/* -*- mode: C++; tab-width: 4; c-basic-offset: 4; -*- */
/* AbiWord
 * Copyright (C) 2004-2006 Tomas Frydrych <dr.tomas@yahoo.co.uk>
 * Copyright (C) 2009 Hubert Figuiere
 * 
 * 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.
 */


#ifndef __GR_UNIXCAIROGRAPHICS_H__
#define __GR_UNIXCAIROGRAPHICS_H__

#include <gdk/gdk.h>
#include "gr_CairoGraphics.h"

class ABI_EXPORT GR_UnixCairoAllocInfo : public GR_CairoAllocInfo
{
public:
 	GR_UnixCairoAllocInfo(GdkWindow * win)
		: GR_CairoAllocInfo(false, false),
		m_win(win)
		{}
	
	GR_UnixCairoAllocInfo(bool bPreview)
		: GR_CairoAllocInfo(bPreview, true),
		  m_win(NULL){}
	virtual cairo_t *createCairo();

	GdkWindow     * m_win;
};

class ABI_EXPORT GR_UnixCairoGraphicsBase
	: public GR_CairoGraphics
{
 public:
	~GR_UnixCairoGraphicsBase();

	virtual GR_Image*	createNewImage(const char* pszName,
									   const UT_ByteBuf* pBB,
		                               const std::string& mimetype,
									   UT_sint32 iDisplayWidth,
									   UT_sint32 iDisplayHeight,
									   GR_Image::GRType =GR_Image::GRT_Raster);
 protected:
	GR_UnixCairoGraphicsBase();
	GR_UnixCairoGraphicsBase(cairo_t *cr, UT_uint32 iDeviceResolution);

};


class ABI_EXPORT GR_UnixCairoGraphics
	: public GR_UnixCairoGraphicsBase
{
public:
	~GR_UnixCairoGraphics();
	static UT_uint32       s_getClassId() {return GRID_UNIX_PANGO;}
	virtual UT_uint32      getClassId() {return s_getClassId();}

	static const char *    graphicsDescriptor(){return "Unix Cairo Pango";}
	static GR_Graphics *   graphicsAllocator(GR_AllocInfo&);
	GdkWindow *  getWindow () {return m_pWin;}

	virtual GR_Font * getGUIFont(void);
	
	virtual void		setCursor(GR_Graphics::Cursor c);
	void                createPixmapFromXPM(char ** pXPM,GdkPixmap *source,
											GdkBitmap * mask);
	virtual void		scroll(UT_sint32, UT_sint32);
	virtual void		scroll(UT_sint32 x_dest, UT_sint32 y_dest,
						   UT_sint32 x_src, UT_sint32 y_src,
						   UT_sint32 width, UT_sint32 height);
	virtual void	    saveRectangle(UT_Rect & r, UT_uint32 iIndx);
	virtual void	    restoreRectangle(UT_uint32 iIndx);
	virtual GR_Image *  genImageFromRectangle(const UT_Rect & r);

	void				init3dColors(GtkStyle * pStyle);
	void				initWidget(GtkWidget *widget);

protected:
	virtual void		_resetClip(void);
	static void		widget_size_allocate (GtkWidget        *widget,
									  GtkAllocation    *allocation,
									  GR_UnixCairoGraphics *me);
	GR_UnixCairoGraphics(GdkDrawable * win = NULL);
	virtual GdkDrawable * _getDrawable(void)
	{  return static_cast<GdkDrawable *>(m_pWin);}

	UT_GenericVector<UT_Rect*>     m_vSaveRect;
	UT_GenericVector<GdkPixbuf *>  m_vSaveRectBuf;
private:
	GdkWindow *       m_pWin;

};


#endif