source: GTP/trunk/App/Demos/Geom/OgreStuff/include/OgreString.h @ 1812

Revision 1812, 5.5 KB checked in by gumbau, 18 years ago (diff)
RevLine 
[1812]1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23-----------------------------------------------------------------------------
24*/
25#ifndef _String_H__
26#define _String_H__
27
28#include "OgrePrerequisites.h"
29
30// If we're using the GCC 3.1 C++ Std lib
31#if OGRE_COMPILER == OGRE_COMPILER_GNUC && OGRE_COMP_VER >= 310 && !defined(STLPORT)
32
33#include <ext/hash_map>
34namespace __gnu_cxx
35{
36    template <> struct hash< Ogre::_StringBase >
37    {
38        size_t operator()( const Ogre::_StringBase _stringBase ) const
39        {
40            /* This is the PRO-STL way, but it seems to cause problems with VC7.1
41               and in some other cases (although I can't recreate it)
42            hash<const char*> H;
43            return H(_stringBase.c_str());
44            */
45            /** This is our custom way */
46            register size_t ret = 0;
47            for( Ogre::_StringBase::const_iterator it = _stringBase.begin(); it != _stringBase.end(); ++it )
48                ret = 5 * ret + *it;
49
50            return ret;
51        }
52    };
53}
54
55#endif
56
57namespace Ogre {
58
59    /** Utility class for manipulating Strings.  */
60    class _OgreExport StringUtil
61    {
62        public:
63        typedef std::ostringstream StrStreamType;
64
65        /** Removes any whitespace characters, be it standard space or
66            TABs and so on.
67            @remarks
68                The user may specify wether they want to trim only the
69                beginning or the end of the String ( the default action is
70                to trim both).
71        */
72        static void trim( String& str, bool left = true, bool right = true );
73
74        /** Returns a StringVector that contains all the substrings delimited
75            by the characters in the passed <code>delims</code> argument.
76            @param
77                delims A list of delimiter characters to split by
78            @param
79                maxSplits The maximum number of splits to perform (0 for unlimited splits). If this
80                parameters is > 0, the splitting process will stop after this many splits, left to right.
81        */
82                static std::vector< String > split( const String& str, const String& delims = "\t\n ", unsigned int maxSplits = 0);
83
84        /** Upper-cases all the characters in the string.
85        */
86        static void toLowerCase( String& str );
87
88        /** Lower-cases all the characters in the string.
89        */
90        static void toUpperCase( String& str );
91
92
93        /** Returns whether the string begins with the pattern passed in.
94        @param pattern The pattern to compare with.
95        @param lowerCase If true, the end of the string will be lower cased before
96            comparison, pattern should also be in lower case.
97        */
98        static bool startsWith(const String& str, const String& pattern, bool lowerCase = true);
99
100        /** Returns whether the string ends with the pattern passed in.
101        @param pattern The pattern to compare with.
102        @param lowerCase If true, the end of the string will be lower cased before
103            comparison, pattern should also be in lower case.
104        */
105        static bool endsWith(const String& str, const String& pattern, bool lowerCase = true);
106
107        /** Method for standardising paths - use forward slashes only, end with slash.
108        */
109        static String standardisePath( const String &init);
110
111        /** Method for splitting a fully qualified filename into the base name
112            and path.
113        @remarks
114            Path is standardised as in standardisePath
115        */
116        static void splitFilename(const String& qualifiedName,
117            String& outBasename, String& outPath);
118
119        /** Simple pattern-matching routine allowing a wildcard pattern.
120        @param str String to test
121        @param pattern Pattern to match against; can include simple '*' wildcards
122        @param caseSensitive Whether the match is case sensitive or not
123        */
124        static bool match(const String& str, const String& pattern, bool caseSensitive = true);
125
126
127
128
129
130        /// Constant blank string, useful for returning by ref where local does not exist
131        static const String BLANK;
132    };
133
134
135#if OGRE_COMPILER == OGRE_COMPILER_GNUC && OGRE_COMP_VER >= 310 && !defined(STLPORT)
136    typedef ::__gnu_cxx::hash< _StringBase > _StringHash;
137#elif !defined( _STLP_HASH_FUN_H )
138        typedef stdext::hash_compare< _StringBase, std::less< _StringBase > > _StringHash;
139#else
140    typedef std::hash< _StringBase > _StringHash;
141#endif
142
143} // namespace Ogre
144
145#endif // _String_H__
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