public void UpdateLabelElements()
{
if (this.TrackBarElement.Orientation == Orientation.Horizontal)
{
this.StretchHorizontally = true;
this.StretchVertically = false;
}
else
{
this.StretchHorizontally = false;
this.StretchVertically = true;
}
this.Children.Clear();
this.Invalidate();
int num1 = 0;
bool isTopLeft = (this.Parent as TrackBarScaleElement).IsTopLeft;
for (int index = 0; index <= this.TrackBarElement.MaxTickNumber; ++index)
{
if (this.largeTickFrequency > 0 && index % this.largeTickFrequency == 0)
{
TrackBarLabelElement labelElement = new TrackBarLabelElement();
labelElement.NotifyParentOnMouseInput = true;
labelElement.ShouldHandleMouseInput = false;
float num2 = this.TrackBarElement.Minimum + (float)(num1 * this.largeTickFrequency);
labelElement.Text = num2.ToString();
labelElement.IsTopLeft = isTopLeft;
this.OnLabelFormatting(labelElement);
this.Children.Add((RadElement)labelElement);
++num1;
}
}
int orientation = (int)this.TrackBarElement.Orientation;
}
protected internal virtual void OnLabelFormatting(TrackBarLabelElement labelElement)
{
LabelFormattingEventHandler labelFormatting = this.LabelFormatting;
if (labelFormatting == null)
{
return;
}
labelFormatting((object)this, new LabelFormattingEventArgs(labelElement));
}
protected override SizeF MeasureOverride(SizeF availableSize)
{
SizeF empty = SizeF.Empty;
if (this.TrackBarElement.Orientation == Orientation.Horizontal)
{
for (int index = 0; index < this.Children.Count; ++index)
{
TrackBarLabelElement child = this.Children[index] as TrackBarLabelElement;
if (child != null)
{
child.Measure(availableSize);
empty.Height = Math.Max(empty.Height, child.DesiredSize.Height);
empty.Width += child.DesiredSize.Width;
if ((index == 0 || index == this.Children.Count - 1) && (double)child.DesiredSize.Width / 2.0 > (double)this.TrackBarElement.ThumbSize.Width && (double)this.TrackBarElement.BodyElement.Margin.Left < (double)child.DesiredSize.Width / 2.0 - (double)this.TrackBarElement.ThumbSize.Width)
{
int num = (int)child.DesiredSize.Width / 2 - this.TrackBarElement.ThumbSize.Width + 2;
this.TrackBarElement.BodyElement.Margin = new Padding(num, this.TrackBarElement.BodyElement.Margin.Top, num, this.TrackBarElement.BodyElement.Margin.Bottom);
}
}
}
if ((double)empty.Height == 0.0)
{
empty.Width = 0.0f;
}
}
else
{
for (int index = 0; index < this.Children.Count; ++index)
{
TrackBarLabelElement child = this.Children[index] as TrackBarLabelElement;
if (child != null)
{
child.Measure(availableSize);
empty.Height += child.DesiredSize.Height;
empty.Width = Math.Max(empty.Width, child.DesiredSize.Width);
if ((index == 0 || index == this.Children.Count - 1) && (double)child.DesiredSize.Height / 2.0 > (double)this.TrackBarElement.ThumbSize.Height && (double)this.TrackBarElement.BodyElement.Margin.Top < (double)child.DesiredSize.Height / 2.0 - (double)this.TrackBarElement.ThumbSize.Height)
{
int num = (int)child.DesiredSize.Height / 2 - this.TrackBarElement.ThumbSize.Height + 1;
this.TrackBarElement.BodyElement.Margin = new Padding(this.TrackBarElement.BodyElement.Margin.Left, num, this.TrackBarElement.BodyElement.Margin.Right, num);
}
}
}
if ((double)empty.Width == 0.0)
{
empty.Height = 0.0f;
}
}
return(empty);
}
protected virtual void OnLabelFormatting(TrackBarLabelElement labelElement)
{
this.TrackBarElement.OnLabelFormatting(labelElement);
}
public LabelFormattingEventArgs(TrackBarLabelElement labelElement)
{
this.labelElement = labelElement;
}