Merge pull request #7561 from Mechoid/ProjectileUpkeep

Projectile Upkeep

code/modules/projectiles/guns/energy/hooklauncher.dm

@@ -5,12 +5,14 @@
 /obj/item/weapon/gun/energy/hooklauncher
 	name = "gravity whip"
 	desc = "A large, strange gauntlet."
+	icon = 'icons/obj/gun2.dmi'
 	icon_state = "gravwhip"
 	item_state = "gravwhip"
 	fire_sound_text = "laser blast"
 
 	fire_delay = 15
 	charge_cost = 300
+	charge_meter = FALSE
 
 	cell_type = /obj/item/weapon/cell/device/weapon
 	projectile_type = /obj/item/projectile/energy/hook
@@ -29,7 +31,6 @@
 	cell_type = /obj/item/weapon/cell/device/weapon/recharge/alien
 	battery_lock = TRUE
 	charge_cost = 400
-	charge_meter = FALSE
 
 	projectile_type = /obj/item/projectile/energy/hook/ring
 

code/modules/projectiles/guns/magic.dm

@@ -0,0 +1,60 @@
+/*
+ * "Magic" "Guns"
+ */
+
+/obj/item/weapon/gun/magic
+	name = "staff of nothing"
+	desc = "This staff is boring to watch because even though it came first you've seen everything it can do in other staves for years."
+	icon = 'icons/obj/wizard.dmi'
+	icon_state = "staffofnothing"
+	item_icons = list(
+		slot_l_hand_str = 'icons/mob/items/lefthand_magic.dmi',
+		slot_r_hand_str = 'icons/mob/items/righthand_magic.dmi',
+		)
+	fire_sound = 'sound/weapons/emitter.ogg'
+	w_class = ITEMSIZE_HUGE
+	projectile_type = null
+	var/checks_antimagic = TRUE
+	var/max_charges = 6
+	var/charges = 0
+	var/recharge_rate = 4
+	var/charge_tick = 0
+	var/can_charge = TRUE
+
+/obj/item/weapon/gun/magic/consume_next_projectile()
+	if(checks_antimagic && locate(/obj/item/weapon/nullrod) in usr) return null
+	if(!ispath(projectile_type)) return null
+	if(charges <= 0) return null
+
+	charges -= 1
+
+	return new projectile_type(src)
+
+/obj/item/weapon/gun/magic/Initialize()
+	. = ..()
+	charges = max_charges
+	if(can_charge)
+		START_PROCESSING(SSobj, src)
+
+/obj/item/weapon/gun/magic/Destroy()
+	if(can_charge)
+		STOP_PROCESSING(SSobj, src)
+	return ..()
+
+/obj/item/weapon/gun/magic/process()
+	if (charges >= max_charges)
+		charge_tick = 0
+		return
+	charge_tick++
+	if(charge_tick < recharge_rate)
+		return 0
+	charge_tick = 0
+	charges++
+	return 1
+
+/obj/item/weapon/gun/magic/handle_click_empty(mob/user)
+	if (user)
+		user.visible_message("*wzhzhzh*", "<span class='danger'>The [name] whizzles quietly.</span>")
+	else
+		src.visible_message("*wzhzh*")
+	playsound(src, 'sound/weapons/empty.ogg', 100, 1)

code/modules/projectiles/guns/magic/fireball.dm

@@ -0,0 +1,17 @@
+
+/obj/item/weapon/gun/magic/firestaff
+	name = "flaming staff"
+	desc = "A long, everburning torch."
+	icon = 'icons/obj/wizard.dmi'
+	icon_state = "staffoffire"
+	item_state = "staff"
+	fire_sound = 'sound/weapons/emitter.ogg'
+	w_class = ITEMSIZE_HUGE
+	checks_antimagic = TRUE
+	max_charges = 6
+	charges = 0
+	recharge_rate = 4
+	charge_tick = 0
+	can_charge = TRUE
+
+	projectile_type = /obj/item/projectile/energy/fireball

code/modules/projectiles/projectile.dm

@@ -739,6 +739,8 @@
 
 	shot_from = launcher.name
 	silenced = launcher.silenced
+	if(user)
+		firer = user
 
 	return launch_projectile(target, target_zone, user, params, angle_override, forced_spread)
 

code/modules/projectiles/projectile/hook.dm

@@ -27,13 +27,15 @@
 	var/list/help_messages = list("slaps", "pokes", "nudges", "bumps", "pinches")
 	var/done_mob_unique = FALSE	// Has the projectile already done something to a mob?
 
+	var/datum/beam/chain = null
+
 /obj/item/projectile/energy/hook/launch_projectile(atom/target, target_zone, mob/user, params, angle_override, forced_spread = 0)
 	var/expected_distance = get_dist(target, loc)
 	range = expected_distance // So the hook hits the ground if no mob is hit.
 	target_distance = expected_distance
 	if(firer)	// Needed to ensure later checks in impact and on hit function.
 		launcher_intent = firer.a_intent
-		firer.Beam(src,icon_state=beam_state,icon='icons/effects/beam.dmi',time=60, maxdistance=10,beam_type=/obj/effect/ebeam,beam_sleep_time=1)
+		chain = firer.Beam(src,icon_state=beam_state,icon='icons/effects/beam.dmi',time=60, maxdistance=10,beam_type=/obj/effect/ebeam,beam_sleep_time=1)
 
 	if(launcher_intent)
 		switch(launcher_intent)
@@ -58,10 +60,22 @@
 
 	..() // Does the regular launching stuff.
 
+/obj/item/projectile/energy/hook/after_move()
+	if(chain)
+		var/origin_turf = get_turf(firer)
+		var/target_turf = get_turf(src)
+		if(!chain.static_beam && (origin_turf != chain.origin_oldloc || target_turf != chain.target_oldloc))
+			chain.origin_oldloc = origin_turf //so we don't keep checking against their initial positions, leading to endless Reset()+Draw() calls
+			chain.target_oldloc = target_turf
+			chain.Reset()
+			chain.Draw()
+	return
+
 /obj/item/projectile/energy/hook/on_hit(var/atom/target, var/blocked = 0, var/def_zone = null)
 	if(..())
 		perform_intent_unique(target)
 
+
 /obj/item/projectile/energy/hook/on_impact(var/atom/A)
 	perform_intent_unique(get_turf(A))
 

code/modules/projectiles/projectile/magic.dm

@@ -0,0 +1,20 @@
+
+/obj/item/projectile/energy/fireball
+	name = "fireball"
+	icon_state = "fireball2"
+	damage = 15
+	damage_type = BURN
+	check_armour = "bomb"
+	armor_penetration = 25	// It's a great ball of fire.
+
+	combustion = TRUE
+
+/obj/item/projectile/energy/fireball/on_hit(var/atom/target, var/blocked = 0)
+	new /obj/effect/explosion(get_turf(target))
+	explosion(target, -1, 0, 2)
+	..()
+
+/obj/item/projectile/energy/fireball/on_impact(var/atom/target)
+	new /obj/effect/explosion(get_turf(target))
+	explosion(target, -1, 0, 2)
+	..()