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"
27 #include "shared/view.h"
30 using namespace Dali::Toolkit;
32 ///////////////////////////////////////////////////////////////////////////////
37 const std::string BUTTON_BACKWARD( "Backward" );
38 const std::string BUTTON_FORWARD( "Forward" );
39 const std::string BUTTON_QUIT( "Quit" );
40 const std::string BUTTON_OK( "Ok" );
41 const std::string BUTTON_CANCEL( "Cancel" );
43 const std::string DEFAULT_BACKGROUND_IMAGE_PATH( DALI_IMAGE_DIR "background-gradient.jpg" );
44 const std::string LOGO_PATH( DALI_IMAGE_DIR "dali-logo.png" );
45 const std::string DEFAULT_TOOLBAR_IMAGE_PATH( DALI_IMAGE_DIR "top-bar.png" );
46 const std::string BUTTON_BACKGROUND(DALI_IMAGE_DIR "button-background.png");
47 const std::string TILE_BACKGROUND(DALI_IMAGE_DIR "item-background.png");
48 const std::string TILE_BACKGROUND_ALPHA(DALI_IMAGE_DIR "item-background-alpha.png");
50 const char * const DEFAULT_TOOLBAR_TEXT( "TOUCH TO LAUNCH EXAMPLE" );
52 const float BUTTON_PRESS_ANIMATION_TIME = 0.25f; ///< Time to perform button scale effect.
53 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
54 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
55 const int EXAMPLES_PER_ROW = 3;
56 const int ROWS_PER_PAGE = 3;
57 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
58 const float LOGO_MARGIN_RATIO = 0.5f / 0.9f;
59 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
60 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
61 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.
62 const float STENCIL_RELATIVE_SIZE = 1.0f;
64 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
65 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
66 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
68 const int NUM_BACKGROUND_IMAGES = 18;
69 const float BACKGROUND_SWIPE_SCALE = 0.025f;
70 const float BACKGROUND_SPREAD_SCALE = 1.5f;
71 const float SCALE_MOD = 1000.0f * Math::PI * 2.0f;
72 const float SCALE_SPEED = 10.0f;
73 const float SCALE_SPEED_SIN = 0.1f;
75 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
77 const float BACKGROUND_Z = -1.0f;
78 const float BACKGROUND_SIZE_SCALE = 1.0f;
79 const Vector4 BACKGROUND_COLOR( 1.0f, 1.0f, 1.0f, 1.0f );
81 const float BUBBLE_MIN_Z = -1.0;
82 const float BUBBLE_MAX_Z = 0.0f;
84 // 3D Effect constants
85 const Vector2 ANGLE_SWING_3DEFFECT( Math::PI_2 * 0.75, Math::PI_2 * 0.75f ); ///< Angle Swing in radians
86 const Vector2 POSITION_SWING_3DEFFECT( 0.55f, 0.4f ); ///< Position Swing relative to stage size.
87 const Vector3 ANCHOR_3DEFFECT_STYLE0( -105.0f, 30.0f, -240.0f ); ///< Rotation Anchor position for 3D Effect (Style 0)
88 const Vector3 ANCHOR_3DEFFECT_STYLE1( 65.0f, -70.0f, -500.0f ); ///< Rotation Anchor position for 3D Effect (Style 1)
90 //const std::string DEFAULT_TEXT_STYLE_FONT_FAMILY("HelveticaNeue");
91 //const std::string DEFAULT_TEXT_STYLE_FONT_STYLE("Regular");
92 //const Dali::Vector4 DEFAULT_TEXT_STYLE_COLOR(0.7f, 0.7f, 0.7f, 1.0f);
94 //const std::string TABLE_TEXT_STYLE_FONT_FAMILY("HelveticaNeue");
95 //const std::string TABLE_TEXT_STYLE_FONT_STYLE("Regular");
96 //const Dali::PointSize TABLE_TEXT_STYLE_POINT_SIZE( 8.0f );
97 //const Dali::TextStyle::Weight TABLE_TEXT_STYLE_WEIGHT(Dali::TextStyle::LIGHT);
98 //const Dali::Vector4 TABLE_TEXT_STYLE_COLOR(0.0f, 0.0f, 0.0f, 1.0f);
100 Vector3 ScalePointSize(const Vector3& vec)
102 return Vector3( DemoHelper::ScalePointSize( vec.x ), DemoHelper::ScalePointSize( vec.y ), DemoHelper::ScalePointSize( vec.z ) );
105 #define DP(x) DemoHelper::ScalePointSize(x)
108 * Creates the background image
110 ImageActor CreateBackground( std::string imagePath )
112 Image image = ResourceImage::New( imagePath );
113 ImageActor background = ImageActor::New( image );
115 background.SetAnchorPoint( AnchorPoint::CENTER );
116 background.SetParentOrigin( ParentOrigin::CENTER );
117 background.SetZ( -1.0f );
122 // These values depend on the tile image
123 const float IMAGE_BORDER_LEFT = 11.0f;
124 const float IMAGE_BORDER_RIGHT = IMAGE_BORDER_LEFT;
125 const float IMAGE_BORDER_TOP = IMAGE_BORDER_LEFT;
126 const float IMAGE_BORDER_BOTTOM = IMAGE_BORDER_LEFT;
129 * Constraint to return a position for a bubble based on the scroll value and vertical wrapping.
131 struct AnimateBubbleConstraint
134 AnimateBubbleConstraint( const Vector3& initialPos, float scale, float size )
135 : mInitialX( initialPos.x ),
141 Vector3 operator()( const Vector3& current, const PropertyInput& scrollProperty, const PropertyInput& parentSize )
143 Vector3 pos( current );
145 // Wrap bubbles verically.
146 if( pos.y + mShapeSize * 0.5f < -parentSize.GetVector3().y * 0.5f )
148 pos.y += parentSize.GetVector3().y + mShapeSize;
151 // Bubbles X position moves parallax to horizontal
152 // panning by a scale factor unique to each bubble.
153 pos.x = mInitialX + ( scrollProperty.GetVector3().x * mScale );
163 bool CompareByTitle( const Example& lhs, const Example& rhs )
165 return lhs.title < rhs.title;
170 DaliTableView::DaliTableView( Application& application )
171 : mApplication( application ),
173 mBackgroundImagePath( DEFAULT_BACKGROUND_IMAGE_PATH ),
174 mSortAlphabetically( false ),
175 mBackgroundAnimsPlaying( false )
177 application.InitSignal().Connect( this, &DaliTableView::Initialize );
180 DaliTableView::~DaliTableView()
184 void DaliTableView::AddExample( Example example )
186 mExampleList.push_back( example );
187 mExampleMap[ example.name ] = example;
190 void DaliTableView::SetBackgroundPath( std::string imagePath )
192 mBackgroundImagePath = imagePath;
195 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
197 mSortAlphabetically = sortAlphabetically;
200 void DaliTableView::Initialize( Application& application )
202 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
204 const Vector2 stageSize = Stage::GetCurrent().GetSize();
207 mBackground = CreateBackground( mBackgroundImagePath );
208 // set same size as parent actor
209 mBackground.SetSize( stageSize );
210 Stage::GetCurrent().Add( mBackground );
212 // Render entire content as overlays, as is all on same 2D plane.
213 mRootActor = TableView::New( 4, 1 );
214 mRootActor.SetAnchorPoint( AnchorPoint::CENTER );
215 mRootActor.SetParentOrigin( ParentOrigin::CENTER );
216 Stage::GetCurrent().Add( mRootActor );
219 Dali::Toolkit::ToolBar toolbar;
220 Dali::Layer toolBarLayer = DemoHelper::CreateToolbar(toolbar,
221 DEFAULT_TOOLBAR_IMAGE_PATH,
222 DEFAULT_TOOLBAR_TEXT,
223 DemoHelper::DEFAULT_VIEW_STYLE);
225 mRootActor.AddChild( toolBarLayer, TableView::CellPosition( 0, 0 ) );
226 const float toolbarHeight = DemoHelper::DEFAULT_VIEW_STYLE.mToolBarHeight;
227 mRootActor.SetFixedHeight( 0, toolbarHeight );
230 mLogo = CreateLogo( LOGO_PATH );
231 const float paddingHeight = ( ( 1.f-TABLE_RELATIVE_SIZE.y ) * stageSize.y );
232 const float logoMargin = paddingHeight * LOGO_MARGIN_RATIO;
233 const float logoHeight = mLogo.GetImage().GetHeight() + logoMargin;
234 mRootActor.SetFixedHeight( 1, logoHeight );
236 const float bottomMargin = paddingHeight * BOTTOM_PADDING_RATIO;
237 mButtonsPageRelativeSize = Vector3( TABLE_RELATIVE_SIZE.x, 1.f - ( toolbarHeight + logoHeight + bottomMargin) / stageSize.height, TABLE_RELATIVE_SIZE.z );
238 mRootActor.SetFixedHeight( 2, mButtonsPageRelativeSize.y * stageSize.height );
240 Alignment alignment = Alignment::New();
241 alignment.Add(mLogo);
242 mRootActor.AddChild( alignment, TableView::CellPosition( 1, 0 ) );
244 // scrollview occupying the majority of the screen
245 mScrollView = ScrollView::New();
247 mScrollView.SetAnchorPoint( AnchorPoint::CENTER );
248 mScrollView.SetParentOrigin( ParentOrigin::CENTER );
249 // Note: Currently, changing mScrollView to use SizeMode RELATIVE_TO_PARENT
250 // will cause scroll ends to appear in the wrong position.
251 mScrollView.ApplyConstraint( Dali::Constraint::New<Dali::Vector3>( Dali::Actor::Property::Size, Dali::ParentSource( Dali::Actor::Property::Size ), Dali::RelativeToConstraint( SCROLLVIEW_RELATIVE_SIZE ) ) );
252 mScrollView.SetAxisAutoLock( true );
253 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
254 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
255 mScrollView.TouchedSignal().Connect( this, &DaliTableView::OnScrollTouched );
257 mScrollViewLayer = Layer::New();
258 mScrollViewLayer.SetAnchorPoint( AnchorPoint::CENTER );
259 mScrollViewLayer.SetParentOrigin( ParentOrigin::CENTER );
260 mScrollViewLayer.SetDrawMode( DrawMode::OVERLAY );
262 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
263 SetupBackground( mScrollView, mScrollViewLayer, stageSize );
265 mScrollViewLayer.Add( mScrollView );
266 mRootActor.AddChild( mScrollViewLayer, TableView::CellPosition( 2, 0 ) );
268 // Add scroll view effect and setup constraints on pages
269 ApplyScrollViewEffect();
271 // Add pages and tiles
274 // Remove constraints for inner cube effect
275 ApplyCubeEffectToActors();
277 // Set initial orientation
278 unsigned int degrees = application.GetOrientation().GetDegrees();
281 Dali::Window winHandle = application.GetWindow();
282 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
283 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
284 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
285 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
287 Dali::Orientation orientation = winHandle.GetOrientation();
288 orientation.ChangedSignal().Connect( this, &DaliTableView::OrientationChanged );
290 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
293 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
294 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
295 mAnimationTimer.Start();
296 mBackgroundAnimsPlaying = true;
298 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
299 KeyboardFocusManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
302 void DaliTableView::ApplyCubeEffectToActors()
304 for( ActorIter pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
306 Actor page = *pageIter;
308 unsigned int numChildren = page.GetChildCount();
309 Actor pageActor = page;
310 for( unsigned int i=0; i<numChildren; ++i)
312 // Remove old effect's manual constraints.
313 Actor child = pageActor.GetChildAt(i);
316 ApplyCubeEffectToActor( child );
321 void DaliTableView::Populate()
323 const Vector2 stageSize = Stage::GetCurrent().GetSize();
325 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
327 // Populate ScrollView.
328 if( mExampleList.size() > 0 )
330 if( mSortAlphabetically )
332 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
335 unsigned int exampleCount = 0;
336 ExampleListConstIter iter = mExampleList.begin();
338 for( int t = 0; t < mTotalPages; t++ )
340 // Create Table. (contains up to 9 Examples)
341 Actor page = Actor::New();
343 // Add tableView to container.
344 mScrollView.Add( page );
346 page.SetAnchorPoint( AnchorPoint::CENTER );
347 page.SetParentOrigin( ParentOrigin::CENTER );
348 page.SetSizeMode( SIZE_EQUAL_TO_PARENT );
350 // add cells to table
351 const float margin = 4.0f;
353 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
354 const Size tileSize((stageSize.x * mButtonsPageRelativeSize.x / EXAMPLES_PER_ROW) - margin, (stageSize.y * mButtonsPageRelativeSize.y / ROWS_PER_PAGE) - margin );
356 for(int row = 0; row < ROWS_PER_PAGE; row++)
358 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
360 const Example& example = ( *iter );
362 Actor tile = CreateTile( example.name, example.title, tileSize, true );
363 FocusManager focusManager = FocusManager::Get();
364 focusManager.SetFocusOrder( tile, ++exampleCount );
365 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_LABEL,
367 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_TRAIT, "Tile" );
368 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_HINT,
369 "You can run this example" );
371 Vector3 position( margin * 0.5f + (tileSize.x + margin) * column - stageSize.width * mButtonsPageRelativeSize.x * 0.5f,
372 margin * 0.5f + (tileSize.y + margin) * row - stageSize.height * mButtonsPageRelativeSize.y * 0.5f,
374 tile.SetPosition( position + Vector3( tileSize.x, tileSize.y, 0.0f ) * 0.5f );
375 tile.SetSize( tileSize );
380 if( iter == mExampleList.end() )
386 if( iter == mExampleList.end() )
392 // Set tableview position
393 Vector3 pagePos( stageSize.x * mButtonsPageRelativeSize.x * t, 0.0f, 0.0f );
394 page.SetPosition( pagePos );
396 mPages.push_back( page );
398 if( iter == mExampleList.end() )
405 // Update Ruler info.
406 mScrollRulerX = new FixedRuler( stageSize.width * mButtonsPageRelativeSize.x );
407 mScrollRulerY = new DefaultRuler();
408 mScrollRulerX->SetDomain( RulerDomain( 0.0f, mTotalPages * stageSize.width * mButtonsPageRelativeSize.x, true ) );
409 mScrollRulerY->Disable();
410 mScrollView.SetRulerX( mScrollRulerX );
411 mScrollView.SetRulerY( mScrollRulerY );
414 void DaliTableView::OrientationChanged( Orientation orientation )
416 // TODO: Implement if orientation change required
419 void DaliTableView::Rotate( unsigned int degrees )
421 // Resize the root actor
422 Vector2 stageSize = Stage::GetCurrent().GetSize();
423 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
425 if( degrees == 90 || degrees == 270 )
427 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
430 if( mRotateAnimation )
432 mRotateAnimation.Stop();
433 mRotateAnimation.Clear();
436 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
437 mRotateAnimation.RotateTo( mRootActor, Degree( 360 - degrees ), Vector3::ZAXIS, AlphaFunctions::EaseOut );
438 mRotateAnimation.Resize( mRootActor, targetSize, AlphaFunctions::EaseOut );
439 mRotateAnimation.Play();
442 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Size& parentSize, bool addBackground )
444 Actor tile = Actor::New();
445 tile.SetName( name );
446 tile.SetAnchorPoint( AnchorPoint::CENTER );
447 tile.SetParentOrigin( ParentOrigin::CENTER );
449 // create background image
452 Image bg = ResourceImage::New( TILE_BACKGROUND );
453 ImageActor image = ImageActor::New( bg );
454 image.SetAnchorPoint( AnchorPoint::CENTER );
455 image.SetParentOrigin( ParentOrigin::CENTER );
456 // make the image 100% of tile
457 image.SetSizeMode( SIZE_EQUAL_TO_PARENT );
458 // move image back to get text appear in front
460 image.SetStyle( ImageActor::STYLE_NINE_PATCH );
461 image.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
465 ImageActor stencil = NewStencilImage();
466 stencil.SetSizeMode( SIZE_EQUAL_TO_PARENT );
467 image.Add( stencil );
470 TextLabel label = TextLabel::New();
471 label.SetParentOrigin( ParentOrigin::TOP_LEFT );
472 label.SetAnchorPoint( AnchorPoint::TOP_LEFT );
473 label.SetProperty( TextLabel::PROPERTY_MULTI_LINE, true );
474 label.SetProperty( TextLabel::PROPERTY_TEXT, title );
475 label.SetColor( Color::BLACK );
478 // FIXME - This is a kludge because size negotiation is not finished
479 label.SetSize( parentSize );
481 // Set the tile to be keyboard focusable
482 tile.SetKeyboardFocusable(true);
484 // connect to the touch events
485 tile.TouchedSignal().Connect( this, &DaliTableView::OnTilePressed );
486 tile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
491 ImageActor DaliTableView::NewStencilImage()
493 Image alpha = ResourceImage::New( TILE_BACKGROUND_ALPHA );
495 ImageActor stencilActor = ImageActor::New( alpha );
496 stencilActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
497 stencilActor.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
499 stencilActor.SetParentOrigin( ParentOrigin::CENTER );
500 stencilActor.SetAnchorPoint( AnchorPoint::CENTER );
501 stencilActor.SetDrawMode( DrawMode::STENCIL );
503 Dali::ShaderEffect shaderEffect = AlphaDiscardEffect::New();
504 stencilActor.SetShaderEffect( shaderEffect );
509 bool DaliTableView::OnTilePressed( Actor actor, const TouchEvent& event )
511 bool consumed = false;
513 const TouchPoint& point = event.GetPoint( 0 );
514 if( TouchPoint::Down == point.state )
516 mPressedActor = actor;
520 // A button press is only valid if the Down & Up events
521 // both occurred within the button.
522 if( ( TouchPoint::Up == point.state ) &&
523 ( mPressedActor == actor ) )
525 std::string name = actor.GetName();
526 ExampleMapConstIter iter = mExampleMap.find( name );
528 FocusManager focusManager = FocusManager::Get();
530 if( iter != mExampleMap.end() )
532 // ignore Example button presses when scrolling or button animating.
533 if( ( !mScrolling ) && ( !mPressedAnimation ) )
535 // do nothing, until pressed animation finished.
542 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
543 mPressedAnimation.SetEndAction( Animation::Discard );
545 // scale the content actor within the Tile, as to not affect the placement within the Table.
546 Actor content = actor.GetChildAt(0);
547 mPressedAnimation.ScaleTo( content, Vector3( 0.9f, 0.9f, 1.0f ), AlphaFunctions::EaseInOut, 0.0f,
548 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
549 mPressedAnimation.ScaleTo( content, Vector3::ONE, AlphaFunctions::EaseInOut, BUTTON_PRESS_ANIMATION_TIME * 0.5f,
550 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
551 mPressedAnimation.Play();
552 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
558 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
560 mPressedAnimation.Reset();
563 std::string name = mPressedActor.GetName();
564 ExampleMapConstIter iter = mExampleMap.find( name );
566 if( iter == mExampleMap.end() )
568 if( name == BUTTON_QUIT )
570 // Move focus to the OK button
571 FocusManager focusManager = FocusManager::Get();
573 // Enable the group mode and wrap mode
574 focusManager.SetGroupMode( true );
575 focusManager.SetWrapMode( true );
580 const Example& example( iter->second );
582 std::stringstream stream;
583 stream << DALI_EXAMPLE_BIN << example.name.c_str();
587 execlp( stream.str().c_str(), example.name.c_str(), NULL );
588 DALI_ASSERT_ALWAYS(false && "exec failed!");
591 mPressedActor.Reset();
595 void DaliTableView::OnScrollStart( const Dali::Vector3& position )
602 void DaliTableView::OnScrollComplete( const Dali::Vector3& position )
606 // move focus to 1st item of new page
607 FocusManager focusManager = FocusManager::Get();
608 focusManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
610 ApplyCubeEffectToActors();
613 bool DaliTableView::OnScrollTouched( Actor actor, const TouchEvent& event )
615 const TouchPoint& point = event.GetPoint( 0 );
616 if( TouchPoint::Down == point.state )
618 mPressedActor = actor;
624 void DaliTableView::ApplyScrollViewEffect()
626 // Remove old effect if exists.
628 if( mScrollViewEffect )
630 mScrollView.RemoveEffect( mScrollViewEffect );
633 // Just one effect for now
634 SetupInnerPageCubeEffect();
636 mScrollView.ApplyEffect( mScrollViewEffect );
639 void DaliTableView::SetupInnerPageCubeEffect()
641 mScrollViewEffect = ScrollViewCubeEffect::New();
642 mScrollView.SetScrollSnapDuration( EFFECT_SNAP_DURATION );
643 mScrollView.SetScrollFlickDuration( EFFECT_FLICK_DURATION );
644 mScrollView.RemoveConstraintsFromChildren();
647 void DaliTableView::ApplyCubeEffectToActor( Actor actor )
649 actor.RemoveConstraints();
651 ScrollViewCubeEffect cubeEffect = ScrollViewCubeEffect::DownCast(mScrollViewEffect);
652 cubeEffect.ApplyToActor( actor,
653 ScalePointSize( ( rand() & 1 ) ? ANCHOR_3DEFFECT_STYLE0 : ANCHOR_3DEFFECT_STYLE1 ),
654 ANGLE_SWING_3DEFFECT,
655 POSITION_SWING_3DEFFECT * Vector2(Stage::GetCurrent().GetSize()));
658 void DaliTableView::OnKeyEvent( const KeyEvent& event )
660 if( event.state == KeyEvent::Down )
662 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
669 void DaliTableView::SetupBackground( Actor bubbleContainer, Actor backgroundLayer, const Vector2& size )
671 // Create distance field shape.
672 BufferImage distanceField;
673 Size imageSize( 512, 512 );
674 CreateShapeImage( CIRCLE, imageSize, distanceField );
676 // Create solid background colour.
677 ImageActor backgroundColourActor = Dali::Toolkit::CreateSolidColorActor( BACKGROUND_COLOR );
678 backgroundColourActor.SetAnchorPoint( AnchorPoint::CENTER );
679 backgroundColourActor.SetParentOrigin( ParentOrigin::CENTER );
680 backgroundColourActor.SetSize( size * BACKGROUND_SIZE_SCALE );
681 backgroundColourActor.SetZ( BACKGROUND_Z );
682 backgroundColourActor.SetPositionInheritanceMode( DONT_INHERIT_POSITION );
683 backgroundLayer.Add( backgroundColourActor );
685 // Add bubbles to the bubbleContainer.
686 // Note: The bubbleContainer is parented externally to this function.
687 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES, distanceField, size );
690 void DaliTableView::AddBackgroundActors( Actor layer, int count, BufferImage distanceField, const Dali::Vector2& size )
692 for( int i = 0; i < count; ++i )
694 float randSize = Random::Range( 10.0f, 400.0f );
695 float hue = Random::Range( 0.3f, 1.0f );
696 Vector4 randColour( hue, hue*0.5, 0.0f, Random::Range( 0.3f, 0.6f ));
698 ImageActor dfActor = ImageActor::New( distanceField );
699 mBackgroundActors.push_back( dfActor );
700 dfActor.SetSize( Vector2( randSize, randSize ) );
701 dfActor.SetParentOrigin( ParentOrigin::CENTER );
703 Toolkit::DistanceFieldEffect effect = Toolkit::DistanceFieldEffect::New();
704 dfActor.SetShaderEffect( effect );
705 dfActor.SetColor( randColour );
706 effect.SetOutlineParams( Vector2( 0.55f, 0.00f ) );
707 effect.SetSmoothingEdge( 0.5f );
708 layer.Add( dfActor );
712 Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.5f * BACKGROUND_SPREAD_SCALE ),
713 Random::Range( -size.y * 0.5f - randSize, size.y * 0.5f + randSize ),
714 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
715 dfActor.SetPosition( actorPos );
717 // Define bubble horizontal parallax and vertical wrapping
718 Constraint animConstraint = Constraint::New < Vector3 > ( Actor::Property::Position,
719 Source( mScrollView, mScrollView.GetPropertyIndex( ScrollView::SCROLL_POSITION_PROPERTY_NAME ) ),
720 Dali::ParentSource( Dali::Actor::Property::Size ),
721 AnimateBubbleConstraint( actorPos, Random::Range( -0.85f, 0.25f ), randSize ) );
722 dfActor.ApplyConstraint( animConstraint );
725 Animation animation = Animation::New( Random::Range( 40.0f, 200.0f ) );
726 KeyFrames keyframes = KeyFrames::New();
727 keyframes.Add( 0.0f, actorPos );
728 Vector3 toPos( actorPos );
729 toPos.y -= ( size.y + randSize );
730 keyframes.Add( 1.0f, toPos );
731 animation.AnimateBetween( Property( dfActor, Actor::Property::Position ), keyframes );
732 animation.SetLooping( true );
734 mBackgroundAnimations.push_back( animation );
738 void DaliTableView::CreateShapeImage( ShapeType shapeType, const Size& size, BufferImage& distanceFieldOut )
740 // this bitmap will hold the alpha map for the distance field shader
741 distanceFieldOut = BufferImage::New( size.width, size.height, Pixel::A8 );
743 // Generate bit pattern
744 std::vector< unsigned char > imageDataA8;
745 imageDataA8.reserve( size.width * size.height ); // A8
750 GenerateCircle( size, imageDataA8 );
753 GenerateSquare( size, imageDataA8 );
759 PixelBuffer* buffer = distanceFieldOut.GetBuffer();
762 GenerateDistanceFieldMap( &imageDataA8[ 0 ], size, buffer, size, 8.0f, size );
763 distanceFieldOut.Update();
767 void DaliTableView::GenerateSquare( const Size& size, std::vector< unsigned char >& distanceFieldOut )
769 for( int h = 0; h < size.height; ++h )
771 for( int w = 0; w < size.width; ++w )
773 distanceFieldOut.push_back( 0xFF );
778 void DaliTableView::GenerateCircle( const Size& size, std::vector< unsigned char >& distanceFieldOut )
780 const float radius = size.width * 0.5f * size.width * 0.5f;
781 Vector2 center( size.width / 2, size.height / 2 );
783 for( int h = 0; h < size.height; ++h )
785 for( int w = 0; w < size.width; ++w )
788 Vector2 dist = pos - center;
790 if( dist.x * dist.x + dist.y * dist.y > radius )
792 distanceFieldOut.push_back( 0x00 );
796 distanceFieldOut.push_back( 0xFF );
802 ImageActor DaliTableView::CreateLogo( std::string imagePath )
804 Image image = ResourceImage::New( imagePath );
805 ImageActor logo = ImageActor::New( image );
807 logo.SetAnchorPoint( AnchorPoint::CENTER );
808 logo.SetParentOrigin( ParentOrigin::BOTTOM_CENTER );
813 bool DaliTableView::PauseBackgroundAnimation()
820 void DaliTableView::PauseAnimation()
822 if( mBackgroundAnimsPlaying )
824 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
826 Animation anim = *animIter;
831 mBackgroundAnimsPlaying = false;
835 void DaliTableView::PlayAnimation()
837 if ( !mBackgroundAnimsPlaying )
839 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
841 Animation anim = *animIter;
846 mBackgroundAnimsPlaying = true;
849 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
852 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction )
854 Actor nextFocusActor = proposed;
856 if ( !current && !proposed )
858 // Set the initial focus to the first tile in the current page should be focused.
859 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
861 else if( !proposed || (proposed && proposed == mScrollViewLayer) )
863 // ScrollView is being focused but nothing in the current page can be focused further
864 // in the given direction. We should work out which page to scroll to next.
865 int currentPage = mScrollView.GetCurrentPage();
866 int newPage = currentPage;
867 if( direction == Dali::Toolkit::Control::Left )
871 else if( direction == Dali::Toolkit::Control::Right )
876 newPage = std::max(0, std::min(static_cast<int>(mScrollRulerX->GetTotalPages() - 1), newPage));
877 if( newPage == currentPage )
879 if( direction == Dali::Toolkit::Control::Left )
881 newPage = mScrollRulerX->GetTotalPages() - 1;
882 } else if( direction == Dali::Toolkit::Control::Right )
888 // Scroll to the page in the given direction
889 mScrollView.ScrollTo(newPage);
891 if( direction == Dali::Toolkit::Control::Left )
893 // Work out the cell position for the last tile
894 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
895 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
896 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
898 // Move the focus to the last tile in the new page.
899 nextFocusActor = mPages[newPage].GetChildAt(colPos * EXAMPLES_PER_ROW + rowPos);
903 // Move the focus to the first tile in the new page.
904 nextFocusActor = mPages[newPage].GetChildAt(0);
908 return nextFocusActor;
911 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
915 mPressedActor = activatedActor;
917 // Activate the current focused actor;
918 TouchEvent touchEventUp;
919 touchEventUp.points.push_back( TouchPoint ( 0, TouchPoint::Up, 0.0f, 0.0f ) );
920 OnTilePressed(mPressedActor, touchEventUp);
924 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
926 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );