aosp12/external/skia/docs/examples/Region_copy_const_SkRegion.cpp

21 lines
818 B
C++

// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "tools/fiddle/examples.h"
// HASH=3daa83fca809b9ec6560d2ef9e2da5e6
REG_FIDDLE(Region_copy_const_SkRegion, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
auto debugster = [](const char* label, SkRegion& region) -> void {
auto r = region.getBounds();
SkDebugf("%14s: {%d,%d,%d,%d}\n", label, r.fLeft, r.fTop, r.fRight, r.fBottom);
};
SkRegion region({1, 2, 3, 4});
SkRegion region2(region);
debugster("region bounds", region);
debugster("region2 bounds", region2);
region.setEmpty();
SkDebugf(" after region set empty:\n");
debugster("region bounds", region);
debugster("region2 bounds", region2);
}
} // END FIDDLE