internal void UpdateActualPlottingYValueRange()
{
double min = !this.Owner.YMinimum.IsNaN() ? this.Owner.YMinimum : this.GlobalValueRange.MinY;
double max = !this.Owner.YMaximum.IsNaN() ? this.Owner.YMaximum : this.GlobalValueRange.MaxY;
if (min.IsNaN() && max.IsNaN())
{
this.YPlottingRange = PlottingRange.Empty;
return;
}
Range actualRange = GetProperPlottingYRange(new Range(min, max));
this.YPlottingRange = PlottingRangeHelper.PlottingRange(actualRange, this.Owner.YValuePadding);
}
internal void UpdateActualPlottingXValueRange()
{
double min = !this.Owner.XMinimum.IsNaN() ? this.Owner.XMinimum : this.GlobalValueRange.MinX;
double max = !this.Owner.XMaximum.IsNaN() ? this.Owner.XMaximum : this.GlobalValueRange.MaxX;
if (min.IsNaN() && max.IsNaN())
{
this.XPlottingRange = PlottingRange.Empty;
return;
}
Range actualRange = new Range(min, max);
this.XPlottingRange = PlottingRangeHelper.PlottingRange(actualRange, this.Owner.XValuePadding);
}
private Range GetProperPlottingYRange(Range newRange)
{
switch (this.StackMode)
{
case StackMode.NotStacked:
return(newRange);
case StackMode.Stacked:
return(new Range(0.00, newRange.Max));
case StackMode.Stacked100:
return(new Range(0.00, 1.00));
default:
throw new ArgumentOutOfRangeException();
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
Range range = (Range)value;
return(new Point(range.Min, range.Max));
}
private PlottingRangeBase GetPlottingSettings(AxisType orientation)
{
if (this.Part_SeriesCollectionControl == null)
{
return(null);
}
Range plottingDataRange, valuePadding;
IList <object> plottingItemValues = null;
bool isCategory;
switch (orientation)
{
case AxisType.X:
if (this.XAxis == null)
{
return(null);
}
valuePadding = new Range(this.XValuePadding.X, this.XValuePadding.Y);
isCategory = this.XAxis is ICategoryAxis;
plottingDataRange = this.Part_SeriesCollectionControl.XPlottingRange.ActualRange;
var sr = this.Part_SeriesCollectionControl.GetSeries().FirstOrDefault();
if (sr?.ItemsSource == null)
{
return(null);
}
plottingItemValues = sr.ItemsSource.OfType <object>().Select(x => sr.GetXPropertyObjectForItem(x))
.ToArray();
break;
case AxisType.Y:
if (this.YAxis == null)
{
return(null);
}
valuePadding = new Range(this.YValuePadding.X, this.YValuePadding.Y);
isCategory = this.YAxis is ICategoryAxis;
plottingDataRange = this.Part_SeriesCollectionControl.YPlottingRange.ActualRange;
break;
default:
throw new ArgumentOutOfRangeException(nameof(orientation), orientation, null);
}
if (!plottingDataRange.IsInvalid)
{
if (isCategory)
{
if (plottingItemValues == null ||
plottingItemValues.Count == 0 ||
plottingItemValues.Count != plottingItemValues.Distinct().Count())
{
return(null);
}
return(new CategoryPlottingRange(plottingItemValues, valuePadding));
}
else
{
return(new NumericPlottingRange(plottingDataRange, valuePadding));
}
}
return(null);
}
private void SeriesCollectionControl_ActualXPlottingRangeChanged(Range obj)
{
this.TryUpdatePlottingSettings(AxisType.X);
}