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cfdd4b3907
* Converts the behavior from `suit/toggle` to component behavior * E Co-authored-by: MrMelbert <51863163+MrMelbert@users.noreply.github.com> Co-authored-by: Gandalf <jzo123@hotmail.com>
90 lines
2.6 KiB
Plaintext
90 lines
2.6 KiB
Plaintext
/*
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* Simple component for allowing a user to change an atom's appearance on alt-click.
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* When toggled, changes the atom's icon_state between [base_icon_state] and [base_icon_state]_t.
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*/
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/datum/component/toggle_icon
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/// Whether the icon is toggled
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var/toggled = FALSE
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/// The base icon state we do operations on.
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var/base_icon_state
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/// The noun of what was "toggled" displayed to the user. EX: "Toggled the item's [buttons]"
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var/toggle_noun
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/datum/component/toggle_icon/Initialize(toggle_noun = "buttons")
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if(!isatom(parent))
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return COMPONENT_INCOMPATIBLE
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var/atom/atom_parent = parent
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src.toggle_noun = toggle_noun
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src.base_icon_state = atom_parent.base_icon_state || atom_parent.icon_state
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/datum/component/toggle_icon/RegisterWithParent()
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RegisterSignal(parent, COMSIG_CLICK_ALT, .proc/on_alt_click)
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RegisterSignal(parent, COMSIG_PARENT_EXAMINE, .proc/on_examine)
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/datum/component/toggle_icon/UnregisterFromParent()
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UnregisterSignal(parent, list(COMSIG_CLICK_ALT, COMSIG_PARENT_EXAMINE))
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/*
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* Signal proc for COMSIG_CLICK_ALT.
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* If the user is living, adjacent to the source,
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* and has arms / is not incapacitated, call do_icon_toggle.
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*
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* source - the atom being clicked on
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* user - the mob doing the click
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*/
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/datum/component/toggle_icon/proc/on_alt_click(atom/source, mob/user)
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SIGNAL_HANDLER
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if(!isliving(user))
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return
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var/mob/living/living_user = user
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if(!living_user.Adjacent(source))
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return
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if(living_user.incapacitated())
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source.balloon_alert(user, "you're incapacitated!")
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return
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if(living_user.usable_hands <= 0)
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source.balloon_alert(user, "you don't have hands!")
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return
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do_icon_toggle(source, living_user)
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/*
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* Signal proc for COMSIG_PARENT_EXAMINE.
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* Lets the user know they can toggle the parent open or closed.
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*
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* source - the atom being examined (parent)
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* user - the mob examining it
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* examine_list - the list of things within the examine output
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*/
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/datum/component/toggle_icon/proc/on_examine(atom/source, mob/user, list/examine_list)
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SIGNAL_HANDLER
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examine_list += span_notice("Alt-click on [source] to toggle the [toggle_noun].")
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/*
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* Actually do the toggle of the icon.
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* Swaps the icon from [base_icon_state] to [base_icon_state]_t.
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*
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* source - the atom being toggled
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* user - the mob doing the toggling
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*/
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/datum/component/toggle_icon/proc/do_icon_toggle(atom/source, mob/living/user)
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source.balloon_alert(user, "toggled [toggle_noun]")
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toggled = !toggled
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if(toggled)
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source.icon_state = "[base_icon_state]_t"
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else
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source.icon_state = base_icon_state
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if(isitem(source))
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var/obj/item/item_source = source
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item_source.update_slot_icon()
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