/usr/include/FL/Fl_PNG_Image.H is in libfltk1.3-dev 1.3.0-8.
This file is owned by root:root, with mode 0o644.
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// "$Id: Fl_PNG_Image.H 8287 2011-01-17 20:51:12Z manolo $"
//
// PNG image header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2010 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
/* \file
Fl_PNG_Image class . */
#ifndef Fl_PNG_Image_H
#define Fl_PNG_Image_H
# include "Fl_Image.H"
/**
The Fl_PNG_Image class supports loading, caching,
and drawing of Portable Network Graphics (PNG) image files. The
class loads colormapped and full-color images and handles color-
and alpha-based transparency.
*/
class FL_EXPORT Fl_PNG_Image : public Fl_RGB_Image {
public:
Fl_PNG_Image(const char* filename);
Fl_PNG_Image (const char *name_png, const unsigned char *buffer, int datasize);
private:
void load_png_(const char *name_png, const unsigned char *buffer_png, int datasize);
};
#endif
//
// End of "$Id: Fl_PNG_Image.H 8287 2011-01-17 20:51:12Z manolo $".
//
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