private void btn_Center_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
IPoint pPoint = MeasureUtils.GetCenterPoint(AeUtils.GetStudentList());
string LocationPRJ = String.Format("投影坐标：({0}, {1})", pPoint.X, pPoint.Y);
AeUtils.DrawCenterPoint(pPoint);
IPoint pPointCGS = AeUtils.PRJtoGCS(pPoint);
string LocationCGS = String.Format("地理坐标：({0}, {1})", pPointCGS.X, pPointCGS.Y);
MessageBox.Show(String.Format("平均中心\n{0}\n{1}", LocationPRJ, LocationCGS));
}
private void btn_distributed_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
double R = MeasureUtils.GetRValue(AeUtils.GetStudentList(), 9600000000000.0);
}
