Merge pull request #7094 from Neerti/borg_hud_port_2

Semi-ports /tg/'s cyborg HUD, now with less merge conflict!

code/modules/mob/living/silicon/robot/inventory.dm

@@ -6,6 +6,7 @@
 	return module_active
 
 /*-------TODOOOOOOOOOO--------*/
+
 /mob/living/silicon/robot/proc/uneq_active()
 	if(isnull(module_active))
 		return
@@ -16,6 +17,7 @@
 			client.screen -= module_state_1
 		contents -= module_state_1
 		module_active = null
+		module_state_1:loc = module //So it can be used again later
 		module_state_1 = null
 		inv1.icon_state = "inv1"
 	else if(module_state_2 == module_active)
@@ -25,6 +27,7 @@
 			client.screen -= module_state_2
 		contents -= module_state_2
 		module_active = null
+		module_state_2:loc = module
 		module_state_2 = null
 		inv2.icon_state = "inv2"
 	else if(module_state_3 == module_active)
@@ -34,6 +37,7 @@
 			client.screen -= module_state_3
 		contents -= module_state_3
 		module_active = null
+		module_state_3:loc = module
 		module_state_3 = null
 		inv3.icon_state = "inv3"
 	updateicon()
@@ -197,3 +201,33 @@
 		if(slot_num > 3) slot_num = 1 //Wrap around.
 
 	return
+
+/mob/living/silicon/robot/proc/activate_module(var/obj/item/O)
+	if(!(locate(O) in src.module.modules) && O != src.module.emag)
+		return
+	if(activated(O))
+		src << "<span class='notice'>Already activated</span>"
+		return
+	if(!module_state_1)
+		module_state_1 = O
+		O.layer = 20
+		O.screen_loc = inv1.screen_loc
+		contents += O
+		if(istype(module_state_1,/obj/item/borg/sight))
+			sight_mode |= module_state_1:sight_mode
+	else if(!module_state_2)
+		module_state_2 = O
+		O.layer = 20
+		O.screen_loc = inv2.screen_loc
+		contents += O
+		if(istype(module_state_2,/obj/item/borg/sight))
+			sight_mode |= module_state_2:sight_mode
+	else if(!module_state_3)
+		module_state_3 = O
+		O.layer = 20
+		O.screen_loc = inv3.screen_loc
+		contents += O
+		if(istype(module_state_3,/obj/item/borg/sight))
+			sight_mode |= module_state_3:sight_mode
+	else
+		src << "<span class='notice'>You need to disable a module first!</span>"

code/modules/mob/living/silicon/robot/robot.dm

@@ -30,6 +30,9 @@ var/list/robot_verbs_default = list(
 	var/obj/screen/inv2 = null
 	var/obj/screen/inv3 = null
 
+	var/shown_robot_modules = 0 //Used to determine whether they have the module menu shown or not
+	var/obj/screen/robot_modules_background
+
 //3 Modules can be activated at any one time.
 	var/obj/item/weapon/robot_module/module = null
 	var/module_active = null
@@ -84,6 +87,9 @@ var/list/robot_verbs_default = list(
 
 	wires = new(src)
 
+	robot_modules_background = new()
+	robot_modules_background.icon_state = "block"
+	robot_modules_background.layer = 19 //Objects that appear on screen are on layer 20, UI should be just below it.
 	ident = rand(1, 999)
 	updatename("Default")
 	updateicon()