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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.
*
*/
#include "titanic/true_talk/tt_word.h"
#include "titanic/true_talk/tt_string_node.h"
#include "titanic/titanic.h"
namespace Titanic {
TTword::TTword(const TTstring &str, WordClass wordClass, int id) : _text(str),
_wordClass(wordClass), _id(id), _tag(0), _field24(0),
_field28(0), _synP(nullptr), _nextP(nullptr) {
_status = str.getStatus() == SS_VALID ? SS_VALID : SS_5;
}
TTword::TTword(const TTword *src) {
if (src->getStatus() != SS_VALID) {
_status = SS_5;
return;
}
_text = src->_text;
_wordClass = src->_wordClass;
_id = src->_id;
_tag = src->_tag;
_synP = nullptr;
_status = SS_VALID;
TTsynonym *priorSyn = nullptr;
for (TTsynonym *synP = _synP; synP && !_status;) {
TTsynonym *newSyn = new TTsynonym(synP);
if (!newSyn) {
_status = SS_7;
} else {
newSyn->_priorP = priorSyn;
newSyn->_nextP = nullptr;
if (priorSyn) {
priorSyn->_nextP = newSyn;
} else {
_synP = newSyn;
}
priorSyn = newSyn;
}
}
_nextP = src->_nextP;
_field24 = src->_field24;
_field28 = src->_field28;
}
TTword::~TTword() {
if (_synP) {
_synP->deleteSiblings();
delete _synP;
}
}
void TTword::deleteSiblings() {
while (_nextP) {
TTword *next = _nextP;
_nextP = next->_nextP;
delete next;
}
}
int TTword::readSyn(SimpleFile *file) {
CString str;
int mode, val1;
if (!file->scanf("%s %d %d", &str, &mode, &val1))
return 8;
if (!testFileHandle(file))
return 5;
// Create new synanym node
TTsynonym *synNode = new TTsynonym(mode, str.c_str(), (FileHandle)val1);
if (_synP) {
// A synonym already exists, so add new one as a tail
// at the end of the linked list of synonyms
_synP->addToTail(synNode);
} else {
// Very first synonym, so set it
_synP = synNode;
}
return 0;
}
void TTword::setSyn(TTsynonym *synP) {
if (_synP) {
_synP->deleteSiblings();
delete _synP;
}
_synP = synP;
}
int TTword::setSynStr(TTstring &str) {
if (str.empty())
return 4;
TTstring *newStr = new TTstring(str);
TTsynonym *newSyn = new TTsynonym(4, newStr);
setSyn(newSyn);
return 0;
}
void TTword::appendNode(TTsynonym *node) {
if (_synP)
_synP->addToTail(node);
else
_synP = node;
}
int TTword::load(SimpleFile *file, WordClass wordClass) {
CString str1, str2;
int id;
if (file->scanf("%d %s %s", &id, &str1, &str2)) {
_text = str1;
_id = id;
_tag = readNumber(str2.c_str());
_wordClass = wordClass;
return 0;
} else {
return 3;
}
}
uint TTword::readNumber(const char *str) {
uint numValue = *str;
if (*str == '0') {
numValue = MKTAG('Z', 'Z', 'Z', '[');
} else {
++str;
for (int idx = 0; idx < 3; ++idx, ++str)
numValue = (numValue << 8) + *str;
}
return numValue;
}
bool TTword::testFileHandle(FileHandle file) const {
if (g_vm->_exeResources.is18Equals(3))
return true;
// TODO: Figure out why original compares passed file handle against specific values
return true;
}
bool TTword::findSynByName(const TTstring &str, TTsynonym *dest, int mode) const {
if (!_synP)
return false;
const TTsynonym *synP = dynamic_cast<const TTsynonym *>(_synP->findByName(str, mode));
if (synP) {
dest->copyFrom(synP);
dest->_priorP = nullptr;
dest->_nextP = nullptr;
return true;
} else {
return false;
}
}
bool TTword::compareTo(const char *str) const {
return _text == str;
}
TTword *TTword::copy() const {
return new TTword(this);
}
FileHandle TTword::getSynFile() const {
return _synP ? _synP->_file : HANDLE_STDIN;
}
bool TTword::checkSynFile(FileHandle file) const {
return _synP && _synP->_file == file;
}
void TTword::setSynFile(FileHandle file) {
if (_synP && testFileHandle(file))
_synP->_file = file;
}
TTstringStatus TTword::getChainStatus() const {
for (const TTword *word = this; word; word = word->_nextP) {
if (word->getStatus())
return word->getStatus();
}
return SS_VALID;
}
TTword *TTword::copyWords() {
// Replicate the word and all following words it's linked to
TTword *result = copy();
for (TTword *word = result; word->_nextP; word = word->_nextP)
word->_nextP = word->_nextP->copy();
return result;
}
} // End of namespace Titanic
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