xref: /third_party/skia/docs/examples/drawarcs.cpp
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1cb93a386Sopenharmony_ci// Copyright 2020 Google LLC.
2cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h"
4cb93a386Sopenharmony_ciREG_FIDDLE(drawarcs, 256, 256, false, 0) {
5cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
6cb93a386Sopenharmony_ci    SkPaint paint;
7cb93a386Sopenharmony_ci    paint.setAntiAlias(true);
8cb93a386Sopenharmony_ci    paint.setStyle(SkPaint::kStroke_Style);
9cb93a386Sopenharmony_ci    paint.setStrokeWidth(8);
10cb93a386Sopenharmony_ci
11cb93a386Sopenharmony_ci    SkPath path;
12cb93a386Sopenharmony_ci    SkRandom rand;
13cb93a386Sopenharmony_ci
14cb93a386Sopenharmony_ci    for (int i = 0; i < 100; ++i) {
15cb93a386Sopenharmony_ci        SkScalar x = rand.nextUScalar1() * 200;
16cb93a386Sopenharmony_ci        SkScalar y = rand.nextUScalar1() * 200;
17cb93a386Sopenharmony_ci
18cb93a386Sopenharmony_ci        path.rewind();
19cb93a386Sopenharmony_ci        path.addArc(SkRect::MakeXYWH(x, y, 70, 70), rand.nextUScalar1() * 360,
20cb93a386Sopenharmony_ci                    rand.nextUScalar1() * 360);
21cb93a386Sopenharmony_ci        paint.setColor(rand.nextU() | 0xFF000000);
22cb93a386Sopenharmony_ci        canvas->drawPath(path, paint);
23cb93a386Sopenharmony_ci    }
24cb93a386Sopenharmony_ci}
25cb93a386Sopenharmony_ci}  // END FIDDLE
26

Indexes created Thu Nov 07 10:32:03 CST 2024