Merge pull request #6524 from Citadel-Station-13/upstream-merge-37342

[MIRROR] Makes it possible to see tiles past z transitions
2018-04-27 09:39:52 +00:00
parent d972ecc891 81a9c894ff
commit 80a4f04d94
3 changed files with 54 additions and 0 deletions
@@ -0,0 +1,37 @@
+/datum/component/mirage_border
+	var/obj/effect/abstract/mirage_holder/holder
+
+/datum/component/mirage_border/Initialize(turf/target, direction, range=world.view)
+	if(!isturf(parent))
+		return COMPONENT_INCOMPATIBLE
+	if(!target || !istype(target) || !direction)
+		. = COMPONENT_INCOMPATIBLE
+		CRASH("[type] improperly instanced with the following args: target=\[[target]\], direction=\[[direction]\], range=\[[range]\]")
+	
+	holder = new(parent)
+
+	var/x = target.x
+	var/y = target.y
+	var/z = target.z
+	var/turf/southwest = locate(CLAMP(x - (direction & WEST ? range : 0), 1, world.maxx), CLAMP(y - (direction & SOUTH ? range : 0), 1, world.maxy), CLAMP(z, 1, world.maxz))
+	var/turf/northeast = locate(CLAMP(x + (direction & EAST ? range : 0), 1, world.maxx), CLAMP(y + (direction & NORTH ? range : 0), 1, world.maxy), CLAMP(z, 1, world.maxz))
+	//holder.vis_contents += block(southwest, northeast) // This doesnt work because of beta bug memes
+	for(var/i in block(southwest, northeast))
+		holder.vis_contents += i
+	if(direction & SOUTH)
+		holder.pixel_y -= world.icon_size * range
+	if(direction & WEST)
+		holder.pixel_x -= world.icon_size * range
+
+/datum/component/mirage_border/Destroy()
+	QDEL_NULL(holder)
+	return ..()
+
+/datum/component/mirage_border/OnTransfer(atom/thing)
+	if(!isturf(thing))
+		return COMPONENT_INCOMPATIBLE
+	holder.forceMove(thing)
+
+/obj/effect/abstract/mirage_holder
+	name = "Mirage holder"
+	mouse_opacity = MOUSE_OPACITY_TRANSPARENT