1// Copyright 2019 Google LLC.
2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3#include "tools/fiddle/examples.h"
4// HASH=3ba94448a4ba48f926e643baeb5b1016
5REG_FIDDLE(Path_ConvertConicToQuads, 256, 256, false, 0) {
6void draw(SkCanvas* canvas) {
7      SkPaint conicPaint;
8      conicPaint.setAntiAlias(true);
9      conicPaint.setStyle(SkPaint::kStroke_Style);
10      SkPaint quadPaint(conicPaint);
11      quadPaint.setColor(SK_ColorRED);
12      SkPoint conic[] = { {20, 170}, {80, 170}, {80, 230} };
13      for (auto weight : { .25f, .5f, .707f, .85f, 1.f } ) {
14          SkPoint quads[5];
15          SkPath::ConvertConicToQuads(conic[0], conic[1], conic[2], weight, quads, 1);
16          SkPath path;
17          path.moveTo(conic[0]);
18          path.conicTo(conic[1], conic[2], weight);
19          canvas->drawPath(path, conicPaint);
20          path.rewind();
21          path.moveTo(quads[0]);
22          path.quadTo(quads[1], quads[2]);
23          path.quadTo(quads[3], quads[4]);
24          canvas->drawPath(path, quadPaint);
25          canvas->translate(50, -50);
26      }
27}
28}  // END FIDDLE
29