internal static Size Round(Size size, RoundingMode roundingMode, int digits = 0)
{
var width = DoubleUtils.Round(size.Width, digits, roundingMode);
var height = DoubleUtils.Round(size.Height, digits, roundingMode);
return(new Size(width, height));
}
protected override object ConvertCore(object value, Type targetType, object parameter, CultureInfo culture)
{
var roundingMode = RoundingMode.MidPointFromZero;
if (value is double)
{
var dblValue = (double)value;
return(DoubleUtils.Round(dblValue, Digits, roundingMode));
}
if (value is Point)
{
var ptValue = (Point)value;
return(PointUtils.Round(ptValue, roundingMode, Digits));
}
if (value is Size)
{
var szValue = (Size)value;
return(SizeUtils.Round(szValue, roundingMode, Digits));
}
if (value is Rect)
{
var rcValue = (Rect)value;
return(RectUtils.Round(rcValue, roundingMode, Digits));
}
return(value);
}
public void DoubleUtils_Round1()
{
double?double1 = new double?(1.0);
long? result = DoubleUtils.Round(double1);
Assert.IsNotNull(result);
Assert.AreEqual((byte)1, (byte)result);
Assert.AreEqual((short)1, (short)result);
Assert.AreEqual(1, (int)result);
Assert.AreEqual(1L, (long)result);
Assert.AreEqual(1.0f, (float)result, 1.0f);
Assert.AreEqual(1.0, (long)result, 1.0);
Assert.AreEqual("1", result.Value.ToString("0", CultureInfo.InvariantCulture));
}
private static double FinalRound(double value)
{
return(DoubleUtils.Round(value, 2, RoundingMode.MidPointToEven));
}
public double RoundY(double value, RoundingMode roundingMode)
{
return(DoubleUtils.Round(value, roundingMode));
}
public double RoundY(double value, RoundingMode roundingMode)
{
return(FinalRound(DownScaleY(DoubleUtils.Round(UpScaleY(value), roundingMode))));
}
private static double Calc(double value, double gridStep, bool visible)
{
return(visible ? gridStep * DoubleUtils.Round(value / gridStep, RoundingMode.MidPointFromZero) : value);
}
internal static double RoundMidPointToEven(this double self, int precision)
{
return(DoubleUtils.Round(self, precision, RoundingMode.MidPointToEven));
}
internal static double RoundMidPointFromZero(this double self)
{
return(DoubleUtils.Round(self, RoundingMode.MidPointFromZero));
}
internal static double RoundFromZero(this double self, int precision)
{
return(DoubleUtils.Round(self, precision, RoundingMode.FromZero));
}
internal static double RoundToZero(this double self)
{
return(DoubleUtils.Round(self, RoundingMode.ToZero));
}
