protected override Size ArrangeOverride(Size finalSize)
{
var orientation = this.Orientation;
var orientedSize = new OrientedSize(orientation);
var orientedSize2 = new OrientedSize(orientation, finalSize.Width, finalSize.Height);
var itemWidth = this.ItemWidth;
var itemHeight = this.ItemHeight;
var flag = !itemWidth.IsNaN();
var flag2 = !itemHeight.IsNaN();
var num = 0.0;
var directDelta = (orientation == Orientation.Vertical)
? (flag ? itemWidth : default(double?))
: (flag2 ? itemHeight : default(double?));
var children = this.Children;
var count = children.Count;
var num2 = 0;
for (var i = 0; i < count; i++)
{
var uIElement = children[i];
var orientedSize3 = new OrientedSize(
orientation,
flag ? itemWidth : uIElement.DesiredSize.Width,
flag2 ? itemHeight : uIElement.DesiredSize.Height);
if (NumericExtensions.IsGreaterThan(orientedSize.Direct + orientedSize3.Direct, orientedSize2.Direct))
{
this.ArrangeLine(num2, i, directDelta, num, orientedSize.Indirect);
num += orientedSize.Indirect;
orientedSize = orientedSize3;
if (NumericExtensions.IsGreaterThan(orientedSize3.Direct, orientedSize2.Direct))
{
this.ArrangeLine(i, ++i, directDelta, num, orientedSize3.Indirect);
num += orientedSize.Indirect;
orientedSize = new OrientedSize(orientation);
}
num2 = i;
}
else
{
orientedSize.Direct += orientedSize3.Direct;
orientedSize.Indirect = Math.Max(orientedSize.Indirect, orientedSize3.Indirect);
}
}
if (num2 < count)
{
this.ArrangeLine(num2, count, directDelta, num, orientedSize.Indirect);
}
return(finalSize);
}
protected override Size MeasureOverride(Size constraint)
{
var orientation = this.Orientation;
var orientedSize = new OrientedSize(orientation);
var orientedSize2 = new OrientedSize(orientation);
var orientedSize3 = new OrientedSize(orientation, constraint.Width, constraint.Height);
var itemWidth = this.ItemWidth;
var itemHeight = this.ItemHeight;
var flag = !itemWidth.IsNaN();
var flag2 = !itemHeight.IsNaN();
var size = new Size(flag ? itemWidth : constraint.Width, flag2 ? itemHeight : constraint.Height);
foreach (var child in Children.OfType <UIElement>())
{
child.Measure(size);
var orientedSize4 = new OrientedSize(
orientation,
flag ? itemWidth : child.DesiredSize.Width,
flag2 ? itemHeight : child.DesiredSize.Height);
if (NumericExtensions.IsGreaterThan(orientedSize.Direct + orientedSize4.Direct, orientedSize3.Direct))
{
orientedSize2.Direct = Math.Max(orientedSize.Direct, orientedSize2.Direct);
orientedSize2.Indirect += orientedSize.Indirect;
orientedSize = orientedSize4;
if (NumericExtensions.IsGreaterThan(orientedSize4.Direct, orientedSize3.Direct))
{
orientedSize2.Direct = Math.Max(orientedSize4.Direct, orientedSize2.Direct);
orientedSize2.Indirect += orientedSize4.Indirect;
orientedSize = new OrientedSize(orientation);
}
}
else
{
orientedSize.Direct += orientedSize4.Direct;
orientedSize.Indirect = Math.Max(orientedSize.Indirect, orientedSize4.Indirect);
}
}
orientedSize2.Direct = Math.Max(orientedSize.Direct, orientedSize2.Direct);
orientedSize2.Indirect += orientedSize.Indirect;
return(new Size(orientedSize2.Width, orientedSize2.Height));
}
public OrientedSize(Orientation orientation)
{
this = new OrientedSize(orientation, 0.0, 0.0);
}
