xref: /aosp_15_r20/external/skia/modules/svg/include/SkSVGLine.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2016 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 SkSVGLine_DEFINED
9 #define SkSVGLine_DEFINED
10 
11 #include "include/core/SkPath.h"
12 #include "include/core/SkRefCnt.h"
13 #include "include/private/base/SkAPI.h"
14 #include "modules/svg/include/SkSVGNode.h"
15 #include "modules/svg/include/SkSVGShape.h"
16 #include "modules/svg/include/SkSVGTypes.h"
17 
18 #include <tuple>
19 
20 class SkCanvas;
21 class SkPaint;
22 class SkSVGLengthContext;
23 class SkSVGRenderContext;
24 enum class SkPathFillType;
25 struct SkPoint;
26 
27 class SK_API SkSVGLine final : public SkSVGShape {
28 public:
Make()29     static sk_sp<SkSVGLine> Make() { return sk_sp<SkSVGLine>(new SkSVGLine()); }
30 
31     SVG_ATTR(X1, SkSVGLength, SkSVGLength(0))
32     SVG_ATTR(Y1, SkSVGLength, SkSVGLength(0))
33     SVG_ATTR(X2, SkSVGLength, SkSVGLength(0))
34     SVG_ATTR(Y2, SkSVGLength, SkSVGLength(0))
35 
36 protected:
37     bool parseAndSetAttribute(const char*, const char*) override;
38 
39     void onDraw(SkCanvas*, const SkSVGLengthContext&, const SkPaint&,
40                 SkPathFillType) const override;
41 
42     SkPath onAsPath(const SkSVGRenderContext&) const override;
43 
44 private:
45     SkSVGLine();
46 
47     // resolve and return the two endpoints
48     std::tuple<SkPoint, SkPoint> resolve(const SkSVGLengthContext&) const;
49 
50     using INHERITED = SkSVGShape;
51 };
52 
53 #endif // SkSVGLine_DEFINED
54