Fixes & Updates cinematics (#495)

* Fixes & Updates cinematics

* Reduces time cinematic is on the screen

From 30 seconds to 22.

code/datums/cinematic.dm

@@ -5,13 +5,15 @@ GLOBAL_DATUM_INIT(cinematic, /datum/cinematic, new)
 	//station_explosion used to be a variable for every mob's hud. Which was a waste!
 	//Now we have a general cinematic centrally held within the gameticker....far more efficient!
 	var/obj/screen/cinematic_screen = null
+	/// List of clients currently watching a cinematic
+	var/list/watching_clients = list()
 
 //Plus it provides an easy way to make cinematics for other events. Just use this as a template :)
-/datum/cinematic/proc/station_explosion_cinematic(var/station_missed=0, var/datum/game_mode/override)
+/datum/cinematic/proc/station_explosion_cinematic(station_missed = FALSE, datum/game_mode/override)
 	set waitfor = FALSE
 
-	if(cinematic_screen)	
-		return	//already a cinematic in progress!
+	if(cinematic_screen)
+		return //already a cinematic in progress!
 
 	if(!override)
 		override = SSticker.mode
@@ -20,30 +22,39 @@ GLOBAL_DATUM_INIT(cinematic, /datum/cinematic, new)
 	if(!override)
 		return
 
-	//initialise our cinematic screen object
+	watching_clients = list()
+
+	// Initialise our cinematic screen object
 	cinematic_screen = new(src)
 	cinematic_screen.icon = 'icons/effects/station_explosion.dmi'
 	cinematic_screen.icon_state = "station_intact"
 	cinematic_screen.plane = HUD_PLANE
 	cinematic_screen.layer = HUD_ABOVE_ITEM_LAYER
 	cinematic_screen.mouse_opacity = 0
-	cinematic_screen.screen_loc = "1,0"
-
-	//Let's not discuss how this worked previously.
-	var/list/viewers = list()
-	for(var/mob/living/M in GLOB.living_mob_list_)
-		if(M.client)
-			M.client.screen += cinematic_screen //show every client the cinematic
-			viewers[M.client] = M.stunned
-			M.stunned = 8000
-
-	override.nuke_act(cinematic_screen, station_missed) //cinematic happens here, as does mob death.
-	//If its actually the end of the round, wait for it to end.
-	//Otherwise if its a verb it will continue on afterwards.
-	sleep(30 SECONDS)
-
-	for(var/client/C in viewers)
+	cinematic_screen.screen_loc = "BOTTOM,LEFT+50%"
+	cinematic_screen.appearance_flags = APPEARANCE_UI | TILE_BOUND
+
+	for(var/client/C in GLOB.clients)
+		// Show every client the cinematic
+		C.screen += cinematic_screen
+		watching_clients += C
 		if(C.mob)
-			C.mob.stunned = viewers[C]
+			C.mob.stunned += 8000
+
+	// Cinematic happens here, as does mob death.
+	override.nuke_act(cinematic_screen, station_missed)
+	// If its actually the end of the round, wait for it to end.
+	// Otherwise if its a verb it will continue on afterwards.
+	sleep(20 SECONDS)
+
+	animate(cinematic_screen, alpha = 0, time = (2 SECONDS))
+
+	sleep(2 SECONDS)
+
+	for(var/client/C in watching_clients)
 		C.screen -= cinematic_screen
-	QDEL_NULL(cinematic_screen)
+		if(C.mob)
+			C.mob.stunned = max(0, C.mob.stunned - 8000)
+
+	watching_clients = list()
+	QDEL_NULL(cinematic_screen)