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 #include <dali/public-api/object/weak-handle.h>
  23 #include <thorvg.h>
  24
  25 // INTERNAL INCLUDES
  26 #include <dali/devel-api/adaptor-framework/canvas-renderer-drawable.h>
  27 #include <dali/devel-api/adaptor-framework/canvas-renderer.h>
  28 #include <dali/devel-api/adaptor-framework/pixel-buffer.h>
  29 #include <dali/internal/canvas-renderer/common/canvas-renderer-impl.h>
  30
  31 namespace Dali
  32 {
  33 namespace Internal
  34 {
  35 namespace Adaptor
  36 {
  37 /**
  38  * Dali internal CanvasRenderer.
  39  */
  40 class CanvasRendererTizen : public Dali::Internal::Adaptor::CanvasRenderer
  41 {
  42 public:
  43   /**
  44    * @brief Creates a CanvasRenderer object.
  45    * @param[in] viewBox The viewBox of canvas.
  46    * @return A pointer to a newly allocated CanvasRenderer
  47    */
  48   static CanvasRendererTizen* New(const Vector2& viewBox);
  49
  50   /**
  51    * @copydoc Dali::CanvasRenderer::Commit()
  52    */
  53   bool Commit() override;
  54
  55   /**
  56    * @copydoc Dali::CanvasRenderer::GetPixelBuffer()
  57    */
  58   Devel::PixelBuffer GetPixelBuffer() override;
  59
  60   /**
  61    * @copydoc Dali::CanvasRenderer::AddDrawable()
  62    */
  63   bool AddDrawable(Dali::CanvasRenderer::Drawable& drawable) override;
  64
  65   /**
  66    * @copydoc Dali::CanvasRenderer::SetSize()
  67    */
  68   bool SetSize(const Vector2& size) override;
  69
  70   /**
  71    * @copydoc Dali::CanvasRenderer::GetSize()
  72    */
  73   const Vector2& GetSize() override;
  74
  75 private:
  76   CanvasRendererTizen()                           = delete;
  77   CanvasRendererTizen(const CanvasRendererTizen&) = delete;
  78   CanvasRendererTizen& operator=(CanvasRendererTizen&) = delete;
  79   CanvasRendererTizen(CanvasRendererTizen&&)           = delete;
  80   CanvasRendererTizen& operator=(CanvasRendererTizen&&) = delete;
  81
  82   /**
  83    * @brief Constructor
  84    */
  85   CanvasRendererTizen(const Vector2& viewBox);
  86
  87   /**
  88    * @brief Destructor.
  89    */
  90   virtual ~CanvasRendererTizen() override;
  91
  92   /**
  93    * @brief Initializes member data.
  94    * @param[in] viewBox The viewBox of canvas.
  95    */
  96   void Initialize(const Vector2& viewBox);
  97
  98   /**
  99    * @brief Create and set target buffer
 100    * @param[in] viewBox The size of buffer.
 101    */
 102   void MakeTargetBuffer(const Vector2& size);
 103
 104 private:
 105   Devel::PixelBuffer mPixelBuffer;
 106
 107   std::unique_ptr<tvg::SwCanvas>                                   mTvgCanvas;
 108   tvg::Scene*                                                      mTvgRoot;
 109   typedef std::vector<WeakHandle<Dali::CanvasRenderer::Drawable> > DrawableVector;
 110   typedef DrawableVector::iterator                                 DrawableVectorIterator;
 111   DrawableVector                                                   mDrawables;
 112
 113   Vector2 mSize;
 114   Vector2 mViewBox;
 115   bool    mChanged;
 116 };
 117
 118 } // namespace Adaptor
 119
 120 } // namespace Internal
 121
 122 } // namespace Dali
 123
 124 #endif // DALI_INTERNAL_TIZEN_CANVAS_RENDERER_IMPL_TIZEN_H