Tilt(setTilt)
Set the slope of the map. You can set it 0~60.The closer to zero(0), you look at the map from the top.The closer to sixty(60), the map have a three-dimensioanl effect.The default value is zero(0).

[ example : setTilt ]
mapInstance.setTilt(60);

Tilt(getTilt)
Gets the tilted value of the set map.

Return : getTilt
Angle value of the current map

[ example : getTilt ]

mapInstance.getTilt()
return 60