public void ClearDrawingPanel()
{
DrawnShapes.Clear();
SelectedShapes.Clear();
CreateMemento();
_g.RefreshView();
}
public void SetState(List <IShape> drawnShapes, ToolBar toolbar)
{
DrawnShapes.Clear();
foreach (var shape in drawnShapes)
{
DrawnShapes.Add((IShape)shape.Clone());
}
ToolBar = (ToolBar)toolbar.Clone();
}
public void RestoreState(Memento newState)
{
DrawnShapes.Clear();
SelectedShapes.Clear();
foreach (var shape in newState.DrawnShapes)
{
DrawnShapes.Add((IShape)shape.Clone());
}
ToolBar = (ToolBar)newState.ToolBar.Clone();
_g.RefreshView();
_g.RefreshToolBar();
}
private void Clear_Clicked(object sender, RoutedEventArgs e)
{
DrawnShapes.Clear();
HideEditPanel();
DrawnShapesCombo.ItemsSource = null;
DrawnShapesCombo.ItemsSource = DrawnShapes;
if (ShapeToEdit != null)
{
ShapeToEdit.Mode = ShapeModes.Drawn;
ShapeToEdit = null;
}
canvasControl.Invalidate();
}