protected override void OnMouseDown(MouseButtonEventArgs e)
{
DesignerCanvas.DeselectAll();
if (e.LeftButton == MouseButtonState.Pressed)
{
DesignerCanvas.DeselectAll();
StartPoint = e.GetPosition(this);
_gridLineShape = new GridLineShape(new GridLine(Orientation, StartPoint.Value), _thickness);
_gridLineShape.DataContext = this;
switch (Orientation)
{
case Orientation.Horizontal:
AdornerCanvas.Cursor = Cursors.SizeNS;
break;
case Orientation.Vertical:
AdornerCanvas.Cursor = Cursors.SizeWE;
break;
}
AdornerCanvas.Children.Add(_gridLineShape);
if (!AdornerCanvas.IsMouseCaptured)
AdornerCanvas.CaptureMouse();
}
}
private void Cleanup()
{
_gridLineShape = null;
AdornerCanvas.ReleaseMouseCapture();
AdornerCanvas.Cursor = Cursors.Pen;
}
public void Remove(GridLineShape gridLineShape)
{
DesignerCanvas.GridLineController.GridLines.Remove(gridLineShape.GridLine);
AdornerCanvas.Children.Remove(gridLineShape);
}