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Merge pull request #4428 from Ccomp5950/canister_icon_fix

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Code effeciency project:  Canister icon updates
This commit is contained in:
Zuhayr
2014-02-15 12:21:37 +10:30
parent 57607eb5f7 56f61d2296
commit 0e778bcdb7
1 changed files with 51 additions and 16 deletions
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67
code/game/machinery/atmoalter/canister.dm
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@@ -17,6 +17,7 @@
volume = 1000
use_power = 0
var/release_log = ""
var/update_flag = 0
/obj/machinery/portable_atmospherics/canister/sleeping_agent
name = "Canister: \[N2O\]"
@@ -49,30 +50,64 @@
canister_color = "grey"
can_label = 0
/obj/machinery/portable_atmospherics/canister/proc/check_change()
var/old_flag = update_flag
update_flag = 0
if(holding)
update_flag |= 1
if(connected_port)
update_flag |= 2
var/tank_pressure = air_contents.return_pressure()
if(tank_pressure < 10)
update_flag |= 4
else if(tank_pressure < ONE_ATMOSPHERE)
update_flag |= 8
else if(tank_pressure < 15*ONE_ATMOSPHERE)
update_flag |= 16
else
update_flag |= 32
if(update_flag == old_flag)
return 1
else
return 0
/obj/machinery/portable_atmospherics/canister/update_icon()
src.overlays = 0
/*
update_flag
1 = holding
2 = connected_port
4 = tank_pressure < 10
8 = tank_pressure < ONE_ATMOS
16 = tank_pressure < 15*ONE_ATMOS
32 = tank_pressure go boom.
*/
if (src.destroyed)
src.overlays = 0
src.icon_state = text("[]-1", src.canister_color)
else
if(icon_state != "[canister_color]")
icon_state = "[canister_color]"
if(holding)
overlays += "can-open"
if(check_change()) //Returns 1 if no change needed to icons.
return
if(connected_port)
overlays += "can-connector"
src.overlays = 0
var/tank_pressure = air_contents.return_pressure()
if (tank_pressure < 10)
overlays += image('icons/obj/atmos.dmi', "can-o0")
else if (tank_pressure < ONE_ATMOSPHERE)
overlays += image('icons/obj/atmos.dmi', "can-o1")
else if (tank_pressure < 15*ONE_ATMOSPHERE)
overlays += image('icons/obj/atmos.dmi', "can-o2")
else
overlays += image('icons/obj/atmos.dmi', "can-o3")
if(update_flag & 1)
overlays += "can-open"
if(update_flag & 2)
overlays += "can-connector"
if(update_flag & 4)
overlays += "can-o0"
if(update_flag & 8)
overlays += "can-o1"
else if(update_flag & 16)
overlays += "can-o2"
else if(update_flag & 32)
overlays += "can-o3"
return
/obj/machinery/portable_atmospherics/canister/temperature_expose(datum/gas_mixture/air, exposed_temperature, exposed_volume)