protected override void Deserialize(XmlElement e)
{
// New file format
XmlElement startNode = e["StartOrientation"];
if (startNode != null)
{
if (startNode.InnerText == "Horizontal")
startOrientation = LineOrientation.Horizontal;
else
startOrientation = LineOrientation.Vertical;
}
XmlElement endNode = e["EndOrientation"];
if (endNode != null)
{
if (endNode.InnerText == "Horizontal")
endOrientation = LineOrientation.Horizontal;
else
endOrientation = LineOrientation.Vertical;
}
if (startNode != null && endNode != null) // To be sure it's the new file format
{
bendPoints.Clear();
XmlNodeList nodes = e.SelectNodes("child::BendPoint");
foreach (XmlElement node in nodes)
{
bool relativeToStartShape;
bool.TryParse(node.GetAttribute("relativeToStartShape"), out relativeToStartShape);
Shape relativeShape = relativeToStartShape ? startShape : endShape;
BendPoint point = new BendPoint(relativeShape, relativeToStartShape, false);
point.Deserialize(node);
bendPoints.Add(point);
}
if (bendPoints.Count == 0 || !FirstBendPoint.RelativeToStartShape)
bendPoints.AddFirst(new BendPoint(startShape, true));
if (LastBendPoint.RelativeToStartShape)
bendPoints.Add(new BendPoint(endShape, false));
}
Reroute();
}
protected override void OnMouseUp(AbsoluteMouseEventArgs e)
{
base.OnMouseUp(e);
selectedBendPoint = null;
}
protected internal Connection Paste(Diagram diagram, Size offset,
Shape first, Shape second)
{
if (CloneRelationship(diagram, first, second))
{
Connection connection = diagram.ConnectionList.FirstValue;
connection.IsSelected = true;
connection.startOrientation = this.startOrientation;
connection.endOrientation = this.endOrientation;
connection.bendPoints.Clear();
foreach (BendPoint point in this.bendPoints)
{
Shape relativeShape = point.RelativeToStartShape ? first : second;
BendPoint newPoint = new BendPoint(relativeShape,
point.RelativeToStartShape, point.AutoPosition);
newPoint.Location = point.Location + offset;
connection.bendPoints.Add(newPoint);
}
connection.Reroute();
return connection;
}
else
{
return null;
}
}
protected override void OnMouseMove(AbsoluteMouseEventArgs e)
{
base.OnMouseMove(e);
//TODO: szebb lenne külön eljárásba tenni
if (e.Button == MouseButtons.Left && selectedBendPoint != null)
{
Point newLocation = Point.Truncate(e.Location);
if (selectedBendPoint.Location != newLocation)
{
if (!copied && Control.ModifierKeys == Keys.Control)
{
BendPoint newPoint = (BendPoint) selectedBendPoint.Clone();
newPoint.Location = newLocation;
if (selectedBendPoint.RelativeToStartShape)
bendPoints.AddAfter(bendPoints.Find(selectedBendPoint), newPoint);
else
bendPoints.AddBefore(bendPoints.Find(selectedBendPoint), newPoint);
selectedBendPoint = newPoint;
copied = true;
OnBendPointMove(new BendPointEventArgs(selectedBendPoint));
}
else
{
selectedBendPoint.Location = newLocation;
OnBendPointMove(new BendPointEventArgs(selectedBendPoint));
}
Reroute();
OnRouteChanged(EventArgs.Empty);
OnModified(EventArgs.Empty);
}
}
}
private bool BendPointPressed(AbsoluteMouseEventArgs e)
{
BendPoint point = GetBendPoint(e);
selectedBendPoint = point;
if (point != null)
{
if (point.AutoPosition)
{
point.AutoPosition = false;
Reroute();
OnRouteChanged(EventArgs.Empty);
OnModified(EventArgs.Empty);
}
return true;
}
else
{
return false;
}
}
public BendPointEventArgs(BendPoint point)
{
this.point = point;
}