/// <summary>
/// 底噪电平
/// </summary>
/// <param name="name">物理量类型</param>
/// <returns></returns>
public static int NoiseLevel(QuantityName name)
{
switch (name)
{
case QuantityName.Capacitance: return(-13);
case QuantityName.CentigradeTemperature: return(-1);
case QuantityName.Charge: return(-3);
case QuantityName.Current: return(-12);
case QuantityName.Frequency: return(-3);
case QuantityName.Length: return(-3);
case QuantityName.Power: return(-3);
case QuantityName.Resistance: return(-7);
case QuantityName.Temperature: return(-1);
case QuantityName.Time: return(-12);
case QuantityName.Voltage: return(-7);
default: return(-8);
}
}
/// <summary>
/// 有效长度
/// </summary>
/// <param name="name">物理量类型</param>
/// <returns></returns>
public static int EffectiveLength(QuantityName name)
{
switch (name)
{
case QuantityName.Capacitance: return(4);
case QuantityName.CentigradeTemperature: return(3);
case QuantityName.Charge: return(3);
case QuantityName.Current: return(4);
case QuantityName.Frequency: return(3);
case QuantityName.Length: return(3);
case QuantityName.Power: return(3);
case QuantityName.Resistance: return(3);
case QuantityName.Temperature: return(3);
case QuantityName.Time: return(5);
case QuantityName.Voltage: return(4);
default: return(8);
}
}
/// <summary>
/// 底噪电平
/// </summary>
/// <param name="name">物理量类型</param>
/// <returns></returns>
public static int NoiseLevel(QuantityName name)
{
switch (name)
{
case QuantityName.Admittance: return(-1);
case QuantityName.ApparentPower: return(-4);
case QuantityName.Capacitance: return(-15);
case QuantityName.CentigradeTemperature: return(-1);
case QuantityName.Charge: return(-15);
case QuantityName.Current: return(-8);
case QuantityName.Frequency: return(-4);
case QuantityName.Inductor: return(-8);
case QuantityName.Length: return(0);
case QuantityName.Power: return(-4);
case QuantityName.ReactivePower: return(-4);
case QuantityName.Resistance: return(1);
case QuantityName.Temperature: return(-1);
case QuantityName.Time: return(-2);
case QuantityName.Voltage: return(-1);
default: return(-8);
}
}
/// <summary>
/// 将数值转换自动转换为SI词头的有效位数表示方式
/// </summary>
/// <param name="value">需要转换的数值</param>
/// <param name="effectiveLength">有效位数长度（必须是正整数）</param>
/// <param name="noiseLevel">物理量底噪电平</param>
/// <param name="prefix">数值预设词头</param>
/// <param name="quantity">物理量类型</param>
/// <param name="percentage">百分号显示</param>
/// <param name="positiveSign">正值显示+号</param>
/// <returns>带有SI词头的有效位数表示方式文本</returns>
public static string Value2Text(double value, int effectiveLength, int noiseLevel, string prefix, QuantityName quantity, bool percentage = false, bool positiveSign = false, bool usePrefix = true)
{
switch (quantity)
{
case QuantityName.Admittance:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "S", percentage, positiveSign, usePrefix));
case QuantityName.ApparentPower:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "VA", percentage, positiveSign, usePrefix));
case QuantityName.Capacitance:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "F", percentage, positiveSign, usePrefix));
case QuantityName.CentigradeTemperature:
return(Value2Text(value + 272.15, effectiveLength, noiseLevel, prefix, "°", percentage, positiveSign, usePrefix));
case QuantityName.Charge:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "C", percentage, positiveSign, usePrefix));
case QuantityName.Current:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "A", percentage, positiveSign, usePrefix));
case QuantityName.Frequency:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "Hz", percentage, positiveSign, usePrefix));
case QuantityName.Inductor:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "H", percentage, positiveSign, usePrefix));
case QuantityName.Length:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "m", percentage, positiveSign, usePrefix));
case QuantityName.Power:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "W", percentage, positiveSign, usePrefix));
case QuantityName.ReactivePower:
case QuantityName.Resistance:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "Ω", percentage, positiveSign, usePrefix));
case QuantityName.Temperature:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "K", percentage, positiveSign, usePrefix));
case QuantityName.Time:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "s", percentage, positiveSign, usePrefix));
case QuantityName.Voltage:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "V", percentage, positiveSign, usePrefix));
default:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "", percentage, positiveSign, usePrefix));
}
}
/// <summary>
/// 将数值转换自动转换为SI词头的有效位数表示方式
/// </summary>
/// <param name="value">需要转换的数值</param>
/// <param name="effectiveLength">有效位数长度（必须是正整数）</param>
/// <param name="noiseLevel">物理量底噪电平</param>
/// <param name="prefix">数值预设词头</param>
/// <param name="quantity">物理量类型</param>
/// <param name="percentage">百分号显示</param>
/// <param name="positiveSign">正值显示+号</param>
/// <returns>带有SI词头的有效位数表示方式文本</returns>
public static string Value2Text(double value, int effectiveLength, int noiseLevel, string prefix, QuantityName quantity, bool percentage = false, bool positiveSign = false)
{
switch (quantity)
{
case QuantityName.Capacitance:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "F", percentage, positiveSign));
case QuantityName.Charge:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "C", percentage, positiveSign));
case QuantityName.Current:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "A", percentage, positiveSign));
case QuantityName.Frequency:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "Hz", percentage, positiveSign));
case QuantityName.Power:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "W", percentage, positiveSign));
case QuantityName.Resistance:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "Ω", percentage, positiveSign));
case QuantityName.Temperature:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "K", percentage, positiveSign));
case QuantityName.Time:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "s", percentage, positiveSign));
case QuantityName.Voltage:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "V", percentage, positiveSign));
default:
return(Value2Text(value, effectiveLength, noiseLevel, prefix, "", percentage, positiveSign));
}
}
