prbitmapdatafile.h

虚拟打印机

/*
 *
 * prbitmapdatafile.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 PRBITMAPDATAFILE_H
#define PRBITMAPDATAFILE_H

#include "..\lib\dib.h"
#include "..\lib\prdatasource.h"


class PRBitmapDataFile : public PRDataSource {
public:
	PRBitmapDataFile();
	// DEBUG/FIX DOES THE BASE CLASS NEED TO HAVE A DESTRUCTOR FOR THIS TO BE SAFE??
	virtual ~PRBitmapDataFile();

	// ****** PRDataSource INTERFACE ******
	virtual ::PrintPreviewDataSource GetDataSourceType(void) const { return ::PrintPreviewDataSources::eBitmap; }

	virtual BOOL Open(const tstring& tstrFileName) ;
	virtual void Close(void) ;
	virtual BOOL IsOpen(void) const ;

	virtual BOOL GetAutoRotate(IN uint uiPage, OUT BOOL& bAutoRotate) const { return FALSE; }
	virtual BOOL GetEvenPageMargins(IN uint uiPage, OUT BOOL& bEvenPageMargins) const { return FALSE; }
	virtual const tstring & GetJobName(void) const ;
	virtual BOOL GetLandscape(IN uint uiPage, OUT BOOL& bLandscape) const { return FALSE; }
	//virtual BOOL GetNoCutGuidelines(IN uint uiPage, OUT BOOL& bNoCutGuidelines) const { return FALSE; }
	virtual uint GetPageCount(void) const ;
	// CALLER IS RESPONSIBLE FOR DELETING RETURNED HANDLE
	virtual HENHMETAFILE GetPageEMF(uint uiPage) const ;
	virtual BOOL GetResizedRenderSpec(IN uint uiPage, OUT ::RenderSpec& rs) const ;
	virtual BOOL GetResizedSourceSpec(IN uint uiPage, OUT ::SourceSpec& ssResized) const ;
	virtual BOOL GetSourcePageSpec(IN uint uiPage, OUT ::PageSpec& ps) const ;
	// CALLER IS RESPONSIBLE FOR FREEING RETURNED MALLOC'D BUFFER
	virtual PDEVMODE GetTargetPrinter(IN uint uiPage, OUT tstring& tstrTargetPrinterName) const ;

	// ****** END OF PRDataSource INTERFACE ******


private:
	tstring m_tstrJobName;
	DibFromFileMap m_dib;
};

#endif