private void Surface_Drop(object sender, DragEventArgs e)
{
DrawBufLine.ReBuild();
var data = e;
if (data.Handled == false)
{
var element = (BaseComponentUI)data.Data.GetData("ComponentUI");
if (element != null)
{
if (!element.Construct)
{
if (data.AllowedEffects.HasFlag(DragDropEffects.Move))
{
data.Effects = DragDropEffects.Move;
}
//MoveAllLine(element);
}
else
{
if (data.AllowedEffects.HasFlag(DragDropEffects.Copy))
{
CreateComponent(element.NameElement,
e.GetPosition(sender as Canvas ?? throw new InvalidOperationException()));
}
}
}
}
}
private void Surface_DragOver(object sender, DragEventArgs e)
{
var data = e;
if (data.Handled == false)
{
var element = (BaseComponentUI)data.Data.GetData("ComponentUI");
if (data.Data.GetData("DataLine") != null)
{
var elementLine = (DataLine)data.Data.GetData("DataLine");
var bufPointPin = DrawBufLine.LastPin;
var position = e.GetPosition(sender as Canvas ?? throw new InvalidOperationException());
bufPointPin.X = position.X - 2;
bufPointPin.Y = position.Y - 2;
if (elementLine.point0.Direction == EDirection.East)
{
bufPointPin.Direction = EDirection.West;
}
else
{
bufPointPin.Direction = EDirection.East;
}
DrawBufLine.ReBuild(elementLine.point0, bufPointPin);
}
if (element != null)
{
if (data.AllowedEffects.HasFlag(DragDropEffects.Move))
{
var position = e.GetPosition(sender as Canvas ?? throw new InvalidOperationException());
element.oldPosition = new Point(element.Margin.Left, element.Margin.Top);
element.Margin = new Thickness(Math.Max(0, position.X - element.relativeMouse.X),
Math.Max(0, position.Y - element.relativeMouse.Y), 0, 0);
data.Effects = DragDropEffects.Move;
MoveAllLine(element);
}
var i = 0;
}
}
}
