SkStream_NSData.h revision 80bacfeb4bda06541e8695bd502229727bccfeab 
1
2/*
3 * Copyright 2011 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8#ifndef SkStream_NSData_DEFINED
9#define SkStream_NSData_DEFINED
10
11#import <UIKit/UIKit.h>
12#include "SkStream.h"
13
14/** Returns an NSData with a copy of the stream's data. The caller must call
15    retain if it intends to keep the data object beyond the current stack-frame
16    (i.e. internally we're calling [NSData dataWithBytes...]
17 */
18NSData* NSData_dataWithStream(SkStream* stream);
19
20/** Returns an NSData from the named resource (from main bundle).
21    The caller must call retain if it intends to keep the data object beyond
22    the current stack-frame
23    (i.e. internally we're calling [NSData dataWithContentsOfMappedFile...]
24 */
25NSData* NSData_dataFromResource(const char name[], const char suffix[]);
26
27/** Wrap a stream around NSData.
28 */
29class SkStream_NSData : public SkMemoryStream {
30public:
31            SkStream_NSData(NSData* data);
32    virtual ~SkStream_NSData();
33
34    static SkStream_NSData* CreateFromResource(const char name[],
35                                               const char suffix[]);
36
37private:
38    NSData* fNSData;
39};
40
41#endif
42