X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Fvisuals%2Fsvg%2Fsvg-visual.cpp;h=1e9522349c44830fbe34d7a92f91fdb453e60b0a;hb=eedb83ac31c3728a311dbe462bedc660f54094d8;hp=569c6963bcdf2aa2a5d4c5d9367fbcd9c2b13218;hpb=2d1713a66ea0356fcfff991bbbd1e727d9a1c390;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

diff --git a/dali-toolkit/internal/visuals/svg/svg-visual.cpp b/dali-toolkit/internal/visuals/svg/svg-visual.cpp
index 569c696..1e95223 100644
--- a/dali-toolkit/internal/visuals/svg/svg-visual.cpp
+++ b/dali-toolkit/internal/visuals/svg/svg-visual.cpp
@@ -22,12 +22,12 @@
 #include <dali/public-api/images/buffer-image.h>
 #include <dali/public-api/common/stage.h>
 #include <dali/public-api/math/vector4.h>
-#include <dali/devel-api/images/atlas.h>
 #include <dali/devel-api/images/texture-set-image.h>
 #include <dali/integration-api/debug.h>
 
 // INTERNAL INCLUDES
 #include <dali-toolkit/public-api/visuals/image-visual-properties.h>
+#include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
 #include <dali-toolkit/third-party/nanosvg/nanosvg.h>
 #include <dali-toolkit/internal/visuals/svg/svg-rasterize-thread.h>
 #include <dali-toolkit/internal/visuals/image/image-visual.h>
@@ -53,10 +53,30 @@ namespace Toolkit
 namespace Internal
 {
 
+SvgVisualPtr SvgVisual::New( VisualFactoryCache& factoryCache, const VisualUrl& imageUrl, const Property::Map& properties )
+{
+  SvgVisualPtr svgVisual( new SvgVisual( factoryCache ) );
+  svgVisual->ParseFromUrl( imageUrl );
+  svgVisual->SetProperties( properties );
+
+  return svgVisual;
+}
+
+SvgVisualPtr SvgVisual::New( VisualFactoryCache& factoryCache, const VisualUrl& imageUrl )
+{
+  SvgVisualPtr svgVisual( new SvgVisual( factoryCache ) );
+  svgVisual->ParseFromUrl( imageUrl );
+
+  return svgVisual;
+}
+
 SvgVisual::SvgVisual( VisualFactoryCache& factoryCache )
 : Visual::Base( factoryCache ),
   mAtlasRect( FULL_TEXTURE_RECT ),
-  mParsedImage( NULL )
+  mImageUrl( ),
+  mParsedImage( NULL ),
+  mPlacementActor(),
+  mVisualSize(Vector2::ZERO)
 {
   // the rasterized image is with pre-multiplied alpha format
   mImpl->mFlags |= Impl::IS_PREMULTIPLIED_ALPHA;
@@ -70,40 +90,29 @@ SvgVisual::~SvgVisual()
   }
 }
 
-void SvgVisual::DoInitialize( Actor& actor, const Property::Map& propertyMap )
+void SvgVisual::DoSetProperties( const Property::Map& propertyMap )
 {
-  Property::Value* imageURLValue = propertyMap.Find( Toolkit::ImageVisual::Property::URL, IMAGE_URL_NAME );
-  if( imageURLValue )
-  {
-    std::string imageUrl;
-    if( imageURLValue->Get( imageUrl ) )
-    {
-      SetImage( imageUrl );
-    }
-    else
-    {
-      DALI_LOG_ERROR( "The property '%s' is not a string\n", IMAGE_URL_NAME );
-    }
-  }
+  // url already passed in from constructor
 }
 
 void SvgVisual::DoSetOnStage( Actor& actor )
 {
   Shader shader = ImageVisual::GetImageShader( mFactoryCache, true, true );
   Geometry geometry = mFactoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
-  if( !geometry )
-  {
-    geometry =  mFactoryCache.CreateQuadGeometry();
-    mFactoryCache.SaveGeometry( VisualFactoryCache::QUAD_GEOMETRY, geometry );
-  }
   TextureSet textureSet = TextureSet::New();
   mImpl->mRenderer = Renderer::New( geometry, shader );
   mImpl->mRenderer.SetTextures( textureSet );
 
-  if( mImpl->mSize != Vector2::ZERO && mParsedImage )
-  {
-    AddRasterizationTask( mImpl->mSize );
-  }
+  // Register transform properties
+  mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
+
+  // Defer the rasterisation task until we get given a size (by Size Negotiation algorithm)
+
+  // Hold the weak handle of the placement actor and delay the adding of renderer until the svg rasterization is finished.
+  mPlacementActor = actor;
+
+  // SVG visual needs it's size set before it can be rasterized hence set ResourceReady once on stage
+  ResourceReady();
 }
 
 void SvgVisual::DoSetOffStage( Actor& actor )
@@ -112,9 +121,10 @@ void SvgVisual::DoSetOffStage( Actor& actor )
 
   actor.RemoveRenderer( mImpl->mRenderer );
   mImpl->mRenderer.Reset();
+  mPlacementActor.Reset();
 }
 
-void SvgVisual::GetNaturalSize( Vector2& naturalSize ) const
+void SvgVisual::GetNaturalSize( Vector2& naturalSize )
 {
   if( mParsedImage )
   {
@@ -127,49 +137,29 @@ void SvgVisual::GetNaturalSize( Vector2& naturalSize ) const
   }
 }
 
-void SvgVisual::SetSize( const Vector2& size )
+void SvgVisual::DoCreatePropertyMap( Property::Map& map ) const
 {
-  if(mImpl->mSize != size && mParsedImage && GetIsOnStage() )
+  map.Clear();
+  map.Insert( Toolkit::DevelVisual::Property::TYPE, Toolkit::DevelVisual::SVG );
+  if( mImageUrl.IsValid() )
   {
-    AddRasterizationTask( size );
+    map.Insert( Toolkit::ImageVisual::Property::URL, mImageUrl.GetUrl() );
   }
-  mImpl->mSize = size;
 }
 
-void SvgVisual::DoCreatePropertyMap( Property::Map& map ) const
+void SvgVisual::DoCreateInstancePropertyMap( Property::Map& map ) const
 {
-  map.Clear();
-  map.Insert( Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE );
-  if( !mImageUrl.empty() )
-  {
-    map.Insert( Toolkit::ImageVisual::Property::URL, mImageUrl );
-  }
+  // Do nothing
 }
 
-void SvgVisual::SetImage( const std::string& imageUrl, ImageDimensions size )
+void SvgVisual::ParseFromUrl( const VisualUrl& imageUrl )
 {
-  if( mImageUrl != imageUrl )
+  mImageUrl = imageUrl;
+  if( mImageUrl.IsLocal() )
   {
-    mImageUrl = imageUrl;
-
-    NSVGimage* parsedImageOld = mParsedImage;
-
     Vector2 dpi = Stage::GetCurrent().GetDpi();
     float meanDpi = (dpi.height + dpi.width) * 0.5f;
-    mParsedImage = nsvgParseFromFile(mImageUrl.c_str(), UNITS, meanDpi);
-
-    if( size.GetWidth() != 0u && size.GetHeight() != 0u)
-    {
-      mImpl->mSize.x = size.GetWidth();
-      mImpl->mSize.y = size.GetHeight();
-    }
-
-    if( mImpl->mSize != Vector2::ZERO && GetIsOnStage() )
-    {
-      AddRasterizationTask( mImpl->mSize );
-    }
-
-    mFactoryCache.GetSVGRasterizationThread()->DeleteImage( parsedImageOld );
+    mParsedImage = nsvgParseFromFile( mImageUrl.GetUrl().c_str(), UNITS, meanDpi );
   }
 }
 
@@ -179,7 +169,6 @@ void SvgVisual::AddRasterizationTask( const Vector2& size )
   {
     unsigned int width = static_cast<unsigned int>(size.width);
     unsigned int height = static_cast<unsigned int>( size.height );
-    BufferImage image = BufferImage::New( width, height, Pixel::RGBA8888);
 
     RasterizingTaskPtr newTask = new RasterizingTask( this, mParsedImage, width, height );
     mFactoryCache.GetSVGRasterizationThread()->AddTask( newTask );
@@ -188,7 +177,7 @@ void SvgVisual::AddRasterizationTask( const Vector2& size )
 
 void SvgVisual::ApplyRasterizedImage( PixelData rasterizedPixelData )
 {
-  if( GetIsOnStage()  )
+  if( IsOnStage()  )
   {
     TextureSet currentTextureSet = mImpl->mRenderer.GetTextures();
     if( mAtlasRect != FULL_TEXTURE_RECT )
@@ -210,8 +199,9 @@ void SvgVisual::ApplyRasterizedImage( PixelData rasterizedPixelData )
     }
     else // no atlasing
     {
-      Atlas texture = Atlas::New( rasterizedPixelData.GetWidth(), rasterizedPixelData.GetHeight() );
-      texture.Upload( rasterizedPixelData, 0, 0 );
+      Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, Pixel::RGBA8888,
+                                      rasterizedPixelData.GetWidth(), rasterizedPixelData.GetHeight() );
+      texture.Upload( rasterizedPixelData );
       mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
 
       if( mAtlasRect == FULL_TEXTURE_RECT )
@@ -229,13 +219,37 @@ void SvgVisual::ApplyRasterizedImage( PixelData rasterizedPixelData )
 
       if( textureSet )
       {
-        TextureSetImage( textureSet, 0u, texture );
+        textureSet.SetTexture( 0, texture );
       }
     }
+
+    // Rasterized pixels are uploaded to texture. If weak handle is holding a placement actor, it is the time to add the renderer to actor.
+    Actor actor = mPlacementActor.GetHandle();
+    if( actor )
+    {
+      actor.AddRenderer( mImpl->mRenderer );
+      // reset the weak handle so that the renderer only get added to actor once
+      mPlacementActor.Reset();
+    }
+
+   // Svg loaded and ready to display
+   ResourceReady();
   }
 }
 
+void SvgVisual::OnSetTransform()
+{
+  Vector2 visualSize = mImpl->mTransform.GetVisualSize( mImpl->mControlSize );
 
+  if( mParsedImage && IsOnStage() )
+  {
+    if( visualSize != mVisualSize )
+    {
+      AddRasterizationTask( visualSize );
+      mVisualSize = visualSize;
+    }
+  }
+}
 
 } // namespace Internal