/// <summary>
/// 转换为GIS坐标
/// </summary>
/// <param name="p"> 屏幕上实际坐标</param>
/// <returns></returns>
public Point GetGIS842(Point p)
{
Point point = new Point();
point = GetMercator(p);
Coords.Point cp = new Coords.Point();
cp.x = point.X;
cp.y = point.Y;
cp = Coords.Mercator2WGS84(cp);
point.X = cp.x + Constants.COOR_X_OFFSET;
point.Y = cp.y + Constants.COOR_Y_OFFSET;
return point;
}
//返回插入junction的id
protected int InsterDB(Cover c)
{
if (c == null) return 0;
//change the coordinate Mercator to WGS84
Coords.Point p = new Coords.Point();
p.x = c.Location.X;
p.y = c.Location.Y;
p = Coords.Mercator2WGS84(p);
//store to
CJuncInfo info = new CJuncInfo();
info.X_Coor = p.x + Constants.COOR_X_OFFSET;
info.Y_Coor = p.y + Constants.COOR_Y_OFFSET;
info.Junc_Category = c.juncInfo.Junc_Category;
//数据库操作
TJuncInfo juncinfo = new TJuncInfo(App._dbpath, App.PassWord);
TJuncExtInfo juncextinfo = new TJuncExtInfo(App._dbpath, App.PassWord);
if (!juncinfo.Insert_JuncInfo(ref info)) {
return 0;
}
CJuncExtInfo extinfo = new CJuncExtInfo();
extinfo.JuncID = info.ID;
juncextinfo.Insert_JuncExtInfo(ref extinfo);
return info.ID;
}