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1 | \section{\class{wxDataStream}}\label{wxdatastream} | |
2 | ||
3 | This class provides functions that read and write integers or double in a | |
4 | portable way. So, a file written by an Intel processor can be read by a | |
5 | Sparc or anything else. | |
6 | ||
7 | \latexignore{\rtfignore{\wxheading{Members}}} | |
8 | ||
9 | \membersection{wxDataStream::wxDataStream}\label{wxdatastreamconstr} | |
10 | ||
11 | \func{}{wxDataStream}{\param{istream\&}{ stream}} | |
12 | ||
13 | Constructs a datastream object from a C++ input stream. Only read methods will | |
14 | be available. | |
15 | ||
16 | \wxheading{Parameters} | |
17 | ||
18 | \docparam{stream}{The C++ input stream.} | |
19 | ||
20 | \func{}{wxDataStream}{\param{istream\&}{ stream}} | |
21 | ||
22 | Constructs a datastream object from a C++ input stream. Only read methods will | |
23 | be available. | |
24 | ||
25 | \wxheading{Parameters} | |
26 | ||
27 | \docparam{stream}{The C++ input stream.} | |
28 | ||
29 | \membersection{wxDataStream::\destruct{wxDataStream}} | |
30 | ||
31 | \func{}{\destruct{wxDataStream}}{\void} | |
32 | ||
33 | Destroys the wxDataStream object. | |
34 | ||
35 | \membersection{wxDataStream::Read8} | |
36 | ||
37 | \func{unsigned char}{Read8}{\void} | |
38 | ||
39 | Reads a single byte from the stream. | |
40 | ||
41 | \membersection{wxDataStream::Read16} | |
42 | ||
43 | \func{unsigned short}{Read16}{\void} | |
44 | ||
45 | Reads a 16 bit integer from the stream. | |
46 | ||
47 | \membersection{wxDataStream::Read32} | |
48 | ||
49 | \func{unsigned long}{Read32}{\void} | |
50 | ||
51 | Reads a 32 bit integer from the stream. | |
52 | ||
53 | \membersection{wxDataStream::ReadDouble} | |
54 | ||
55 | \func{double}{ReadDouble}{\void} | |
56 | ||
57 | Reads a double (IEEE encoded) from the stream. | |
58 | ||
59 | \membersection{wxDataStream::ReadString} | |
60 | ||
61 | \func{wxString}{wxDataStream::ReadString}{\void} | |
62 | ||
63 | Reads a string from a stream. Actually, this function first reads a byte | |
64 | specifying the length of the string (without the last null character) and then | |
65 | reads the string. | |
66 | ||
67 | \membersection{wxDataStream::ReadLine} | |
68 | ||
69 | \func{wxString}{wxDataStream::ReadLine}{\void} | |
70 | ||
71 | Reads a line from the stream. A line is a string which ends with \\n or \\r\\n. | |
72 | ||
73 | \membersection{wxDataStream::Write8} | |
74 | ||
75 | \func{void}{wxDataStream::Write8}{{\param unsigned char }{i8}} | |
76 | ||
77 | Writes the single byte {\it i8} to the stream. | |
78 | ||
79 | \membersection{wxDataStream::Write16} | |
80 | ||
81 | \func{void}{wxDataStream::Write16}{{\param unsigned short }{i16}} | |
82 | ||
83 | Writes the 16 bit integer {\it i16} to the stream. | |
84 | ||
85 | \membersection{wxDataStream::Write32} | |
86 | ||
87 | \func{void}{wxDataStream::Write32}{{\param unsigned long }{i32}} | |
88 | ||
89 | Writes the 32 bit integer {\it i32} to the stream. | |
90 | ||
91 | \membersection{wxDataStream::WriteDouble} | |
92 | ||
93 | \func{void}{wxDataStream::WriteDouble}{{\param double }{f}} | |
94 | ||
95 | Writes the double {\it f} to the stream using the IEEE format. | |
96 | ||
97 | \membersection{wxDataStream::WriteString} | |
98 | ||
99 | \func{void}{wxDataStream::WriteString}{{\param const wxString\& }{string}} | |
100 | ||
101 | Writes {\it string} to the stream. Actually, this method writes the size of | |
102 | the string before writing {\it string} itself. | |
103 | ||
104 | \membersection{wxDataStream::WriteLine} | |
105 | ||
106 | \func{void}{wxDataStream::WriteLine}{{\param const wxString\& }{string}} | |
107 | ||
108 | Writes {\it string} as a line. Depending on the operating system, it adds | |
109 | \\n or \\r\\n. | |
110 | ||
111 | %%% Local Variables: | |
112 | %%% mode: latex | |
113 | %%% TeX-master: "referenc" | |
114 | %%% End: |