Support rounded corners for GradientVisual
[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / visuals / visual-factory-cache.h
index 46920c5..f22fb86 100644 (file)
@@ -2,7 +2,7 @@
 #define DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H
 
 /*
- * Copyright (c) 2016 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.
  * limitations under the License.
  */
 
-// INTERNAL INCLUDES
-#include "svg/svg-rasterize-thread.h"
-
 // EXTERNAL INCLUDES
 #include <dali/public-api/math/uint-16-pair.h>
 #include <dali/public-api/object/ref-object.h>
 #include <dali/public-api/rendering/geometry.h>
-#include <dali/public-api/rendering/renderer.h>
 #include <dali/public-api/rendering/shader.h>
 #include <dali/devel-api/common/owner-container.h>
-#include <dali/devel-api/object/weak-handle.h>
 
+// INTERNAL INCLUDES
+#include <dali-toolkit/internal/visuals/npatch-loader.h>
+#include <dali-toolkit/internal/visuals/svg/svg-rasterize-thread.h>
+#include <dali-toolkit/internal/visuals/texture-manager-impl.h>
+#include <dali-toolkit/internal/visuals/animated-vector-image/vector-animation-thread.h>
 
 namespace Dali
 {
@@ -38,11 +38,17 @@ namespace Toolkit
 
 namespace Internal
 {
+class ImageAtlasManager;
+class NPatchLoader;
+class TextureManager;
+
+typedef IntrusivePtr<ImageAtlasManager> ImageAtlasManagerPtr;
+
 
 /**
  * Caches shaders and geometries. Owned by VisualFactory.
  */
-class VisualFactoryCache : public RefObject
+class VisualFactoryCache
 {
 public:
 
@@ -52,16 +58,46 @@ public:
   enum ShaderType
   {
     COLOR_SHADER,
+    COLOR_SHADER_ROUNDED_CORNER,
+    COLOR_SHADER_BLUR_EDGE,
     BORDER_SHADER,
     BORDER_SHADER_ANTI_ALIASING,
     GRADIENT_SHADER_LINEAR_USER_SPACE,
     GRADIENT_SHADER_LINEAR_BOUNDING_BOX,
     GRADIENT_SHADER_RADIAL_USER_SPACE,
     GRADIENT_SHADER_RADIAL_BOUNDING_BOX,
+    GRADIENT_SHADER_LINEAR_USER_SPACE_ROUNDED_CORNER,
+    GRADIENT_SHADER_LINEAR_BOUNDING_BOX_ROUNDED_CORNER,
+    GRADIENT_SHADER_RADIAL_USER_SPACE_ROUNDED_CORNER,
+    GRADIENT_SHADER_RADIAL_BOUNDING_BOX_ROUNDED_CORNER,
     IMAGE_SHADER,
+    IMAGE_SHADER_ATLAS_DEFAULT_WRAP,
+    IMAGE_SHADER_ATLAS_CUSTOM_WRAP,
+    IMAGE_SHADER_ROUNDED_CORNER,
     NINE_PATCH_SHADER,
-    SVG_SHADER,
-    SHADER_TYPE_MAX = SVG_SHADER
+    NINE_PATCH_MASK_SHADER,
+    TEXT_SHADER_MULTI_COLOR_TEXT,
+    TEXT_SHADER_MULTI_COLOR_TEXT_WITH_STYLE,
+    TEXT_SHADER_SINGLE_COLOR_TEXT,
+    TEXT_SHADER_SINGLE_COLOR_TEXT_WITH_STYLE,
+    TEXT_SHADER_SINGLE_COLOR_TEXT_WITH_EMOJI,
+    TEXT_SHADER_SINGLE_COLOR_TEXT_WITH_STYLE_AND_EMOJI,
+    ANIMATED_GRADIENT_SHADER_LINEAR_BOUNDING_REFLECT,
+    ANIMATED_GRADIENT_SHADER_LINEAR_BOUNDING_REPEAT,
+    ANIMATED_GRADIENT_SHADER_LINEAR_BOUNDING_CLAMP,
+    ANIMATED_GRADIENT_SHADER_LINEAR_USER_REFLECT,
+    ANIMATED_GRADIENT_SHADER_LINEAR_USER_REPEAT,
+    ANIMATED_GRADIENT_SHADER_LINEAR_USER_CLAMP,
+    ANIMATED_GRADIENT_SHADER_RADIAL_BOUNDING_REFLECT,
+    ANIMATED_GRADIENT_SHADER_RADIAL_BOUNDING_REPEAT,
+    ANIMATED_GRADIENT_SHADER_RADIAL_BOUNDING_CLAMP,
+    ANIMATED_GRADIENT_SHADER_RADIAL_USER_REFLECT,
+    ANIMATED_GRADIENT_SHADER_RADIAL_USER_REPEAT,
+    ANIMATED_GRADIENT_SHADER_RADIAL_USER_CLAMP,
+    WIREFRAME_SHADER,
+    ARC_BUTT_CAP_SHADER,
+    ARC_ROUND_CAP_SHADER,
+    SHADER_TYPE_MAX = ARC_ROUND_CAP_SHADER
   };
 
   /**
@@ -73,15 +109,23 @@ public:
     BORDER_GEOMETRY,
     NINE_PATCH_GEOMETRY,
     NINE_PATCH_BORDER_GEOMETRY,
-    GEOMETRY_TYPE_MAX = NINE_PATCH_BORDER_GEOMETRY
+    WIREFRAME_GEOMETRY,
+    GEOMETRY_TYPE_MAX = WIREFRAME_GEOMETRY
   };
 
 public:
 
   /**
    * @brief Constructor
+   *
+   * @param[in] preMultiplyOnLoad True if image visuals should pre-multiply alpha on image load.
    */
-  VisualFactoryCache();
+  VisualFactoryCache( bool preMultiplyOnLoad );
+
+  /**
+   * @brief Destructor
+   */
+  ~VisualFactoryCache();
 
   /**
    * Request geometry of the given type.
@@ -122,51 +166,59 @@ public:
    */
   static Geometry CreateGridGeometry( Uint16Pair gridSize );
 
-public:
+  /**
+   * @brief Returns an image to be used when a visual has failed to correctly render
+   * @return The broken image handle.
+   */
+  Image GetBrokenVisualImage();
 
   /**
-   * @brief Request renderer from the url
-   *
-   * @return The cached renderer if exist in the cache. Otherwise an empty handle is returned.
+   * @copydoc Toolkit::VisualFactory::SetPreMultiplyOnLoad()
    */
-  Renderer GetRenderer( const std::string& key ) const;
+  void SetPreMultiplyOnLoad( bool preMultiply );
 
   /**
-   * @brief Cache the renderer based on the given key.
-   *
-   * If the key already exists in the cache, then the cache will save an additional renderer to the cache.
-   * RemoveRenderer will then need to be called twice to remove both items from the cache.
-   *
-   * @param[in] key The key to use for caching
-   * @param[in] renderer The Renderer to be cached
+   * @copydoc Toolkit::VisualFactory::GetPreMultiplyOnLoad()
    */
-  void SaveRenderer( const std::string& key, Renderer& renderer );
+  bool GetPreMultiplyOnLoad();
 
   /**
-   * @brief Cleans the renderer cache by removing the renderer from the cache based on the given key if there are no longer any references to it
-   *
-   * @param[in] key The key used for caching
-   *
-   * @return True if the renderer is no longer used anywhere, false otherwise
+   * @brief Set an image to be used when a visual has failed to correctly render
+   * @param[in] brokenImageUrl The broken image url.
    */
-  bool CleanRendererCache( const std::string& key );
+  void SetBrokenImageUrl(const std::string& brokenImageUrl);
 
+public:
   /**
-   * @brief Cache the debug renderer
+   * Get the image atlas manager.
+   * @return A pointer to the atlas manager
    */
-  void CacheDebugVisual( Renderer& renderer );
+  ImageAtlasManagerPtr GetAtlasManager();
 
   /**
-   * @brief Request the debug renderer;
+   * Get the texture manager
+   * @return A reference to the texture manager
    */
-  Renderer GetDebugVisual();
+  TextureManager& GetTextureManager();
+
+  /**
+   * Get the N-Patch texture cache.
+   * @return A reference to the N patch loader
+   */
+  NPatchLoader& GetNPatchLoader();
 
   /**
    * Get the SVG rasterization thread.
-   * @return A pointer pointing to the SVG rasterization thread.
+   * @return A raw pointer pointing to the SVG rasterization thread.
    */
   SvgRasterizeThread* GetSVGRasterizationThread();
 
+  /**
+   * Get the vector animation thread.
+   * @return A raw pointer pointing to the vector animation thread.
+   */
+  VectorAnimationThread& GetVectorAnimationThread();
+
 private: // for svg rasterization thread
 
   /**
@@ -177,11 +229,6 @@ private: // for svg rasterization thread
 protected:
 
   /**
-   * A reference counted object may only be deleted by calling Unreference()
-   */
-  virtual ~VisualFactoryCache();
-
-  /**
    * Undefined copy constructor.
    */
   VisualFactoryCache(const VisualFactoryCache&);
@@ -192,37 +239,16 @@ protected:
   VisualFactoryCache& operator=(const VisualFactoryCache& rhs);
 
 private:
-  struct CachedRenderer
-  {
-    std::string mKey;
-    WeakHandle< Renderer > mRenderer;
-
-    CachedRenderer( const std::string& key, Renderer& renderer )
-    : mKey( key ),
-      mRenderer( renderer)
-    {}
-  };
-
-  typedef Dali::Vector< std::size_t > HashVector;
-  typedef Dali::OwnerContainer< const CachedRenderer* > CachedRenderers;
-
-  /**
-   * @brief Finds the first index into the cached visuals from the url
-   *
-   * @return Returns the first index into the cached renderer from the url if it exists in the cache, otherwise returns -1
-   */
-  int FindRenderer( const std::string& key ) const;
-
-private:
   Geometry mGeometry[GEOMETRY_TYPE_MAX+1];
   Shader mShader[SHADER_TYPE_MAX+1];
 
-  HashVector mRendererHashes;
-  CachedRenderers mRenderers;
-
-  Renderer mDebugVisual;
-
-  SvgRasterizeThread*  mSvgRasterizeThread;
+  ImageAtlasManagerPtr                     mAtlasManager;
+  TextureManager                           mTextureManager;
+  NPatchLoader                             mNPatchLoader;
+  SvgRasterizeThread*                      mSvgRasterizeThread;
+  std::unique_ptr< VectorAnimationThread > mVectorAnimationThread;
+  std::string                              mBrokenImageUrl;
+  bool                                     mPreMultiplyOnLoad;
 };
 
 } // namespace Internal