skia2/docs/examples/Path_readFromMemory.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

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884 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 "fiddle/examples.h"
// HASH=9c6edd836c573a0fd232d2b8aa11a678
REG_FIDDLE(Path_readFromMemory, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
SkPath path, copy;
path.lineTo(6.f / 7, 2.f / 3);
size_t size = path.writeToMemory(nullptr);
SkTDArray<char> storage;
storage.setCount(size);
path.writeToMemory(storage.begin());
size_t wrongSize = size - 4;
size_t bytesRead = copy.readFromMemory(storage.begin(), wrongSize);
SkDebugf("length = %u; returned by readFromMemory = %u\n", wrongSize, bytesRead);
size_t largerSize = size + 4;
bytesRead = copy.readFromMemory(storage.begin(), largerSize);
SkDebugf("length = %u; returned by readFromMemory = %u\n", largerSize, bytesRead);
}
} // END FIDDLE