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77 lines
2.4 KiB
Plaintext
77 lines
2.4 KiB
Plaintext
/*
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A derivative of radial menu which persists onscreen until closed and invokes a callback each time an element is clicked
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*/
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/atom/movable/screen/radial/persistent/center
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name = "Close Menu"
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icon_state = "radial_center"
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/atom/movable/screen/radial/persistent/center/Click(location, control, params)
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if(usr.client == parent.current_user)
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parent.element_chosen(null,usr)
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/atom/movable/screen/radial/persistent/center/MouseEntered(location, control, params)
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. = ..()
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icon_state = "radial_center_focus"
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/atom/movable/screen/radial/persistent/center/MouseExited(location, control, params)
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. = ..()
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icon_state = "radial_center"
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/datum/radial_menu/persistent
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var/uniqueid
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var/datum/callback/select_proc_callback
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/datum/radial_menu/persistent/New()
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close_button = new /atom/movable/screen/radial/persistent/center
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close_button.parent = src
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/datum/radial_menu/persistent/element_chosen(choice_id,mob/user)
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select_proc_callback.Invoke(choices_values[choice_id])
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/datum/radial_menu/persistent/proc/change_choices(list/newchoices, tooltips)
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if(!newchoices.len)
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return
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Reset()
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set_choices(newchoices,tooltips)
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/datum/radial_menu/persistent/Destroy()
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QDEL_NULL(select_proc_callback)
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GLOB.radial_menus -= uniqueid
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Reset()
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hide()
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. = ..()
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/*
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Creates a persistent radial menu and shows it to the user, anchored to anchor (or user if the anchor is currently in users screen).
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Choices should be a list where list keys are movables or text used for element names and return value
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and list values are movables/icons/images used for element icons
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Select_proc is the proc to be called each time an element on the menu is clicked, and should accept the chosen element as its final argument
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Clicking the center button will return a choice of null
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*/
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/proc/show_radial_menu_persistent(mob/user, atom/anchor, list/choices, datum/callback/select_proc, uniqueid, radius, tooltips = FALSE)
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if(!user || !anchor || !length(choices) || !select_proc)
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return
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if(!uniqueid)
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uniqueid = "defmenu_[REF(user)]_[REF(anchor)]"
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if(GLOB.radial_menus[uniqueid])
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return
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var/datum/radial_menu/persistent/menu = new
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menu.uniqueid = uniqueid
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GLOB.radial_menus[uniqueid] = menu
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if(radius)
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menu.radius = radius
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menu.select_proc_callback = select_proc
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menu.anchor = anchor
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menu.check_screen_border(user) //Do what's needed to make it look good near borders or on hud
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menu.set_choices(choices, tooltips)
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menu.show_to(user)
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return menu
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