dali/internal/canvas-renderer/tizen/drawable-group-impl-tizen.cpp

   1 /*
   2  * Copyright (c) 2021 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali/internal/canvas-renderer/tizen/drawable-group-impl-tizen.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/integration-api/debug.h>
  23 #include <dali/public-api/object/type-registry.h>
  24
  25 // INTERNAL INCLUDES
  26 #include <dali/internal/canvas-renderer/common/drawable-impl.h>
  27
  28 namespace Dali
  29 {
  30 namespace Internal
  31 {
  32 namespace Adaptor
  33 {
  34 namespace // unnamed namespace
  35 {
  36 // Type Registration
  37 Dali::BaseHandle Create()
  38 {
  39   return Dali::BaseHandle();
  40 }
  41
  42 Dali::TypeRegistration type(typeid(Dali::CanvasRenderer::DrawableGroup), typeid(Dali::BaseHandle), Create);
  43
  44 } // unnamed namespace
  45
  46 DrawableGroupTizen* DrawableGroupTizen::New()
  47 {
  48   return new DrawableGroupTizen();
  49 }
  50
  51 DrawableGroupTizen::DrawableGroupTizen()
  52 #ifdef THORVG_SUPPORT
  53 : mTvgScene(nullptr)
  54 #endif
  55 {
  56   Initialize();
  57 }
  58
  59 DrawableGroupTizen::~DrawableGroupTizen()
  60 {
  61 }
  62
  63 void DrawableGroupTizen::Initialize()
  64 {
  65 #ifdef THORVG_SUPPORT
  66   mTvgScene = tvg::Scene::gen().release();
  67   if(!mTvgScene)
  68   {
  69     DALI_LOG_ERROR("DrawableGroup is null [%p]\n", this);
  70   }
  71
  72   Drawable::Create();
  73   Drawable::SetObject(static_cast<void*>(mTvgScene));
  74 #endif
  75 }
  76
  77 bool DrawableGroupTizen::AddDrawable(Dali::CanvasRenderer::Drawable& drawable)
  78 {
  79 #ifdef THORVG_SUPPORT
  80   Internal::Adaptor::Drawable& drawableImpl = Dali::GetImplementation(drawable);
  81   tvg::Paint*                  pDrawable    = static_cast<tvg::Paint*>(drawableImpl.GetObject());
  82   if(!pDrawable)
  83   {
  84     DALI_LOG_ERROR("Invalid drawable object [%p]\n", this);
  85     return false;
  86   }
  87
  88   if(drawableImpl.IsAdded())
  89   {
  90     DALI_LOG_ERROR("Already added somewhere [%p][%p]\n", this, &drawable);
  91     return false;
  92   }
  93
  94   if(mTvgScene->push(std::unique_ptr<tvg::Paint>(pDrawable)) != tvg::Result::Success)
  95   {
  96     DALI_LOG_ERROR("Tvg push fail [%p]\n", this);
  97     return false;
  98   }
  99
 100   drawableImpl.SetAdded(true);
 101   mDrawables.push_back(drawable);
 102   Drawable::SetChanged(true);
 103
 104   return true;
 105 #else
 106   return false;
 107 #endif
 108 }
 109
 110 bool DrawableGroupTizen::Clear()
 111 {
 112 #ifdef THORVG_SUPPORT
 113   if(!mTvgScene)
 114   {
 115     DALI_LOG_ERROR("DrawableGroup is null\n");
 116     return false;
 117   }
 118
 119   for(auto& it : mDrawables)
 120   {
 121     Dali::CanvasRenderer::Drawable drawable = it.GetHandle();
 122     if(DALI_UNLIKELY(!drawable))
 123     {
 124       continue;
 125     }
 126     Internal::Adaptor::Drawable& drawableImpl = Dali::GetImplementation(drawable);
 127     drawableImpl.SetAdded(false);
 128   }
 129
 130   mDrawables.clear();
 131
 132   if(static_cast<tvg::Scene*>(mTvgScene)->clear() != tvg::Result::Success)
 133   {
 134     DALI_LOG_ERROR("Clear() fail.\n");
 135     return false;
 136   }
 137
 138   Drawable::SetChanged(true);
 139
 140   return true;
 141 #else
 142   return false;
 143 #endif
 144 }
 145
 146 } // namespace Adaptor
 147
 148 } // namespace Internal
 149
 150 } // namespace Dali