private DiagramShape _OverlayShape; // What is it that we're using to show where the shape will end up?
public SimpleShapeDragger(DiagramSurface surface, MainWindow window, Point startPoint, DiagramShape originalShape)
: base(surface, window, startPoint)
{
_OriginalShape = originalShape;
SetupMouse();
}
private DiagramShape _OverlayShape; // What is it that we're using to show where the shape will end up?
#endregion Fields
#region Constructors
public SimpleShapeDragger(DiagramSurface surface, MainWindow window, Point startPoint, DiagramShape originalShape)
: base(surface, window, startPoint)
{
_OriginalShape = originalShape;
SetupMouse();
}
public void AddToSurface(DiagramSurface surface)
{
Surface = surface;
Surface.Children.Add(this);
SourceEndPoint = new ConnectorEndPoint(this);
TargetEndPoint = new ConnectorEndPoint(this);
// Setup ConnectorEndPoints
if (DrawingStrategy != null && DrawingStrategy.OverrideConnectorEndPointSetup)
{
DrawingStrategy.CustomSetupConnectorEndPoint(this);
}
SetupSourceConnectorEndPoint();
SetupTargetConnectorEndPoint();
SourceEndPoint.AddToSurface(surface);
TargetEndPoint.AddToSurface(surface);
// Setup Adorners
AdornerLayer layer = AdornerLayer.GetAdornerLayer(this);
if (layer == null)
{
return;
}
SetupRelationshipNameAdorner(layer);
//SetupSourceCardinalityAdorner(layer);
//SetupTargetCardinalityAdorner(layer);
}
public NewConnectionDragger(DiagramSurface surface, MainWindow window, Point startPoint, ConnectionPoint startConnectionPoint) : base(surface, window, startPoint, new Connection(startConnectionPoint), false)
{
_OriginalConnection.AddToSurface(surface);
_OriginalConnection.Source = startConnectionPoint.ParentShape;
Connection.SetConnectionStartPointBinding(_OriginalConnection, startConnectionPoint);
_OriginalConnection.EndPoint = Mouse.GetPosition(_Surface);
}
public void RemoveFromSurface(DiagramSurface surface)
{
surface.Children.Remove(this);
surface.Children.Remove(SourceEndPoint);
surface.Children.Remove(TargetEndPoint);
Surface = null;
}
public void AddToSurface(DiagramSurface surface)
{
if (surface == null)
{
return;
}
surface.Children.Add(this);
Surface = surface;
}
public void RemoveFromSurface(DiagramSurface surface)
{
if (surface == null)
{
return;
}
surface.Children.Remove(this);
Surface = null;
}
public ConnectionDragger(DiagramSurface surface, MainWindow window, Point startPoint, Connection originalConnection, bool isStartOfConnection) : base(surface, window, startPoint)
{
_OriginalConnection = originalConnection;
_IsStartOfConnection = isStartOfConnection;
_OriginalConnectionPoint = isStartOfConnection
? originalConnection.SourceConnectionPoint
: originalConnection.TargetConnectionPoint;
_OriginalConnectionBrush = _OriginalConnection.Stroke;
SetupMouse();
}
public static List <IDiagramEntity> GetImportantObjectsAt(this DiagramSurface surface, Point point)
{
var objects = new List <IDiagramEntity>();
surface.GetShapesAt(point).ForEach(objects.Add);
surface.GetConnectionsAt(point).ForEach(objects.Add);
surface.GetConnectionPointsAt(point).ForEach(objects.Add);
surface.GetConnectorEndPointsAt(point).ForEach(objects.Add);
return(objects);
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
this.manipulationAdorner = this.GetTemplateChild("ManipulationAdorner") as CustomManipulationAdorner;
this.horizontalDragVisual = this.GetTemplateChild("PART_horizontalDragOver") as FrameworkElement;
this.verticalDragVisual = this.GetTemplateChild("PART_verticalDragOver") as FrameworkElement;
this.itemHost = this.GetTemplateChild("ItemsHost") as DiagramSurface;
this.SelectionChanged += OnSelectionChanged;
}
public void RemoveFromSurface(DiagramSurface surface)
{
surface.Children.Remove(this);
foreach (var cp in ConnectionPoints)
{
cp.RemoveFromSurface(surface);
}
Surface = null;
}
public void AddToSurface(DiagramSurface surface)
{
surface.Children.Add(this);
foreach (var cp in ConnectionPoints)
{
cp.AddToSurface(surface);
}
Surface = surface;
}
public ConnectionDragger(DiagramSurface surface, MainWindow window, Point startPoint, Connection originalConnection, bool isStartOfConnection)
: base(surface, window, startPoint)
{
_OriginalConnection = originalConnection;
_IsStartOfConnection = isStartOfConnection;
_OriginalConnectionPoint = isStartOfConnection
? originalConnection.SourceConnectionPoint
: originalConnection.TargetConnectionPoint;
_OriginalConnectionBrush = _OriginalConnection.Stroke;
SetupMouse();
}
public static ConnectorEndPoint GetConnectorEndPointAt(this DiagramSurface surface, Point point)
{
var shapesHit = GetConnectorEndPointsAt(surface, point);
shapesHit.Sort((s1, s2) =>
{
var distance1 = s1.StartPoint.AbsoluteDistanceTo(point);
var distance2 = s2.StartPoint.AbsoluteDistanceTo(point);
return(distance1.CompareTo(distance2));
});
return(shapesHit.Count > 0 ? shapesHit[0] : null);
}
public static Connection GetConnectionAt(this DiagramSurface surface, Point p)
{
var shapesHit = GetConnectionsAt(surface, p);
shapesHit.Sort((s1, s2) =>
{
var distance1 = Math.Min(s1.StartPoint.AbsoluteDistanceTo(p), s1.EndPoint.AbsoluteDistanceTo(p));
var distance2 = Math.Min(s2.StartPoint.AbsoluteDistanceTo(p), s2.EndPoint.AbsoluteDistanceTo(p));
return(distance1.CompareTo(distance2));
});
return(shapesHit.Count > 0 ? shapesHit[0] : null);
}
public static DiagramShape GetShapeAt(this DiagramSurface surface, Point p)
{
var shapesHit = GetShapesAt(surface, p);
shapesHit.Sort((s1, s2) =>
{
var distance1 = s1.Location.AbsoluteDistanceTo(p);
var distance2 = s2.Location.AbsoluteDistanceTo(p);
return(distance1.CompareTo(distance2));
});
return(shapesHit.Count > 0 ? shapesHit[0] : null);
}
protected Point _StartPoint; // Where the mouse started off from
#endregion Fields
#region Constructors
protected DraggerBase(DiagramSurface surface, MainWindow window, Point startPoint)
{
_Surface = surface;
_Window = window;
_StartPoint = startPoint;
}
public void RemoveFromSurface(DiagramSurface surface)
{
surface.Children.Remove(this);
Surface = null;
}
public void AddToSurface(DiagramSurface surface)
{
surface.Children.Add(this);
Surface = surface;
}
protected DraggerBase(DiagramSurface surface, MainWindow window, Point startPoint)
{
_Surface = surface;
_Window = window;
_StartPoint = startPoint;
}
public void RemoveFromSurface(DiagramSurface surface)
{
if (surface == null) return;
surface.Children.Remove(this);
Surface = null;
}
public void AddToSurface(DiagramSurface surface)
{
if (surface == null) return;
surface.Children.Add(this);
Surface = surface;
}
public void AddToSurface(DiagramSurface surface)
{
Surface = surface;
Surface.Children.Add(this);
SourceEndPoint = new ConnectorEndPoint(this);
TargetEndPoint = new ConnectorEndPoint(this);
// Setup ConnectorEndPoints
if (DrawingStrategy != null && DrawingStrategy.OverrideConnectorEndPointSetup)
{
DrawingStrategy.CustomSetupConnectorEndPoint(this);
}
SetupSourceConnectorEndPoint();
SetupTargetConnectorEndPoint();
SourceEndPoint.AddToSurface(surface);
TargetEndPoint.AddToSurface(surface);
// Setup Adorners
AdornerLayer layer = AdornerLayer.GetAdornerLayer(this);
if (layer == null) return;
SetupRelationshipNameAdorner(layer);
//SetupSourceCardinalityAdorner(layer);
//SetupTargetCardinalityAdorner(layer);
}
public NewConnectionDragger(DiagramSurface surface, MainWindow window, Point startPoint, ConnectionPoint startConnectionPoint)
: base(surface, window, startPoint, new Connection(startConnectionPoint), false)
{
_OriginalConnection.AddToSurface(surface);
_OriginalConnection.Source = startConnectionPoint.ParentShape;
Connection.SetConnectionStartPointBinding(_OriginalConnection, startConnectionPoint);
_OriginalConnection.EndPoint = Mouse.GetPosition(_Surface);
}
public void AddToSurface(DiagramSurface surface)
{
surface.Children.Add(this);
foreach (var cp in ConnectionPoints)
cp.AddToSurface(surface);
Surface = surface;
}
public static List <Connection> GetConnectionsAt(this DiagramSurface surface, Point p)
{
return(GetShapesHit(surface, p, ConnectionLambda));
}
public static List <ConnectorEndPoint> GetConnectorEndPointsAt(this DiagramSurface surface, Point point)
{
return(GetShapesHit(surface, point, ConnectorEndPointLambda));
}
public void RemoveFromSurface(DiagramSurface surface)
{
surface.Children.Remove(this);
foreach(var cp in ConnectionPoints)
cp.RemoveFromSurface(surface);
Surface = null;
}
public void RemoveFromSurface(DiagramSurface surface)
{
surface.Children.Remove(this);
Surface = null;
}
public void AddToSurface(DiagramSurface surface)
{
surface.Children.Add(this);
Surface = surface;
}
public void RemoveFromSurface(DiagramSurface surface)
{
surface.Children.Remove(this);
surface.Children.Remove(SourceEndPoint);
surface.Children.Remove(TargetEndPoint);
Surface = null;
}
public static List <DiagramShape> GetShapesAt(this DiagramSurface surface, Point p)
{
return(GetShapesHit(surface, p, SimpleShapeLambda));
}