xref: /third_party/skia/docs/examples/Matrix_mapVectors_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=5754501a00a1323e76353fb53153e939
5cb93a386Sopenharmony_ciREG_FIDDLE(Matrix_mapVectors_2, 256, 256, 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    SkMatrix matrix;
11cb93a386Sopenharmony_ci    matrix.setScale(2, 3);
12cb93a386Sopenharmony_ci    SkVector radii[] = {{7, 7}, {3, 3}, {2, 2}, {4, 0}};
13cb93a386Sopenharmony_ci    for (int i = 0; i < 4; ++i) {
14cb93a386Sopenharmony_ci        SkRRect rrect;
15cb93a386Sopenharmony_ci        rrect.setRectRadii({20, 20, 180, 70}, radii);
16cb93a386Sopenharmony_ci        canvas->drawRRect(rrect, paint);
17cb93a386Sopenharmony_ci        canvas->translate(0, 60);
18cb93a386Sopenharmony_ci        matrix.mapVectors(radii, SK_ARRAY_COUNT(radii));
19cb93a386Sopenharmony_ci    }
20cb93a386Sopenharmony_ci}
21cb93a386Sopenharmony_ci}  // END FIDDLE
22

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