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 14 SkSVGPoly::SkSVGPoly(SkSVGTag t) : INHERITED(t) {} 15 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 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 35 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 42 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