mirror of
https://github.com/CHOMPStation2/CHOMPStation2.git
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90 lines
2.2 KiB
Plaintext
90 lines
2.2 KiB
Plaintext
/**
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* ## Search Object
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* An object for content lists. Compacted item data.
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*/
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/datum/search_object
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/// Item we're indexing
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var/atom/item
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/// Url to the image of the object
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var/icon
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/// Icon state, for inexpensive icons
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var/icon_state
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/// Name of the original object
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var/name
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/// Typepath of the original object for ui grouping
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var/path
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/datum/search_object/New(client/owner, atom/item)
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. = ..()
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src.item = item
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name = item.name
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if(isobj(item))
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path = item.type
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if(isturf(item))
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RegisterSignal(item, COMSIG_TURF_CHANGE, PROC_REF(on_turf_change))
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else
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// Lest we find ourselves here again, this is intentionally stupid.
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// It tracks items going out and user actions, otherwise they can refresh the lootpanel.
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// If this is to be made to track everything, we'll need to make a new signal to specifically create/delete a search object
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RegisterSignals(item, list(
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COMSIG_ITEM_PICKUP,
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COMSIG_MOVABLE_MOVED,
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COMSIG_PARENT_QDELETING,
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), PROC_REF(on_item_moved))
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// Icon generation conditions //////////////
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// Condition 1: Icon is complex
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if(ismob(item) || length(item.overlays) > 0)
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return
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// Condition 2: Can't get icon path
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if(!isfile(item.icon) || !length("[item.icon]"))
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return
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// Condition 3: Using opendream
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#if defined(OPENDREAM) || defined(UNIT_TESTS)
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return
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#endif
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// Condition 4: Using older byond version
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var/build = owner.byond_build
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var/version = owner.byond_version
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if(build < 515 || (build == 515 && version < 1635))
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icon = "n/a"
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return
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icon = "[item.icon]"
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icon_state = item.icon_state
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/datum/search_object/Destroy(force)
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item = null
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icon = null
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return ..()
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/// Generates the icon for the search object. This is the expensive part.
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/datum/search_object/proc/generate_icon(client/owner)
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icon = costly_icon2html(item, owner, sourceonly = TRUE)
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/// Parent item has been altered, search object no longer valid
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/datum/search_object/proc/on_item_moved(atom/source)
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SIGNAL_HANDLER
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if(QDELETED(src))
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return
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qdel(src)
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/// Parent tile has been altered, entire search needs reset
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/datum/search_object/proc/on_turf_change(turf/source, path, list/new_baseturfs, flags, list/post_change_callbacks)
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SIGNAL_HANDLER
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post_change_callbacks += CALLBACK(GLOBAL_PROC, GLOBAL_PROC_REF(qdel), src)
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