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;
31 ///////////////////////////////////////////////////////////////////////////////
36 const std::string BUTTON_BACKWARD( "Backward" );
37 const std::string BUTTON_FORWARD( "Forward" );
38 const std::string BUTTON_QUIT( "Quit" );
39 const std::string BUTTON_OK( "Ok" );
40 const std::string BUTTON_CANCEL( "Cancel" );
42 const std::string DEFAULT_BACKGROUND_IMAGE_PATH( DALI_IMAGE_DIR "background-gradient.jpg" );
43 const std::string LOGO_PATH( DALI_IMAGE_DIR "dali-logo.png" );
44 const std::string DEFAULT_TOOLBAR_IMAGE_PATH( DALI_IMAGE_DIR "top-bar.png" );
45 const std::string BUTTON_BACKGROUND(DALI_IMAGE_DIR "button-background.png");
46 const std::string TILE_BACKGROUND(DALI_IMAGE_DIR "item-background.png");
47 const std::string TILE_BACKGROUND_ALPHA(DALI_IMAGE_DIR "item-background-alpha.png");
49 const char * const DEFAULT_TOOLBAR_TEXT( "TOUCH TO LAUNCH EXAMPLE" );
51 const float BUTTON_PRESS_ANIMATION_TIME = 0.25f; ///< Time to perform button scale effect.
52 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
53 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
54 const int EXAMPLES_PER_ROW = 3;
55 const int ROWS_PER_PAGE = 3;
56 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
57 const float TOP_ROW_HEIGHT = 35.0f;
58 const float BOTTOM_ROW_HEIGHT = 35.0f;
59 const int BOTTOM_PADDING_HEIGHT = 40;
60 const int LOGO_BOTTOM_PADDING_HEIGHT = 30;
61 const Vector3 TABLE_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< TableView's relative size to the entire stage.
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 = 20;
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 = -1000.0f;
78 const float BACKGROUND_SIZE_SCALE = 2.0f;
79 const Vector4 BACKGROUND_COLOR( 1.0f, 1.0f, 1.0f, 1.0f );
82 const std::string DEFAULT_TEXT_STYLE_FONT_FAMILY("HelveticaNeue");
83 const std::string DEFAULT_TEXT_STYLE_FONT_STYLE("Regular");
84 const Dali::PointSize DEFAULT_TEXT_STYLE_POINT_SIZE( 8.0f );
85 const Dali::TextStyle::Weight DEFAULT_TEXT_STYLE_WEIGHT(Dali::TextStyle::REGULAR);
86 const Dali::Vector4 DEFAULT_TEXT_STYLE_COLOR(0.7f, 0.7f, 0.7f, 1.0f);
88 const std::string TABLE_TEXT_STYLE_FONT_FAMILY("HelveticaNeue");
89 const std::string TABLE_TEXT_STYLE_FONT_STYLE("Regular");
90 const Dali::PointSize TABLE_TEXT_STYLE_POINT_SIZE( 8.0f );
91 const Dali::TextStyle::Weight TABLE_TEXT_STYLE_WEIGHT(Dali::TextStyle::LIGHT);
92 const Dali::Vector4 TABLE_TEXT_STYLE_COLOR(0.0f, 0.0f, 0.0f, 1.0f);
95 TextStyle GetTableTextStyle()
98 textStyle.SetFontName(TABLE_TEXT_STYLE_FONT_FAMILY);
99 textStyle.SetFontStyle(TABLE_TEXT_STYLE_FONT_STYLE);
100 textStyle.SetFontPointSize( Dali::PointSize(DemoHelper::ScalePointSize(TABLE_TEXT_STYLE_POINT_SIZE)));
101 textStyle.SetWeight(TABLE_TEXT_STYLE_WEIGHT);
102 textStyle.SetTextColor(TABLE_TEXT_STYLE_COLOR);
107 * Creates the background image
109 ImageActor CreateBackground( std::string imagePath )
111 Image image = Image::New( imagePath );
112 ImageActor background = ImageActor::New( image );
114 background.SetAnchorPoint( AnchorPoint::CENTER );
115 background.SetParentOrigin( ParentOrigin::CENTER );
116 background.SetZ( -1.0f );
121 // These values depend on the tile image
122 const float IMAGE_BORDER_LEFT = 11.0f;
123 const float IMAGE_BORDER_RIGHT = IMAGE_BORDER_LEFT;
124 const float IMAGE_BORDER_TOP = IMAGE_BORDER_LEFT;
125 const float IMAGE_BORDER_BOTTOM = IMAGE_BORDER_LEFT;
128 * TableViewVisibilityConstraint
130 struct TableViewVisibilityConstraint
132 bool operator()( const bool& current,
133 const PropertyInput& pagePositionProperty,
134 const PropertyInput& pageSizeProperty )
136 // Only the tableview in the current page should be visible.
137 const Vector3& pagePosition = pagePositionProperty.GetVector3();
138 const Vector3& pageSize = pageSizeProperty.GetVector3();
139 return fabsf( pagePosition.x ) < pageSize.x;
144 * Constraint to wrap an actor in y that is moving vertically
146 Vector3 ShapeMovementConstraint( const Vector3& current,
147 const PropertyInput& shapeSizeProperty,
148 const PropertyInput& parentSizeProperty )
150 const Vector3& shapeSize = shapeSizeProperty.GetVector3();
151 const Vector3& parentSize = parentSizeProperty.GetVector3();
153 Vector3 pos( current );
154 if( pos.y + shapeSize.y * 0.5f < -parentSize.y * 0.5f )
156 pos.y += parentSize.y + shapeSize.y;
163 * Constraint to return a position for the background based on the scroll value
165 struct AnimScrollConstraint
169 AnimScrollConstraint( const Vector3& initialPos, float scale )
170 : mInitialPos( initialPos ),
176 Vector3 operator()( const Vector3& current, const PropertyInput& scrollProperty )
178 float scrollPos = scrollProperty.GetVector3().x;
180 return mInitialPos + Vector3( -scrollPos * mScale, 0.0f, 0.0f );
189 * Constraint to return a tracked world position added to the constant local position
191 struct TranslateLocalConstraint
195 TranslateLocalConstraint( const Vector3& localPos )
196 : mLocalPos( localPos )
200 Vector3 operator()( const Vector3& current, const PropertyInput& pagePosProperty )
202 Vector3 worldPos = pagePosProperty.GetVector3();
204 return ( worldPos + mLocalPos );
212 bool CompareByTitle( const Example& lhs, const Example& rhs )
214 return lhs.title < rhs.title;
219 DaliTableView::DaliTableView( Application& application )
220 : mApplication( application ),
222 mBackgroundImagePath( DEFAULT_BACKGROUND_IMAGE_PATH ),
223 mSortAlphabetically( false ),
224 mBackgroundAnimsPlaying( false )
226 application.InitSignal().Connect( this, &DaliTableView::Initialize );
229 DaliTableView::~DaliTableView()
233 void DaliTableView::AddExample( Example example )
235 mExampleList.push_back( example );
236 mExampleMap[ example.name ] = example;
239 void DaliTableView::SetBackgroundPath( std::string imagePath )
241 mBackgroundImagePath = imagePath;
244 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
246 mSortAlphabetically = sortAlphabetically;
249 void DaliTableView::Initialize( Application& application )
251 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
253 Vector2 stageSize = Stage::GetCurrent().GetSize();
256 mBackground = CreateBackground( mBackgroundImagePath );
257 // set same size as parent actor
258 mBackground.SetSize( stageSize );
259 Stage::GetCurrent().Add( mBackground );
261 // Render entire content as overlays, as is all on same 2D plane.
262 mRootActor = TableView::New( 4, 1 );
263 mRootActor.SetAnchorPoint( AnchorPoint::CENTER );
264 mRootActor.SetParentOrigin( ParentOrigin::CENTER );
265 mRootActor.SetFixedHeight( 3, BOTTOM_PADDING_HEIGHT );
266 Stage::GetCurrent().Add( mRootActor );
269 Dali::Toolkit::ToolBar toolbar;
270 Dali::Layer toolBarLayer = DemoHelper::CreateToolbar(toolbar,
271 DEFAULT_TOOLBAR_IMAGE_PATH,
272 DEFAULT_TOOLBAR_TEXT,
273 DemoHelper::DEFAULT_VIEW_STYLE,
274 DemoHelper::GetDefaultTextStyle());
276 mRootActor.AddChild( toolBarLayer, TableView::CellPosition( 0, 0 ) );
277 mRootActor.SetFixedHeight( 0, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarHeight );
280 mLogo = CreateLogo( LOGO_PATH );
281 Alignment alignment = Alignment::New();
282 alignment.Add(mLogo);
283 mRootActor.AddChild( alignment, TableView::CellPosition( 1, 0 ) );
285 // scrollview occupying the majority of the screen
286 mScrollView = ScrollView::New();
288 mScrollView.SetAnchorPoint( AnchorPoint::CENTER );
289 mScrollView.SetParentOrigin( ParentOrigin::CENTER );
290 mScrollView.ApplyConstraint( Dali::Constraint::New<Dali::Vector3>( Dali::Actor::SIZE, Dali::ParentSource( Dali::Actor::SIZE ), Dali::RelativeToConstraint( TABLE_RELATIVE_SIZE ) ) );
291 mScrollView.SetAxisAutoLock( true );
292 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
293 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
294 mScrollView.TouchedSignal().Connect( this, &DaliTableView::OnScrollTouched );
296 mScrollViewLayer = Layer::New();
297 mScrollViewLayer.SetAnchorPoint( AnchorPoint::CENTER );
298 mScrollViewLayer.SetParentOrigin( ParentOrigin::CENTER );
299 mScrollViewLayer.SetSize( stageSize );
300 mScrollViewLayer.Add( mScrollView );
301 mRootActor.AddChild( mScrollViewLayer, TableView::CellPosition( 2, 0 ) );
303 // Setup the scenegraph
304 // 1) Add scroll view effect and setup constraints on pages
305 ApplyScrollViewEffect();
307 // 2) Add pages and tiles
310 // 3) Populate scrollview with background so constraints on background layers can work with scrollview
311 SetupBackground( mScrollView, stageSize );
313 // 4) Remove constraints for inner cube effect
314 for( TableViewListIter pageIter = mTableViewList.begin(); pageIter != mTableViewList.end(); ++pageIter )
316 TableView page = *pageIter;
318 unsigned int numChildren = page.GetChildCount();
319 Actor pageActor = page;
320 for( unsigned int i=0; i<numChildren; ++i)
322 // Remove old effect's manual constraints.
323 Actor child = pageActor.GetChildAt(i);
326 child.RemoveConstraints();
331 // Set initial orientation
332 unsigned int degrees = application.GetOrientation().GetDegrees();
335 Dali::Window winHandle = application.GetWindow();
336 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
337 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
338 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
339 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
341 Dali::Orientation orientation = winHandle.GetOrientation();
342 orientation.ChangedSignal().Connect( this, &DaliTableView::OrientationChanged );
344 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
347 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
348 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
349 mAnimationTimer.Start();
350 mBackgroundAnimsPlaying = true;
352 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
353 KeyboardFocusManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
356 void DaliTableView::Populate()
358 const Vector2 stageSize = Stage::GetCurrent().GetSize();
360 const Size demoTileSize( 0.25f * stageSize.width, 0.25f * stageSize.height );
362 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
364 // Populate ScrollView.
365 if( mExampleList.size() > 0 )
367 if( mSortAlphabetically )
369 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
372 unsigned int exampleCount = 0;
373 ExampleListConstIter iter = mExampleList.begin();
374 for( int t = 0; t < mTotalPages; t++ )
376 // Create Table. (contains up to 9 Examples)
377 TableView tableView = TableView::New( 4, 3 );
378 // Add tableView to container.
379 mScrollView.Add( tableView );
380 ApplyEffectToPage( tableView, TABLE_RELATIVE_SIZE );
382 tableView.SetAnchorPoint( AnchorPoint::CENTER );
383 tableView.SetParentOrigin( ParentOrigin::CENTER );
384 // 2 pixels of padding
385 tableView.SetCellPadding( Size( 2.0f, 2.0f ) );
387 Constraint constraint = Constraint::New<Vector3>( Actor::SCALE,
388 LocalSource( Actor::SIZE ),
389 ParentSource( Actor::SIZE ),
390 ScaleToFitConstraint() );
391 tableView.ApplyConstraint(constraint);
393 // Apply visibility constraint to table view
394 Constraint visibleConstraint = Constraint::New< bool >( Actor::VISIBLE,
395 LocalSource( Actor::POSITION ),
396 ParentSource( Actor::SIZE ),
397 TableViewVisibilityConstraint() );
398 visibleConstraint.SetRemoveAction( Constraint::Discard );
399 tableView.ApplyConstraint( visibleConstraint );
401 // add cells to table
402 for( int y = 0; y < ROWS_PER_PAGE; y++ )
404 for( int x = 0; x < EXAMPLES_PER_ROW; x++ )
406 const Example& example = ( *iter );
408 Actor tile = CreateTile( example.name, example.title, demoTileSize, true );
409 FocusManager focusManager = FocusManager::Get();
410 focusManager.SetFocusOrder( tile, ++exampleCount );
411 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_LABEL,
413 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_TRAIT, "Tile" );
414 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_HINT,
415 "You can run this example" );
417 tableView.AddChild( tile, TableView::CellPosition( y, x ) );
420 if( iter == mExampleList.end() )
425 if( iter == mExampleList.end() )
432 tableView.SetFixedHeight( 3, BOTTOM_ROW_HEIGHT );
434 std::stringstream out;
435 out << ( t + 1 ) << " of " << mTotalPages;
436 Actor pageNumberText = CreateTile( "", out.str(), Size( 0.8f * stageSize.width, BOTTOM_ROW_HEIGHT ), false );
438 pageNumberText.ApplyConstraint( Constraint::New< Vector3 >( Actor::POSITION, Source( tableView, Actor::WORLD_POSITION),
439 TranslateLocalConstraint( Vector3( 0.0f, stageSize.y * 0.4f, 0.0f ) ) ) );
440 pageNumberText.ApplyConstraint( Constraint::New< Quaternion >( Actor::ROTATION, Source( tableView, Actor::WORLD_ROTATION ), EqualToConstraint() ) );
441 pageNumberText.ApplyConstraint( Constraint::New< Vector4 >( Actor::COLOR, Source( tableView, Actor::COLOR ), EqualToConstraint() ) );
443 //Stage::GetCurrent().Add( pageNumberText );
445 // Set tableview position
446 Vector3 tableViewPos( stageSize.x * TABLE_RELATIVE_SIZE.x * t, 0.0f, 0.0f );
447 tableView.SetPosition( tableViewPos );
449 mTableViewList.push_back( tableView );
451 if( iter == mExampleList.end() )
458 // Update Ruler info.
459 mScrollRulerX = new FixedRuler( stageSize.width * TABLE_RELATIVE_SIZE.x );
460 mScrollRulerY = new DefaultRuler();
461 mScrollRulerX->SetDomain( RulerDomain( 0.0f, mTotalPages * stageSize.width * TABLE_RELATIVE_SIZE.x, true ) );
462 mScrollRulerY->Disable();
463 mScrollView.SetRulerX( mScrollRulerX );
464 mScrollView.SetRulerY( mScrollRulerY );
467 void DaliTableView::OrientationChanged( Orientation orientation )
469 // TODO: Implement if orientation change required
472 void DaliTableView::Rotate( unsigned int degrees )
474 // Resize the root actor
475 Vector2 stageSize = Stage::GetCurrent().GetSize();
476 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
478 if( degrees == 90 || degrees == 270 )
480 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
483 if( mRotateAnimation )
485 mRotateAnimation.Stop();
486 mRotateAnimation.Clear();
489 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
490 mRotateAnimation.RotateTo( mRootActor, Degree( 360 - degrees ), Vector3::ZAXIS, AlphaFunctions::EaseOut );
491 mRotateAnimation.Resize( mRootActor, targetSize, AlphaFunctions::EaseOut );
492 mRotateAnimation.Play();
495 Actor DaliTableView::CreateTile( const string& name, const string& title, const Size& parentSize, bool addBackground )
497 Actor tile = Actor::New();
498 tile.SetName( name );
499 tile.SetAnchorPoint( AnchorPoint::CENTER );
500 tile.SetParentOrigin( ParentOrigin::CENTER );
502 // make the tile 100% of parent
503 tile.ApplyConstraint( Constraint::New<Vector3>( Actor::SIZE, ParentSource( Actor::SIZE ), EqualToConstraint() ) );
505 Actor content = Actor::New();
506 content.SetAnchorPoint( AnchorPoint::CENTER );
507 content.SetParentOrigin( ParentOrigin::CENTER );
508 content.ApplyConstraint( Constraint::New<Vector3>( Actor::SIZE, ParentSource( Actor::SIZE ), EqualToConstraint() ) );
511 // create background image
514 Image bg = Image::New( TILE_BACKGROUND );
515 ImageActor image = ImageActor::New( bg );
516 image.SetAnchorPoint( AnchorPoint::CENTER );
517 image.SetParentOrigin( ParentOrigin::CENTER );
518 // make the image 100% of tile
519 image.ApplyConstraint( Constraint::New<Vector3>( Actor::SIZE, ParentSource( Actor::SIZE ), EqualToConstraint() ) );
520 // move image back to get text appear in front
522 image.SetStyle( ImageActor::STYLE_NINE_PATCH );
523 image.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
525 content.Add( image );
528 ImageActor stencil = NewStencilImage();
529 stencil.ApplyConstraint( Constraint::New<Vector3>( Actor::SIZE, ParentSource( Actor::SIZE ), EqualToConstraint() ) );
530 image.Add( stencil );
533 TextView text = TextView::New( title );
534 text.SetAnchorPoint( AnchorPoint::CENTER );
535 text.SetParentOrigin( ParentOrigin::CENTER );
536 text.SetWidthExceedPolicy( Toolkit::TextView::ShrinkToFit );
537 text.SetMultilinePolicy( Toolkit::TextView::SplitByWord );
538 text.SetLineJustification( Toolkit::TextView::Center );
539 text.SetTextAlignment( Toolkit::Alignment::Type( Alignment::HorizontalCenter | Alignment::VerticalCenter ) );
540 text.SetColor( Color::WHITE );
542 // make the text 90% of tile
543 text.SetSize( 0.9f * parentSize.width, 0.9f * parentSize.height );
544 text.SetStyleToCurrentText( GetTableTextStyle() );
545 text.SetSnapshotModeEnabled( false );
548 // Set the tile to be keyboard focusable
549 tile.SetKeyboardFocusable(true);
551 // connect to the touch events
552 tile.TouchedSignal().Connect( this, &DaliTableView::OnTilePressed );
553 tile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
558 ImageActor DaliTableView::NewStencilImage()
560 Image alpha = Image::New( TILE_BACKGROUND_ALPHA );
562 ImageActor stencilActor = ImageActor::New( alpha );
563 stencilActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
564 stencilActor.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
566 stencilActor.SetParentOrigin( ParentOrigin::CENTER );
567 stencilActor.SetAnchorPoint( AnchorPoint::CENTER );
568 stencilActor.SetDrawMode( DrawMode::STENCIL );
570 Dali::ShaderEffect shaderEffect = AlphaDiscardEffect::New();
571 stencilActor.SetShaderEffect( shaderEffect );
576 bool DaliTableView::OnTilePressed( Actor actor, const TouchEvent& event )
578 bool consumed = false;
580 const TouchPoint& point = event.GetPoint( 0 );
581 if( TouchPoint::Down == point.state )
583 mPressedActor = actor;
587 // A button press is only valid if the Down & Up events
588 // both occurred within the button.
589 if( ( TouchPoint::Up == point.state ) &&
590 ( mPressedActor == actor ) )
592 std::string name = actor.GetName();
593 ExampleMapConstIter iter = mExampleMap.find( name );
595 FocusManager focusManager = FocusManager::Get();
597 if( iter != mExampleMap.end() )
599 // ignore Example button presses when scrolling or button animating.
600 if( ( !mScrolling ) && ( !mPressedAnimation ) )
602 // do nothing, until pressed animation finished.
609 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
610 mPressedAnimation.SetEndAction( Animation::Discard );
612 // scale the content actor within the Tile, as to not affect the placement within the Table.
613 Actor content = actor.GetChildAt(0);
614 mPressedAnimation.ScaleTo( content, Vector3( 0.9f, 0.9f, 1.0f ), AlphaFunctions::EaseInOut, 0.0f,
615 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
616 mPressedAnimation.ScaleTo( content, Vector3::ONE, AlphaFunctions::EaseInOut, BUTTON_PRESS_ANIMATION_TIME * 0.5f,
617 BUTTON_PRESS_ANIMATION_TIME * 0.5f );
618 mPressedAnimation.Play();
619 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
625 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
627 mPressedAnimation.Reset();
630 std::string name = mPressedActor.GetName();
631 ExampleMapConstIter iter = mExampleMap.find( name );
633 if( iter == mExampleMap.end() )
635 if( name == BUTTON_QUIT )
637 // Move focus to the OK button
638 FocusManager focusManager = FocusManager::Get();
640 // Enable the group mode and wrap mode
641 focusManager.SetGroupMode( true );
642 focusManager.SetWrapMode( true );
647 const Example& example( iter->second );
649 std::stringstream stream;
650 stream << DALI_EXAMPLE_BIN << example.name.c_str();
654 execlp( stream.str().c_str(), example.name.c_str(), NULL );
655 DALI_ASSERT_ALWAYS(false && "exec failed!");
658 mPressedActor.Reset();
662 void DaliTableView::OnScrollStart( const Dali::Vector3& position )
669 void DaliTableView::OnScrollComplete( const Dali::Vector3& position )
673 // move focus to 1st item of new page
674 FocusManager focusManager = FocusManager::Get();
675 focusManager.SetCurrentFocusActor(mTableViewList[mScrollView.GetCurrentPage()].GetChildAt(TableView::CellPosition(1, 0)) );
679 bool DaliTableView::OnScrollTouched( Actor actor, const TouchEvent& event )
681 const TouchPoint& point = event.GetPoint( 0 );
682 if( TouchPoint::Down == point.state )
684 mPressedActor = actor;
690 void DaliTableView::ApplyScrollViewEffect()
692 // Remove old effect if exists.
694 if( mScrollViewEffect )
696 mScrollView.RemoveEffect( mScrollViewEffect );
699 // Just one effect for now
700 SetupInnerPageCubeEffect();
702 mScrollView.ApplyEffect( mScrollViewEffect );
705 void DaliTableView::SetupInnerPageCubeEffect()
707 ScrollViewCustomEffect customEffect;
708 mScrollViewEffect = customEffect = ScrollViewCustomEffect::New();
709 mScrollView.SetScrollSnapDuration( EFFECT_SNAP_DURATION );
710 mScrollView.SetScrollFlickDuration( EFFECT_FLICK_DURATION );
711 mScrollView.SetScrollSnapAlphaFunction( AlphaFunctions::EaseOutBack );
712 mScrollView.SetScrollFlickAlphaFunction( AlphaFunctions::EaseOutBack );
713 mScrollView.RemoveConstraintsFromChildren();
715 customEffect.SetPageSpacing( Vector2( 30.0f, 30.0f ) );
716 customEffect.SetAngledOriginPageRotation( ANGLE_CUBE_PAGE_ROTATE );
717 customEffect.SetSwingAngle( ANGLE_CUBE_PAGE_ROTATE.x, Vector3( 0, -1, 0 ) );
718 customEffect.SetOpacityThreshold( 0.5f ); // Make fade out on edges
721 void DaliTableView::ApplyEffectToPage( Actor page, const Vector3& tableRelativeSize )
723 page.RemoveConstraints();
725 Constraint constraint = Constraint::New<Vector3>( Actor::SCALE,
726 LocalSource( Actor::SIZE ),
727 ParentSource( Actor::SIZE ),
728 ScaleToFitConstraint() );
729 page.ApplyConstraint(constraint);
731 ApplyCustomEffectToPage( page );
734 void DaliTableView::ApplyCustomEffectToPage( Actor page )
736 ScrollViewCustomEffect customEffect = ScrollViewCustomEffect::DownCast( mScrollViewEffect );
737 Vector2 vStageSize( Stage::GetCurrent().GetSize() );
738 customEffect.ApplyToPage( page, Vector3( vStageSize.x, vStageSize.y, 1.0f ) );
741 void DaliTableView::OnKeyEvent( const KeyEvent& event )
743 if( event.state == KeyEvent::Down )
745 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
752 Actor CreateBackgroundActor( const Vector2& size )
754 Actor layer = Actor::New();
755 layer.SetAnchorPoint( AnchorPoint::CENTER );
756 layer.SetParentOrigin( ParentOrigin::CENTER );
757 layer.SetSize( size );
761 void DaliTableView::SetupBackground( Actor addToLayer, const Vector2& size )
763 // Create distance field shape
764 BitmapImage distanceField;
765 Size imageSize( 512, 512 );
766 CreateShapeImage( CIRCLE, imageSize, distanceField );
769 Actor backgroundAnimLayer0 = CreateBackgroundActor( size );
770 Actor backgroundAnimLayer1 = CreateBackgroundActor( size );
771 Actor backgroundAnimLayer2 = CreateBackgroundActor( size );
774 Constraint animConstraint0 = Constraint::New < Vector3 > ( Actor::POSITION,
775 Source( mScrollView, mScrollView.GetPropertyIndex( ScrollView::SCROLL_POSITION_PROPERTY_NAME ) ),
776 AnimScrollConstraint( backgroundAnimLayer0.GetCurrentPosition(), 0.75f ) );
777 backgroundAnimLayer0.ApplyConstraint( animConstraint0 );
779 Constraint animConstraint1 = Constraint::New < Vector3 > ( Actor::POSITION,
780 Source( mScrollView, mScrollView.GetPropertyIndex( ScrollView::SCROLL_POSITION_PROPERTY_NAME ) ),
781 AnimScrollConstraint( backgroundAnimLayer1.GetCurrentPosition(), 0.5f ) );
782 backgroundAnimLayer1.ApplyConstraint( animConstraint1 );
784 Constraint animConstraint2 = Constraint::New < Vector3 > ( Actor::POSITION,
785 Source( mScrollView, mScrollView.GetPropertyIndex( ScrollView::SCROLL_POSITION_PROPERTY_NAME ) ),
786 AnimScrollConstraint( backgroundAnimLayer2.GetCurrentPosition(), 0.25f ) );
787 backgroundAnimLayer2.ApplyConstraint( animConstraint2 );
790 ImageActor layer = Dali::Toolkit::CreateSolidColorActor( BACKGROUND_COLOR );
791 layer.SetAnchorPoint( AnchorPoint::CENTER );
792 layer.SetParentOrigin( ParentOrigin::CENTER );
793 layer.SetSize( size * BACKGROUND_SIZE_SCALE );
794 layer.SetZ( BACKGROUND_Z );
795 layer.SetPositionInheritanceMode( DONT_INHERIT_POSITION );
797 addToLayer.Add( layer );
800 addToLayer.Add( backgroundAnimLayer0 );
801 addToLayer.Add( backgroundAnimLayer1 );
802 addToLayer.Add( backgroundAnimLayer2 );
804 // Add all the children
805 AddBackgroundActors( backgroundAnimLayer0, NUM_BACKGROUND_IMAGES / 3, distanceField, size );
806 AddBackgroundActors( backgroundAnimLayer1, NUM_BACKGROUND_IMAGES / 3, distanceField, size );
807 AddBackgroundActors( backgroundAnimLayer2, NUM_BACKGROUND_IMAGES / 3, distanceField, size );
810 void DaliTableView::AddBackgroundActors( Actor layer, int count, BitmapImage distanceField, const Dali::Vector2& size )
812 for( int i = 0; i < count; ++i )
814 float randSize = Random::Range( 10.0f, 400.0f );
815 float hue = Random::Range( 0.3f, 1.0f );
816 Vector4 randColour( hue, hue*0.5, 0.0f, Random::Range( 0.3f, 0.6f ));
818 ImageActor dfActor = ImageActor::New( distanceField );
819 mBackgroundActors.push_back( dfActor );
820 dfActor.SetSize( Vector2( randSize, randSize ) );
821 dfActor.SetParentOrigin( ParentOrigin::CENTER );
823 Toolkit::DistanceFieldEffect effect = Toolkit::DistanceFieldEffect::New();
824 dfActor.SetShaderEffect( effect );
825 dfActor.SetColor( randColour );
826 effect.SetOutlineParams( Vector2( 0.55f, 0.00f ) );
827 effect.SetSmoothingEdge( 0.5f );
828 layer.Add( dfActor );
832 Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.5f * BACKGROUND_SPREAD_SCALE ),
833 Random::Range( -size.y * 0.5f - randSize, size.y * 0.5f + randSize ),
834 Random::Range(-1.0f, 0.0f) );
835 dfActor.SetPosition( actorPos );
837 Constraint movementConstraint = Constraint::New < Vector3 > ( Actor::POSITION,
838 LocalSource( Actor::SIZE ),
839 ParentSource( Actor::SIZE ),
840 ShapeMovementConstraint );
841 dfActor.ApplyConstraint( movementConstraint );
844 Animation animation = Animation::New( Random::Range( 40.0f, 200.0f ) );
845 KeyFrames keyframes = KeyFrames::New();
846 keyframes.Add( 0.0f, actorPos );
847 Vector3 toPos( actorPos );
848 toPos.y -= ( size.y + randSize );
849 keyframes.Add( 1.0f, toPos );
850 animation.AnimateBetween( Property( dfActor, Actor::POSITION ), keyframes );
851 animation.SetLooping( true );
853 mBackgroundAnimations.push_back( animation );
857 void DaliTableView::CreateShapeImage( ShapeType shapeType, const Size& size, BitmapImage& distanceFieldOut )
859 // this bitmap will hold the alpha map for the distance field shader
860 distanceFieldOut = BitmapImage::New( size.width, size.height, Pixel::A8 );
862 // Generate bit pattern
863 std::vector< unsigned char > imageDataA8;
864 imageDataA8.reserve( size.width * size.height ); // A8
869 GenerateCircle( size, imageDataA8 );
872 GenerateSquare( size, imageDataA8 );
878 GenerateDistanceFieldMap( &imageDataA8[ 0 ], size, distanceFieldOut.GetBuffer(), size, 8.0f, size );
879 distanceFieldOut.Update();
882 void DaliTableView::GenerateSquare( const Size& size, std::vector< unsigned char >& distanceFieldOut )
884 for( int h = 0; h < size.height; ++h )
886 for( int w = 0; w < size.width; ++w )
888 distanceFieldOut.push_back( 0xFF );
893 void DaliTableView::GenerateCircle( const Size& size, std::vector< unsigned char >& distanceFieldOut )
895 const float radius = size.width * 0.5f * size.width * 0.5f;
896 Vector2 center( size.width / 2, size.height / 2 );
898 for( int h = 0; h < size.height; ++h )
900 for( int w = 0; w < size.width; ++w )
903 Vector2 dist = pos - center;
905 if( dist.x * dist.x + dist.y * dist.y > radius )
907 distanceFieldOut.push_back( 0x00 );
911 distanceFieldOut.push_back( 0xFF );
917 ImageActor DaliTableView::CreateLogo( std::string imagePath )
919 Image image = Image::New( imagePath );
920 image.LoadingFinishedSignal().Connect( this, &DaliTableView::OnLogoLoaded );
922 ImageActor logo = ImageActor::New( image );
924 logo.SetAnchorPoint( AnchorPoint::CENTER );
925 logo.SetParentOrigin( ParentOrigin::BOTTOM_CENTER );
930 void DaliTableView::OnLogoLoaded( Dali::Image image )
932 mRootActor.SetFixedHeight( 1, image.GetHeight() + LOGO_BOTTOM_PADDING_HEIGHT );
935 bool DaliTableView::PauseBackgroundAnimation()
942 void DaliTableView::PauseAnimation()
944 if( mBackgroundAnimsPlaying )
946 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
948 Animation anim = *animIter;
953 mBackgroundAnimsPlaying = false;
957 void DaliTableView::PlayAnimation()
959 if ( !mBackgroundAnimsPlaying )
961 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
963 Animation anim = *animIter;
968 mBackgroundAnimsPlaying = true;
971 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
974 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction )
976 Actor nextFocusActor = proposed;
978 if ( !current && !proposed )
980 // Set the initial focus to the first tile in the current page should be focused.
981 nextFocusActor = mTableViewList[mScrollView.GetCurrentPage()].GetChildAt(TableView::CellPosition(0, 0));
983 else if( !proposed || (proposed && proposed == mScrollViewLayer) )
985 // ScrollView is being focused but nothing in the current page can be focused further
986 // in the given direction. We should work out which page to scroll to next.
987 int currentPage = mScrollView.GetCurrentPage();
988 int newPage = currentPage;
989 if( direction == Dali::Toolkit::Control::Left )
993 else if( direction == Dali::Toolkit::Control::Right )
998 newPage = std::max(0, std::min(static_cast<int>(mScrollRulerX->GetTotalPages() - 1), newPage));
999 if( newPage == currentPage )
1001 if( direction == Dali::Toolkit::Control::Left )
1003 newPage = mScrollRulerX->GetTotalPages() - 1;
1004 } else if( direction == Dali::Toolkit::Control::Right )
1010 // Scroll to the page in the given direction
1011 mScrollView.ScrollTo(newPage);
1013 if( direction == Dali::Toolkit::Control::Left )
1015 // Work out the cell position for the last tile
1016 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
1017 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
1018 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
1020 // Move the focus to the last tile in the new page.
1021 nextFocusActor = mTableViewList[newPage].GetChildAt(TableView::CellPosition(rowPos, colPos));
1025 // Move the focus to the first tile in the new page.
1026 nextFocusActor = mTableViewList[newPage].GetChildAt(TableView::CellPosition(0, 0));
1030 return nextFocusActor;
1033 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
1037 mPressedActor = activatedActor;
1039 // Activate the current focused actor;
1040 TouchEvent touchEventUp;
1041 touchEventUp.points.push_back( TouchPoint ( 0, TouchPoint::Up, 0.0f, 0.0f ) );
1042 OnTilePressed(mPressedActor, touchEventUp);
1046 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
1048 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );