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=63f4cba971c6d8434595906f865b5a29 5REG_FIDDLE(IPoint_add_operator, 256, 128, false, 0) { 6void draw(SkCanvas* canvas) { 7 auto draw_lines = [=](const SkIPoint pts[], size_t count, SkPaint& paint) -> void { 8 for (size_t i = 0; i < count - 1; ++i) { 9 SkPoint p0, p1; 10 p0.iset(pts[i]); 11 p1.iset(pts[i + 1]); 12 canvas->drawLine(p0, p1, paint); 13 } 14 }; 15 SkIPoint points[] = { { 3, 1 }, { 4, 2 }, { 5, 1 }, { 7, 3 } }; 16 SkPaint paint; 17 paint.setAntiAlias(true); 18 paint.setStyle(SkPaint::kStroke_Style); 19 canvas->scale(30, 15); 20 draw_lines(points, SK_ARRAY_COUNT(points), paint); 21 SkIPoint mod = {4, 1}; 22 for (auto& point : points) { 23 point = point + mod; 24 mod.fX -= 1; 25 mod.fY += 1; 26 } 27 paint.setColor(SK_ColorRED); 28 draw_lines(points, SK_ARRAY_COUNT(points), paint); 29} 30} // END FIDDLE 31