protected override void ArrangeChild(UIElement child, Rect rect, Size finalSize)
{
Shape shape = child as Shape;
if (shape != null && shape.Stretch == Stretch.Fill)
{
Size desiredSize = XYAxisBasePanel.GetDesiredSize(child);
double num = Math.Round((this.Orientation == Orientation.Horizontal ? rect.X : rect.Y) + this.ElementWidth(desiredSize) / 2.0);
rect = this.Orientation != Orientation.Horizontal ? new Rect(0.0, num, finalSize.Width, rect.Height) : new Rect(num, 0.0, rect.Width, finalSize.Height);
}
base.ArrangeChild(child, rect, finalSize);
}
protected override double ElementOffset(UIElement element)
{
Size desiredSize = XYAxisBasePanel.GetDesiredSize(element);
double num = 0.0;
switch (XYAxisElementsPanel.GetPosition(element))
{
case AxisElementPosition.Inside:
case AxisElementPosition.None:
num = this.ElementHeight(desiredSize);
break;
case AxisElementPosition.Cross:
num = this.ElementHeight(desiredSize) / 2.0;
break;
}
return(-num);
}
protected override Size ArrangeOverride(Size finalSize)
{
foreach (UIElement uiElement in this.Children)
{
Size desiredSize = XYAxisBasePanel.GetDesiredSize(uiElement);
double num1 = this.Presenter.ConvertScaleToAxisUnits(this.GetCenterCoordinate(uiElement), this.ElementWidth(finalSize)) - this.ElementWidth(desiredSize) / 2.0;
double num2 = this.ElementOffset(uiElement);
double num3 = this.ElementWidth(desiredSize);
double num4 = this.ElementHeight(desiredSize);
if (this.IsInverted)
{
num2 = this.ElementHeight(finalSize) - (num2 + num4);
}
if (this.Orientation == Orientation.Horizontal)
{
this.ArrangeChild(uiElement, new Rect(num1, num2, num3, num4), finalSize);
}
else
{
this.ArrangeChild(uiElement, new Rect(num2, num1, num4, num3), finalSize);
}
}
return(finalSize);
}
protected override Size MeasureOverride(Size availableSize)
{
this.Populate(this.ElementWidth(availableSize));
double val2 = 0.0;
if (this.Children.Count > 0)
{
Size availableSize1 = new Size(double.PositiveInfinity, double.PositiveInfinity);
foreach (UIElement uiElement in this.Children)
{
uiElement.Measure(availableSize1);
}
val2 = EnumerableFunctions.MaxOrNullable <double>(Enumerable.Select <UIElement, double>(Enumerable.Cast <UIElement>((IEnumerable)this.Children), (Func <UIElement, double>)(child => this.ElementHeight(XYAxisBasePanel.GetDesiredSize(child)) + this.ElementOffset(child)))) ?? 0.0;
}
if (this.Orientation == Orientation.Horizontal)
{
return(new Size(0.0, Math.Max(0.0, val2)));
}
return(new Size(Math.Max(0.0, val2), 0.0));
}