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 REG_FIDDLE(Cubic, 256, 160, false, 0) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6 SkPaint paint;
7 paint.setAntiAlias(true);
8 paint.setStyle(SkPaint::kStroke_Style);
9 SkPoint cubicPts[] = {{20, 150}, {90, 10}, {160, 150}, {230, 10}};
10 SkColor colors[] = { 0xff88ff00, 0xff0088bb, 0xff6600cc, 0xffbb3377 };
11 for (unsigned i = 0; i < std::size(colors); ++i) {
12 paint.setColor(0x7fffffff & colors[i]);
13 paint.setStrokeWidth(1);
14 for (unsigned j = 0; j < 3; ++j) {
15 canvas->drawLine(cubicPts[j], cubicPts[j + 1], paint);
16 }
17 SkPath path;
18 path.moveTo(cubicPts[0]);
19 path.cubicTo(cubicPts[1], cubicPts[2], cubicPts[3]);
20 paint.setStrokeWidth(3);
21 paint.setColor(colors[i]);
22 canvas->drawPath(path, paint);
23 cubicPts[1].fY += 30;
24 cubicPts[2].fX += 30;
25 }
26 }
27 } // END FIDDLE
28