AbiWord: gr_UnixImage.h Source File

00001 /* AbiWord
00002  * Copyright (C) 2001-2002 Dom Lachowicz
00003  * 
00004  * This program is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU General Public License
00006  * as published by the Free Software Foundation; either version 2
00007  * of the License, or (at your option) any later version.
00008  * 
00009  * This program is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  * GNU General Public License for more details.
00013  * 
00014  * You should have received a copy of the GNU General Public License
00015  * along with this program; if not, write to the Free Software
00016  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  
00017  * 02111-1307, USA.
00018  */
00019 
00020 #ifndef GR_UNIXGNOMEIMAGE_H
00021 #define GR_UNIXGNOMEIMAGE_H
00022 
00023 #include <gdk-pixbuf/gdk-pixbuf.h>
00024 
00025 #include "gr_Image.h"
00026 
00027 class ABI_EXPORT GR_UnixImage : public GR_RasterImage
00028 {
00029     friend class GR_UnixPangoGraphics;
00030 public:
00031     GR_UnixImage(const char* pszName);
00032     GR_UnixImage(const char* pszName, GdkPixbuf * pPixbif);
00033     GR_UnixImage(const char* pszName, GRType imageType);
00034     virtual ~GR_UnixImage();
00035 
00036     virtual bool        convertToBuffer(UT_ByteBuf** ppBB) const;
00037     virtual bool        convertFromBuffer(const UT_ByteBuf* pBB, UT_sint32 iDisplayWidth, UT_sint32 iDisplayHeight);
00038     bool                saveToPNG(const char * szFile);
00039     virtual bool hasAlpha (void) const;
00040     virtual UT_sint32  rowStride (void) const;
00041     virtual GR_Image::GRType getType(void) const;
00042     GdkPixbuf *         getData(void) const { return m_image; }
00043     virtual GR_Image *  createImageSegment(GR_Graphics * pG, const UT_Rect & rec);
00044     virtual void        scaleImageTo(GR_Graphics * pG, const UT_Rect & rec);
00045     virtual bool isTransparentAt(UT_sint32 x, UT_sint32 y);
00046     void scale (UT_sint32 iDisplayWidth, UT_sint32 iDisplayHeight);
00047 
00048 private:
00049     GdkPixbuf * m_image;
00050     GR_Image::GRType m_ImageType;
00051 };
00052 
00053 #endif /* GR_UNIXGNOMEIMAGE_H */