public virtual DiagramSelection CreateDragSelection()
{
DiagramSelection selection1 = new DiagramSelection(null);
Shapes.RectangleGraph rectangle1 = new Shapes.RectangleGraph();
rectangle1.Bounds = base.CurrentObject.Bounds;
rectangle1.Visible = false;
base.View.Layers.Default.Add(rectangle1);
selection1.Add(rectangle1);
Shapes.DiagramShapeCollection collection1 = new Shapes.DiagramShapeCollection();
CollectionEnumerator enumerator1 = ((this.EffectiveSelection != null) ? this.EffectiveSelection : base.Selection).GetEnumerator();
while (enumerator1.MoveNext())
{
Shapes.DiagramShape obj1 = enumerator1.Current;
collection1.Add(obj1.DraggingObject);
}
RectangleF ef1 = DiagramDocument.ComputeBounds(collection1, base.View);
float single1 = base.View.WorldScale.Width;
if (((ef1.Width * single1) > 2000f) || ((ef1.Height * single1) > 2000f))
{
single1 *= System.Math.Min((float)(2000f / (ef1.Width * single1)), (float)(2000f / (ef1.Height * single1)));
}
Bitmap bitmap1 = base.View.GetBitmapFromCollection(collection1, ef1, single1, false);
Shapes.DiagramImage image1 = new Shapes.DiagramImage();
image1.Image = bitmap1;
image1.Bounds = new RectangleF(ef1.X, ef1.Y, ((float)bitmap1.Width) / single1, ((float)bitmap1.Height) / single1);
base.View.Layers.Default.Add(image1);
selection1.Add(image1);
return(selection1);
}
public Shapes.IDiagramShapeCollection AddCollection(Shapes.IDiagramShapeCollection coll, bool reparentLinks)
{
Shapes.DiagramShapeCollection collection1 = new Shapes.DiagramShapeCollection();
foreach (Shapes.DiagramShape obj1 in coll)
{
collection1.Add(obj1);
}
CollectionEnumerator enumerator2 = collection1.GetEnumerator();
while (enumerator2.MoveNext())
{
Shapes.DiagramShape obj2 = enumerator2.Current;
bool flag1 = obj2.Layer != null;
if (flag1)
{
Shapes.GroupShape.setAllNoClear(obj2, true);
obj2.Remove();
}
this.Add(obj2);
if (flag1)
{
Shapes.GroupShape.setAllNoClear(obj2, false);
}
}
if (reparentLinks && this.IsInDocument)
{
Shapes.SubGraphNode.ReparentAllLinksToSubGraphs(collection1, true, this.Document.LinksLayer);
}
return(collection1);
}
public void RemoveAllSelectionHandles()
{
CollectionEnumerator enumerator1 = this.Backwards.GetEnumerator();
while (enumerator1.MoveNext())
{
Shapes.DiagramShape obj2 = enumerator1.Current.SelectionObject;
if (obj2 != null)
{
obj2.RemoveSelectionHandles(this);
}
}
}
public virtual void ClearDragSelection()
{
if (this.DragSelection != null)
{
CollectionEnumerator enumerator1 = this.DragSelection.GetEnumerator();
while (enumerator1.MoveNext())
{
enumerator1.Current.Remove();
}
this.DragSelection = null;
base.CurrentObject = this.DragSelectionOriginalObject;
this.DragSelectionOriginalObject = null;
}
}
public void AddAllSelectionHandles()
{
CollectionEnumerator enumerator1 = this.GetEnumerator();
while (enumerator1.MoveNext())
{
Shapes.DiagramShape obj1 = enumerator1.Current;
Shapes.DiagramShape obj2 = obj1.SelectionObject;
if (obj2 != null)
{
if (obj1.CanView())
{
obj2.AddSelectionHandles(this, obj1);
continue;
}
obj2.RemoveSelectionHandles(this);
}
}
}
public virtual bool MayBeMoving()
{
if (!base.LastInput.Control)
{
if (!base.View.CanMoveObjects())
{
return(false);
}
CollectionEnumerator enumerator1 = base.Selection.GetEnumerator();
while (enumerator1.MoveNext())
{
if (!enumerator1.Current.CanMove())
{
continue;
}
return(true);
}
}
return(false);
}
public virtual bool MayBeCopying()
{
if (!base.LastInput.Shift)
{
if (!base.View.CanInsertObjects())
{
return(false);
}
CollectionEnumerator enumerator1 = base.Selection.GetEnumerator();
while (enumerator1.MoveNext())
{
if (!enumerator1.Current.CanCopy())
{
continue;
}
return(true);
}
}
return(false);
}
public virtual DiagramSelection ComputeEffectiveSelection(Shapes.IDiagramShapeCollection coll, bool move)
{
Hashtable hashtable1 = new Hashtable();
Shapes.DiagramShapeCollection collection1 = null;
DiagramSelection selection1 = new DiagramSelection(null);
Shapes.DiagramShapeCollection collection2 = null;
foreach (Shapes.DiagramShape obj1 in coll)
{
Shapes.DiagramShape obj2 = obj1.DraggingObject;
if (((obj2 != null) && !(move ? !obj2.CanMove() : !obj2.CanCopy())) && !this.alreadyDragged(hashtable1, obj2))
{
if ((collection1 != null) && (obj2 is Shapes.GroupShape))
{
CollectionEnumerator enumerator2 = collection1.GetEnumerator();
while (enumerator2.MoveNext())
{
Shapes.DiagramShape obj3 = enumerator2.Current;
if (obj3.IsChildOf(obj2))
{
hashtable1.Remove(7);
if (collection2 == null)
{
collection2 = new Shapes.DiagramShapeCollection();
}
collection2.Add(obj3);
selection1.Remove(obj3);
}
}
if ((collection2 != null) && !collection2.IsEmpty)
{
enumerator2 = collection2.GetEnumerator();
while (enumerator2.MoveNext())
{
Shapes.DiagramShape obj4 = enumerator2.Current;
collection1.Remove(obj4);
}
collection2.Clear();
}
}
hashtable1.Add(obj2, obj2);
if (!obj2.IsTopLevel)
{
if (collection1 == null)
{
collection1 = new Shapes.DiagramShapeCollection();
}
collection1.Add(obj2);
}
selection1.Add(obj2);
}
}
Shapes.DiagramShape[] objArray1 = selection1.CopyArray();
for (int num1 = 0; num1 < objArray1.Length; num1++)
{
Shapes.DiagramShape obj5 = objArray1[num1];
Shapes.IDiagramNode node1 = obj5 as Shapes.IDiagramNode;
if (node1 != null)
{
foreach (Shapes.IDiagramLine link1 in node1.DestinationLinks)
{
if (!this.alreadyDragged(hashtable1, link1.DiagramShape) && ((link1.ToPort == null) || this.alreadyDragged(hashtable1, link1.ToPort.DiagramShape)))
{
hashtable1.Add(link1.DiagramShape, link1.DiagramShape);
selection1.Add(link1.DiagramShape);
}
}
foreach (Shapes.IDiagramLine link2 in node1.SourceLinks)
{
if (!this.alreadyDragged(hashtable1, link2.DiagramShape) && ((link2.FromPort == null) || this.alreadyDragged(hashtable1, link2.FromPort.DiagramShape)))
{
hashtable1.Add(link2.DiagramShape, link2.DiagramShape);
selection1.Add(link2.DiagramShape);
}
}
}
}
return(selection1);
}