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(Bitmap_extractSubset, 256, 256, true, 3) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6 SkIRect bounds, s;
7 source.getBounds(&bounds);
8 SkDebugf("bounds: %d, %d, %d, %d\n", bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom);
9 SkBitmap subset;
10 for (int left: { -100, 0, 100, 1000 } ) {
11 for (int right: { 0, 100, 1000 } ) {
12 SkIRect b = SkIRect::MakeLTRB(left, 100, right, 200);
13 bool success = source.extractSubset(&subset, b);
14 SkDebugf("subset: %4d, %4d, %4d, %4d ", b.fLeft, b.fTop, b.fRight, b.fBottom);
15 SkDebugf("success; %s", success ? "true" : "false");
16 if (success) {
17 subset.getBounds(&s);
18 SkDebugf(" subset: %d, %d, %d, %d", s.fLeft, s.fTop, s.fRight, s.fBottom);
19 }
20 SkDebugf("\n");
21 }
22 }
23 }
24 } // END FIDDLE
25