/usr/include/FL/Fl_Shared_Image.H is in libfltk1.1-dev 1.1.10-23.
This file is owned by root:root, with mode 0o644.
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// "$Id: Fl_Shared_Image.H 4288 2005-04-16 00:13:17Z mike $"
//
// Shared image header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2005 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
//
#ifndef Fl_Shared_Image_H
# define Fl_Shared_Image_H
# include "Fl_Image.H"
// Test function for adding new formats
typedef Fl_Image *(*Fl_Shared_Handler)(const char *name, uchar *header,
int headerlen);
// Shared images class.
class FL_EXPORT Fl_Shared_Image : public Fl_Image {
protected:
static Fl_Shared_Image **images_; // Shared images
static int num_images_; // Number of shared images
static int alloc_images_; // Allocated shared images
static Fl_Shared_Handler *handlers_; // Additional format handlers
static int num_handlers_; // Number of format handlers
static int alloc_handlers_; // Allocated format handlers
const char *name_; // Name of image file
int original_; // Original image?
int refcount_; // Number of times this image has been used
Fl_Image *image_; // The image that is shared
int alloc_image_; // Was the image allocated?
static int compare(Fl_Shared_Image **i0, Fl_Shared_Image **i1);
// Use get() and release() to load/delete images in memory...
Fl_Shared_Image();
Fl_Shared_Image(const char *n, Fl_Image *img = 0);
virtual ~Fl_Shared_Image();
void add();
void update();
public:
const char *name() { return name_; }
int refcount() { return refcount_; }
void release();
void reload();
virtual Fl_Image *copy(int W, int H);
Fl_Image *copy() { return copy(w(), h()); }
virtual void color_average(Fl_Color c, float i);
virtual void desaturate();
virtual void draw(int X, int Y, int W, int H, int cx, int cy);
void draw(int X, int Y) { draw(X, Y, w(), h(), 0, 0); }
virtual void uncache();
static Fl_Shared_Image *find(const char *n, int W = 0, int H = 0);
static Fl_Shared_Image *get(const char *n, int W = 0, int H = 0);
static Fl_Shared_Image **images();
static int num_images();
static void add_handler(Fl_Shared_Handler f);
static void remove_handler(Fl_Shared_Handler f);
};
//
// The following function is provided in the fltk_images library and
// registers all of the "extra" image file formats that are not part
// of the core FLTK library...
//
FL_EXPORT extern void fl_register_images();
#endif // !Fl_Shared_Image_H
//
// End of "$Id: Fl_Shared_Image.H 4288 2005-04-16 00:13:17Z mike $"
//
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