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=3cc0662b6fbbee1fe3442a0acfece22c 5REG_FIDDLE(Point_setLength_2, 256, 160, false, 0) { 6void 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.setLength(point.fX, point.fY, 100); 18 paint.setStrokeWidth(10); 19 paint.setColor(0x3fbf4512); 20 canvas->drawLine(origin, normal, paint); 21 } 22} 23} // END FIDDLE 24