Files
harbour-core/harbour/source/rtl/saverest.c
2000-03-21 11:51:27 +00:00

68 lines
2.2 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* SAVESCREEN(), RESTSCREEN() functions
*
* Copyright 1999 {list of individual authors and e-mail addresses}
* www - http://www.harbour-project.org
*
* 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, with one exception:
*
* The exception is that if you link the Harbour Runtime Library (HRL)
* and/or the Harbour Virtual Machine (HVM) with other files to produce
* an executable, this does not by itself cause the resulting executable
* to be covered by the GNU General Public License. Your use of that
* executable is in no way restricted on account of linking the HRL
* and/or HVM code into it.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
* their web site at http://www.gnu.org/).
*
*/
#include "hbapi.h"
#include "hbapigt.h"
HB_FUNC( SAVESCREEN )
{
USHORT uiTop = ISNUM( 1 ) ? hb_parni( 1 ) : 0;
USHORT uiLeft = ISNUM( 2 ) ? hb_parni( 2 ) : 0;
USHORT uiBottom = ISNUM( 3 ) ? hb_parni( 3 ) : hb_gtMaxRow();
USHORT uiRight = ISNUM( 4 ) ? hb_parni( 4 ) : hb_gtMaxCol();
USHORT uiSize;
void * pBuffer;
hb_gtRectSize( uiTop, uiLeft, uiBottom, uiRight, &uiSize );
pBuffer = hb_xgrab( uiSize );
hb_gtSave( uiTop, uiLeft, uiBottom, uiRight, pBuffer );
hb_retclen( ( char * ) pBuffer, uiSize );
hb_xfree( ( char * ) pBuffer );
}
HB_FUNC( RESTSCREEN )
{
if( ISCHAR( 5 ) )
hb_gtRest( ISNUM( 1 ) ? hb_parni( 1 ) : 0,
ISNUM( 2 ) ? hb_parni( 2 ) : 0,
ISNUM( 3 ) ? hb_parni( 3 ) : hb_gtMaxRow(),
ISNUM( 4 ) ? hb_parni( 4 ) : hb_gtMaxCol(),
( void * ) hb_parc( 5 ) );
}