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1e2b0a4ae0
* makes rust visible (#63789) * makes rust visible again Co-authored-by: MrMelbert <51863163+MrMelbert@users.noreply.github.com>
64 lines
2.7 KiB
Plaintext
64 lines
2.7 KiB
Plaintext
/**
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* Adding this element to an atom will have it automatically render an overlay.
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* The overlay can be specified in new as the first paramter; if not set it defaults to rust_overlay's rust_default
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*/
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/datum/element/rust
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element_flags = ELEMENT_BESPOKE|ELEMENT_DETACH
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id_arg_index = 2
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/// The rust image itself, since the icon and icon state are only used as an argument
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var/image/rust_overlay
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/datum/element/rust/Attach(atom/target, rust_icon = 'icons/effects/rust_overlay.dmi', rust_icon_state = "rust_default")
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. = ..()
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if(!isatom(target))
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return COMPONENT_INCOMPATIBLE
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if(!rust_overlay)
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rust_overlay = image(rust_icon, rust_icon_state)
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ADD_TRAIT(target, TRAIT_RUSTY, ELEMENT_TRAIT(type))
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RegisterSignal(target, COMSIG_ATOM_UPDATE_OVERLAYS, .proc/apply_rust_overlay)
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RegisterSignal(target, COMSIG_PARENT_EXAMINE, .proc/handle_examine)
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RegisterSignal(target, list(COMSIG_ATOM_SECONDARY_TOOL_ACT(TOOL_WELDER), COMSIG_ATOM_SECONDARY_TOOL_ACT(TOOL_RUSTSCRAPER)), .proc/secondary_tool_act)
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// Unfortunately registering with parent sometimes doesn't cause an overlay update
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target.update_icon(UPDATE_OVERLAYS)
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/datum/element/rust/Detach(atom/source)
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. = ..()
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UnregisterSignal(source, COMSIG_ATOM_UPDATE_OVERLAYS)
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UnregisterSignal(source, COMSIG_PARENT_EXAMINE)
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UnregisterSignal(source, list(COMSIG_ATOM_SECONDARY_TOOL_ACT(TOOL_WELDER), COMSIG_ATOM_SECONDARY_TOOL_ACT(TOOL_RUSTSCRAPER)))
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REMOVE_TRAIT(source, TRAIT_RUSTY, ELEMENT_TRAIT(type))
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source.update_icon(UPDATE_OVERLAYS)
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/datum/element/rust/proc/handle_examine(datum/source, mob/user, list/examine_text)
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SIGNAL_HANDLER
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examine_text += span_notice("[source] is very rusty, you could probably <i>burn</i> or <i>scrape</i> it off.")
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/datum/element/rust/proc/apply_rust_overlay(atom/parent_atom, list/overlays)
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SIGNAL_HANDLER
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overlays += rust_overlay
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/// Because do_after sleeps we register the signal here and defer via an async call
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/datum/element/rust/proc/secondary_tool_act(atom/source, mob/user, obj/item/item)
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SIGNAL_HANDLER
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INVOKE_ASYNC(src, .proc/handle_tool_use, source, user, item)
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return COMPONENT_BLOCK_TOOL_ATTACK
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/// We call this from secondary_tool_act because we sleep with do_after
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/datum/element/rust/proc/handle_tool_use(atom/source, mob/user, obj/item/item)
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switch(item.tool_behaviour)
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if(TOOL_WELDER)
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if(item.use(5))
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user.balloon_alert(user, "burning off rust...")
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if(!do_after(user, 5 SECONDS * item.toolspeed, source))
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return
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user.balloon_alert(user, "burned off rust")
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Detach(source)
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return
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if(TOOL_RUSTSCRAPER)
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user.balloon_alert(user, "scraping off rust...")
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if(!do_after(user, 2 SECONDS * item.toolspeed, source))
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return
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user.balloon_alert(user, "scraped off rust")
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Detach(source)
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return
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