internal TreeSource(ITreeCreator creator)
{
if (!string.IsNullOrEmpty(creator.Context))
{
Context = DbContextUtil.CreateDbContext(creator.Context);
}
Tree = creator.CreateTree(this);
}
private void OnChangeFactor(object sender, EventArgs e)
{
if (TryParse(_view.InputFactor, out int newFactor) && newFactor >= 2)
{
var newTree = _creator.CreateTree(newFactor);
foreach (var item in _tree)
{
newTree.Add(item);
}
_tree = newTree;
RefreshView();
}
}
/// <summary>
/// Reads the input stream and encodes it to the output stream.
/// </summary>
public void Encode(IFileInput input, IFileOutput output)
{
int symbol;
// Getting the frequencies
while ((symbol = input.ReadByte()) != -1)
{
_analyzer.ProcessSymbol(symbol);
}
long[] data = _analyzer.GetAnalysis();
Node root = _creator.CreateTree(data);
var encoder = new HuffmanEncoder(output, root);
input.GoToStart();
encoder.Encode(input);
encoder.Finish();
}
public Presenter(IView view)
{
_view = view;
_view.AddNode += OnAddNode;
_view.DeleteNode += OnDeleteNode;
_view.Clear += OnClear;
_view.ChangeFactor += OnChangeFactor;
_view.Reload += OnReload;
_view.SelectLinked += OnSelectLinked;
_view.SelectArray += OnSelectArray;
_view.SortByEven += OnSortByEven;
_view.SortByOdd += OnSortByOdd;
_view.FillTestData += OnFillTestData;
_view.MakeImmutable += OnMakeImmutable;
_creator = new LinkedTreeCreator <int>();
_tree = _creator.CreateTree();
RefreshView();
}
private void OnSelectLinked(object sender, EventArgs e)
{
_creator = new LinkedTreeCreator <int>();
_tree = _creator.CreateTree(_tree.Factor);
RefreshView();
}