+![change_layout_sequnce](parts/change_layout_seq.png)
+
+- verb : "changeAreaSize"
+- argument : {"areas" : [{"name":"area_name","rect":{"x":int,"y":int,"w":int,"h":int}, ...}]}
+
+Note: Only the application whose role is written in whitelist is allowed to call this API. This is because marcious application can change the layouts. The layout should be controled by system application.
+
+### Get Information
+
+#### *getDisplayInfo*