xref: /third_party/skia/docs/examples/Quad_b.cpp (revision cb93a386)
1cb93a386Sopenharmony_ci// Copyright 2019 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_ci// HASH=4082f66a42df11bb20462b232b156bb6
5cb93a386Sopenharmony_ciREG_FIDDLE(Quad_b, 256, 160, false, 0) {
6cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
7cb93a386Sopenharmony_ci    SkPaint paint;
8cb93a386Sopenharmony_ci    paint.setAntiAlias(true);
9cb93a386Sopenharmony_ci    paint.setStyle(SkPaint::kStroke_Style);
10cb93a386Sopenharmony_ci    SkPoint quadPts[] = {{20, 150}, {120, 10}, {220, 150}};
11cb93a386Sopenharmony_ci    SkColor colors[] = { 0xff88ff00, 0xff0088bb, 0xff6600cc, 0xffbb3377 };
12cb93a386Sopenharmony_ci    for (unsigned i = 0; i < SK_ARRAY_COUNT(colors); ++i) {
13cb93a386Sopenharmony_ci        paint.setColor(0x7fffffff & colors[i]);
14cb93a386Sopenharmony_ci        paint.setStrokeWidth(1);
15cb93a386Sopenharmony_ci        canvas->drawLine(quadPts[0], quadPts[1], paint);
16cb93a386Sopenharmony_ci        canvas->drawLine(quadPts[1], quadPts[2], paint);
17cb93a386Sopenharmony_ci        SkPath path;
18cb93a386Sopenharmony_ci        path.moveTo(quadPts[0]);
19cb93a386Sopenharmony_ci        path.quadTo(quadPts[1], quadPts[2]);
20cb93a386Sopenharmony_ci        paint.setStrokeWidth(3);
21cb93a386Sopenharmony_ci        paint.setColor(colors[i]);
22cb93a386Sopenharmony_ci        canvas->drawPath(path, paint);
23cb93a386Sopenharmony_ci        quadPts[1].fY += 30;
24cb93a386Sopenharmony_ci   }
25cb93a386Sopenharmony_ci}
26cb93a386Sopenharmony_ci}  // END FIDDLE
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