1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_SVG_SVG_DOM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_SVG_SVG_DOM_H 18 19 #include <memory> 20 21 #include "src/xml/SkDOM.h" 22 #include "src/xml/SkXMLParser.h" 23 #include "src/xml/SkXMLWriter.h" 24 25 #include "base/memory/ace_type.h" 26 #include "core/components_ng/image_provider/svg_dom_base.h" 27 #include "core/components_ng/render/canvas_image.h" 28 #include "core/components_ng/svg/parse/svg_node.h" 29 #include "core/components_ng/svg/parse/svg_style.h" 30 #include "core/components_ng/svg/svg_context.h" 31 #include "core/image/image_source_info.h" 32 33 namespace OHOS::Ace::NG { 34 class SvgDom : public SvgDomBase { 35 DECLARE_ACE_TYPE(SvgDom, SvgDomBase); 36 37 public: 38 SvgDom(); 39 ~SvgDom() override; 40 41 static RefPtr<SvgDom> CreateSvgDom(SkStream& svgStream, const ImageSourceInfo& src); 42 43 void SetFuncNormalizeToPx(FuncNormalizeToPx&& funcNormalizeToPx); 44 void SetAnimationCallback(std::function<void()>&& funcAnimateFlush, const WeakPtr<CanvasImage>& imagePtr) override; 45 void SetAnimationOnFinishCallback(const std::function<void()>& onFinishCallback) override; 46 void ControlAnimation(bool play) override; 47 bool IsStatic() override; 48 49 bool ParseSvg(SkStream& svgStream); 50 51 void SetFillColor(const std::optional<Color>& color) override; 52 void SetSmoothEdge(float value) override; 53 void SetColorFilter(const std::optional<ImageColorFilter>& colorFilter) override; 54 55 void DrawImage( 56 RSCanvas& canvas, const ImageFit& imageFit, const Size& layout) override; 57 58 SizeF GetContainerSize() const override; SetContainerSize(const SizeF & containerSize)59 void SetContainerSize(const SizeF& containerSize) override {} 60 61 void PushAnimatorOnFinishCallback(const RefPtr<SvgNode>& root, std::function<void()> onFinishCallback); 62 std::string GetDumpInfo() override; 63 64 protected: 65 void FitImage(RSCanvas& canvas, const ImageFit& imageFit, const Size& layout); 66 void FitViewPort(const Size& layout); 67 68 private: 69 RefPtr<SvgNode> TranslateSvgNode(const SkDOM& dom, const SkDOM::Node* xmlNode, const RefPtr<SvgNode>& parent); 70 void ParseAttrs(const SkDOM& xmlDom, const SkDOM::Node* xmlNode, const RefPtr<SvgNode>& svgNode); 71 void SetAttrValue(const std::string& name, const std::string& value, const RefPtr<SvgNode>& svgNode); 72 void ParseIdAttr(const WeakPtr<SvgNode>& weakSvgNode, const std::string& value); 73 void ParseFillAttr(const WeakPtr<SvgNode>& weakSvgNode, const std::string& value); 74 void ParseClassAttr(const WeakPtr<SvgNode>& weakSvgNode, const std::string& value); 75 void ParseStyleAttr(const WeakPtr<SvgNode>& weakSvgNode, const std::string& value); 76 void SyncRSNode(const RefPtr<RenderNode>& renderNode); 77 void InitStyles(); 78 RefPtr<SvgContext> svgContext_; 79 RefPtr<SvgNode> root_; 80 Rect viewBox_; 81 PushAttr attrCallback_; 82 std::optional<Color> fillColor_; 83 std::string path_; 84 float smoothEdge_ = 0.0f; 85 std::optional<ImageColorFilter> colorFilter_; 86 std::atomic<bool> isStatic_{ true }; 87 bool isStyleInited_ = false; 88 }; 89 } // namespace OHOS::Ace::NG 90 91 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_SVG_SVG_DOM_H 92