/********************************************************************************
*                                                                               *
*                          I C O   I m a g e   O b j e c t                      *
*                                                                               *
*********************************************************************************
* Copyright (C) 2001,2017 by Janusz Ganczarski.   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 3 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 program.  If not, see <http://www.gnu.org/licenses/>          *
********************************************************************************/
#ifndef FXICOIMAGE_H
#define FXICOIMAGE_H

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

namespace FX {


/// ICO (Microsoft icon format) graphics file
class FXAPI FXICOImage : public FXImage {
  FXDECLARE(FXICOImage)
protected:
  FXICOImage(){}
private:
  FXICOImage(const FXICOImage&);
  FXICOImage &operator=(const FXICOImage&);
public:
  static const FXchar fileExt[];
  static const FXchar mimeType[];
public:

  /// Construct image from memory stream formatted in Microsoft icon format
  FXICOImage(FXApp* a,const void *pix=NULL,FXuint opts=0,FXint w=1,FXint h=1);

  /// Save pixels into stream in Microsoft icon format
  virtual FXbool savePixels(FXStream& store) const;

  /// Load pixels from stream in Microsoft icon format
  virtual FXbool loadPixels(FXStream& store);

  /// Destroy image
  virtual ~FXICOImage();
  };


#ifndef FXLOADICO
#define FXLOADICO

/**
* Check if stream contains a ICO, return true if so.
*/
extern FXAPI FXbool fxcheckICO(FXStream& store);

/**
* Load an ICO (Microsoft icon format) file from a stream.
* Upon successful return, the pixel array and size are returned.
* If an error occurred, the pixel array is set to NULL.
*/
extern FXAPI FXbool fxloadICO(FXStream& store,FXColor*& data,FXint& width,FXint& height,FXint& xspot,FXint& yspot);

/**
* Save an ICO (Microsoft icon format) file to a stream.
* If no hot-spot given, save as an ICO instead of a CUR resource.
*/
extern FXAPI FXbool fxsaveICO(FXStream& store,const FXColor *data,FXint width,FXint height,FXint xspot=-1,FXint yspot=-1);

#endif

}

#endif
