Speed things up yet /AGAIN/ and added an improved UI to the detective's scanner's dossier screen.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@3262 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/devices/PDA/PDA.dm

@@ -766,8 +766,10 @@
 						user << "\blue No fingerprints found on [C]"
 				else
 					user << text("\blue [C]'s Fingerprints: [md5(C:dna.uni_identity)]")
-				if ( !(C:blood_DNA.len) )
+				if ( !(C:blood_DNA) )
 					user << "\blue No blood found on [C]"
+					if(C:blood_DNA)
+						del(C:blood_DNA)
 				else
 					user << "\blue Blood found on [C]. Analysing..."
 					spawn(15)

code/game/objects/devices/scanners.dm

@@ -124,8 +124,10 @@ MASS SPECTROMETER
 
 				user << "\blue Done printing."
 			user << text("\blue [M]'s Fingerprints: [md5(M.dna.uni_identity)]")
-		if ( !(M.blood_DNA.len) )
+		if ( !M.blood_DNA || !M.blood_DNA.len )
 			user << "\blue No blood found on [M]"
+			if(M.blood_DNA)
+				del(M.blood_DNA)
 		else
 			user << "\blue Blood found on [M]. Analysing..."
 			spawn(15)
@@ -148,16 +150,16 @@ MASS SPECTROMETER
 			A.fingerprints = list()
 		src.add_fingerprint(user)
 		if (istype(A, /obj/effect/decal/cleanable/blood) || istype(A, /obj/effect/rune))
-			if(!isnull(A.blood_DNA.len))
+			if(!isnull(A.blood_DNA))
 				for(var/i = 1, i <= A.blood_DNA.len, i++)
 					var/list/templist = A.blood_DNA[i]
 					user << "\blue Blood type: [templist[2]]\nDNA: [templist[1]]"
 			return
 		var/duplicate = 0
-		if ((!A.fingerprints || A.fingerprints.len == 0) && !(A.suit_fibers) && !(A.blood_DNA.len))
+		if ((!A.fingerprints || !A.fingerprints.len) && !A.suit_fibers && !A.blood_DNA)
 			user << "\blue Unable to locate any fingerprints, materials, fibers, or blood on [A]!"
 			return 0
-		else if (A.blood_DNA.len)
+		else if (A.blood_DNA)
 			user << "\blue Blood found on [A]. Analysing..."
 			sleep(15)
 			if(!duplicate)
@@ -170,8 +172,10 @@ MASS SPECTROMETER
 				user << "\blue Blood type: [templist[2]]\nDNA: [templist[1]]"
 		else
 			user << "\blue No Blood Located"
-		if(!A.fingerprints || A.fingerprints.len == 0)
+		if(!A.fingerprints || !A.fingerprints.len)
 			user << "\blue No Fingerprints Located."
+			if(A.fingerprints)
+				del(A.fingerprints)
 		else
 			user << text("\blue Isolated [A.fingerprints.len] fingerprints: Data Stored: Scan with Hi-Res Forensic Scanner to retrieve.")
 			if(!duplicate)

code/game/objects/items/item.dm

@@ -100,7 +100,7 @@
 			t = "huge"
 		else
 	if ((usr.mutations & CLUMSY) && prob(50)) t = "funny-looking"
-	usr << text("This is a []\icon[][]. It is a [] item.", !src.blood_DNA.len ? "" : "bloody ",src, src.name, t)
+	usr << text("This is a []\icon[][]. It is a [] item.", !src.blood_DNA ? "" : "bloody ",src, src.name, t)
 	if(src.desc)
 		usr << src.desc
 	return

code/game/objects/items/weapons/cards_ids.dm

@@ -251,7 +251,7 @@ FINGERPRINT CARD
 
 	..()
 	if (!istype(usr, /mob/living/silicon))
-		if (length(src.fingerprints))
+		if (src.fingerprints)
 			if (src.amount > 1)
 				var/obj/item/weapon/f_card/F = new /obj/item/weapon/f_card(get_turf(src))
 				F.amount = --src.amount