28 lines
		
	
	
		
			894 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			894 B
		
	
	
	
		
			C++
		
	
	
	
// Copyright 2020 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "tools/fiddle/examples.h"
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REG_FIDDLE(checker_board, 256, 256, false, 0) {
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void checkerboard(SkCanvas* canvas) {
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    SkColor color1 = SK_ColorLTGRAY;
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    SkColor color2 = SK_ColorCYAN;
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    SkScalar scale = 10.0f;
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    SkPath path;
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    path.addRect(0, 0, scale, scale);
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    SkMatrix matrix = SkMatrix::Scale(2 * scale, scale);
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    matrix.preSkew(0.5f, 0);
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    SkPaint paint;
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    paint.setPathEffect(SkPath2DPathEffect::Make(matrix, path));
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    paint.setAntiAlias(true);
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    paint.setColor(color2);
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    canvas->clear(color1);
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    SkRect bounds = SkRect::MakeWH(256, 256);
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    bounds.outset(scale, scale);
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    canvas->drawRect(bounds, paint);
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}
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void draw(SkCanvas* canvas) {
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    canvas->drawColor(SK_ColorWHITE);
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    checkerboard(canvas);
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}
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}  // END FIDDLE
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