25 lines
		
	
	
		
			887 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			887 B
		
	
	
	
		
			C++
		
	
	
	
// Copyright 2019 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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// HASH=3e4f147d143a388802484bf0d26534c2
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REG_FIDDLE(Point_setNormalize, 256, 256, false, 0) {
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void draw(SkCanvas* canvas) {
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    SkPaint paint;
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    paint.setAntiAlias(true);
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    const SkPoint points[] = { { 60, -110 }, { 90, 10 }, { 120, -110 }, { 180, -50 } };
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    const SkPoint origin = {0, 0};
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    canvas->translate(30, 140);
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    for (auto point : points) {
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        paint.setStrokeWidth(1);
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        paint.setColor(SK_ColorBLACK);
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        canvas->drawLine(origin, point, paint);
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        SkVector normal;
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        normal.setNormalize(point.fX, point.fY);
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        normal *= 100;
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        paint.setStrokeWidth(10);
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        paint.setColor(0x3f4512bf);
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        canvas->drawLine(origin, normal, paint);
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    }
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}
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}  // END FIDDLE
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