* reduce the image to save memory, improve performance, and potentially display
* a better small version of the image than if the default size were loaded.
*
- * The functions CreateImage and CreateImageActor below show how to build an
+ * The functions CreateImage and CreateImageView below show how to build an
* image using a scaling mode to have %Dali resize it during loading.
*
- * This demo defaults to the ScaleToFill mode of ImageAttributes which makes
+ * This demo defaults to the SCALE_TO_FILL mode of ImageAttributes which makes
* sure that every pixel in the loaded image is filled with a source colour
* from the image's central region while losing the minimum number of pixels
* from its periphery.
* grid using the button in the top-right of the toolbar.
* A single image can be cycled by clicking the image directly.
*
- * @see CreateImage CreateImageActor
+ * @see CreateImage CreateImageView
*/
// EXTERNAL INCLUDES
const char* TOOLBAR_IMAGE( DALI_IMAGE_DIR "top-bar.png" );
const char* APPLICATION_TITLE( "Image Scaling Modes" );
const char* TOGGLE_SCALING_IMAGE( DALI_IMAGE_DIR "icon-change.png" );
+const char* TOGGLE_SCALING_IMAGE_SELECTED( DALI_IMAGE_DIR "icon-change-selected.png" );
/** The width of the grid in whole grid cells. */
const unsigned GRID_WIDTH = 9;
/** The aspect ratio of cells in the image grid. */
const float CELL_ASPECT_RATIO = 1.33333333333333333333f;
-const ImageAttributes::ScalingMode DEFAULT_SCALING_MODE = ImageAttributes::ScaleToFill;
+const Dali::FittingMode::Type DEFAULT_SCALING_MODE = Dali::FittingMode::SCALE_TO_FILL;
/** The number of times to spin an image on touching, each spin taking a second.*/
const float SPIN_DURATION = 1.0f;
* @param[in] filename The path of the image.
* @param[in] width The width of the image in pixels.
* @param[in] height The height of the image in pixels.
- * @param[in] scalingMode The mode to use when scaling the image to fit the desired dimensions.
+ * @param[in] fittingMode The mode to use when scaling the image to fit the desired dimensions.
*/
-Image CreateImage(const std::string& filename, unsigned int width, unsigned int height, ImageAttributes::ScalingMode scalingMode )
+Image CreateImage(const std::string& filename, unsigned int width, unsigned int height, Dali::FittingMode::Type fittingMode )
{
#ifdef DEBUG_PRINT_DIAGNOSTICS
- fprintf( stderr, "CreateImage(%s, %u, %u, scalingMode=%u)\n", filename.c_str(), width, height, unsigned( scalingMode ) );
+ fprintf( stderr, "CreateImage(%s, %u, %u, fittingMode=%u)\n", filename.c_str(), width, height, unsigned( fittingMode ) );
#endif
- ImageAttributes attributes;
+ Image image = ResourceImage::New( filename, ImageDimensions( width, height ), fittingMode, Dali::SamplingMode::BOX_THEN_LINEAR );
- attributes.SetSize( width, height );
- attributes.SetScalingMode( scalingMode );
- attributes.SetFilterMode( ImageAttributes::BoxThenLinear );
- Image image = ResourceImage::New( filename, attributes );
return image;
}
/**
- * Creates an ImageActor
+ * Creates an ImageView
*
* @param[in] filename The path of the image.
* @param[in] width The width of the image in pixels.
* @param[in] height The height of the image in pixels.
- * @param[in] scalingMode The mode to use when scaling the image to fit the desired dimensions.
+ * @param[in] fittingMode The mode to use when scaling the image to fit the desired dimensions.
*/
-ImageActor CreateImageActor(const std::string& filename, unsigned int width, unsigned int height, ImageAttributes::ScalingMode scalingMode )
+ImageView CreateImageView(const std::string& filename, unsigned int width, unsigned int height, Dali::FittingMode::Type fittingMode )
{
- Image img = CreateImage( filename, width, height, scalingMode );
- ImageActor actor = ImageActor::New( img );
+ Image img = CreateImage( filename, width, height, fittingMode );
+ ImageView actor = ImageView::New( img );
actor.SetName( filename );
actor.SetParentOrigin(ParentOrigin::CENTER);
actor.SetAnchorPoint(AnchorPoint::CENTER);
}
/** Cycle the scaling mode options. */
-ImageAttributes::ScalingMode NextMode( const ImageAttributes::ScalingMode oldMode )
+Dali::FittingMode::Type NextMode( const Dali::FittingMode::Type oldMode )
{
- ImageAttributes::ScalingMode newMode = ImageAttributes::ShrinkToFit;
+ Dali::FittingMode::Type newMode = FittingMode::SHRINK_TO_FIT;
switch ( oldMode )
{
- case ImageAttributes::ShrinkToFit:
- newMode = ImageAttributes::ScaleToFill;
+ case FittingMode::SHRINK_TO_FIT:
+ newMode = FittingMode::SCALE_TO_FILL;
break;
- case ImageAttributes::ScaleToFill:
- newMode = ImageAttributes::FitWidth;
+ case FittingMode::SCALE_TO_FILL:
+ newMode = FittingMode::FIT_WIDTH;
break;
- case ImageAttributes::FitWidth:
- newMode = ImageAttributes::FitHeight;
+ case FittingMode::FIT_WIDTH:
+ newMode = FittingMode::FIT_HEIGHT;
break;
- case ImageAttributes::FitHeight:
- newMode = ImageAttributes::ShrinkToFit;
+ case FittingMode::FIT_HEIGHT:
+ newMode = FittingMode::SHRINK_TO_FIT;
break;
}
return newMode;
: mApplication( application ),
mScrolling( false )
{
- std::cout << "ImageScalingScaleToFillController::ImageScalingScaleToFillController" << std::endl;
+ std::cout << "ImageScalingIrregularGridController::ImageScalingIrregularGridController" << std::endl;
// Connect to the Application's Init signal
mApplication.InitSignal().Connect( this, &ImageScalingIrregularGridController::Create );
*/
void Create( Application& application )
{
- std::cout << "ImageScalingScaleToFillController::Create" << std::endl;
-
- DemoHelper::RequestThemeChange();
+ std::cout << "ImageScalingIrregularGridController::Create" << std::endl;
// Get a handle to the stage:
Stage stage = Stage::GetCurrent();
// Create an image scaling toggle button. (right of toolbar)
Image toggleScalingImage = ResourceImage::New( TOGGLE_SCALING_IMAGE );
+ Image toggleScalingImageSelected = ResourceImage::New( TOGGLE_SCALING_IMAGE_SELECTED );
Toolkit::PushButton toggleScalingButton = Toolkit::PushButton::New();
- toggleScalingButton.SetBackgroundImage( toggleScalingImage );
+ toggleScalingButton.SetButtonImage( toggleScalingImage );
+ toggleScalingButton.SetSelectedImage( toggleScalingImageSelected );
toggleScalingButton.ClickedSignal().Connect( this, &ImageScalingIrregularGridController::OnToggleScalingTouched );
mToolBar.AddControl( toggleScalingButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
/**
* Build the main part of the application's view.
*/
- void PopulateContentLayer( const ImageAttributes::ScalingMode scalingMode )
+ void PopulateContentLayer( const Dali::FittingMode::Type fittingMode )
{
Stage stage = Stage::GetCurrent();
Vector2 stageSize = stage.GetSize();
float fieldHeight;
- Actor imageField = BuildImageField( stageSize.x, GRID_WIDTH, GRID_MAX_HEIGHT, scalingMode, fieldHeight );
+ Actor imageField = BuildImageField( stageSize.x, GRID_WIDTH, GRID_MAX_HEIGHT, fittingMode, fieldHeight );
mScrollView = ScrollView::New();
mScrollView.ScrollStartedSignal().Connect( this, &ImageScalingIrregularGridController::OnScrollStarted );
mScrollView.ScrollCompletedSignal().Connect( this, &ImageScalingIrregularGridController::OnScrollCompleted );
- mScrollView.EnableScrollComponent( Scrollable::VerticalScrollBar );
- mScrollView.EnableScrollComponent( Scrollable::HorizontalScrollBar );
-
mScrollView.SetAnchorPoint(AnchorPoint::CENTER);
mScrollView.SetParentOrigin(ParentOrigin::CENTER);
- mScrollView.SetSize( stageSize );//Vector2( stageSize.width, fieldHeight ) );//stageSize );
+ mScrollView.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
+
mScrollView.SetAxisAutoLock( true );
mScrollView.SetAxisAutoLockGradient( 1.0f );
rulerX->SetDomain( RulerDomain( stageSize.width * -0.125f, stageSize.width * 1.125f ) ); //< Scroll slightly left/right of image field.
mScrollView.SetRulerX ( rulerX );
- RulerPtr rulerY = new DefaultRuler(); //stageSize.height ); //< Snap in multiples of a screen / stage height
+ RulerPtr rulerY = new DefaultRuler(); //< Snap in multiples of a screen / stage height
rulerY->SetDomain( RulerDomain( - fieldHeight * 0.5f + stageSize.height * 0.5f - GRID_CELL_PADDING, fieldHeight * 0.5f + stageSize.height * 0.5f + GRID_CELL_PADDING ) );
mScrollView.SetRulerY ( rulerY );
mScrollView.Add( imageField );
mGridActor = imageField;
+ // Create the scroll bar
+ mScrollBarVertical = ScrollBar::New(Toolkit::ScrollBar::Vertical);
+ mScrollBarVertical.SetParentOrigin(ParentOrigin::TOP_RIGHT);
+ mScrollBarVertical.SetAnchorPoint(AnchorPoint::TOP_RIGHT);
+ mScrollBarVertical.SetResizePolicy(Dali::ResizePolicy::FILL_TO_PARENT, Dali::Dimension::HEIGHT);
+ mScrollBarVertical.SetResizePolicy(Dali::ResizePolicy::FIT_TO_CHILDREN, Dali::Dimension::WIDTH);
+ mScrollView.Add(mScrollBarVertical);
+
+ mScrollBarHorizontal = ScrollBar::New(Toolkit::ScrollBar::Horizontal);
+ mScrollBarHorizontal.SetParentOrigin(ParentOrigin::BOTTOM_LEFT);
+ mScrollBarHorizontal.SetAnchorPoint(AnchorPoint::TOP_LEFT);
+ mScrollBarHorizontal.SetResizePolicy(Dali::ResizePolicy::FIT_TO_CHILDREN, Dali::Dimension::WIDTH);
+ mScrollBarHorizontal.SetOrientation(Quaternion(Radian( 1.5f * Math::PI ), Vector3::ZAXIS));
+ mScrollView.Add(mScrollBarHorizontal);
+
+ mScrollView.OnRelayoutSignal().Connect( this, &ImageScalingIrregularGridController::OnScrollViewRelayout );
+
// Scroll to top of grid so first images loaded are on-screen:
- mScrollView.ScrollTo( Vector3( 0, -1000000, 0 ) );
+ mScrollView.ScrollTo( Vector2( 0, -1000000 ) );
+ }
+
+ void OnScrollViewRelayout(Actor actor)
+ {
+ // Make the height of the horizontal scroll bar to be the same as the width of scroll view.
+ mScrollBarHorizontal.SetSize(Vector2(0.0f, mScrollView.GetRelayoutSize( Dimension::WIDTH) ));
}
/**
Actor BuildImageField( const float fieldWidth,
const unsigned gridWidth,
const unsigned maxGridHeight,
- ImageAttributes::ScalingMode scalingMode,
+ Dali::FittingMode::Type fittingMode,
float & outFieldHeight )
{
// Generate the list of image configurations to be fitted into the field:
// coordinates in a frame defined by a parent actor:
Actor gridActor = Actor::New();
- gridActor.SetRelayoutEnabled( true );
- gridActor.SetResizePolicy( FILL_TO_PARENT, ALL_DIMENSIONS );
+ gridActor.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
gridActor.SetParentOrigin( ParentOrigin::CENTER );
gridActor.SetAnchorPoint( AnchorPoint::CENTER );
const Vector2 imageRegionCorner = gridOrigin + cellSize * Vector2( imageSource.cellX, imageSource.cellY );
const Vector2 imagePosition = imageRegionCorner + Vector2( GRID_CELL_PADDING , GRID_CELL_PADDING ) + imageSize * 0.5f;
- ImageActor image = CreateImageActor( imageSource.configuration.path, imageSize.x, imageSize.y, scalingMode );
+ ImageView image = CreateImageView( imageSource.configuration.path, imageSize.x, imageSize.y, fittingMode );
image.SetPosition( Vector3( imagePosition.x, imagePosition.y, 0 ) );
image.SetSize( imageSize );
image.TouchedSignal().Connect( this, &ImageScalingIrregularGridController::OnTouchImage );
- mScalingModes[image.GetId()] = scalingMode;
+ mFittingModes[image.GetId()] = fittingMode;
mSizes[image.GetId()] = imageSize;
gridActor.Add( image );
{
// Spin the image a few times:
Animation animation = Animation::New(SPIN_DURATION);
- animation.AnimateBy( Property( actor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree(360.0f * SPIN_DURATION) ), Vector3::XAXIS ), AlphaFunctions::EaseOut );
+ animation.AnimateBy( Property( actor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree(360.0f * SPIN_DURATION) ), Vector3::XAXIS ), AlphaFunction::EASE_OUT );
animation.Play();
// Change the scaling mode:
const unsigned id = actor.GetId();
- ImageAttributes::ScalingMode newMode = NextMode( mScalingModes[id] );
+ Dali::FittingMode::Type newMode = NextMode( mFittingModes[id] );
const Vector2 imageSize = mSizes[actor.GetId()];
- ImageActor imageActor = ImageActor::DownCast( actor );
- Image oldImage = imageActor.GetImage();
+ ImageView imageView = ImageView::DownCast( actor );
+ Image oldImage = imageView.GetImage();
Image newImage = CreateImage( ResourceImage::DownCast(oldImage).GetUrl(), imageSize.width + 0.5f, imageSize.height + 0.5f, newMode );
- imageActor.SetImage( newImage );
- mScalingModes[id] = newMode;
+ imageView.SetImage( newImage );
+ mFittingModes[id] = newMode;
}
}
return false;
for( unsigned i = 0; i < numChildren; ++i )
{
- ImageActor gridImageActor = ImageActor::DownCast( mGridActor.GetChildAt( i ) );
- if( gridImageActor )
+ ImageView gridImageView = ImageView::DownCast( mGridActor.GetChildAt( i ) );
+ if( gridImageView )
{
// Cycle the scaling mode options:
- const Vector2 imageSize = mSizes[gridImageActor.GetId()];
- ImageAttributes::ScalingMode newMode = NextMode( mScalingModes[gridImageActor.GetId()] );
- Image oldImage = gridImageActor.GetImage();
+ const Vector2 imageSize = mSizes[gridImageView.GetId()];
+ Dali::FittingMode::Type newMode = NextMode( mFittingModes[gridImageView.GetId()] );
+ Image oldImage = gridImageView.GetImage();
Image newImage = CreateImage(ResourceImage::DownCast(oldImage).GetUrl(), imageSize.width, imageSize.height, newMode );
- gridImageActor.SetImage( newImage );
+ gridImageView.SetImage( newImage );
- mScalingModes[gridImageActor.GetId()] = newMode;
+ mFittingModes[gridImageView.GetId()] = newMode;
- SetTitle( std::string( newMode == ImageAttributes::ShrinkToFit ? "ShrinkToFit" : newMode == ImageAttributes::ScaleToFill ? "ScaleToFill" : newMode == ImageAttributes::FitWidth ? "FitWidth" : "FitHeight" ) );
+ SetTitle( std::string( newMode == FittingMode::SHRINK_TO_FIT ? "SHRINK_TO_FIT" : newMode == FittingMode::SCALE_TO_FILL ? "SCALE_TO_FILL" : newMode == FittingMode::FIT_WIDTH ? "FIT_WIDTH" : "FIT_HEIGHT" ) );
}
}
return true;
* note this state (mScrolling = true)
* @param[in] position Current Scroll Position
*/
- void OnScrollStarted( const Vector3& position )
+ void OnScrollStarted( const Vector2& position )
{
mScrolling = true;
}
* note this state (mScrolling = false).
* @param[in] position Current Scroll Position
*/
- void OnScrollCompleted( const Vector3& position )
+ void OnScrollCompleted( const Vector2& position )
{
mScrolling = false;
}
Application& mApplication;
Layer mContentLayer; ///< The content layer (contains non gui chrome actors)
- Toolkit::View mView; ///< The View instance.
+ Toolkit::Control mView; ///< The View instance.
Toolkit::ToolBar mToolBar; ///< The View's Toolbar.
TextLabel mTitleActor; ///< The Toolbar's Title.
Actor mGridActor; ///< The container for the grid of images
ScrollView mScrollView; ///< ScrollView UI Component
+ ScrollBar mScrollBarVertical;
+ ScrollBar mScrollBarHorizontal;
bool mScrolling; ///< ScrollView scrolling state (true = scrolling, false = stationary)
- std::map<unsigned, ImageAttributes::ScalingMode> mScalingModes; ///< Stores the current scaling mode of each image, keyed by image actor id.
+ std::map<unsigned, Dali::FittingMode::Type> mFittingModes; ///< Stores the current scaling mode of each image, keyed by image actor id.
std::map<unsigned, Vector2> mSizes; ///< Stores the current size of each image, keyed by image actor id.
};
/** Entry point for Linux & Tizen applications */
int main( int argc, char **argv )
{
- Application application = Application::New( &argc, &argv );
+ Application application = Application::New( &argc, &argv, DALI_DEMO_THEME_PATH );
RunTest( application );