/// <summary>
/// Returns the calculated Area given the <paramref name="qty"/>.
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
public IQuantity CalculateArea(IQuantity qty,
CircularCalculationType type = CircularCalculationType.Diameter)
{
return VerifyDimensions(
CalculateAreaFromRadius(qty, type)
?? CalculateAreaFromDiameter(qty, type), A.SquareMeter);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
public IQuantity CalculateCircumference(IQuantity qty,
CircularCalculationType type = CircularCalculationType.Diameter)
{
return(VerifyDimensions(
CalculateCircumferenceFromRadius(qty, type)
?? CalculateCircumferenceFromDiameter(qty, type), L.Meter));
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
public IQuantity CalculateCircumference(IQuantity qty,
CircularCalculationType type = CircularCalculationType.Diameter)
{
return VerifyDimensions(
CalculateCircumferenceFromRadius(qty, type)
?? CalculateCircumferenceFromDiameter(qty, type), L.Meter);
}
/// <summary>
/// Returns the calculated Area given the <paramref name="qty"/>.
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
public IQuantity CalculateArea(IQuantity qty,
CircularCalculationType type = CircularCalculationType.Diameter)
{
return(VerifyDimensions(
CalculateAreaFromRadius(qty, type)
?? CalculateAreaFromDiameter(qty, type), A.SquareMeter));
}
/// <summary>
/// Returns the diameter calculated from a area.
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateDiameterFromArea(IQuantity qty, CircularCalculationType type)
{
var radiusQty = CalculateRadiusFromArea(qty, type);
return(ReferenceEquals(null, radiusQty)
? null
: CalculateDiameterFromRadius(radiusQty, CircularCalculationType.Radius));
}
public void Verify_from_circumference([LengthValues] IQuantity qty)
{
const CircularCalculationType type = CircularCalculationType.Circumference;
using (new CircularCalculatorFixture(qty,
x => x / (2d * Math.PI), c => c.CalculateRadius, type, L.Meter))
{
}
}
public void Verify_from_area([AreaValues] IQuantity qty)
{
const CircularCalculationType type = CircularCalculationType.Area;
using (new CircularCalculatorFixture(qty,
x => Math.Sqrt(x / Math.PI), c => c.CalculateRadius, type, L.Meter))
{
}
}
public void Verify_from_diameter([LengthValues] IQuantity qty)
{
const CircularCalculationType type = CircularCalculationType.Diameter;
using (new CircularCalculatorFixture(qty,
x => x / 2d, c => c.CalculateRadius, type, L.Meter))
{
}
}
public void Verify_from_radius([LengthValues] IQuantity qty)
{
const CircularCalculationType type = CircularCalculationType.Radius;
using (new CircularCalculatorFixture(qty,
x => 2d * x, c => c.CalculateDiameter, type, L.Meter))
{
}
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateCircumferenceFromRadius(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Radius))
{
return(null);
}
var resultQty = (Quantity)qty * 2d * Math.PI;
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="expected"></param>
/// <param name="actual"></param>
/// <param name="type"></param>
/// <param name="dimensions"></param>
public CircularCalculatorFixture(
IQuantity qty,
Func <double, double> expected,
Func <CircularCalculator, Func <IQuantity, CircularCalculationType, IQuantity> > actual,
CircularCalculationType type,
params IDimension[] dimensions)
: base(dimensions)
{
_type = type;
_qty = qty;
_actual = actual;
_expected = expected;
}
private static IQuantity CalculateDiameterFromRadius(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Radius))
{
return(null);
}
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity)qty * 2d;
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateCircumferenceFromDiameter(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Diameter))
{
return(null);
}
/* Results will be in terms of base units. Which is still 2 PI r, but
* notice the 2 is understood by the Diameter being 2 r to begin with. */
var resultQty = (Quantity)qty * Math.PI;
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateRadiusFromDiameter(IQuantity qty, CircularCalculationType type)
{
if (!type.HasMask(CircularCalculationType.Diameter))
{
return(null);
}
// The dimension should be consistently Length, although the unit itself may be different.
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity)qty / 2d;
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="aQty"></param>
/// <param name="bQty"></param>
/// <param name="expected"></param>
/// <param name="actual"></param>
/// <param name="type"></param>
/// <param name="dimensions"></param>
public EllipticalCalculatorFixture(
IQuantity aQty, IQuantity bQty,
Func <double, double, double> expected,
Func <CircularCalculator, Func <IQuantity, IQuantity, IQuantity> > actual,
CircularCalculationType type,
params IDimension[] dimensions)
: base(dimensions)
{
_aQty = aQty;
_bQty = bQty;
_expected = expected;
_actual = actual;
_type = type;
}
/// <summary>
/// Returns the Radius calculated from the given <see cref="IArea"/> expressed through
/// <paramref name="qty"/>. The resulting units will be in alignment with said Qty.
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
/// <a href="!:http://en.wikipedia.org/wiki/Arc_%28geometry%29" >Area (geometry)</a>
private static IQuantity CalculateRadiusFromArea(IQuantity qty, CircularCalculationType type)
{
if (!type.HasMask(CircularCalculationType.Area))
{
return(null);
}
// Dimensions should be Length Squared. Does not matter the unit at this moment.
qty.VerifyDimensions(L.Meter.Squared());
var resultQty = ((Quantity)qty / Math.PI).SquareRoot();
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateAreaFromRadius(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Radius))
{
return(null);
}
// The dimension should be consistently Length, although the unit itself may be different.
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity)qty.Squared() * Math.PI;
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
/// <a href="!:http://en.wikipedia.org/wiki/Circumference" >Circumference</a>
/// <a href="!:http://en.wikipedia.org/wiki/Pi" >Pi</a>
private static IQuantity CalculateRadiusFromCircumference(IQuantity qty, CircularCalculationType type)
{
if (!type.HasMask(CircularCalculationType.Circumference))
{
return(null);
}
//TODO: for these types of calculations, it might make sense to capture a "derived" unit of "circumference", based on "length", but for first class treatment...
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity)qty / (2d * Math.PI);
return(resultQty);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateRadiusFromDiameter(IQuantity qty, CircularCalculationType type)
{
if (!type.HasMask(CircularCalculationType.Diameter)) return null;
// The dimension should be consistently Length, although the unit itself may be different.
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity) qty/2d;
return resultQty;
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
/// <a href="!:http://en.wikipedia.org/wiki/Circumference" >Circumference</a>
/// <a href="!:http://en.wikipedia.org/wiki/Pi" >Pi</a>
private static IQuantity CalculateRadiusFromCircumference(IQuantity qty, CircularCalculationType type)
{
if (!type.HasMask(CircularCalculationType.Circumference)) return null;
//TODO: for these types of calculations, it might make sense to capture a "derived" unit of "circumference", based on "length", but for first class treatment...
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity) qty/(2d*Math.PI);
return resultQty;
}
/// <summary>
/// Returns the Radius calculated from the given <see cref="IArea"/> expressed through
/// <paramref name="qty"/>. The resulting units will be in alignment with said Qty.
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
/// <a href="!:http://en.wikipedia.org/wiki/Arc_%28geometry%29" >Area (geometry)</a>
private static IQuantity CalculateRadiusFromArea(IQuantity qty, CircularCalculationType type)
{
if (!type.HasMask(CircularCalculationType.Area)) return null;
// Dimensions should be Length Squared. Does not matter the unit at this moment.
qty.VerifyDimensions(L.Meter.Squared());
var resultQty = ((Quantity) qty/Math.PI).SquareRoot();
return resultQty;
}
private static IQuantity CalculateDiameterFromRadius(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Radius)) return null;
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity) qty*2d;
return resultQty;
}
/// <summary>
/// Returns the diameter calculated from a circumference.
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateDiameterFromCircumference(IQuantity qty, CircularCalculationType type)
{
var radiusQty = CalculateRadiusFromCircumference(qty, type);
return ReferenceEquals(null, radiusQty)
? null
: CalculateDiameterFromRadius(radiusQty, CircularCalculationType.Radius);
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateCircumferenceFromDiameter(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Diameter)) return null;
/* Results will be in terms of base units. Which is still 2 PI r, but
* notice the 2 is understood by the Diameter being 2 r to begin with. */
var resultQty = (Quantity) qty*Math.PI;
return resultQty;
}
/// <summary>
/// Returns whether <paramref name="value"/> Has the <paramref name="mask"/>.
/// </summary>
/// <param name="value"></param>
/// <param name="mask"></param>
/// <returns></returns>
public static bool HasMask(this CircularCalculationType value, CircularCalculationType mask)
{
return ((long) value).HasMask((long) mask);
}
/// <summary>
/// Returns whether <paramref name="value"/> Has the <paramref name="mask"/>.
/// </summary>
/// <param name="value"></param>
/// <param name="mask"></param>
/// <returns></returns>
public static bool HasMask(this CircularCalculationType value, CircularCalculationType mask)
{
return(((long)value).HasMask((long)mask));
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateAreaFromDiameter(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Diameter)) return null;
// The dimension should be consistently Length, although the unit itself may be different.
qty.VerifyDimensions(L.Meter);
var resultQty = (Quantity) ((Quantity) qty/2d).Squared()*Math.PI;
return resultQty;
}
/// <summary>
///
/// </summary>
/// <param name="qty"></param>
/// <param name="type"></param>
/// <returns></returns>
private static IQuantity CalculateCircumferenceFromRadius(IQuantity qty, CircularCalculationType type)
{
if (!type.HasFlag(CircularCalculationType.Radius)) return null;
var resultQty = (Quantity) qty*2d*Math.PI;
return resultQty;
}
