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 // HASH=3e4f147d143a388802484bf0d26534c2
5 REG_FIDDLE(Point_setNormalize, 256, 256, false, 0) {
draw(SkCanvas * canvas)6 void draw(SkCanvas* canvas) {
7 SkPaint paint;
8 paint.setAntiAlias(true);
9 const SkPoint points[] = { { 60, -110 }, { 90, 10 }, { 120, -110 }, { 180, -50 } };
10 const SkPoint origin = {0, 0};
11 canvas->translate(30, 140);
12 for (auto point : points) {
13 paint.setStrokeWidth(1);
14 paint.setColor(SK_ColorBLACK);
15 canvas->drawLine(origin, point, paint);
16 SkVector normal;
17 normal.setNormalize(point.fX, point.fY);
18 normal *= 100;
19 paint.setStrokeWidth(10);
20 paint.setColor(0x3f4512bf);
21 canvas->drawLine(origin, normal, paint);
22 }
23 }
24 } // END FIDDLE
25