/// <summary>
/// 添加多边形图元
/// </summary>
/// <param name="kml"></param>
/// <param name="layerName"></param>
/// <returns></returns>
public Core.Interface.IMFElement CreateElement(Core.Model.Kml kml, string layerName)
{
//MapFrame.Core.Model.KmlPolygon kmlPolygon = kml.Placemark.Graph as MapFrame.Core.Model.KmlPolygon;
//Polygon_Mgis polygonMgis = new Polygon_Mgis(mapControl);
//if (kml.Placemark.Name == null || kmlPolygon.PositionList == null) return null;
//int count = kmlPolygon.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)kmlPolygon.PositionList[i].Lng;
// vertex[2 * i + 1] = (float)kmlPolygon.PositionList[i].Lat;
//}
//Marshal.Copy(vertex, 0, ptrVert, vertex.Length);
//mapControl.MgsDrawLineSymByJBID(kml.Placemark.Name, 11, (ulong)(ptrVert.ToInt64()), count);
//Marshal.FreeHGlobal(ptrVert);
//if (kmlPolygon.OutLineColor.ToArgb() != 0 || kmlPolygon.FillColor.ToArgb() != 0)
//{
// mapControl.MgsUpdateSymFillColor(kml.Placemark.Name, kmlPolygon.FillColor.R, kmlPolygon.FillColor.G, kmlPolygon.FillColor.B, kmlPolygon.FillColor.A);
// mapControl.MgsUpdateSymColor(kml.Placemark.Name, kmlPolygon.OutLineColor.R, kmlPolygon.OutLineColor.G, kmlPolygon.OutLineColor.B, kmlPolygon.OutLineColor.A);
//}
//polygonMgis.ElementType = Core.Model.ElementTypeEnum.Polygon;
//polygonMgis.SetPolygonName(kml.Placemark.Name);
//polygonMgis.SetListPoint(kmlPolygon.PositionList);
Polygon_Mgis polygonMgis = new Polygon_Mgis(kml, mapControl);
return(polygonMgis);
}
/// <summary>
/// 删除图元
/// </summary>
/// <param name="element"></param>
/// <param name="layerName"></param>
/// <returns></returns>
public bool RemoveElement(Core.Interface.IMFElement element, string layerName)
{
Polygon_Mgis polygonMgis = element as Polygon_Mgis;
return(mapControl.MgsDelObject(polygonMgis.ElementPtr) == 0 ? true : false);
}
