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::RemoveAllDrawables()
87 bool RemoveAllDrawables() override;
90 * @copydoc Dali::CanvasRenderer::SetSize()
92 bool SetSize(const Vector2& size) override;
95 * @copydoc Dali::CanvasRenderer::GetSize()
97 const Vector2& GetSize() override;
100 * @copydoc Dali::CanvasRenderer::SetViewBox()
102 bool SetViewBox(const Vector2& viewBox) override;
105 * @copydoc Dali::CanvasRenderer::GetViewBox()
107 const Vector2& GetViewBox() override;
110 CanvasRendererUbuntu() = delete;
111 CanvasRendererUbuntu(const CanvasRendererUbuntu&) = delete;
112 CanvasRendererUbuntu& operator=(CanvasRendererUbuntu&) = delete;
113 CanvasRendererUbuntu(CanvasRendererUbuntu&&) = delete;
114 CanvasRendererUbuntu& operator=(CanvasRendererUbuntu&&) = delete;
119 CanvasRendererUbuntu(const Vector2& viewBox);
124 virtual ~CanvasRendererUbuntu() override;
127 * @brief Initializes member data.
128 * @param[in] viewBox The viewBox of canvas.
130 void Initialize(const Vector2& viewBox);
133 * @brief Create and set target buffer
134 * @param[in] viewBox The size of buffer.
136 void MakeTargetBuffer(const Vector2& size);
138 #ifdef THORVG_SUPPORT
140 * @brief Get drawables changed status.
141 * If drawable is a type that can have child drawables, it is called recursively.
142 * @param[in] drawable The drawable object.
143 * @return Returns whether drawables have changed.
145 bool HaveDrawablesChanged(const Dali::CanvasRenderer::Drawable& drawable) const;
148 * @brief Update drawables changed status.
149 * If drawable is a type that can have child drawables, it is called recursively.
150 * @param[in] drawable The drawable object.
151 * @param[in] changed The state of changed.
153 void UpdateDrawablesChanged(Dali::CanvasRenderer::Drawable& drawable, bool changed);
156 * @brief Push drawable object to parent.
157 * If drawable is a type that can have child drawables, it is called recursively.
158 * @param[in] drawable The drawable object.
159 * @param[in] group The scene object of tvg that can be drawable group.
161 void PushDrawableToGroup(Dali::CanvasRenderer::Drawable& drawable, tvg::Scene* group);
165 Devel::PixelBuffer mPixelBuffer;
168 #ifdef THORVG_SUPPORT
169 std::unique_ptr<tvg::SwCanvas> mTvgCanvas;
170 tvg::Scene* mTvgRoot;
172 DrawableGroup::DrawableVector mDrawables;
179 } // namespace Adaptor
181 } // namespace Internal
185 #endif // DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H