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=9c6edd836c573a0fd232d2b8aa11a678
5REG_FIDDLE(Path_readFromMemory, 256, 256, true, 0) {
6void draw(SkCanvas* canvas) {
7    SkPath path, copy;
8    path.lineTo(6.f / 7, 2.f / 3);
9    size_t size = path.writeToMemory(nullptr);
10    SkTDArray<char> storage;
11    storage.setCount(size);
12    path.writeToMemory(storage.begin());
13    size_t wrongSize = size - 4;
14    size_t bytesRead = copy.readFromMemory(storage.begin(), wrongSize);
15    SkDebugf("length = %zu; returned by readFromMemory = %zu\n", wrongSize, bytesRead);
16    size_t largerSize = size + 4;
17    bytesRead = copy.readFromMemory(storage.begin(), largerSize);
18    SkDebugf("length = %zu; returned by readFromMemory = %zu\n", largerSize, bytesRead);
19}
20}  // END FIDDLE
21