Render control background without creating extra actor

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / renderers / image / image-renderer.cpp

diff --git a/dali-toolkit/internal/controls/renderers/image/image-renderer.cpp b/dali-toolkit/internal/controls/renderers/image/image-renderer.cpp
index 93c5c9a..b84b5f5 100644 (file)
--- a/dali-toolkit/internal/controls/renderers/image/image-renderer.cpp
+++ b/dali-toolkit/internal/controls/renderers/image/image-renderer.cpp
@@ -215,18 +215,40 @@ void ImageRenderer::Initialize( RendererFactoryCache& factoryCache, const Proper
 void ImageRenderer::SetSize( const Vector2& size )
 {
   ControlRenderer::SetSize( size );
-  // ToDo: renderer responds to the size change
+}
+
+void ImageRenderer::GetNaturalSize( Vector2& naturalSize ) const
+{
+  if(mImage)
+  {
+    naturalSize.x = mImage.GetWidth();
+    naturalSize.y = mImage.GetHeight();
+    return;
+  }
+  else if( mDesiredSize.GetWidth()>0 && mDesiredSize.GetHeight()>0)
+  {
+    naturalSize.x = mDesiredSize.GetWidth();
+    naturalSize.y = mDesiredSize.GetHeight();
+    return;
+  }
+  else if( !mImageUrl.empty() )
+  {
+    ImageDimensions dimentions = ResourceImage::GetImageSize( mImageUrl );
+    naturalSize.x = dimentions.GetWidth();
+    naturalSize.y = dimentions.GetHeight();
+    return;
+  }
+
+  naturalSize = Vector2::ZERO;
 }
 
 void ImageRenderer::SetClipRect( const Rect<int>& clipRect )
 {
   ControlRenderer::SetClipRect( clipRect );
-  //ToDo: renderer responds to the clipRect change
 }
 
 void ImageRenderer::SetOffset( const Vector2& offset )
 {
-  //ToDo: renderer applies the offset
 }
 
 void ImageRenderer::DoSetOnStage( Actor& actor )