1 // Copyright 2020 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 REG_FIDDLE(shader, 256, 256, false, 0) {
star()5 SkPath star() {
6 const SkScalar R = 60.0f, C = 128.0f;
7 SkPath path;
8 path.moveTo(C + R, C);
9 for (int i = 1; i < 15; ++i) {
10 SkScalar a = 0.44879895f * i;
11 SkScalar r = R + R * (i % 2);
12 path.lineTo(C + r * cos(a), C + r * sin(a));
13 }
14 return path;
15 }
draw(SkCanvas * canvas)16 void draw(SkCanvas* canvas) {
17 SkPaint paint;
18 paint.setPathEffect(SkDiscretePathEffect::Make(10.0f, 4.0f));
19 SkPoint points[2] = {SkPoint::Make(0.0f, 0.0f), SkPoint::Make(256.0f, 256.0f)};
20 SkColor colors[2] = {SkColorSetRGB(66, 133, 244), SkColorSetRGB(15, 157, 88)};
21 paint.setShader(
22 SkGradientShader::MakeLinear(points, colors, NULL, 2, SkTileMode::kClamp, 0, NULL));
23 paint.setAntiAlias(true);
24 canvas->clear(SK_ColorWHITE);
25 SkPath path(star());
26 canvas->drawPath(path, paint);
27 }
28 } // END FIDDLE
29