/* v0.8
 *
 * object.h:  Object module header.
 *
 * This program is free software and may be freely redistributed as
 * specified in the GNU General Public License.  Please see the file
 * 'COPYING' for details.   
 */

typedef struct tag_entry TAG;
typedef struct contact_entry CONTACT;
typedef struct ship_entry SHIP;

struct contact_entry {

	CONTACT *next;
	TAG *listref;
	int contact_number;
	int turns_of_contact;
	int turns_since_last_contact;
	int info_level;
	XYZ last_pos;
	int watcher;
	int inside_critical;
	int updated;

};

struct tag_entry {

	char name[NAME_LEN];
	dbref data_object;
	int space;
	int tagflags;
	XYZ pos;
	SPH heading;
	SPH heading_adj;
	float speed;
	float size;
	int sensor_range;
	int transporter_range;
	int critical_range;
	float cloak_effect;
	CONTACT *pending_lock;
	CONTACT *locked_on;
	SHIP *shipdata;
	CONTACT *contact_list;

	TAG *tractor_source;
	TAG *next;

};

extern TAG *space_list[];

#define TYPE_SHIP	0x00000001	/* Object is a ship */
#define TYPE_PLANET	0x00000002	/* Object is a planet */
#define CAN_MOVE	0x00000004
#define MANUAL_POS 	0x00000008
#define MANUAL_DIR 	0x00000010
#define EVENT_DRIVEN	0x00000020	/* Object should be checked for events*/
#define CAN_SENSE	0x00000040
#define CAN_BEAM_TO	0x00000080	/* Transporters can lock on object */
#define BEAMABLE	0x00000100	/* Object can be beamed */
#define ATTACKABLE	0x00000200	/* Object can be attacked */
#define HUGE_OBJ	0x00000400	/* Treat as a huge object w/ sensors */
#define OMNISCIENT	0x00000800	/* Object has infinite sensor range */
#define NEARSIGHTED	0x00001000	/* Object can see all within range */
#define INVISIBLE	0x00002000	/* Object is invisible */
#define HAZY		0x00004000	/* Object is difficult to see */
#define CATARACTS	0x00008000	/* Object has difficulty seeing */
#define CLOAKED		0x00010000	/* Object is cloaked */
#define CAN_BEAM_FROM	0x00020000	/* Things can be beamed from object */

#define CanMove(x)		((x->tagflags & CAN_MOVE) != 0)
#define CanSense(x)		((x->tagflags & CAN_SENSE) != 0)
#define Ship(x)			((x->tagflags & TYPE_SHIP) != 0)
#define Planet(x)		((x->tagflags & TYPE_PLANET) != 0)
#define ManualPosition(x)	((x->tagflags & MANUAL_POS) != 0)
#define ManualDirection(x)	((x->tagflags & MANUAL_DIR) != 0)
#define Beamable(x)		((x->tagflags & BEAMABLE) != 0)
#define CanBeamTo(x)		((x->tagflags & CAN_BEAM_TO) != 0)
#define CanBeamFrom(x)		((x->tagflags & CAN_BEAM_FROM) != 0)
#define Attackable(x)		((x->tagflags & ATTACKABLE) != 0)
#define Huge(x)			((x->tagflags & HUGE_OBJ) != 0)
#define Omniscient(x)		((x->tagflags & OMNISCIENT) != 0)
#define Nearsighted(x) 		((x->tagflags & NEARSIGHTED) != 0)
#define Invisible(x) 		((x->tagflags & INVISIBLE) != 0)
#define Hazy(x)			((x->tagflags & HAZY) != 0)
#define Cloaked(x)		((x->tagflags & CLOAKED) != 0)
#define HasCataracts(x) 	((x->tagflags & CATARACTS) != 0)
#define EventDriven(x)		((x->tagflags & EVENT_DRIVEN) != 0)

#define REMOVED		0x80000000 /* Object is to be removed from space */
#define Removed(x)	((x->tagflags & REMOVED) != 0)

#include "ship.h"

extern void objInitSpace(void);
extern void objAddObject(dbref);
extern void objRemoveObject(TAG *);
extern void objDisplaySpecs(TAG *, dbref, int);
extern void objSetObjectFlag(TAG *, dbref, int, char *);
extern void objSetShipFlag(TAG *, dbref, int, char *);
extern int objHasObjectFlag(TAG *, dbref, char *);
extern int objHasShipFlag(TAG *, dbref, char *);
extern void objList(dbref, int, int, int);
extern TAG *objFindObject(dbref target);

extern void objFreeMarkedObjects(int space);