public void CreatePriceGraph()
{
ICollection <Price> pricesList = _catalogManager.GetAllPricesByItemAndStore(_item, _store);
ChartArea chartArea = new ChartArea();
chartArea.AxisX.Title = "Time";
chartArea.AxisY.Title = "Price";
chart1.ChartAreas.Add(chartArea);
chart1.ChartAreas[0].AxisY.ScaleView.Zoom(0, 400);
chart1.ChartAreas[0].AxisX.ScaleView.Zoom(2010, 2016);
chart1.ChartAreas[0].CursorX.IsUserEnabled = true;
chart1.ChartAreas[0].CursorX.IsUserSelectionEnabled = true;
chart1.ChartAreas[0].AxisX.ScaleView.Zoomable = true;
chart1.Series[0].ChartType = SeriesChartType.Line;
var series = new Series("Price");
foreach (var price in pricesList)
{
chart1.Series[0].Points.AddXY(price.UpdateTime, price.PriceValue);
}
chart1.Visible = true;
chart1.Show();
}