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source: orxonox.OLD/branches/network/src/lib/network/data_stream.cc @ 5722

Last change on this file since 5722 was 5722, checked in by bknecht, 18 years ago

set BufferSize in DataStream, patched NetworkSocket for SDL
File size: 3.3 KB
Line 
1/*
2   orxonox - the future of 3D-vertical-scrollers
3
4   Copyright (C) 2004 orx
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11   ### File Specific:
12   main-programmer: Benjamin Knecht
13   co-programmer: ...
14*/
15
16/* include Data_stream Header */
17#include "data_stream.h"
18
19
20
21
22/* using namespace std is default, this needs to be here */
23using namespace std;
24
25
26
27/**
28 * This is the empty constructor
29 */
30DataStream::DataStream()
31{
32  this->setClassID(CL_DATA_STREAM, "DataStream");
33}
34
35
36/**
37 * This constructor creates a new DataStream and connects it to both streams (upStream, downStream)
38 */
39DataStream::DataStream(DataStream& inStream, DataStream& outStream)
40{
41    this->setClassID(CL_DATA_STREAM, "DataStream");
42    this->downStream = &outStream;
43    this->upStream = &inStream;
44}
45
46/**
47 *  standart deconstructor
48 */
49DataStream::~DataStream()
50{
51
52}
53
54/**
55 * This funtion connects this stream to a Synchronizable object. This stream is the top of the stream-chain.
56 */
57void DataStream::connectSynchronizeable(Synchronizeable& sync)
58{
59     
60}
61   
62/**
63 * And this function disconnects the Synch-object and sets it to NULL   
64 */
65void DataStream::disconnectSynchronizeable()
66{
67     
68}
69
70/**
71 * This function connects the stream to a NetworkSocket. This stream is the bottom of the stream-chain
72 */   
73void DataStream::connectNetworkSocket(NetworkSocket& socket)
74{
75     
76}
77   
78/**
79 * And this function disconnects the Socket and sets it to NULL
80 */   
81void DataStream::disconnectNetworkSocket()
82{
83     
84}
85
86/**
87 * This function connects this stream to another stream. The connected DataStream is an up-stream, meaning
88 * that the stream is "further away" from the NetworkSocket. The local reference upStream will be set to this
89 * Stream
90 */
91void DataStream::connectUpStream(DataStream& upStream)
92{
93
94}
95
96/**
97 * This function connects this stream to another stream. The connected DataStream is an down-stream, meaning
98 * that the stream is "closer" to the NetworkSocket.
99 */
100void DataStream::connectDownStream(DataStream& upStream)
101{
102
103}
104
105/**
106 * This function disconnects the upStream and sets it to NULL
107 */
108void DataStream::disconnectUpStream()
109{
110
111}
112
113/**
114 * This function disconnects the downStream and sets it to NULL
115 */
116void DataStream::disconnectDownStream()
117{
118
119}
120
121
122/**
123 * Following functions are protected and only visible inside the object and from derived classes
124 */
125
126/**
127 * This function writes the binary data to the local data. You will have to copy each byte and not only dublicate
128 * it.
129 *
130 * @param data: the binary array
131 * @param length: the length of the array
132 */
133void passDown(byte* data, int length)
134{
135     
136}
137
138
139/**
140 * This function returns a reference to the local upData data array. So it can be read by an upper Stream
141 * The reading function will have to copy the whole data and musn't just reference it!
142 * This function is only called from other connected DataStreams to read the data.
143 *
144 * @param data: the binary array
145 * @return: the length of the data
146 */
147int passUp(byte* data)
148{
149   
150}
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