/*
 *
 *  This file is part of the XForms library package.
 *
 * XForms 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, or
 * (at your option) any later version.
 *
 * XForms 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 XForms; see the file COPYING.  If not, write to
 * the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
 * MA 02111-1307, USA.
 *
 */


/**
 * \file pcanvas.h
 *.
 *  This file is part of the XForms library package.
 *  Copyright (c) 1995-1997  T.C. Zhao and Mark Overmars
 *  All rights reserved.
 *.
 */

#ifndef PCANVAS_H
#define PCANVAS_H


/* Canvas specific stuff */

typedef struct
{
    const char            * winname;	/* name of the window                */
    Window                  parent;		/* real parent(needed for dblbuffer) */
    Window                  window;		/* Canvas window                     */
    Visual                * visual;		/* canvas visual                     */
    void                  * context;	/* context for glx/mesa              */

    FL_MODIFY_CANVAS_PROP   init;
    FL_MODIFY_CANVAS_PROP   activate;
    FL_MODIFY_CANVAS_PROP   cleanup;

    Colormap                colormap;	/* colormap for the canvas       */
    GC                      gc;
    unsigned int            mask,
	                        user_mask;
    int                     depth;
    int                     dec_type;	/* if and how to decorate canvas */
    int                     x,			/* window size                   */
	                        y,
	                        w,
	                        h;
    int                     yield_to_shortcut;  /* other object's shortcut
												 has priority */

    XSetWindowAttributes    xswa;
    XSetWindowAttributes    user_xswa;

    FL_OBJECT             * last_active;	/* last sp->activated object */

    /* this is not exactly right. sort of wasteful */

    FL_HANDLE_CANVAS         canvas_handler[ LASTEvent ];
    void *                   user_data[ LASTEvent ];
    int                      keep_colormap;

    Window                   swindow;		/* scrolled/subwindow           */
    int                      sx,
	                         sy,
	                         sw,
	                         sh;			/* scrolled window size          */
} FLI_CANVAS_SPEC;


#endif /* PCANVAS_H */
