Add a font property to the item

README.md

@@ -235,6 +235,7 @@ Multiple items can have multiple sets of options.
 | margins        | Read/Write table (left,right,top and bottom) | dynamic table      |
 | infoshapes     | See the infoshapes widget documentation      | array of infoshapes|
 | overlay_draw   | Draw a custom painter on top of the item     | draw function      |
+| font           | Set a custom font                            | font_string        |
 
 ### Colors options
 

item/init.lua

@@ -196,6 +196,11 @@ local function new_item(data,args)
     item_style(item)
   end
 
+  function item:set_font(f)
+    local text_w = item._internal.text_w
+    text_w:set_font(f)
+  end
+
   function item:set_text(text)
     local text_w = item._internal.text_w
     if not text_w then return end