From b4e0c3d850488007fce6a47485ce3d4623097fa1 Mon Sep 17 00:00:00 2001
From: "baloh.matevz" <baloh.matevz@316c924e-a436-60f5-8080-3fe189b3f50e>
Date: Fri, 18 May 2012 22:53:10 +0000
Subject: [PATCH] - Ported over (Well basically completely recoded) the smooth
 window code from Bay 12.

Screenshot:
http://www.kamletos.si/bay12%20windows.png

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@3613 316c924e-a436-60f5-8080-3fe189b3f50e
---
 code/game/objects/window.dm | 49 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 48 insertions(+), 1 deletion(-)

diff --git a/code/game/objects/window.dm b/code/game/objects/window.dm
index 43e9da0dca3..2abfc03ad71 100644
--- a/code/game/objects/window.dm
+++ b/code/game/objects/window.dm
@@ -79,6 +79,7 @@
 	src.health = max(0, src.health - tforce)
 	if (src.health <= 7 && !reinf)
 		src.anchored = 0
+		update_nearby_icons()
 		step(src, get_dir(AM, src))
 	if (src.health <= 0)
 		new /obj/item/weapon/shard( src.loc )
@@ -194,10 +195,12 @@
 			usr << ( state==1? "You have unfastened the window from the frame." : "You have fastened the window to the frame." )
 		else if(reinf && state == 0)
 			anchored = !anchored
+			update_nearby_icons()
 			playsound(src.loc, 'Screwdriver.ogg', 75, 1)
 			user << (src.anchored ? "You have fastened the frame to the floor." : "You have unfastened the frame from the floor.")
 		else if(!reinf)
 			src.anchored = !( src.anchored )
+			update_nearby_icons()
 			playsound(src.loc, 'Screwdriver.ogg', 75, 1)
 			user << (src.anchored ? "You have fastened the window to the floor." : "You have unfastened the window.")
 	else if(istype(W, /obj/item/weapon/crowbar) && reinf && state <=1)
@@ -213,6 +216,7 @@
 		playsound(src.loc, 'Glasshit.ogg', 75, 1)
 		if (src.health <= 7)
 			src.anchored = 0
+			update_nearby_icons()
 			step(src, get_dir(user, src))
 		if (src.health <= 0)
 			if (src.dir == SOUTHWEST)
@@ -303,6 +307,7 @@
 		icon_state = "window"
 
 	update_nearby_tiles(need_rebuild=1)
+	update_nearby_icons()
 
 	return
 
@@ -312,6 +317,9 @@
 	update_nearby_tiles()
 
 	playsound(src, "shatter", 70, 1)
+
+	update_nearby_icons()
+
 	..()
 
 /obj/structure/window/Move()
@@ -324,6 +332,7 @@
 
 	return
 
+//This proc has to do with airgroups and atmos, it has nothing to do with smoothwindows, that's update_nearby_tiles().
 /obj/structure/window/proc/update_nearby_tiles(need_rebuild)
 	if(!air_master) return 0
 
@@ -345,4 +354,42 @@
 		if(istype(source)) air_master.tiles_to_update += source
 		if(istype(target)) air_master.tiles_to_update += target
 
-	return 1
\ No newline at end of file
+	return 1
+
+//checks if this window is full-tile one
+/obj/structure/window/proc/is_fulltile()
+	if(dir in list(5,6,9,10))
+		return 1
+	return 0
+
+//This proc is used to update the icons of nearby windows. It should not be confused with update_nearby_tiles(), which is an atmos proc!
+/obj/structure/window/proc/update_nearby_icons()
+	src.update_icon()
+	for(var/direction in cardinal)
+		for(var/obj/structure/window/W in get_step(src,direction) )
+			W.update_icon()
+
+//merges adjacent full-tile windows into one (blatant ripoff from game/smoothwall.dm)
+/obj/structure/window/update_icon()
+	//A little cludge here, since I don't know how it will work with slim windows. Most likely VERY wrong.
+	//this way it will only update full-tile ones
+	//This spawn is here so windows get properly updated when one gets deleted.
+	spawn(2)
+		if(!src) return
+		if (!is_fulltile())
+			return
+		var/junction = 0 //will be used to determine from which side the window is connected to other windows
+		if (src.anchored)
+			for(var/obj/structure/window/W in orange(src,1))
+				if (W.anchored && W.density	&& W.is_fulltile()) //Only counts anchored, not-destroyed fill-tile windows.
+					if (abs(src.x-W.x)-abs(src.y-W.y) ) 		//doesn't count windows, placed diagonally to src
+						junction |= get_dir(src,W)
+		if (opacity)
+			src.icon_state = "twindow[junction]"
+		else
+			if (reinf)
+				src.icon_state = "rwindow[junction]"
+			else
+				src.icon_state = "window[junction]"
+
+		return