]> git.saurik.com Git - wxWidgets.git/blame - include/wx/zstream.h
wxDocManager gets the only view if none other specified as the current view;
[wxWidgets.git] / include / wx / zstream.h
CommitLineData
79c3e0e1
GL
1/////////////////////////////////////////////////////////////////////////////
2// Name: zstream.h
3// Purpose: Memory stream classes
4// Author: Guilhem Lavaux
5// Modified by:
6// Created: 11/07/98
7// RCS-ID: $Id$
8// Copyright: (c) Guilhem Lavaux
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11#ifndef __WXZSTREAM_H__
12#define __WXZSTREAM_H__
13
14#ifdef __GNUG__
15#pragma interface
16#endif
17
18#include <wx/stream.h>
1a6944fd 19#include "../../src/zlib/zlib.h"
79c3e0e1
GL
20
21class wxZlibInputStream: public wxFilterInputStream {
79c3e0e1
GL
22 public:
23 wxZlibInputStream(wxInputStream& stream);
24 virtual ~wxZlibInputStream();
25
26 wxInputStream& Read(void *buffer, size_t size);
27 off_t SeekI(off_t pos, wxSeekMode mode = wxFromStart);
28 off_t TellI() const;
29
30 size_t LastRead() const { return m_lastread; }
31 bool Eof() const;
32
33 protected:
34 size_t m_lastread;
35 size_t m_z_size;
36 unsigned char *m_z_buffer;
37 bool m_eof;
38 struct z_stream_s m_inflate;
39};
40
41class wxZlibOutputStream: public wxFilterOutputStream {
79c3e0e1
GL
42 public:
43 wxZlibOutputStream(wxOutputStream& stream);
44 virtual ~wxZlibOutputStream();
45
46 wxOutputStream& Write(const void *buffer, size_t size);
47 off_t SeekO(off_t pos, wxSeekMode mode = wxFromStart);
48 off_t TellO() const;
49
50 size_t LastWrite() const { return m_lastwrite; }
51 bool Bad() const;
52
53 protected:
54 size_t m_lastwrite;
55 size_t m_z_size;
56 unsigned char *m_z_buffer;
57 bool m_bad;
58 struct z_stream_s m_deflate;
59};
60
61#endif