New Year's Tree.

How to deploy:
1) adminspawn /obj/item/weapon/firbang
2) activate and throw onto place where you want the tree
or just adminspawn /obj/new_year_tree
How to use:
1) get some shine item in hand
2) put item onto tree


git-svn-id: http://tgstation13.googlecode.com/svn/trunk@731 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/new_year.dm

@@ -0,0 +1,137 @@
+
+/obj/new_year_tree
+	name = "The fir"
+	desc = "This is a fir. Real fir on dammit spess station. You smell pine-needles."
+	icon = '160x160.dmi'
+	icon_state = "new-year-tree"
+	anchored = 1
+	opacity = 1
+	density = 1
+	layer = 5
+	pixel_x = -64
+	//pixel_y = -64
+
+/obj/new_year_tree/attackby(obj/item/W, mob/user)
+	if (istype(W, /obj/item/weapon/grab))
+		return
+	W.loc = src
+	if (user.client)
+		user.client.screen -= W
+	user.u_equip(W)
+	var/const/bottom_right_x = 115.0
+	var/const/bottom_right_y = 150.0
+	var/const/top_left_x = 15.0
+	var/const/top_left_y = 15.0
+	var/const/bottom_med_x = top_left_x+(bottom_right_x-top_left_x)/2
+	var/x = rand(top_left_x,bottom_med_x) //point in half of circumscribing rectangle
+	var/y = rand(top_left_y,bottom_right_y)
+	/*
+	y1=a*x1+b
+	y2=a*x2+b   	b = y2-a*x2
+	
+	y1=a*x1+ y2-a*x2
+	a*(x1-x2)+y2-y1=0
+	a = (y1-y2)/(x1-x2)
+	*/
+	var/a = (top_left_y-bottom_right_y)/(top_left_x-bottom_med_x)
+	var/b = bottom_right_y-a*bottom_med_x
+	
+	if (a*x+b < y) //if point is above diagonal top_left -> bottom_median
+		x = bottom_med_x + x - top_left_x
+		y = bottom_right_y - y + top_left_y
+	var/image/I = image(W.icon, W, icon_state = W.icon_state)
+	I.pixel_x = x
+	I.pixel_y = y
+	overlays += I
+
+/obj/item/weapon/firbang
+	desc = "It is set to detonate in 10 seconds."
+	name = "firbang"
+	icon = 'grenade.dmi'
+	icon_state = "flashbang"
+	var/state = null
+	var/det_time = 100.0
+	w_class = 2.0
+	item_state = "flashbang"
+	throw_speed = 4
+	throw_range = 20
+	flags = FPRINT | TABLEPASS | CONDUCT | ONBELT
+
+/obj/item/weapon/firbang/afterattack(atom/target as mob|obj|turf|area, mob/user as mob)
+	if (user.equipped() == src)
+		if ((user.mutations & 16) && prob(50))
+			user << "\red Huh? How does this thing work?!"
+			src.state = 1
+			src.icon_state = "flashbang1"
+			playsound(src.loc, 'armbomb.ogg', 75, 1, -3)
+			spawn( 5 )
+				prime()
+				return
+		else if (!( src.state ))
+			user << "\red You prime the [src]! [det_time/10] seconds!"
+			src.state = 1
+			src.icon_state = "flashbang1"
+			playsound(src.loc, 'armbomb.ogg', 75, 1, -3)
+			spawn( src.det_time )
+				prime()
+				return
+		user.dir = get_dir(user, target)
+		user.drop_item()
+		var/t = (isturf(target) ? target : target.loc)
+		walk_towards(src, t, 3)
+		src.add_fingerprint(user)
+	return
+
+/obj/item/weapon/firbang/attack_paw(mob/user as mob)
+	return src.attack_hand(user)
+
+/obj/item/weapon/firbang/attack_hand()
+	walk(src, null, null)
+	..()
+	return
+
+/obj/item/weapon/firbang/proc/prime()
+	playsound(src.loc, 'bang.ogg', 25, 1)
+	var/turf/T = get_turf(src)
+	if(T)
+		var/datum/effects/system/harmless_smoke_spread/smoke = new
+		smoke.set_up(3, 0, src.loc)
+		smoke.attach(src)
+		smoke.start()
+		var/datum/effects/system/spark_spread/s = new /datum/effects/system/spark_spread
+		s.set_up(3, 1, src)
+		s.start()
+		new /obj/new_year_tree(T)
+	del(src)
+	return
+
+/obj/item/weapon/firbang/attack_self(mob/user as mob)
+	if (!src.state)
+		if (user.mutations & 16)
+			user << "\red Huh? How does this thing work?!"
+			spawn( 5 )
+				prime()
+				return
+		else
+			user << "\red You prime the [src]! [det_time/10] seconds!"
+			src.state = 1
+			src.icon_state = "flashbang1"
+			add_fingerprint(user)
+			spawn( src.det_time )
+				prime()
+				return
+	return
+	
+/*
+/datum/supply_packs/new_year
+	name = "New Year Celebration Equipment"
+	contains = list("/obj/item/weapon/firbang",
+					"/obj/item/weapon/firbang",
+					"/obj/item/weapon/firbang",
+					"/obj/item/weapon/wrapping_paper",
+					"/obj/item/weapon/wrapping_paper",
+					"/obj/item/weapon/wrapping_paper")
+	cost = 20
+	containertype = "/obj/crate"
+	containername = "New Year Celebration crate"
+*/

tgstation.dme

@@ -447,6 +447,7 @@
 #include "code\game\objects\kitchen.dm"
 #include "code\game\objects\lamarr.dm"
 #include "code\game\objects\livestock.dm"
+#include "code\game\objects\new_year.dm"
 #include "code\game\objects\noticeboard.dm"
 #include "code\game\objects\object_procs.dm"
 #include "code\game\objects\portals.dm"