FXXBMImage.h

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/********************************************************************************
*                                                                               *
*                            X B M   I m a g e   O b j e c t                    *
*                                                                               *
*********************************************************************************
* Copyright (C) 2003,2006 by Jeroen van der Zijp.   All Rights Reserved.        *
*********************************************************************************
* 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.    *
*********************************************************************************
* $Id: FXXBMImage.h,v 1.12 2006/01/22 17:58:12 fox Exp $                        *
********************************************************************************/
#ifndef FXXBMIMAGE_H
#define FXXBMIMAGE_H

#ifndef FXIMAGE_H
#include "FXImage.h"
#endif

namespace FX {


/// X Bitmap image
class FXAPI FXXBMImage : public FXImage {
  FXDECLARE(FXXBMImage)
protected:
  FXXBMImage(){}
private:
  FXXBMImage(const FXXBMImage&);
  FXXBMImage &operator=(const FXXBMImage&);
public:
  static const FXchar fileExt[];
  static const FXchar mimeType[];
public:

  /// Construct image from memory stream formatted in X Bitmap format
  FXXBMImage(FXApp* a,const FXuchar *pixels=NULL,const FXuchar *mask=NULL,FXuint opts=0,FXint w=1,FXint h=1);

  /// Save pixels into stream in X Bitmap format
  virtual bool savePixels(FXStream& store) const;

  /// Load pixels from stream in X Bitmap format
  virtual bool loadPixels(FXStream& store);

  /// Destroy icon
  virtual ~FXXBMImage();
  };


#ifndef FXLOADXBM
#define FXLOADXBM

/**
* Check if stream contains a XBM, return TRUE if so.
*/
extern FXAPI bool fxcheckXBM(FXStream& store);

/**
* Load an XBM (X Bitmap) from pixel array and mask array.
* Upon successful return, the pixel array and size are returned.
* If an error occurred, the pixel array is set to NULL.
*/
extern FXAPI bool fxloadXBM(FXColor*& data,const FXuchar *pix,const FXuchar *msk,FXint width,FXint height);


/**
* Load an XBM (X Bitmap) file from a stream.
* Upon successful return, the pixel array and size, and hot-spot are returned.
* If an error occurred, the pixel array is set to NULL.
*/
extern FXAPI bool fxloadXBM(FXStream& store,FXColor*& data,FXint& width,FXint& height,FXint& hotx,FXint& hoty);


/**
* Save an XBM (X Bitmap) file to a stream; if the parameters hotx and hoty are set
* to -1, no hotspot location is saved.
*/
extern FXAPI bool fxsaveXBM(FXStream& store,const FXColor *data,FXint width,FXint height,FXint hotx=-1,FXint hoty=-1);

/**
* Save a PostScript file to a stream; format the picture to the maximal
* size that fits within the given margins of the indicated paper size.
*/
extern FXAPI bool fxsavePS(FXStream& store,const FXColor *data,FXint width,FXint height,FXint paperw=612,FXint paperh=792,FXint margin=35,bool color=true);

#endif

}

#endif

Copyright © 1997-2005 Jeroen van der Zijp