Ejemplos de CompositeGraphicsLayerClass.DeleteAllElements en C# (CSharp)

Ejemplo n.º 1

        /// <summary>
        /// 清除当前图层
        /// </summary>
        /// <param name="layerName">图层名称</param>
        public void ClearLayer(string layerName)
        {
            if (!layerDic.ContainsKey(layerName))
            {
                return;
            }

            CompositeGraphicsLayerClass graLayer = layerDic[layerName];

            if (graLayer != null)
            {
                graLayer.DeleteAllElements();
            }
        }