protected virtual void UpdateOverride(bool updateData)
{
// Update data of the curve
if (updateData)
{
SelectedCurve?.UpdateData();
}
// Update the max and min of the axes
UpdateMaxMin(updateData);
}
public void DeleteSelectedKey()
{
LinkedListNode <CurvePoint> point = SelectedCurve.CurvePoints.Find(SelectedPoint);
if (point != null)
{
if (point.Previous != null)
{
SelectedPoint = point.Previous.Value;
}
else if (point.Next != null)
{
SelectedPoint = point.Next.Value;
}
SelectedCurve.RemovePoint(point);
Paint();
}
}
private void AddKey_Click(object sender, RoutedEventArgs e)
{
Point pos = (Point)(sender as MenuItem).Tag;
double inVal = unrealX(pos.X);
LinkedListNode <CurvePoint> node;
try
{
node = SelectedCurve.CurvePoints.Find(SelectedCurve.CurvePoints.First(x => x.InVal > inVal));
SelectedCurve.AddPoint(new CurvePoint((float)inVal, (float)unrealY(ActualHeight - pos.Y), 0, 0, node.Value.InterpMode), node);
}
catch (Exception)
{
node = SelectedCurve.CurvePoints.Last;
SelectedCurve.AddPoint(new CurvePoint((float)inVal, (float)unrealY(ActualHeight - pos.Y), 0, 0, node?.Value.InterpMode ?? CurveMode.CIM_CurveUser), node, false);
}
Paint(true);
}
/// <summary>
/// Updates maximum and minimum values of the axes from values of all data series.
/// </summary>
/// <param name="isDataUpdated">if set to <c>true</c>, the data has been updated.</param>
private void UpdateMaxMin(bool isDataUpdated)
{
if (isDataUpdated)
{
foreach (var axis in Axes)
{
axis.ResetDataMaxMin();
}
// data has been updated, so we need to calculate the max/min of the curves again
SelectedCurve?.UpdateMaxMin();
}
SelectedCurve?.UpdateAxisMaxMin();
foreach (var axis in Axes)
{
axis.UpdateActualMaxMin();
}
}
/// <summary>
/// Render the curves.
/// </summary>
/// <param name="drawingContext"></param>
private void RenderCurves(IDrawingContext drawingContext)
{
// Only renders the selected curve
SelectedCurve?.Render(drawingContext, true);
}