1 #ifndef DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H
2 #define DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H
5 * Copyright (c) 2021 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.
25 #include <dali/devel-api/threading/mutex.h>
26 #include <dali/public-api/object/weak-handle.h>
29 #include <dali/devel-api/adaptor-framework/canvas-renderer-drawable.h>
30 #include <dali/devel-api/adaptor-framework/canvas-renderer.h>
31 #include <dali/devel-api/adaptor-framework/pixel-buffer.h>
32 #include <dali/internal/canvas-renderer/common/canvas-renderer-impl.h>
33 #include <dali/internal/canvas-renderer/common/drawable-group-impl.h>
42 * Dali internal CanvasRenderer.
44 class CanvasRendererUbuntu : public Dali::Internal::Adaptor::CanvasRenderer
48 * @brief Creates a CanvasRenderer object.
49 * @param[in] viewBox The viewBox of canvas.
50 * @return A pointer to a newly allocated CanvasRenderer
52 static CanvasRendererUbuntu* New(const Vector2& viewBox);
55 * @copydoc Dali::CanvasRenderer::Commit()
57 bool Commit() override;
60 * @copydoc Dali::CanvasRenderer::GetPixelBuffer()
62 Devel::PixelBuffer GetPixelBuffer() override;
65 * @copydoc Dali::CanvasRenderer::AddDrawable()
67 bool AddDrawable(Dali::CanvasRenderer::Drawable& drawable) override;
70 * @copydoc Dali::CanvasRenderer::IsCanvasChanged()
72 bool IsCanvasChanged() const override;
75 * @copydoc Dali::CanvasRenderer::Rasterize()
77 bool Rasterize() override;
80 * @copydoc Dali::CanvasRenderer::RemoveDrawable()
82 bool RemoveDrawable(Dali::CanvasRenderer::Drawable& drawable) override;
85 * @copydoc Dali::CanvasRenderer::SetSize()
87 bool SetSize(const Vector2& size) override;
90 * @copydoc Dali::CanvasRenderer::GetSize()
92 const Vector2& GetSize() override;
95 * @copydoc Dali::CanvasRenderer::SetViewBox()
97 bool SetViewBox(const Vector2& viewBox) override;
100 * @copydoc Dali::CanvasRenderer::GetViewBox()
102 const Vector2& GetViewBox() override;
105 CanvasRendererUbuntu() = delete;
106 CanvasRendererUbuntu(const CanvasRendererUbuntu&) = delete;
107 CanvasRendererUbuntu& operator=(CanvasRendererUbuntu&) = delete;
108 CanvasRendererUbuntu(CanvasRendererUbuntu&&) = delete;
109 CanvasRendererUbuntu& operator=(CanvasRendererUbuntu&&) = delete;
114 CanvasRendererUbuntu(const Vector2& viewBox);
119 virtual ~CanvasRendererUbuntu() override;
122 * @brief Initializes member data.
123 * @param[in] viewBox The viewBox of canvas.
125 void Initialize(const Vector2& viewBox);
128 * @brief Create and set target buffer
129 * @param[in] viewBox The size of buffer.
131 void MakeTargetBuffer(const Vector2& size);
133 #ifdef THORVG_SUPPORT
135 * @brief Get drawables changed status.
136 * If drawable is a type that can have child drawables, it is called recursively.
137 * @param[in] drawable The drawable object.
138 * @return Returns whether drawables have changed.
140 bool HaveDrawablesChanged(const Dali::CanvasRenderer::Drawable& drawable) const;
143 * @brief Update drawables changed status.
144 * If drawable is a type that can have child drawables, it is called recursively.
145 * @param[in] drawable The drawable object.
146 * @param[in] changed The state of changed.
148 void UpdateDrawablesChanged(Dali::CanvasRenderer::Drawable& drawable, bool changed);
151 * @brief Push drawable object to parent.
152 * If drawable is a type that can have child drawables, it is called recursively.
153 * @param[in] drawable The drawable object.
154 * @param[in] group The scene object of tvg that can be drawable group.
156 void PushDrawableToGroup(Dali::CanvasRenderer::Drawable& drawable, tvg::Scene* group);
160 Devel::PixelBuffer mPixelBuffer;
163 #ifdef THORVG_SUPPORT
164 std::unique_ptr<tvg::SwCanvas> mTvgCanvas;
165 tvg::Scene* mTvgRoot;
167 DrawableGroup::DrawableVector mDrawables;
174 } // namespace Adaptor
176 } // namespace Internal
180 #endif // DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H