fallback.h

虚拟打印机

/*
 *
 * fallback.h
 *
   Copyright (C) 2006 Michael H. Overlin

   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.

   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   
   Contact at [e-mail]
 *
 */

#ifndef FALLBACK_H
#define FALLBACK_H

#include "types.h"

#include <windows.h>

struct _COLORINFO;
struct _GDIINFO;
typedef _GDIINFO* PGDIINFO;

extern const _COLORINFO g_ciDevice ;
extern const DEVMODE g_dmFallback ;

// DEBUG - FIX SOME OF THESE MAYBE CAN BE MADE PRIVATE

DWORD Fallback_GetDeviceCapabilities(
	HANDLE hPrinter,
    WORD  iDevCap,
    VOID  *pvOutput
	) ;

BOOL Fallback_GetGDIINFO(PGDIINFO pGDIInfo, PCDEVMODE pdmTargetPrinter) ;

// RETURNS WHETHER A VALID PAPER SIZE WAS SPECIFIED BY DEVMODE MEMBERS
// IF RETURN IS TRUE, out_szl IS SET TO SIZE IN MICROMETERS
BOOL Fallback_GetPaperSize(
	IN DWORD dmPaperSize,
	IN DWORD dmPaperWidth,
	IN DWORD dmPaperLength,
	IN const RECTL& rlMargins, // MARGINS FOR PRINTABLE AREA FROM SIDES OF PAGE, MICROMETERS
	OUT SIZEL& out_szl
) ;

// RETURNS WHETHER A VALID PAPER SIZE WAS SPECIFIED BY DEVMODE MEMBERS
// IF TRUE, SETS OUT PARAMS AS SPECIFIED IN DOCS FOR GDIINFO STRUCTURE MEMBERS
BOOL Fallback_GetPaperGDIINFO(
	IN BOOL bLandscape,
	IN DWORD dmPaperSize,
	IN DWORD dmPaperWidth,
	IN DWORD dmPaperLength,
    IN const ULONG ulLogPixelsX,
	IN const ULONG ulLogPixelsY,
	IN const RECTL& rlMargins,			// PAGE MARGINS IN MICROMETERS
	OUT ULONG& ulHorzSize, 
	OUT ULONG& ulVertSize, 
	OUT ULONG& ulHorzRes,
	OUT ULONG& ulVertRes,
	OUT POINTL& ptlPhysOffset,
	OUT SIZEL& szlPhysSize
	) ;

// IN MICROMETERS
void Fallback_GetPaperMargins(OUT RECTL& rlMargins);

// IN MICROMETERS
BOOL Fallback_IsPaperSizeValid(IN const SIZEL& szlPaper, IN const RECTL& rlMargins) ;

void Fallback_Merge(PDEVMODE pdmOut, PCDEVMODE pdmIn) ;

#endif