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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkSerializationHelpers_DEFINED
#define SkSerializationHelpers_DEFINED
class SkBitmap;
class SkStream;
class SkWStream;
namespace SkSerializationHelpers {
/**
* Function to encode an SkBitmap to an SkWStream. A function with this signature can be passed
* to SkPicture::serialize() and SkOrderedWriteBuffer. The function should return true if it
* succeeds. Otherwise it should return false so that SkOrderedWriteBuffer can switch to
* another method of storing SkBitmaps.
*/
typedef bool (*EncodeBitmap)(SkWStream*, const SkBitmap&);
/**
* Function to decode an SkBitmap from an SkStream. A function with this signature can be
* passed to the SkStream constructor for SkPicture and SkOrderedReadBuffer to decode SkBitmaps
* which were previously encoded. The function should return true if it succeeds. Otherwise it
* should return false so that SkOrderedReadBuffer can skip the data and provide a dummy
* SkBitmap.
*/
typedef bool (*DecodeBitmap)(SkStream*, SkBitmap*);
}
#endif // SkSerializationHelpers_DEFINED
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