private CoordinateTargetDotView GenerateGraphicTargetDotViewFromMouseLocation(Point mouseLocation)
{
PolarCoordinate coordinate =
((GraphicTrackDisplayer)displayer).coordinateSystem.PointToCoordinate(Tools.PointToPoint2F(mouseLocation));
//计算所属扇区
int sectorCount = targetProvider.GetSectorCount();
int sectorIndex = 0;
double angleSpan = ((double)360) / sectorCount;
for (int index = 0; index < sectorCount; index++)
{
if (coordinate.Az >= index * angleSpan && coordinate.Az < (index + 1) * angleSpan)
{
sectorIndex = index;
break;
}
}//计算所属扇区完成
TargetDot dot = new TargetDot(coordinate.Az, coordinate.El, coordinate.Dis)
{
SectorIndex = sectorIndex
};
TargetView view = ((GraphicTrackDisplayer)displayer).targetsManager.CreateTargetView(dot);
return((CoordinateTargetDotView)view);
}
//public override void Corelate(Sector center, Sector left, Sector right)
//{
// foreach(TargetDot oldDot in center.OldDots)
// {
// if (CorelateDot(oldDot, center)) continue;
// if (CorelateDot(oldDot, right)) continue;
// CorelateDot(oldDot, left);
// }
// NotifyDeleteSectorTrack(center);
//}
private bool CorelateDot(TargetDot oldDot, Sector center)
{
bool ret = false;
foreach (TargetDot newDot in center.NewDots)
{
if (newDot.Adopted) //已经被航迹相关
{
continue;
}
float distance = oldDot.DistanceTo(newDot);
if (distance < threshold)
{
TargetTrack track = TargetTrack.CreateTargetTrack(newDot, oldDot, 3);
if (track == null) //创建航迹失败
{
continue;
}
//newDot.Adopted = true;
oldDot.Adopted = true;
center.AddTrack(track);
ret = true;
break; //相关成功，返回上层循环
}
}
return(ret);
}