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"
25 #include <dali/devel-api/images/distance-field.h>
26 #include <dali-toolkit/devel-api/shader-effects/alpha-discard-effect.h>
27 #include <dali-toolkit/devel-api/shader-effects/distance-field-effect.h>
28 #include <dali-toolkit/dali-toolkit.h>
29 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
32 #include "shared/view.h"
33 #include "shared/utility.h"
36 using namespace Dali::Toolkit;
38 ///////////////////////////////////////////////////////////////////////////////
43 const std::string LOGO_PATH( DEMO_IMAGE_DIR "Logo-for-demo.png" );
45 // Keyboard focus effect constants.
46 const float KEYBOARD_FOCUS_ANIMATION_DURATION = 1.0f; ///< The total duration of the keyboard focus animation
47 const int32_t KEYBOARD_FOCUS_ANIMATION_LOOP_COUNT = 5; ///< The number of loops for the keyboard focus animation
48 const float KEYBOARD_FOCUS_FINAL_SCALE_FLOAT = 1.05f; ///< The final scale of the focus highlight
49 const float KEYBOARD_FOCUS_ANIMATED_SCALE_FLOAT = 1.18f; ///< The scale of the focus highlight during the animation
50 const float KEYBOARD_FOCUS_FINAL_ALPHA = 0.7f; ///< The final alpha of the focus highlight
51 const float KEYBOARD_FOCUS_ANIMATING_ALPHA = 0.0f; ///< The alpha of the focus highlight during the animation
52 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
53 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
54 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
55 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
57 const float TILE_LABEL_PADDING = 8.0f; ///< Border between edge of tile and the example text
58 const float BUTTON_PRESS_ANIMATION_TIME = 0.35f; ///< Time to perform button scale effect.
59 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
60 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
61 const int EXAMPLES_PER_ROW = 3;
62 const int ROWS_PER_PAGE = 3;
63 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
64 const float LOGO_MARGIN_RATIO = 0.1f / 0.3f;
65 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
66 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
67 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.
68 const float STENCIL_RELATIVE_SIZE = 1.0f;
70 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
71 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
72 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
74 const char * const BUBBLE_COLOR_STYLE_NAME[] =
81 const int NUMBER_OF_BUBBLE_COLORS( sizeof( BUBBLE_COLOR_STYLE_NAME ) / sizeof( BUBBLE_COLOR_STYLE_NAME[ 0 ] ) );
83 const char * const SHAPE_IMAGE_TABLE[] =
85 DEMO_IMAGE_DIR "shape-circle.png",
86 DEMO_IMAGE_DIR "shape-bubble.png"
88 const int NUMBER_OF_SHAPE_IMAGES( sizeof( SHAPE_IMAGE_TABLE ) / sizeof( SHAPE_IMAGE_TABLE[0] ) );
90 const int NUM_BACKGROUND_IMAGES = 18;
91 const float BACKGROUND_SPREAD_SCALE = 1.5f;
93 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
95 const float BUBBLE_MIN_Z = -1.0;
96 const float BUBBLE_MAX_Z = 0.0f;
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();
289 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
290 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
291 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
292 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
294 // Set initial orientation
295 unsigned int degrees = 0;
298 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
300 // Background animation
301 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
302 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
303 mAnimationTimer.Start();
304 mBackgroundAnimsPlaying = true;
309 void DaliTableView::CreateFocusEffect()
311 // Hook the required signals to manage the focus.
312 auto keyboardFocusManager = KeyboardFocusManager::Get();
313 keyboardFocusManager.PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
314 keyboardFocusManager.FocusedActorEnterKeySignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
315 AccessibilityManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
317 // Loop to create both actors for the focus highlight effect.
318 for( unsigned int i = 0; i < FOCUS_ANIMATION_ACTOR_NUMBER; ++i )
320 mFocusEffect[i].actor = ImageView::New();
321 mFocusEffect[i].actor.SetStyleName( "FocusActor" );
322 mFocusEffect[i].actor.SetParentOrigin( ParentOrigin::CENTER );
323 mFocusEffect[i].actor.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
324 mFocusEffect[i].actor.SetInheritScale( false );
325 mFocusEffect[i].actor.SetColorMode( USE_OWN_COLOR );
327 KeyFrames alphaKeyFrames = KeyFrames::New();
328 alphaKeyFrames.Add( 0.0f, KEYBOARD_FOCUS_FINAL_ALPHA );
329 alphaKeyFrames.Add( KEYBOARD_FOCUS_MID_KEY_FRAME_TIME, KEYBOARD_FOCUS_ANIMATING_ALPHA );
330 alphaKeyFrames.Add( KEYBOARD_FOCUS_ANIMATION_DURATION, KEYBOARD_FOCUS_FINAL_ALPHA );
332 KeyFrames scaleKeyFrames = KeyFrames::New();
333 scaleKeyFrames.Add( 0.0f, KEYBOARD_FOCUS_FINAL_SCALE );
334 scaleKeyFrames.Add( KEYBOARD_FOCUS_MID_KEY_FRAME_TIME, FOCUS_INDICATOR_ANIMATING_SCALE );
335 scaleKeyFrames.Add( KEYBOARD_FOCUS_ANIMATION_DURATION, KEYBOARD_FOCUS_FINAL_SCALE );
337 mFocusEffect[i].animation = Animation::New( KEYBOARD_FOCUS_ANIMATION_DURATION );
338 mFocusEffect[i].animation.AnimateBetween( Property( mFocusEffect[i].actor, Actor::Property::COLOR_ALPHA ), alphaKeyFrames );
339 mFocusEffect[i].animation.AnimateBetween( Property( mFocusEffect[i].actor, Actor::Property::SCALE ), scaleKeyFrames );
341 mFocusEffect[i].animation.SetLoopCount( KEYBOARD_FOCUS_ANIMATION_LOOP_COUNT );
344 // Parent the secondary effect from the primary.
345 mFocusEffect[0].actor.Add( mFocusEffect[1].actor );
347 keyboardFocusManager.SetFocusIndicatorActor( mFocusEffect[0].actor );
349 // Connect to the on & off stage signals of the indicator which represents when it is enabled & disabled respectively
350 mFocusEffect[0].actor.OnStageSignal().Connect( this, &DaliTableView::OnFocusIndicatorEnabled );
351 mFocusEffect[0].actor.OffStageSignal().Connect( this, &DaliTableView::OnFocusIndicatorDisabled );
354 void DaliTableView::OnFocusIndicatorEnabled( Actor /* actor */ )
356 // Play the animation on the 1st glow object.
357 mFocusEffect[0].animation.Play();
359 // Stagger the animation on the 2nd glow object half way through.
360 mFocusEffect[1].animation.PlayFrom( KEYBOARD_FOCUS_ANIMATION_DURATION / 2.0f );
363 void DaliTableView::OnFocusIndicatorDisabled( Dali::Actor /* actor */ )
365 // Stop the focus effect animations
366 for( auto i = 0u; i < FOCUS_ANIMATION_ACTOR_NUMBER; ++i )
368 mFocusEffect[ i ].animation.Stop();
372 void DaliTableView::ApplyCubeEffectToPages()
374 ScrollViewPagePathEffect effect = ScrollViewPagePathEffect::DownCast( mScrollViewEffect );
375 unsigned int pageCount(0);
376 for( std::vector< Actor >::iterator pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
378 Actor page = *pageIter;
379 effect.ApplyToPage( page, pageCount++ );
383 void DaliTableView::OnButtonsPageRelayout( const Dali::Actor& actor )
387 void DaliTableView::Populate()
389 const Vector2 stageSize = Stage::GetCurrent().GetSize();
391 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
393 // Populate ScrollView.
394 if( mExampleList.size() > 0 )
396 if( mSortAlphabetically )
398 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
401 unsigned int exampleCount = 0;
402 ExampleListConstIter iter = mExampleList.begin();
404 for( int t = 0; t < mTotalPages; t++ )
407 TableView page = TableView::New( ROWS_PER_PAGE, EXAMPLES_PER_ROW );
408 page.SetAnchorPoint( AnchorPoint::CENTER );
409 page.SetParentOrigin( ParentOrigin::CENTER );
410 page.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
411 mScrollView.Add( page );
413 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
414 const float margin = 2.0f;
415 const float tileParentMultiplier = 1.0f / EXAMPLES_PER_ROW;
417 for(int row = 0; row < ROWS_PER_PAGE; row++)
419 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
421 const Example& example = ( *iter );
423 // Calculate the tiles relative position on the page (between 0 & 1 in each dimension).
424 Vector2 position( static_cast<float>( column ) / ( EXAMPLES_PER_ROW - 1.0f ), static_cast<float>( row ) / ( EXAMPLES_PER_ROW - 1.0f ) );
425 Actor tile = CreateTile( example.name, example.title, Vector3( tileParentMultiplier, tileParentMultiplier, 1.0f ), position );
426 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
427 accessibilityManager.SetFocusOrder( tile, ++exampleCount );
428 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_LABEL,
430 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_TRAIT, "Tile" );
431 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_HINT,
432 "You can run this example" );
434 tile.SetPadding( Padding( margin, margin, margin, margin ) );
435 page.AddChild( tile, TableView::CellPosition( row, column ) );
439 if( iter == mExampleList.end() )
445 if( iter == mExampleList.end() )
451 mPages.push_back( page );
453 if( iter == mExampleList.end() )
460 // Update Ruler info.
461 mScrollRulerX = new FixedRuler( mPageWidth );
462 mScrollRulerY = new DefaultRuler();
463 mScrollRulerX->SetDomain( RulerDomain( 0.0f, (mTotalPages+1) * stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f, true ) );
464 mScrollRulerY->Disable();
465 mScrollView.SetRulerX( mScrollRulerX );
466 mScrollView.SetRulerY( mScrollRulerY );
469 void DaliTableView::Rotate( unsigned int degrees )
471 // Resize the root actor
472 Vector2 stageSize = Stage::GetCurrent().GetSize();
473 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
475 if( degrees == 90 || degrees == 270 )
477 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
480 if( mRotateAnimation )
482 mRotateAnimation.Stop();
483 mRotateAnimation.Clear();
486 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
487 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree( 360 - degrees ) ), Vector3::ZAXIS ), AlphaFunction::EASE_OUT );
488 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::SIZE ), targetSize, AlphaFunction::EASE_OUT );
489 mRotateAnimation.Play();
492 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Dali::Vector3& sizeMultiplier, Vector2& position )
494 Toolkit::ImageView focusableTile = ImageView::New();
496 focusableTile.SetStyleName( "DemoTile" );
497 focusableTile.SetParentOrigin( ParentOrigin::CENTER );
498 focusableTile.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
499 focusableTile.SetSizeModeFactor( sizeMultiplier );
500 focusableTile.SetName( name );
502 // Set the tile to be keyboard focusable
503 focusableTile.SetKeyboardFocusable( true );
505 // Register a property with the ImageView. This allows us to inject the scroll-view position into the shader.
506 Property::Value value = Vector3( 0.0f, 0.0f, 0.0f );
507 Property::Index propertyIndex = focusableTile.RegisterProperty( "uCustomPosition", value );
509 // We create a constraint to perform a precalculation on the scroll-view X offset
510 // and pass it to the shader uniform, along with the tile's position.
511 Constraint shaderPosition = Constraint::New < Vector3 > ( focusableTile, propertyIndex, TileShaderPositionConstraint( mPageWidth, position.x ) );
512 shaderPosition.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
513 shaderPosition.SetRemoveAction( Constraint::Discard );
514 shaderPosition.Apply();
515 //focusableTile.Add( tileContent );
517 // Create an ImageView for the 9-patch border around the tile.
518 ImageView borderImage = ImageView::New();
519 borderImage.SetStyleName("DemoTileBorder");
520 borderImage.SetAnchorPoint( AnchorPoint::CENTER );
521 borderImage.SetParentOrigin( ParentOrigin::CENTER );
522 borderImage.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
523 borderImage.SetOpacity( 0.8f );
524 focusableTile.Add( borderImage );
526 TextLabel label = TextLabel::New();
527 label.SetAnchorPoint( AnchorPoint::CENTER );
528 label.SetParentOrigin( ParentOrigin::CENTER );
529 label.SetStyleName( "LauncherLabel" );
530 label.SetProperty( TextLabel::Property::MULTI_LINE, true );
531 label.SetProperty( TextLabel::Property::TEXT, title );
532 label.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
533 label.SetProperty( TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER" );
534 label.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
536 // Pad around the label as its size is the same as the 9-patch border. It will overlap it without padding.
537 label.SetPadding( Padding( TILE_LABEL_PADDING, TILE_LABEL_PADDING, TILE_LABEL_PADDING, TILE_LABEL_PADDING ) );
538 focusableTile.Add( label );
540 // Connect to the touch events
541 focusableTile.TouchSignal().Connect( this, &DaliTableView::OnTilePressed );
542 focusableTile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
544 return focusableTile;
547 bool DaliTableView::OnTilePressed( Actor actor, const TouchData& event )
549 return DoTilePress( actor, event.GetState( 0 ) );
552 bool DaliTableView::DoTilePress( Actor actor, PointState::Type pointState )
554 bool consumed = false;
556 if( PointState::DOWN == pointState )
558 mPressedActor = actor;
562 // A button press is only valid if the Down & Up events
563 // both occurred within the button.
564 if( ( PointState::UP == pointState ) &&
565 ( mPressedActor == actor ) )
567 // ignore Example button presses when scrolling or button animating.
568 if( ( !mScrolling ) && ( !mPressedAnimation ) )
570 std::string name = actor.GetName();
571 const ExampleListIter end = mExampleList.end();
572 for( ExampleListIter iter = mExampleList.begin(); iter != end; ++iter )
574 if( (*iter).name == name )
576 // do nothing, until pressed animation finished.
585 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
586 mPressedAnimation.SetEndAction( Animation::Discard );
588 // scale the content actor within the Tile, as to not affect the placement within the Table.
589 Actor content = actor.GetChildAt(0);
590 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3( 0.7f, 0.7f, 1.0f ), AlphaFunction::EASE_IN_OUT,
591 TimePeriod( 0.0f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
592 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3::ONE, AlphaFunction::EASE_IN_OUT,
593 TimePeriod( BUTTON_PRESS_ANIMATION_TIME * 0.5f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
595 // Rotate button on the Y axis when pressed.
596 mPressedAnimation.AnimateBy( Property( content, Actor::Property::ORIENTATION ), Quaternion( Degree( 0.0f ), Degree( 180.0f ), Degree( 0.0f ) ) );
598 mPressedAnimation.Play();
599 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
605 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
607 mPressedAnimation.Reset();
610 std::string name = mPressedActor.GetName();
612 std::stringstream stream;
613 stream << DEMO_EXAMPLE_BIN << name.c_str();
617 execlp( stream.str().c_str(), name.c_str(), NULL );
618 DALI_ASSERT_ALWAYS(false && "exec failed!");
620 mPressedActor.Reset();
624 void DaliTableView::OnScrollStart( const Dali::Vector2& position )
631 void DaliTableView::OnScrollComplete( const Dali::Vector2& position )
635 // move focus to 1st item of new page
636 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
637 accessibilityManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
640 bool DaliTableView::OnScrollTouched( Actor actor, const TouchData& event )
642 if( PointState::DOWN == event.GetState( 0 ) )
644 mPressedActor = actor;
650 void DaliTableView::ApplyScrollViewEffect()
652 // Remove old effect if exists.
654 if( mScrollViewEffect )
656 mScrollView.RemoveEffect( mScrollViewEffect );
659 // Just one effect for now
660 SetupInnerPageCubeEffect();
662 mScrollView.ApplyEffect( mScrollViewEffect );
665 void DaliTableView::SetupInnerPageCubeEffect()
667 const Vector2 stageSize = Stage::GetCurrent().GetSize();
669 Dali::Path path = Dali::Path::New();
670 Dali::Property::Array points;
672 points[0] = Vector3( stageSize.x*0.5, 0.0f, stageSize.x*0.5f);
673 points[1] = Vector3( 0.0f, 0.0f, 0.0f );
674 points[2] = Vector3( -stageSize.x*0.5f, 0.0f, stageSize.x*0.5f);
675 path.SetProperty( Path::Property::POINTS, points );
677 Dali::Property::Array controlPoints;
678 controlPoints.Resize(4);
679 controlPoints[0] = Vector3( stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
680 controlPoints[1] = Vector3( stageSize.x*0.3f, 0.0f, 0.0f );
681 controlPoints[2] = Vector3(-stageSize.x*0.3f, 0.0f, 0.0f );
682 controlPoints[3] = Vector3(-stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
683 path.SetProperty( Path::Property::CONTROL_POINTS, controlPoints );
686 mScrollViewEffect = ScrollViewPagePathEffect::New(path,
687 Vector3(-1.0f,0.0f,0.0f),
688 Toolkit::ScrollView::Property::SCROLL_FINAL_X,
689 Vector3(stageSize.x*TABLE_RELATIVE_SIZE.x,stageSize.y*TABLE_RELATIVE_SIZE.y,0.0f),mTotalPages);
692 void DaliTableView::OnKeyEvent( const KeyEvent& event )
694 if( event.state == KeyEvent::Down )
696 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
698 // If there's a Popup, Hide it if it's contributing to the display in any way (EG. transitioning in or out).
700 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() != Toolkit::Popup::HIDDEN ) )
702 mVersionPopup.SetDisplayState( Popup::HIDDEN );
712 void DaliTableView::SetupBackground( Actor bubbleContainer )
714 // Add bubbles to the bubbleContainer.
715 // Note: The bubbleContainer is parented externally to this function.
716 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES );
719 void DaliTableView::InitialiseBackgroundActors( Actor actor )
721 // Delete current animations
722 mBackgroundAnimations.clear();
724 // Create new animations
725 const Vector3 size = actor.GetTargetSize();
727 for( unsigned int i = 0, childCount = actor.GetChildCount(); i < childCount; ++i )
729 Actor child = actor.GetChildAt( i );
731 // Calculate a random position
732 Vector3 childPos( Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.85f * BACKGROUND_SPREAD_SCALE ),
733 Random::Range( -size.y, size.y ),
734 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
736 child.SetPosition( childPos );
738 // Define bubble horizontal parallax and vertical wrapping
739 Constraint animConstraint = Constraint::New < Vector3 > ( child, Actor::Property::POSITION, AnimateBubbleConstraint( childPos, Random::Range( -0.85f, 0.25f ) ) );
740 animConstraint.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
741 animConstraint.AddSource( Dali::ParentSource( Dali::Actor::Property::SIZE ) );
742 animConstraint.AddSource( Dali::LocalSource( Dali::Actor::Property::SIZE ) );
743 animConstraint.SetRemoveAction( Constraint::Discard );
744 animConstraint.Apply();
747 Animation animation = Animation::New( Random::Range( 30.0f, 160.0f ) );
748 animation.AnimateBy( Property( child, Actor::Property::POSITION ), Vector3( 0.0f, -2000.0f, 0.0f ), AlphaFunction::LINEAR );
749 animation.SetLooping( true );
751 mBackgroundAnimations.push_back( animation );
755 void DaliTableView::AddBackgroundActors( Actor layer, int count )
757 for( int i = 0; i < count; ++i )
759 float randSize = Random::Range( 10.0f, 400.0f );
760 int shapeType = static_cast<int>( Random::Range( 0.0f, NUMBER_OF_SHAPE_IMAGES - 1 ) + 0.5f );
762 ImageView dfActor = ImageView::New();
763 dfActor.SetSize( Vector2( randSize, randSize ) );
764 dfActor.SetParentOrigin( ParentOrigin::CENTER );
766 // Set the Image URL and the custom shader at the same time
767 Dali::Property::Map effect = Toolkit::CreateDistanceFieldEffect();
768 Property::Map imageMap;
769 imageMap.Add( ImageVisual::Property::URL, SHAPE_IMAGE_TABLE[ shapeType ] );
770 imageMap.Add( Toolkit::Visual::Property::SHADER, effect );
771 dfActor.SetProperty( Toolkit::ImageView::Property::IMAGE, imageMap );
773 dfActor.SetStyleName( BUBBLE_COLOR_STYLE_NAME[ i%NUMBER_OF_BUBBLE_COLORS ] );
775 layer.Add( dfActor );
778 // Positioning will occur when the layer is relaid out
779 layer.OnRelayoutSignal().Connect( this, &DaliTableView::InitialiseBackgroundActors );
782 bool DaliTableView::PauseBackgroundAnimation()
789 void DaliTableView::PauseAnimation()
791 if( mBackgroundAnimsPlaying )
793 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
795 Animation anim = *animIter;
800 mBackgroundAnimsPlaying = false;
804 void DaliTableView::PlayAnimation()
806 if ( !mBackgroundAnimsPlaying )
808 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
810 Animation anim = *animIter;
815 mBackgroundAnimsPlaying = true;
818 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
821 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocus::Direction direction )
823 Actor nextFocusActor = proposed;
825 if( !current && !proposed )
827 // Set the initial focus to the first tile in the current page should be focused.
828 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
832 // ScrollView is being focused but nothing in the current page can be focused further
833 // in the given direction. We should work out which page to scroll to next.
834 int currentPage = mScrollView.GetCurrentPage();
835 int newPage = currentPage;
836 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
840 else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
845 newPage = std::max(0, std::min(mTotalPages - 1, newPage));
846 if( newPage == currentPage )
848 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
850 newPage = mTotalPages - 1;
851 } else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
857 // Scroll to the page in the given direction
858 mScrollView.ScrollTo(newPage);
860 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
862 // Work out the cell position for the last tile
863 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
864 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
865 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
867 // Move the focus to the last tile in the new page.
868 nextFocusActor = mPages[newPage].GetChildAt(rowPos * EXAMPLES_PER_ROW + colPos);
872 // Move the focus to the first tile in the new page.
873 nextFocusActor = mPages[newPage].GetChildAt(0);
877 return nextFocusActor;
880 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
884 mPressedActor = activatedActor;
886 // Activate the current focused actor;
887 DoTilePress( mPressedActor, PointState::UP );
891 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
893 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );
897 void DaliTableView::OnLogoTapped( Dali::Actor actor, const Dali::TapGesture& tap )
899 // Only show if currently fully hidden. If transitioning-out, the transition will not be interrupted.
900 if ( !mVersionPopup || ( mVersionPopup.GetDisplayState() == Toolkit::Popup::HIDDEN ) )
902 if ( !mVersionPopup )
904 std::ostringstream stream;
905 stream << "DALi Core: " << CORE_MAJOR_VERSION << "." << CORE_MINOR_VERSION << "." << CORE_MICRO_VERSION << std::endl << "(" << CORE_BUILD_DATE << ")\n";
906 stream << "DALi Adaptor: " << ADAPTOR_MAJOR_VERSION << "." << ADAPTOR_MINOR_VERSION << "." << ADAPTOR_MICRO_VERSION << std::endl << "(" << ADAPTOR_BUILD_DATE << ")\n";
907 stream << "DALi Toolkit: " << TOOLKIT_MAJOR_VERSION << "." << TOOLKIT_MINOR_VERSION << "." << TOOLKIT_MICRO_VERSION << std::endl << "(" << TOOLKIT_BUILD_DATE << ")\n";
909 mVersionPopup = Dali::Toolkit::Popup::New();
911 Toolkit::TextLabel titleActor = Toolkit::TextLabel::New( "Version information" );
912 titleActor.SetName( "titleActor" );
913 titleActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, HorizontalAlignment::CENTER );
914 titleActor.SetProperty( Toolkit::TextLabel::Property::TEXT_COLOR, Color::WHITE );
916 Toolkit::TextLabel contentActor = Toolkit::TextLabel::New( stream.str() );
917 contentActor.SetName( "contentActor" );
918 contentActor.SetProperty( Toolkit::TextLabel::Property::MULTI_LINE, true );
919 contentActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, HorizontalAlignment::CENTER );
920 contentActor.SetProperty( Toolkit::TextLabel::Property::TEXT_COLOR, Color::WHITE );
921 contentActor.SetPadding( Padding( 0.0f, 0.0f, 20.0f, 0.0f ) );
923 mVersionPopup.SetTitle( titleActor );
924 mVersionPopup.SetContent( contentActor );
926 mVersionPopup.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::WIDTH );
927 mVersionPopup.SetSizeModeFactor( Vector3( 0.75f, 1.0f, 1.0f ) );
928 mVersionPopup.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
930 mVersionPopup.OutsideTouchedSignal().Connect( this, &DaliTableView::HideVersionPopup );
931 Stage::GetCurrent().Add( mVersionPopup );
934 mVersionPopup.SetDisplayState( Popup::SHOWN );
938 void DaliTableView::HideVersionPopup()
940 // Only hide if currently fully shown. If transitioning-in, the transition will not be interrupted.
941 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() == Toolkit::Popup::SHOWN ) )
943 mVersionPopup.SetDisplayState( Popup::HIDDEN );