layer.draggable.angle < number>

Current angle (in degrees) for the draggable layer. (Read-only)
译：当前角度（度）的可拖动层。 （只读）

layerA = new Layer
layerA.draggable.enabled = true

# Print the current angle 
layerA.on Events.DragMove, ->
    print layerA.draggable.angle