--- /dev/null
+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <string>
+#include "animation-example.h"
+#include <dali-toolkit/devel-api/visuals/image-visual-properties-devel.h>
+#include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
+#include <dali-toolkit/devel-api/controls/control-devel.h>
+#include <dali-toolkit/devel-api/layouting/linear-layout.h>
+#include <dali-toolkit/devel-api/layouting/grid.h>
+
+#include <dali/integration-api/debug.h>
+
+using namespace Dali;
+using namespace Dali::Toolkit;
+
+namespace
+{
+const char* const TITLE = "Animation Example";
+
+// Button file names
+const char* LTR_IMAGE( DEMO_IMAGE_DIR "icon-play.png" );
+const char* LTR_SELECTED_IMAGE( DEMO_IMAGE_DIR "icon-play-selected.png" );
+
+const char* RTL_IMAGE( DEMO_IMAGE_DIR "icon-reverse.png" );
+const char* RTL_SELECTED_IMAGE( DEMO_IMAGE_DIR "icon-reverse-selected.png" );
+
+const char* ROTATE_CLOCKWISE_IMAGE( DEMO_IMAGE_DIR "icon-reset.png" );
+const char* ROTATE_CLOCKWISE_SELECTED_IMAGE( DEMO_IMAGE_DIR "icon-reset-selected.png" );
+
+const char* GRID_IMAGE( DEMO_IMAGE_DIR "icon-item-view-layout-grid.png" );
+const char* GRID_SELECTED_IMAGE( DEMO_IMAGE_DIR "icon-item-view-layout-grid-selected.png" );
+
+// Child image filenames
+const char* IMAGE_PATH[] = {
+ DEMO_IMAGE_DIR "application-icon-101.png",
+ DEMO_IMAGE_DIR "application-icon-102.png",
+ DEMO_IMAGE_DIR "application-icon-103.png",
+ DEMO_IMAGE_DIR "application-icon-104.png"
+};
+
+#if defined(DEBUG_ENABLED)
+Debug::Filter* gLayoutFilter = Debug::Filter::New( Debug::NoLogging, false, "LOG_LAYOUT" );
+#endif
+
+const unsigned int NUMBER_OF_RESOURCES = sizeof(IMAGE_PATH) / sizeof(char*);
+
+// Helper function to create ImageViews with given filename and size.
+void CreateChildImageView( ImageView& imageView, int index, Size size )
+{
+ imageView = ImageView::New();
+ Property::Map imagePropertyMap;
+ imagePropertyMap[ Toolkit::Visual::Property::TYPE ] = Toolkit::Visual::IMAGE;
+ imagePropertyMap[ Toolkit::ImageVisual::Property::URL ] = IMAGE_PATH[ index ];
+ imagePropertyMap[ ImageVisual::Property::DESIRED_WIDTH ] = size.width;
+ imagePropertyMap[ ImageVisual::Property::DESIRED_HEIGHT ] = size.height;
+ imageView.SetProperty( Toolkit::ImageView::Property::IMAGE, imagePropertyMap );
+ std::string name = "ImageView";
+ name.append( 1, '0' + index );
+ imageView.SetName( name );
+ imageView.SetAnchorPoint( AnchorPoint::TOP_LEFT );
+ imageView.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
+}
+
+LayoutTransitionData CreateOnSetLayoutTransition( Control& parent, std::vector< Toolkit::ImageView >& children )
+{
+ auto layoutTransitionData = LayoutTransitionData::New();
+ Property::Map map;
+ map[ LayoutTransitionData::AnimatorKey::PROPERTY ] = Actor::Property::COLOR_ALPHA;
+ map[ LayoutTransitionData::AnimatorKey::INITIAL_VALUE ] = 0.5f;
+ map[ LayoutTransitionData::AnimatorKey::TARGET_VALUE ] = 1.0f;
+ map[ LayoutTransitionData::AnimatorKey::ANIMATOR ] = Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::ALPHA_FUNCTION, "EASE_IN_OUT" )
+ .Add( LayoutTransitionData::AnimatorKey::TIME_PERIOD, Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::DELAY, 0.25f )
+ .Add( LayoutTransitionData::AnimatorKey::DURATION, 0.5f ) );
+
+ // Apply to parent only
+ layoutTransitionData.AddPropertyAnimator( parent, map );
+
+ for( size_t i = 0; i < children.size(); i++ )
+ {
+ Property::Map map;
+ map[ LayoutTransitionData::AnimatorKey::PROPERTY ] = Actor::Property::SIZE;
+ map[ LayoutTransitionData::AnimatorKey::TARGET_VALUE ] = Vector3( 100.0f * 1.2f, 100.0f * 1.2f, 0 );
+ map[ LayoutTransitionData::AnimatorKey::ANIMATOR ] = Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::ALPHA_FUNCTION, "SIN" )
+ .Add( LayoutTransitionData::AnimatorKey::TIME_PERIOD, Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::DELAY, 0.5f + 0.1f * i)
+ .Add( LayoutTransitionData::AnimatorKey::DURATION, 0.25f ) );
+ layoutTransitionData.AddPropertyAnimator( children[i], map );
+ }
+
+ return layoutTransitionData;
+}
+
+LayoutTransitionData CreateOnChildAddTransition( Control& parent, ImageView& child )
+{
+ auto layoutTransitionData = LayoutTransitionData::New();
+
+ // Want the parent to resize itself instantly so children will position themselves correctly when the parent is added to stage first time
+ Property::Map map;
+ map[ LayoutTransitionData::AnimatorKey::PROPERTY ] = Actor::Property::SIZE;
+ map[ LayoutTransitionData::AnimatorKey::ANIMATOR ] = Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::ALPHA_FUNCTION, "LINEAR")
+ .Add( LayoutTransitionData::AnimatorKey::TIME_PERIOD, Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::DELAY, 0.0f )
+ .Add( LayoutTransitionData::AnimatorKey::DURATION, 0.0f ) );
+ layoutTransitionData.AddPropertyAnimator( parent, map );
+
+ // New child is growing
+ {
+ Property::Map map;
+ map[ LayoutTransitionData::AnimatorKey::PROPERTY ] = Actor::Property::SIZE;
+ map["initialValue"] = Vector3( 0.0f, 0.0f, 0 );
+ map[ LayoutTransitionData::AnimatorKey::TARGET_VALUE ] = Vector3( 100.0f, 100.0f, 0 );
+ map[ LayoutTransitionData::AnimatorKey::ANIMATOR ] = Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::ALPHA_FUNCTION, "LINEAR")
+ .Add( LayoutTransitionData::AnimatorKey::TIME_PERIOD, Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::DELAY, 0.0f )
+ .Add( LayoutTransitionData::AnimatorKey::DURATION, 0.5f ) );
+ layoutTransitionData.AddPropertyAnimator( child, map );
+ }
+
+ // Want new children instantly appear in their positions
+ {
+ Property::Map map;
+ map[ LayoutTransitionData::AnimatorKey::PROPERTY] = Actor::Property::POSITION;
+ map[ LayoutTransitionData::AnimatorKey::ANIMATOR] = Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::ALPHA_FUNCTION, "LINEAR")
+ .Add( LayoutTransitionData::AnimatorKey::TIME_PERIOD, Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::DELAY, 0.0f )
+ .Add( LayoutTransitionData::AnimatorKey::DURATION, 0.0f ) );
+ layoutTransitionData.AddPropertyAnimator( child, map );
+ }
+
+ return layoutTransitionData;
+}
+
+LayoutTransitionData CreateOnChildRemoveTransition(std::vector< Toolkit::ImageView >& images)
+{
+ auto layoutTransitionData = LayoutTransitionData::New();
+ // Apply animation to remaining children
+ for (unsigned int i = 0; i < images.size(); i++)
+ {
+ {
+ Property::Map map;
+ map[ LayoutTransitionData::AnimatorKey::PROPERTY ] = "position";
+ map[ LayoutTransitionData::AnimatorKey::ANIMATOR ] = Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::ALPHA_FUNCTION, "SIN")
+ .Add( LayoutTransitionData::AnimatorKey::TIME_PERIOD, Property::Map()
+ .Add( LayoutTransitionData::AnimatorKey::DELAY, 0.0f)
+ .Add( LayoutTransitionData::AnimatorKey::DURATION, 0.5f));
+ layoutTransitionData.AddPropertyAnimator( images[i], map );
+ }
+ }
+
+ return layoutTransitionData;
+}
+
+void CreateChildImageViewAndAdd( Control& container, int index, std::vector< Toolkit::ImageView >& images )
+{
+ Toolkit::ImageView imageView;
+ CreateChildImageView( imageView, index, Size( 100.0f, 100.0f ) );
+ auto layout = DevelControl::GetLayout( container );
+ layout.SetTransitionData( LayoutTransitionData::ON_CHILD_ADD, CreateOnChildAddTransition( container, imageView ) );
+
+ container.Add( imageView );
+ images.push_back( imageView );
+}
+
+} // namespace
+
+namespace Demo
+{
+
+AnimationExample::AnimationExample()
+: Example( TITLE ),
+ mGridSet( false )
+{
+}
+
+void AnimationExample::Create()
+{
+ DALI_LOG_INFO( gLayoutFilter, Debug::Verbose, "AnimationExample::Create\n");
+ auto stage = Stage::GetCurrent();
+
+ mRemoveButton = PushButton::New();
+ mRemoveButton.SetProperty( PushButton::Property::UNSELECTED_ICON, RTL_IMAGE );
+ mRemoveButton.SetProperty( PushButton::Property::SELECTED_ICON, RTL_SELECTED_IMAGE );
+ mRemoveButton.ClickedSignal().Connect( this, &AnimationExample::OnRemoveClicked );
+ mRemoveButton.SetParentOrigin( Vector3( 0.2f, 1.0f, 0.5f ) );
+ mRemoveButton.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
+ mRemoveButton.SetSize( 75, 75 );
+ stage.Add( mRemoveButton );
+
+ mAddButton = PushButton::New();
+ mAddButton.SetProperty( PushButton::Property::UNSELECTED_ICON, LTR_IMAGE );
+ mAddButton.SetProperty( PushButton::Property::SELECTED_ICON, LTR_SELECTED_IMAGE );
+ mAddButton.ClickedSignal().Connect( this, &AnimationExample::OnAddClicked );
+ mAddButton.SetParentOrigin( Vector3( 0.4f, 1.0f, 0.5f ) );
+ mAddButton.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
+ mAddButton.SetSize( 75, 75 );
+ stage.Add( mAddButton );
+
+ mSelectGridButton = Toolkit::PushButton::New();
+ mSelectGridButton.SetProperty( PushButton::Property::UNSELECTED_ICON, GRID_IMAGE );
+ mSelectGridButton.SetProperty( PushButton::Property::SELECTED_ICON, GRID_SELECTED_IMAGE );
+ mSelectGridButton.ClickedSignal().Connect( this, &AnimationExample::OnSelectGridClicked );
+ mSelectGridButton.SetParentOrigin( Vector3( 0.6f, 1.0f, 0.5f ) );
+ mSelectGridButton.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
+ mSelectGridButton.SetSize( 75, 75 );
+ stage.Add( mSelectGridButton );
+
+ mShakeButton = PushButton::New();
+ mShakeButton.SetProperty( PushButton::Property::UNSELECTED_ICON, ROTATE_CLOCKWISE_IMAGE );
+ mShakeButton.SetProperty( PushButton::Property::SELECTED_ICON, ROTATE_CLOCKWISE_SELECTED_IMAGE );
+ mShakeButton.ClickedSignal().Connect( this, &AnimationExample::OnChangeClicked );
+ mShakeButton.SetParentOrigin( Vector3( 0.8f, 1.0f, 0.5f ) );
+ mShakeButton.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
+ mShakeButton.SetSize( 75, 75 );
+ stage.Add( mShakeButton );
+
+ // Create a linear layout
+ mAnimationContainer = Control::New();
+ mAnimationContainer.SetProperty( Toolkit::LayoutItem::ChildProperty::WIDTH_SPECIFICATION, ChildLayoutData::MATCH_PARENT );
+ mAnimationContainer.SetProperty( Toolkit::LayoutItem::ChildProperty::HEIGHT_SPECIFICATION, ChildLayoutData::MATCH_PARENT );
+ mAnimationContainer.SetProperty( Actor::Property::LAYOUT_DIRECTION, LayoutDirection::LEFT_TO_RIGHT );
+ mAnimationContainer.SetParentOrigin( ParentOrigin::CENTER );
+ mAnimationContainer.SetAnchorPoint( AnchorPoint::CENTER );
+ mAnimationContainer.SetName( "AnimationExample" );
+ mAnimationContainer.SetProperty( Toolkit::Control::Property::PADDING, Extents( 0.0f, 0.0f, 45.0f, 75.0f) );
+
+ mHorizontalLayout = LinearLayout::New();
+ mHorizontalLayout.SetOrientation( LinearLayout::Orientation::HORIZONTAL );
+ mHorizontalLayout.SetAlignment( LinearLayout::Alignment::CENTER_HORIZONTAL | LinearLayout::Alignment::CENTER_VERTICAL );
+ mHorizontalLayout.SetAnimateLayout(true);
+ DevelControl::SetLayout( mAnimationContainer, mHorizontalLayout );
+
+ mGridLayout = Grid::New();
+ mGridLayout.SetAnimateLayout(true);
+ mGridLayout.SetNumberOfColumns(2);
+
+ CreateChildImageViewAndAdd( mAnimationContainer, 0, mImages );
+ stage.Add( mAnimationContainer );
+}
+
+// Remove controls added by this example from stage
+void AnimationExample::Remove()
+{
+ if ( mAnimationContainer )
+ {
+ UnparentAndReset( mRemoveButton );
+ UnparentAndReset( mAddButton );
+ UnparentAndReset( mSelectGridButton );
+ UnparentAndReset( mShakeButton );
+ UnparentAndReset( mAnimationContainer);
+ mImages.clear();
+ }
+}
+
+bool AnimationExample::OnRemoveClicked( Button button )
+{
+ DALI_LOG_INFO( gLayoutFilter, Debug::Verbose, "AnimationExample::OnRemoveClicked\n");
+
+ if (mImages.size() > 1)
+ {
+ auto layout = DevelControl::GetLayout( mAnimationContainer );
+ layout.SetTransitionData(LayoutTransitionData::ON_CHILD_REMOVE, CreateOnChildRemoveTransition( mImages ) );
+
+ ImageView imageView = mImages.back();
+ mAnimationContainer.Remove( imageView );
+ mImages.pop_back();
+ }
+ return true;
+}
+
+// Change layout by setting new layout, triggers set layout transition
+bool AnimationExample::OnSelectGridClicked( Button button )
+{
+ DALI_LOG_INFO( gLayoutFilter, Debug::Verbose, "AnimationExample::OnRotateClicked\n");
+
+ if ( !mGridSet )
+ {
+ mGridLayout.SetTransitionData( LayoutTransitionData::ON_OWNER_SET, CreateOnSetLayoutTransition( mAnimationContainer, mImages ) );
+ DevelControl::SetLayout( mAnimationContainer, mGridLayout );
+ }
+ else
+ {
+ mHorizontalLayout.SetTransitionData( LayoutTransitionData::ON_OWNER_SET, CreateOnSetLayoutTransition( mAnimationContainer, mImages ) );
+ DevelControl::SetLayout( mAnimationContainer, mHorizontalLayout );
+ }
+
+ mGridSet = !mGridSet;
+ return true;
+}
+
+bool AnimationExample::OnAddClicked( Button button )
+{
+ if (mImages.size() < 4)
+ {
+ CreateChildImageViewAndAdd( mAnimationContainer, mImages.size(), mImages );
+ }
+ return true;
+}
+
+bool AnimationExample::OnChangeClicked( Button button )
+{
+ if ( !mGridSet )
+ {
+ auto layout = LinearLayout::DownCast( DevelControl::GetLayout( mAnimationContainer ) );
+ layout.SetAlignment( LinearLayout::Alignment::CENTER_HORIZONTAL | LinearLayout::Alignment::CENTER_VERTICAL );
+ if ( layout.GetOrientation() == LinearLayout::Orientation::VERTICAL )
+ {
+ layout.SetOrientation( LinearLayout::Orientation::HORIZONTAL );
+ }
+ else
+ {
+ layout.SetOrientation( LinearLayout::Orientation::VERTICAL );
+ }
+ }
+ else
+ {
+ auto layout = Grid::DownCast( DevelControl::GetLayout( mAnimationContainer ) );
+ if ( layout.GetNumberOfColumns() == 2 )
+ {
+ layout.SetNumberOfColumns(3);
+ }
+ else
+ {
+ layout.SetNumberOfColumns(2);
+ }
+ }
+ return true;
+}
+
+} // namespace Demo