/// <summary>
///
/// </summary>
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (isDragging_)
{
// ドラッグ中
Point curMousePoint = e.GetPosition(ParentEditControl);
Vector offset = curMousePoint - lastMousePoint_;
if (offset.X != 0.0 || offset.Y != 0.0)
{
lastMousePoint_ = curMousePoint;
RaiseEvent(new ConnectorDraggingEventArgs(ConnectorDraggingEvent, this, offset.X, offset.Y));
}
e.Handled = true;
}
else if (isLeftMouseDown_)
{
// ドラッグ開始
if (ParentEditControl != null
//&& ParentEditContol.EnableConnectionDragging
)
{
Point curMousePoint = e.GetPosition(ParentEditControl);
var dragDelta = curMousePoint - lastMousePoint_;
double dragDistance = Math.Abs(dragDelta.Length);
if (dragDistance > DragThreshold)
{
var eventArgs = new ConnectorDragStartedEventArgs(ConnectorDragStartedEvent, this);
RaiseEvent(eventArgs);
if (eventArgs.Cancel)
{
isLeftMouseDown_ = false;
return;
}
isDragging_ = true;
e.Handled = true;
}
}
}
}
/// <summary>
/// ドラッグ開始
/// </summary>
private void ConnectorItem_DragStarted(object sender, ConnectorDragStartedEventArgs e)
{
// フォーカス取得
Focus();
var ctrl = e.OriginalSource as ConnectorControl;
if (ctrl == null)
{
return;
}
var position = Mouse.GetPosition(ctrl.ParentEditControl);
// ノードとコネクタのコンテキストを入れてイベント起動
var eventArgs = new ConnectionDragStartedEventArgs(ConnectionDragStartedEvent, this,
ctrl.ParentNodeControl.DataContext, ctrl.DataContext, position);
RaiseEvent(eventArgs);
// ドラッグ中のリンクオブジェクトを保持
draggingLinkModel_ = eventArgs.Connection;
//Console.WriteLine("Drag started.");
}
