图层切换顺序

2016-02-16 09:01:06  访问(1552) 赞(0) 踩(0)


        /// <summary>
        /// 图层切换顺序
        /// </summary>
        protected void FeatureLayerUpDown()
        {
            string layerDown = "_2-停机位-面_region";
            string layerUp = "_3-滑行线-线_polyline";

            IAppHelper ah = AppDriver.IAppHelperGet();

            int downIndex = ah.LayerIndexGet(mapControl1.Map, layerDown);

            if (downIndex == -1)
                return;

            int upIndex = ah.LayerIndexGet(mapControl1.Map, layerUp);

            if (upIndex == -1)
                return;

            if (downIndex >= upIndex)
                return;

            mapControl1.Map.Layers.Move(upIndex, downIndex);

        }


标签:图层切换顺序 

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