visibleMapBounds property
BMFCoordinateBounds?
visibleMapBounds
getter/setter pair
当前地图可显示范围(东北,西南)角坐标
Implementation
BMFCoordinateBounds? visibleMapBounds;
当前地图可显示范围(东北,西南)角坐标
BMFCoordinateBounds? visibleMapBounds;