/// 重绘区域
/// </summary>
/// <param name="name"></param>
/// <param name="points"></param>
public void ReDrawArea(string name, List <MapLngLat> points)
{
// 先删除之前的面，再添加新的面
if (!warnAresDic.ContainsKey(name))
{
return;
}
WarnArea area = warnAresDic[name];
foreach (string polygonName in area.Polygons)
{
IMFLayer layer = globeMapLogic.GetLayer(layerName);
if (layer == null)
{
return;
}
layer.RemoveElement(polygonName);
}
bool isWarn = area.IsWarn;
bool isImportant = area.IsImportant;
warnAresDic.Remove(name);
DrawAreaGlobe(name, points, isWarn, isImportant);
// arcmap
IMFLayer layerMap = mapMapLogic.AddLayer(layerName);
if (layerMap == null)
{
return;
}
IMFElement ele = layerMap.GetElement(name);
if (ele == null)
{
return;
}
IMFPolygon polygon = ele as IMFPolygon;
if (polygon == null)
{
return;
}
polygon.UpdatePosition(points);
}
private void DeleteAreaGlobe(string name)
{
IMFLayer layer = globeMapLogic.GetLayer(layerName);
if (layer == null)
{
return;
}
WarnArea area = warnAresDic[name];
foreach (string eleName in area.Polygons)
{
layer.RemoveElement(eleName);
}
layer.Refresh();
}
private void DrawAreaGlobe(string name, List <MapLngLat> points, bool isWarn, bool isImportant)
{
IMFLayer layerGlobe = globeMapLogic.AddLayer(layerName);
WarnArea area = new WarnArea();
area.Name = name;
area.Points = points;
area.IsWarn = isWarn;
area.IsVisible = true;
area.IsImportant = isImportant;
// 最后一个面
List <MapLngLat> pLast = new List <MapLngLat>();
pLast.Add(new MapLngLat(points[0].Lng, points[0].Lat, 0));
pLast.Add(new MapLngLat(points[0].Lng, points[0].Lat, Atilute));
pLast.Add(new MapLngLat(points[points.Count - 1].Lng, points[points.Count - 1].Lat, Atilute));
pLast.Add(new MapLngLat(points[points.Count - 1].Lng, points[points.Count - 1].Lat, 0));
Kml polygonLast = new Kml();
polygonLast.Placemark.Name = name + (points.Count - 1);
polygonLast.Placemark.Graph = new KmlPolygon()
{
Description = name + (points.Count - 1), PositionList = pLast, OutLineColor = Color.Blue, FillColor = Color.FromArgb(80, Color.Blue), OutLineSize = 3
}; //position
layerGlobe.AddElement(polygonLast);
area.Polygons.Add(name + (points.Count - 1));
// 最上面的面
List <MapLngLat> pUp = new List <MapLngLat>();
for (int i = 0; i < points.Count - 1; i++)
{
string eleName = name + i;
area.Polygons.Add(eleName);
List <MapLngLat> pArr = new List <MapLngLat>();
pArr.Add(new MapLngLat(points[i].Lng, points[i].Lat, 0));
pArr.Add(new MapLngLat(points[i].Lng, points[i].Lat, Atilute));
pArr.Add(new MapLngLat(points[i + 1].Lng, points[i + 1].Lat, Atilute));
pArr.Add(new MapLngLat(points[i + 1].Lng, points[i + 1].Lat, 0));
Kml polygonKml = new Kml();
polygonKml.Placemark.Name = eleName;
polygonKml.Placemark.Graph = new KmlPolygon()
{
Description = eleName, PositionList = pArr, OutLineColor = Color.Blue, FillColor = Color.FromArgb(80, Color.Blue), OutLineSize = 3
}; //position
// 创建波束图元
layerGlobe.AddElement(polygonKml);
pUp.Add(new MapLngLat(points[i].Lng, points[i].Lat, Atilute));
}
pUp.Add(new MapLngLat(points[points.Count - 1].Lng, points[points.Count - 1].Lat, Atilute));
Kml polygonUp = new Kml();
polygonUp.Placemark.Name = name + points.Count;
polygonUp.Placemark.Graph = new KmlPolygon()
{
Description = name + points.Count, PositionList = pUp, OutLineColor = Color.Blue, FillColor = Color.FromArgb(80, Color.Blue), OutLineSize = 3
}; //position
layerGlobe.AddElement(polygonUp);
area.Polygons.Add(name + points.Count);
layerGlobe.Refresh();
warnAresDic.Add(name, area);
}
