/* private methods */
internal bool GetValue(TreeIter iter, int dimension, out IComparable val)
{
val = null;
if (model == null || iter.Equals(TreeIter.Zero))
{
return(false);
}
if (col_nums.ContainsKey(dimension))
{
int col = (int)col_nums[dimension];
val = (IComparable)model.GetValue(iter, col);
return(true);
}
if (data_funcs.ContainsKey(dimension))
{
PlotValueDataFunc func = data_funcs[dimension] as PlotValueDataFunc;
if (func == null)
{
return(false);
}
val = func(this, dimension, model, iter, cb_data[dimension]);
return(true);
}
return(false);
}
public void SetValueDataFunc(int dimension, PlotValueDataFunc func, object data)
{
if (col_nums.ContainsKey(dimension))
{
col_nums.Remove(dimension);
}
data_funcs[dimension] = func;
cb_data[dimension] = data;
}