public void ValidateGeometry(Rect renderRect, CornerRadius cornerRadius)
{
if (this.geometry != null)
{
return;
}
this.geometry = new StreamGeometry();
StreamGeometryContext ctx = this.geometry.Open();
SuperRoundedRectRenderer.GenerateGeometry(ctx, renderRect, new SuperRoundedRectRenderer.Radii(cornerRadius, SuperRoundedRectRenderer.zeroThickness, false));
ctx.Close();
this.geometry.Freeze();
}
protected override void OnRender(DrawingContext drawingContext)
{
base.OnRender(drawingContext);
if (this.rangeRenderer == null)
{
this.rangeRenderer = new SuperRoundedRectRenderer();
}
Thickness rangeMargin = this.RangeMargin;
Rect rect = RenderUtils.CalculateInnerRect(new Rect(0.0, 0.0, this.ActualWidth, this.ActualHeight), this.BorderWidth);
Rect renderRect = new Rect(new Point(rect.Left + rangeMargin.Left, rect.Top + rect.Height - rangeMargin.Bottom - this.RangeHeight), new Point(rect.Left + rect.Width - rangeMargin.Right, rect.Top + rect.Height - rangeMargin.Bottom));
this.rangeRenderer.Render(drawingContext, renderRect, this.RangeBrush, this.RangeCornerRadius);
}