xref: /aosp_15_r20/external/skia/modules/svg/include/SkSVGFeGaussianBlur.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2020 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef SkSVGFeGaussianBlur_DEFINED
9 #define SkSVGFeGaussianBlur_DEFINED
10 
11 #include "include/core/SkRefCnt.h"
12 #include "include/private/base/SkAPI.h"
13 #include "modules/svg/include/SkSVGFe.h"
14 #include "modules/svg/include/SkSVGNode.h"
15 #include "modules/svg/include/SkSVGTypes.h"
16 
17 #include <vector>
18 
19 class SkImageFilter;
20 class SkSVGFilterContext;
21 class SkSVGRenderContext;
22 
23 class SK_API SkSVGFeGaussianBlur : public SkSVGFe {
24 public:
25     struct StdDeviation {
26         SkSVGNumberType fX;
27         SkSVGNumberType fY;
28     };
29 
Make()30     static sk_sp<SkSVGFeGaussianBlur> Make() {
31         return sk_sp<SkSVGFeGaussianBlur>(new SkSVGFeGaussianBlur());
32     }
33 
34     SVG_ATTR(StdDeviation, StdDeviation, StdDeviation({0, 0}))
35 
36 protected:
37     sk_sp<SkImageFilter> onMakeImageFilter(const SkSVGRenderContext&,
38                                            const SkSVGFilterContext&) const override;
39 
getInputs()40     std::vector<SkSVGFeInputType> getInputs() const override { return {this->getIn()}; }
41 
42     bool parseAndSetAttribute(const char*, const char*) override;
43 
44 private:
SkSVGFeGaussianBlur()45     SkSVGFeGaussianBlur() : INHERITED(SkSVGTag::kFeGaussianBlur) {}
46 
47     using INHERITED = SkSVGFe;
48 };
49 
50 #endif  // SkSVGFeGaussianBlur_DEFINED
51