NullGSystem.h

#ifndef __NullGSystem__
#define __NullGSystem__
 
/*
  GUIDO Library
  Copyright (C) 2003-2006 Grame
 
  This Source Code Form is subject to the terms of the Mozilla Public
  License, v. 2.0. If a copy of the MPL was not distributed with this
  file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
  Grame Research Laboratory, 11, cours de Verdun Gensoul 69002 Lyon - France
  research@grame.fr
 
*/
 
#include "NullGFont.h"
#include "NullGDevice.h"
#include "VGSystem.h"
 
// --------------------------------------------------------------
//  Null Graphic System class
// --------------------------------------------------------------
class NullGSystem : public VGSystem 
{                   
    public:
                                 NullGSystem()  {}
        virtual                 ~NullGSystem()  {}
 
        // - VGDevice services -------------------------------------------
        virtual VGDevice*       CreateDisplayDevice( )                          
                                    { return new NullGDevice(this); }   
        virtual VGDevice*       CreateMemoryDevice( int inWidth, int inHeight ) 
                                    { return new NullGDevice(this, inWidth, inHeight); }    
        virtual VGDevice*       CreateMemoryDevice( const char * inPath )       
                                    { return new NullGDevice(this); }
        virtual VGDevice*       CreatePrinterDevice( )                          
                                    { return new NullGDevice(this); }
 
        virtual VGDevice*       CreateAntiAliasedMemoryDevice( int inWidth, int inHeight )
                                    { return new NullGDevice(this, inWidth, inHeight); }    
 
        // - Font services -----------------------------------------------
        virtual const VGFont*   CreateVGFont( const char * faceName, int size, int properties ) const 
                                    { return new NullGFont(faceName, size, properties); }
};
 
#endif