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//==============================================================================
// trigger_changelevel
//==============================================================================

//======================================================================
// constants
//======================================================================

const float TRIGGER_CHANGELEVEL_EXITOFF = 8;    // was DT_EXITOFF

//======================================================================
// forward declarations
//======================================================================

void() trigger_changelevel_think;
void() trigger_changelevel_touch;
void() trigger_changelevel_use;
entity(entity src, vector org, string m) spawn_trigger_changelevel;
void(entity e) trigger_changelevel_init;
void() trigger_changelevel;

//------------------------------------------------------------------------------

/*QUAKED trigger_changelevel (0.5 0.5 0.5) ? NO_INTERMISSION X X X X X X X NOT_ON_EASY NOT_ON_NORMAL NOT_ON_HARD_OR_NIGHTMARE NOT_IN_DEATHMATCH NOT_IN_COOP NOT_IN_SINGLEPLAYER X NOT_ON_HARD_ONLY NOT_ON_NIGHTMARE_ONLY

When the player touches this, he gets sent to the map listed in the "map" variable.  Unless the NO_INTERMISSION flag is set, the view will go to the info_intermission spot and display stats.
*/

//----------------------------------------------------------------------
// class trigger_changelevel: base_trigger
// {
        //--------------------------------------------------------------
        // was changelevel_execute
        //--------------------------------------------------------------
        void() trigger_changelevel_think =
        {
                used_exit = self;
                local entity pos;

                intermission = 1;

                // enforce a wait time before allowing changelevel
                if (deathmatch)
                        intermission_exittime = time + 5;
                else
                        intermission_exittime = time + 2;

                WriteByte (MSG_ALL, SVC_CDTRACK);
                WriteByte (MSG_ALL, 3);
                WriteByte (MSG_ALL, 3);

                pos = FindIntermission ();

                other = findfloat (world, classtype, CT_PLAYER);
                while (other != world)
                {
                        other.velocity = '0 0 0';
                        other.view_ofs = '0 0 0';
                        other.angles = other.v_angle = pos.mangle;
                        // turn this way immediately
                        other.fixangle = TRUE;
                        other.nextthink = time + 0.5;
                        other.takedamage = DAMAGE_NO;
                        other.solid = SOLID_NOT;
                        other.movetype = MOVETYPE_NONE;
                        other.modelindex = 0;
                        setorigin (other, pos.origin);
                        fog_set_from_ent (other, pos);
                        other.SendFlags = 0xffffff;
                        other = findfloat (other, classtype, CT_PLAYER);
                }

                // Drake -- dumptruck_ds
                if (cutscene)
                {
                        // If player was in a cutscene when the level ended,
                        // restore viewsize.
                        pos = find (world, classname, "camera");
                        if (pos)
                        {
                                local string val;

                                val = ftos (pos.cnt);
                                cvar_set ("viewsize", val);
                        }
                }

                WriteByte (MSG_ALL, SVC_INTERMISSION);
        };

        //--------------------------------------------------------------
        void() trigger_changelevel_touch =
        {
                if (self.estate != STATE_ACTIVE)
                        return;

                // from Copper -- dumptruck_ds
                if (sub_checkvalidtouch(other) == FALSE)
                        return;

                if ((cvar("noexit") == 1) || ((cvar("noexit") == 2) &&
                        (mapname != "start")))
                {
                        t_damage2 (other, self, self, 50000);
                        return;
                }

                if (coop || deathmatch)
                {
                        bprint (other.netname);
                        bprint (" exited the level\n");
                }

                nextmap = self.map;
                sub_usetargets ();

                if ((self.spawnflags & 16) && (deathmatch == 0))
                {
                        // use info_player_start2 -- dumptruck_ds
                        item_sigil_touch2 ();
                }

                if ((self.spawnflags & 1) && (deathmatch == 0))
                {
                        // NO_INTERMISSION
                        GotoNextMap ();
                        return;
                }

                self.touch = sub_null;
                self.use = sub_null;

                // we can't move people right now, because touch functions
                // are called in the middle of C movement code, so set a
                // think time to do it
                self.nextthink = time + 0.1;
        };

        //--------------------------------------------------------------
        // trigger_changelevel_use
        // dumptruck_ds based on hipnotic blocker_use; was named dt_exit_toggle
        //--------------------------------------------------------------
        void() trigger_changelevel_use =
        {
                if (self.estate != STATE_ACTIVE)
                {
                        self.is_waiting = 0;
                        self.estate = STATE_ACTIVE;
                }
                else
                {
                        self.is_waiting = 1;
                        self.estate = STATE_INACTIVE;
                }
        };

        //--------------------------------------------------------------
        entity(entity src, vector org, string m) spawn_trigger_changelevel =
        {
                local entity e = spawn ();
                e.owner = src;
                e.origin = org;
                e.map = m;

                trigger_changelevel_init (e);
                return e;
        };

        //--------------------------------------------------------------
        void(entity e) trigger_changelevel_init =
        {
                e.classname = "trigger_changelevel";
                e.classtype = CT_TRIGGER_CHANGELEVEL;
                e.think = trigger_changelevel_think;
                e.touch = trigger_changelevel_touch;
                e.use = trigger_changelevel_use;

                // dumptruck_ds
                if (e.spawnflags & TRIGGER_CHANGELEVEL_EXITOFF)
                        e.is_waiting = 1;

                sub_checkwaiting (e);

                if (!e.map)
                        objerror ("changelevel trigger doesn't have map");

                base_trigger_init (e);

                e.flags |= FL_NOCENTERPRINT;
        };

        //--------------------------------------------------------------
        void() trigger_changelevel =
        {
                // new spawnflags for all entities -- iw
                if (SUB_Inhibit())
                        return;

                trigger_changelevel_init (self);
        };
// };