/// <summary>
/// 转换结果类型
/// </summary>
/// <param name="LevelGradeType"></param>
/// <returns></returns>
public static ResultState GradeToResultState(GnssGradeType LevelGradeType)
{
ResultState resultState = ResultState.Unknown;
switch (LevelGradeType)
{
case GnssGradeType.AA:
case GnssGradeType.A:
resultState = ResultState.Good;
break;
case GnssGradeType.B:
case GnssGradeType.C:
resultState = ResultState.Acceptable;
break;
case GnssGradeType.D:
case GnssGradeType.E:
resultState = ResultState.Warning;
break;
case GnssGradeType.No:
resultState = ResultState.Bad;
break;
case GnssGradeType.Unknown:
resultState = ResultState.Unknown;
break;
default:
resultState = ResultState.Unknown;
break;
}
return(resultState);
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="GnssGradeType"></param>
public ResultBackGroundStyle(GnssGradeType GnssGradeType)
{
BackGroundBrush = new SolidBrush(Color.White); // Brushes.White;
BackGroundBrushSelected = new SolidBrush(Color.DarkGray); //Brushes.DarkGray;
var ResultState = GnssGradeTypeHelper.GradeToResultState(GnssGradeType);
this.Init(ResultState);
}
/// <summary>
/// 获取当前精度所处等级
/// </summary>
/// <param name="closureErrorMeter">闭合差，单位：米</param>
/// <param name="distanceMeter">距离，单位：米</param>
/// <returns></returns>
public static GnssGradeType GetGnssGrade(double closureErrorMeter, double distanceMeter)
{
closureErrorMeter = Math.Abs(closureErrorMeter);
var grades = Enum.GetNames(typeof(GnssGradeType));
foreach (var grade in grades)//顺序从小到达
{
GnssGradeType gnssGrade = Geo.Utils.EnumUtil.Parse <GnssGradeType>(grade);
var tolerance = GnssReveiverNominalAccuracy.GetGnssGradeToleranceMeter(gnssGrade, distanceMeter);
if (closureErrorMeter < tolerance)
{
return(gnssGrade);
}
}
return(GnssGradeType.No);
}
/// <summary>
/// GNSS网的精度限差, 单位米
/// </summary>
/// <param name="gnssGrade">GNSS网等级</param>
/// <param name="distanceMeter">基线长度，单位米</param>
/// <returns>GNSS网的精度限差, 单位米</returns>
public static double GetGnssGradeToleranceMeter(GnssGradeType gnssGrade, double distanceMeter)
{
double fixedError = 3;
double coefOfProportion = 1;
switch (gnssGrade)
{
case GnssGradeType.AA:
fixedError = 3;
coefOfProportion = 0.01;
break;
case GnssGradeType.A:
fixedError = 5;
coefOfProportion = 0.1;
break;
case GnssGradeType.B:
fixedError = 8;
coefOfProportion = 1;
break;
case GnssGradeType.C:
fixedError = 10;
coefOfProportion = 5;
break;
case GnssGradeType.D:
fixedError = 10;
coefOfProportion = 10;
break;
case GnssGradeType.E:
fixedError = 10;
coefOfProportion = 20;
break;
default:
break;
}
var mm = GnssReveiverNominalAccuracy.GetToleranceErrorMilliMeter(fixedError, coefOfProportion, distanceMeter);
return(mm * 0.001); //单位转换为米
}
