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/devel-api/images/distance-field.h>
26 #include <dali-toolkit/devel-api/shader-effects/alpha-discard-effect.h>
27 #include <dali-toolkit/devel-api/shader-effects/distance-field-effect.h>
30 #include "shared/view.h"
33 using namespace Dali::Toolkit;
35 ///////////////////////////////////////////////////////////////////////////////
40 const std::string BUTTON_BACKWARD( "Backward" );
41 const std::string BUTTON_FORWARD( "Forward" );
42 const std::string BUTTON_QUIT( "Quit" );
43 const std::string BUTTON_OK( "Ok" );
44 const std::string BUTTON_CANCEL( "Cancel" );
46 const std::string DEFAULT_BACKGROUND_IMAGE_PATH( DALI_IMAGE_DIR "background-gradient.jpg" );
47 const std::string LOGO_PATH( DALI_IMAGE_DIR "dali-logo.png" );
48 const std::string DEFAULT_TOOLBAR_IMAGE_PATH( DALI_IMAGE_DIR "top-bar.png" );
49 const std::string BUTTON_BACKGROUND(DALI_IMAGE_DIR "button-background.png");
50 const std::string TILE_BACKGROUND(DALI_IMAGE_DIR "item-background.png");
51 const std::string TILE_BACKGROUND_ALPHA(DALI_IMAGE_DIR "item-background-alpha.png");
53 const char * const DEFAULT_TOOLBAR_TEXT( "TOUCH TO LAUNCH EXAMPLE" );
55 const float BUTTON_PRESS_ANIMATION_TIME = 0.25f; ///< Time to perform button scale effect.
56 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
57 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
58 const int EXAMPLES_PER_ROW = 3;
59 const int ROWS_PER_PAGE = 3;
60 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
61 const float LOGO_MARGIN_RATIO = 0.1f / 0.3f;
62 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
63 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
64 const Vector3 TABLE_RELATIVE_SIZE(0.95f, 0.9f, 0.8f ); ///< TableView's relative size to the entire stage. The Y value means sum of the logo and table relative heights.
65 const float STENCIL_RELATIVE_SIZE = 1.0f;
67 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
68 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
69 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
73 const int NUM_BACKGROUND_IMAGES = 18;
74 const float BACKGROUND_SWIPE_SCALE = 0.025f;
75 const float BACKGROUND_SPREAD_SCALE = 1.5f;
76 const float SCALE_MOD = 1000.0f * Math::PI * 2.0f;
77 const float SCALE_SPEED = 10.0f;
78 const float SCALE_SPEED_SIN = 0.1f;
80 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
82 const float BACKGROUND_Z = -1.0f;
83 const Vector4 BACKGROUND_COLOR( 1.0f, 1.0f, 1.0f, 1.0f );
85 const float BUBBLE_MIN_Z = -1.0;
86 const float BUBBLE_MAX_Z = 0.0f;
89 * Creates the background image
91 ImageView CreateBackground( std::string imagePath )
93 Image image = ResourceImage::New( imagePath );
94 ImageView background = ImageView::New( image );
95 background.SetName( "BACKGROUND" );
96 background.SetAnchorPoint( AnchorPoint::CENTER );
97 background.SetParentOrigin( ParentOrigin::CENTER );
98 background.SetZ( -1.0f );
99 background.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
104 // These values depend on the tile image
105 const float IMAGE_BORDER_LEFT = 11.0f;
106 const float IMAGE_BORDER_RIGHT = IMAGE_BORDER_LEFT;
107 const float IMAGE_BORDER_TOP = IMAGE_BORDER_LEFT;
108 const float IMAGE_BORDER_BOTTOM = IMAGE_BORDER_LEFT;
111 * Constraint to return a position for a bubble based on the scroll value and vertical wrapping
113 struct AnimateBubbleConstraint
116 AnimateBubbleConstraint( const Vector3& initialPos, float scale )
117 : mInitialX( initialPos.x ),
122 void operator()( Vector3& position, const PropertyInputContainer& inputs )
124 const Vector3& parentSize = inputs[1]->GetVector3();
125 const Vector3& childSize = inputs[2]->GetVector3();
127 // Wrap bubbles verically.
128 if( position.y + childSize.y * 0.5f < -parentSize.y * 0.5f )
130 position.y = parentSize.y * 0.5f + childSize.y * 0.5f;
133 // Bubbles X position moves parallax to horizontal
134 // panning by a scale factor unique to each bubble.
135 position.x = mInitialX + ( inputs[0]->GetVector2().x * mScale );
144 bool CompareByTitle( const Example& lhs, const Example& rhs )
146 return lhs.title < rhs.title;
151 DaliTableView::DaliTableView( Application& application )
152 : mApplication( application ),
167 mButtonsPageRelativeSize(),
171 mBackgroundAnimations(),
174 mBackgroundImagePath( DEFAULT_BACKGROUND_IMAGE_PATH ),
177 mSortAlphabetically( false ),
178 mBackgroundAnimsPlaying( false )
180 application.InitSignal().Connect( this, &DaliTableView::Initialize );
183 DaliTableView::~DaliTableView()
187 void DaliTableView::AddExample( Example example )
189 mExampleList.push_back( example );
190 mExampleMap[ example.name ] = example;
193 void DaliTableView::SetBackgroundPath( std::string imagePath )
195 mBackgroundImagePath = imagePath;
198 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
200 mSortAlphabetically = sortAlphabetically;
203 void DaliTableView::Initialize( Application& application )
205 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
207 const Vector2 stageSize = Stage::GetCurrent().GetSize();
210 ImageView background = CreateBackground( mBackgroundImagePath );
211 Stage::GetCurrent().Add( background );
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 mRootActor.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
218 Stage::GetCurrent().Add( mRootActor );
221 Dali::Toolkit::ToolBar toolbar;
222 Dali::Layer toolBarLayer = DemoHelper::CreateToolbar(toolbar,
223 DEFAULT_TOOLBAR_IMAGE_PATH,
224 DEFAULT_TOOLBAR_TEXT,
225 DemoHelper::DEFAULT_VIEW_STYLE);
227 mRootActor.AddChild( toolBarLayer, TableView::CellPosition( 0, 0 ) );
228 mRootActor.SetFitHeight( 0 );
231 ImageView logo = CreateLogo( LOGO_PATH );
232 logo.SetName( "LOGO_IMAGE" );
233 logo.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
234 const float paddingHeight = ( ( 1.f-TABLE_RELATIVE_SIZE.y ) * stageSize.y );
235 const float logoMargin = paddingHeight * LOGO_MARGIN_RATIO;
237 // Show version in a popup when log is tapped
238 mLogoTapDetector = TapGestureDetector::New();
239 mLogoTapDetector.Attach( logo );
240 mLogoTapDetector.DetectedSignal().Connect( this, &DaliTableView::OnLogoTapped );
242 const float bottomMargin = paddingHeight * BOTTOM_PADDING_RATIO;
244 Alignment alignment = Alignment::New();
245 alignment.SetName( "LOGO_ALIGNMENT" );
246 alignment.Add( logo );
247 alignment.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
248 alignment.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
249 Actor alignmentActor = alignment;
250 alignmentActor.SetPadding( Padding( 0.0f, 0.0f, logoMargin, logoMargin ));
251 mRootActor.AddChild( alignment, TableView::CellPosition( 1, 0 ) );
252 mRootActor.SetFitHeight( 1 );
254 // scrollview occupying the majority of the screen
255 mScrollView = ScrollView::New();
257 mScrollView.SetAnchorPoint( AnchorPoint::CENTER );
258 mScrollView.SetParentOrigin( ParentOrigin::CENTER );
259 mScrollView.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
260 const float buttonsPageMargin = ( 1.0f - TABLE_RELATIVE_SIZE.x ) * 0.5f * stageSize.width;
261 mScrollView.SetPadding( Padding( buttonsPageMargin, buttonsPageMargin, 0.0f, 0.0f ) );
263 mScrollView.SetAxisAutoLock( true );
264 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
265 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
266 mScrollView.TouchedSignal().Connect( this, &DaliTableView::OnScrollTouched );
268 mScrollViewLayer = Layer::New();
270 // Disable the depth test for performance
271 mScrollViewLayer.SetDepthTestDisabled( true );
272 mScrollViewLayer.SetAnchorPoint( AnchorPoint::CENTER );
273 mScrollViewLayer.SetParentOrigin( ParentOrigin::CENTER );
274 mScrollViewLayer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
276 // Create solid background colour.
277 ImageActor backgroundColourActor = Dali::Toolkit::CreateSolidColorActor( BACKGROUND_COLOR );
278 backgroundColourActor.SetAnchorPoint( AnchorPoint::CENTER );
279 backgroundColourActor.SetParentOrigin( ParentOrigin::CENTER );
280 backgroundColourActor.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
281 backgroundColourActor.SetSizeModeFactor( Vector3( 1.0f, 1.5f, 1.0f ) );
283 // Force the filled background right to the back
284 backgroundColourActor.SetSortModifier( DemoHelper::BACKGROUND_DEPTH_INDEX );
285 mScrollViewLayer.Add( backgroundColourActor );
287 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
288 Actor bubbleContainer = Actor::New();
289 bubbleContainer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
290 bubbleContainer.SetAnchorPoint( AnchorPoint::CENTER );
291 bubbleContainer.SetParentOrigin( ParentOrigin::CENTER );
292 mScrollViewLayer.Add( bubbleContainer );
294 SetupBackground( bubbleContainer );
296 Alignment buttonsAlignment = Alignment::New();
297 buttonsAlignment.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
298 buttonsAlignment.Add( mScrollViewLayer );
300 mScrollViewLayer.Add( mScrollView );
302 mRootActor.AddChild( buttonsAlignment, TableView::CellPosition( 2, 0 ) );
304 mRootActor.SetFixedHeight( 3, bottomMargin );
306 // Add scroll view effect and setup constraints on pages
307 ApplyScrollViewEffect();
309 // Add pages and tiles
312 // Remove constraints for inner cube effect
313 ApplyCubeEffectToPages();
315 Dali::Window winHandle = application.GetWindow();
316 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
317 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
318 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
319 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
321 // Set initial orientation
322 unsigned int degrees = 0;
325 //orientation.ChangedSignal().Connect( this, &DaliTableView::OrientationChanged );
327 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
329 // Background animation
330 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
331 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
332 mAnimationTimer.Start();
333 mBackgroundAnimsPlaying = true;
335 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
336 KeyboardFocusManager::Get().FocusedActorEnterKeySignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
337 AccessibilityManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
340 void DaliTableView::ApplyCubeEffectToPages()
342 ScrollViewPagePathEffect effect = ScrollViewPagePathEffect::DownCast( mScrollViewEffect );
343 unsigned int pageCount(0);
344 for( std::vector< Actor >::iterator pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
346 Actor page = *pageIter;
347 effect.ApplyToPage( page, pageCount++ );
351 void DaliTableView::OnButtonsPageRelayout( const Dali::Actor& actor )
356 void DaliTableView::Populate()
358 const Vector2 stageSize = Stage::GetCurrent().GetSize();
360 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
362 // Populate ScrollView.
363 if( mExampleList.size() > 0 )
365 if( mSortAlphabetically )
367 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
370 unsigned int exampleCount = 0;
371 ExampleListConstIter iter = mExampleList.begin();
373 for( int t = 0; t < mTotalPages; t++ )
375 // Create Table. (contains up to 9 Examples)
376 TableView page = TableView::New( 3, 3 );
377 page.SetAnchorPoint( AnchorPoint::CENTER );
378 page.SetParentOrigin( ParentOrigin::CENTER );
379 page.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
380 mScrollView.Add( page );
382 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
383 const float margin = 2.0f;
384 const float tileParentMultiplier = 1.0f / EXAMPLES_PER_ROW;
386 for(int row = 0; row < ROWS_PER_PAGE; row++)
388 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
390 const Example& example = ( *iter );
392 Actor tile = CreateTile( example.name, example.title, Vector3( tileParentMultiplier, tileParentMultiplier, 1.0f ), true );
393 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
394 accessibilityManager.SetFocusOrder( tile, ++exampleCount );
395 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_LABEL,
397 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_TRAIT, "Tile" );
398 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_HINT,
399 "You can run this example" );
401 tile.SetPadding( Padding( margin, margin, margin, margin ) );
403 page.AddChild( tile, TableView::CellPosition( row, column ) );
407 if( iter == mExampleList.end() )
413 if( iter == mExampleList.end() )
419 // Set tableview position
420 Vector3 pagePos( stageSize.width * TABLE_RELATIVE_SIZE.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 * TABLE_RELATIVE_SIZE.x * 0.5f );
434 mScrollRulerY = new DefaultRuler();
435 mScrollRulerX->SetDomain( RulerDomain( 0.0f, (mTotalPages+1) * stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f, 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.AnimateTo( Property( mRootActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree( 360 - degrees ) ), Vector3::ZAXIS ), AlphaFunction::EASE_OUT );
465 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::SIZE ), targetSize, AlphaFunction::EASE_OUT );
466 mRotateAnimation.Play();
469 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Dali::Vector3& sizeMultiplier, bool addBackground )
471 Actor content = Actor::New();
472 content.SetName( name );
473 content.SetAnchorPoint( AnchorPoint::CENTER );
474 content.SetParentOrigin( ParentOrigin::CENTER );
475 content.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
476 content.SetSizeModeFactor( sizeMultiplier );
478 // create background image
481 Image bg = ResourceImage::New( TILE_BACKGROUND );
482 ImageActor image = ImageActor::New( bg );
483 image.SetAnchorPoint( AnchorPoint::CENTER );
484 image.SetParentOrigin( ParentOrigin::CENTER );
485 // make the image 100% of tile
486 image.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
488 // move image back to get text appear in front
490 image.SetStyle( ImageActor::STYLE_NINE_PATCH );
491 image.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
492 content.Add( image );
495 ImageActor stencil = NewStencilImage();
496 stencil.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
497 image.Add( stencil );
500 TextLabel label = TextLabel::New();
501 label.SetAnchorPoint( AnchorPoint::TOP_LEFT );
502 label.SetProperty( Control::Property::STYLE_NAME, "launcherlabel" );
503 label.SetProperty( TextLabel::Property::MULTI_LINE, true );
504 label.SetProperty( TextLabel::Property::TEXT, title );
505 label.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
506 label.SetProperty( TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER" );
507 label.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
508 content.Add( label );
510 // Set the tile to be keyboard focusable
511 content.SetKeyboardFocusable(true);
513 // connect to the touch events
514 content.TouchedSignal().Connect( this, &DaliTableView::OnTilePressed );
515 content.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
520 ImageActor DaliTableView::NewStencilImage()
522 Image alpha = ResourceImage::New( TILE_BACKGROUND_ALPHA );
524 ImageActor stencilActor = ImageActor::New( alpha );
525 stencilActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
526 stencilActor.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
528 stencilActor.SetParentOrigin( ParentOrigin::CENTER );
529 stencilActor.SetAnchorPoint( AnchorPoint::CENTER );
530 stencilActor.SetDrawMode( DrawMode::STENCIL );
532 Dali::ShaderEffect shaderEffect = CreateAlphaDiscardEffect();
533 stencilActor.SetShaderEffect( shaderEffect );
538 bool DaliTableView::OnTilePressed( Actor actor, const TouchEvent& event )
540 bool consumed = false;
542 const TouchPoint& point = event.GetPoint( 0 );
543 if( TouchPoint::Down == point.state )
545 mPressedActor = actor;
549 // A button press is only valid if the Down & Up events
550 // both occurred within the button.
551 if( ( TouchPoint::Up == point.state ) &&
552 ( mPressedActor == actor ) )
554 std::string name = actor.GetName();
555 ExampleMapConstIter iter = mExampleMap.find( name );
557 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
559 if( iter != mExampleMap.end() )
561 // ignore Example button presses when scrolling or button animating.
562 if( ( !mScrolling ) && ( !mPressedAnimation ) )
564 // do nothing, until pressed animation finished.
571 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
572 mPressedAnimation.SetEndAction( Animation::Discard );
574 // scale the content actor within the Tile, as to not affect the placement within the Table.
575 Actor content = actor.GetChildAt(0);
576 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3( 0.9f, 0.9f, 1.0f ), AlphaFunction::EASE_IN_OUT,
577 TimePeriod( 0.0f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
578 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3::ONE, AlphaFunction::EASE_IN_OUT,
579 TimePeriod( BUTTON_PRESS_ANIMATION_TIME * 0.5f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
580 mPressedAnimation.Play();
581 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
587 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
589 mPressedAnimation.Reset();
592 std::string name = mPressedActor.GetName();
593 ExampleMapConstIter iter = mExampleMap.find( name );
595 if( iter == mExampleMap.end() )
597 if( name == BUTTON_QUIT )
599 // Move focus to the OK button
600 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
602 // Enable the group mode and wrap mode
603 accessibilityManager.SetGroupMode( true );
604 accessibilityManager.SetWrapMode( true );
609 const Example& example( iter->second );
611 std::stringstream stream;
612 stream << DALI_EXAMPLE_BIN << example.name.c_str();
616 execlp( stream.str().c_str(), example.name.c_str(), NULL );
617 DALI_ASSERT_ALWAYS(false && "exec failed!");
620 mPressedActor.Reset();
624 void DaliTableView::OnScrollStart( const Dali::Vector2& position )
631 void DaliTableView::OnScrollComplete( const Dali::Vector2& position )
635 // move focus to 1st item of new page
636 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
637 accessibilityManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
640 bool DaliTableView::OnScrollTouched( Actor actor, const TouchEvent& event )
642 const TouchPoint& point = event.GetPoint( 0 );
643 if( TouchPoint::Down == point.state )
645 mPressedActor = actor;
651 void DaliTableView::ApplyScrollViewEffect()
653 // Remove old effect if exists.
655 if( mScrollViewEffect )
657 mScrollView.RemoveEffect( mScrollViewEffect );
660 // Just one effect for now
661 SetupInnerPageCubeEffect();
663 mScrollView.ApplyEffect( mScrollViewEffect );
666 void DaliTableView::SetupInnerPageCubeEffect()
668 const Vector2 stageSize = Stage::GetCurrent().GetSize();
670 Dali::Path path = Dali::Path::New();
671 Dali::Property::Array points;
673 points[0] = Vector3( stageSize.x*0.5, 0.0f, stageSize.x*0.5f);
674 points[1] = Vector3( 0.0f, 0.0f, 0.0f );
675 points[2] = Vector3( -stageSize.x*0.5f, 0.0f, stageSize.x*0.5f);
676 path.SetProperty( Path::Property::POINTS, points );
678 Dali::Property::Array controlPoints;
679 controlPoints.Resize(4);
680 controlPoints[0] = Vector3( stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
681 controlPoints[1] = Vector3( stageSize.x*0.3f, 0.0f, 0.0f );
682 controlPoints[2] = Vector3(-stageSize.x*0.3f, 0.0f, 0.0f );
683 controlPoints[3] = Vector3(-stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
684 path.SetProperty( Path::Property::CONTROL_POINTS, controlPoints );
687 mScrollViewEffect = ScrollViewPagePathEffect::New(path,
688 Vector3(-1.0f,0.0f,0.0f),
689 Toolkit::ScrollView::Property::SCROLL_FINAL_X,
690 Vector3(stageSize.x*TABLE_RELATIVE_SIZE.x,stageSize.y*TABLE_RELATIVE_SIZE.y,0.0f),mTotalPages);
693 void DaliTableView::OnKeyEvent( const KeyEvent& event )
695 if( event.state == KeyEvent::Down )
697 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
699 // If there's a Popup, Hide it if it's contributing to the display in any way (EG. transitioning in or out).
701 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() != Toolkit::Popup::HIDDEN ) )
703 mVersionPopup.SetDisplayState( Popup::HIDDEN );
713 void DaliTableView::SetupBackground( Actor bubbleContainer )
715 // Create distance field shape.
716 BufferImage distanceField;
717 Size imageSize( 512, 512 );
718 CreateShapeImage( CIRCLE, imageSize, distanceField );
720 // Add bubbles to the bubbleContainer.
721 // Note: The bubbleContainer is parented externally to this function.
722 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES, distanceField );
725 void DaliTableView::InitialiseBackgroundActors( Actor actor )
727 // Delete current animations
728 mBackgroundAnimations.clear();
730 // Create new animations
731 const Vector3 size = actor.GetTargetSize();
733 for( unsigned int i = 0, childCount = actor.GetChildCount(); i < childCount; ++i )
735 Actor child = actor.GetChildAt( i );
737 // Calculate a random position
738 Vector3 childPos( Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.5f * BACKGROUND_SPREAD_SCALE ),
739 Random::Range( -size.y, size.y ),
740 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
742 child.SetPosition( childPos );
744 // Define bubble horizontal parallax and vertical wrapping
745 Constraint animConstraint = Constraint::New < Vector3 > ( child, Actor::Property::POSITION, AnimateBubbleConstraint( childPos, Random::Range( -0.85f, 0.25f ) ) );
746 animConstraint.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
747 animConstraint.AddSource( Dali::ParentSource( Dali::Actor::Property::SIZE ) );
748 animConstraint.AddSource( Dali::LocalSource( Dali::Actor::Property::SIZE ) );
749 animConstraint.Apply();
752 Animation animation = Animation::New( Random::Range( 40.0f, 80.0f ) );
753 animation.AnimateBy( Property( child, Actor::Property::POSITION ), Vector3( 0.0f, -1.0f, 0.0f ), AlphaFunction::LINEAR );
754 animation.SetLooping( true );
756 mBackgroundAnimations.push_back( animation );
760 void DaliTableView::AddBackgroundActors( Actor layer, int count, BufferImage distanceField )
762 for( int i = 0; i < count; ++i )
764 float randSize = Random::Range( 10.0f, 400.0f );
765 float hue = Random::Range( 0.3f, 1.0f );
766 Vector4 randColour( hue, hue * 0.5, 0.0f, Random::Range( 0.3f, 0.6f ));
768 ImageActor dfActor = ImageActor::New( distanceField );
769 dfActor.SetSize( Vector2( randSize, randSize ) );
770 dfActor.SetParentOrigin( ParentOrigin::CENTER );
772 // Force the bubbles just in front of the solid background
773 dfActor.SetSortModifier( DemoHelper::BACKGROUND_DEPTH_INDEX + 1 );
775 ShaderEffect effect = Toolkit::CreateDistanceFieldEffect();
776 dfActor.SetShaderEffect( effect );
777 dfActor.SetColor( randColour );
778 effect.SetUniform("uOutlineParams", Vector2( 0.55f, 0.00f ) );
779 effect.SetUniform("uSmoothing", 0.5f );
780 layer.Add( dfActor );
783 // Positioning will occur when the layer is relaid out
784 layer.OnRelayoutSignal().Connect( this, &DaliTableView::InitialiseBackgroundActors );
787 void DaliTableView::CreateShapeImage( ShapeType shapeType, const Size& size, BufferImage& distanceFieldOut )
789 // this bitmap will hold the alpha map for the distance field shader
790 distanceFieldOut = BufferImage::New( size.width, size.height, Pixel::A8 );
792 // Generate bit pattern
793 std::vector< unsigned char > imageDataA8;
794 imageDataA8.reserve( size.width * size.height ); // A8
799 GenerateCircle( size, imageDataA8 );
802 GenerateSquare( size, imageDataA8 );
808 PixelBuffer* buffer = distanceFieldOut.GetBuffer();
811 GenerateDistanceFieldMap( &imageDataA8[ 0 ], size, buffer, size, 8.0f, size );
812 distanceFieldOut.Update();
816 void DaliTableView::GenerateSquare( const Size& size, std::vector< unsigned char >& distanceFieldOut )
818 for( int h = 0; h < size.height; ++h )
820 for( int w = 0; w < size.width; ++w )
822 distanceFieldOut.push_back( 0xFF );
827 void DaliTableView::GenerateCircle( const Size& size, std::vector< unsigned char >& distanceFieldOut )
829 const float radius = size.width * 0.5f * size.width * 0.5f;
830 Vector2 center( size.width / 2, size.height / 2 );
832 for( int h = 0; h < size.height; ++h )
834 for( int w = 0; w < size.width; ++w )
837 Vector2 dist = pos - center;
839 if( dist.x * dist.x + dist.y * dist.y > radius )
841 distanceFieldOut.push_back( 0x00 );
845 distanceFieldOut.push_back( 0xFF );
851 ImageView DaliTableView::CreateLogo( std::string imagePath )
853 Image image = ResourceImage::New( imagePath );
854 ImageView logo = ImageView::New( image );
856 logo.SetAnchorPoint( AnchorPoint::CENTER );
857 logo.SetParentOrigin( ParentOrigin::CENTER );
862 bool DaliTableView::PauseBackgroundAnimation()
869 void DaliTableView::PauseAnimation()
871 if( mBackgroundAnimsPlaying )
873 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
875 Animation anim = *animIter;
880 mBackgroundAnimsPlaying = false;
884 void DaliTableView::PlayAnimation()
886 if ( !mBackgroundAnimsPlaying )
888 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
890 Animation anim = *animIter;
895 mBackgroundAnimsPlaying = true;
898 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
901 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocus::Direction direction )
903 Actor nextFocusActor = proposed;
905 if ( !current && !proposed )
907 // Set the initial focus to the first tile in the current page should be focused.
908 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
910 else if( !proposed || (proposed && proposed == mScrollViewLayer) )
912 // ScrollView is being focused but nothing in the current page can be focused further
913 // in the given direction. We should work out which page to scroll to next.
914 int currentPage = mScrollView.GetCurrentPage();
915 int newPage = currentPage;
916 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
920 else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
925 newPage = std::max(0, std::min(mTotalPages - 1, newPage));
926 if( newPage == currentPage )
928 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
930 newPage = mTotalPages - 1;
931 } else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
937 // Scroll to the page in the given direction
938 mScrollView.ScrollTo(newPage);
940 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
942 // Work out the cell position for the last tile
943 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
944 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
945 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
947 // Move the focus to the last tile in the new page.
948 nextFocusActor = mPages[newPage].GetChildAt(rowPos * EXAMPLES_PER_ROW + colPos);
952 // Move the focus to the first tile in the new page.
953 nextFocusActor = mPages[newPage].GetChildAt(0);
957 return nextFocusActor;
960 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
964 mPressedActor = activatedActor;
966 // Activate the current focused actor;
967 TouchEvent touchEventUp;
968 touchEventUp.points.push_back( TouchPoint ( 0, TouchPoint::Up, 0.0f, 0.0f ) );
969 OnTilePressed(mPressedActor, touchEventUp);
973 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
975 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );
979 void DaliTableView::OnLogoTapped( Dali::Actor actor, const Dali::TapGesture& tap )
981 // Only show if currently fully hidden. If transitioning-out, the transition will not be interrupted.
982 if ( !mVersionPopup || ( mVersionPopup.GetDisplayState() == Toolkit::Popup::HIDDEN ) )
984 if ( !mVersionPopup )
986 std::ostringstream stream;
987 stream << "DALi Core: " << CORE_MAJOR_VERSION << "." << CORE_MINOR_VERSION << "." << CORE_MICRO_VERSION << std::endl << "(" << CORE_BUILD_DATE << ")\n";
988 stream << "DALi Adaptor: " << ADAPTOR_MAJOR_VERSION << "." << ADAPTOR_MINOR_VERSION << "." << ADAPTOR_MICRO_VERSION << std::endl << "(" << ADAPTOR_BUILD_DATE << ")\n";
989 stream << "DALi Toolkit: " << TOOLKIT_MAJOR_VERSION << "." << TOOLKIT_MINOR_VERSION << "." << TOOLKIT_MICRO_VERSION << std::endl << "(" << TOOLKIT_BUILD_DATE << ")\n";
991 mVersionPopup = Dali::Toolkit::Popup::New();
993 Toolkit::TextLabel titleActor = Toolkit::TextLabel::New( "Version information" );
994 titleActor.SetName( "title-actor" );
995 titleActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
997 Toolkit::TextLabel contentActor = Toolkit::TextLabel::New( stream.str() );
998 contentActor.SetName( "content-actor" );
999 contentActor.SetProperty( Toolkit::TextLabel::Property::MULTI_LINE, true );
1000 contentActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
1001 contentActor.SetPadding( Padding( 0.0f, 0.0f, 20.0f, 0.0f ) );
1003 mVersionPopup.SetTitle( titleActor );
1004 mVersionPopup.SetContent( contentActor );
1006 mVersionPopup.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::WIDTH );
1007 mVersionPopup.SetSizeModeFactor( Vector3( 0.75f, 1.0f, 1.0f ) );
1008 mVersionPopup.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
1010 mVersionPopup.OutsideTouchedSignal().Connect( this, &DaliTableView::HideVersionPopup );
1011 Stage::GetCurrent().Add( mVersionPopup );
1014 mVersionPopup.SetDisplayState( Popup::SHOWN );
1018 void DaliTableView::HideVersionPopup()
1020 // Only hide if currently fully shown. If transitioning-in, the transition will not be interrupted.
1021 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() == Toolkit::Popup::SHOWN ) )
1023 mVersionPopup.SetDisplayState( Popup::HIDDEN );