public static bool AreClose(Rect rect1, Rect rect2)
{
if (rect1.IsEmpty)
{
return(rect2.IsEmpty);
}
return(!rect2.IsEmpty && DoubleUtils.AreClose(rect1.X, rect2.X) && (DoubleUtils.AreClose(rect1.Y, rect2.Y) && DoubleUtils.AreClose(rect1.Height, rect2.Height)) && DoubleUtils.AreClose(rect1.Width, rect2.Width));
}
public static bool AreClose(Size size1, Size size2)
{
return(DoubleUtils.AreClose(size1.Width, size2.Width) && DoubleUtils.AreClose(size1.Height, size2.Height));
}
public static bool AreClose(Vector vector1, Vector vector2)
{
return(DoubleUtils.AreClose(vector1.X, vector2.X) && DoubleUtils.AreClose(vector1.Y, vector2.Y));
}
public static bool AreClose(Size a, Size b)
{
return(DoubleUtils.AreClose(a.Width, b.Width, XamlConstants.LayoutComparisonPrecision) &&
DoubleUtils.AreClose(a.Height, b.Height, XamlConstants.LayoutComparisonPrecision));
}
public static bool IsCloseTo(this double self, double value, int precision)
{
return(DoubleUtils.AreClose(self, value, precision));
}
public static bool IsCloseTo(this double self, double value)
{
return(DoubleUtils.AreClose(self, value));
}
public static bool AreClose(Point a, Point b)
{
return(DoubleUtils.AreClose(a.X, b.X, XamlConstants.LayoutComparisonPrecision) && DoubleUtils.AreClose(a.Y, b.Y, XamlConstants.LayoutComparisonPrecision));
}
private static void FromString(string s, CultureInfo cultureInfo, out double value, out FlexLengthUnitType unit)
{
var normalized = s.Trim().ToLowerInvariant();
unit = FlexLengthUnitType.Pixel;
var strLen = normalized.Length;
var strLenUnit = 0;
var unitFactor = 1.0;
var i = 0;
if (normalized == UnitStrings[i])
{
strLenUnit = UnitStrings[i].Length;
unit = (FlexLengthUnitType)i;
}
else
{
for (i = 1; i < UnitStrings.Length; ++i)
{
if (normalized.EndsWith(UnitStrings[i], StringComparison.Ordinal) == false)
{
continue;
}
strLenUnit = UnitStrings[i].Length;
unit = (FlexLengthUnitType)i;
break;
}
}
if (i >= UnitStrings.Length)
{
for (i = 0; i < PixelUnitStrings.Length; ++i)
{
if (normalized.EndsWith(PixelUnitStrings[i], StringComparison.Ordinal) == false)
{
continue;
}
strLenUnit = PixelUnitStrings[i].Length;
unitFactor = PixelUnitFactors[i];
break;
}
}
if (strLen == strLenUnit && (unit == FlexLengthUnitType.Auto || unit == FlexLengthUnitType.Star))
{
value = 1;
}
else
{
Debug.Assert(unit == FlexLengthUnitType.Pixel || DoubleUtils.AreClose(unitFactor, 1.0));
var valueString = normalized.Substring(0, strLen - strLenUnit);
value = Convert.ToDouble(valueString, cultureInfo) * unitFactor;
}
}
