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"
20 #include "examples/shared/view.h"
28 using namespace Dali::Toolkit;
30 ///////////////////////////////////////////////////////////////////////////////
35 const std::string BUTTON_BACKWARD( "Backward" );
36 const std::string BUTTON_FORWARD( "Forward" );
37 const std::string BUTTON_QUIT( "Quit" );
38 const std::string BUTTON_OK( "Ok" );
39 const std::string BUTTON_CANCEL( "Cancel" );
41 const std::string DEFAULT_BACKGROUND_IMAGE_PATH( DALI_IMAGE_DIR "background-gradient.jpg" );
42 const std::string LOGO_PATH( DALI_IMAGE_DIR "dali-logo.png" );
43 const std::string DEFAULT_TOOLBAR_IMAGE_PATH( DALI_IMAGE_DIR "top-bar.png" );
44 const std::string BUTTON_BACKGROUND(DALI_IMAGE_DIR "button-background.png");
45 const std::string TILE_BACKGROUND(DALI_IMAGE_DIR "item-background.png");
46 const std::string TILE_BACKGROUND_ALPHA(DALI_IMAGE_DIR "item-background-alpha.png");
48 const char * const DEFAULT_TOOLBAR_TEXT( "TOUCH TO LAUNCH EXAMPLE" );
50 const float BUTTON_PRESS_ANIMATION_TIME = 0.25f; ///< Time to perform button scale effect.
51 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
52 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
53 const int EXAMPLES_PER_ROW = 3;
54 const int ROWS_PER_PAGE = 3;
55 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
56 const float LOGO_MARGIN_RATIO = 0.5f / 0.9f;
57 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
58 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
59 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.
60 const float STENCIL_RELATIVE_SIZE = 1.0f;
62 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
63 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
64 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
66 const int NUM_BACKGROUND_IMAGES = 18;
67 const float BACKGROUND_SWIPE_SCALE = 0.025f;
68 const float BACKGROUND_SPREAD_SCALE = 1.5f;
69 const float SCALE_MOD = 1000.0f * Math::PI * 2.0f;
70 const float SCALE_SPEED = 10.0f;
71 const float SCALE_SPEED_SIN = 0.1f;
73 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
75 const float BACKGROUND_Z = -1.0f;
76 const float BACKGROUND_SIZE_SCALE = 1.0f;
77 const Vector4 BACKGROUND_COLOR( 1.0f, 1.0f, 1.0f, 1.0f );
79 const float BUBBLE_MIN_Z = -1.0;
80 const float BUBBLE_MAX_Z = 0.0f;
82 // 3D Effect constants
83 const Vector2 ANGLE_SWING_3DEFFECT( Math::PI_2 * 0.75, Math::PI_2 * 0.75f ); ///< Angle Swing in radians
84 const Vector2 POSITION_SWING_3DEFFECT( 0.55f, 0.4f ); ///< Position Swing relative to stage size.
85 const Vector3 ANCHOR_3DEFFECT_STYLE0( -105.0f, 30.0f, -240.0f ); ///< Rotation Anchor position for 3D Effect (Style 0)
86 const Vector3 ANCHOR_3DEFFECT_STYLE1( 65.0f, -70.0f, -500.0f ); ///< Rotation Anchor position for 3D Effect (Style 1)
88 //const std::string DEFAULT_TEXT_STYLE_FONT_FAMILY("HelveticaNeue");
89 //const std::string DEFAULT_TEXT_STYLE_FONT_STYLE("Regular");
90 //const Dali::Vector4 DEFAULT_TEXT_STYLE_COLOR(0.7f, 0.7f, 0.7f, 1.0f);
92 //const std::string TABLE_TEXT_STYLE_FONT_FAMILY("HelveticaNeue");
93 //const std::string TABLE_TEXT_STYLE_FONT_STYLE("Regular");
94 //const Dali::PointSize TABLE_TEXT_STYLE_POINT_SIZE( 8.0f );
95 //const Dali::TextStyle::Weight TABLE_TEXT_STYLE_WEIGHT(Dali::TextStyle::LIGHT);
96 //const Dali::Vector4 TABLE_TEXT_STYLE_COLOR(0.0f, 0.0f, 0.0f, 1.0f);
98 Vector3 ScalePointSize(const Vector3& vec)
100 return Vector3( DemoHelper::ScalePointSize( vec.x ), DemoHelper::ScalePointSize( vec.y ), DemoHelper::ScalePointSize( vec.z ) );
103 #define DP(x) DemoHelper::ScalePointSize(x)
106 * Creates the background image
108 ImageActor CreateBackground( std::string imagePath )
110 Image image = ResourceImage::New( imagePath );
111 ImageActor background = ImageActor::New( image );
113 background.SetAnchorPoint( AnchorPoint::CENTER );
114 background.SetParentOrigin( ParentOrigin::CENTER );
115 background.SetZ( -1.0f );
120 // These values depend on the tile image
121 const float IMAGE_BORDER_LEFT = 11.0f;
122 const float IMAGE_BORDER_RIGHT = IMAGE_BORDER_LEFT;
123 const float IMAGE_BORDER_TOP = IMAGE_BORDER_LEFT;
124 const float IMAGE_BORDER_BOTTOM = IMAGE_BORDER_LEFT;
127 * Constraint to return a position for a bubble based on the scroll value and vertical wrapping.
129 struct AnimateBubbleConstraint
132 AnimateBubbleConstraint( const Vector3& initialPos, float scale, float size )
133 : mInitialX( initialPos.x ),
139 Vector3 operator()( const Vector3& current, const PropertyInput& scrollProperty, const PropertyInput& parentSize )
141 Vector3 pos( current );
143 // Wrap bubbles verically.
144 if( pos.y + mShapeSize * 0.5f < -parentSize.GetVector3().y * 0.5f )
146 pos.y += parentSize.GetVector3().y + mShapeSize;
149 // Bubbles X position moves parallax to horizontal
150 // panning by a scale factor unique to each bubble.
151 pos.x = mInitialX + ( scrollProperty.GetVector3().x * mScale );
161 bool CompareByTitle( const Example& lhs, const Example& rhs )
163 return lhs.title < rhs.title;
168 DaliTableView::DaliTableView( Application& application )
169 : mApplication( application ),
171 mBackgroundImagePath( DEFAULT_BACKGROUND_IMAGE_PATH ),
172 mSortAlphabetically( false ),
173 mBackgroundAnimsPlaying( false )
175 application.InitSignal().Connect( this, &DaliTableView::Initialize );
178 DaliTableView::~DaliTableView()
182 void DaliTableView::AddExample( Example example )
184 mExampleList.push_back( example );
185 mExampleMap[ example.name ] = example;
188 void DaliTableView::SetBackgroundPath( std::string imagePath )
190 mBackgroundImagePath = imagePath;
193 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
195 mSortAlphabetically = sortAlphabetically;
198 void DaliTableView::Initialize( Application& application )
200 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
202 const Vector2 stageSize = Stage::GetCurrent().GetSize();
204 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
205 fontClient.SetDpi( 96, 96 );
208 mBackground = CreateBackground( mBackgroundImagePath );
209 // set same size as parent actor
210 mBackground.SetSize( stageSize );
211 Stage::GetCurrent().Add( mBackground );
213 // Render entire content as overlays, as is all on same 2D plane.
214 mRootActor = TableView::New( 4, 1 );
215 mRootActor.SetAnchorPoint( AnchorPoint::CENTER );
216 mRootActor.SetParentOrigin( ParentOrigin::CENTER );
217 Stage::GetCurrent().Add( mRootActor );
220 Dali::Toolkit::ToolBar toolbar;
221 Dali::Layer toolBarLayer = DemoHelper::CreateToolbar(toolbar,
222 DEFAULT_TOOLBAR_IMAGE_PATH,
223 DEFAULT_TOOLBAR_TEXT,
224 DemoHelper::DEFAULT_VIEW_STYLE);
226 mRootActor.AddChild( toolBarLayer, TableView::CellPosition( 0, 0 ) );
227 const float toolbarHeight = DemoHelper::DEFAULT_VIEW_STYLE.mToolBarHeight;
228 mRootActor.SetFixedHeight( 0, toolbarHeight );
231 mLogo = CreateLogo( LOGO_PATH );
232 const float paddingHeight = ( ( 1.f-TABLE_RELATIVE_SIZE.y ) * stageSize.y );
233 const float logoMargin = paddingHeight * LOGO_MARGIN_RATIO;
234 const float logoHeight = mLogo.GetImage().GetHeight() + logoMargin;
235 mRootActor.SetFixedHeight( 1, logoHeight );
237 const float bottomMargin = paddingHeight * BOTTOM_PADDING_RATIO;
238 mButtonsPageRelativeSize = Vector3( TABLE_RELATIVE_SIZE.x, 1.f - ( toolbarHeight + logoHeight + bottomMargin) / stageSize.height, TABLE_RELATIVE_SIZE.z );
239 mRootActor.SetFixedHeight( 2, mButtonsPageRelativeSize.y * stageSize.height );
241 Alignment alignment = Alignment::New();
242 alignment.Add(mLogo);
243 mRootActor.AddChild( alignment, TableView::CellPosition( 1, 0 ) );
245 // scrollview occupying the majority of the screen
246 mScrollView = ScrollView::New();
248 mScrollView.SetAnchorPoint( AnchorPoint::CENTER );
249 mScrollView.SetParentOrigin( ParentOrigin::CENTER );
250 // Note: Currently, changing mScrollView to use SizeMode RELATIVE_TO_PARENT
251 // will cause scroll ends to appear in the wrong position.
252 mScrollView.ApplyConstraint( Dali::Constraint::New<Dali::Vector3>( Dali::Actor::SIZE, Dali::ParentSource( Dali::Actor::SIZE ), Dali::RelativeToConstraint( SCROLLVIEW_RELATIVE_SIZE ) ) );
253 mScrollView.SetAxisAutoLock( true );
254 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
255 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
256 mScrollView.TouchedSignal().Connect( this, &DaliTableView::OnScrollTouched );
258 mScrollViewLayer = Layer::New();
259 mScrollViewLayer.SetAnchorPoint( AnchorPoint::CENTER );
260 mScrollViewLayer.SetParentOrigin( ParentOrigin::CENTER );
261 mScrollViewLayer.SetDrawMode( DrawMode::OVERLAY );
263 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
264 SetupBackground( mScrollView, mScrollViewLayer, stageSize );
266 mScrollViewLayer.Add( mScrollView );
267 mRootActor.AddChild( mScrollViewLayer, TableView::CellPosition( 2, 0 ) );
269 // Add scroll view effect and setup constraints on pages
270 ApplyScrollViewEffect();
272 // Add pages and tiles
275 // Remove constraints for inner cube effect
276 ApplyCubeEffectToActors();
278 // Set initial orientation
279 unsigned int degrees = application.GetOrientation().GetDegrees();
282 Dali::Window winHandle = application.GetWindow();
283 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
284 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
285 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
286 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
288 Dali::Orientation orientation = winHandle.GetOrientation();
289 orientation.ChangedSignal().Connect( this, &DaliTableView::OrientationChanged );
291 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
294 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
295 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
296 mAnimationTimer.Start();
297 mBackgroundAnimsPlaying = true;
299 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
300 KeyboardFocusManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
303 void DaliTableView::ApplyCubeEffectToActors()
305 for( ActorIter pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
307 Actor page = *pageIter;
309 unsigned int numChildren = page.GetChildCount();
310 Actor pageActor = page;
311 for( unsigned int i=0; i<numChildren; ++i)
313 // Remove old effect's manual constraints.
314 Actor child = pageActor.GetChildAt(i);
317 ApplyCubeEffectToActor( child );
322 void DaliTableView::Populate()
324 const Vector2 stageSize = Stage::GetCurrent().GetSize();
326 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
328 // Populate ScrollView.
329 if( mExampleList.size() > 0 )
331 if( mSortAlphabetically )
333 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
336 unsigned int exampleCount = 0;
337 ExampleListConstIter iter = mExampleList.begin();
339 for( int t = 0; t < mTotalPages; t++ )
341 // Create Table. (contains up to 9 Examples)
342 Actor page = Actor::New();
344 // Add tableView to container.
345 mScrollView.Add( page );
347 page.SetAnchorPoint( AnchorPoint::CENTER );
348 page.SetParentOrigin( ParentOrigin::CENTER );
349 page.SetSizeMode( SIZE_EQUAL_TO_PARENT );
351 // add cells to table
352 const float margin = 4.0f;
354 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
355 const Size tileSize((stageSize.x * mButtonsPageRelativeSize.x / EXAMPLES_PER_ROW) - margin, (stageSize.y * mButtonsPageRelativeSize.y / ROWS_PER_PAGE) - margin );
357 for(int row = 0; row < ROWS_PER_PAGE; row++)
359 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
361 const Example& example = ( *iter );
363 Actor tile = CreateTile( example.name, example.title, tileSize, true );
364 FocusManager focusManager = FocusManager::Get();
365 focusManager.SetFocusOrder( tile, ++exampleCount );
366 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_LABEL,
368 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_TRAIT, "Tile" );
369 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_HINT,
370 "You can run this example" );
372 Vector3 position( margin * 0.5f + (tileSize.x + margin) * column - stageSize.width * mButtonsPageRelativeSize.x * 0.5f,
373 margin * 0.5f + (tileSize.y + margin) * row - stageSize.height * mButtonsPageRelativeSize.y * 0.5f,
375 tile.SetPosition( position + Vector3( tileSize.x, tileSize.y, 0.0f ) * 0.5f );
376 tile.SetSize( tileSize );
381 if( iter == mExampleList.end() )
387 if( iter == mExampleList.end() )
393 // Set tableview position
394 Vector3 pagePos( stageSize.x * mButtonsPageRelativeSize.x * t, 0.0f, 0.0f );
395 page.SetPosition( pagePos );
397 mPages.push_back( page );
399 if( iter == mExampleList.end() )
406 // Update Ruler info.
407 mScrollRulerX = new FixedRuler( stageSize.width * mButtonsPageRelativeSize.x );
408 mScrollRulerY = new DefaultRuler();
409 mScrollRulerX->SetDomain( RulerDomain( 0.0f, mTotalPages * stageSize.width * mButtonsPageRelativeSize.x, true ) );
410 mScrollRulerY->Disable();
411 mScrollView.SetRulerX( mScrollRulerX );
412 mScrollView.SetRulerY( mScrollRulerY );
415 void DaliTableView::OrientationChanged( Orientation orientation )
417 // TODO: Implement if orientation change required
420 void DaliTableView::Rotate( unsigned int degrees )
422 // Resize the root actor
423 Vector2 stageSize = Stage::GetCurrent().GetSize();
424 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
426 if( degrees == 90 || degrees == 270 )
428 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
431 if( mRotateAnimation )
433 mRotateAnimation.Stop();
434 mRotateAnimation.Clear();
437 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
438 mRotateAnimation.RotateTo( mRootActor, Degree( 360 - degrees ), Vector3::ZAXIS, AlphaFunctions::EaseOut );
439 mRotateAnimation.Resize( mRootActor, targetSize, AlphaFunctions::EaseOut );
440 mRotateAnimation.Play();
443 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Size& parentSize, bool addBackground )
445 Actor tile = Actor::New();
446 tile.SetName( name );
447 tile.SetAnchorPoint( AnchorPoint::CENTER );
448 tile.SetParentOrigin( ParentOrigin::CENTER );
450 // create background image
453 Image bg = ResourceImage::New( TILE_BACKGROUND );
454 ImageActor image = ImageActor::New( bg );
455 image.SetAnchorPoint( AnchorPoint::CENTER );
456 image.SetParentOrigin( ParentOrigin::CENTER );
457 // make the image 100% of tile
458 image.SetSizeMode( SIZE_EQUAL_TO_PARENT );
459 // move image back to get text appear in front
461 image.SetStyle( ImageActor::STYLE_NINE_PATCH );
462 image.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
466 ImageActor stencil = NewStencilImage();
467 stencil.SetSizeMode( SIZE_EQUAL_TO_PARENT );
468 image.Add( stencil );
471 TextLabel label = TextLabel::New();
472 label.SetParentOrigin( ParentOrigin::TOP_LEFT );
473 label.SetAnchorPoint( AnchorPoint::TOP_LEFT );
474 label.SetProperty( TextLabel::PROPERTY_MULTI_LINE, true );
475 label.SetProperty( TextLabel::PROPERTY_TEXT, title );
476 label.SetColor( Color::BLACK );
479 // FIXME - This is a kludge because size negotiation is not finished
480 label.SetSize( parentSize );
482 // Set the tile to be keyboard focusable
483 tile.SetKeyboardFocusable(true);
485 // connect to the touch events
486 tile.TouchedSignal().Connect( this, &DaliTableView::OnTilePressed );
487 tile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
492 ImageActor DaliTableView::NewStencilImage()
494 Image alpha = ResourceImage::New( TILE_BACKGROUND_ALPHA );
496 ImageActor stencilActor = ImageActor::New( alpha );
497 stencilActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
498 stencilActor.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
500 stencilActor.SetParentOrigin( ParentOrigin::CENTER );
501 stencilActor.SetAnchorPoint( AnchorPoint::CENTER );
502 stencilActor.SetDrawMode( DrawMode::STENCIL );
504 Dali::ShaderEffect shaderEffect = AlphaDiscardEffect::New();
505 stencilActor.SetShaderEffect( shaderEffect );
510 bool DaliTableView::OnTilePressed( Actor actor, const TouchEvent& event )
512 bool consumed = false;
514 const TouchPoint& point = event.GetPoint( 0 );
515 if( TouchPoint::Down == point.state )
517 mPressedActor = actor;
521 // A button press is only valid if the Down & Up events
522 // both occurred within the button.
523 if( ( TouchPoint::Up == point.state ) &&
524 ( mPressedActor == actor ) )
526 std::string name = actor.GetName();
527 ExampleMapConstIter iter = mExampleMap.find( name );
529 FocusManager focusManager = FocusManager::Get();
531 if( iter != mExampleMap.end() )
533 // ignore Example button presses when scrolling or button animating.
534 if( ( !mScrolling ) && ( !mPressedAnimation ) )
536 // do nothing, until pressed animation finished.
543 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
544 mPressedAnimation.SetEndAction( Animation::Discard );
546 // scale the content actor within the Tile, as to not affect the placement within the Table.
547 Actor content = actor.GetChildAt(0);
548 mPressedAnimation.ScaleTo( content, Vector3( 0.9f, 0.9f, 1.0f ), AlphaFunctions::EaseInOut, 0.0f,
549 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
550 mPressedAnimation.ScaleTo( content, Vector3::ONE, AlphaFunctions::EaseInOut, BUTTON_PRESS_ANIMATION_TIME * 0.5f,
551 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
552 mPressedAnimation.Play();
553 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
559 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
561 mPressedAnimation.Reset();
564 std::string name = mPressedActor.GetName();
565 ExampleMapConstIter iter = mExampleMap.find( name );
567 if( iter == mExampleMap.end() )
569 if( name == BUTTON_QUIT )
571 // Move focus to the OK button
572 FocusManager focusManager = FocusManager::Get();
574 // Enable the group mode and wrap mode
575 focusManager.SetGroupMode( true );
576 focusManager.SetWrapMode( true );
581 const Example& example( iter->second );
583 std::stringstream stream;
584 stream << DALI_EXAMPLE_BIN << example.name.c_str();
588 execlp( stream.str().c_str(), example.name.c_str(), NULL );
589 DALI_ASSERT_ALWAYS(false && "exec failed!");
592 mPressedActor.Reset();
596 void DaliTableView::OnScrollStart( const Dali::Vector3& position )
603 void DaliTableView::OnScrollComplete( const Dali::Vector3& position )
607 // move focus to 1st item of new page
608 FocusManager focusManager = FocusManager::Get();
609 focusManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
611 ApplyCubeEffectToActors();
614 bool DaliTableView::OnScrollTouched( Actor actor, const TouchEvent& event )
616 const TouchPoint& point = event.GetPoint( 0 );
617 if( TouchPoint::Down == point.state )
619 mPressedActor = actor;
625 void DaliTableView::ApplyScrollViewEffect()
627 // Remove old effect if exists.
629 if( mScrollViewEffect )
631 mScrollView.RemoveEffect( mScrollViewEffect );
634 // Just one effect for now
635 SetupInnerPageCubeEffect();
637 mScrollView.ApplyEffect( mScrollViewEffect );
640 void DaliTableView::SetupInnerPageCubeEffect()
642 mScrollViewEffect = ScrollViewCubeEffect::New();
643 mScrollView.SetScrollSnapDuration( EFFECT_SNAP_DURATION );
644 mScrollView.SetScrollFlickDuration( EFFECT_FLICK_DURATION );
645 mScrollView.RemoveConstraintsFromChildren();
648 void DaliTableView::ApplyCubeEffectToActor( Actor actor )
650 actor.RemoveConstraints();
652 ScrollViewCubeEffect cubeEffect = ScrollViewCubeEffect::DownCast(mScrollViewEffect);
653 cubeEffect.ApplyToActor( actor,
654 ScalePointSize( ( rand() & 1 ) ? ANCHOR_3DEFFECT_STYLE0 : ANCHOR_3DEFFECT_STYLE1 ),
655 ANGLE_SWING_3DEFFECT,
656 POSITION_SWING_3DEFFECT * Vector2(Stage::GetCurrent().GetSize()));
659 void DaliTableView::OnKeyEvent( const KeyEvent& event )
661 if( event.state == KeyEvent::Down )
663 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
670 void DaliTableView::SetupBackground( Actor bubbleContainer, Actor backgroundLayer, const Vector2& size )
672 // Create distance field shape.
673 BitmapImage distanceField;
674 Size imageSize( 512, 512 );
675 CreateShapeImage( CIRCLE, imageSize, distanceField );
677 // Create solid background colour.
678 ImageActor backgroundColourActor = Dali::Toolkit::CreateSolidColorActor( BACKGROUND_COLOR );
679 backgroundColourActor.SetAnchorPoint( AnchorPoint::CENTER );
680 backgroundColourActor.SetParentOrigin( ParentOrigin::CENTER );
681 backgroundColourActor.SetSize( size * BACKGROUND_SIZE_SCALE );
682 backgroundColourActor.SetZ( BACKGROUND_Z );
683 backgroundColourActor.SetPositionInheritanceMode( DONT_INHERIT_POSITION );
684 backgroundLayer.Add( backgroundColourActor );
686 // Add bubbles to the bubbleContainer.
687 // Note: The bubbleContainer is parented externally to this function.
688 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES, distanceField, size );
691 void DaliTableView::AddBackgroundActors( Actor layer, int count, BitmapImage distanceField, const Dali::Vector2& size )
693 for( int i = 0; i < count; ++i )
695 float randSize = Random::Range( 10.0f, 400.0f );
696 float hue = Random::Range( 0.3f, 1.0f );
697 Vector4 randColour( hue, hue*0.5, 0.0f, Random::Range( 0.3f, 0.6f ));
699 ImageActor dfActor = ImageActor::New( distanceField );
700 mBackgroundActors.push_back( dfActor );
701 dfActor.SetSize( Vector2( randSize, randSize ) );
702 dfActor.SetParentOrigin( ParentOrigin::CENTER );
704 Toolkit::DistanceFieldEffect effect = Toolkit::DistanceFieldEffect::New();
705 dfActor.SetShaderEffect( effect );
706 dfActor.SetColor( randColour );
707 effect.SetOutlineParams( Vector2( 0.55f, 0.00f ) );
708 effect.SetSmoothingEdge( 0.5f );
709 layer.Add( dfActor );
713 Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.5f * BACKGROUND_SPREAD_SCALE ),
714 Random::Range( -size.y * 0.5f - randSize, size.y * 0.5f + randSize ),
715 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
716 dfActor.SetPosition( actorPos );
718 // Define bubble horizontal parallax and vertical wrapping
719 Constraint animConstraint = Constraint::New < Vector3 > ( Actor::POSITION,
720 Source( mScrollView, mScrollView.GetPropertyIndex( ScrollView::SCROLL_POSITION_PROPERTY_NAME ) ),
721 Dali::ParentSource( Dali::Actor::SIZE ),
722 AnimateBubbleConstraint( actorPos, Random::Range( -0.85f, 0.25f ), randSize ) );
723 dfActor.ApplyConstraint( animConstraint );
726 Animation animation = Animation::New( Random::Range( 40.0f, 200.0f ) );
727 KeyFrames keyframes = KeyFrames::New();
728 keyframes.Add( 0.0f, actorPos );
729 Vector3 toPos( actorPos );
730 toPos.y -= ( size.y + randSize );
731 keyframes.Add( 1.0f, toPos );
732 animation.AnimateBetween( Property( dfActor, Actor::POSITION ), keyframes );
733 animation.SetLooping( true );
735 mBackgroundAnimations.push_back( animation );
739 void DaliTableView::CreateShapeImage( ShapeType shapeType, const Size& size, BitmapImage& distanceFieldOut )
741 // this bitmap will hold the alpha map for the distance field shader
742 distanceFieldOut = BitmapImage::New( size.width, size.height, Pixel::A8 );
744 // Generate bit pattern
745 std::vector< unsigned char > imageDataA8;
746 imageDataA8.reserve( size.width * size.height ); // A8
751 GenerateCircle( size, imageDataA8 );
754 GenerateSquare( size, imageDataA8 );
760 PixelBuffer* buffer = distanceFieldOut.GetBuffer();
763 GenerateDistanceFieldMap( &imageDataA8[ 0 ], size, buffer, size, 8.0f, size );
764 distanceFieldOut.Update();
768 void DaliTableView::GenerateSquare( const Size& size, std::vector< unsigned char >& distanceFieldOut )
770 for( int h = 0; h < size.height; ++h )
772 for( int w = 0; w < size.width; ++w )
774 distanceFieldOut.push_back( 0xFF );
779 void DaliTableView::GenerateCircle( const Size& size, std::vector< unsigned char >& distanceFieldOut )
781 const float radius = size.width * 0.5f * size.width * 0.5f;
782 Vector2 center( size.width / 2, size.height / 2 );
784 for( int h = 0; h < size.height; ++h )
786 for( int w = 0; w < size.width; ++w )
789 Vector2 dist = pos - center;
791 if( dist.x * dist.x + dist.y * dist.y > radius )
793 distanceFieldOut.push_back( 0x00 );
797 distanceFieldOut.push_back( 0xFF );
803 ImageActor DaliTableView::CreateLogo( std::string imagePath )
805 Image image = ResourceImage::New( imagePath );
806 ImageActor logo = ImageActor::New( image );
808 logo.SetAnchorPoint( AnchorPoint::CENTER );
809 logo.SetParentOrigin( ParentOrigin::BOTTOM_CENTER );
814 bool DaliTableView::PauseBackgroundAnimation()
821 void DaliTableView::PauseAnimation()
823 if( mBackgroundAnimsPlaying )
825 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
827 Animation anim = *animIter;
832 mBackgroundAnimsPlaying = false;
836 void DaliTableView::PlayAnimation()
838 if ( !mBackgroundAnimsPlaying )
840 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
842 Animation anim = *animIter;
847 mBackgroundAnimsPlaying = true;
850 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
853 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction )
855 Actor nextFocusActor = proposed;
857 if ( !current && !proposed )
859 // Set the initial focus to the first tile in the current page should be focused.
860 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
862 else if( !proposed || (proposed && proposed == mScrollViewLayer) )
864 // ScrollView is being focused but nothing in the current page can be focused further
865 // in the given direction. We should work out which page to scroll to next.
866 int currentPage = mScrollView.GetCurrentPage();
867 int newPage = currentPage;
868 if( direction == Dali::Toolkit::Control::Left )
872 else if( direction == Dali::Toolkit::Control::Right )
877 newPage = std::max(0, std::min(static_cast<int>(mScrollRulerX->GetTotalPages() - 1), newPage));
878 if( newPage == currentPage )
880 if( direction == Dali::Toolkit::Control::Left )
882 newPage = mScrollRulerX->GetTotalPages() - 1;
883 } else if( direction == Dali::Toolkit::Control::Right )
889 // Scroll to the page in the given direction
890 mScrollView.ScrollTo(newPage);
892 if( direction == Dali::Toolkit::Control::Left )
894 // Work out the cell position for the last tile
895 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
896 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
897 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
899 // Move the focus to the last tile in the new page.
900 nextFocusActor = mPages[newPage].GetChildAt(colPos * EXAMPLES_PER_ROW + rowPos);
904 // Move the focus to the first tile in the new page.
905 nextFocusActor = mPages[newPage].GetChildAt(0);
909 return nextFocusActor;
912 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
916 mPressedActor = activatedActor;
918 // Activate the current focused actor;
919 TouchEvent touchEventUp;
920 touchEventUp.points.push_back( TouchPoint ( 0, TouchPoint::Up, 0.0f, 0.0f ) );
921 OnTilePressed(mPressedActor, touchEventUp);
925 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
927 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );