1 // Copyright 2020 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 REG_FIDDLE(convex_overstroke_linear_approx_curve, 256, 256, false, 0) {
5 #include "math.h"
6
draw(SkCanvas * canvas)7 void draw(SkCanvas* canvas) {
8 const float SCALE = 1;
9 const int WIDTH = 150;
10
11 const float PI = 3.1415926;
12
13 canvas->scale(SCALE, SCALE);
14 canvas->translate(50, 50);
15
16 SkPoint p1 = SkPoint::Make(50, 50);
17 SkPoint p2 = SkPoint::Make(80, 50);
18
19 SkPoint points[10];
20
21 for (int i = 0; i < 10; i++) {
22 points[i] = SkPoint::Make(65 + 15 * cos(i * PI / 10), 50 - 15 * sin(i * PI / 10));
23 }
24
25 SkPath path;
26 path.moveTo(p1);
27 path.lineTo(p2);
28
29 for (int i = 0; i < 10; i++) {
30 path.lineTo(points[i]);
31 }
32 path.lineTo(p1);
33 // path.close();
34
35 SkPaint p;
36 p.setColor(SK_ColorRED);
37 p.setAntiAlias(true);
38 p.setStyle(SkPaint::kStroke_Style);
39 p.setStrokeWidth(WIDTH);
40
41 canvas->drawPath(path, p);
42
43 SkPath fillpath;
44 p.getFillPath(path, &fillpath);
45
46 SkPaint fillp;
47 fillp.setColor(SK_ColorBLACK);
48 fillp.setAntiAlias(true);
49 fillp.setStyle(SkPaint::kStroke_Style);
50 fillp.setStrokeWidth(1);
51
52 canvas->drawPath(fillpath, fillp);
53 }
54 } // END FIDDLE
55