Steema Central

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public override int Clicked(int x, int y)

    {
      if (chart != null) chart.graphics3D.Calculate2DPosition(ref x, ref y, StartZ);

      int result = base.Clicked(x, y);

      if ((result == -1) && (firstVisible > -1) && (lastVisible > -1))
        for (int t = firstVisible; t <= lastVisible; t++)
          if (ClickedPointer(t, CalcXPos(t), CalcYPos(t), x, y))
          {
            OnClickPointer(t, x, y);
            return t;
          }

      return result;
    }

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In Steema.TeeChart.Tools.MarksTip

private Styles.Series FindClickedSeries(int x, int y, ref int index)

    {
      
      for (int i = chart.Series.Count - 1; i >= 0; i--)	 
      {
          if (chart[i].Visible && chart.Series[i].Count > 0) 
        {
          index = chart.Series[i].Clicked(x, y);
          if (index != -1)
          {
            return chart.Series[i];
          }
        }
      }

      
      index = -1;
      return null;
    }

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		public Form1()
		{
			InitializeComponent();
		}

		private void Form1_Load(object sender, EventArgs e)
		{
			line1.FillSampleValues(20);
      tChart1.BeforeDraw += new Steema.TeeChart.PaintChartEventHandler(tChart1_BeforeDraw);
		}

    void tChart1_BeforeDraw(object sender, Steema.TeeChart.Drawing.Graphics3D g)
    {
      if (line1.Count > 0)
      {
        nearestPoint1.Series = line1;
      }
      else
      {
        nearestPoint1.Series = null;
      }
    }

		private void button1_Click(object sender, EventArgs e)
		{
			line1.Clear();
		}

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		protected override void DoCalculation(Styles.Series source, ValueList notMandatorySource)
		{
			if (Series.DataSourceArray().Count>1) 
			{
				source=(Series)(Series.DataSourceArray()[0]);
				tmp1=ValueList(source);
				tmpX1=notMandatorySource;
        Series tmpS=(Series)(Series.DataSourceArray()[1]);
        tmp2=ValueList(tmpS);
				tmpX2=tmpS.notMandatory;

				Series.Clear();

				if ((tmpX1.Count>1) && (tmpX2.Count>1)) 
				{
					int index1=0;
					int index2=0;

					double x,y;

					do 
					{
						if (LinesCross(index1,index2,out x,out y))
							Series.Add(x,y);

						if (tmpX2.Value[index2+1]<tmpX1.Value[index1+1])
							index2++;
						else
							index1++;

					} while ((index1 < (tmpX1.Count - 1)) && (index2 < (tmpX2.Count - 1)));	//TF02013324
				}
			}
		}

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Steema.TeeChart.Styles.Line flowDPLine = new Steema.TeeChart.Styles.Line(tChartInterconnector.Chart);                    
Steema.TeeChart.Styles.Line exportLimitDPLine = new Steema.TeeChart.Styles.Line(tChartInterconnector.Chart);
Steema.TeeChart.Styles.Line importLimitDPLine = new Steema.TeeChart.Styles.Line(tChartInterconnector.Chart);

Steema.TeeChart.Styles.Points exportPointDP = new Steema.TeeChart.Styles.Points(tChartInterconnector.Chart);
Steema.TeeChart.Styles.Points importPointDP = new Steema.TeeChart.Styles.Points(tChartInterconnector.Chart);
Steema.TeeChart.Functions.CrossPoints expCrossPointDP = new Steema.TeeChart.Functions.CrossPoints(tChartInterconnector.Chart);
Steema.TeeChart.Functions.CrossPoints impCrossPointDP = new Steema.TeeChart.Functions.CrossPoints(tChartInterconnector.Chart);

for (int i = 0; i < dpRow.Length; i++)
{
  //code to fill data into flowDPLine, exportLimitDPLine and importLimitDPLine
}

exportPointDP.DataSource = new object[] { exportLimitDPLine, flowDPLine };
exportPointDP.Function = expCrossPointDP;
exportPointDP.CheckDataSource();
importPointDP.DataSource = new object[] { importLimitDPLine, flowDPLine };
importPointDP.Function = impCrossPointDP;
importPointDP.CheckDataSource();

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Exception:System.IndexOutOfRangeException
TargetSite:
Double CalcXPos(Int32)
StackTrace(from Exception):
   bei Steema.TeeChart.WPF.Styles.Series.CalcXPos(Int32 index)
   bei Steema.TeeChart.WPF.Styles.CustomPoint.CalcXPos(Int32 valueIndex)
   bei Steema.TeeChart.WPF.Styles.CustomPoint.Clicked(Double x, Double y)
   bei Steema.TeeChart.WPF.Styles.Custom.Clicked(Double x, Double y)
   bei Steema.TeeChart.WPF.Tools.MarksTip.MouseEvent(MouseEventKinds kind, MouseEventArgs e, Cursor& c)
   bei Steema.TeeChart.WPF.Chart.BroadcastMouseEvent(MouseEventKinds kind, MouseEventArgs e, Cursor& c)
   bei Steema.TeeChart.WPF.Chart.BroadcastMouseEvent(MouseEventKinds kind, MouseEventArgs e, ModifierKeys modKeys, Cursor& c)
   bei Steema.TeeChart.WPF.Chart.DoMouseDown(Boolean IsDoubleClick, MouseEventArgs e, ModifierKeys Shift)
   bei Steema.TeeChart.WPF.TChart.OnMouseDown(MouseButtonEventArgs e)
   bei System.Windows.UIElement.OnMouseDownThunk(Object sender, MouseButtonEventArgs e)
   bei System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)
   bei System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   bei System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   bei System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   bei System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
   bei System.Windows.UIElement.RaiseEvent(RoutedEventArgs args, Boolean trusted)
   bei System.Windows.Input.InputManager.ProcessStagingArea()
   bei System.Windows.Input.InputManager.ProcessInput(InputEventArgs input)
   bei System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)
   bei System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)
   bei System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   bei System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   bei MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   bei MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   bei System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Boolean isSingleParameter)
   bei System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
   bei System.Windows.Threading.Dispatcher.WrappedInvoke(Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
   bei System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Boolean isSingleParameter)
   bei System.Windows.Threading.Dispatcher.Invoke(DispatcherPriority priority, Delegate method, Object arg)
   bei MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
   bei System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
   bei System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(Int32 dwComponentID, Int32 reason, Int32 pvLoopData)
   bei System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
   bei System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
   bei System.Windows.Forms.Application.Run(Form mainForm)
   bei HtMainApp.Program.Main()