private Feature GetFeature(IceFreeCurveInfoLayer.InfoItem item, int oid)
{
ShapePoint pt = new ShapePoint(item.Longitude, item.Latitude);
//ShapePoint[] pts =new ShapePoint[]{pt};
//ShapeMultiPoint mpt = new ShapeMultiPoint(pts);
Feature fet = new Feature(oid, pt, new string[] { "No", "Temp" }, new string[] { item.No.ToString(), item.Temperature.ToString("f2") }, null);
return(fet);
}
private void InitInfoLayer()
{
if (_infoLayer == null)
{
_infoLayer = new IceFreeCurveInfoLayer();
if (!_canvas.LayerContainer.Layers.Contains(_infoLayer))
{
_canvas.LayerContainer.Layers.Add(_infoLayer);
}
}
else
{
_infoLayer.InfoItems.Clear();
if (!_canvas.LayerContainer.Layers.Contains(_infoLayer))
{
_canvas.LayerContainer.Layers.Add(_infoLayer);
}
}
_iceFeatures.Clear();
IPencilToolLayer toolLayer = new PencilToolLayer();
toolLayer.PencilType = enumPencilType.ControlFreeCurve;
_canvas.CurrentViewControl = toolLayer;
toolLayer.PencilIsFinished = new Action <GeometryOfDrawed>
(
(geo) =>
{
//增加冰缘线
Feature feature = GetIceLineFeature(ref _iceLineFeatureOid, geo);
//增加冰缘线拐点
List <IceFreeCurveInfoLayer.InfoItem> infoList = new List <IceFreeCurveInfoLayer.InfoItem>();
foreach (PointF rasterPoint in geo.ControlRasterPoints)
{
double geoX, geoY;
double temp;
_canvas.CoordTransform.Raster2Geo((int)rasterPoint.Y, (int)rasterPoint.X, out geoX, out geoY);
temp = GetPixelTemperature(_canvas, rasterPoint.X, rasterPoint.Y);
//
IceFreeCurveInfoLayer.InfoItem info = new IceFreeCurveInfoLayer.InfoItem();
info.No = ++_iceControlPointNo;
info.Longitude = geoX;
info.Latitude = geoY;
info.Temperature = temp;
infoList.Add(info);
}
//if the last point is same to the one before it ,remove one
int count = infoList.Count;
if (count >= 2)
{
IceFreeCurveInfoLayer.InfoItem info = infoList.Last();
int firstNo = infoList[0].No;
for (int i = count - 2; i >= 0; i--)
{
if ((infoList[i].Latitude == info.Latitude) && (infoList[i].Longitude == info.Longitude))
{
infoList.RemoveAt(infoList.Count - 2);
}
else
{
break;
}
}
for (int i = 0; i < infoList.Count; i++)
{
infoList[i].No = firstNo + i;
}
_iceControlPointNo = infoList.Last().No;
}
IceFreeCurveInfoLayer.InfoItem[] infos = infoList.ToArray();
_infoLayer.InfoItems.AddRange(infos);
_iceFeatures.Add(feature, infos);
UpdateLayer(feature);
}
);
}