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7189459421
* Hand label refactor / Adds hand label visuals * Update code/modules/paperwork/handlabeler.dm --------- Co-authored-by: MrMelbert <51863163+MrMelbert@users.noreply.github.com> Co-authored-by: Pinta <68373373+softcerv@users.noreply.github.com>
119 lines
4.0 KiB
Plaintext
119 lines
4.0 KiB
Plaintext
/**
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* ### Sticker component
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*
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* Component that draws supplied atom's icon over parent object with specified offset,
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* icon centering is handled inside.
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*/
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/datum/component/sticker
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dupe_mode = COMPONENT_DUPE_ALLOWED
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/// Either `turf` or `null`, used to connect to `COMSIG_TURF_EXPOSE` signal when parent is a turf.
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var/turf/listening_turf
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/// Refernce to a "stickered" atom.
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var/atom/movable/our_sticker
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/// Reference to the created overlay, used during component deletion.
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var/mutable_appearance/sticker_overlay
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// Callback invoked when sticker is applied to the parent.
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var/datum/callback/stick_callback
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// Callback invoked when sticker is peeled (not removed) from the parent.
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var/datum/callback/peel_callback
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/datum/component/sticker/Initialize(atom/stickering_atom, dir = NORTH, px = 0, py = 0, datum/callback/stick_callback, datum/callback/peel_callback)
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if(!isatom(parent))
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return COMPONENT_INCOMPATIBLE
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src.our_sticker = our_sticker
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src.stick_callback = stick_callback
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src.peel_callback = peel_callback
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stick(stickering_atom, px, py)
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register_turf_signals(dir)
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/datum/component/sticker/Destroy(force)
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var/atom/parent_atom = parent
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parent_atom.cut_overlay(sticker_overlay)
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unregister_turf_signals()
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REMOVE_TRAIT(parent, TRAIT_STICKERED, REF(src))
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our_sticker = null
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sticker_overlay = null
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stick_callback = null
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peel_callback = null
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return ..()
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/datum/component/sticker/RegisterWithParent()
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RegisterSignal(parent, COMSIG_LIVING_IGNITED, PROC_REF(on_ignite))
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RegisterSignal(parent, COMSIG_COMPONENT_CLEAN_ACT, PROC_REF(on_clean))
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/datum/component/sticker/UnregisterFromParent()
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UnregisterSignal(parent, list(COMSIG_LIVING_IGNITED, COMSIG_COMPONENT_CLEAN_ACT))
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/// Subscribes to `COMSIG_TURF_EXPOSE` if parent atom is a turf. If turf is closed - subscribes to signal
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/datum/component/sticker/proc/register_turf_signals(dir)
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if(!isturf(parent))
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return
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listening_turf = isclosedturf(parent) ? get_step(parent, dir) : parent
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RegisterSignal(listening_turf, COMSIG_TURF_EXPOSE, PROC_REF(on_turf_expose))
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/// Unsubscribes from `COMSIG_TURF_EXPOSE` if `listening_turf` is not `null`.
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/datum/component/sticker/proc/unregister_turf_signals()
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if(isnull(listening_turf))
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return
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UnregisterSignal(listening_turf, COMSIG_TURF_EXPOSE)
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/datum/component/sticker/proc/sticker_gone(...)
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SIGNAL_HANDLER
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UnregisterSignal(our_sticker, list(COMSIG_QDELETING, COMSIG_MOVABLE_MOVED))
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our_sticker = null
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qdel(src)
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/// Handles overlay creation from supplied atom, adds created icon to the parent object, moves source atom to the nullspace.
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/datum/component/sticker/proc/stick(atom/movable/stickering_atom, px, py)
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our_sticker = stickering_atom
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our_sticker.moveToNullspace()
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RegisterSignals(our_sticker, list(COMSIG_QDELETING, COMSIG_MOVABLE_MOVED), PROC_REF(sticker_gone))
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var/atom/parent_atom = parent
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sticker_overlay = mutable_appearance(icon = our_sticker.icon, icon_state = our_sticker.icon_state, layer = parent_atom.layer + 0.01, appearance_flags = RESET_COLOR)
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sticker_overlay.pixel_w = px - world.icon_size / 2
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sticker_overlay.pixel_z = py - world.icon_size / 2
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parent_atom.add_overlay(sticker_overlay)
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stick_callback?.Invoke(parent)
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ADD_TRAIT(parent, TRAIT_STICKERED, REF(src))
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/// Moves stickered atom from the nullspace, deletes component.
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/datum/component/sticker/proc/peel()
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var/atom/parent_atom = parent
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var/turf/drop_location = listening_turf || parent_atom.drop_location()
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UnregisterSignal(our_sticker, list(COMSIG_QDELETING, COMSIG_MOVABLE_MOVED))
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our_sticker.forceMove(drop_location)
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our_sticker = null
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peel_callback?.Invoke(parent)
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qdel(src)
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/datum/component/sticker/proc/on_ignite(datum/source)
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SIGNAL_HANDLER
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qdel(our_sticker) // which qdels us
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/datum/component/sticker/proc/on_clean(datum/source, clean_types)
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SIGNAL_HANDLER
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peel()
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return COMPONENT_CLEANED
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/datum/component/sticker/proc/on_turf_expose(datum/source, datum/gas_mixture/air, exposed_temperature)
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SIGNAL_HANDLER
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if(exposed_temperature >= FIRE_MINIMUM_TEMPERATURE_TO_EXIST)
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qdel(our_sticker) // which qdels us
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