xref: /aosp_15_r20/external/skia/docs/examples/Bitmap_pixelRefOrigin.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker // Copyright 2019 Google LLC.
2*c8dee2aaSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3*c8dee2aaSAndroid Build Coastguard Worker #include "tools/fiddle/examples.h"
4*c8dee2aaSAndroid Build Coastguard Worker REG_FIDDLE(Bitmap_pixelRefOrigin, 256, 256, true, 3) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker     SkBitmap subset;
7*c8dee2aaSAndroid Build Coastguard Worker     source.extractSubset(&subset, SkIRect::MakeXYWH(32, 64, 128, 256));
8*c8dee2aaSAndroid Build Coastguard Worker     SkIPoint sourceOrigin = source.pixelRefOrigin();
9*c8dee2aaSAndroid Build Coastguard Worker     SkIPoint subsetOrigin = subset.pixelRefOrigin();
10*c8dee2aaSAndroid Build Coastguard Worker     SkDebugf("source origin: %d, %d\n", sourceOrigin.fX, sourceOrigin.fY);
11*c8dee2aaSAndroid Build Coastguard Worker     SkDebugf("subset origin: %d, %d\n", subsetOrigin.fX, subsetOrigin.fY);
12*c8dee2aaSAndroid Build Coastguard Worker }
13*c8dee2aaSAndroid Build Coastguard Worker }  // END FIDDLE
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