// Construct a series from the selected blocks of data
public Series NewSeries(DataGridView grid)
{
GraphControl.Series.RdrOpts ropts = new GraphControl.Series.RdrOpts();
ropts.m_plot_type = (GraphControl.Series.RdrOpts.PlotType)m_combo_plot_type.SelectedIndex;
ropts.m_point_colour = ropts.m_line_colour = ropts.m_bar_colour = m_colour;
float.TryParse(m_edit_point_size.Text, out ropts.m_point_size);
float.TryParse(m_edit_line_size.Text, out ropts.m_line_width);
return(new Series(grid, m_blocks[m_combo_xaxis_column.SelectedIndex], m_blocks[m_combo_yaxis_column.SelectedIndex], ropts));
}
public Series(DataGridView grid, Grapher.Block xblock, Grapher.Block yblock, GraphControl.Series.RdrOpts rdr_options)
{
m_xblock = xblock;
m_yblock = yblock;
m_series = new GraphControl.Series {
RenderOptions = rdr_options
};
// Choose the smallest range
if (m_xblock.m_range.Count < m_yblock.m_range.Count)
{
m_yblock.m_range.Count = m_xblock.m_range.Count;
}
if (m_yblock.m_range.Count < m_xblock.m_range.Count)
{
m_xblock.m_range.Count = m_yblock.m_range.Count;
}
// Create the series
double px = -double.MaxValue;
for (int i = 0; i != m_xblock.m_range.Count; ++i)
{
try
{
DataGridViewCell cellx = grid[m_xblock.m_column, (int)m_xblock.m_range.Begin + i];
DataGridViewCell celly = grid[m_yblock.m_column, (int)m_yblock.m_range.Begin + i];
object x_boxed = Convert.ChangeType(cellx.Value, typeof(double));
object y_boxed = Convert.ChangeType(celly.Value, typeof(double));
double x = x_boxed != null ? (double)x_boxed : 0.0;
double y = y_boxed != null ? (double)y_boxed : 0.0;
m_series.Values.Add(new GraphControl.GraphValue(x, y));
m_series.Sorted &= x >= px;
px = x;
}
catch (FormatException) {}
}
}
