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S.P.L.U.R.T-Station-13/code/datums/components/shrapnel.dm

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/datum/component/shrapnel
var/projectile_type
var/radius // shoots a projectile for every turf on this radius from the hit target
var/override_projectile_range
/datum/component/shrapnel/Initialize(projectile_type, radius=1, override_projectile_range)
if(!isgun(parent) && !ismachinery(parent) && !isstructure(parent))
return COMPONENT_INCOMPATIBLE
src.projectile_type = projectile_type
src.radius = radius
src.override_projectile_range = override_projectile_range
/datum/component/shrapnel/RegisterWithParent()
if(ismachinery(parent) || isstructure(parent) || isgun(parent)) // turrets, etc
RegisterSignal(parent, COMSIG_PROJECTILE_ON_HIT, .proc/projectile_hit)
/datum/component/shrapnel/UnregisterFromParent()
UnregisterSignal(parent, list(COMSIG_PROJECTILE_ON_HIT))
/datum/component/shrapnel/proc/projectile_hit(atom/fired_from, atom/movable/firer, atom/target, Angle)
do_shrapnel(firer, target)
/datum/component/shrapnel/proc/do_shrapnel(mob/firer, atom/target)
if(radius < 1)
return
var/turf/target_turf = get_turf(target)
for(var/turf/shootat_turf in RANGE_TURFS(radius, target) - RANGE_TURFS(radius-1, target))
var/obj/item/projectile/P = new projectile_type(target_turf)
//Shooting Code:
P.range = radius+1
if(override_projectile_range)
P.range = override_projectile_range
P.preparePixelProjectile(shootat_turf, target)
P.firer = firer // don't hit ourself that would be really annoying
P.permutated += target // don't hit the target we hit already with the flak
P.fire()