public FlowLink(FlowElement Source, FlowElement Destination, bool fromrunTab = false)
{
this.Source = Source;
this.Destination = Destination;
if (!fromrunTab)
{
this.MouseLeftButtonDown += GraphEdge_MouseLeftButtonDown;
}
}
private void MainCanvas_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
FlowElement FE = GetFlowElemFromMosuePosition();
if (FE != null)
{
if (mCurrentFlowElem != null)
{
mCurrentFlowElem.SetHighLight(false);
}
FE.SetHighLight(SetHighLight);
// if Rect connector
var UIElement = Mouse.DirectlyOver as UIElement;
if (UIElement is FrameworkElement)
{
FrameworkElement F1 = (FrameworkElement)UIElement;
mCurrnetFlowElemControl = F1.Name;
if (F1.Name == "TopLeftResizer")
{
mCurrentFlowElem = FE;
mRelativeMousePoint = Mouse.GetPosition(this.MainCanvas);
mCurrentFlowElemOriginalMargin = mCurrentFlowElem.Margin;
mCurrentFlowElemOriginalWidth = FE.Width;
mCurrentFlowElemOriginalHeight = FE.Height;
mCurrentAction = CurrentAction.Resize;
return;
}
if (F1.Name == "LeftConnector" || F1.Name == "RightConnector" || F1.Name == "TopConnector" || F1.Name == "BottomConnector")
{
// For Drag Drop
UIElement element = sender as UIElement;
if (element == null)
{
return;
}
DragDrop.DoDragDrop(element, new DataObject(FE), DragDropEffects.Link);
mCurrentAction = CurrentAction.Link;
mCurrentFlowElem = FE;
return;
}
}
// else we move the FE
mCurrentFlowElem = FE;
mRelativeMousePoint = Mouse.GetPosition(this.MainCanvas);
mCurrentAction = CurrentAction.Move;
mCurrentFlowElemOriginalMargin = mCurrentFlowElem.Margin;
}
//TODO: IF we are on canvas and no FE then move the scroll bar like map move
}
internal void LinkFlowElement(FlowElement Prev, FlowElement Next, int index, int marginRight)
{
foreach (FlowLink child in GEList)
{
if (GEList.IndexOf(child) == index)
{
child.Source = Prev;
child.Destination = Next;
child.Tag = Prev.Tag;
child.Margin = new Thickness(0, 0, marginRight, 0);
MainCanvas.Children.Add(child);
}
}
}
public void AddFlowElem(FlowElement FE, int index = -1)
{
List <FlowElement> fe = new List <FlowElement>();
fe = GetAllFlowElements();
MainCanvas.Children.Clear();
if (index != -1)
{
fe.Insert(index, FE);
}
else
{
fe.Add(FE);
}
ArrangeLinks(fe);
}
public void MoveFlowElement(int oldindex, int newindex)
{
FlowElement ue = null;
List <FlowElement> fe = new List <FlowElement>();
fe = GetAllFlowElements();
MainCanvas.Children.Clear();
foreach (FlowElement child in fe)
{
if (fe.IndexOf(child) == oldindex)
{
ue = child;
}
}
if (ue != null)
{
fe.RemoveAt(oldindex);
}
fe.Insert(newindex, ue);
ArrangeLinks(fe);
}
public void ClearAllFlowElement()
{
MainCanvas.Children.Clear();
GEList.Clear();
mCurrentFlowElem = null;
}
