private void btnCompress_Click(object sender, RoutedEventArgs e)
{
if (textBox1.Text == string.Empty)
{
MessageBox.Show("Please enter Content");
return;
}
_huffmannEncodedMap.Clear();
var uniqueMap = _contentHandler.GetUniqueCharacterToFrequencyMapSortedByFreqInDescOrder(textBox1.Text);
var result = _graphCreator.CreateGraph(uniqueMap);
if (result)
{
var graph = _graphCreator.GetCreatedGraph();
IGraphTraversal graphTraversal = new GraphTraversal();
var dictionary = graphTraversal.GetHuffmannEncodingForCharacters(graph);
foreach (var item in dictionary)
{
_huffmannEncodedMap.Add(new DisplayData {
Key = item.Key.ToString(), Value = item.Value
});
}
listViewEncoding.DataContext = _huffmannEncodedMap;
//get encoded bit data
string message = string.Empty;
var charList = textBox1.Text.ToCharArray().ToList();
foreach (var item in charList)
{
message += dictionary[item];
}
txbHuffmannCode.DataContext = new DisplayData {
Key = message
};
}
}
