$type: Buttons
name:

width:
height:
orientation:
buttonsType:

# Relace child data by game objct
background:
buttons:
    - $type:
      # ...
# ----

rtl:
expand:
align:
click:
    mode:
    clickInterval:
space:
    left:
    right:
    top:
    bottom:
    item:

draggable: