private static object CoerceStep(DependencyObject sender, object value)
{
RangeSlider rangeSlider = sender as RangeSlider;
double newValue = ( double )value;
return(Math.Max(0.01, newValue));
}
private static void OnOrientationChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{
RangeSlider rangeSlider = sender as RangeSlider;
if (rangeSlider != null)
{
rangeSlider.OnOrientationChanged(( Orientation )e.OldValue, ( Orientation )e.NewValue);
}
}
private static void OnMinimumChanged(DependencyObject sender, DependencyPropertyChangedEventArgs args)
{
RangeSlider rangeSlider = sender as RangeSlider;
if (rangeSlider != null)
{
rangeSlider.OnMinimumChanged(( double )args.OldValue, ( double )args.NewValue);
}
}
private void AdjustView()
{
//Coerce values to make them consistent.
CoercedValues cv = this.GetCoercedValues();
double actualWidth = 0;
double lowerSliderThumbWidth = 0d;
double higherSliderThumbWidth = 0d;
if (this.Orientation == Orientation.Horizontal)
{
actualWidth = this.ActualWidth;
lowerSliderThumbWidth = RangeSlider.GetThumbWidth(_lowerSlider);
higherSliderThumbWidth = RangeSlider.GetThumbWidth(_higherSlider);
}
else if (this.Orientation == Orientation.Vertical)
{
actualWidth = this.ActualHeight;
lowerSliderThumbWidth = RangeSlider.GetThumbHeight(_lowerSlider);
higherSliderThumbWidth = RangeSlider.GetThumbHeight(_higherSlider);
}
actualWidth -= (lowerSliderThumbWidth + higherSliderThumbWidth);
this.SetLowerSliderValues(cv.LowerValue, cv.Minimum, cv.Maximum);
this.SetHigherSliderValues(cv.HigherValue, cv.Minimum, cv.Maximum);
double entireRange = cv.Maximum - cv.Minimum;
if (entireRange > 0)
{
this.HigherRangeWidth = (actualWidth * (cv.Maximum - cv.HigherValue)) / entireRange;
this.RangeWidth = (actualWidth * (cv.HigherValue - cv.LowerValue)) / entireRange;
this.LowerRangeWidth = (actualWidth * (cv.LowerValue - cv.Minimum)) / entireRange;
}
else
{
this.HigherRangeWidth = 0d;
this.RangeWidth = 0d;
this.LowerRangeWidth = actualWidth;
}
}
private void SetSlidersMargins()
{
if ((_lowerSlider != null) && (_higherSlider != null))
{
if (this.Orientation == Orientation.Horizontal)
{
double lowerSliderThumbWidth = RangeSlider.GetThumbWidth(_lowerSlider);
double higherSliderThumbWidth = RangeSlider.GetThumbWidth(_higherSlider);
_higherSlider.Margin = new Thickness(lowerSliderThumbWidth, 0d, 0d, 0d);
_lowerSlider.Margin = new Thickness(0d, 0d, higherSliderThumbWidth, 0d);
}
else
{
double lowerSliderThumbHeight = RangeSlider.GetThumbHeight(_lowerSlider);
double higherSliderThumbHeight = RangeSlider.GetThumbHeight(_higherSlider);
_higherSlider.Margin = new Thickness(0d, 0d, 0d, lowerSliderThumbHeight);
_lowerSlider.Margin = new Thickness(0d, higherSliderThumbHeight, 0d, 0d);
}
}
}
