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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
/*
* This code is based on Broken Sword 2.5 engine
*
* Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
*
* Licensed under GNU GPL v2
*
*/
#ifndef SWORD25_STRING
#define SWORD25_STRING
#include "common/str.h"
namespace BS_String {
inline unsigned int GetHash(const Common::String &Str) {
unsigned int Result = 0;
for (unsigned int i = 0; i < Str.size(); i++)
Result = ((Result << 5) - Result) + Str[i];
return Result;
}
inline bool ToInt(const Common::String &Str, int &Result) {
Common::String::const_iterator Iter = Str.begin();
// Skip whitespaces
while (*Iter && (*Iter == ' ' || *Iter == '\t')) {
++Iter;
}
if (Iter == Str.end()) return false;
// Read sign, if available
bool IsNegative = false;
if (*Iter == '-') {
IsNegative = true;
++Iter;
} else if (*Iter == '+')
++Iter;
// Skip whitespaces
while (*Iter && (*Iter == ' ' || *Iter == '\t')) {
++Iter;
}
if (Iter == Str.end()) return false;
// Convert string to integer
Result = 0;
while (Iter != Str.end()) {
if (*Iter < '0' || *Iter > '9') {
while (*Iter && (*Iter == ' ' || *Iter == '\t')) {
++Iter;
}
if (Iter != Str.end()) return false;
break;
}
Result = (Result * 10) + (*Iter - '0');
++Iter;
}
if (IsNegative) Result = -Result;
return true;
}
inline bool ToBool(const Common::String &Str, bool &Result) {
if (Str == "true" || Str == "TRUE") {
Result = true;
return true;
} else if (Str == "false" || Str == "FALSE") {
Result = false;
return true;
}
return false;
}
inline void ToLower(Common::String &Str) {
Str.toLowercase();
}
} // End of namespace BS_String
#endif
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