " __TIME__;
100 * Creates the background image
102 Control CreateBackground( std::string stylename )
104 Control background = Control::New();
105 Stage::GetCurrent().Add( background );
106 background.SetStyleName( stylename );
107 background.SetName( "BACKGROUND" );
108 background.SetAnchorPoint( AnchorPoint::CENTER );
109 background.SetParentOrigin( ParentOrigin::CENTER );
110 background.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
115 * Constraint to return a position for a bubble based on the scroll value and vertical wrapping
117 struct AnimateBubbleConstraint
120 AnimateBubbleConstraint( const Vector3& initialPos, float scale )
121 : mInitialX( initialPos.x ),
126 void operator()( Vector3& position, const PropertyInputContainer& inputs )
128 const Vector3& parentSize = inputs[1]->GetVector3();
129 const Vector3& childSize = inputs[2]->GetVector3();
131 // Wrap bubbles vertically.
132 float range = parentSize.y + childSize.y;
133 // This performs a float mod (we don't use fmod as we want the arithmetic modulus as opposed to the remainder).
134 position.y -= range * ( floor( position.y / range ) + 0.5f );
136 // Bubbles X position moves parallax to horizontal
137 // panning by a scale factor unique to each bubble.
138 position.x = mInitialX + ( inputs[0]->GetVector2().x * mScale );
147 * Constraint to precalculate values from the scroll-view
148 * and tile positions to pass to the tile shader.
150 struct TileShaderPositionConstraint
152 TileShaderPositionConstraint( float pageWidth, float tileXOffset )
153 : mPageWidth( pageWidth ),
154 mTileXOffset( tileXOffset )
158 void operator()( Vector3& position, const PropertyInputContainer& inputs )
160 // Set up position.x as the tiles X offset (0.0 -> 1.0).
161 position.x = mTileXOffset;
162 // Set up position.z as the linear scroll-view X offset (0.0 -> 1.0).
163 position.z = 1.0f * ( -fmod( inputs[0]->GetVector2().x, mPageWidth ) / mPageWidth );
164 // Set up position.y as a rectified version of the scroll-views X offset.
165 // IE. instead of 0.0 -> 1.0, it moves between 0.0 -> 0.5 -> 0.0 within the same span.
166 if( position.z > 0.5f )
168 position.y = 1.0f - position.z;
172 position.y = position.z;
181 bool CompareByTitle( const Example& lhs, const Example& rhs )
183 return lhs.title < rhs.title;
188 DaliTableView::DaliTableView( Application& application )
189 : mApplication( application ),
202 mBackgroundAnimations(),
207 mSortAlphabetically( false ),
208 mBackgroundAnimsPlaying( false )
210 application.InitSignal().Connect( this, &DaliTableView::Initialize );
213 DaliTableView::~DaliTableView()
217 void DaliTableView::AddExample( Example example )
219 mExampleList.push_back( example );
222 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
224 mSortAlphabetically = sortAlphabetically;
227 void DaliTableView::Initialize( Application& application )
229 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
230 const Vector2 stageSize = Stage::GetCurrent().GetSize();
233 mRootActor = CreateBackground( "LauncherBackground" );
234 Stage::GetCurrent().Add( mRootActor );
237 ImageView logo = ImageView::New( LOGO_PATH );
238 logo.SetName( "LOGO_IMAGE" );
239 logo.SetAnchorPoint( AnchorPoint::TOP_CENTER );
240 logo.SetParentOrigin( Vector3( 0.5f, 0.1f, 0.5f ) );
241 logo.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
242 // The logo should appear on top of everything.
243 logo.SetDrawMode( DrawMode::OVERLAY_2D );
244 mRootActor.Add( logo );
246 // Show version in a popup when log is tapped
247 mLogoTapDetector = TapGestureDetector::New();
248 mLogoTapDetector.Attach( logo );
249 mLogoTapDetector.DetectedSignal().Connect( this, &DaliTableView::OnLogoTapped );
251 // Scrollview occupying the majority of the screen
252 mScrollView = ScrollView::New();
253 mScrollView.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
254 mScrollView.SetParentOrigin( Vector3( 0.5f, 1.0f - 0.05f, 0.5f ) );
255 mScrollView.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
256 mScrollView.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::HEIGHT );
257 mScrollView.SetSizeModeFactor( Vector3( 0.0f, 0.6f, 0.0f ) );
259 const float buttonsPageMargin = ( 1.0f - TABLE_RELATIVE_SIZE.x ) * 0.5f * stageSize.width;
260 mScrollView.SetPadding( Padding( buttonsPageMargin, buttonsPageMargin, 0.0f, 0.0f ) );
262 mScrollView.SetAxisAutoLock( true );
263 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
264 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
265 mScrollView.TouchSignal().Connect( this, &DaliTableView::OnScrollTouched );
267 mPageWidth = stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f;
269 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
270 Actor bubbleContainer = Actor::New();
271 bubbleContainer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
272 bubbleContainer.SetAnchorPoint( AnchorPoint::CENTER );
273 bubbleContainer.SetParentOrigin( ParentOrigin::CENTER );
274 SetupBackground( bubbleContainer );
276 mRootActor.Add( bubbleContainer );
277 mRootActor.Add( mScrollView );
279 // Add scroll view effect and setup constraints on pages
280 ApplyScrollViewEffect();
282 // Add pages and tiles
285 // Remove constraints for inner cube effect
286 ApplyCubeEffectToPages();
288 Dali::Window winHandle = application.GetWindow();
290 if( stageSize.width <= stageSize.height )
292 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
293 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
294 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
295 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
299 winHandle.AddAvailableOrientation( Dali::Window::LANDSCAPE );
300 winHandle.RemoveAvailableOrientation( Dali::Window::PORTRAIT );
301 winHandle.AddAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
302 winHandle.RemoveAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
305 // Set initial orientation
306 unsigned int degrees = 0;
309 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
311 // Background animation
312 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
313 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
314 mAnimationTimer.Start();
315 mBackgroundAnimsPlaying = true;
320 void DaliTableView::CreateFocusEffect()
322 // Hook the required signals to manage the focus.
323 auto keyboardFocusManager = KeyboardFocusManager::Get();
324 keyboardFocusManager.PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
325 keyboardFocusManager.FocusedActorEnterKeySignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
326 AccessibilityManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
328 // Loop to create both actors for the focus highlight effect.
329 for( unsigned int i = 0; i < FOCUS_ANIMATION_ACTOR_NUMBER; ++i )
331 mFocusEffect[i].actor = ImageView::New();
332 mFocusEffect[i].actor.SetStyleName( "FocusActor" );
333 mFocusEffect[i].actor.SetParentOrigin( ParentOrigin::CENTER );
334 mFocusEffect[i].actor.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
335 mFocusEffect[i].actor.SetInheritScale( false );
336 mFocusEffect[i].actor.SetColorMode( USE_OWN_COLOR );
338 KeyFrames alphaKeyFrames = KeyFrames::New();
339 alphaKeyFrames.Add( 0.0f, KEYBOARD_FOCUS_FINAL_ALPHA );
340 alphaKeyFrames.Add( KEYBOARD_FOCUS_MID_KEY_FRAME_TIME, KEYBOARD_FOCUS_ANIMATING_ALPHA );
341 alphaKeyFrames.Add( KEYBOARD_FOCUS_ANIMATION_DURATION, KEYBOARD_FOCUS_FINAL_ALPHA );
343 KeyFrames scaleKeyFrames = KeyFrames::New();
344 scaleKeyFrames.Add( 0.0f, KEYBOARD_FOCUS_FINAL_SCALE );
345 scaleKeyFrames.Add( KEYBOARD_FOCUS_MID_KEY_FRAME_TIME, FOCUS_INDICATOR_ANIMATING_SCALE );
346 scaleKeyFrames.Add( KEYBOARD_FOCUS_ANIMATION_DURATION, KEYBOARD_FOCUS_FINAL_SCALE );
348 mFocusEffect[i].animation = Animation::New( KEYBOARD_FOCUS_ANIMATION_DURATION );
349 mFocusEffect[i].animation.AnimateBetween( Property( mFocusEffect[i].actor, Actor::Property::COLOR_ALPHA ), alphaKeyFrames );
350 mFocusEffect[i].animation.AnimateBetween( Property( mFocusEffect[i].actor, Actor::Property::SCALE ), scaleKeyFrames );
352 mFocusEffect[i].animation.SetLoopCount( KEYBOARD_FOCUS_ANIMATION_LOOP_COUNT );
355 // Parent the secondary effect from the primary.
356 mFocusEffect[0].actor.Add( mFocusEffect[1].actor );
358 keyboardFocusManager.SetFocusIndicatorActor( mFocusEffect[0].actor );
360 // Connect to the on & off stage signals of the indicator which represents when it is enabled & disabled respectively
361 mFocusEffect[0].actor.OnStageSignal().Connect( this, &DaliTableView::OnFocusIndicatorEnabled );
362 mFocusEffect[0].actor.OffStageSignal().Connect( this, &DaliTableView::OnFocusIndicatorDisabled );
365 void DaliTableView::OnFocusIndicatorEnabled( Actor /* actor */ )
367 // Play the animation on the 1st glow object.
368 mFocusEffect[0].animation.Play();
370 // Stagger the animation on the 2nd glow object half way through.
371 mFocusEffect[1].animation.PlayFrom( KEYBOARD_FOCUS_ANIMATION_DURATION / 2.0f );
374 void DaliTableView::OnFocusIndicatorDisabled( Dali::Actor /* actor */ )
376 // Stop the focus effect animations
377 for( auto i = 0u; i < FOCUS_ANIMATION_ACTOR_NUMBER; ++i )
379 mFocusEffect[ i ].animation.Stop();
383 void DaliTableView::ApplyCubeEffectToPages()
385 ScrollViewPagePathEffect effect = ScrollViewPagePathEffect::DownCast( mScrollViewEffect );
386 unsigned int pageCount(0);
387 for( std::vector< Actor >::iterator pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
389 Actor page = *pageIter;
390 effect.ApplyToPage( page, pageCount++ );
394 void DaliTableView::OnButtonsPageRelayout( const Dali::Actor& actor )
398 void DaliTableView::Populate()
400 const Vector2 stageSize = Stage::GetCurrent().GetSize();
402 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
404 // Populate ScrollView.
405 if( mExampleList.size() > 0 )
407 if( mSortAlphabetically )
409 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
412 unsigned int exampleCount = 0;
413 ExampleListConstIter iter = mExampleList.begin();
415 for( int t = 0; t < mTotalPages; t++ )
418 TableView page = TableView::New( ROWS_PER_PAGE, EXAMPLES_PER_ROW );
419 page.SetAnchorPoint( AnchorPoint::CENTER );
420 page.SetParentOrigin( ParentOrigin::CENTER );
421 page.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
422 mScrollView.Add( page );
424 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
425 const float margin = 2.0f;
426 const float tileParentMultiplier = 1.0f / EXAMPLES_PER_ROW;
428 for(int row = 0; row < ROWS_PER_PAGE; row++)
430 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
432 const Example& example = ( *iter );
434 // Calculate the tiles relative position on the page (between 0 & 1 in each dimension).
435 Vector2 position( static_cast<float>( column ) / ( EXAMPLES_PER_ROW - 1.0f ), static_cast<float>( row ) / ( EXAMPLES_PER_ROW - 1.0f ) );
436 Actor tile = CreateTile( example.name, example.title, Vector3( tileParentMultiplier, tileParentMultiplier, 1.0f ), position );
437 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
438 accessibilityManager.SetFocusOrder( tile, ++exampleCount );
439 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_LABEL,
441 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_TRAIT, "Tile" );
442 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_HINT,
443 "You can run this example" );
445 tile.SetPadding( Padding( margin, margin, margin, margin ) );
446 page.AddChild( tile, TableView::CellPosition( row, column ) );
450 if( iter == mExampleList.end() )
456 if( iter == mExampleList.end() )
462 mPages.push_back( page );
464 if( iter == mExampleList.end() )
471 // Update Ruler info.
472 mScrollRulerX = new FixedRuler( mPageWidth );
473 mScrollRulerY = new DefaultRuler();
474 mScrollRulerX->SetDomain( RulerDomain( 0.0f, (mTotalPages+1) * stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f, true ) );
475 mScrollRulerY->Disable();
476 mScrollView.SetRulerX( mScrollRulerX );
477 mScrollView.SetRulerY( mScrollRulerY );
480 void DaliTableView::Rotate( unsigned int degrees )
482 // Resize the root actor
483 Vector2 stageSize = Stage::GetCurrent().GetSize();
484 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
486 if( degrees == 90 || degrees == 270 )
488 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
491 if( mRotateAnimation )
493 mRotateAnimation.Stop();
494 mRotateAnimation.Clear();
497 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
498 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree( 360 - degrees ) ), Vector3::ZAXIS ), AlphaFunction::EASE_OUT );
499 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::SIZE ), targetSize, AlphaFunction::EASE_OUT );
500 mRotateAnimation.Play();
503 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Dali::Vector3& sizeMultiplier, Vector2& position )
505 Toolkit::ImageView focusableTile = ImageView::New();
507 focusableTile.SetStyleName( "DemoTile" );
508 focusableTile.SetParentOrigin( ParentOrigin::CENTER );
509 focusableTile.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
510 focusableTile.SetSizeModeFactor( sizeMultiplier );
511 focusableTile.SetName( name );
513 // Set the tile to be keyboard focusable
514 focusableTile.SetKeyboardFocusable( true );
516 // Register a property with the ImageView. This allows us to inject the scroll-view position into the shader.
517 Property::Value value = Vector3( 0.0f, 0.0f, 0.0f );
518 Property::Index propertyIndex = focusableTile.RegisterProperty( "uCustomPosition", value );
520 // We create a constraint to perform a precalculation on the scroll-view X offset
521 // and pass it to the shader uniform, along with the tile's position.
522 Constraint shaderPosition = Constraint::New < Vector3 > ( focusableTile, propertyIndex, TileShaderPositionConstraint( mPageWidth, position.x ) );
523 shaderPosition.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
524 shaderPosition.SetRemoveAction( Constraint::Discard );
525 shaderPosition.Apply();
526 //focusableTile.Add( tileContent );
528 // Create an ImageView for the 9-patch border around the tile.
529 ImageView borderImage = ImageView::New();
530 borderImage.SetStyleName("DemoTileBorder");
531 borderImage.SetAnchorPoint( AnchorPoint::CENTER );
532 borderImage.SetParentOrigin( ParentOrigin::CENTER );
533 borderImage.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
534 borderImage.SetOpacity( 0.8f );
535 focusableTile.Add( borderImage );
537 TextLabel label = TextLabel::New();
538 label.SetAnchorPoint( AnchorPoint::CENTER );
539 label.SetParentOrigin( ParentOrigin::CENTER );
540 label.SetStyleName( "LauncherLabel" );
541 label.SetProperty( TextLabel::Property::MULTI_LINE, true );
542 label.SetProperty( TextLabel::Property::TEXT, title );
543 label.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
544 label.SetProperty( TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER" );
545 label.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
547 // Pad around the label as its size is the same as the 9-patch border. It will overlap it without padding.
548 label.SetPadding( Padding( TILE_LABEL_PADDING, TILE_LABEL_PADDING, TILE_LABEL_PADDING, TILE_LABEL_PADDING ) );
549 focusableTile.Add( label );
551 // Connect to the touch events
552 focusableTile.TouchSignal().Connect( this, &DaliTableView::OnTilePressed );
553 focusableTile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
555 return focusableTile;
558 bool DaliTableView::OnTilePressed( Actor actor, const TouchData& event )
560 return DoTilePress( actor, event.GetState( 0 ) );
563 bool DaliTableView::DoTilePress( Actor actor, PointState::Type pointState )
565 bool consumed = false;
567 if( PointState::DOWN == pointState )
569 mPressedActor = actor;
573 // A button press is only valid if the Down & Up events
574 // both occurred within the button.
575 if( ( PointState::UP == pointState ) &&
576 ( mPressedActor == actor ) )
578 // ignore Example button presses when scrolling or button animating.
579 if( ( !mScrolling ) && ( !mPressedAnimation ) )
581 std::string name = actor.GetName();
582 const ExampleListIter end = mExampleList.end();
583 for( ExampleListIter iter = mExampleList.begin(); iter != end; ++iter )
585 if( (*iter).name == name )
587 // do nothing, until pressed animation finished.
596 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
597 mPressedAnimation.SetEndAction( Animation::Discard );
599 // scale the content actor within the Tile, as to not affect the placement within the Table.
600 Actor content = actor.GetChildAt(0);
601 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3( 0.7f, 0.7f, 1.0f ), AlphaFunction::EASE_IN_OUT,
602 TimePeriod( 0.0f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
603 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3::ONE, AlphaFunction::EASE_IN_OUT,
604 TimePeriod( BUTTON_PRESS_ANIMATION_TIME * 0.5f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
606 // Rotate button on the Y axis when pressed.
607 mPressedAnimation.AnimateBy( Property( content, Actor::Property::ORIENTATION ), Quaternion( Degree( 0.0f ), Degree( 180.0f ), Degree( 0.0f ) ) );
609 mPressedAnimation.Play();
610 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
616 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
618 mPressedAnimation.Reset();
621 std::string name = mPressedActor.GetName();
623 ExecuteProcess( name, mApplication );
625 mPressedActor.Reset();
629 void DaliTableView::OnScrollStart( const Dali::Vector2& position )
636 void DaliTableView::OnScrollComplete( const Dali::Vector2& position )
640 // move focus to 1st item of new page
641 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
642 accessibilityManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
645 bool DaliTableView::OnScrollTouched( Actor actor, const TouchData& event )
647 if( PointState::DOWN == event.GetState( 0 ) )
649 mPressedActor = actor;
655 void DaliTableView::ApplyScrollViewEffect()
657 // Remove old effect if exists.
659 if( mScrollViewEffect )
661 mScrollView.RemoveEffect( mScrollViewEffect );
664 // Just one effect for now
665 SetupInnerPageCubeEffect();
667 mScrollView.ApplyEffect( mScrollViewEffect );
670 void DaliTableView::SetupInnerPageCubeEffect()
672 const Vector2 stageSize = Stage::GetCurrent().GetSize();
674 Dali::Path path = Dali::Path::New();
675 Dali::Property::Array points;
677 points[0] = Vector3( stageSize.x*0.5, 0.0f, stageSize.x*0.5f);
678 points[1] = Vector3( 0.0f, 0.0f, 0.0f );
679 points[2] = Vector3( -stageSize.x*0.5f, 0.0f, stageSize.x*0.5f);
680 path.SetProperty( Path::Property::POINTS, points );
682 Dali::Property::Array controlPoints;
683 controlPoints.Resize(4);
684 controlPoints[0] = Vector3( stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
685 controlPoints[1] = Vector3( stageSize.x*0.3f, 0.0f, 0.0f );
686 controlPoints[2] = Vector3(-stageSize.x*0.3f, 0.0f, 0.0f );
687 controlPoints[3] = Vector3(-stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
688 path.SetProperty( Path::Property::CONTROL_POINTS, controlPoints );
691 mScrollViewEffect = ScrollViewPagePathEffect::New(path,
692 Vector3(-1.0f,0.0f,0.0f),
693 Toolkit::ScrollView::Property::SCROLL_FINAL_X,
694 Vector3(stageSize.x*TABLE_RELATIVE_SIZE.x,stageSize.y*TABLE_RELATIVE_SIZE.y,0.0f),mTotalPages);
697 void DaliTableView::OnKeyEvent( const KeyEvent& event )
699 if( event.state == KeyEvent::Down )
701 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
703 // If there's a Popup, Hide it if it's contributing to the display in any way (EG. transitioning in or out).
705 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() != Toolkit::Popup::HIDDEN ) )
707 mVersionPopup.SetDisplayState( Popup::HIDDEN );
717 void DaliTableView::SetupBackground( Actor bubbleContainer )
719 // Add bubbles to the bubbleContainer.
720 // Note: The bubbleContainer is parented externally to this function.
721 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES );
724 void DaliTableView::InitialiseBackgroundActors( Actor actor )
726 // Delete current animations
727 mBackgroundAnimations.clear();
729 // Create new animations
730 const Vector3 size = actor.GetTargetSize();
732 for( unsigned int i = 0, childCount = actor.GetChildCount(); i < childCount; ++i )
734 Actor child = actor.GetChildAt( i );
736 // Calculate a random position
737 Vector3 childPos( Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.85f * BACKGROUND_SPREAD_SCALE ),
738 Random::Range( -size.y, size.y ),
739 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
741 child.SetPosition( childPos );
743 // Define bubble horizontal parallax and vertical wrapping
744 Constraint animConstraint = Constraint::New < Vector3 > ( child, Actor::Property::POSITION, AnimateBubbleConstraint( childPos, Random::Range( -0.85f, 0.25f ) ) );
745 animConstraint.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
746 animConstraint.AddSource( Dali::ParentSource( Dali::Actor::Property::SIZE ) );
747 animConstraint.AddSource( Dali::LocalSource( Dali::Actor::Property::SIZE ) );
748 animConstraint.SetRemoveAction( Constraint::Discard );
749 animConstraint.Apply();
752 Animation animation = Animation::New( Random::Range( 30.0f, 160.0f ) );
753 animation.AnimateBy( Property( child, Actor::Property::POSITION ), Vector3( 0.0f, -2000.0f, 0.0f ), AlphaFunction::LINEAR );
754 animation.SetLooping( true );
756 mBackgroundAnimations.push_back( animation );
760 void DaliTableView::AddBackgroundActors( Actor layer, int count )
762 for( int i = 0; i < count; ++i )
764 float randSize = Random::Range( 10.0f, 400.0f );
765 int shapeType = static_cast<int>( Random::Range( 0.0f, NUMBER_OF_SHAPE_IMAGES - 1 ) + 0.5f );
767 ImageView dfActor = ImageView::New();
768 dfActor.SetSize( Vector2( randSize, randSize ) );
769 dfActor.SetParentOrigin( ParentOrigin::CENTER );
771 // Set the Image URL and the custom shader at the same time
772 Dali::Property::Map effect = Toolkit::CreateDistanceFieldEffect();
773 Property::Map imageMap;
774 imageMap.Add( ImageVisual::Property::URL, SHAPE_IMAGE_TABLE[ shapeType ] );
775 imageMap.Add( Toolkit::Visual::Property::SHADER, effect );
776 dfActor.SetProperty( Toolkit::ImageView::Property::IMAGE, imageMap );
778 dfActor.SetStyleName( BUBBLE_COLOR_STYLE_NAME[ i%NUMBER_OF_BUBBLE_COLORS ] );
780 layer.Add( dfActor );
783 // Positioning will occur when the layer is relaid out
784 layer.OnRelayoutSignal().Connect( this, &DaliTableView::InitialiseBackgroundActors );
787 bool DaliTableView::PauseBackgroundAnimation()
794 void DaliTableView::PauseAnimation()
796 if( mBackgroundAnimsPlaying )
798 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
800 Animation anim = *animIter;
805 mBackgroundAnimsPlaying = false;
809 void DaliTableView::PlayAnimation()
811 if ( !mBackgroundAnimsPlaying )
813 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
815 Animation anim = *animIter;
820 mBackgroundAnimsPlaying = true;
823 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
826 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocus::Direction direction )
828 Actor nextFocusActor = proposed;
830 if( !current && !proposed )
832 // Set the initial focus to the first tile in the current page should be focused.
833 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
837 // ScrollView is being focused but nothing in the current page can be focused further
838 // in the given direction. We should work out which page to scroll to next.
839 int currentPage = mScrollView.GetCurrentPage();
840 int newPage = currentPage;
841 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
845 else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
850 newPage = std::max(0, std::min(mTotalPages - 1, newPage));
851 if( newPage == currentPage )
853 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
855 newPage = mTotalPages - 1;
856 } else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
862 // Scroll to the page in the given direction
863 mScrollView.ScrollTo(newPage);
865 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
867 // Work out the cell position for the last tile
868 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
869 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
870 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
872 // Move the focus to the last tile in the new page.
873 nextFocusActor = mPages[newPage].GetChildAt(rowPos * EXAMPLES_PER_ROW + colPos);
877 // Move the focus to the first tile in the new page.
878 nextFocusActor = mPages[newPage].GetChildAt(0);
882 return nextFocusActor;
885 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
889 mPressedActor = activatedActor;
891 // Activate the current focused actor;
892 DoTilePress( mPressedActor, PointState::UP );
896 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
898 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );
902 void DaliTableView::OnLogoTapped( Dali::Actor actor, const Dali::TapGesture& tap )
904 // Only show if currently fully hidden. If transitioning-out, the transition will not be interrupted.
905 if ( !mVersionPopup || ( mVersionPopup.GetDisplayState() == Toolkit::Popup::HIDDEN ) )
907 if ( !mVersionPopup )
909 std::ostringstream stream;
910 stream << "DALi Core: " << CORE_MAJOR_VERSION << "." << CORE_MINOR_VERSION << "." << CORE_MICRO_VERSION << std::endl << "(" << CORE_BUILD_DATE << ")\n";
911 stream << "DALi Adaptor: " << ADAPTOR_MAJOR_VERSION << "." << ADAPTOR_MINOR_VERSION << "." << ADAPTOR_MICRO_VERSION << std::endl << "(" << ADAPTOR_BUILD_DATE << ")\n";
912 stream << "DALi Toolkit: " << TOOLKIT_MAJOR_VERSION << "." << TOOLKIT_MINOR_VERSION << "." << TOOLKIT_MICRO_VERSION << std::endl << "(" << TOOLKIT_BUILD_DATE << ")\n";
913 stream << "DALi Demo:" << "\n(" << DEMO_BUILD_DATE << ")\n";
915 mVersionPopup = Dali::Toolkit::Popup::New();
917 Toolkit::TextLabel titleActor = Toolkit::TextLabel::New( "Version information" );
918 titleActor.SetName( "titleActor" );
919 titleActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, HorizontalAlignment::CENTER );
920 titleActor.SetProperty( Toolkit::TextLabel::Property::TEXT_COLOR, Color::WHITE );
922 Toolkit::TextLabel contentActor = Toolkit::TextLabel::New( stream.str() );
923 contentActor.SetName( "contentActor" );
924 contentActor.SetProperty( Toolkit::TextLabel::Property::MULTI_LINE, true );
925 contentActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, HorizontalAlignment::CENTER );
926 contentActor.SetProperty( Toolkit::TextLabel::Property::TEXT_COLOR, Color::WHITE );
927 contentActor.SetPadding( Padding( 0.0f, 0.0f, 20.0f, 0.0f ) );
929 mVersionPopup.SetTitle( titleActor );
930 mVersionPopup.SetContent( contentActor );
932 mVersionPopup.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::WIDTH );
933 mVersionPopup.SetSizeModeFactor( Vector3( 0.75f, 1.0f, 1.0f ) );
934 mVersionPopup.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
936 mVersionPopup.OutsideTouchedSignal().Connect( this, &DaliTableView::HideVersionPopup );
937 Stage::GetCurrent().Add( mVersionPopup );
940 mVersionPopup.SetDisplayState( Popup::SHOWN );
944 void DaliTableView::HideVersionPopup()
946 // Only hide if currently fully shown. If transitioning-in, the transition will not be interrupted.
947 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() == Toolkit::Popup::SHOWN ) )
949 mVersionPopup.SetDisplayState( Popup::HIDDEN );