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"
4REG_FIDDLE(checker_board, 256, 256, false, 0) {
5void checkerboard(SkCanvas* canvas) {
6    SkColor color1 = SK_ColorLTGRAY;
7    SkColor color2 = SK_ColorCYAN;
8    SkScalar scale = 10.0f;
9    SkPath path;
10    path.addRect(0, 0, scale, scale);
11    SkMatrix matrix = SkMatrix::Scale(2 * scale, scale);
12    matrix.preSkew(0.5f, 0);
13    SkPaint paint;
14    paint.setPathEffect(SkPath2DPathEffect::Make(matrix, path));
15    paint.setAntiAlias(true);
16    paint.setColor(color2);
17    canvas->clear(color1);
18    SkRect bounds = SkRect::MakeWH(256, 256);
19    bounds.outset(scale, scale);
20    canvas->drawRect(bounds, paint);
21}
22
23void draw(SkCanvas* canvas) {
24    canvas->drawColor(SK_ColorWHITE);
25    checkerboard(canvas);
26}
27}  // END FIDDLE
28