1 /*
2  * Copyright (c) 2021 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_SVG_RENDER_SVG_PATTERN_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SVG_RENDER_SVG_PATTERN_H
18 
19 #include "base/memory/ace_type.h"
20 
21 #include "frameworks/core/animation/animator.h"
22 #include "frameworks/core/components/common/properties/svg_paint_state.h"
23 #include "frameworks/core/components/svg/render_svg_base.h"
24 
25 namespace OHOS::Ace {
26 
27 class RenderSvgPattern : public RenderSvgBase {
28     DECLARE_ACE_TYPE(RenderSvgPattern, RenderSvgBase)
29 
30 public:
31     static RefPtr<RenderNode> Create();
32     void Update(const RefPtr<Component>& component) override;
33     void PerformLayout() override;
34     bool PrepareSelfAnimation(const RefPtr<SvgAnimate>& svgAnimate) override;
35 
IsDefaultPatternUnits()36     bool IsDefaultPatternUnits() const
37     {
38         return patternUnits_ == "objectBoundingBox";
39     }
40 
IsDefaultPatternContentUnits()41     bool IsDefaultPatternContentUnits() const
42     {
43         // return true if content relative to svg
44         return patternContentUnits_ == "userSpaceOnUse";
45     }
46 
47     double ParseUnitsAttr(const Dimension& attr, double value) const;
48 
49 protected:
50     Dimension x_;
51     Dimension y_;
52     Dimension height_;
53     Dimension width_;
54     std::string patternUnits_ = "objectBoundingBox";
55     std::string patternContentUnits_ = "userSpaceOnUse";
56     Rect viewBox_;
57 
58 private:
59     void PrepareAnimations(const RefPtr<Component>& component);
60     bool SetProperty(const std::string& attributeName, double value);
61     bool GetProperty(const std::string& attrName, double& value) const;
62 };
63 
64 } // namespace OHOS::Ace
65 
66 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SVG_RENDER_SVG_PATTERN_H
67