/// <summary>
/// 创建线图元
/// </summary>
/// <param name="kml">线kml对象</param>
/// <param name="layerName">图层名称</param>
/// <returns></returns>
public Core.Interface.IMFElement CreateElement(Core.Model.Kml kml, string layerName)
{
//MapFrame.Core.Model.KmlLineString kmlLine = kml.Placemark.Graph as MapFrame.Core.Model.KmlLineString;
Line_Mgis lineMgis = new Line_Mgis(kml, mapControl);
//if (kml.Placemark.Name == null || kmlLine.PositionList == null) return null;
//int count = kmlLine.PositionList.Count();
//float[] vertex = new float[count * 2];
//IntPtr ptrVert = Marshal.AllocHGlobal(sizeof(float) * count * 2);
//for (int i = 0; i < count; i++)
//{
// vertex[2 * i] = (float)kmlLine.PositionList[i].Lng;
// vertex[2 * i + 1] = (float)kmlLine.PositionList[i].Lat;
//}
//Marshal.Copy(vertex, 0, ptrVert, vertex.Length);
//mapControl.MgsDrawLineSymByJBID(kml.Placemark.Name, 10, (ulong)(ptrVert.ToInt64()), count);
//Marshal.FreeHGlobal(ptrVert);
//if (kmlLine.Color.ToArgb() != 0)
//{
// mapControl.MgsUpdateSymColor(kml.Placemark.Name, kmlLine.Color.R, kmlLine.Color.G, kmlLine.Color.B, kmlLine.Color.A);
//}
//lineMgis.SetLineName(kml.Placemark.Name);
//lineMgis.SetListPoint(kmlLine.PositionList);
//lineMgis.ElementType = ElementTypeEnum.Line;
return(lineMgis);
}
/// <summary>
/// 删除指定线图元
/// </summary>
/// <param name="element">线图元</param>
/// <param name="layerName">图元名称</param>
/// <returns></returns>
public bool RemoveElement(Core.Interface.IMFElement element, string layerName)
{
Line_Mgis lineMgis = element as Line_Mgis;
return(mapControl.MgsDelObject(lineMgis.ElementPtr) == 0 ? true : false);
}
