Initial Commit

This commit is contained in:
skull132
2014-03-11 09:03:52 +02:00
commit a8d9450c7e
3486 changed files with 415920 additions and 0 deletions
@@ -0,0 +1,130 @@
obj/machinery/atmospherics/binary
dir = SOUTH
initialize_directions = SOUTH|NORTH
use_power = 1
var/datum/gas_mixture/air1
var/datum/gas_mixture/air2
var/obj/machinery/atmospherics/node1
var/obj/machinery/atmospherics/node2
var/datum/pipe_network/network1
var/datum/pipe_network/network2
New()
..()
switch(dir)
if(NORTH)
initialize_directions = NORTH|SOUTH
if(SOUTH)
initialize_directions = NORTH|SOUTH
if(EAST)
initialize_directions = EAST|WEST
if(WEST)
initialize_directions = EAST|WEST
air1 = new
air2 = new
air1.volume = 200
air2.volume = 200
// Housekeeping and pipe network stuff below
network_expand(datum/pipe_network/new_network, obj/machinery/atmospherics/pipe/reference)
if(reference == node1)
network1 = new_network
else if(reference == node2)
network2 = new_network
if(new_network.normal_members.Find(src))
return 0
new_network.normal_members += src
return null
Del()
loc = null
if(node1)
node1.disconnect(src)
del(network1)
if(node2)
node2.disconnect(src)
del(network2)
node1 = null
node2 = null
..()
initialize()
if(node1 && node2) return
var/node2_connect = dir
var/node1_connect = turn(dir, 180)
for(var/obj/machinery/atmospherics/target in get_step(src,node1_connect))
if(target.initialize_directions & get_dir(target,src))
node1 = target
break
for(var/obj/machinery/atmospherics/target in get_step(src,node2_connect))
if(target.initialize_directions & get_dir(target,src))
node2 = target
break
update_icon()
build_network()
if(!network1 && node1)
network1 = new /datum/pipe_network()
network1.normal_members += src
network1.build_network(node1, src)
if(!network2 && node2)
network2 = new /datum/pipe_network()
network2.normal_members += src
network2.build_network(node2, src)
return_network(obj/machinery/atmospherics/reference)
build_network()
if(reference==node1)
return network1
if(reference==node2)
return network2
return null
reassign_network(datum/pipe_network/old_network, datum/pipe_network/new_network)
if(network1 == old_network)
network1 = new_network
if(network2 == old_network)
network2 = new_network
return 1
return_network_air(datum/pipe_network/reference)
var/list/results = list()
if(network1 == reference)
results += air1
if(network2 == reference)
results += air2
return results
disconnect(obj/machinery/atmospherics/reference)
if(reference==node1)
del(network1)
node1 = null
else if(reference==node2)
del(network2)
node2 = null
return null
@@ -0,0 +1,127 @@
//node1, air1, network1 correspond to input
//node2, air2, network2 correspond to output
/obj/machinery/atmospherics/binary/circulator
name = "circulator/heat exchanger"
desc = "A gas circulator pump and heat exchanger."
icon = 'icons/obj/pipes.dmi'
icon_state = "circ-off"
anchored = 0
var/recent_moles_transferred = 0
var/last_heat_capacity = 0
var/last_temperature = 0
var/last_pressure_delta = 0
var/last_worldtime_transfer = 0
density = 1
/obj/machinery/atmospherics/binary/circulator/New()
..()
desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."
/obj/machinery/atmospherics/binary/circulator/proc/return_transfer_air()
var/datum/gas_mixture/removed
if(anchored && !(stat&BROKEN) )
var/input_starting_pressure = air1.return_pressure()
var/output_starting_pressure = air2.return_pressure()
last_pressure_delta = max(input_starting_pressure - output_starting_pressure + 10, 0)
//only circulate air if there is a pressure difference (plus 10 kPa to represent friction in the machine)
if(air1.temperature > 0 && last_pressure_delta > 0)
//Calculate necessary moles to transfer using PV = nRT
recent_moles_transferred = last_pressure_delta*air2.volume/(air1.temperature * R_IDEAL_GAS_EQUATION)
//Actually transfer the gas
removed = air1.remove(recent_moles_transferred)
if(removed)
last_heat_capacity = removed.heat_capacity()
last_temperature = removed.temperature
//Update the gas networks.
if(network1)
network1.update = 1
last_worldtime_transfer = world.time
else
recent_moles_transferred = 0
update_icon()
return removed
/obj/machinery/atmospherics/binary/circulator/process()
..()
if(last_worldtime_transfer < world.time - 50)
recent_moles_transferred = 0
update_icon()
/obj/machinery/atmospherics/binary/circulator/update_icon()
if(stat & (BROKEN|NOPOWER) || !anchored)
icon_state = "circ-p"
else if(last_pressure_delta > 0 && recent_moles_transferred > 0)
if(last_pressure_delta > 5*ONE_ATMOSPHERE)
icon_state = "circ-run"
else
icon_state = "circ-slow"
else
icon_state = "circ-off"
return 1
/obj/machinery/atmospherics/binary/circulator/attackby(obj/item/weapon/W as obj, mob/user as mob)
if(istype(W, /obj/item/weapon/wrench))
anchored = !anchored
user << "\blue You [anchored ? "secure" : "unsecure"] the bolts holding [src] to the floor."
if(anchored)
if(dir & (NORTH|SOUTH))
initialize_directions = NORTH|SOUTH
else if(dir & (EAST|WEST))
initialize_directions = EAST|WEST
initialize()
build_network()
if (node1)
node1.initialize()
node1.build_network()
if (node2)
node2.initialize()
node2.build_network()
else
if(node1)
node1.disconnect(src)
del(network1)
if(node2)
node2.disconnect(src)
del(network2)
node1 = null
node2 = null
else
..()
/obj/machinery/atmospherics/binary/circulator/verb/rotate_clockwise()
set category = "Object"
set name = "Rotate Circulator (Clockwise)"
set src in view(1)
if (usr.stat || usr.restrained() || anchored)
return
src.dir = turn(src.dir, 90)
desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."
/obj/machinery/atmospherics/binary/circulator/verb/rotate_anticlockwise()
set category = "Object"
set name = "Rotate Circulator (Counterclockwise)"
set src in view(1)
if (usr.stat || usr.restrained() || anchored)
return
src.dir = turn(src.dir, -90)
desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."
@@ -0,0 +1,199 @@
/obj/machinery/atmospherics/binary/dp_vent_pump
icon = 'icons/obj/atmospherics/dp_vent_pump.dmi'
icon_state = "off"
//node2 is output port
//node1 is input port
name = "Dual Port Air Vent"
desc = "Has a valve and pump attached to it. There are two ports."
level = 1
high_volume
name = "Large Dual Port Air Vent"
New()
..()
air1.volume = 1000
air2.volume = 1000
var/on = 0
var/pump_direction = 1 //0 = siphoning, 1 = releasing
var/external_pressure_bound = ONE_ATMOSPHERE
var/input_pressure_min = 0
var/output_pressure_max = 0
var/pressure_checks = 1
//1: Do not pass external_pressure_bound
//2: Do not pass input_pressure_min
//4: Do not pass output_pressure_max
update_icon()
if(on)
if(pump_direction)
icon_state = "[level == 1 && istype(loc, /turf/simulated) ? "h" : "" ]out"
else
icon_state = "[level == 1 && istype(loc, /turf/simulated) ? "h" : "" ]in"
else
icon_state = "[level == 1 && istype(loc, /turf/simulated) ? "h" : "" ]off"
on = 0
return
hide(var/i) //to make the little pipe section invisible, the icon changes.
if(on)
if(pump_direction)
icon_state = "[i == 1 && istype(loc, /turf/simulated) ? "h" : "" ]out"
else
icon_state = "[i == 1 && istype(loc, /turf/simulated) ? "h" : "" ]in"
else
icon_state = "[i == 1 && istype(loc, /turf/simulated) ? "h" : "" ]off"
on = 0
return
process()
..()
if(!on)
return 0
var/datum/gas_mixture/environment = loc.return_air()
var/environment_pressure = environment.return_pressure()
if(pump_direction) //input -> external
var/pressure_delta = 10000
if(pressure_checks&1)
pressure_delta = min(pressure_delta, (external_pressure_bound - environment_pressure))
if(pressure_checks&2)
pressure_delta = min(pressure_delta, (air1.return_pressure() - input_pressure_min))
if(pressure_delta > 0)
if(air1.temperature > 0)
var/transfer_moles = pressure_delta*environment.volume/(air1.temperature * R_IDEAL_GAS_EQUATION)
var/datum/gas_mixture/removed = air1.remove(transfer_moles)
loc.assume_air(removed)
if(network1)
network1.update = 1
else //external -> output
var/pressure_delta = 10000
if(pressure_checks&1)
pressure_delta = min(pressure_delta, (environment_pressure - external_pressure_bound))
if(pressure_checks&4)
pressure_delta = min(pressure_delta, (output_pressure_max - air2.return_pressure()))
if(pressure_delta > 0)
if(environment.temperature > 0)
var/transfer_moles = pressure_delta*air2.volume/(environment.temperature * R_IDEAL_GAS_EQUATION)
var/datum/gas_mixture/removed = loc.remove_air(transfer_moles)
air2.merge(removed)
if(network2)
network2.update = 1
return 1
//Radio remote control
proc
set_frequency(new_frequency)
radio_controller.remove_object(src, frequency)
frequency = new_frequency
if(frequency)
radio_connection = radio_controller.add_object(src, frequency, filter = RADIO_ATMOSIA)
broadcast_status()
if(!radio_connection)
return 0
var/datum/signal/signal = new
signal.transmission_method = 1 //radio signal
signal.source = src
signal.data = list(
"tag" = id,
"device" = "ADVP",
"power" = on,
"direction" = pump_direction?("release"):("siphon"),
"checks" = pressure_checks,
"input" = input_pressure_min,
"output" = output_pressure_max,
"external" = external_pressure_bound,
"sigtype" = "status"
)
radio_connection.post_signal(src, signal, filter = RADIO_ATMOSIA)
return 1
var/frequency = 0
var/id = null
var/datum/radio_frequency/radio_connection
initialize()
..()
if(frequency)
set_frequency(frequency)
receive_signal(datum/signal/signal)
if(!signal.data["tag"] || (signal.data["tag"] != id) || (signal.data["sigtype"]!="command"))
return 0
if("power" in signal.data)
on = text2num(signal.data["power"])
if("power_toggle" in signal.data)
on = !on
if("set_direction" in signal.data)
pump_direction = text2num(signal.data["set_direction"])
if("checks" in signal.data)
pressure_checks = text2num(signal.data["checks"])
if("purge" in signal.data)
pressure_checks &= ~1
pump_direction = 0
if("stabalize" in signal.data)
pressure_checks |= 1
pump_direction = 1
if("set_input_pressure" in signal.data)
input_pressure_min = between(
0,
text2num(signal.data["set_input_pressure"]),
ONE_ATMOSPHERE*50
)
if("set_output_pressure" in signal.data)
output_pressure_max = between(
0,
text2num(signal.data["set_output_pressure"]),
ONE_ATMOSPHERE*50
)
if("set_external_pressure" in signal.data)
external_pressure_bound = between(
0,
text2num(signal.data["set_external_pressure"]),
ONE_ATMOSPHERE*50
)
if("status" in signal.data)
spawn(2)
broadcast_status()
return //do not update_icon
//if(signal.data["tag"])
spawn(2)
broadcast_status()
update_icon()
@@ -0,0 +1,188 @@
obj/machinery/atmospherics/binary/passive_gate
//Tries to achieve target pressure at output (like a normal pump) except
// Uses no power but can not transfer gases from a low pressure area to a high pressure area
icon = 'icons/obj/atmospherics/passive_gate.dmi'
icon_state = "intact_off"
name = "Passive gate"
desc = "A one-way air valve that does not require power"
var/on = 0
var/target_pressure = ONE_ATMOSPHERE
var/frequency = 0
var/id = null
var/datum/radio_frequency/radio_connection
update_icon()
if(stat & NOPOWER)
icon_state = "intact_off"
else if(node1 && node2)
icon_state = "intact_[on?("on"):("off")]"
else
if(node1)
icon_state = "exposed_1_off"
else if(node2)
icon_state = "exposed_2_off"
else
icon_state = "exposed_3_off"
return
process()
..()
if(!on)
return 0
var/output_starting_pressure = air2.return_pressure()
var/input_starting_pressure = air1.return_pressure()
if(output_starting_pressure >= min(target_pressure,input_starting_pressure-10))
//No need to pump gas if target is already reached or input pressure is too low
//Need at least 10 KPa difference to overcome friction in the mechanism
return 1
//Calculate necessary moles to transfer using PV = nRT
if((air1.total_moles() > 0) && (air1.temperature>0))
var/pressure_delta = min(target_pressure - output_starting_pressure, (input_starting_pressure - output_starting_pressure)/2)
//Can not have a pressure delta that would cause output_pressure > input_pressure
var/transfer_moles = pressure_delta*air2.volume/(air1.temperature * R_IDEAL_GAS_EQUATION)
//Actually transfer the gas
var/datum/gas_mixture/removed = air1.remove(transfer_moles)
air2.merge(removed)
if(network1)
network1.update = 1
if(network2)
network2.update = 1
//Radio remote control
proc
set_frequency(new_frequency)
radio_controller.remove_object(src, frequency)
frequency = new_frequency
if(frequency)
radio_connection = radio_controller.add_object(src, frequency, filter = RADIO_ATMOSIA)
broadcast_status()
if(!radio_connection)
return 0
var/datum/signal/signal = new
signal.transmission_method = 1 //radio signal
signal.source = src
signal.data = list(
"tag" = id,
"device" = "AGP",
"power" = on,
"target_output" = target_pressure,
"sigtype" = "status"
)
radio_connection.post_signal(src, signal, filter = RADIO_ATMOSIA)
return 1
interact(mob/user as mob)
var/dat = {"<b>Power: </b><a href='?src=\ref[src];power=1'>[on?"On":"Off"]</a><br>
<b>Desirable output pressure: </b>
[round(target_pressure,0.1)]kPa | <a href='?src=\ref[src];set_press=1'>Change</a>
"}
user << browse("<HEAD><TITLE>[src.name] control</TITLE></HEAD><TT>[dat]</TT>", "window=atmo_pump")
onclose(user, "atmo_pump")
initialize()
..()
if(frequency)
set_frequency(frequency)
receive_signal(datum/signal/signal)
if(!signal.data["tag"] || (signal.data["tag"] != id) || (signal.data["sigtype"]!="command"))
return 0
if("power" in signal.data)
on = text2num(signal.data["power"])
if("power_toggle" in signal.data)
on = !on
if("set_output_pressure" in signal.data)
target_pressure = between(
0,
text2num(signal.data["set_output_pressure"]),
ONE_ATMOSPHERE*50
)
if("status" in signal.data)
spawn(2)
broadcast_status()
return //do not update_icon
spawn(2)
broadcast_status()
update_icon()
return
attack_hand(user as mob)
if(..())
return
src.add_fingerprint(usr)
if(!src.allowed(user))
user << "\red Access denied."
return
usr.set_machine(src)
interact(user)
return
Topic(href,href_list)
if(..()) return
if(href_list["power"])
on = !on
if(href_list["set_press"])
var/new_pressure = input(usr,"Enter new output pressure (0-4500kPa)","Pressure control",src.target_pressure) as num
src.target_pressure = max(0, min(4500, new_pressure))
usr.set_machine(src)
src.update_icon()
src.updateUsrDialog()
return
power_change()
..()
update_icon()
attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
if (!istype(W, /obj/item/weapon/wrench))
return ..()
if (on)
user << "\red You cannot unwrench this [src], turn it off first."
return 1
var/turf/T = src.loc
if (level==1 && isturf(T) && T.intact)
user << "\red You must remove the plating first."
return 1
var/datum/gas_mixture/int_air = return_air()
var/datum/gas_mixture/env_air = loc.return_air()
if ((int_air.return_pressure()-env_air.return_pressure()) > 2*ONE_ATMOSPHERE)
user << "\red You cannot unwrench this [src], it too exerted due to internal pressure."
add_fingerprint(user)
return 1
playsound(src.loc, 'sound/items/Ratchet.ogg', 50, 1)
user << "\blue You begin to unfasten \the [src]..."
if (do_after(user, 40))
user.visible_message( \
"[user] unfastens \the [src].", \
"\blue You have unfastened \the [src].", \
"You hear ratchet.")
new /obj/item/pipe(loc, make_from=src)
del(src)
@@ -0,0 +1,205 @@
/*
Every cycle, the pump uses the air in air_in to try and make air_out the perfect pressure.
node1, air1, network1 correspond to input
node2, air2, network2 correspond to output
Thus, the two variables affect pump operation are set in New():
air1.volume
This is the volume of gas available to the pump that may be transfered to the output
air2.volume
Higher quantities of this cause more air to be perfected later
but overall network volume is also increased as this increases...
*/
obj/machinery/atmospherics/binary/pump
icon = 'icons/obj/atmospherics/pump.dmi'
icon_state = "intact_off"
name = "Gas pump"
desc = "A pump"
var/on = 0
var/target_pressure = ONE_ATMOSPHERE
var/frequency = 0
var/id = null
var/datum/radio_frequency/radio_connection
highcap
name = "High capacity gas pump"
desc = "A high capacity pump"
target_pressure = 15000000
on
on = 1
icon_state = "intact_on"
update_icon()
if(stat & NOPOWER)
icon_state = "intact_off"
else if(node1 && node2)
icon_state = "intact_[on?("on"):("off")]"
else
if(node1)
icon_state = "exposed_1_off"
else if(node2)
icon_state = "exposed_2_off"
else
icon_state = "exposed_3_off"
return
process()
// ..()
if(stat & (NOPOWER|BROKEN))
return
if(!on)
return 0
var/output_starting_pressure = air2.return_pressure()
if( (target_pressure - output_starting_pressure) < 0.01)
//No need to pump gas if target is already reached!
return 1
//Calculate necessary moles to transfer using PV=nRT
if((air1.total_moles() > 0) && (air1.temperature>0))
var/pressure_delta = target_pressure - output_starting_pressure
var/transfer_moles = pressure_delta*air2.volume/(air1.temperature * R_IDEAL_GAS_EQUATION)
//Actually transfer the gas
var/datum/gas_mixture/removed = air1.remove(transfer_moles)
air2.merge(removed)
if(network1)
network1.update = 1
if(network2)
network2.update = 1
return 1
//Radio remote control
proc
set_frequency(new_frequency)
radio_controller.remove_object(src, frequency)
frequency = new_frequency
if(frequency)
radio_connection = radio_controller.add_object(src, frequency, filter = RADIO_ATMOSIA)
broadcast_status()
if(!radio_connection)
return 0
var/datum/signal/signal = new
signal.transmission_method = 1 //radio signal
signal.source = src
signal.data = list(
"tag" = id,
"device" = "AGP",
"power" = on,
"target_output" = target_pressure,
"sigtype" = "status"
)
radio_connection.post_signal(src, signal, filter = RADIO_ATMOSIA)
return 1
interact(mob/user as mob)
var/dat = {"<b>Power: </b><a href='?src=\ref[src];power=1'>[on?"On":"Off"]</a><br>
<b>Desirable output pressure: </b>
[round(target_pressure,0.1)]kPa | <a href='?src=\ref[src];set_press=1'>Change</a>
"}
user << browse("<HEAD><TITLE>[src.name] control</TITLE></HEAD><TT>[dat]</TT>", "window=atmo_pump")
onclose(user, "atmo_pump")
initialize()
..()
if(frequency)
set_frequency(frequency)
receive_signal(datum/signal/signal)
if(!signal.data["tag"] || (signal.data["tag"] != id) || (signal.data["sigtype"]!="command"))
return 0
if("power" in signal.data)
on = text2num(signal.data["power"])
if("power_toggle" in signal.data)
on = !on
if("set_output_pressure" in signal.data)
target_pressure = between(
0,
text2num(signal.data["set_output_pressure"]),
ONE_ATMOSPHERE*50
)
if("status" in signal.data)
spawn(2)
broadcast_status()
return //do not update_icon
spawn(2)
broadcast_status()
update_icon()
return
attack_hand(user as mob)
if(..())
return
src.add_fingerprint(usr)
if(!src.allowed(user))
user << "\red Access denied."
return
usr.set_machine(src)
interact(user)
return
Topic(href,href_list)
if(..()) return
if(href_list["power"])
on = !on
if(href_list["set_press"])
var/new_pressure = input(usr,"Enter new output pressure (0-4500kPa)","Pressure control",src.target_pressure) as num
src.target_pressure = max(0, min(4500, new_pressure))
usr.set_machine(src)
src.update_icon()
src.updateUsrDialog()
return
power_change()
..()
update_icon()
attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
if (!istype(W, /obj/item/weapon/wrench))
return ..()
if (!(stat & NOPOWER) && on)
user << "\red You cannot unwrench this [src], turn it off first."
return 1
var/turf/T = src.loc
if (level==1 && isturf(T) && T.intact)
user << "\red You must remove the plating first."
return 1
var/datum/gas_mixture/int_air = return_air()
var/datum/gas_mixture/env_air = loc.return_air()
if ((int_air.return_pressure()-env_air.return_pressure()) > 2*ONE_ATMOSPHERE)
user << "\red You cannot unwrench this [src], it too exerted due to internal pressure."
add_fingerprint(user)
return 1
playsound(src.loc, 'sound/items/Ratchet.ogg', 50, 1)
user << "\blue You begin to unfasten \the [src]..."
if (do_after(user, 40))
user.visible_message( \
"[user] unfastens \the [src].", \
"\blue You have unfastened \the [src].", \
"You hear ratchet.")
new /obj/item/pipe(loc, make_from=src)
del(src)
@@ -0,0 +1,199 @@
/*
Every cycle, the pump uses the air in air_in to try and make air_out the perfect pressure.
node1, air1, network1 correspond to input
node2, air2, network2 correspond to output
Thus, the two variables affect pump operation are set in New():
air1.volume
This is the volume of gas available to the pump that may be transfered to the output
air2.volume
Higher quantities of this cause more air to be perfected later
but overall network volume is also increased as this increases...
*/
obj/machinery/atmospherics/binary/volume_pump
icon = 'icons/obj/atmospherics/volume_pump.dmi'
icon_state = "intact_off"
name = "Volumetric gas pump"
desc = "A volumetric pump"
var/on = 0
var/transfer_rate = 200
var/frequency = 0
var/id = null
var/datum/radio_frequency/radio_connection
on
on = 1
icon_state = "intact_on"
update_icon()
if(stat & NOPOWER)
icon_state = "intact_off"
else if(node1 && node2)
icon_state = "intact_[on?("on"):("off")]"
else
if(node1)
icon_state = "exposed_1_off"
else if(node2)
icon_state = "exposed_2_off"
else
icon_state = "exposed_3_off"
return
process()
// ..()
if(stat & (NOPOWER|BROKEN))
return
if(!on)
return 0
// Pump mechanism just won't do anything if the pressure is too high/too low
var/input_starting_pressure = air1.return_pressure()
var/output_starting_pressure = air2.return_pressure()
if((input_starting_pressure < 0.01) || (output_starting_pressure > 9000))
return 1
var/transfer_ratio = max(1, transfer_rate/air1.volume)
var/datum/gas_mixture/removed = air1.remove_ratio(transfer_ratio)
air2.merge(removed)
if(network1)
network1.update = 1
if(network2)
network2.update = 1
return 1
proc
set_frequency(new_frequency)
radio_controller.remove_object(src, frequency)
frequency = new_frequency
if(frequency)
radio_connection = radio_controller.add_object(src, frequency)
broadcast_status()
if(!radio_connection)
return 0
var/datum/signal/signal = new
signal.transmission_method = 1 //radio signal
signal.source = src
signal.data = list(
"tag" = id,
"device" = "APV",
"power" = on,
"transfer_rate" = transfer_rate,
"sigtype" = "status"
)
radio_connection.post_signal(src, signal)
return 1
interact(mob/user as mob)
var/dat = {"<b>Power: </b><a href='?src=\ref[src];power=1'>[on?"On":"Off"]</a><br>
<b>Desirable output flow: </b>
[round(transfer_rate,1)]l/s | <a href='?src=\ref[src];set_transfer_rate=1'>Change</a>
"}
user << browse("<HEAD><TITLE>[src.name] control</TITLE></HEAD><TT>[dat]</TT>", "window=atmo_pump")
onclose(user, "atmo_pump")
initialize()
..()
set_frequency(frequency)
receive_signal(datum/signal/signal)
if(!signal.data["tag"] || (signal.data["tag"] != id) || (signal.data["sigtype"]!="command"))
return 0
if("power" in signal.data)
on = text2num(signal.data["power"])
if("power_toggle" in signal.data)
on = !on
if("set_transfer_rate" in signal.data)
transfer_rate = between(
0,
text2num(signal.data["set_transfer_rate"]),
air1.volume
)
if("status" in signal.data)
spawn(2)
broadcast_status()
return //do not update_icon
spawn(2)
broadcast_status()
update_icon()
attack_hand(user as mob)
if(..())
return
src.add_fingerprint(usr)
if(!src.allowed(user))
user << "\red Access denied."
return
usr.set_machine(src)
interact(user)
return
Topic(href,href_list)
if(..()) return
if(href_list["power"])
on = !on
if(href_list["set_transfer_rate"])
var/new_transfer_rate = input(usr,"Enter new output volume (0-200l/s)","Flow control",src.transfer_rate) as num
src.transfer_rate = max(0, min(200, new_transfer_rate))
usr.set_machine(src)
src.update_icon()
src.updateUsrDialog()
return
power_change()
..()
update_icon()
attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
if (!istype(W, /obj/item/weapon/wrench))
return ..()
if (!(stat & NOPOWER) && on)
user << "\red You cannot unwrench this [src], turn it off first."
return 1
var/turf/T = src.loc
if (level==1 && isturf(T) && T.intact)
user << "\red You must remove the plating first."
return 1
var/datum/gas_mixture/int_air = return_air()
var/datum/gas_mixture/env_air = loc.return_air()
if ((int_air.return_pressure()-env_air.return_pressure()) > 2*ONE_ATMOSPHERE)
user << "\red You cannot unwrench this [src], it too exerted due to internal pressure."
add_fingerprint(user)
return 1
playsound(src.loc, 'sound/items/Ratchet.ogg', 50, 1)
user << "\blue You begin to unfasten \the [src]..."
if (do_after(user, 40))
user.visible_message( \
"[user] unfastens \the [src].", \
"\blue You have unfastened \the [src].", \
"You hear ratchet.")
new /obj/item/pipe(loc, make_from=src)
del(src)