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 #include "SkCanvas.h"
9 #include "SkTLazy.h"
10 #include "SkSVGRenderContext.h"
11 #include "SkSVGPoly.h"
12 #include "SkSVGValue.h"
13
SkSVGPoly(SkSVGTag t)14 SkSVGPoly::SkSVGPoly(SkSVGTag t) : INHERITED(t) {}
15
setPoints(const SkSVGPointsType & pts)16 void SkSVGPoly::setPoints(const SkSVGPointsType& pts) {
17 fPath.reset();
18 fPath.addPoly(pts.value().begin(),
19 pts.value().count(),
20 this->tag() == SkSVGTag::kPolygon); // only polygons are auto-closed
21 }
22
onSetAttribute(SkSVGAttribute attr,const SkSVGValue & v)23 void SkSVGPoly::onSetAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
24 switch (attr) {
25 case SkSVGAttribute::kPoints:
26 if (const auto* pts = v.as<SkSVGPointsValue>()) {
27 this->setPoints(*pts);
28 }
29 break;
30 default:
31 this->INHERITED::onSetAttribute(attr, v);
32 }
33 }
34
onDraw(SkCanvas * canvas,const SkSVGLengthContext &,const SkPaint & paint,SkPath::FillType fillType) const35 void SkSVGPoly::onDraw(SkCanvas* canvas, const SkSVGLengthContext&, const SkPaint& paint,
36 SkPath::FillType fillType) const {
37 // the passed fillType follows inheritance rules and needs to be applied at draw time.
38 fPath.setFillType(fillType);
39 canvas->drawPath(fPath, paint);
40 }
41
onAsPath(const SkSVGRenderContext & ctx) const42 SkPath SkSVGPoly::onAsPath(const SkSVGRenderContext& ctx) const {
43 SkPath path = fPath;
44
45 // clip-rule can be inherited and needs to be applied at clip time.
46 path.setFillType(ctx.presentationContext().fInherited.fClipRule.get()->asFillType());
47
48 this->mapToParent(&path);
49 return path;
50 }
51