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source: orxonox.OLD/orxonox/trunk/src/lib/util/substring.cc @ 4204

Last change on this file since 4204 was 4010, checked in by bensch, 20 years ago

orxonox/trunk: merged the levelloader from lltrunktemp to the trunk. Big thanks to fuzzy to make this so easy for us, and for implementing it in the first place.

File size: 1.8 KB
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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: Christian Meyer
13   co-programmer: ...
14*/
15
16
17/**
18   \brief breaks a string into parts that were initially seperated by comma
19   \param string the string to break into substrings
20*/
21
22#include "substring.h"
23
24SubString::SubString( const char* string)
25{
26        n = 0;
27       
28        assert( string != NULL);
29       
30        for( int i = 0; i < strlen(string); i++) if( string[i] == ',') n++;
31
32        n += 1;
33       
34        strings = new char*[n];
35       
36        assert( strings != NULL);
37       
38        int i = 0;
39        int l = 0;
40       
41        const char* offset = string;
42        char* end = strchr( string, ',');
43        while( end != NULL)
44        {
45                assert( i < n);
46                l = end - offset;
47                strings[i] = new char[l + 1];
48                assert( strings[i] != NULL);
49                strncpy( strings[i], offset, l);
50                strings[i][l] = 0;
51                i++;
52                end++;
53                offset = end;
54                end = strchr( offset, ',');
55        }
56       
57        strings[i] = new char[l + 1];
58        l = strlen( offset);
59        strncpy( strings[i], offset, l);
60        strings[i][l] = 0;
61}
62
63/**
64   \brief removes the object from memory
65*/
66SubString::~SubString()
67{
68        for( int i = 0; i < n; i++)
69        {
70                delete strings[i];
71        }
72       
73        delete strings;
74}
75
76/**
77   \brief get the amount of substrings
78   \returns the amount of substrings
79*/
80int SubString::getN()
81{
82        return n;
83}
84
85/**
86   \brief get a particular substring
87   \param i the ID of the substring to return
88   \returns the designated substring or NULL if an invalid ID was given
89*/
90const char* SubString::getString( int i)
91{
92        if( i < n && i >= 0) return strings[i];
93        else return NULL;
94}
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