protected override void DrawMarkers(PaintArgs p, PlotXAxis xAxis, PlotYAxis yAxis, PlotMarker markers)
{
if (markers.Visible && this.IndexDrawStart != -1 && this.IndexDrawStop != -1)
{
if (this.MarkersTurnOffLimit > 0)
{
int num = Math.Abs(this.IndexDrawStop - this.IndexDrawStart) + 1;
if (num >= this.MarkersTurnOffLimit)
{
return;
}
}
for (int i = this.IndexDrawStart; i <= this.IndexDrawStop; i++)
{
PlotDataPointTraceXY plotDataPointTraceXY = this[i];
if (!plotDataPointTraceXY.Null && !plotDataPointTraceXY.Empty)
{
int num2 = xAxis.ScaleDisplay.ValueToPixels(plotDataPointTraceXY.X);
int num3 = yAxis.ScaleDisplay.ValueToPixels(plotDataPointTraceXY.Y);
if (base.XYSwapped)
{
((IPlotMarker)plotDataPointTraceXY.Marker).Draw(p, num3, num2);
}
else
{
((IPlotMarker)plotDataPointTraceXY.Marker).Draw(p, num2, num3);
}
}
}
}
}
private void DrawTrace(PaintArgs p, PlotXAxis xAxis, PlotYAxis yAxis)
{
PlotDataPointTraceXY plotDataPointTraceXY = null;
PlotDataPointTraceXY plotDataPointTraceXY2 = null;
((IPlotPen)this.Trace).GetPen(p);
for (int i = this.IndexDrawStart; i <= this.IndexDrawStop; i++)
{
PlotDataPointTraceXY plotDataPointTraceXY3 = this[i];
if (plotDataPointTraceXY3.Null)
{
plotDataPointTraceXY = null;
plotDataPointTraceXY2 = null;
}
else if (!plotDataPointTraceXY3.Empty)
{
if (plotDataPointTraceXY == null)
{
plotDataPointTraceXY = plotDataPointTraceXY3;
}
else
{
plotDataPointTraceXY2 = plotDataPointTraceXY3;
if (plotDataPointTraceXY2.Trace.Visible)
{
this.DrawLine(p, xAxis, yAxis, ((IPlotPen)plotDataPointTraceXY2.Trace).GetPen(p), plotDataPointTraceXY, plotDataPointTraceXY2);
}
plotDataPointTraceXY = plotDataPointTraceXY2;
}
}
}
}
private int AddXY(double x, double y, bool nullValue, bool emptyValue)
{
PlotDataPointTraceXY plotDataPointTraceXY = (PlotDataPointTraceXY)base.m_Data.AddNew();
base.DataPointInitializing = true;
try
{
plotDataPointTraceXY.X = x;
plotDataPointTraceXY.Y = y;
plotDataPointTraceXY.Null = nullValue;
plotDataPointTraceXY.Empty = emptyValue;
}
finally
{
base.DataPointInitializing = false;
}
base.m_Data.UpdateMinMaxMean(plotDataPointTraceXY);
if (!nullValue && !emptyValue && base.SendXAxisTrackingData)
{
PlotXAxis xAxis = base.XAxis;
xAxis?.Tracking.NewData(x);
}
if (!nullValue && !emptyValue && base.SendYAxisTrackingData)
{
PlotYAxis yAxis = base.YAxis;
yAxis?.Tracking.NewData(y);
}
this.DoDataChange();
return(base.m_Data.LastNewDataPointIndex);
}
protected override void InternalOnMouseLeft(MouseEventArgs e, bool shouldFocus)
{
if (shouldFocus)
{
base.Focus();
}
if (this.UserCanMoveDataPoints && this.m_MouseDownDataPointIndex != -1)
{
base.IsMouseActive = true;
this.m_MouseDownDataPoint = this[this.m_MouseDownDataPointIndex];
this.m_MouseDownDataPointX = this.m_MouseDownDataPoint.X;
this.m_MouseDownDataPointY = this.m_MouseDownDataPoint.Y;
this.m_MouseDownPosX = base.XAxis.PixelsToValue(e);
this.m_MouseDownPosY = base.YAxis.PixelsToValue(e);
}
}
protected override bool InternalHitTest(MouseEventArgs e)
{
if (base.LegendRectangle.Contains(e.X, e.Y))
{
return(true);
}
this.m_MouseDownDataPointIndex = -1;
if (this.IndexDrawStart == -1)
{
return(false);
}
if (this.IndexDrawStop == -1)
{
return(false);
}
if (this.Markers.Visible)
{
PlotXAxis xAxis = base.XAxis;
PlotYAxis yAxis = base.YAxis;
if (xAxis != null && yAxis != null)
{
int num = this.IndexDrawStart;
while (num <= this.IndexDrawStop)
{
PlotDataPointTraceXY plotDataPointTraceXY = this[num];
Point point = base.GetPoint(plotDataPointTraceXY.X, plotDataPointTraceXY.Y);
int num2 = (!this.DrawCustomDataPointAttributes) ? this.Markers.Size : plotDataPointTraceXY.Marker.Size;
if (!new Rectangle(point.X - num2, point.Y - num2, num2 * 2, num2 * 2).Contains(e.X, e.Y))
{
num++;
continue;
}
this.m_MouseDownDataPointIndex = num;
return(true);
}
}
}
return(false);
}
private void DrawLine(PaintArgs p, PlotXAxis xAxis, PlotYAxis yAxis, Pen pen, PlotDataPointTraceXY point1, PlotDataPointTraceXY point2)
{
int num = xAxis.ScaleDisplay.ValueToPixels(point1.X);
int num2 = yAxis.ScaleDisplay.ValueToPixels(point1.Y);
int num3 = xAxis.ScaleDisplay.ValueToPixels(point2.X);
int num4 = yAxis.ScaleDisplay.ValueToPixels(point2.Y);
if (base.XYSwapped)
{
p.Graphics.DrawLine(pen, num2, num, num4, num3);
}
else
{
p.Graphics.DrawLine(pen, num, num2, num3, num4);
}
}
