custom slices (#12312)

code/modules/cooking/machinery/cooking_machines/_cooker_output.dm

@@ -92,9 +92,26 @@
 	name = "cake"
 	desc = "A popular band."
 	icon_state = "cakecustom"
+	slices_num = 5
+	slice_path = /obj/item/reagent_containers/food/snacks/variable/cakeslice
 	size = 40
 	w_class = ITEMSIZE_NORMAL
 
+/obj/item/reagent_containers/food/snacks/variable/cakeslice
+	name = "cake slice"
+	desc = "A slice of cake"
+	icon_state = "cakeslicecustom"
+	trash = /obj/item/trash/plate
+	w_class = ITEMSIZE_SMALL
+	size = 8
+
+/obj/item/reagent_containers/food/snacks/variable/cakeslice/update_icon()
+	. = ..()
+	//Filling overlay
+	var/image/I = image(icon, "[icon_state]_filling")
+	I.color = filling_color
+	overlays += I
+
 /obj/item/reagent_containers/food/snacks/variable/pocket
 	name = "hot pocket"
 	desc = "You wanna put a bangin- oh, nevermind."

code/modules/reagents/reagent_containers/food/snacks.dm

@@ -252,8 +252,10 @@
 
 			var/reagents_per_slice = reagents.total_volume/slices_num
 			for(var/i=1 to (slices_num-slices_lost))
-				var/obj/slice = new slice_path (src.loc)
+				var/obj/item/reagent_containers/food/slice = new slice_path (src.loc)
 				reagents.trans_to_obj(slice, reagents_per_slice)
+				slice.filling_color = filling_color
+				slice.update_icon()
 			qdel(src)
 			return