1 #ifndef DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H
2 #define DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H
5 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
21 #include <dali/public-api/math/uint-16-pair.h>
22 #include <dali/public-api/object/ref-object.h>
23 #include <dali/public-api/rendering/geometry.h>
24 #include <dali/public-api/rendering/shader.h>
25 #include <dali/devel-api/common/owner-container.h>
28 #include <dali-toolkit/internal/visuals/npatch-loader.h>
29 #include <dali-toolkit/internal/visuals/svg/svg-rasterize-thread.h>
30 #include <dali-toolkit/internal/visuals/texture-manager-impl.h>
40 class ImageAtlasManager;
44 typedef IntrusivePtr<ImageAtlasManager> ImageAtlasManagerPtr;
48 * Caches shaders and geometries. Owned by VisualFactory.
50 class VisualFactoryCache : public RefObject
55 * Type of shader for caching.
61 BORDER_SHADER_ANTI_ALIASING,
62 GRADIENT_SHADER_LINEAR_USER_SPACE,
63 GRADIENT_SHADER_LINEAR_BOUNDING_BOX,
64 GRADIENT_SHADER_RADIAL_USER_SPACE,
65 GRADIENT_SHADER_RADIAL_BOUNDING_BOX,
67 IMAGE_SHADER_ATLAS_DEFAULT_WRAP,
68 IMAGE_SHADER_ATLAS_CUSTOM_WRAP,
71 TEXT_SHADER_MULTI_COLOR_TEXT,
72 TEXT_SHADER_MULTI_COLOR_TEXT_WITH_STYLE,
73 TEXT_SHADER_SINGLE_COLOR_TEXT,
74 TEXT_SHADER_SINGLE_COLOR_TEXT_WITH_STYLE,
75 TEXT_SHADER_SINGLE_COLOR_TEXT_WITH_EMOJI,
76 TEXT_SHADER_SINGLE_COLOR_TEXT_WITH_STYLE_AND_EMOJI,
78 SHADER_TYPE_MAX = WIREFRAME_SHADER
82 * Type of geometry for caching.
89 NINE_PATCH_BORDER_GEOMETRY,
91 GEOMETRY_TYPE_MAX = WIREFRAME_GEOMETRY
102 * Request geometry of the given type.
103 * @return The geometry of the required type if it exist in the cache. Otherwise, an empty handle is returned.
105 Geometry GetGeometry( GeometryType type );
108 * Cache the geometry of the give type.
109 * @param[in] type The geometry type.
110 * @param[in] geometry The geometry for caching.
112 void SaveGeometry( GeometryType type, Geometry geometry);
115 * Request shader of the given type.
116 * @return The shader of the required type if it exist in the cache. Otherwise, an empty handle is returned.
118 Shader GetShader( ShaderType type );
121 * Cache the geometry of the give type.
122 * @param[in] type The geometry type.
123 * @param[in] geometry The geometry for caching.
125 void SaveShader( ShaderType type, Shader shader );
128 * Greate the quad geometry.
129 * Quad geometry is shared by multiple kind of Renderer, so implement it in the factory-cache.
131 static Geometry CreateQuadGeometry();
134 * Create the grid geometry.
135 * @param[in] gridSize The size of the grid.
136 * @return The created grid geometry.
138 static Geometry CreateGridGeometry( Uint16Pair gridSize );
141 * @brief Returns an image to be used when a visual has failed to correctly render
142 * @return The broken image handle.
144 static Image GetBrokenVisualImage();
148 * Get the image atlas manager.
149 * @return A pointer to the atlas manager
151 ImageAtlasManagerPtr GetAtlasManager();
154 * Get the texture manager
155 * @return A reference to the texture manager
157 TextureManager& GetTextureManager();
160 * Get the N-Patch texture cache.
161 * @return A reference to the N patch loader
163 NPatchLoader& GetNPatchLoader();
166 * Get the SVG rasterization thread.
167 * @return A raw pointer pointing to the SVG rasterization thread.
169 SvgRasterizeThread* GetSVGRasterizationThread();
171 private: // for svg rasterization thread
174 * Applies the rasterized image to material
176 void ApplyRasterizedSVGToSampler();
181 * A reference counted object may only be deleted by calling Unreference()
183 virtual ~VisualFactoryCache();
186 * Undefined copy constructor.
188 VisualFactoryCache(const VisualFactoryCache&);
191 * Undefined assignment operator.
193 VisualFactoryCache& operator=(const VisualFactoryCache& rhs);
196 Geometry mGeometry[GEOMETRY_TYPE_MAX+1];
197 Shader mShader[SHADER_TYPE_MAX+1];
199 ImageAtlasManagerPtr mAtlasManager;
200 TextureManager mTextureManager;
201 NPatchLoader mNPatchLoader;
202 SvgRasterizeThread* mSvgRasterizeThread;
205 } // namespace Internal
207 } // namespace Toolkit
211 #endif // DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H