dali/internal/canvas-renderer/tizen/canvas-renderer-impl-tizen.h

   1 #ifndef DALI_INTERNAL_TIZEN_CANVAS_RENDERER_IMPL_TIZEN_H
   2 #define DALI_INTERNAL_TIZEN_CANVAS_RENDERER_IMPL_TIZEN_H
   3
   4 /*
   5  * Copyright (c) 2021 Samsung Electronics Co., Ltd.
   6  *
   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
  10  *
  11  * http://www.apache.org/licenses/LICENSE-2.0
  12  *
  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.
  18  *
  19  */
  20
  21 // EXTERNAL INCLUDES
  22 #ifdef THORVG_SUPPORT
  23 #include <thorvg.h>
  24 #endif
  25 #include <dali/public-api/object/weak-handle.h>
  26
  27 // INTERNAL INCLUDES
  28 #include <dali/devel-api/adaptor-framework/canvas-renderer-drawable.h>
  29 #include <dali/devel-api/adaptor-framework/canvas-renderer.h>
  30 #include <dali/devel-api/adaptor-framework/pixel-buffer.h>
  31 #include <dali/internal/canvas-renderer/common/drawable-group-impl.h>
  32 #include <dali/internal/canvas-renderer/common/canvas-renderer-impl.h>
  33
  34 namespace Dali
  35 {
  36 namespace Internal
  37 {
  38 namespace Adaptor
  39 {
  40 /**
  41  * Dali internal CanvasRenderer.
  42  */
  43 class CanvasRendererTizen : public Dali::Internal::Adaptor::CanvasRenderer
  44 {
  45 public:
  46   /**
  47    * @brief Creates a CanvasRenderer object.
  48    * @param[in] viewBox The viewBox of canvas.
  49    * @return A pointer to a newly allocated CanvasRenderer
  50    */
  51   static CanvasRendererTizen* New(const Vector2& viewBox);
  52
  53   /**
  54    * @copydoc Dali::CanvasRenderer::Commit()
  55    */
  56   bool Commit() override;
  57
  58   /**
  59    * @copydoc Dali::CanvasRenderer::GetPixelBuffer()
  60    */
  61   Devel::PixelBuffer GetPixelBuffer() override;
  62
  63   /**
  64    * @copydoc Dali::CanvasRenderer::AddDrawable()
  65    */
  66   bool AddDrawable(Dali::CanvasRenderer::Drawable& drawable) override;
  67
  68   /**
  69    * @copydoc Dali::CanvasRenderer::SetSize()
  70    */
  71   bool SetSize(const Vector2& size) override;
  72
  73   /**
  74    * @copydoc Dali::CanvasRenderer::GetSize()
  75    */
  76   const Vector2& GetSize() override;
  77
  78 private:
  79   CanvasRendererTizen()                           = delete;
  80   CanvasRendererTizen(const CanvasRendererTizen&) = delete;
  81   CanvasRendererTizen& operator=(CanvasRendererTizen&) = delete;
  82   CanvasRendererTizen(CanvasRendererTizen&&)           = delete;
  83   CanvasRendererTizen& operator=(CanvasRendererTizen&&) = delete;
  84
  85   /**
  86    * @brief Constructor
  87    */
  88   CanvasRendererTizen(const Vector2& viewBox);
  89
  90   /**
  91    * @brief Destructor.
  92    */
  93   virtual ~CanvasRendererTizen() override;
  94
  95   /**
  96    * @brief Initializes member data.
  97    * @param[in] viewBox The viewBox of canvas.
  98    */
  99   void Initialize(const Vector2& viewBox);
 100
 101   /**
 102    * @brief Create and set target buffer
 103    * @param[in] viewBox The size of buffer.
 104    */
 105   void MakeTargetBuffer(const Vector2& size);
 106
 107 #ifdef THORVG_SUPPORT
 108   /**
 109    * @brief Push drawable object to parent.
 110    * If drawable is a type that can have child drawables, it is called recursively.
 111    * @param[in] drawable The drawable object.
 112    * @param[in] group The scene object of tvg that can be drawable group.
 113    */
 114   void PushDrawableToGroup(Dali::CanvasRenderer::Drawable& drawable, tvg::Scene* group);
 115 #endif
 116
 117 private:
 118   Devel::PixelBuffer mPixelBuffer;
 119
 120 #ifdef THORVG_SUPPORT
 121   std::unique_ptr<tvg::SwCanvas> mTvgCanvas;
 122   tvg::Scene*                    mTvgRoot;
 123 #endif
 124   DrawableGroup::DrawableVector mDrawables;
 125
 126   Vector2 mSize;
 127   Vector2 mViewBox;
 128   bool    mChanged;
 129 };
 130
 131 } // namespace Adaptor
 132
 133 } // namespace Internal
 134
 135 } // namespace Dali
 136
 137 #endif // DALI_INTERNAL_TIZEN_CANVAS_RENDERER_IMPL_TIZEN_H