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 // HASH=be9574c4a14f891e1abb4ec2b1e51d6c
5 REG_FIDDLE(Surface_notifyContentWillChange, 256, 256, true, 0) {
6 void draw(SkCanvas* canvas) {
7 auto surface = SkSurface::MakeRasterN32Premul(1, 1);
8 for (int i = 0; i < 3; ++i) {
9 SkDebugf("surface generationID: %d\n", surface->generationID());
11 surface->getCanvas()->drawColor(SK_ColorBLACK);
13 surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode);