private void PrepareOppositeAxisLine()
{
if (this.OppositeAxisLine == null || this.Axis == null || this.Axis.Scale == null)
{
return;
}
this.OppositeAxisLine.X2 = this.OppositeAxisLine.Y2 = 0.0;
if (this.Orientation == Orientation.Horizontal)
{
this.OppositeAxisLine.Y2 = 1.0;
}
else
{
this.OppositeAxisLine.X2 = 1.0;
}
double num = this.Axis.Scale.ProjectDataValue(this.Axis.Scale.ActualCrossingPosition);
if (DoubleHelper.GreaterOrEqualWithPrecision(num, 0.0) && DoubleHelper.LessOrEqualWithPrecision(num, 1.0))
{
this.UpdateAxisLineVisibility();
XYAxisElementsPanel.SetCoordinate((UIElement)this.OppositeAxisLine, num);
}
else
{
this.OppositeAxisLine.Visibility = Visibility.Collapsed;
}
}
internal override object GetAutomaticCrossing()
{
if (DoubleHelper.GreaterOrEqualWithPrecision(this.ActualMinimum, 0.0))
{
return((object)this.ActualMinimum);
}
if (DoubleHelper.LessWithPrecision(this.ActualMaximum, 0.0))
{
return((object)this.ActualMaximum);
}
this.HasCustomCrossingPosition = true;
return((object)0.0);
}
internal override void UpdateDataPointVisibility()
{
int index1 = 0;
bool flag1 = true;
bool flag2 = true;
DataPointViewState[] dataPointViewStateArray = new DataPointViewState[this.Series.DataPoints.Count];
foreach (DataPoint dataPoint1 in (Collection <DataPoint>) this.Series.DataPoints)
{
DataPointViewState dataPointViewState = DataPointViewState.Hidden;
dataPoint1.IsVisible = false;
XYDataPoint xyDataPoint = dataPoint1 as XYDataPoint;
if (xyDataPoint != null && this.ChartArea != null && (this.ChartArea.IsTemplateApplied && ValueHelper.CanGraph(xyDataPoint.XValueInScaleUnits)) && ValueHelper.CanGraph(xyDataPoint.YValueInScaleUnits))
{
if (DoubleHelper.GreaterOrEqualWithPrecision(xyDataPoint.XValueInScaleUnits, 0.0) && DoubleHelper.LessOrEqualWithPrecision(xyDataPoint.XValueInScaleUnits, 1.0) && (DoubleHelper.GreaterOrEqualWithPrecision(xyDataPoint.YValueInScaleUnits, 0.0) && DoubleHelper.LessOrEqualWithPrecision(xyDataPoint.YValueInScaleUnits, 1.0)))
{
if (this.Series.Visibility == Visibility.Visible)
{
flag1 = false;
dataPoint1.IsVisible = true;
if (!dataPoint1.IsNewlyAdded)
{
flag2 = false;
}
dataPointViewState = dataPoint1.IsNewlyAdded ? DataPointViewState.Showing : DataPointViewState.Normal;
if (index1 > 0)
{
DataPoint dataPoint2 = this.Series.DataPoints[index1 - 1];
if (dataPointViewStateArray[index1 - 1] == DataPointViewState.Hidden || dataPointViewStateArray[index1 - 1] == DataPointViewState.Hiding)
{
dataPoint2.IsVisible = true;
dataPointViewStateArray[index1 - 1] = dataPointViewState;
this.ChartArea.UpdateSession.Update((IUpdatable)dataPoint2);
}
}
if (index1 < this.Series.DataPoints.Count - 1)
{
DataPoint dataPoint2 = this.Series.DataPoints[index1 + 1];
if (!this._dataPointsToForceVisibility.Contains(dataPoint2))
{
this._dataPointsToForceVisibility.Add(dataPoint2);
}
}
this.ChartArea.UpdateSession.Update((IUpdatable)dataPoint1);
}
}
else if (this._dataPointsToForceVisibility.Contains(dataPoint1))
{
dataPoint1.IsVisible = true;
dataPointViewState = dataPoint1.IsNewlyAdded ? DataPointViewState.Showing : DataPointViewState.Normal;
}
}
if (this._dataPointsToForceVisibility.Contains(dataPoint1))
{
this._dataPointsToForceVisibility.Remove(dataPoint1);
}
dataPointViewStateArray[index1] = dataPointViewState;
++index1;
}
this.IsSimplifiedRenderingModeCheckRequired = true;
this.CheckSimplifiedRenderingMode();
if (!flag2)
{
for (int index2 = 0; index2 < EnumerableFunctions.FastCount((IEnumerable)dataPointViewStateArray); ++index2)
{
if (dataPointViewStateArray[index2] == DataPointViewState.Showing)
{
dataPointViewStateArray[index2] = DataPointViewState.Normal;
}
}
}
if (flag1 && this.Series.DataPoints.Count > 0 && (this.ChartArea != null && this.ChartArea.IsTemplateApplied) && (DoubleHelper.LessWithPrecision(((XYDataPoint)this.Series.DataPoints[0]).XValueInScaleUnits, 0.0) && DoubleHelper.GreaterWithPrecision(((XYDataPoint)this.Series.DataPoints[this.Series.DataPoints.Count - 1]).XValueInScaleUnits, 1.0)))
{
int index2;
for (index2 = 1; index2 < this.Series.DataPoints.Count - 2; ++index2)
{
if (DoubleHelper.GreaterOrEqualWithPrecision((this.Series.DataPoints[index2] as XYDataPoint).XValueInScaleUnits, 0.0))
{
--index2;
break;
}
}
XYDataPoint xyDataPoint1 = this.Series.DataPoints[index2] as XYDataPoint;
xyDataPoint1.IsVisible = true;
dataPointViewStateArray[index2] = xyDataPoint1.IsNewlyAdded ? DataPointViewState.Showing : DataPointViewState.Normal;
this.ChartArea.UpdateSession.Update((IUpdatable)xyDataPoint1);
XYDataPoint xyDataPoint2 = this.Series.DataPoints[index2 + 1] as XYDataPoint;
xyDataPoint2.IsVisible = true;
dataPointViewStateArray[index2 + 1] = xyDataPoint2.IsNewlyAdded ? DataPointViewState.Showing : DataPointViewState.Normal;
this.ChartArea.UpdateSession.Update((IUpdatable)xyDataPoint2);
}
int index3 = 0;
foreach (DataPoint dataPoint in (Collection <DataPoint>) this.Series.DataPoints)
{
this.SetDataPointViewState(dataPoint, dataPointViewStateArray[index3]);
dataPoint.IsNewlyAdded = false;
++index3;
}
}
internal virtual bool CanGraph(XYDataPoint dataPointXY)
{
if (ValueHelper.CanGraph(dataPointXY.XValueInScaleUnits) && ValueHelper.CanGraph(dataPointXY.YValueInScaleUnits) && (DoubleHelper.GreaterOrEqualWithPrecision(dataPointXY.XValueInScaleUnits, 0.0) && DoubleHelper.LessOrEqualWithPrecision(dataPointXY.XValueInScaleUnits, 1.0)) && DoubleHelper.GreaterOrEqualWithPrecision(dataPointXY.YValueInScaleUnits, 0.0))
{
return(DoubleHelper.LessOrEqualWithPrecision(dataPointXY.YValueInScaleUnits, 1.0));
}
return(false);
}
protected override void Populate(double availableLength)
{
this._majorTickMarkPool.ReleaseAll();
this._minorTickMarkPool.ReleaseAll();
if (this.Presenter.IsMinorTickMarksVisible)
{
this._majorTickMarkPool.AdjustPoolSize();
}
try
{
this.PrepareAxisLine();
this.PrepareScrollBar();
if (!this.Axis.ShowMajorTickMarks && !this.Presenter.IsMinorTickMarksVisible)
{
return;
}
foreach (ScaleElementDefinition elementDefinition in (IEnumerable <ScaleElementDefinition>) new List <ScaleElementDefinition>((IEnumerable <ScaleElementDefinition>)Enumerable.OrderBy <ScaleElementDefinition, int>(Enumerable.Where <ScaleElementDefinition>(this.Presenter.GetScaleElements(), (Func <ScaleElementDefinition, bool>)(p => p.Kind == ScaleElementKind.Tickmark)), (Func <ScaleElementDefinition, int>)(p => p.Group != ScaleElementGroup.Major ? 0 : 1))))
{
if (elementDefinition.Group == ScaleElementGroup.Major && this.Axis.ShowMajorTickMarks && !this.LabelsUseCategoryTickmarks)
{
EnumerableFunctions.ForEachWithIndex <ScalePosition>(Enumerable.Where <ScalePosition>(elementDefinition.Positions, (Func <ScalePosition, bool>)(p =>
{
if (p.Position >= 0.0)
{
return(p.Position <= 1.0);
}
return(false);
})), (Action <ScalePosition, int>)((position, index) =>
{
RotatableControl rotatableControl = this._majorTickMarkPool.Get(this.Axis);
XYAxisElementsPanel.SetCoordinate((UIElement)rotatableControl, position.Position);
XYAxisElementsPanel.SetPosition((UIElement)rotatableControl, ((TickMark)rotatableControl.Child).Position);
}));
}
if (elementDefinition.Group == ScaleElementGroup.Minor && this.Presenter.IsMinorTickMarksVisible)
{
EnumerableFunctions.ForEachWithIndex <ScalePosition>(Enumerable.Where <ScalePosition>(elementDefinition.Positions, (Func <ScalePosition, bool>)(p =>
{
if (DoubleHelper.GreaterOrEqualWithPrecision(p.Position, 0.0))
{
return(DoubleHelper.LessOrEqualWithPrecision(p.Position, 1.0));
}
return(false);
})), (Action <ScalePosition, int>)((position, index) =>
{
RotatableControl rotatableControl = this._minorTickMarkPool.Get(this.Axis);
XYAxisElementsPanel.SetCoordinate((UIElement)rotatableControl, position.Position);
XYAxisElementsPanel.SetPosition((UIElement)rotatableControl, ((TickMark)rotatableControl.Child).Position);
}));
}
}
}
finally
{
if (!this.Presenter.IsMinorTickMarksVisible)
{
this._majorTickMarkPool.AdjustPoolSize();
}
this._minorTickMarkPool.AdjustPoolSize();
}
}