oasisscriptresource.cpp

使用stl技术,(还没看,是听说的)

/******************************************************************************
 * This source file is part of Bad Camel Gaming
 * Copyright (C) 2003  Zephie Greyvenstein
 * See Readme.html for acknowledgements
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *****************************************************************************/

/******************************************************************************
 * FILENAME    : oasisScriptResource.cpp
 * DESCRIPTION : A script file resource
 * AUTHOR      : Zephie Greyvenstein
 *****************************************************************************/

#include "oasisScriptResource.h"
#include "oasisScriptSystem.h"

#include "OgreLogManager.h"
#include "OgreSDDataChunk.h"

namespace Oasis {
  
  scriptResource::scriptResource( const string &thisName ) : resource( thisName ) {   
    file = new Ogre::SDDataChunk( );
    file->clear( );
    fileName = "";
  }
  
  scriptResource::~scriptResource( ) {
    if ( file ) {
      file->clear( );
      delete file;
    }

    // Unload is called by Resource
  }

  void scriptResource::setFileName( const string &name ) {
    fileName = name;
    
    if ( loaded ) {
      unload( );
      load( );
    }
  }
  
  const string &scriptResource::getFileName( void ) const {
    return fileName;
  }

  void scriptResource::execute( void ) {
    touch( );

    lua_dobuffer( scriptSystem::get( ).getEngine( ), ( char* )file->getPtr( ),
		  file->getSize( ), name.c_str( ) );
  }

  void scriptResource::print( void ) {
    touch( );

    file->seek( 0 );
    scriptSystem::scriptLog( "" );

    while( !file->isEOF( ) ) {
      scriptSystem::scriptLog( file->getLine( ) );
    }
  }    
    
  void scriptResource::load( void ) {
    if ( !loaded ) {    
      if ( !scriptSystem::get( )._findResourceData( fileName, *file ) ) {
	oasisError( exception::ET_FILE_NOT_FOUND, 
		    "Could not locate script file" + fileName, 
		    "scriptResource::load" );
      } else {
	Ogre::LogManager::getSingleton( ).logMessage( Ogre::LML_NORMAL, "Loaded script resource %s", fileName.c_str( ) );
      }
      
      loaded = true;
      mySize = ( size )file->getSize( );
    }
  }
  
  void scriptResource::unload( void ) {
    if ( loaded ) {
      file->clear( );
      loaded = false;  
      mySize = 0;
    }
  }
}