78 lines
2.6 KiB
Text
78 lines
2.6 KiB
Text
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//Allows you to set a theme for a set of areas without tying them to looping sounds explicitly
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/datum/component/area_sound_manager
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//area -> looping sound type
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var/list/area_to_looping_type = list()
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//Current sound loop
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var/datum/looping_sound/our_loop
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//A list of "acceptable" z levels to be on. If you leave this, we're gonna delete ourselves
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var/list/accepted_zs
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//The timer id of our current start delay, if it exists
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var/timerid
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/datum/component/area_sound_manager/Initialize(area_loop_pairs, change_on, remove_on, acceptable_zs)
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if(!ismovable(parent))
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return
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area_to_looping_type = area_loop_pairs
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accepted_zs = acceptable_zs
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change_the_track()
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RegisterSignal(parent, COMSIG_MOVABLE_MOVED, .proc/react_to_move)
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RegisterSignal(parent, COMSIG_MOVABLE_Z_CHANGED, .proc/react_to_z_move)
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RegisterSignal(parent, change_on, .proc/handle_change)
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RegisterSignal(parent, remove_on, .proc/handle_removal)
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/datum/component/area_sound_manager/Destroy(force, silent)
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QDEL_NULL(our_loop)
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. = ..()
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/datum/component/area_sound_manager/proc/react_to_move(datum/source, atom/oldloc, dir, forced)
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SIGNAL_HANDLER
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var/list/loop_lookup = area_to_looping_type
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if(loop_lookup[get_area(oldloc)] == loop_lookup[get_area(parent)])
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return
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change_the_track(TRUE)
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/datum/component/area_sound_manager/proc/react_to_z_move(datum/source, old_z, new_z)
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SIGNAL_HANDLER
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if(!length(accepted_zs) || (new_z in accepted_zs))
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return
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qdel(src)
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/datum/component/area_sound_manager/proc/handle_removal(datum/source)
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SIGNAL_HANDLER
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qdel(src)
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/datum/component/area_sound_manager/proc/handle_change(datum/source)
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SIGNAL_HANDLER
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change_the_track()
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/datum/component/area_sound_manager/proc/change_the_track(skip_start = FALSE)
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var/time_remaining = 0
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if(our_loop)
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var/our_id = our_loop.timerid || timerid
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if(our_id)
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time_remaining = timeleft(our_id, SSsound_loops) || 0
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//Time left will sometimes return negative values, just ignore them and start a new sound loop now
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time_remaining = max(time_remaining, 0)
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QDEL_NULL(our_loop)
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var/area/our_area = get_area(parent)
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var/new_loop_type = area_to_looping_type[our_area]
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if(!new_loop_type)
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return
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our_loop = new new_loop_type(parent, FALSE, TRUE, skip_start)
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//If we're still playing, wait a bit before changing the sound so we don't double up
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if(time_remaining)
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timerid = addtimer(CALLBACK(src, .proc/start_looping_sound), time_remaining, TIMER_UNIQUE | TIMER_CLIENT_TIME | TIMER_STOPPABLE | TIMER_NO_HASH_WAIT | TIMER_DELETE_ME, SSsound_loops)
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return
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timerid = null
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our_loop.start()
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/datum/component/area_sound_manager/proc/start_looping_sound()
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timerid = null
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if(our_loop)
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our_loop.start()
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