Catwalk floors for interior use (#21437)

* That's a start

* We had sounds all this time

* New icons, fix tile interaction with plating.

code/__DEFINES/footstep_defines.dm

@@ -8,6 +8,7 @@
 #define FOOTSTEP_LAVA "lava"
 #define FOOTSTEP_MEAT "meat"
 #define FOOTSTEP_GLASS "glass"
+#define FOOTSTEP_CATWALK "catwalk"
 //barefoot sounds
 #define FOOTSTEP_WOOD_BAREFOOT "woodbarefoot"
 #define FOOTSTEP_WOOD_CLAW "woodclaw"
@@ -90,6 +91,12 @@ GLOBAL_LIST_INIT(footstep, list(
 		'sound/effects/footstep/glass1.ogg',
 		'sound/effects/footstep/glass2.ogg',
 		'sound/effects/footstep/glass3.ogg'), 100, 1),
+	FOOTSTEP_CATWALK = list(list(
+		'sound/effects/footstep/catwalk1.ogg',
+		'sound/effects/footstep/catwalk2.ogg',
+		'sound/effects/footstep/catwalk3.ogg',
+		'sound/effects/footstep/catwalk4.ogg',
+		'sound/effects/footstep/catwalk5.ogg'), 100, 1),
 ))
 //bare footsteps lists
 GLOBAL_LIST_INIT(barefootstep, list(
@@ -137,6 +144,12 @@ GLOBAL_LIST_INIT(barefootstep, list(
 		'sound/effects/footstep/glassbarefoot1.ogg',
 		'sound/effects/footstep/glassbarefoot2.ogg',
 		'sound/effects/footstep/glassbarefoot3.ogg'), 100, 1),
+	FOOTSTEP_CATWALK = list(list(
+		'sound/effects/footstep/catwalk1.ogg',
+		'sound/effects/footstep/catwalk2.ogg',
+		'sound/effects/footstep/catwalk3.ogg',
+		'sound/effects/footstep/catwalk4.ogg',
+		'sound/effects/footstep/catwalk5.ogg'), 100, 1),
 ))
 
 //claw footsteps lists
@@ -185,6 +198,12 @@ GLOBAL_LIST_INIT(clawfootstep, list(
 		'sound/effects/footstep/glassbarefoot1.ogg',
 		'sound/effects/footstep/glassbarefoot2.ogg',
 		'sound/effects/footstep/glassbarefoot3.ogg'), 100, 1),
+	FOOTSTEP_CATWALK = list(list(
+		'sound/effects/footstep/catwalk1.ogg',
+		'sound/effects/footstep/catwalk2.ogg',
+		'sound/effects/footstep/catwalk3.ogg',
+		'sound/effects/footstep/catwalk4.ogg',
+		'sound/effects/footstep/catwalk5.ogg'), 100, 1),
 ))
 
 //heavy footsteps list

code/game/objects/items/stacks/rods.dm

@@ -1,6 +1,7 @@
 GLOBAL_LIST_INIT(rod_recipes, list (
 	new /datum/stack_recipe("grille", /obj/structure/grille, 2, time = 1 SECONDS, one_per_turf = TRUE, on_floor_or_lattice = TRUE),
 	new /datum/stack_recipe("table frame", /obj/structure/table_frame, 2, time = 1 SECONDS, one_per_turf = TRUE, on_floor = TRUE),
+	new /datum/stack_recipe("catwalk tile", /obj/item/stack/tile/catwalk, 2, 4, 20),
 	null,
 	new /datum/stack_recipe("railing", /obj/structure/railing, 3, time = 1 SECONDS, one_per_turf = TRUE, on_floor = TRUE),
 	new /datum/stack_recipe("railing corner", /obj/structure/railing/corner, 3, time = 1 SECONDS, one_per_turf = TRUE, on_floor = TRUE),

code/game/objects/items/stacks/tiles/tile_types.dm

@@ -271,3 +271,20 @@
 
 /obj/item/stack/tile/disco_light/thirty
 	amount = 30
+
+/obj/item/stack/tile/catwalk
+	name = "catwalk tiles"
+	gender = PLURAL
+	singular_name = "catwalk tile"
+	desc = "A catwalk tile. Not rated for space usage."
+	icon_state = "tile_catwalk"
+	force = 6
+	materials = list(MAT_METAL=500)
+	throwforce = 10
+	throw_speed = 3
+	throw_range = 7
+	flags = CONDUCT
+	turf_type = /turf/simulated/floor/catwalk
+	mineralType = "metal"
+	armor = list(MELEE = 0, BULLET = 0, LASER = 0, ENERGY = 0, BOMB = 0, RAD = 0, FIRE = 100, ACID = 70)
+	resistance_flags = FIRE_PROOF

code/game/turfs/simulated/floor/misc_floor.dm

@@ -209,3 +209,61 @@
 	icon_state = "reebe"
 	baseturf = /turf/simulated/floor/clockwork/reebe
 	uses_overlay = FALSE
+
+/turf/simulated/floor/catwalk
+	name = "catwalk"
+	desc = "A catwalk for easier inspection of cable and pipe installations."
+	icon = 'icons/turf/floors/catwalk_floor.dmi'
+	icon_state = "catwalk"
+	base_icon_state = "catwalk"
+	baseturf = /turf/simulated/floor/plating
+	floor_tile = /obj/item/stack/tile/catwalk
+	smoothing_flags = SMOOTH_BITMASK
+	smoothing_groups = list(SMOOTH_GROUP_CATWALK, SMOOTH_GROUP_SIMULATED_TURFS)
+	canSmoothWith = list(SMOOTH_GROUP_CATWALK)
+	footstep = FOOTSTEP_CATWALK
+	barefootstep = FOOTSTEP_CATWALK
+	clawfootstep = FOOTSTEP_CATWALK
+	keep_dir = FALSE
+	intact = FALSE
+	transparent_floor = TRUE
+
+/turf/simulated/floor/catwalk/Initialize(mapload)
+	. = ..()
+	var/image/I = image('icons/turf/floors/plating.dmi', src, "plating")
+	I.layer = PLATING_LAYER
+	underlays += I
+	dir = SOUTH //dirs that are not 2/south cause smoothing jank
+	icon_state = "" //Prevents default icon appearing behind the catwalk
+
+/turf/simulated/floor/catwalk/crowbar_act(mob/user, obj/item/I)
+	. = TRUE
+	if(!I.use_tool(src, user, 0, volume = I.tool_volume))
+		return
+	pry_tile(I, user, TRUE)
+
+/turf/simulated/floor/transparent/glass/can_lay_cable()
+	return FALSE // Pry the catwalk up if you want to apply cables underneath
+
+/turf/simulated/floor/catwalk/ex_act(severity)
+	if(is_shielded())
+		return
+	switch(severity)
+		if(1.0)
+			ChangeTurf(baseturf)
+		if(2.0)
+			switch(pick(1,2;75,3))
+				if(1)
+					spawn(0)
+						ReplaceWithLattice()
+						if(prob(33)) new /obj/item/stack/rods(src)
+				if(2)
+					ChangeTurf(baseturf)
+				if(3)
+					break_tile_to_plating()
+					hotspot_expose(1000,CELL_VOLUME)
+					if(prob(33)) new /obj/item/stack/rods(src)
+		if(3.0)
+			if(prob(50))
+				break_tile_to_plating()
+				hotspot_expose(1000,CELL_VOLUME)

code/game/turfs/simulated/floor/plating.dm

@@ -64,7 +64,7 @@
 			var/obj/item/stack/tile/W = C
 			if(!W.use(1))
 				return
-			ChangeTurf(W.turf_type)
+			ChangeTurf(W.turf_type, keep_icon = FALSE)
 			playsound(src, 'sound/weapons/genhit.ogg', 50, 1)
 		else
 			to_chat(user, "<span class='warning'>This section is too damaged to support a tile! Use a welder to fix the damage.</span>")