private void PaintActivTab(int tabNum)
        {
            if (_lastTabNum == tabNum)
            {
                return;
            }
            _lastTabNum = tabNum;

            if (_chart != null)
            {
                _chart.StopPaint();
                _chart.ClearDataPointsAndSizeValue();
                _chart.Delete();
            }


            if (tabNum < _panel.TabsSimple.Count)
            {
                _chart = new ChartCandlePainter(_panel.NameStrategyUniq, _panel.StartProgram);
                _chart.ProcessCandles(_panel.TabsSimple[tabNum].CandlesFinishedOnly);
                _chart.StartPaintPrimeChart(ChartHostPanel, RectChart);
                _chart.ProcessPositions(_panel.TabsSimple[tabNum].PositionsAll);

                for (int i = 0; _panel.TabsSimple[tabNum].Indicators != null && i < _panel.TabsSimple[tabNum].Indicators.Count; i++)
                {
                    ChartArea area = _chart.CreateArea("Area" + _panel.TabsSimple[tabNum].Indicators[i].Name, 15);
                    _panel.TabsSimple[tabNum].Indicators[i].NameSeries = _chart.CreateSeries(area,
                                                                                             _panel.TabsSimple[tabNum].Indicators[i].TypeIndicator, _panel.TabsSimple[tabNum].Indicators[i].NameSeries);

                    _chart.ProcessIndicator(_panel.TabsSimple[tabNum].Indicators[i]);
                }
            }
            else
            {
                tabNum = tabNum - _panel.TabsSimple.Count;
                _chart = new ChartCandlePainter(_panel.NameStrategyUniq, _panel.StartProgram);
                _chart.ProcessCandles(_panel.TabsIndex[tabNum].Candles);
                _chart.StartPaintPrimeChart(ChartHostPanel, RectChart);

                for (int i = 0; _panel.TabsIndex[tabNum].Indicators != null && i < _panel.TabsIndex[tabNum].Indicators.Count; i++)
                {
                    ChartArea area = _chart.CreateArea("Area" + _panel.TabsIndex[tabNum].Indicators[i].Name, 15);
                    _panel.TabsIndex[tabNum].Indicators[i].NameSeries = _chart.CreateSeries(area,
                                                                                            _panel.TabsIndex[tabNum].Indicators[i].TypeIndicator, _panel.TabsIndex[tabNum].Indicators[i].Name + i);

                    _chart.ProcessIndicator(_panel.TabsIndex[tabNum].Indicators[i]);
                }
            }
        }