Health Scanner HUD

Shows the health status of all humans in view. Has a slight delay and isn't very optimised, but 5 of them spawn in surgery, as well as one in CMO's office.
 Crayon
Crayon runes are anchored.
 Glowshrooms
Fixed their spread rate. Goddomot reset to 30 lifespan.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@1536 316c924e-a436-60f5-8080-3fe189b3f50e

code/defines/obj/clothing/glasses.dm

@@ -56,4 +56,34 @@
 
 /obj/item/clothing/glasses/thermal/monocle
 	name = "Thermoncle"
-	icon_state = "thermoncle"
+	icon_state = "thermoncle"
+	flags = null //doesn't protect eyes because it's a monocle, duh
+
+/obj/item/clothing/glasses/healthscanner
+	name = "Health Scanner HUD"
+	desc = "A heads-up display that scans the humans in view and provides accurate data about their health status."
+	icon_state = "healthscanner"
+	flags = null //doesn't protect eyes because it's a monocle, duh
+	var/list/icon/current = list() //the current hud icons
+
+/proc/RoundHealth(health)
+	switch(health)
+		if(100 to INFINITY)
+			return "health100"
+		if(70 to 100)
+			return "health80"
+		if(50 to 70)
+			return "health60"
+		if(30 to 50)
+			return "health40"
+		if(20 to 30)
+			return "health25"
+		if(5 to 15)
+			return "health10"
+		if(1 to 5)
+			return "health1"
+		if(-99 to 0)
+			return "health0"
+		else
+			return "health-100"
+	return "0"