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.
19 #include "dali-table-view.h"
25 #include <dali-toolkit/public-api/styling/style-manager.h>
28 #include "shared/view.h"
31 using namespace Dali::Toolkit;
33 ///////////////////////////////////////////////////////////////////////////////
38 const std::string BUTTON_BACKWARD( "Backward" );
39 const std::string BUTTON_FORWARD( "Forward" );
40 const std::string BUTTON_QUIT( "Quit" );
41 const std::string BUTTON_OK( "Ok" );
42 const std::string BUTTON_CANCEL( "Cancel" );
44 const std::string DEFAULT_BACKGROUND_IMAGE_PATH( DALI_IMAGE_DIR "background-gradient.jpg" );
45 const std::string LOGO_PATH( DALI_IMAGE_DIR "dali-logo.png" );
46 const std::string DEFAULT_TOOLBAR_IMAGE_PATH( DALI_IMAGE_DIR "top-bar.png" );
47 const std::string BUTTON_BACKGROUND(DALI_IMAGE_DIR "button-background.png");
48 const std::string TILE_BACKGROUND(DALI_IMAGE_DIR "item-background.png");
49 const std::string TILE_BACKGROUND_ALPHA(DALI_IMAGE_DIR "item-background-alpha.png");
51 const char * const DEFAULT_TOOLBAR_TEXT( "TOUCH TO LAUNCH EXAMPLE" );
53 const float BUTTON_PRESS_ANIMATION_TIME = 0.25f; ///< Time to perform button scale effect.
54 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
55 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
56 const int EXAMPLES_PER_ROW = 3;
57 const int ROWS_PER_PAGE = 3;
58 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
59 const float LOGO_MARGIN_RATIO = 0.5f / 0.9f;
60 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
61 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
62 const Vector3 TABLE_RELATIVE_SIZE(0.9f, 0.9f, 0.8f ); ///< TableView's relative size to the entire stage. The Y value means sum of the logo and table relative heights.
63 const float STENCIL_RELATIVE_SIZE = 1.0f;
65 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
66 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
67 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
69 const int NUM_BACKGROUND_IMAGES = 18;
70 const float BACKGROUND_SWIPE_SCALE = 0.025f;
71 const float BACKGROUND_SPREAD_SCALE = 1.5f;
72 const float SCALE_MOD = 1000.0f * Math::PI * 2.0f;
73 const float SCALE_SPEED = 10.0f;
74 const float SCALE_SPEED_SIN = 0.1f;
76 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
78 const float BACKGROUND_Z = -1.0f;
79 const float BACKGROUND_SIZE_SCALE = 1.0f;
80 const Vector4 BACKGROUND_COLOR( 1.0f, 1.0f, 1.0f, 1.0f );
82 const float BUBBLE_MIN_Z = -1.0;
83 const float BUBBLE_MAX_Z = 0.0f;
85 // 3D Effect constants
86 const Vector2 ANGLE_SWING_3DEFFECT( Math::PI_2 * 0.75, Math::PI_2 * 0.75f ); ///< Angle Swing in radians
87 const Vector2 POSITION_SWING_3DEFFECT( 0.55f, 0.4f ); ///< Position Swing relative to stage size.
88 const Vector3 ANCHOR_3DEFFECT_STYLE0( -105.0f, 30.0f, -240.0f ); ///< Rotation Anchor position for 3D Effect (Style 0)
89 const Vector3 ANCHOR_3DEFFECT_STYLE1( 65.0f, -70.0f, -500.0f ); ///< Rotation Anchor position for 3D Effect (Style 1)
91 const Dali::Vector4 TABLE_TEXT_STYLE_COLOR(0.0f, 0.0f, 0.0f, 1.0f);
93 Vector3 ScalePointSize(const Vector3& vec)
95 return Vector3( DemoHelper::ScalePointSize( vec.x ), DemoHelper::ScalePointSize( vec.y ), DemoHelper::ScalePointSize( vec.z ) );
98 #define DP(x) DemoHelper::ScalePointSize(x)
101 * Creates the background image
103 ImageActor CreateBackground( std::string imagePath )
105 Image image = ResourceImage::New( imagePath );
106 ImageActor background = ImageActor::New( image );
108 background.SetAnchorPoint( AnchorPoint::CENTER );
109 background.SetParentOrigin( ParentOrigin::CENTER );
110 background.SetZ( -1.0f );
115 // These values depend on the tile image
116 const float IMAGE_BORDER_LEFT = 11.0f;
117 const float IMAGE_BORDER_RIGHT = IMAGE_BORDER_LEFT;
118 const float IMAGE_BORDER_TOP = IMAGE_BORDER_LEFT;
119 const float IMAGE_BORDER_BOTTOM = IMAGE_BORDER_LEFT;
122 * Constraint to return a position for a bubble based on the scroll value and vertical wrapping.
124 struct AnimateBubbleConstraint
127 AnimateBubbleConstraint( const Vector3& initialPos, float scale, float size )
128 : mInitialX( initialPos.x ),
134 Vector3 operator()( const Vector3& current, const PropertyInput& scrollProperty, const PropertyInput& parentSize )
136 Vector3 pos( current );
138 // Wrap bubbles verically.
139 if( pos.y + mShapeSize * 0.5f < -parentSize.GetVector3().y * 0.5f )
141 pos.y += parentSize.GetVector3().y + mShapeSize;
144 // Bubbles X position moves parallax to horizontal
145 // panning by a scale factor unique to each bubble.
146 pos.x = mInitialX + ( scrollProperty.GetVector3().x * mScale );
156 bool CompareByTitle( const Example& lhs, const Example& rhs )
158 return lhs.title < rhs.title;
163 DaliTableView::DaliTableView( Application& application )
164 : mApplication( application ),
181 mButtonsPageRelativeSize(),
185 mBackgroundAnimations(),
188 mBackgroundImagePath( DEFAULT_BACKGROUND_IMAGE_PATH ),
191 mSortAlphabetically( false ),
192 mBackgroundAnimsPlaying( false ),
193 mVersionPopupShown( false )
195 application.InitSignal().Connect( this, &DaliTableView::Initialize );
198 DaliTableView::~DaliTableView()
202 void DaliTableView::AddExample( Example example )
204 mExampleList.push_back( example );
205 mExampleMap[ example.name ] = example;
208 void DaliTableView::SetBackgroundPath( std::string imagePath )
210 mBackgroundImagePath = imagePath;
213 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
215 mSortAlphabetically = sortAlphabetically;
218 void DaliTableView::Initialize( Application& application )
220 // Provide the stylesheet
221 StyleManager styleManager = StyleManager::Get();
222 styleManager.RequestThemeChange( DALI_DEMO_THEME_PATH );
224 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
226 const Vector2 stageSize = Stage::GetCurrent().GetSize();
229 mBackground = CreateBackground( mBackgroundImagePath );
230 // set same size as parent actor
231 mBackground.SetSize( stageSize );
232 Stage::GetCurrent().Add( mBackground );
234 // Render entire content as overlays, as is all on same 2D plane.
235 mRootActor = TableView::New( 4, 1 );
236 mRootActor.SetAnchorPoint( AnchorPoint::CENTER );
237 mRootActor.SetParentOrigin( ParentOrigin::CENTER );
238 Stage::GetCurrent().Add( mRootActor );
241 Dali::Toolkit::ToolBar toolbar;
242 Dali::Layer toolBarLayer = DemoHelper::CreateToolbar(toolbar,
243 DEFAULT_TOOLBAR_IMAGE_PATH,
244 DEFAULT_TOOLBAR_TEXT,
245 DemoHelper::DEFAULT_VIEW_STYLE);
247 mRootActor.AddChild( toolBarLayer, TableView::CellPosition( 0, 0 ) );
248 const float toolbarHeight = DemoHelper::DEFAULT_VIEW_STYLE.mToolBarHeight;
249 mRootActor.SetFixedHeight( 0, toolbarHeight );
252 mLogo = CreateLogo( LOGO_PATH );
253 const float paddingHeight = ( ( 1.f-TABLE_RELATIVE_SIZE.y ) * stageSize.y );
254 const float logoMargin = paddingHeight * LOGO_MARGIN_RATIO;
255 const float logoHeight = mLogo.GetImage().GetHeight() + logoMargin;
256 mRootActor.SetFixedHeight( 1, logoHeight );
258 // Show version in a popup when log is tapped
259 mLogoTapDetector = TapGestureDetector::New();
260 mLogoTapDetector.Attach( mLogo );
261 mLogoTapDetector.DetectedSignal().Connect( this, &DaliTableView::OnLogoTapped );
263 const float bottomMargin = paddingHeight * BOTTOM_PADDING_RATIO;
264 mButtonsPageRelativeSize = Vector3( TABLE_RELATIVE_SIZE.x, 1.f - ( toolbarHeight + logoHeight + bottomMargin) / stageSize.height, TABLE_RELATIVE_SIZE.z );
265 mRootActor.SetFixedHeight( 2, mButtonsPageRelativeSize.y * stageSize.height );
267 Alignment alignment = Alignment::New();
268 alignment.Add(mLogo);
269 mRootActor.AddChild( alignment, TableView::CellPosition( 1, 0 ) );
271 // scrollview occupying the majority of the screen
272 mScrollView = ScrollView::New();
274 mScrollView.SetAnchorPoint( AnchorPoint::CENTER );
275 mScrollView.SetParentOrigin( ParentOrigin::CENTER );
276 // Note: Currently, changing mScrollView to use SizeMode RELATIVE_TO_PARENT
277 // will cause scroll ends to appear in the wrong position.
278 mScrollView.ApplyConstraint( Dali::Constraint::New<Dali::Vector3>( Dali::Actor::Property::SIZE, Dali::ParentSource( Dali::Actor::Property::SIZE ), Dali::RelativeToConstraint( SCROLLVIEW_RELATIVE_SIZE ) ) );
279 mScrollView.SetAxisAutoLock( true );
280 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
281 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
282 mScrollView.TouchedSignal().Connect( this, &DaliTableView::OnScrollTouched );
284 mScrollViewLayer = Layer::New();
285 mScrollViewLayer.SetAnchorPoint( AnchorPoint::CENTER );
286 mScrollViewLayer.SetParentOrigin( ParentOrigin::CENTER );
287 mScrollViewLayer.SetDrawMode( DrawMode::OVERLAY );
289 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
290 SetupBackground( mScrollView, mScrollViewLayer, stageSize );
292 mScrollViewLayer.Add( mScrollView );
293 mRootActor.AddChild( mScrollViewLayer, TableView::CellPosition( 2, 0 ) );
295 // Add scroll view effect and setup constraints on pages
296 ApplyScrollViewEffect();
298 // Add pages and tiles
301 // Remove constraints for inner cube effect
302 ApplyCubeEffectToActors();
304 // Set initial orientation
305 unsigned int degrees = application.GetOrientation().GetDegrees();
308 Dali::Window winHandle = application.GetWindow();
309 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
310 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
311 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
312 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
314 Dali::Orientation orientation = winHandle.GetOrientation();
315 orientation.ChangedSignal().Connect( this, &DaliTableView::OrientationChanged );
317 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
320 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
321 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
322 mAnimationTimer.Start();
323 mBackgroundAnimsPlaying = true;
325 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
326 KeyboardFocusManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
329 void DaliTableView::ApplyCubeEffectToActors()
331 for( ActorIter pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
333 Actor page = *pageIter;
335 unsigned int numChildren = page.GetChildCount();
336 Actor pageActor = page;
337 for( unsigned int i=0; i<numChildren; ++i)
339 // Remove old effect's manual constraints.
340 Actor child = pageActor.GetChildAt(i);
343 ApplyCubeEffectToActor( child );
348 void DaliTableView::Populate()
350 const Vector2 stageSize = Stage::GetCurrent().GetSize();
352 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
354 // Populate ScrollView.
355 if( mExampleList.size() > 0 )
357 if( mSortAlphabetically )
359 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
362 unsigned int exampleCount = 0;
363 ExampleListConstIter iter = mExampleList.begin();
365 for( int t = 0; t < mTotalPages; t++ )
367 // Create Table. (contains up to 9 Examples)
368 Actor page = Actor::New();
370 // Add tableView to container.
371 mScrollView.Add( page );
373 page.SetAnchorPoint( AnchorPoint::CENTER );
374 page.SetParentOrigin( ParentOrigin::CENTER );
375 page.SetSizeMode( SIZE_EQUAL_TO_PARENT );
377 // add cells to table
378 const float margin = 4.0f;
380 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
381 const Size tileSize((stageSize.x * mButtonsPageRelativeSize.x / EXAMPLES_PER_ROW) - margin, (stageSize.y * mButtonsPageRelativeSize.y / ROWS_PER_PAGE) - margin );
383 for(int row = 0; row < ROWS_PER_PAGE; row++)
385 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
387 const Example& example = ( *iter );
389 Actor tile = CreateTile( example.name, example.title, tileSize, true );
390 FocusManager focusManager = FocusManager::Get();
391 focusManager.SetFocusOrder( tile, ++exampleCount );
392 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_LABEL,
394 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_TRAIT, "Tile" );
395 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_HINT,
396 "You can run this example" );
398 Vector3 position( margin * 0.5f + (tileSize.x + margin) * column - stageSize.width * mButtonsPageRelativeSize.x * 0.5f,
399 margin * 0.5f + (tileSize.y + margin) * row - stageSize.height * mButtonsPageRelativeSize.y * 0.5f,
401 tile.SetPosition( position + Vector3( tileSize.x, tileSize.y, 0.0f ) * 0.5f );
402 tile.SetSize( tileSize );
407 if( iter == mExampleList.end() )
413 if( iter == mExampleList.end() )
419 // Set tableview position
420 Vector3 pagePos( stageSize.x * mButtonsPageRelativeSize.x * t, 0.0f, 0.0f );
421 page.SetPosition( pagePos );
423 mPages.push_back( page );
425 if( iter == mExampleList.end() )
432 // Update Ruler info.
433 mScrollRulerX = new FixedRuler( stageSize.width * mButtonsPageRelativeSize.x );
434 mScrollRulerY = new DefaultRuler();
435 mScrollRulerX->SetDomain( RulerDomain( 0.0f, mTotalPages * stageSize.width * mButtonsPageRelativeSize.x, true ) );
436 mScrollRulerY->Disable();
437 mScrollView.SetRulerX( mScrollRulerX );
438 mScrollView.SetRulerY( mScrollRulerY );
441 void DaliTableView::OrientationChanged( Orientation orientation )
443 // TODO: Implement if orientation change required
446 void DaliTableView::Rotate( unsigned int degrees )
448 // Resize the root actor
449 Vector2 stageSize = Stage::GetCurrent().GetSize();
450 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
452 if( degrees == 90 || degrees == 270 )
454 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
457 if( mRotateAnimation )
459 mRotateAnimation.Stop();
460 mRotateAnimation.Clear();
463 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
464 mRotateAnimation.RotateTo( mRootActor, Degree( 360 - degrees ), Vector3::ZAXIS, AlphaFunctions::EaseOut );
465 mRotateAnimation.Resize( mRootActor, targetSize, AlphaFunctions::EaseOut );
466 mRotateAnimation.Play();
469 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Size& parentSize, bool addBackground )
471 Actor tile = Actor::New();
472 tile.SetName( name );
473 tile.SetAnchorPoint( AnchorPoint::CENTER );
474 tile.SetParentOrigin( ParentOrigin::CENTER );
476 // create background image
479 Image bg = ResourceImage::New( TILE_BACKGROUND );
480 ImageActor image = ImageActor::New( bg );
481 image.SetAnchorPoint( AnchorPoint::CENTER );
482 image.SetParentOrigin( ParentOrigin::CENTER );
483 // make the image 100% of tile
484 image.SetSizeMode( SIZE_EQUAL_TO_PARENT );
485 // move image back to get text appear in front
487 image.SetStyle( ImageActor::STYLE_NINE_PATCH );
488 image.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
492 ImageActor stencil = NewStencilImage();
493 stencil.SetSizeMode( SIZE_EQUAL_TO_PARENT );
494 image.Add( stencil );
497 TextLabel label = TextLabel::New();
498 label.SetAnchorPoint( AnchorPoint::TOP_LEFT );
499 label.SetSize( parentSize );
500 label.SetProperty( Control::Property::STYLE_NAME, "launcherlabel" );
501 label.SetProperty( TextLabel::Property::MULTI_LINE, true );
502 label.SetProperty( TextLabel::Property::TEXT, title );
503 label.SetProperty( TextLabel::Property::ALIGNMENT, "CENTER" );
504 label.SetColor( TABLE_TEXT_STYLE_COLOR );
507 // Set the tile to be keyboard focusable
508 tile.SetKeyboardFocusable(true);
510 // connect to the touch events
511 tile.TouchedSignal().Connect( this, &DaliTableView::OnTilePressed );
512 tile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
517 ImageActor DaliTableView::NewStencilImage()
519 Image alpha = ResourceImage::New( TILE_BACKGROUND_ALPHA );
521 ImageActor stencilActor = ImageActor::New( alpha );
522 stencilActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
523 stencilActor.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
525 stencilActor.SetParentOrigin( ParentOrigin::CENTER );
526 stencilActor.SetAnchorPoint( AnchorPoint::CENTER );
527 stencilActor.SetDrawMode( DrawMode::STENCIL );
529 Dali::ShaderEffect shaderEffect = AlphaDiscardEffect::New();
530 stencilActor.SetShaderEffect( shaderEffect );
535 bool DaliTableView::OnTilePressed( Actor actor, const TouchEvent& event )
537 bool consumed = false;
539 const TouchPoint& point = event.GetPoint( 0 );
540 if( TouchPoint::Down == point.state )
542 mPressedActor = actor;
546 // A button press is only valid if the Down & Up events
547 // both occurred within the button.
548 if( ( TouchPoint::Up == point.state ) &&
549 ( mPressedActor == actor ) )
551 std::string name = actor.GetName();
552 ExampleMapConstIter iter = mExampleMap.find( name );
554 FocusManager focusManager = FocusManager::Get();
556 if( iter != mExampleMap.end() )
558 // ignore Example button presses when scrolling or button animating.
559 if( ( !mScrolling ) && ( !mPressedAnimation ) )
561 // do nothing, until pressed animation finished.
568 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
569 mPressedAnimation.SetEndAction( Animation::Discard );
571 // scale the content actor within the Tile, as to not affect the placement within the Table.
572 Actor content = actor.GetChildAt(0);
573 mPressedAnimation.ScaleTo( content, Vector3( 0.9f, 0.9f, 1.0f ), AlphaFunctions::EaseInOut, 0.0f,
574 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
575 mPressedAnimation.ScaleTo( content, Vector3::ONE, AlphaFunctions::EaseInOut, BUTTON_PRESS_ANIMATION_TIME * 0.5f,
576 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
577 mPressedAnimation.Play();
578 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
584 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
586 mPressedAnimation.Reset();
589 std::string name = mPressedActor.GetName();
590 ExampleMapConstIter iter = mExampleMap.find( name );
592 if( iter == mExampleMap.end() )
594 if( name == BUTTON_QUIT )
596 // Move focus to the OK button
597 FocusManager focusManager = FocusManager::Get();
599 // Enable the group mode and wrap mode
600 focusManager.SetGroupMode( true );
601 focusManager.SetWrapMode( true );
606 const Example& example( iter->second );
608 std::stringstream stream;
609 stream << DALI_EXAMPLE_BIN << example.name.c_str();
613 execlp( stream.str().c_str(), example.name.c_str(), NULL );
614 DALI_ASSERT_ALWAYS(false && "exec failed!");
617 mPressedActor.Reset();
621 void DaliTableView::OnScrollStart( const Dali::Vector3& position )
628 void DaliTableView::OnScrollComplete( const Dali::Vector3& position )
632 // move focus to 1st item of new page
633 FocusManager focusManager = FocusManager::Get();
634 focusManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
636 ApplyCubeEffectToActors();
639 bool DaliTableView::OnScrollTouched( Actor actor, const TouchEvent& event )
641 const TouchPoint& point = event.GetPoint( 0 );
642 if( TouchPoint::Down == point.state )
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 mScrollViewEffect = ScrollViewCubeEffect::New();
668 mScrollView.SetScrollSnapDuration( EFFECT_SNAP_DURATION );
669 mScrollView.SetScrollFlickDuration( EFFECT_FLICK_DURATION );
670 mScrollView.RemoveConstraintsFromChildren();
673 void DaliTableView::ApplyCubeEffectToActor( Actor actor )
675 actor.RemoveConstraints();
677 ScrollViewCubeEffect cubeEffect = ScrollViewCubeEffect::DownCast(mScrollViewEffect);
678 cubeEffect.ApplyToActor( actor,
679 ScalePointSize( ( rand() & 1 ) ? ANCHOR_3DEFFECT_STYLE0 : ANCHOR_3DEFFECT_STYLE1 ),
680 ANGLE_SWING_3DEFFECT,
681 POSITION_SWING_3DEFFECT * Vector2(Stage::GetCurrent().GetSize()));
684 void DaliTableView::OnKeyEvent( const KeyEvent& event )
686 if( event.state == KeyEvent::Down )
688 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
690 if ( mVersionPopup && mVersionPopupShown )
702 void DaliTableView::SetupBackground( Actor bubbleContainer, Actor backgroundLayer, const Vector2& size )
704 // Create distance field shape.
705 BufferImage distanceField;
706 Size imageSize( 512, 512 );
707 CreateShapeImage( CIRCLE, imageSize, distanceField );
709 // Create solid background colour.
710 ImageActor backgroundColourActor = Dali::Toolkit::CreateSolidColorActor( BACKGROUND_COLOR );
711 backgroundColourActor.SetAnchorPoint( AnchorPoint::CENTER );
712 backgroundColourActor.SetParentOrigin( ParentOrigin::CENTER );
713 backgroundColourActor.SetSize( size * BACKGROUND_SIZE_SCALE );
714 backgroundColourActor.SetZ( BACKGROUND_Z );
715 backgroundColourActor.SetPositionInheritanceMode( DONT_INHERIT_POSITION );
716 backgroundLayer.Add( backgroundColourActor );
718 // Add bubbles to the bubbleContainer.
719 // Note: The bubbleContainer is parented externally to this function.
720 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES, distanceField, size );
723 void DaliTableView::AddBackgroundActors( Actor layer, int count, BufferImage distanceField, const Dali::Vector2& size )
725 for( int i = 0; i < count; ++i )
727 float randSize = Random::Range( 10.0f, 400.0f );
728 float hue = Random::Range( 0.3f, 1.0f );
729 Vector4 randColour( hue, hue*0.5, 0.0f, Random::Range( 0.3f, 0.6f ));
731 ImageActor dfActor = ImageActor::New( distanceField );
732 mBackgroundActors.push_back( dfActor );
733 dfActor.SetSize( Vector2( randSize, randSize ) );
734 dfActor.SetParentOrigin( ParentOrigin::CENTER );
736 Toolkit::DistanceFieldEffect effect = Toolkit::DistanceFieldEffect::New();
737 dfActor.SetShaderEffect( effect );
738 dfActor.SetColor( randColour );
739 effect.SetOutlineParams( Vector2( 0.55f, 0.00f ) );
740 effect.SetSmoothingEdge( 0.5f );
741 layer.Add( dfActor );
745 Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.5f * BACKGROUND_SPREAD_SCALE ),
746 Random::Range( -size.y * 0.5f - randSize, size.y * 0.5f + randSize ),
747 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
748 dfActor.SetPosition( actorPos );
750 // Define bubble horizontal parallax and vertical wrapping
751 Constraint animConstraint = Constraint::New < Vector3 > ( Actor::Property::POSITION,
752 Source( mScrollView, mScrollView.GetPropertyIndex( ScrollView::SCROLL_POSITION_PROPERTY_NAME ) ),
753 Dali::ParentSource( Dali::Actor::Property::SIZE ),
754 AnimateBubbleConstraint( actorPos, Random::Range( -0.85f, 0.25f ), randSize ) );
755 dfActor.ApplyConstraint( animConstraint );
758 Animation animation = Animation::New( Random::Range( 40.0f, 200.0f ) );
759 KeyFrames keyframes = KeyFrames::New();
760 keyframes.Add( 0.0f, actorPos );
761 Vector3 toPos( actorPos );
762 toPos.y -= ( size.y + randSize );
763 keyframes.Add( 1.0f, toPos );
764 animation.AnimateBetween( Property( dfActor, Actor::Property::POSITION ), keyframes );
765 animation.SetLooping( true );
767 mBackgroundAnimations.push_back( animation );
771 void DaliTableView::CreateShapeImage( ShapeType shapeType, const Size& size, BufferImage& distanceFieldOut )
773 // this bitmap will hold the alpha map for the distance field shader
774 distanceFieldOut = BufferImage::New( size.width, size.height, Pixel::A8 );
776 // Generate bit pattern
777 std::vector< unsigned char > imageDataA8;
778 imageDataA8.reserve( size.width * size.height ); // A8
783 GenerateCircle( size, imageDataA8 );
786 GenerateSquare( size, imageDataA8 );
792 PixelBuffer* buffer = distanceFieldOut.GetBuffer();
795 GenerateDistanceFieldMap( &imageDataA8[ 0 ], size, buffer, size, 8.0f, size );
796 distanceFieldOut.Update();
800 void DaliTableView::GenerateSquare( const Size& size, std::vector< unsigned char >& distanceFieldOut )
802 for( int h = 0; h < size.height; ++h )
804 for( int w = 0; w < size.width; ++w )
806 distanceFieldOut.push_back( 0xFF );
811 void DaliTableView::GenerateCircle( const Size& size, std::vector< unsigned char >& distanceFieldOut )
813 const float radius = size.width * 0.5f * size.width * 0.5f;
814 Vector2 center( size.width / 2, size.height / 2 );
816 for( int h = 0; h < size.height; ++h )
818 for( int w = 0; w < size.width; ++w )
821 Vector2 dist = pos - center;
823 if( dist.x * dist.x + dist.y * dist.y > radius )
825 distanceFieldOut.push_back( 0x00 );
829 distanceFieldOut.push_back( 0xFF );
835 ImageActor DaliTableView::CreateLogo( std::string imagePath )
837 Image image = ResourceImage::New( imagePath );
838 ImageActor logo = ImageActor::New( image );
840 logo.SetAnchorPoint( AnchorPoint::CENTER );
841 logo.SetParentOrigin( ParentOrigin::BOTTOM_CENTER );
846 bool DaliTableView::PauseBackgroundAnimation()
853 void DaliTableView::PauseAnimation()
855 if( mBackgroundAnimsPlaying )
857 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
859 Animation anim = *animIter;
864 mBackgroundAnimsPlaying = false;
868 void DaliTableView::PlayAnimation()
870 if ( !mBackgroundAnimsPlaying )
872 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
874 Animation anim = *animIter;
879 mBackgroundAnimsPlaying = true;
882 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
885 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction )
887 Actor nextFocusActor = proposed;
889 if ( !current && !proposed )
891 // Set the initial focus to the first tile in the current page should be focused.
892 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
894 else if( !proposed || (proposed && proposed == mScrollViewLayer) )
896 // ScrollView is being focused but nothing in the current page can be focused further
897 // in the given direction. We should work out which page to scroll to next.
898 int currentPage = mScrollView.GetCurrentPage();
899 int newPage = currentPage;
900 if( direction == Dali::Toolkit::Control::Left )
904 else if( direction == Dali::Toolkit::Control::Right )
909 newPage = std::max(0, std::min(static_cast<int>(mScrollRulerX->GetTotalPages() - 1), newPage));
910 if( newPage == currentPage )
912 if( direction == Dali::Toolkit::Control::Left )
914 newPage = mScrollRulerX->GetTotalPages() - 1;
915 } else if( direction == Dali::Toolkit::Control::Right )
921 // Scroll to the page in the given direction
922 mScrollView.ScrollTo(newPage);
924 if( direction == Dali::Toolkit::Control::Left )
926 // Work out the cell position for the last tile
927 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
928 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
929 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
931 // Move the focus to the last tile in the new page.
932 nextFocusActor = mPages[newPage].GetChildAt(colPos * EXAMPLES_PER_ROW + rowPos);
936 // Move the focus to the first tile in the new page.
937 nextFocusActor = mPages[newPage].GetChildAt(0);
941 return nextFocusActor;
944 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
948 mPressedActor = activatedActor;
950 // Activate the current focused actor;
951 TouchEvent touchEventUp;
952 touchEventUp.points.push_back( TouchPoint ( 0, TouchPoint::Up, 0.0f, 0.0f ) );
953 OnTilePressed(mPressedActor, touchEventUp);
957 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
959 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );
963 void DaliTableView::OnLogoTapped( Dali::Actor actor, const Dali::TapGesture& tap )
965 if ( !mVersionPopupShown )
967 if ( !mVersionPopup )
969 std::ostringstream stream;
970 stream << "DALi Core: " << CORE_MAJOR_VERSION << "." << CORE_MINOR_VERSION << "." << CORE_MICRO_VERSION << std::endl << "(" << CORE_BUILD_DATE << ")" << std::endl << std::endl;
971 stream << "DALi Adaptor: " << ADAPTOR_MAJOR_VERSION << "." << ADAPTOR_MINOR_VERSION << "." << ADAPTOR_MICRO_VERSION << std::endl << "(" << ADAPTOR_BUILD_DATE << ")" << std::endl << std::endl;
972 stream << "DALi Toolkit: " << TOOLKIT_MAJOR_VERSION << "." << TOOLKIT_MINOR_VERSION << "." << TOOLKIT_MICRO_VERSION << std::endl << "(" << TOOLKIT_BUILD_DATE << ")";
974 mVersionPopup = Dali::Toolkit::Popup::New();
975 mVersionPopup.SetTitle( stream.str() );
976 mVersionPopup.SetParentOrigin( ParentOrigin::CENTER );
977 mVersionPopup.SetAnchorPoint( AnchorPoint::CENTER );
978 mVersionPopup.HideTail();
979 mVersionPopup.OutsideTouchedSignal().Connect( this, &DaliTableView::HideVersionPopup );
980 mVersionPopup.HiddenSignal().Connect( this, &DaliTableView::PopupHidden );
982 Dali::Stage::GetCurrent().Add( mVersionPopup );
985 mVersionPopup.Show();
986 mVersionPopupShown = true;
990 void DaliTableView::HideVersionPopup()
994 mVersionPopup.Hide();
998 void DaliTableView::PopupHidden()
1000 if ( mVersionPopup )
1002 mVersionPopupShown = false;