xref: /aosp_15_r20/external/skia/docs/examples/Region_Iterator_rect.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 // Copyright 2019 Google LLC.
2 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3 #include "tools/fiddle/examples.h"
4 REG_FIDDLE(Region_Iterator_rect, 256, 256, true, 0) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6     SkRegion region;
7     SkRegion::Iterator iter(region);
8     auto r1 = iter.rect();
9     SkDebugf("rect={%d,%d,%d,%d}\n", r1.fLeft, r1.fTop, r1.fRight, r1.fBottom);
10     region.setRect({1, 2, 3, 4});
11     iter.rewind();
12     auto r2 = iter.rect();
13     SkDebugf("rect={%d,%d,%d,%d}\n", r2.fLeft, r2.fTop, r2.fRight, r2.fBottom);
14 }
15 }  // END FIDDLE
16