Merge pull request VOREStation#6169 from GeneriedJenelle/patch-1

Ports Radial Menus

code/__defines/_planes+layers.dm

@@ -145,6 +145,7 @@ What is the naming convention for planes or layers?
 	#define LAYER_HUD_ITEM		3 //Things sitting on HUD items (largely irrelevant because PLANE_PLAYER_HUD_ITEMS)
 	#define LAYER_HUD_ABOVE		4 //Things that reside above items (highlights)
 #define PLANE_PLAYER_HUD_ITEMS	96 //Separate layer with which to apply colorblindness
+#define PLANE_PLAYER_HUD_ABOVE	97 //Things above the player hud
 
 #define PLANE_ADMIN3			99 //Purely for shenanigans (above HUD)
 

code/__defines/misc.dm

@@ -351,3 +351,8 @@ var/global/list/##LIST_NAME = list();\
 #define RAD_LEVEL_MODERATE 10
 #define RAD_LEVEL_HIGH 25
 #define RAD_LEVEL_VERY_HIGH 50
+
+//https://secure.byond.com/docs/ref/info.html#/atom/var/mouse_opacity
+#define MOUSE_OPACITY_TRANSPARENT 0
+#define MOUSE_OPACITY_ICON 1
+#define MOUSE_OPACITY_OPAQUE 2 

code/_helpers/_lists.dm

@@ -758,3 +758,8 @@ proc/dd_sortedTextList(list/incoming)
 		. |= i
 
 #define listequal(A, B) (A.len == B.len && !length(A^B))
+
+/proc/popleft(list/L)
+	if(L.len)
+		. = L[1]
+		L.Cut(1,2) 

code/_onclick/hud/radial.dm

@@ -0,0 +1,313 @@
+#define NEXT_PAGE_ID "__next__"
+#define DEFAULT_CHECK_DELAY 20
+
+GLOBAL_LIST_EMPTY(radial_menus)
+
+// Ported from TG
+
+/obj/screen/radial
+	icon = 'icons/mob/radial.dmi'
+	layer = LAYER_HUD_ABOVE
+	plane = PLANE_PLAYER_HUD_ABOVE
+	var/datum/radial_menu/parent
+
+/obj/screen/radial/slice
+	icon_state = "radial_slice"
+	var/choice
+	var/next_page = FALSE
+	var/tooltips = FALSE
+
+/obj/screen/radial/slice/MouseEntered(location, control, params)
+	. = ..()
+	icon_state = "radial_slice_focus"
+	if(tooltips)
+		openToolTip(usr, src, params, title = name)
+
+/obj/screen/radial/slice/MouseExited(location, control, params)
+	. = ..()
+	icon_state = "radial_slice"
+	if(tooltips)
+		closeToolTip(usr)
+
+/obj/screen/radial/slice/Click(location, control, params)
+	if(usr.client == parent.current_user)
+		if(next_page)
+			parent.next_page()
+		else
+			parent.element_chosen(choice,usr)
+
+/obj/screen/radial/center
+	name = "Close Menu"
+	icon_state = "radial_center"
+
+/obj/screen/radial/center/MouseEntered(location, control, params)
+	. = ..()
+	icon_state = "radial_center_focus"
+
+/obj/screen/radial/center/MouseExited(location, control, params)
+	. = ..()
+	icon_state = "radial_center"
+
+/obj/screen/radial/center/Click(location, control, params)
+	if(usr.client == parent.current_user)
+		parent.finished = TRUE
+
+/datum/radial_menu
+	var/list/choices = list() //List of choice id's
+	var/list/choices_icons = list() //choice_id -> icon
+	var/list/choices_values = list() //choice_id -> choice
+	var/list/page_data = list() //list of choices per page
+
+
+	var/selected_choice
+	var/list/obj/screen/elements = list()
+	var/obj/screen/radial/center/close_button
+	var/client/current_user
+	var/atom/anchor
+	var/image/menu_holder
+	var/finished = FALSE
+	var/datum/callback/custom_check_callback
+	var/next_check = 0
+	var/check_delay = DEFAULT_CHECK_DELAY
+
+	var/radius = 32
+	var/starting_angle = 0
+	var/ending_angle = 360
+	var/zone = 360
+	var/min_angle = 45 //Defaults are setup for this value, if you want to make the menu more dense these will need changes.
+	var/max_elements
+	var/pages = 1
+	var/current_page = 1
+
+	var/hudfix_method = TRUE //TRUE to change anchor to user, FALSE to shift by py_shift
+	var/py_shift = 0
+	var/entry_animation = TRUE
+
+//If we swap to vis_contens inventory these will need a redo
+/datum/radial_menu/proc/check_screen_border(mob/user)
+	var/atom/movable/AM = anchor
+	if(!istype(AM) || !AM.screen_loc)
+		return
+	if(AM in user.client.screen)
+		if(hudfix_method)
+			anchor = user
+		else
+			py_shift = 32
+			restrict_to_dir(NORTH) //I was going to parse screen loc here but that's more effort than it's worth.
+
+//Sets defaults
+//These assume 45 deg min_angle
+/datum/radial_menu/proc/restrict_to_dir(dir)
+	switch(dir)
+		if(NORTH)
+			starting_angle = 270
+			ending_angle = 135
+		if(SOUTH)
+			starting_angle = 90
+			ending_angle = 315
+		if(EAST)
+			starting_angle = 0
+			ending_angle = 225
+		if(WEST)
+			starting_angle = 180
+			ending_angle = 45
+
+/datum/radial_menu/proc/setup_menu(use_tooltips)
+	if(ending_angle > starting_angle)
+		zone = ending_angle - starting_angle
+	else
+		zone = 360 - starting_angle + ending_angle
+
+	max_elements = round(zone / min_angle)
+	var/paged = max_elements < choices.len
+	if(elements.len < max_elements)
+		var/elements_to_add = max_elements - elements.len
+		for(var/i in 1 to elements_to_add) //Create all elements
+			var/obj/screen/radial/slice/new_element = new /obj/screen/radial/slice
+			new_element.tooltips = use_tooltips
+			new_element.parent = src
+			elements += new_element
+
+	var/page = 1
+	page_data = list(null)
+	var/list/current = list()
+	var/list/choices_left = choices.Copy()
+	while(choices_left.len)
+		if(current.len == max_elements)
+			page_data[page] = current
+			page++
+			page_data.len++
+			current = list()
+		if(paged && current.len == max_elements - 1)
+			current += NEXT_PAGE_ID
+			continue
+		else
+			current += popleft(choices_left)
+	if(paged && current.len < max_elements)
+		current += NEXT_PAGE_ID
+
+	page_data[page] = current
+	pages = page
+	current_page = 1
+	update_screen_objects(anim = entry_animation)
+
+/datum/radial_menu/proc/update_screen_objects(anim = FALSE)
+	var/list/page_choices = page_data[current_page]
+	var/angle_per_element = round(zone / page_choices.len)
+	for(var/i in 1 to elements.len)
+		var/obj/screen/radial/E = elements[i]
+		var/angle = WRAP(starting_angle + (i - 1) * angle_per_element,0,360)
+		if(i > page_choices.len)
+			HideElement(E)
+		else
+			SetElement(E,page_choices[i],angle,anim = anim,anim_order = i)
+
+/datum/radial_menu/proc/HideElement(obj/screen/radial/slice/E)
+	E.cut_overlays()
+	E.alpha = 0
+	E.name = "None"
+	E.maptext = null
+	E.mouse_opacity = MOUSE_OPACITY_TRANSPARENT
+	E.choice = null
+	E.next_page = FALSE
+
+/datum/radial_menu/proc/SetElement(obj/screen/radial/slice/E,choice_id,angle,anim,anim_order)
+	//Position
+	var/py = round(cos(angle) * radius) + py_shift
+	var/px = round(sin(angle) * radius)
+	if(anim)
+		var/timing = anim_order * 0.5
+		var/matrix/starting = matrix()
+		starting.Scale(0.1,0.1)
+		E.transform = starting
+		var/matrix/TM = matrix()
+		animate(E,pixel_x = px,pixel_y = py, transform = TM, time = timing)
+	else
+		E.pixel_y = py
+		E.pixel_x = px
+
+	//Visuals
+	E.alpha = 255
+	E.mouse_opacity = MOUSE_OPACITY_ICON
+	E.cut_overlays()
+	if(choice_id == NEXT_PAGE_ID)
+		E.name = "Next Page"
+		E.next_page = TRUE
+		E.add_overlay("radial_next")
+	else
+		if(istext(choices_values[choice_id]))
+			E.name = choices_values[choice_id]
+		else
+			var/atom/movable/AM = choices_values[choice_id] //Movables only
+			E.name = AM.name
+		E.choice = choice_id
+		E.maptext = null
+		E.next_page = FALSE
+		if(choices_icons[choice_id])
+			E.add_overlay(choices_icons[choice_id])
+
+/datum/radial_menu/New()
+	close_button = new
+	close_button.parent = src
+
+/datum/radial_menu/proc/Reset()
+	choices.Cut()
+	choices_icons.Cut()
+	choices_values.Cut()
+	current_page = 1
+
+/datum/radial_menu/proc/element_chosen(choice_id,mob/user)
+	selected_choice = choices_values[choice_id]
+
+/datum/radial_menu/proc/get_next_id()
+	return "c_[choices.len]"
+
+/datum/radial_menu/proc/set_choices(list/new_choices, use_tooltips)
+	if(choices.len)
+		Reset()
+	for(var/E in new_choices)
+		var/id = get_next_id()
+		choices += id
+		choices_values[id] = E
+		if(new_choices[E])
+			var/I = extract_image(new_choices[E])
+			if(I)
+				choices_icons[id] = I
+	setup_menu(use_tooltips)
+
+
+/datum/radial_menu/proc/extract_image(E)
+	var/mutable_appearance/MA = new /mutable_appearance(E)
+	if(MA)
+		MA.layer = LAYER_HUD_ABOVE
+		MA.appearance_flags |= RESET_TRANSFORM
+	return MA
+
+
+/datum/radial_menu/proc/next_page()
+	if(pages > 1)
+		current_page = WRAP(current_page + 1,1,pages+1)
+		update_screen_objects()
+
+/datum/radial_menu/proc/show_to(mob/M)
+	if(current_user)
+		hide()
+	if(!M.client || !anchor)
+		return
+	current_user = M.client
+	//Blank
+	menu_holder = image(icon='icons/effects/effects.dmi',loc=anchor,icon_state="nothing",layer = LAYER_HUD_ABOVE)
+	menu_holder.appearance_flags |= KEEP_APART
+	menu_holder.vis_contents += elements + close_button
+	current_user.images += menu_holder
+
+/datum/radial_menu/proc/hide()
+	if(current_user)
+		current_user.images -= menu_holder
+
+/datum/radial_menu/proc/wait(atom/user, atom/anchor, require_near = FALSE)
+	while (current_user && !finished && !selected_choice)
+		if(require_near && !in_range(anchor, user))
+			return
+		if(custom_check_callback && next_check < world.time)
+			if(!custom_check_callback.Invoke())
+				return
+			else
+				next_check = world.time + check_delay
+		stoplag(1)
+
+/datum/radial_menu/Destroy()
+	Reset()
+	hide()
+	QDEL_NULL(custom_check_callback)
+	. = ..()
+
+/*
+	Presents radial menu to user anchored to anchor (or user if the anchor is currently in users screen)
+	Choices should be a list where list keys are movables or text used for element names and return value
+	and list values are movables/icons/images used for element icons
+*/
+/proc/show_radial_menu(mob/user, atom/anchor, list/choices, uniqueid, radius, datum/callback/custom_check, require_near = FALSE, tooltips = FALSE)
+	if(!user || !anchor || !length(choices))
+		return
+	if(!uniqueid)
+		uniqueid = "defmenu_[REF(user)]_[REF(anchor)]"
+
+	if(GLOB.radial_menus[uniqueid])
+		return
+
+	var/datum/radial_menu/menu = new
+	GLOB.radial_menus[uniqueid] = menu
+	if(radius)
+		menu.radius = radius
+	if(istype(custom_check))
+		menu.custom_check_callback = custom_check
+	menu.anchor = anchor
+	menu.check_screen_border(user) //Do what's needed to make it look good near borders or on hud
+	menu.set_choices(choices, tooltips)
+	menu.show_to(user)
+	menu.wait(user, anchor, require_near)
+	var/answer = menu.selected_choice
+	QDEL_NULL(menu)
+	GLOB.radial_menus -= uniqueid
+	return answer