void DissolveEffectApp::StartTransition(Vector2 position, Vector2 displacement)
{
mAnimation = Animation::New(TRANSITION_DURATION);
Dali::Toolkit::DissolveEffectSetCentralLine( mCurrentImage, position, displacement, 0.0f );
mCurrentImage.SetProperty( Toolkit::ImageView::Property::IMAGE, mDissolveEffect );
mAnimation.AnimateTo( Property( mCurrentImage, "uPercentage" ), 1.0f, AlphaFunction::LINEAR );
mNextImage.SetOpacity(0.0f);
mAnimation.AnimateTo( Property( mNextImage, Actor::Property::COLOR_ALPHA ), 1.0f, AlphaFunction::LINEAR );
if(mUseHighPrecision)
{
Dali::Toolkit::DissolveEffectSetCentralLine( mNextImage, position, displacement, 1.0f );
mNextImage.SetProperty( Toolkit::ImageView::Property::IMAGE, mDissolveEffect );
mAnimation.AnimateTo( Property( mNextImage, "uPercentage" ), 0.0f, AlphaFunction::LINEAR );
}
else
{
mAnimation.AnimateTo( Property( mNextImage, Actor::Property::POSITION ), Vector3( 0.0f, 0.0f, 0.0f ), AlphaFunction::LINEAR );
}
mAnimation.FinishedSignal().Connect( this, &DissolveEffectApp::OnTransitionCompleted );
mAnimation.Play();
mIsTransiting = true;
}
// signal handler, called when the pan gesture is detected
void DissolveEffectApp::OnPanGesture( Actor actor, const PanGesture& gesture )
{
// does not response when the animation has not finished
if( mIsTransiting || mSlideshow )
{
return;
}
if( gesture.state == Gesture::Continuing )
{
if( gesture.displacement.x < 0)
{
mIndex = (mIndex + 1)%NUM_IMAGES;
}
else
{
mIndex = (mIndex + NUM_IMAGES -1)%NUM_IMAGES;
}
mNextImage = CreateStageFillingImageView( IMAGES[ mIndex ] );
mNextImage.SetParentOrigin( ParentOrigin::CENTER );
mNextImage.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
mNextImage.SetSizeScalePolicy( SizeScalePolicy::FIT_WITH_ASPECT_RATIO );
mNextImage.SetZ(INITIAL_DEPTH);
mParent.Add( mNextImage );
Vector2 size = Vector2( mCurrentImage.GetCurrentSize() );
StartTransition( gesture.position / size, gesture.displacement * Vector2(1.0, size.x/size.y));
}
}
void DissolveEffectApp::OnInit( Application& application )
{
Stage::GetCurrent().KeyEventSignal().Connect(this, &DissolveEffectApp::OnKeyEvent);
// Creates a default view with a default tool bar, the view is added to the stage.
mContent = DemoHelper::CreateView( application, mView,mToolBar, "", TOOLBAR_IMAGE, "" );
// Add an effect-changing button on the right of the tool bar.
mEffectChangeButton = Toolkit::PushButton::New();
mEffectChangeButton.SetProperty( Toolkit::Button::Property::UNSELECTED_STATE_IMAGE, EFFECT_HIGHP_IMAGE );
mEffectChangeButton.SetProperty( Toolkit::Button::Property::SELECTED_STATE_IMAGE, EFFECT_HIGHP_IMAGE_SELECTED );
mEffectChangeButton.ClickedSignal().Connect( this, &DissolveEffectApp::OnEffectButtonClicked );
mToolBar.AddControl( mEffectChangeButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
// Add title to the tool bar.
mTitleActor = DemoHelper::CreateToolBarLabel( APPLICATION_TITLE_HIGHP );
mToolBar.AddControl( mTitleActor, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarTitlePercentage, Toolkit::Alignment::HorizontalCenter );
// Add an slide-show button on the right of the title
mPlayStopButton = Toolkit::PushButton::New();
mPlayStopButton.SetProperty( Toolkit::Button::Property::UNSELECTED_STATE_IMAGE, PLAY_ICON );
mPlayStopButton.SetProperty( Toolkit::Button::Property::SELECTED_STATE_IMAGE, PLAY_ICON_SELECTED );
mPlayStopButton.ClickedSignal().Connect( this, &DissolveEffectApp::OnSildeshowButtonClicked );
mToolBar.AddControl( mPlayStopButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalCenter, DemoHelper::DEFAULT_PLAY_PADDING );
// use pan gesture to detect the cursor or finger movement
mPanGestureDetector = PanGestureDetector::New();
mPanGestureDetector.DetectedSignal().Connect( this, &DissolveEffectApp::OnPanGesture );
mViewTimer = Timer::New( VIEWINGTIME );
mViewTimer.TickSignal().Connect( this, &DissolveEffectApp::OnTimerTick );
mTimerReady = true;
// Set size to stage size to avoid seeing a black border on transition
mParent = Actor::New();
mParent.SetSize( Stage::GetCurrent().GetSize() );
mParent.SetParentOrigin( ParentOrigin::CENTER );
mContent.Add( mParent );
// show the first image
mCurrentImage = CreateStageFillingImageView( IMAGES[mIndex] );
mCurrentImage.SetParentOrigin( ParentOrigin::CENTER );
mCurrentImage.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
mCurrentImage.SetSizeScalePolicy( SizeScalePolicy::FIT_WITH_ASPECT_RATIO );
mParent.Add( mCurrentImage );
mPanGestureDetector.Attach( mCurrentImage );
mDissolveEffect = Dali::Toolkit::CreateDissolveEffect( mUseHighPrecision );
Property::Map emptyShaderMap;
mEmptyEffect.Insert( "shader", emptyShaderMap );
}
bool DissolveEffectApp::OnTimerTick()
{
mTimerReady = true;
if(mSlideshow)
{
mIndex = (mIndex + 1)%NUM_IMAGES;
mNextImage = CreateStageFillingImageView( IMAGES[ mIndex ] );
mNextImage.SetParentOrigin( ParentOrigin::CENTER );
mNextImage.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
mNextImage.SetSizeScalePolicy( SizeScalePolicy::FIT_WITH_ASPECT_RATIO );
mNextImage.SetZ(INITIAL_DEPTH);
mParent.Add( mNextImage );
switch( mCentralLineIndex%4 )
{
case 0:
{
StartTransition(Vector2(1.0f,0.5f), Vector2(-1.0f, 0.0f));
break;
}
case 1:
{
StartTransition(Vector2(0.5f,0.0f), Vector2(0.0f, 1.0f));
break;
}
case 2:
{
StartTransition(Vector2(0.0f,0.5f), Vector2(1.0f, 0.0f));
break;
}
default:
{
StartTransition(Vector2(0.5f,1.0f), Vector2(0.0f, -1.0f));
break;
}
}
mCentralLineIndex++;
}
return false; //return false to stop the timer
}
void DissolveEffectApp::OnTransitionCompleted( Animation& source )
{
if(mUseHighPrecision)
{
mNextImage.SetProperty( Toolkit::ImageView::Property::IMAGE, mEmptyEffect );
}
mParent.Remove( mCurrentImage );
mPanGestureDetector.Detach( mCurrentImage );
mCurrentImage = mNextImage;
mPanGestureDetector.Attach( mCurrentImage );
mIsTransiting = false;
if( mSlideshow)
{
mViewTimer.Start();
mTimerReady = false;
}
}
void Create( Application& application )
{
// Get a handle to the stage
Stage stage = Stage::GetCurrent();
stage.SetBackgroundColor(Color::YELLOW);
// Respond to a click anywhere on the stage
stage.KeyEventSignal().Connect(this, &AtlasController::OnKeyEvent);
mApplication.GetWindow().ShowIndicator( Dali::Window::INVISIBLE );
mContentLayer = DemoHelper::CreateView( mApplication,
mView,
mToolBar,
BACKGROUND_IMAGE,
TOOLBAR_IMAGE,
"Atlas" );
mLoseContextButton = Toolkit::PushButton::New();
mLoseContextButton.SetUnselectedImage( LOSE_CONTEXT_IMAGE );
mLoseContextButton.SetSelectedImage( LOSE_CONTEXT_IMAGE_SELECTED );
mLoseContextButton.ClickedSignal().Connect( this, &AtlasController::OnLoseContextButtonClicked );
mToolBar.AddControl( mLoseContextButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
mAtlas = Atlas::New( 400,300, Pixel::RGBA8888);
mAtlas.Clear(Vector4(0.f,0.5f,0.5f,0.5f));
mAtlas.Upload( DALI_IMAGE_DIR "icon-change.png", 50, 30 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-cluster-carousel.png", 100, 30 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-effects-on.png", 150, 30 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-effect-cross.png", 100, 80 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-effect-fold.png", 150, 80 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-effect-wave.png", 200, 80 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-item-view-layout-depth.png", 150, 130 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-item-view-layout-grid.png", 200, 130 );
mAtlas.Upload( DALI_IMAGE_DIR "icon-item-view-layout-spiral.png", 250, 130 );
UploadBufferImages();
Toolkit::ImageView imageActor1 = Toolkit::ImageView::New( mAtlas );
imageActor1.SetY(-170.f);
imageActor1.SetParentOrigin(ParentOrigin::CENTER);
mContentLayer.Add( imageActor1 );
Atlas atlas2 = Atlas::New( 400,400, Pixel::RGB888);
atlas2.Clear( Color::RED );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-1.jpg", 4, 4 );
atlas2.Clear( Color::BLUE );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-2.jpg", 136, 4 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-3.jpg", 268, 4 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-4.jpg", 4, 136 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-5.jpg", 136, 136 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-6.jpg", 268, 135 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-7.jpg", 4, 268 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-7.jpg", 136, 268 );
atlas2.Upload( DALI_IMAGE_DIR "gallery-small-7.jpg", 268, 268 );
Toolkit::ImageView imageView = Toolkit::ImageView::New( DALI_IMAGE_DIR "gallery-small-1.jpg" );
imageView.SetY(200.f);
imageView.SetZ(-1.f);
imageView.SetParentOrigin(ParentOrigin::CENTER);
mContentLayer.Add( imageView );
mPanGestureDetector = PanGestureDetector::New();
mPanGestureDetector.DetectedSignal().Connect( this, &AtlasController::OnPanGesture );
mPanGestureDetector.Attach( imageActor1 );
mPanGestureDetector.Attach( imageView );
stage.ContextLostSignal().Connect( this, &AtlasController::OnContextLost );
stage.ContextRegainedSignal().Connect( this, &AtlasController::OnContextRegained );
}
