public void LineEdgeMouseClick(object sender, MouseButtonEventArgs e)
{
//StringActionUndo();
Petzold.Media2D.ArrowLine line = new Petzold.Media2D.ArrowLine();
line = (Petzold.Media2D.ArrowLine)sender;
if (DeleteingEdgeEnabled)
{
MainWindow_.InfoCurr.Clear();
RemoveEdge(line);
DeleteingEdgeEnabled = false;
MyCursors.DefaultCursor();
}
if (IsOriented)
{
foreach (var edge in EdgesList)
{
if (edge.line == line)
{
GraphVertex StartV = edge.StartVertex;
GraphVertex EndV = edge.EndVertex;
ConnectVertex(EndV, StartV);
RemoveEdge(line);
break;
}
}
}
}
//private Line HelpLine = new Line();
//private void DrawHelpLineMouseMove(object sender, MouseEventArgs e)
//{
// if (AddEdgeEnabled && VertexesInEdge == 1)
// {
// HelpLine.X2 = e.GetPosition(zoom).X;
// HelpLine.Y2 = e.GetPosition(zoom).Y;
// }
//}
public void DeactivateAll()
{
IsHolded = false;
AddEdgeEnabled = false;
VertexesInEdge = 0;
DeletingVertexEnable = false;
DeleteingEdgeEnabled = false;
AStarVertexesEnumerator = 0;
DijkstraEnabled = false;
AStarEnabled = false;
MainWindow_.InfoCurr.Clear();
MyCursors.DefaultCursor();
}
public void VertexLeftButtonUp(object sender, MouseButtonEventArgs e)
{
Ellipse ell = new Ellipse();
ell = (Ellipse)sender;
IsHolded = false;
ell.Cursor = Cursors.Arrow;
if (DijkstraEnabled)
{
ShortestPathDijkstra(SearchVertexByEllipse(ell));
MyCursors.DefaultCursor();
}
ell.ReleaseMouseCapture();
}
public MainWindow()
{
InitializeComponent();
InfoCurr.Visibility = System.Windows.Visibility.Hidden;
this.KeyDown += new KeyEventHandler(KeyF12Click);
WorkSpace.Background = Brushes.Gray;
PlainIsCreated = false;
IsDirected = false;
CommandBindings.Add(new CommandBinding(HotKeys.UndoCommand, Undo_Click));
CommandBindings.Add(new CommandBinding(HotKeys.RedoCommand, Redo_Click));
CommandBindings.Add(new CommandBinding(HotKeys.NewCommand, NewGraph_Click));
CommandBindings.Add(new CommandBinding(HotKeys.SaveCommand, SaveButton_Click));
CommandBindings.Add(new CommandBinding(HotKeys.SaveAsCommand, SaveAs_Click));
CommandBindings.Add(new CommandBinding(HotKeys.OpenCommand, OpenFile_Click));
MyCursors.DefaultCursor();
}
private void Dijkstra_Click(object sender, RoutedEventArgs e)
{
if (MessageBoxMessage())
{
return;
}
if (graph.EdgesList.Count == 0)
{
Xceed.Wpf.Toolkit.MessageBox.Show("Нет ребер. Добавьте ребра для выполнения алгоритма Деикстры!", "Ошибка", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
graph.DeactivateAll();
InfoCurr.Text = "Деикстра. Выберете вершину.ESC - отмена";
MyCursors.CursorDijkstra();
graph.DijkstraEnabled = true;
}
private void DeleteEdge_Click(object sender, RoutedEventArgs e)
{
if (MessageBoxMessage())
{
return;
}
if (graph.EdgesList.Count == 0)
{
Xceed.Wpf.Toolkit.MessageBox.Show("Малое количество ребер для удаления", "Ошибка", MessageBoxButton.OK, MessageBoxImage.Exclamation);
return;
}
graph.DeactivateAll();
InfoCurr.Text = "Удаление ребра. Выберете ребро.ESC - отмена";
MyCursors.CursorDelete();
RunUndo();
graph.DeleteingEdgeEnabled = true;
}
private void DeleteVertex_Click(object sender, RoutedEventArgs e)
{
if (MessageBoxMessage())
{
return;
}
if (graph.VertexesList.Count == 0)
{
Xceed.Wpf.Toolkit.MessageBox.Show("Малое количество вершин для удаления вершин", "Предупреждение", MessageBoxButton.OK, MessageBoxImage.Exclamation);
return;
}
graph.DeactivateAll();
InfoCurr.Text = "Удаление вершины. Выберете вершину.ESC - отмена";
MyCursors.CursorDelete();
RunUndo();
graph.DeletingVertexEnable = true;
}
private void AddEdge_Click(object sender, RoutedEventArgs e)
{
if (MessageBoxMessage())
{
return;
}
if (graph.VertexesList.Count == 0 || graph.VertexesList.Count == 1)
{
Xceed.Wpf.Toolkit.MessageBox.Show("Малое количество вершин для добавления ребра", "Ошибка", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
graph.DeactivateAll();
InfoCurr.Text = "Добавление ребра. Выберете 1-ую вершину.ESC - отмена";
MyCursors.CursorAddEdge();
RunUndo();
graph.AddEdgeEnabled = true;
}
public void EllipseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
DisableTextBoxFocus();
Ellipse ell = new Ellipse();
ell = (Ellipse)sender;
if (DeletingVertexEnable)
{
MainWindow_.InfoCurr.Clear();
DeleteVertex(ell);
DeletingVertexEnable = false;
MyCursors.DefaultCursor();
return;
}
if (AddEdgeEnabled != true)
{
IsHolded = true;
RunUndo();
ell.CaptureMouse();
ell.Cursor = Cursors.Cross;
}
if (AddEdgeEnabled)
{
VertexesInEdge++;
if (VertexesInEdge == 1)
{
FirstVertex = ell;
FirstVertex.StrokeThickness = 5;
FirstVertex.Stroke = Brushes.Red;
MainWindow_.InfoCurr.Text = "Добавление ребра. Выберете 2-ую вершину.ESC - отмена";
//
//HelpLine.StrokeThickness = 2;
//HelpLine.Stroke = Brushes.Gray;
//HelpLine.X1 = Canvas.GetLeft(FirstVertex) + FirstVertex.Width / 2;
//HelpLine.Y1 = Canvas.GetTop(FirstVertex) + FirstVertex.Height / 2;
//HelpLine.X2 = Canvas.GetLeft(FirstVertex) + FirstVertex.Width / 2;
//HelpLine.Y2 = Canvas.GetTop(FirstVertex) + FirstVertex.Height / 2;
//GraphPlain.Children.Add(HelpLine);
}
if (VertexesInEdge == 2)
{
MainWindow_.InfoCurr.Clear();
OnDefaultColor();
VertexesInEdge = 0;
ConnectVertex(SearchVertexByEllipse(FirstVertex), SearchVertexByEllipse(ell));
AddEdgeEnabled = false;
MyCursors.DefaultCursor();
}
}
if (AStarEnabled)
{
IsHolded = false;
AStarVertexesEnumerator++;
if (AStarVertexesEnumerator == 1)
{
FirstVertex = ell;
MainWindow_.InfoCurr.Text = "A*. Выберете вторую вершину.ESC - отмена";
}
if (AStarVertexesEnumerator == 2)
{
MainWindow_.InfoCurr.Clear();
AStarVertexesEnumerator = 0;
SearchShortestPathAStar(SearchVertexByEllipse(FirstVertex), SearchVertexByEllipse(ell));
MyCursors.DefaultCursor();
AStarEnabled = false;
}
}
}