Sweden-Number/graphics/escape.c

167 lines
4.6 KiB
C

/*
* Escape() function.
*
* Copyright 1994 Bob Amstadt
* Copyright 2001 Alexandre Julliard
*
* 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
*/
#include <string.h>
#include "windef.h"
#include "wingdi.h"
#include "gdi.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(driver);
/************************************************************************
* Escape [GDI32.@]
*/
INT WINAPI Escape( HDC hdc, INT escape, INT in_count, LPCSTR in_data, LPVOID out_data )
{
INT ret;
POINT *pt;
switch (escape)
{
case ABORTDOC:
return AbortDoc( hdc );
case ENDDOC:
return EndDoc( hdc );
case GETPHYSPAGESIZE:
pt = out_data;
pt->x = GetDeviceCaps( hdc, PHYSICALWIDTH );
pt->y = GetDeviceCaps( hdc, PHYSICALHEIGHT );
return 1;
case GETPRINTINGOFFSET:
pt = out_data;
pt->x = GetDeviceCaps( hdc, PHYSICALOFFSETX );
pt->y = GetDeviceCaps( hdc, PHYSICALOFFSETY );
return 1;
case GETSCALINGFACTOR:
pt = out_data;
pt->x = GetDeviceCaps( hdc, SCALINGFACTORX );
pt->y = GetDeviceCaps( hdc, SCALINGFACTORY );
return 1;
case NEWFRAME:
return EndPage( hdc );
case SETABORTPROC:
return SetAbortProc( hdc, (ABORTPROC)in_data );
case STARTDOC:
{
DOCINFOA doc;
char *name = NULL;
/* in_data may not be 0 terminated so we must copy it */
if (in_data)
{
name = HeapAlloc( GetProcessHeap(), 0, in_count+1 );
memcpy( name, in_data, in_count );
name[in_count] = 0;
}
/* out_data is actually a pointer to the DocInfo structure and used as
* a second input parameter */
if (out_data) doc = *(DOCINFOA *)out_data;
else
{
doc.cbSize = sizeof(doc);
doc.lpszOutput = NULL;
doc.lpszDatatype = NULL;
doc.fwType = 0;
}
doc.lpszDocName = name;
ret = StartDocA( hdc, &doc );
if (name) HeapFree( GetProcessHeap(), 0, name );
if (ret > 0) ret = StartPage( hdc );
return ret;
}
case QUERYESCSUPPORT:
{
INT *ptr = (INT *)in_data;
if (in_count < sizeof(INT)) return 0;
switch(*ptr)
{
case ABORTDOC:
case ENDDOC:
case GETPHYSPAGESIZE:
case GETPRINTINGOFFSET:
case GETSCALINGFACTOR:
case NEWFRAME:
case QUERYESCSUPPORT:
case SETABORTPROC:
case STARTDOC:
return TRUE;
}
break;
}
}
/* if not handled internally, pass it to the driver */
return ExtEscape( hdc, escape, in_count, in_data, 0, out_data );
}
/******************************************************************************
* ExtEscape [GDI32.@]
*
* PARAMS
* hdc [I] Handle to device context
* nEscape [I] Escape function
* cbInput [I] Number of bytes in input structure
* lpszInData [I] Pointer to input structure
* cbOutput [I] Number of bytes in output structure
* lpszOutData [O] Pointer to output structure
*
* RETURNS
* Success: >0
* Not implemented: 0
* Failure: <0
*/
INT WINAPI ExtEscape( HDC hdc, INT nEscape, INT cbInput, LPCSTR lpszInData,
INT cbOutput, LPSTR lpszOutData )
{
INT ret = 0;
DC * dc = DC_GetDCPtr( hdc );
if (dc)
{
if (dc->funcs->pExtEscape)
ret = dc->funcs->pExtEscape( dc->physDev, nEscape, cbInput, lpszInData, cbOutput, lpszOutData );
GDI_ReleaseObj( hdc );
}
return ret;
}
/*******************************************************************
* DrawEscape [GDI32.@]
*
*
*/
INT WINAPI DrawEscape(HDC hdc, INT nEscape, INT cbInput, LPCSTR lpszInData)
{
FIXME("DrawEscape, stub\n");
return 0;
}