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 ImageActor CreateBackground( std::string imagePath )
93 Image image = ResourceImage::New( imagePath );
94 ImageActor background = ImageActor::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 ),
168 mButtonsPageRelativeSize(),
172 mBackgroundAnimations(),
175 mBackgroundImagePath( DEFAULT_BACKGROUND_IMAGE_PATH ),
178 mSortAlphabetically( false ),
179 mBackgroundAnimsPlaying( false ),
180 mVersionPopupShown( false )
182 application.InitSignal().Connect( this, &DaliTableView::Initialize );
185 DaliTableView::~DaliTableView()
189 void DaliTableView::AddExample( Example example )
191 mExampleList.push_back( example );
192 mExampleMap[ example.name ] = example;
195 void DaliTableView::SetBackgroundPath( std::string imagePath )
197 mBackgroundImagePath = imagePath;
200 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
202 mSortAlphabetically = sortAlphabetically;
205 void DaliTableView::Initialize( Application& application )
207 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
209 const Vector2 stageSize = Stage::GetCurrent().GetSize();
212 Actor background = CreateBackground( mBackgroundImagePath );
213 Stage::GetCurrent().Add( background );
215 // Render entire content as overlays, as is all on same 2D plane.
216 mRootActor = TableView::New( 4, 1 );
217 mRootActor.SetAnchorPoint( AnchorPoint::CENTER );
218 mRootActor.SetParentOrigin( ParentOrigin::CENTER );
219 mRootActor.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
220 Stage::GetCurrent().Add( mRootActor );
223 Dali::Toolkit::ToolBar toolbar;
224 Dali::Layer toolBarLayer = DemoHelper::CreateToolbar(toolbar,
225 DEFAULT_TOOLBAR_IMAGE_PATH,
226 DEFAULT_TOOLBAR_TEXT,
227 DemoHelper::DEFAULT_VIEW_STYLE);
229 mRootActor.AddChild( toolBarLayer, TableView::CellPosition( 0, 0 ) );
230 mRootActor.SetFitHeight( 0 );
233 Dali::ImageActor logo = CreateLogo( LOGO_PATH );
234 logo.SetName( "LOGO_IMAGE" );
235 logo.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
236 const float paddingHeight = ( ( 1.f-TABLE_RELATIVE_SIZE.y ) * stageSize.y );
237 const float logoMargin = paddingHeight * LOGO_MARGIN_RATIO;
239 // Show version in a popup when log is tapped
240 mLogoTapDetector = TapGestureDetector::New();
241 mLogoTapDetector.Attach( logo );
242 mLogoTapDetector.DetectedSignal().Connect( this, &DaliTableView::OnLogoTapped );
244 const float bottomMargin = paddingHeight * BOTTOM_PADDING_RATIO;
246 Alignment alignment = Alignment::New();
247 alignment.SetName( "LOGO_ALIGNMENT" );
248 alignment.Add( logo );
249 alignment.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
250 alignment.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
251 Actor alignmentActor = alignment;
252 alignmentActor.SetPadding( Padding( 0.0f, 0.0f, logoMargin, logoMargin ));
253 mRootActor.AddChild( alignment, TableView::CellPosition( 1, 0 ) );
254 mRootActor.SetFitHeight( 1 );
256 // scrollview occupying the majority of the screen
257 mScrollView = ScrollView::New();
259 mScrollView.SetAnchorPoint( AnchorPoint::CENTER );
260 mScrollView.SetParentOrigin( ParentOrigin::CENTER );
261 mScrollView.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
262 const float buttonsPageMargin = ( 1.0f - TABLE_RELATIVE_SIZE.x ) * 0.5f * stageSize.width;
263 mScrollView.SetPadding( Padding( buttonsPageMargin, buttonsPageMargin, 0.0f, 0.0f ) );
265 mScrollView.SetAxisAutoLock( true );
266 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
267 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
268 mScrollView.TouchedSignal().Connect( this, &DaliTableView::OnScrollTouched );
270 mScrollViewLayer = Layer::New();
271 mScrollViewLayer.SetAnchorPoint( AnchorPoint::CENTER );
272 mScrollViewLayer.SetParentOrigin( ParentOrigin::CENTER );
273 mScrollViewLayer.SetDrawMode( DrawMode::OVERLAY );
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 ) );
282 backgroundColourActor.SetZ( BACKGROUND_Z );
283 mScrollViewLayer.Add( backgroundColourActor );
285 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
286 Actor bubbleContainer = Actor::New();
287 bubbleContainer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
288 bubbleContainer.SetAnchorPoint( AnchorPoint::CENTER );
289 bubbleContainer.SetParentOrigin( ParentOrigin::CENTER );
290 mScrollViewLayer.Add( bubbleContainer );
292 SetupBackground( bubbleContainer );
294 Alignment buttonsAlignment = Alignment::New();
295 buttonsAlignment.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
296 buttonsAlignment.Add( mScrollViewLayer );
298 mScrollViewLayer.Add( mScrollView );
300 mRootActor.AddChild( buttonsAlignment, TableView::CellPosition( 2, 0 ) );
302 mRootActor.SetFixedHeight( 3, bottomMargin );
304 // Add scroll view effect and setup constraints on pages
305 ApplyScrollViewEffect();
307 // Add pages and tiles
310 // Remove constraints for inner cube effect
311 ApplyCubeEffectToPages();
313 Dali::Window winHandle = application.GetWindow();
314 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
315 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
316 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
317 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
319 // Set initial orientation
320 Dali::Orientation orientation = winHandle.GetOrientation();
322 unsigned int degrees = winHandle.GetOrientation().GetDegrees();
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().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
339 void DaliTableView::ApplyCubeEffectToPages()
341 ScrollViewPagePathEffect effect = ScrollViewPagePathEffect::DownCast( mScrollViewEffect );
342 unsigned int pageCount(0);
343 for( std::vector< Actor >::iterator pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
345 Actor page = *pageIter;
346 effect.ApplyToPage( page, pageCount++ );
350 void DaliTableView::OnButtonsPageRelayout( const Dali::Actor& actor )
355 void DaliTableView::Populate()
357 const Vector2 stageSize = Stage::GetCurrent().GetSize();
359 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
361 // Populate ScrollView.
362 if( mExampleList.size() > 0 )
364 if( mSortAlphabetically )
366 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
369 unsigned int exampleCount = 0;
370 ExampleListConstIter iter = mExampleList.begin();
372 for( int t = 0; t < mTotalPages; t++ )
374 // Create Table. (contains up to 9 Examples)
375 TableView page = TableView::New( 3, 3 );
376 page.SetAnchorPoint( AnchorPoint::CENTER );
377 page.SetParentOrigin( ParentOrigin::CENTER );
378 page.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
379 mScrollView.Add( page );
381 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
382 const float margin = 2.0f;
383 const float tileParentMultiplier = 1.0f / EXAMPLES_PER_ROW;
385 for(int row = 0; row < ROWS_PER_PAGE; row++)
387 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
389 const Example& example = ( *iter );
391 Actor tile = CreateTile( example.name, example.title, Vector3( tileParentMultiplier, tileParentMultiplier, 1.0f ), true );
392 FocusManager focusManager = FocusManager::Get();
393 focusManager.SetFocusOrder( tile, ++exampleCount );
394 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_LABEL,
396 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_TRAIT, "Tile" );
397 focusManager.SetAccessibilityAttribute( tile, Dali::Toolkit::FocusManager::ACCESSIBILITY_HINT,
398 "You can run this example" );
400 tile.SetPadding( Padding( margin, margin, margin, margin ) );
402 page.AddChild( tile, TableView::CellPosition( row, column ) );
406 if( iter == mExampleList.end() )
412 if( iter == mExampleList.end() )
418 // Set tableview position
419 Vector3 pagePos( stageSize.width * TABLE_RELATIVE_SIZE.x * t, 0.0f, 0.0f );
420 page.SetPosition( pagePos );
422 mPages.push_back( page );
424 if( iter == mExampleList.end() )
431 // Update Ruler info.
432 mScrollRulerX = new FixedRuler( stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f );
433 mScrollRulerY = new DefaultRuler();
434 mScrollRulerX->SetDomain( RulerDomain( 0.0f, (mTotalPages+1) * stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f, true ) );
435 mScrollRulerY->Disable();
436 mScrollView.SetRulerX( mScrollRulerX );
437 mScrollView.SetRulerY( mScrollRulerY );
440 void DaliTableView::OrientationChanged( Orientation orientation )
442 // TODO: Implement if orientation change required
445 void DaliTableView::Rotate( unsigned int degrees )
447 // Resize the root actor
448 Vector2 stageSize = Stage::GetCurrent().GetSize();
449 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
451 if( degrees == 90 || degrees == 270 )
453 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
456 if( mRotateAnimation )
458 mRotateAnimation.Stop();
459 mRotateAnimation.Clear();
462 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
463 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree( 360 - degrees ) ), Vector3::ZAXIS ), AlphaFunction::EASE_OUT );
464 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::SIZE ), targetSize, AlphaFunction::EASE_OUT );
465 mRotateAnimation.Play();
468 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Dali::Vector3& sizeMultiplier, bool addBackground )
470 Actor content = Actor::New();
471 content.SetName( name );
472 content.SetAnchorPoint( AnchorPoint::CENTER );
473 content.SetParentOrigin( ParentOrigin::CENTER );
474 content.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
475 content.SetSizeModeFactor( sizeMultiplier );
477 // create background image
480 Image bg = ResourceImage::New( TILE_BACKGROUND );
481 ImageActor image = ImageActor::New( bg );
482 image.SetAnchorPoint( AnchorPoint::CENTER );
483 image.SetParentOrigin( ParentOrigin::CENTER );
484 // make the image 100% of tile
485 image.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
487 // move image back to get text appear in front
489 image.SetStyle( ImageActor::STYLE_NINE_PATCH );
490 image.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
491 content.Add( image );
494 ImageActor stencil = NewStencilImage();
495 stencil.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
496 image.Add( stencil );
499 TextLabel label = TextLabel::New();
500 label.SetAnchorPoint( AnchorPoint::TOP_LEFT );
501 label.SetProperty( Control::Property::STYLE_NAME, "launcherlabel" );
502 label.SetProperty( TextLabel::Property::MULTI_LINE, true );
503 label.SetProperty( TextLabel::Property::TEXT, title );
504 label.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
505 label.SetProperty( TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER" );
506 label.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
507 content.Add( label );
509 // Set the tile to be keyboard focusable
510 content.SetKeyboardFocusable(true);
512 // connect to the touch events
513 content.TouchedSignal().Connect( this, &DaliTableView::OnTilePressed );
514 content.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
519 ImageActor DaliTableView::NewStencilImage()
521 Image alpha = ResourceImage::New( TILE_BACKGROUND_ALPHA );
523 ImageActor stencilActor = ImageActor::New( alpha );
524 stencilActor.SetStyle( ImageActor::STYLE_NINE_PATCH );
525 stencilActor.SetNinePatchBorder( Vector4( IMAGE_BORDER_LEFT, IMAGE_BORDER_TOP, IMAGE_BORDER_RIGHT, IMAGE_BORDER_BOTTOM ) );
527 stencilActor.SetParentOrigin( ParentOrigin::CENTER );
528 stencilActor.SetAnchorPoint( AnchorPoint::CENTER );
529 stencilActor.SetDrawMode( DrawMode::STENCIL );
531 Dali::ShaderEffect shaderEffect = AlphaDiscardEffect::New();
532 stencilActor.SetShaderEffect( shaderEffect );
537 bool DaliTableView::OnTilePressed( Actor actor, const TouchEvent& event )
539 bool consumed = false;
541 const TouchPoint& point = event.GetPoint( 0 );
542 if( TouchPoint::Down == point.state )
544 mPressedActor = actor;
548 // A button press is only valid if the Down & Up events
549 // both occurred within the button.
550 if( ( TouchPoint::Up == point.state ) &&
551 ( mPressedActor == actor ) )
553 std::string name = actor.GetName();
554 ExampleMapConstIter iter = mExampleMap.find( name );
556 FocusManager focusManager = FocusManager::Get();
558 if( iter != mExampleMap.end() )
560 // ignore Example button presses when scrolling or button animating.
561 if( ( !mScrolling ) && ( !mPressedAnimation ) )
563 // do nothing, until pressed animation finished.
570 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
571 mPressedAnimation.SetEndAction( Animation::Discard );
573 // scale the content actor within the Tile, as to not affect the placement within the Table.
574 Actor content = actor.GetChildAt(0);
575 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3( 0.9f, 0.9f, 1.0f ), AlphaFunction::EASE_IN_OUT,
576 TimePeriod( 0.0f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
577 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3::ONE, AlphaFunction::EASE_IN_OUT,
578 TimePeriod( BUTTON_PRESS_ANIMATION_TIME * 0.5f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
579 mPressedAnimation.Play();
580 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
586 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
588 mPressedAnimation.Reset();
591 std::string name = mPressedActor.GetName();
592 ExampleMapConstIter iter = mExampleMap.find( name );
594 if( iter == mExampleMap.end() )
596 if( name == BUTTON_QUIT )
598 // Move focus to the OK button
599 FocusManager focusManager = FocusManager::Get();
601 // Enable the group mode and wrap mode
602 focusManager.SetGroupMode( true );
603 focusManager.SetWrapMode( true );
608 const Example& example( iter->second );
610 std::stringstream stream;
611 stream << DALI_EXAMPLE_BIN << example.name.c_str();
615 execlp( stream.str().c_str(), example.name.c_str(), NULL );
616 DALI_ASSERT_ALWAYS(false && "exec failed!");
619 mPressedActor.Reset();
623 void DaliTableView::OnScrollStart( const Dali::Vector2& position )
630 void DaliTableView::OnScrollComplete( const Dali::Vector2& position )
634 // move focus to 1st item of new page
635 FocusManager focusManager = FocusManager::Get();
636 focusManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
639 bool DaliTableView::OnScrollTouched( Actor actor, const TouchEvent& event )
641 const TouchPoint& point = event.GetPoint( 0 );
642 if( TouchPoint::Down == point.state )
644 mPressedActor = actor;
650 void DaliTableView::ApplyScrollViewEffect()
652 // Remove old effect if exists.
654 if( mScrollViewEffect )
656 mScrollView.RemoveEffect( mScrollViewEffect );
659 // Just one effect for now
660 SetupInnerPageCubeEffect();
662 mScrollView.ApplyEffect( mScrollViewEffect );
665 void DaliTableView::SetupInnerPageCubeEffect()
667 const Vector2 stageSize = Stage::GetCurrent().GetSize();
669 Dali::Path path = Dali::Path::New();
670 Dali::Property::Array points;
672 points[0] = Vector3( stageSize.x*0.5, 0.0f, stageSize.x*0.5f);
673 points[1] = Vector3( 0.0f, 0.0f, 0.0f );
674 points[2] = Vector3( -stageSize.x*0.5f, 0.0f, stageSize.x*0.5f);
675 path.SetProperty( Path::Property::POINTS, points );
677 Dali::Property::Array controlPoints;
678 controlPoints.Resize(4);
679 controlPoints[0] = Vector3( stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
680 controlPoints[1] = Vector3( stageSize.x*0.3f, 0.0f, 0.0f );
681 controlPoints[2] = Vector3(-stageSize.x*0.3f, 0.0f, 0.0f );
682 controlPoints[3] = Vector3(-stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
683 path.SetProperty( Path::Property::CONTROL_POINTS, controlPoints );
686 mScrollViewEffect = ScrollViewPagePathEffect::New(path,
687 Vector3(-1.0f,0.0f,0.0f),
688 Toolkit::ScrollView::Property::SCROLL_FINAL_X,
689 Vector3(stageSize.x*TABLE_RELATIVE_SIZE.x,stageSize.y*TABLE_RELATIVE_SIZE.y,0.0f),mTotalPages);
692 void DaliTableView::OnKeyEvent( const KeyEvent& event )
694 if( event.state == KeyEvent::Down )
696 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
698 if ( mVersionPopup && mVersionPopupShown )
710 void DaliTableView::SetupBackground( Actor bubbleContainer )
712 // Create distance field shape.
713 BufferImage distanceField;
714 Size imageSize( 512, 512 );
715 CreateShapeImage( CIRCLE, imageSize, distanceField );
717 // Add bubbles to the bubbleContainer.
718 // Note: The bubbleContainer is parented externally to this function.
719 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES, distanceField );
722 void DaliTableView::InitialiseBackgroundActors( Actor actor )
724 // Delete current animations
725 mBackgroundAnimations.clear();
727 // Create new animations
728 const Vector3 size = actor.GetTargetSize();
730 for( unsigned int i = 0, childCount = actor.GetChildCount(); i < childCount; ++i )
732 Actor child = actor.GetChildAt( i );
734 // Calculate a random position
735 Vector3 childPos( Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.5f * BACKGROUND_SPREAD_SCALE ),
736 Random::Range( -size.y, size.y ),
737 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
739 child.SetPosition( childPos );
741 // Define bubble horizontal parallax and vertical wrapping
742 Constraint animConstraint = Constraint::New < Vector3 > ( child, Actor::Property::POSITION, AnimateBubbleConstraint( childPos, Random::Range( -0.85f, 0.25f ) ) );
743 animConstraint.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
744 animConstraint.AddSource( Dali::ParentSource( Dali::Actor::Property::SIZE ) );
745 animConstraint.AddSource( Dali::LocalSource( Dali::Actor::Property::SIZE ) );
746 animConstraint.Apply();
749 Animation animation = Animation::New( Random::Range( 40.0f, 80.0f ) );
750 animation.AnimateBy( Property( child, Actor::Property::POSITION ), Vector3( 0.0f, -1.0f, 0.0f ), AlphaFunction::LINEAR );
751 animation.SetLooping( true );
753 mBackgroundAnimations.push_back( animation );
757 void DaliTableView::AddBackgroundActors( Actor layer, int count, BufferImage distanceField )
759 for( int i = 0; i < count; ++i )
761 float randSize = Random::Range( 10.0f, 400.0f );
762 float hue = Random::Range( 0.3f, 1.0f );
763 Vector4 randColour( hue, hue * 0.5, 0.0f, Random::Range( 0.3f, 0.6f ));
765 ImageActor dfActor = ImageActor::New( distanceField );
766 dfActor.SetSize( Vector2( randSize, randSize ) );
767 dfActor.SetParentOrigin( ParentOrigin::CENTER );
769 Toolkit::DistanceFieldEffect effect = Toolkit::DistanceFieldEffect::New();
770 dfActor.SetShaderEffect( effect );
771 dfActor.SetColor( randColour );
772 effect.SetOutlineParams( Vector2( 0.55f, 0.00f ) );
773 effect.SetSmoothingEdge( 0.5f );
774 layer.Add( dfActor );
777 // Positioning will occur when the layer is relaid out
778 layer.OnRelayoutSignal().Connect( this, &DaliTableView::InitialiseBackgroundActors );
781 void DaliTableView::CreateShapeImage( ShapeType shapeType, const Size& size, BufferImage& distanceFieldOut )
783 // this bitmap will hold the alpha map for the distance field shader
784 distanceFieldOut = BufferImage::New( size.width, size.height, Pixel::A8 );
786 // Generate bit pattern
787 std::vector< unsigned char > imageDataA8;
788 imageDataA8.reserve( size.width * size.height ); // A8
793 GenerateCircle( size, imageDataA8 );
796 GenerateSquare( size, imageDataA8 );
802 PixelBuffer* buffer = distanceFieldOut.GetBuffer();
805 GenerateDistanceFieldMap( &imageDataA8[ 0 ], size, buffer, size, 8.0f, size );
806 distanceFieldOut.Update();
810 void DaliTableView::GenerateSquare( const Size& size, std::vector< unsigned char >& distanceFieldOut )
812 for( int h = 0; h < size.height; ++h )
814 for( int w = 0; w < size.width; ++w )
816 distanceFieldOut.push_back( 0xFF );
821 void DaliTableView::GenerateCircle( const Size& size, std::vector< unsigned char >& distanceFieldOut )
823 const float radius = size.width * 0.5f * size.width * 0.5f;
824 Vector2 center( size.width / 2, size.height / 2 );
826 for( int h = 0; h < size.height; ++h )
828 for( int w = 0; w < size.width; ++w )
831 Vector2 dist = pos - center;
833 if( dist.x * dist.x + dist.y * dist.y > radius )
835 distanceFieldOut.push_back( 0x00 );
839 distanceFieldOut.push_back( 0xFF );
845 ImageActor DaliTableView::CreateLogo( std::string imagePath )
847 Image image = ResourceImage::New( imagePath );
848 ImageActor logo = ImageActor::New( image );
850 logo.SetAnchorPoint( AnchorPoint::CENTER );
851 logo.SetParentOrigin( ParentOrigin::CENTER );
856 bool DaliTableView::PauseBackgroundAnimation()
863 void DaliTableView::PauseAnimation()
865 if( mBackgroundAnimsPlaying )
867 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
869 Animation anim = *animIter;
874 mBackgroundAnimsPlaying = false;
878 void DaliTableView::PlayAnimation()
880 if ( !mBackgroundAnimsPlaying )
882 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
884 Animation anim = *animIter;
889 mBackgroundAnimsPlaying = true;
892 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
895 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocusNavigationDirection direction )
897 Actor nextFocusActor = proposed;
899 if ( !current && !proposed )
901 // Set the initial focus to the first tile in the current page should be focused.
902 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
904 else if( !proposed || (proposed && proposed == mScrollViewLayer) )
906 // ScrollView is being focused but nothing in the current page can be focused further
907 // in the given direction. We should work out which page to scroll to next.
908 int currentPage = mScrollView.GetCurrentPage();
909 int newPage = currentPage;
910 if( direction == Dali::Toolkit::Control::Left )
914 else if( direction == Dali::Toolkit::Control::Right )
919 newPage = std::max(0, std::min(static_cast<int>(mScrollRulerX->GetTotalPages() - 1), newPage));
920 if( newPage == currentPage )
922 if( direction == Dali::Toolkit::Control::Left )
924 newPage = mScrollRulerX->GetTotalPages() - 1;
925 } else if( direction == Dali::Toolkit::Control::Right )
931 // Scroll to the page in the given direction
932 mScrollView.ScrollTo(newPage);
934 if( direction == Dali::Toolkit::Control::Left )
936 // Work out the cell position for the last tile
937 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
938 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
939 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
941 // Move the focus to the last tile in the new page.
942 nextFocusActor = mPages[newPage].GetChildAt(colPos * EXAMPLES_PER_ROW + rowPos);
946 // Move the focus to the first tile in the new page.
947 nextFocusActor = mPages[newPage].GetChildAt(0);
951 return nextFocusActor;
954 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
958 mPressedActor = activatedActor;
960 // Activate the current focused actor;
961 TouchEvent touchEventUp;
962 touchEventUp.points.push_back( TouchPoint ( 0, TouchPoint::Up, 0.0f, 0.0f ) );
963 OnTilePressed(mPressedActor, touchEventUp);
967 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
969 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );
973 void DaliTableView::OnLogoTapped( Dali::Actor actor, const Dali::TapGesture& tap )
975 if ( !mVersionPopupShown )
977 if ( !mVersionPopup )
979 std::ostringstream stream;
980 stream << "DALi Core: " << CORE_MAJOR_VERSION << "." << CORE_MINOR_VERSION << "." << CORE_MICRO_VERSION << std::endl << "(" << CORE_BUILD_DATE << ")" << std::endl << std::endl;
981 stream << "DALi Adaptor: " << ADAPTOR_MAJOR_VERSION << "." << ADAPTOR_MINOR_VERSION << "." << ADAPTOR_MICRO_VERSION << std::endl << "(" << ADAPTOR_BUILD_DATE << ")" << std::endl << std::endl;
982 stream << "DALi Toolkit: " << TOOLKIT_MAJOR_VERSION << "." << TOOLKIT_MINOR_VERSION << "." << TOOLKIT_MICRO_VERSION << std::endl << "(" << TOOLKIT_BUILD_DATE << ")";
984 mVersionPopup = Dali::Toolkit::Popup::New();
985 mVersionPopup.SetParentOrigin( ParentOrigin::CENTER );
986 mVersionPopup.SetAnchorPoint( AnchorPoint::CENTER );
987 mVersionPopup.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::WIDTH );
988 mVersionPopup.SetSizeModeFactor( Vector3( 0.75f, 1.0f, 1.0f ) );
989 mVersionPopup.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
990 mVersionPopup.SetTitle( stream.str() );
991 mVersionPopup.HideTail();
992 mVersionPopup.OutsideTouchedSignal().Connect( this, &DaliTableView::HideVersionPopup );
993 mVersionPopup.HiddenSignal().Connect( this, &DaliTableView::PopupHidden );
996 mVersionPopup.Show();
997 mVersionPopupShown = true;
1001 void DaliTableView::HideVersionPopup()
1003 if ( mVersionPopup )
1005 mVersionPopup.Hide();
1009 void DaliTableView::PopupHidden()
1011 if ( mVersionPopup )
1013 mVersionPopupShown = false;