xref: /aosp_15_r20/external/skia/docs/examples/Canvas_drawPath.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker // Copyright 2019 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(Canvas_drawPath, 256, 256, false, 0) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker     SkPath path;
7*c8dee2aaSAndroid Build Coastguard Worker     path.moveTo(20, 20);
8*c8dee2aaSAndroid Build Coastguard Worker     path.quadTo(60, 20, 60, 60);
9*c8dee2aaSAndroid Build Coastguard Worker     path.close();
10*c8dee2aaSAndroid Build Coastguard Worker     path.moveTo(60, 20);
11*c8dee2aaSAndroid Build Coastguard Worker     path.quadTo(60, 60, 20, 60);
12*c8dee2aaSAndroid Build Coastguard Worker     SkPaint paint;
13*c8dee2aaSAndroid Build Coastguard Worker     paint.setStrokeWidth(10);
14*c8dee2aaSAndroid Build Coastguard Worker     paint.setAntiAlias(true);
15*c8dee2aaSAndroid Build Coastguard Worker     paint.setStyle(SkPaint::kStroke_Style);
16*c8dee2aaSAndroid Build Coastguard Worker     for (auto join: { SkPaint::kBevel_Join, SkPaint::kRound_Join, SkPaint::kMiter_Join } ) {
17*c8dee2aaSAndroid Build Coastguard Worker         paint.setStrokeJoin(join);
18*c8dee2aaSAndroid Build Coastguard Worker         for (auto cap: { SkPaint::kButt_Cap, SkPaint::kSquare_Cap, SkPaint::kRound_Cap  } ) {
19*c8dee2aaSAndroid Build Coastguard Worker             paint.setStrokeCap(cap);
20*c8dee2aaSAndroid Build Coastguard Worker             canvas->drawPath(path, paint);
21*c8dee2aaSAndroid Build Coastguard Worker             canvas->translate(80, 0);
22*c8dee2aaSAndroid Build Coastguard Worker         }
23*c8dee2aaSAndroid Build Coastguard Worker         canvas->translate(-240, 60);
24*c8dee2aaSAndroid Build Coastguard Worker     }
25*c8dee2aaSAndroid Build Coastguard Worker     paint.setStyle(SkPaint::kFill_Style);
26*c8dee2aaSAndroid Build Coastguard Worker     for (auto fill : { SkPathFillType::kWinding,
27*c8dee2aaSAndroid Build Coastguard Worker                        SkPathFillType::kEvenOdd,
28*c8dee2aaSAndroid Build Coastguard Worker                        SkPathFillType::kInverseWinding } ) {
29*c8dee2aaSAndroid Build Coastguard Worker         path.setFillType(fill);
30*c8dee2aaSAndroid Build Coastguard Worker         canvas->save();
31*c8dee2aaSAndroid Build Coastguard Worker         canvas->clipRect({0, 10, 80, 70});
32*c8dee2aaSAndroid Build Coastguard Worker         canvas->drawPath(path, paint);
33*c8dee2aaSAndroid Build Coastguard Worker         canvas->restore();
34*c8dee2aaSAndroid Build Coastguard Worker         canvas->translate(80, 0);
35*c8dee2aaSAndroid Build Coastguard Worker     }
36*c8dee2aaSAndroid Build Coastguard Worker }
37*c8dee2aaSAndroid Build Coastguard Worker }  // END FIDDLE
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