Files
libreoffice/vcl/os2/source/gdi/salvd.cxx
Jens-Heiner Rechtien 8ab086b6cc initial import
2000-09-18 16:07:07 +00:00

231 lines
7.5 KiB
C++

/*************************************************************************
*
* $RCSfile: salvd.cxx,v $
*
* $Revision: 1.1.1.1 $
*
* last change: $Author: hr $ $Date: 2000-09-18 17:05:34 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* 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
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include <string.h>
#include <tools/svpm.h>
#define _SV_SALVD_CXX
#ifndef _SV_SALDATA_HXX
#include <saldata.hxx>
#endif
#ifndef _SV_SALINST_HXX
#include <salinst.hxx>
#endif
#ifndef _SV_SALGDI_HXX
#include <salgdi.hxx>
#endif
#ifndef _SV_SALVD_HXX
#include <salvd.hxx>
#endif
// =======================================================================
HBITMAP ImplCreateVirDevBitmap( HDC hDC, HPS hPS, long nDX, long nDY,
USHORT nBitCount )
{
if( !nBitCount )
{
LONG nDevBitCount;
DevQueryCaps( hDC, CAPS_COLOR_BITCOUNT, 1, &nDevBitCount );
nBitCount = nDevBitCount;
}
LONG nPlanes;
DevQueryCaps( hDC, CAPS_COLOR_PLANES, 1, &nPlanes );
// entsprechende Bitmap zum OutputDevice erzeugen
HBITMAP hBitmap;
BITMAPINFOHEADER2 aBitmapInfo;
memset( &aBitmapInfo, 0, sizeof( BITMAPINFOHEADER2 ) );
aBitmapInfo.cbFix = sizeof( BITMAPINFOHEADER2 );
aBitmapInfo.cx = nDX;
aBitmapInfo.cy = nDY;
aBitmapInfo.cPlanes = nPlanes;
aBitmapInfo.cBitCount = (nBitCount < 4) ? 4 : nBitCount;
hBitmap = GpiCreateBitmap( hPS, &aBitmapInfo, 0, NULL, NULL );
return hBitmap;
}
// -----------------------------------------------------------------------
SalVirtualDevice* SalInstance::CreateVirtualDevice( SalGraphics* pGraphics,
long nDX, long nDY,
USHORT nBitCount )
{
HAB hAB = GetSalData()->mhAB;
SIZEL size;
// create device context (at this time allways display compatible)
DEVOPENSTRUC aDevOpenStruc = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
HDC hDC = DevOpenDC( hAB, OD_MEMORY, (PSZ)"*", 5, (PDEVOPENDATA)&aDevOpenStruc, 0 );
if ( !hDC )
return NULL;
// create presentation space
size.cx = nDX;
size.cy = nDY;
HPS hPS = GpiCreatePS( hAB, hDC, &size, GPIT_MICRO | GPIA_ASSOC | PU_PELS );
if ( !hPS )
{
DevCloseDC( hDC );
return NULL;
}
// create bitmap for the virtual device
HBITMAP hBmp = ImplCreateVirDevBitmap( hDC, hPS, nDX, nDY, nBitCount );
if ( !hBmp )
{
GpiDestroyPS( hPS );
DevCloseDC( hDC );
return NULL;
}
// init data
SalVirtualDevice* pVDev = new SalVirtualDevice;
SalGraphics* pVirGraphics = new SalGraphics;
pVirGraphics->maGraphicsData.mhDC = hDC;
pVirGraphics->maGraphicsData.mhPS = hPS;
pVirGraphics->maGraphicsData.mhWnd = 0;
pVirGraphics->maGraphicsData.mnHeight = nDY;
pVirGraphics->maGraphicsData.mbPrinter = FALSE;
pVirGraphics->maGraphicsData.mbVirDev = TRUE;
pVirGraphics->maGraphicsData.mbWindow = FALSE;
pVirGraphics->maGraphicsData.mbScreen = pGraphics->maGraphicsData.mbScreen;
ImplSalInitGraphics( &(pVirGraphics->maGraphicsData) );
pVDev->maVirDevData.mhDC = hDC;
pVDev->maVirDevData.mhPS = hPS;
pVDev->maVirDevData.mhBmp = hBmp;
pVDev->maVirDevData.mhDefBmp = GpiSetBitmap( hPS, hBmp );
pVDev->maVirDevData.mpGraphics = pVirGraphics;
pVDev->maVirDevData.mnBitCount = nBitCount;
pVDev->maVirDevData.mbGraphics = FALSE;
return pVDev;
}
// -----------------------------------------------------------------------
void SalInstance::DestroyVirtualDevice( SalVirtualDevice* pDevice )
{
delete pDevice;
}
// =======================================================================
SalVirtualDevice::SalVirtualDevice()
{
}
// -----------------------------------------------------------------------
SalVirtualDevice::~SalVirtualDevice()
{
ImplSalDeInitGraphics( &(maVirDevData.mpGraphics->maGraphicsData) );
GpiSetBitmap( maVirDevData.mpGraphics->maGraphicsData.mhPS, maVirDevData.mhDefBmp );
GpiDeleteBitmap( maVirDevData.mhBmp );
GpiDestroyPS( maVirDevData.mpGraphics->maGraphicsData.mhPS );
DevCloseDC( maVirDevData.mpGraphics->maGraphicsData.mhDC );
delete maVirDevData.mpGraphics;
}
// -----------------------------------------------------------------------
SalGraphics* SalVirtualDevice::GetGraphics()
{
if ( maVirDevData.mbGraphics )
return NULL;
if ( maVirDevData.mpGraphics )
maVirDevData.mbGraphics = TRUE;
return maVirDevData.mpGraphics;
}
// -----------------------------------------------------------------------
void SalVirtualDevice::ReleaseGraphics( SalGraphics* )
{
maVirDevData.mbGraphics = FALSE;
}
// -----------------------------------------------------------------------
BOOL SalVirtualDevice::SetSize( long nDX, long nDY )
{
HBITMAP hNewBmp = ImplCreateVirDevBitmap( maVirDevData.mhDC,
maVirDevData.mhPS, nDX, nDY,
maVirDevData.mnBitCount );
if ( hNewBmp )
{
GpiSetBitmap( maVirDevData.mhPS, hNewBmp );
GpiDeleteBitmap( maVirDevData.mhBmp );
maVirDevData.mhBmp = hNewBmp;
maVirDevData.mpGraphics->maGraphicsData.mnHeight = nDY;
return TRUE;
}
else
return FALSE;
}