/// <summary>
/// Create a tree node
/// </summary>
public TreeNode CreateTreeNode(OmrOutputData data)
{
TreeNode retVal = new TreeNode();
if (data is OmrBubbleData)
{
var bubble = (data as OmrBubbleData);
retVal.Text = string.Format("{0} = {1}", bubble.Key, bubble.Value);
retVal.ImageIndex = retVal.StateImageIndex = 1;
}
else if (data is OmrBarcodeData)
{
var barcode = (data as OmrBarcodeData);
retVal.Text = string.Format("{0}", barcode.BarcodeData);
retVal.ImageIndex = retVal.StateImageIndex = 2;
}
else if (data is OmrOutputDataCollection)
{
var collection = (data as OmrOutputDataCollection);
retVal.Text = string.Format("{0}", collection.Id);
if (data is OmrAggregateDataOutput)
{
retVal.Text += string.Format(" ({0} = {1})", (data as OmrAggregateDataOutput).Function, (data as OmrAggregateDataOutput).AggregateValue);
}
retVal.ImageIndex = retVal.StateImageIndex = 3;
foreach (var itm in collection.Details)
{
retVal.Nodes.Add(this.CreateTreeNode(itm));
}
}
return(retVal);
}
/// <summary>
/// Already answered?
/// </summary>
public bool AlreadyAnswered(OmrOutputData data)
{
if (!(data is OmrBubbleData))
{
return(false);
}
var bubble = data as OmrBubbleData;
var existing = this.Details.OfType <OmrBubbleData>().FirstOrDefault(o => o.Key == bubble.Key);
if (existing == null)
{
return(false);
}
else if (existing.BlobArea < bubble.BlobArea)
{
this.Details.Remove(existing);
}
else
{
return(true);
}
return(false);
}
