+++ /dev/null
-//
-// "$Id: Fl_Shared_Image.H,v 1.2 2002/12/01 15:38:37 neurosurg Exp $"
-//
-// Shared image header file for the Fast Light Tool Kit (FLTK).
-//
-// Copyright 1998-2002 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 to "fltk-bugs@fltk.org".
-//
-
-#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,v 1.2 2002/12/01 15:38:37 neurosurg Exp $"
-//