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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.
*
*/
#ifndef TITANIC_TT_PARSER_H
#define TITANIC_TT_PARSER_H
#include "titanic/true_talk/tt_input.h"
#include "titanic/true_talk/tt_string.h"
namespace Titanic {
enum NumberFlag { NF_2 = 2, NF_8 = 8, NF_10 = 0x10 };
class CScriptHandler;
struct NumberEntry {
CString _text;
int _value;
int _flags;
NumberEntry() : _value(0), _flags(0) {}
NumberEntry(const CString &text, int value, int flags) :
_text(text), _value(value), _flags(flags) {}
};
typedef Common::Array<NumberEntry> NumberArray;
class TTparser {
private:
StringArray _replacements1;
StringArray _replacements2;
StringArray _replacements3;
StringArray _phrases;
NumberArray _numbers;
private:
/**
* Loads the various replacement string data arrays
*/
void loadArrays();
/**
* Normalizes a passed input, taking care of things like removing extra
* spaces and lowercasing everything
*/
int normalize(TTinput *input);
/**
* Submethod called by normalize to handle expanding contacted word pairs
* like can't, should've, and so on.
*/
bool normalizeContraction(const TTstring &srcLine, int srcIndex, TTstring &destLine);
/**
* Checks for what is likely special developer cheat codes
*/
static int isEmoticon(const TTstring &str, int &index);
/**
* Checks if any word within a passed line has an entry in the list of replacements,
* and if found, replaces it with it's equivalent replacement string
* @param line Line to check
* @param strings List of strings to check for. Strings come in pairs, with the
* first being the string to match, and the second the replacement
*/
static void searchAndReplace(TTstring &line, const StringArray &strings);
/**
* Checks the string starting at a given index for any word in the passed string array,
* and if found, replaces it in the line with it's replacement
* @param line Line to check
* @param startIndex Starting index in the start to check
* @param strings List of strings to check for. Strings come in pairs, with the
* first being the string to match, and the second the replacement
* @returns Index of the start of the following word
*/
static int searchAndReplace(TTstring &line, int startIndex, const StringArray &strings);
/**
* Checks the string starting at a given index for a number representation
* such as roman numericals, spelled out numbers, etc. and replaces it with
* a plain decimal representation.
* @param line Line to check
* @param startIndex Starting index in the start to check
* @returns Pointer to matching number entry, if match occurred
*/
const NumberEntry *replaceNumbers(TTstring &line, int *startIndex);
public:
CScriptHandler *_owner;
int _field4;
TTinput *_input;
int _fieldC;
int _field10;
int _field14;
int _field18;
public:
TTparser(CScriptHandler *owner);
/**
* Gets passed a newly created input wrapper during conversation text processing
*/
int processInput(TTinput *input);
};
} // End of namespace Titanic
#endif /* TITANIC_TT_PARSER_H */
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