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/****************************************************************
**
** Attal : Lords of Doom
**
** scenarioDescription.cpp
** Desciption of a scenario
**
** Version : $Id: scenarioDescription.cpp,v 1.2 2004/08/12 19:27:36 audoux Exp $
**
** Author(s) : Pascal Audoux
**
** Date : 09/08/2004
**
** Licence :
** 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, 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.
**
****************************************************************/
#include "scenarioDescription.h"
// generic include files
// include files for QT
#include <qfile.h>
// application specific include files
#include "libCommon/log.h"
//
// ----- ScenarioDescription -----
//
ScenarioDescription::ScenarioDescription()
{
clear();
}
void ScenarioDescription::clear()
{
_nbPlayers = 0;
_width = 0;
_height = 0;
_name = QObject::tr( "Unknown" );
_description = "";
}
bool ScenarioDescription::load( const QString & fileName )
{
_fileName = fileName;
ScenarioDescriptionParser handler( this );
QFile file( fileName );
QXmlInputSource source( file );
QXmlSimpleReader reader;
reader.setContentHandler( &handler );
reader.setErrorHandler( &handler );
bool ok = reader.parse( source );
file.close();
if ( !ok ) {
logEE( "Parse Error (%s) : %s", fileName.latin1(), handler.errorProtocol().latin1() );
return false;
}
return true;
}
//
// ----- ScenarioDescriptionParser -----
//
ScenarioDescriptionParser::ScenarioDescriptionParser( ScenarioDescription * desc )
{
_desc = desc;
}
bool ScenarioDescriptionParser::startDocument()
{
// at the beginning of parsing: do some initialization
_desc->clear();
_errorProt = "";
_state = StateInit;
return true;
}
bool ScenarioDescriptionParser::startElement( const QString& namespaceURI, const QString& localName, const QString& qName, const QXmlAttributes& atts )
{
bool ret = true;
if( qName == "scenario" && _state == StateInit ) {
_state = StateDocument;
_otherCpt = 0;
_desc->clear();
_desc->setNbPlayers( atts.value( "nbPlayer" ).toInt() );
} else if( qName == "name" && _state == StateDocument ) {
_state = StateName;
} else if( qName == "description" && _state == StateDocument ) {
_state = StateDescription;
} else if( qName == "map" && _state == StateDocument ) {
_state = StateMap;
} else if( qName == "width" && _state == StateMap ) {
_state = StateWidth;
} else if( qName == "height" && _state == StateMap ) {
_state = StateHeight;
} else if( ( _state == StateDocument ) || ( _state == StateDocumentOther ) ) {
_state = StateDocumentOther;
_otherCpt++;
} else if( ( _state == StateMap ) || ( _state == StateMapOther ) ) {
_state = StateMapOther;
_otherCpt++;
}
return ret;
}
bool ScenarioDescriptionParser::endElement( const QString& namespaceURI, const QString& localName, const QString& qName )
{
bool ret = true;
switch ( _state ) {
case StateName:
_state = StateDocument;
break;
case StateDescription:
_state = StateDocument;
break;
case StateMap:
_state = StateDocument;
break;
case StateWidth:
_state = StateMap;
break;
case StateHeight:
_state = StateMap;
break;
case StateDocumentOther:
if( _otherCpt == 1 ) {
_state = StateDocument;
}
_otherCpt--;
case StateMapOther:
if( _otherCpt == 1 ) {
_state = StateMap;
}
_otherCpt--;
break;
default:
break;
}
return ret;
}
bool ScenarioDescriptionParser::characters( const QString & ch )
{
bool ret = true;
QString ch_simplified = ch.simplifyWhiteSpace();
if ( ch_simplified.isEmpty() )
return true;
switch( _state ) {
case StateName:
_desc->setName( ch_simplified );
break;
case StateDescription:
_desc->setDescription( ch_simplified );
break;
case StateWidth:
_desc->setWidth( ch_simplified.toUInt() );
break;
case StateHeight:
_desc->setHeight( ch_simplified.toUInt() );
break;
default:
break;
}
return ret;
}
bool ScenarioDescriptionParser::fatalError( const QXmlParseException& exception )
{
logEE( "state %d", _state );
_errorProt += QString( "fatal parsing error: %1 in line %2, column %3\n" )
.arg( exception.message() )
.arg( exception.lineNumber() )
.arg( exception.columnNumber() );
return QXmlDefaultHandler::fatalError( exception );
}
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