LineDisplayType() 设置遮挡模式 Members staticSuperMap3D.LineDisplayType.NON_OCCLUDED 不被遮挡，枚举值2 staticSuperMap3D.LineDisplayType.OCCLUDED 遮挡，枚举值0 staticSuperMap3D.LineDisplayType.OCCLUDED_TRANSLUCENT 遮挡部分半透，枚举值1
LineDisplayType