/*
 *  Copyright © 2006-2013 SplinterGU (Fenix/Bennugd)
 *
 *  This file is part of Bennu - Game Development
 *
 *  This software is provided 'as-is', without any express or implied
 *  warranty. In no event will the authors be held liable for any damages
 *  arising from the use of this software.
 *
 *  Permission is granted to anyone to use this software for any purpose,
 *  including commercial applications, and to alter it and redistribute it
 *  freely, subject to the following restrictions:
 *
 *     1. The origin of this software must not be misrepresented; you must not
 *     claim that you wrote the original software. If you use this software
 *     in a product, an acknowledgment in the product documentation would be
 *     appreciated but is not required.
 *
 *     2. Altered source versions must be plainly marked as such, and must not be
 *     misrepresented as being the original software.
 *
 *     3. This notice may not be removed or altered from any source
 *     distribution.
 *
 */

#ifndef __OBJECT_H
#define __OBJECT_H

/* --------------------------------------------------------------------------- */

typedef int ( OBJ_INFO )( void * what, REGION * clip, int * key, int * ready );
typedef void ( OBJ_DRAW )( void * what, REGION * clip );

typedef struct _object
{
    int z ;
    OBJ_INFO * info ;
    OBJ_DRAW * draw ;
    void * what ;
    int changed ;
    int ready ;         /* Ready to draw */
    REGION bbox ;
    REGION bbox_saved ;

    int seq;

    struct _object * prev ;
    struct _object * next ;
}
OBJECT ;

typedef struct _container
{
    int key ;
    OBJECT * first_in_key ;

    struct _container * prev ;
    struct _container * next ;
}
CONTAINER ;

/* --------------------------------------------------------------------------- */

//extern CONTAINER * sorted_object_list;

/* --------------------------------------------------------------------------- */

extern CONTAINER * search_container( int key ) ;
extern CONTAINER * get_container( int key ) ;
extern void destroy_container( CONTAINER * ctr ) ;
extern int gr_new_object( int z, OBJ_INFO * info, OBJ_DRAW * draw, void * what );
extern void gr_destroy_object( int id ) ;
extern void gr_update_objects_mark_rects( int restore, int dump ) ;
extern void gr_draw_objects( REGION * updaterects, int count ) ;
extern void gr_draw_objects_complete( void ) ;

/* --------------------------------------------------------------------------- */

#endif
