From 6080ff065ea89e899f356ba723ea2467b6d32ccb Mon Sep 17 00:00:00 2001
From: "Tai @ Flex" <dch.tai@gmail.com>
Date: Sat, 26 Nov 2016 07:20:23 +0000
Subject: Add API for adding areas to HUD

---
 api.lua | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'api.lua')

diff --git a/api.lua b/api.lua
index e8b9c7a..730e96d 100644
--- a/api.lua
+++ b/api.lua
@@ -1,7 +1,23 @@
+local hudHandlers = {}
+
+--- Adds a function as a HUD handler, it will be able to add items to the Areas HUD element.
+function areas:registerHudHandler(handler)
+	table.insert(hudHandlers, handler)
+end
+
+
+function areas:getExternalHudEntries(pos)
+	local areas = {}
+	for _, func in pairs(hudHandlers) do
+		func(pos, areas)
+	end
+	return areas
+end
 
 --- Returns a list of areas that include the provided position.
 function areas:getAreasAtPos(pos)
 	local res = {}
+
 	if self.store then
 		local a = self.store:get_areas_for_pos(pos, false, true)
 		for store_id, store_area in pairs(a) do
-- 
cgit v1.2.3