Datum view and some other things (#51208)

* Datumizes all uses of change_view

* Cleanup and helper procs

* tweaks values to match the format, hint hint, (value - 0.5) works just fine

* And there's the rest

* woop, braindamage

* and one more

* fuck you menu file

* woops

* we should apply that

* fixes tooltip drift, thank you goon coders

* you can shake but you can't zoom

code/modules/ruins/spaceruin_code/caravanambush.dm

@@ -68,7 +68,7 @@
 	lock_override = NONE
 	shuttlePortId = "caravantrade1_custom"
 	jumpto_ports = list("whiteship_away" = 1, "whiteship_home" = 1, "whiteship_z4" = 1, "caravantrade1_ambush" = 1)
-	view_range = 14
+	view_range = 6.5
 	x_offset = -5
 	y_offset = -5
 	designate_time = 100
@@ -92,7 +92,7 @@
 	lock_override = NONE
 	shuttlePortId = "caravanpirate_custom"
 	jumpto_ports = list("caravanpirate_ambush" = 1)
-	view_range = 14
+	view_range = 6.5
 	x_offset = 3
 	y_offset = -6
 
@@ -116,7 +116,7 @@
 	lock_override = NONE
 	shuttlePortId = "caravansyndicate1_custom"
 	jumpto_ports = list("caravansyndicate1_ambush" = 1, "caravansyndicate1_listeningpost" = 1)
-	view_range = 7
+	view_range = 0
 	x_offset = 2
 	y_offset = 0
 
@@ -140,7 +140,7 @@
 	lock_override = NONE
 	shuttlePortId = "caravansyndicate2_custom"
 	jumpto_ports = list("caravansyndicate2_ambush" = 1, "caravansyndicate1_listeningpost" = 1)
-	view_range = 7
+	view_range = 0
 	x_offset = 0
 	y_offset = 2
 
@@ -164,6 +164,6 @@
 	lock_override = NONE
 	shuttlePortId = "caravansyndicate3_custom"
 	jumpto_ports = list("caravansyndicate3_ambush" = 1, "caravansyndicate3_listeningpost" = 1)
-	view_range = 10
+	view_range = 2.5
 	x_offset = -1
 	y_offset = -3