X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Fvisuals%2Fsvg%2Fsvg-visual.cpp;h=a9989c0c3a2831c711365303beb4522c72900ae1;hp=a9d0c0c9e933ab45b84c8cf159c3c4386dce9476;hb=e74563220e35ea81a5b932186221623eed0fc62e;hpb=2cdc15bcda53ce7feff32cd2358cc1f4d943cbfa

diff --git a/dali-toolkit/internal/visuals/svg/svg-visual.cpp b/dali-toolkit/internal/visuals/svg/svg-visual.cpp
index a9d0c0c..a9989c0 100644
--- a/dali-toolkit/internal/visuals/svg/svg-visual.cpp
+++ b/dali-toolkit/internal/visuals/svg/svg-visual.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 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.
@@ -18,31 +18,20 @@
 // CLASS HEADER
 #include "svg-visual.h"
 
-// EXTERNAL INCLUDES
-#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/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/public-api/visuals/visual-properties.h>
 #include <dali-toolkit/third-party/nanosvg/nanosvg.h>
+#include <dali-toolkit/third-party/nanosvg/nanosvgrast.h>
 #include <dali-toolkit/internal/visuals/svg/svg-rasterize-thread.h>
-#include <dali-toolkit/internal/visuals/image/image-visual.h>
 #include <dali-toolkit/internal/visuals/image-atlas-manager.h>
-#include <dali-toolkit/internal/visuals/visual-factory-cache.h>
 #include <dali-toolkit/internal/visuals/visual-string-constants.h>
 #include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
+#include <dali-toolkit/internal/visuals/image-visual-shader-factory.h>
+#include <dali-toolkit/public-api/visuals/image-visual-properties.h>
 
-
-namespace
-{
-const char * const UNITS("px");
-
-const Dali::Vector4 FULL_TEXTURE_RECT(0.f, 0.f, 1.f, 1.f);
-}
+// EXTERNAL INCLUDES
+#include <dali/devel-api/common/stage.h>
+#include <dali/devel-api/adaptor-framework/file-loader.h>
+#include <dali/integration-api/debug.h>
 
 namespace Dali
 {
@@ -53,30 +42,41 @@ namespace Toolkit
 namespace Internal
 {
 
-SvgVisualPtr SvgVisual::New( VisualFactoryCache& factoryCache, const VisualUrl& imageUrl, const Property::Map& properties )
+namespace
 {
-  SvgVisualPtr svgVisual( new SvgVisual( factoryCache ) );
+// property name
+const char * const UNITS("px");
+
+const Dali::Vector4 FULL_TEXTURE_RECT(0.f, 0.f, 1.f, 1.f);
+
+}
+
+SvgVisualPtr SvgVisual::New( VisualFactoryCache& factoryCache, ImageVisualShaderFactory& shaderFactory, const VisualUrl& imageUrl, const Property::Map& properties )
+{
+  SvgVisualPtr svgVisual( new SvgVisual( factoryCache, shaderFactory, imageUrl ) );
   svgVisual->ParseFromUrl( imageUrl );
   svgVisual->SetProperties( properties );
 
   return svgVisual;
 }
 
-SvgVisualPtr SvgVisual::New( VisualFactoryCache& factoryCache, const VisualUrl& imageUrl )
+SvgVisualPtr SvgVisual::New( VisualFactoryCache& factoryCache, ImageVisualShaderFactory& shaderFactory, const VisualUrl& imageUrl )
 {
-  SvgVisualPtr svgVisual( new SvgVisual( factoryCache ) );
+  SvgVisualPtr svgVisual( new SvgVisual( factoryCache, shaderFactory, imageUrl ) );
   svgVisual->ParseFromUrl( imageUrl );
 
   return svgVisual;
 }
 
-SvgVisual::SvgVisual( VisualFactoryCache& factoryCache )
-: Visual::Base( factoryCache ),
+SvgVisual::SvgVisual( VisualFactoryCache& factoryCache, ImageVisualShaderFactory& shaderFactory, const VisualUrl& imageUrl )
+: Visual::Base( factoryCache, Visual::FittingMode::FILL, Toolkit::Visual::SVG ),
+  mImageVisualShaderFactory( shaderFactory ),
   mAtlasRect( FULL_TEXTURE_RECT ),
-  mImageUrl( ),
+  mImageUrl( imageUrl ),
   mParsedImage( NULL ),
   mPlacementActor(),
-  mVisualSize(Vector2::ZERO)
+  mVisualSize(Vector2::ZERO),
+  mAttemptAtlasing( false )
 {
   // the rasterized image is with pre-multiplied alpha format
   mImpl->mFlags |= Impl::IS_PREMULTIPLIED_ALPHA;
@@ -93,11 +93,72 @@ SvgVisual::~SvgVisual()
 void SvgVisual::DoSetProperties( const Property::Map& propertyMap )
 {
   // url already passed in from constructor
+  for( Property::Map::SizeType iter = 0; iter < propertyMap.Count(); ++iter )
+  {
+    KeyValuePair keyValue = propertyMap.GetKeyValue( iter );
+    if( keyValue.first.type == Property::Key::INDEX )
+    {
+      DoSetProperty( keyValue.first.indexKey, keyValue.second );
+    }
+    else if( keyValue.first == IMAGE_ATLASING )
+    {
+      DoSetProperty( Toolkit::ImageVisual::Property::ATLASING, keyValue.second );
+    }
+    else if( keyValue.first == SYNCHRONOUS_LOADING )
+    {
+      DoSetProperty( Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, keyValue.second );
+    }
+  }
+}
+
+void SvgVisual::DoSetProperty( Property::Index index, const Property::Value& value )
+{
+  switch( index )
+  {
+    case Toolkit::ImageVisual::Property::ATLASING:
+    {
+      value.Get( mAttemptAtlasing );
+      break;
+    }
+    case Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING:
+    {
+      bool sync = false;
+      if( value.Get( sync ) )
+      {
+        if( sync )
+        {
+          mImpl->mFlags |= Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
+        }
+        else
+        {
+          mImpl->mFlags &= ~Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
+        }
+      }
+      else
+      {
+        DALI_LOG_ERROR("ImageVisual: synchronousLoading property has incorrect type\n");
+      }
+      break;
+    }
+  }
 }
 
-void SvgVisual::DoSetOnStage( Actor& actor )
+void SvgVisual::DoSetOnScene( Actor& actor )
 {
-  Shader shader = ImageVisual::GetImageShader( mFactoryCache, true, true );
+  Shader shader;
+  if( !mImpl->mCustomShader )
+  {
+    shader = mImageVisualShaderFactory.GetShader( mFactoryCache, mAttemptAtlasing, true, false );
+  }
+  else
+  {
+    shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? mImageVisualShaderFactory.GetVertexShaderSource() : mImpl->mCustomShader->mVertexShader,
+                          mImpl->mCustomShader->mFragmentShader.empty() ? mImageVisualShaderFactory.GetFragmentShaderSource() : mImpl->mCustomShader->mFragmentShader,
+                          mImpl->mCustomShader->mHints );
+
+    shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
+  }
+
   Geometry geometry = mFactoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
   TextureSet textureSet = TextureSet::New();
   mImpl->mRenderer = Renderer::New( geometry, shader );
@@ -115,13 +176,16 @@ void SvgVisual::DoSetOnStage( Actor& actor )
   ResourceReady( Toolkit::Visual::ResourceStatus::READY );
 }
 
-void SvgVisual::DoSetOffStage( Actor& actor )
+void SvgVisual::DoSetOffScene( Actor& actor )
 {
   mFactoryCache.GetSVGRasterizationThread()->RemoveTask( this );
 
   actor.RemoveRenderer( mImpl->mRenderer );
   mImpl->mRenderer.Reset();
   mPlacementActor.Reset();
+
+  // Reset the visual size to zero so that when adding the actor back to stage the SVG rasterization is forced
+  mVisualSize = Vector2::ZERO;
 }
 
 void SvgVisual::GetNaturalSize( Vector2& naturalSize )
@@ -144,7 +208,9 @@ void SvgVisual::DoCreatePropertyMap( Property::Map& map ) const
   if( mImageUrl.IsValid() )
   {
     map.Insert( Toolkit::ImageVisual::Property::URL, mImageUrl.GetUrl() );
+    map.Insert( Toolkit::ImageVisual::Property::ATLASING, mAttemptAtlasing );
   }
+  map.Insert( Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, IsSynchronousLoadingRequired() );
 }
 
 void SvgVisual::DoCreateInstancePropertyMap( Property::Map& map ) const
@@ -158,46 +224,73 @@ void SvgVisual::ParseFromUrl( const VisualUrl& imageUrl )
   if( mImageUrl.IsLocalResource() )
   {
     Vector2 dpi = Stage::GetCurrent().GetDpi();
-    float meanDpi = (dpi.height + dpi.width) * 0.5f;
-    mParsedImage = nsvgParseFromFile( mImageUrl.GetUrl().c_str(), UNITS, meanDpi );
+    float meanDpi = ( dpi.height + dpi.width ) * 0.5f;
+    Dali::Vector<char> buffer;
+    if ( Dali::FileLoader::ReadFile( mImageUrl.GetUrl(), buffer ) )
+    {
+      buffer.PushBack( '\0' );
+      mParsedImage = nsvgParse( buffer.Begin(), UNITS, meanDpi );
+    }
   }
 }
 
 void SvgVisual::AddRasterizationTask( const Vector2& size )
 {
-  if( mImpl->mRenderer && mParsedImage )
+  if( mImpl->mRenderer )
   {
     unsigned int width = static_cast<unsigned int>(size.width);
     unsigned int height = static_cast<unsigned int>( size.height );
 
-    RasterizingTaskPtr newTask = new RasterizingTask( this, mParsedImage, width, height );
-    mFactoryCache.GetSVGRasterizationThread()->AddTask( newTask );
+    Vector2 dpi = Stage::GetCurrent().GetDpi();
+    float meanDpi = ( dpi.height + dpi.width ) * 0.5f;
+
+    RasterizingTaskPtr newTask = new RasterizingTask( this, mParsedImage, mImageUrl, meanDpi, width, height );
+    if ( IsSynchronousLoadingRequired() )
+    {
+      newTask->Rasterize();
+      ApplyRasterizedImage( newTask->GetParsedImage(), newTask->GetPixelData() );
+    }
+    else
+    {
+      mFactoryCache.GetSVGRasterizationThread()->AddTask( newTask );
+    }
   }
 }
 
-void SvgVisual::ApplyRasterizedImage( PixelData rasterizedPixelData )
+void SvgVisual::ApplyRasterizedImage( NSVGimage* parsedSvg, PixelData rasterizedPixelData )
 {
-  if( IsOnStage()  )
+  if( mParsedImage == NULL)
+  {
+    mParsedImage = parsedSvg;
+  }
+
+  if( mParsedImage && IsOnScene() )
   {
     TextureSet currentTextureSet = mImpl->mRenderer.GetTextures();
-    if( mAtlasRect != FULL_TEXTURE_RECT )
+    if( mImpl->mFlags & Impl::IS_ATLASING_APPLIED )
     {
       mFactoryCache.GetAtlasManager()->Remove( currentTextureSet, mAtlasRect );
     }
 
-    Vector4 atlasRect;
-    TextureSet textureSet = mFactoryCache.GetAtlasManager()->Add(atlasRect, rasterizedPixelData );
-    if( textureSet ) // atlasing
+    TextureSet textureSet;
+
+    if( mAttemptAtlasing && !mImpl->mCustomShader )
     {
-      if( textureSet != currentTextureSet )
+      Vector4 atlasRect;
+      textureSet = mFactoryCache.GetAtlasManager()->Add(atlasRect, rasterizedPixelData );
+      if( textureSet ) // atlasing
       {
-        mImpl->mRenderer.SetTextures( textureSet );
+        if( textureSet != currentTextureSet )
+        {
+          mImpl->mRenderer.SetTextures( textureSet );
+        }
+        mImpl->mRenderer.RegisterProperty( ATLAS_RECT_UNIFORM_NAME, atlasRect );
+        mAtlasRect = atlasRect;
+        mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
       }
-      mImpl->mRenderer.RegisterProperty( ATLAS_RECT_UNIFORM_NAME, atlasRect );
-      mAtlasRect = atlasRect;
-      mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
     }
-    else // no atlasing
+
+    if( !textureSet ) // no atlasing - mAttemptAtlasing is false or adding to atlas is failed
     {
       Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, Pixel::RGBA8888,
                                       rasterizedPixelData.GetWidth(), rasterizedPixelData.GetHeight() );
@@ -235,13 +328,17 @@ void SvgVisual::ApplyRasterizedImage( PixelData rasterizedPixelData )
    // Svg loaded and ready to display
    ResourceReady( Toolkit::Visual::ResourceStatus::READY );
   }
+  else if( !mParsedImage )
+  {
+    ResourceReady( Toolkit::Visual::ResourceStatus::FAILED );
+  }
 }
 
 void SvgVisual::OnSetTransform()
 {
   Vector2 visualSize = mImpl->mTransform.GetVisualSize( mImpl->mControlSize );
 
-  if( mParsedImage && IsOnStage() )
+  if( IsOnScene() )
   {
     if( visualSize != mVisualSize )
     {
@@ -249,6 +346,17 @@ void SvgVisual::OnSetTransform()
       mVisualSize = visualSize;
     }
   }
+
+  if(mImpl->mRenderer)
+  {
+    mImpl->mTransform.RegisterUniforms(mImpl->mRenderer, Direction::LEFT_TO_RIGHT);
+  }
+}
+
+bool SvgVisual::IsResourceReady() const
+{
+  return ( mImpl->mResourceStatus == Toolkit::Visual::ResourceStatus::READY ||
+           mImpl->mResourceStatus == Toolkit::Visual::ResourceStatus::FAILED );
 }
 
 } // namespace Internal