public Plot(Read rr, ComboBox xBox, ComboBox yBox, Chart chart)
{
int indX = xBox.SelectedIndex;
int indY = yBox.SelectedIndex;
float[,] data = rr.get_Data();
int nLines = rr.get_nLines();
int nColumns = rr.get_nColumns();
string []header = rr.get_Header();
chart.Series.Clear(); //ensure that the chart is empty
chart.Series.Add("Series0");
chart.Series[0].ChartType = SeriesChartType.Line;
chart.ChartAreas[0].AxisX.LabelStyle.Format = "{F2}";
chart.ChartAreas[0].AxisX.Title = header[indX];
chart.ChartAreas[0].AxisY.Title = header[indY];
float x_grids = 6;
float[] ext = get_Extrema(data, nLines, nColumns, indX);
chart.ChartAreas[0].AxisX.MajorGrid.Interval = (ext[1] - ext[0]) / x_grids;
chart.ChartAreas[0].AxisX.LabelStyle.Interval = (ext[1] - ext[0]) / x_grids;
chart.ChartAreas[0].AxisX.MajorTickMark.Interval = (ext[1] - ext[0]) / x_grids;
chart.Legends.Clear();
for (int j = 0; j < nLines; j++)
{
chart.Series[0].Points.AddXY(data[j, indX], data[j, indY]);
}
}
public Plot(Read rr, ComboBox xBox, ComboBox yBox, Chart chart)
{
int indX = xBox.SelectedIndex;
int indY = yBox.SelectedIndex;
float[,] data = rr.get_Data();
int nLines = rr.get_nLines();
chart.Series.Clear(); //ensure that the chart is empty
chart.Series.Add("Series0");
chart.Series[0].ChartType = SeriesChartType.Line;
chart.Legends.Clear();
for (int j = 0; j < nLines; j++)
{
chart.Series[0].Points.AddXY(data[j, indX], data[j, indY]);
}
}
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
Stream myStream = null;
OpenFileDialog ff = new OpenFileDialog();
ff.InitialDirectory = "c:\\";
ff.Filter = "csv files (*.csv)|*.csv|All files (*.*)|*.*";
ff.FilterIndex = 1;
ff.RestoreDirectory = true;
if (ff.ShowDialog() == DialogResult.OK)
{
try
{
if ((myStream = ff.OpenFile()) != null)
{
using (myStream)
{
rr = null;
rr = new Read(myStream);
string[] header = rr.get_Header();
List<string> lX = new List<string>();
List<string> lY = new List<string>();
for (int i = 0; i < header.Length; i++)
{
lX.Add(header[i]); lY.Add(header[i]);
}
//Populate the ComboBoxes
xBox.DataSource = lX;
yBox.DataSource = lY;
// Close the stream
myStream.Close();
}
}
}
catch (Exception err)
{
//Inform the user if we can't read the file
MessageBox.Show(err.Message);
}
}
}
