xref: /aosp_15_r20/external/skia/docs/examples/fivearcs.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker // Copyright 2020 Google LLC.
2*c8dee2aaSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3*c8dee2aaSAndroid Build Coastguard Worker #include "tools/fiddle/examples.h"
4*c8dee2aaSAndroid Build Coastguard Worker REG_FIDDLE(fivearcs, 256, 128, false, 0) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker     canvas->clear(SkColorSetARGB(255, 255, 255, 255));
7*c8dee2aaSAndroid Build Coastguard Worker     SkPaint ovalPaint;
8*c8dee2aaSAndroid Build Coastguard Worker     ovalPaint.setAntiAlias(true);
9*c8dee2aaSAndroid Build Coastguard Worker     ovalPaint.setStyle(SkPaint::kStroke_Style);
10*c8dee2aaSAndroid Build Coastguard Worker     SkPaint arcPaint(ovalPaint);
11*c8dee2aaSAndroid Build Coastguard Worker     arcPaint.setStrokeWidth(5);
12*c8dee2aaSAndroid Build Coastguard Worker     arcPaint.setColor(SK_ColorBLUE);
13*c8dee2aaSAndroid Build Coastguard Worker     SkRect oval = {8, 8, 56, 56};
14*c8dee2aaSAndroid Build Coastguard Worker 
15*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawOval(oval, ovalPaint);
16*c8dee2aaSAndroid Build Coastguard Worker     SkPath arcPath;
17*c8dee2aaSAndroid Build Coastguard Worker     arcPath.arcTo(oval, 0, 90, false);
18*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawPath(arcPath, arcPaint);
19*c8dee2aaSAndroid Build Coastguard Worker 
20*c8dee2aaSAndroid Build Coastguard Worker     canvas->translate(64, 0);
21*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawOval(oval, ovalPaint);
22*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawArc(oval, 0, 90, false, arcPaint);
23*c8dee2aaSAndroid Build Coastguard Worker 
24*c8dee2aaSAndroid Build Coastguard Worker     canvas->translate(64, 0);
25*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawOval(oval, ovalPaint);
26*c8dee2aaSAndroid Build Coastguard Worker     arcPath.reset();
27*c8dee2aaSAndroid Build Coastguard Worker     arcPath.addArc(oval, 0, 90);
28*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawPath(arcPath, arcPaint);
29*c8dee2aaSAndroid Build Coastguard Worker 
30*c8dee2aaSAndroid Build Coastguard Worker     canvas->translate(-96, 64);
31*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawOval(oval, ovalPaint);
32*c8dee2aaSAndroid Build Coastguard Worker     arcPath.reset();
33*c8dee2aaSAndroid Build Coastguard Worker     arcPath.moveTo({56, 32});
34*c8dee2aaSAndroid Build Coastguard Worker     arcPath.arcTo({56, 56}, {32, 56}, 24);
35*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawPath(arcPath, arcPaint);
36*c8dee2aaSAndroid Build Coastguard Worker 
37*c8dee2aaSAndroid Build Coastguard Worker     canvas->translate(64, 0);
38*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawOval(oval, ovalPaint);
39*c8dee2aaSAndroid Build Coastguard Worker     arcPath.reset();
40*c8dee2aaSAndroid Build Coastguard Worker     arcPath.moveTo({56, 32});
41*c8dee2aaSAndroid Build Coastguard Worker     arcPath.arcTo({24, 24}, 0, SkPath::kSmall_ArcSize, SkPathDirection::kCW, {32, 56});
42*c8dee2aaSAndroid Build Coastguard Worker     canvas->drawPath(arcPath, arcPaint);
43*c8dee2aaSAndroid Build Coastguard Worker }
44*c8dee2aaSAndroid Build Coastguard Worker }  // END FIDDLE
45