public ViewModelConnection(ViewModelConnector source, ViewModelConnector sink)
{
this.ID = Guid.NewGuid();
this.Source = source;
this.Sink = sink;
base.Unloaded += new RoutedEventHandler(Connection_Unloaded);
}
private void HitTesting(Point hitPoint)
{
bool hitConnectorFlag = false;
DependencyObject hitObject = designerCanvas.InputHitTest(hitPoint) as DependencyObject;
while (hitObject != null &&
hitObject != sourceConnector.ParentDesignerItem &&
hitObject.GetType() != typeof(ViewModelDesignerCanvas))
{
if (hitObject is ViewModelConnector)
{
HitConnector = hitObject as ViewModelConnector;
hitConnectorFlag = true;
}
if (hitObject is ViewModelDesignerItem)
{
HitDesignerItem = hitObject as ViewModelDesignerItem;
if (!hitConnectorFlag)
{
HitConnector = null;
}
return;
}
hitObject = VisualTreeHelper.GetParent(hitObject);
}
HitConnector = null;
HitDesignerItem = null;
}
public ViewModelConnectorAdorner(ViewModelDesignerCanvas designer, ViewModelConnector sourceConnector)
: base(designer)
{
this.designerCanvas = designer;
this.sourceConnector = sourceConnector;
drawingPen = new Pen(Brushes.LightSlateGray, 2);
drawingPen.LineJoin = PenLineJoin.Miter;
this.Cursor = Cursors.Cross;
}
void thumbDragThumb_DragStarted(object sender, DragStartedEventArgs e)
{
this.HitDesignerItem = null;
this.HitConnector = null;
this.pathGeometry = null;
this.Cursor = Cursors.Cross;
this.connection.StrokeDashArray = new DoubleCollection(new double[] { 1, 2 });
if (sender == sourceDragThumb)
{
fixConnector = connection.Sink;
dragConnector = connection.Source;
}
else if (sender == sinkDragThumb)
{
dragConnector = connection.Sink;
fixConnector = connection.Source;
}
}
protected override void OnMouseUp(MouseButtonEventArgs e)
{
if (HitConnector != null)
{
if (this.sourceConnector.Orientation.ToString() != "Top" && this.HitConnector.Orientation.ToString() == "Top" &&
this.sourceConnector.Connections.Count == 0)
{
ModelChildStateObject SinkconnObj = new ModelChildStateObject();
ModelParentStateObject SourceConnObj = new ModelParentStateObject();
DockPanel Sourcepnl = (DockPanel)this.sourceConnector.ParentDesignerItem.Content;
DockPanel Sinkpnl = (DockPanel)this.HitConnector.ParentDesignerItem.Content;
ModelConnectorInfo SourceConnInfo = this.sourceConnector.GetInfo();
//Bağlanılan state'in Child'ına atanır
SinkconnObj.SourcePoint = this.sourceConnector.Position;
SinkconnObj.SinkPoint = this.HitConnector.Position;
SinkconnObj.ChildId = Sinkpnl.Uid;
SinkconnObj.ChildType = Sinkpnl.Tag.ToString();
//bağlanan state'in Parent'ına atanır
SourceConnObj.SourcePoint = this.sourceConnector.Position;
SourceConnObj.SinkPoint = this.HitConnector.Position;
SourceConnObj.ParentId = Sourcepnl.Uid;
SourceConnObj.ParentType = Sourcepnl.Tag.ToString();
SourceConnObj.PropertyName = SourceConnInfo.ToolTip;
//
if (ArrangeProperties(SinkconnObj, SourceConnObj, Sourcepnl, Sinkpnl))
{
ViewModelConnector sourceConnector = this.sourceConnector;
ViewModelConnector sinkConnector = this.HitConnector;
sourceConnector.DesignerItemName = Sourcepnl.Tag.ToString();
sourceConnector.Name = SourceConnInfo.ToolTip.ToString();
sinkConnector.DesignerItemName = Sinkpnl.Tag.ToString();
sinkConnector.Name = "Top";
ViewModelConnection newConnection = new ViewModelConnection(sourceConnector, sinkConnector);
newConnection.SourceToolTip = SourceConnObj.PropertyName;
newConnection.SourceDesignerItemId = Sourcepnl.Name;
newConnection.SinkDesignerItemId = Sinkpnl.Name;
Canvas.SetZIndex(newConnection, designerCanvas.Children.Count);
this.designerCanvas.Children.Add(newConnection);
}
}
else
{
MessageBox.Show("Bağlantıyı doğru şekilde yapınız.!");
}
}
if (HitDesignerItem != null)
{
this.HitDesignerItem.IsDragConnectionOver = false;
}
if (this.IsMouseCaptured)
{
this.ReleaseMouseCapture();
}
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(this.designerCanvas);
if (adornerLayer != null)
{
adornerLayer.Remove(this);
}
}
