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_DECLARATION_SVG_SVG_FE_OFFSET_DECLARATION_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_DECLARATION_SVG_SVG_FE_OFFSET_DECLARATION_H
18 
19 #include "core/components/declaration/svg/svg_fe_declaration.h"
20 
21 namespace OHOS::Ace {
22 
23 struct SvgFeOffsetAttribute : SvgFeAttribute {
24     Dimension dx;
25     Dimension dy;
26 };
27 
28 class SvgFeOffsetDeclaration : public SvgFeDeclaration {
29     DECLARE_ACE_TYPE(SvgFeOffsetDeclaration, SvgFeDeclaration);
30 
31 public:
32     SvgFeOffsetDeclaration() = default;
33     ~SvgFeOffsetDeclaration() override = default;
34     void InitializeStyle() override;
35 
SetDx(const Dimension & dx)36     void SetDx(const Dimension& dx)
37     {
38         auto& attribute = MaybeResetAttribute<SvgFeOffsetAttribute>(AttributeTag::SPECIALIZED_ATTR);
39         attribute.dx = dx;
40     }
41 
SetDy(const Dimension & dy)42     void SetDy(const Dimension& dy)
43     {
44         auto& attribute = MaybeResetAttribute<SvgFeOffsetAttribute>(AttributeTag::SPECIALIZED_ATTR);
45         attribute.dy = dy;
46     }
47 
GetDx()48     double GetDx() const
49     {
50         auto& attribute = static_cast<SvgFeOffsetAttribute&>(GetAttribute(AttributeTag::SPECIALIZED_ATTR));
51         if (attribute.dx.Unit() == DimensionUnit::PERCENT) {
52             return 0.0;
53         }
54         return attribute.dx.Value();
55     }
56 
GetDy()57     double GetDy() const
58     {
59         auto& attribute = static_cast<SvgFeOffsetAttribute&>(GetAttribute(AttributeTag::SPECIALIZED_ATTR));
60         if (attribute.dy.Unit() == DimensionUnit::PERCENT) {
61             return 0.0;
62         }
63         return attribute.dy.Value();
64     }
65 
66 protected:
67     void InitSpecialized() override;
68     bool SetSpecializedValue(const std::pair<std::string, std::string>& attr) override;
69 };
70 
71 } // namespace OHOS::Ace
72 
73 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_DECLARATION_SVG_SVG_FE_OFFSET_DECLARATION_H
74