xref: /third_party/skia/docs/examples/Matrix_setSinCos_2.cpp
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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=e37a94a53c959951b059fcd624639ef6
5cb93a386Sopenharmony_ciREG_FIDDLE(Matrix_setSinCos_2, 256, 128, false, 0) {
6cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
7cb93a386Sopenharmony_ci    SkPaint paint;
8cb93a386Sopenharmony_ci    paint.setColor(SK_ColorGRAY);
9cb93a386Sopenharmony_ci    paint.setAntiAlias(true);
10cb93a386Sopenharmony_ci    SkRect rect = {20, 20, 100, 100};
11cb93a386Sopenharmony_ci    canvas->drawRect(rect, paint);
12cb93a386Sopenharmony_ci    paint.setColor(SK_ColorRED);
13cb93a386Sopenharmony_ci    SkMatrix matrix;
14cb93a386Sopenharmony_ci    matrix.setSinCos(.25f, .85f);
15cb93a386Sopenharmony_ci    matrix.postTranslate(rect.centerX(), rect.centerY());
16cb93a386Sopenharmony_ci    canvas->concat(matrix);
17cb93a386Sopenharmony_ci    canvas->translate(-rect.centerX(), -rect.centerY());
18cb93a386Sopenharmony_ci    canvas->drawRect(rect, paint);
19cb93a386Sopenharmony_ci}
20cb93a386Sopenharmony_ci}  // END FIDDLE
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Indexes created Thu Nov 07 10:32:03 CST 2024