internal static GoPenInfo GetPenInfo(System.Drawing.Pen p)
{
GoPenInfo info3;
if (p == null)
{
return(null);
}
lock (DiagramGraph.myDrawers)
{
WeakHashRef ref1 = new WeakHashRef(p);
WeakReference reference1 = (WeakReference)DiagramGraph.myDrawers[ref1];
GoPenInfo info1 = null;
if (reference1 != null)
{
if (reference1.IsAlive)
{
info1 = reference1.Target as GoPenInfo;
}
else
{
DiagramGraph.myDrawers.Remove(ref1);
}
}
if (info1 == null)
{
info1 = new GoPenInfo();
if (!info1.SetPen(p))
{
return(info1);
}
WeakHashRef ref2 = new WeakHashRef(info1);
reference1 = (WeakHashRef)DiagramGraph.myInfos[ref2];
if (reference1 != null)
{
if (reference1.IsAlive)
{
GoPenInfo info2 = reference1.Target as GoPenInfo;
if (info2 != null)
{
return(info2);
}
}
else
{
DiagramGraph.myInfos.Remove(ref2);
}
}
DiagramGraph.myDrawers[ref1] = new WeakReference(info1);
DiagramGraph.myInfos[ref2] = ref2;
DiagramGraph.CleanInfos();
}
info3 = info1;
}
return(info3);
}
internal static void CleanInfos()
{
if (DiagramGraph.myCounter++ >= 100)
{
DiagramGraph.myCounter = 0;
GC.Collect();
ArrayList list1 = new ArrayList();
IDictionaryEnumerator enumerator1 = DiagramGraph.myDrawers.GetEnumerator();
while (enumerator1.MoveNext())
{
WeakHashRef ref1 = (WeakHashRef)enumerator1.Key;
if (!ref1.IsAlive)
{
list1.Add(ref1);
}
}
foreach (WeakHashRef ref2 in list1)
{
DiagramGraph.myDrawers.Remove(ref2);
}
list1.Clear();
enumerator1 = DiagramGraph.myInfos.GetEnumerator();
while (enumerator1.MoveNext())
{
WeakHashRef ref3 = (WeakHashRef)enumerator1.Key;
if (!ref3.IsAlive)
{
list1.Add(ref3);
}
}
foreach (WeakHashRef ref4 in list1)
{
DiagramGraph.myInfos.Remove(ref4);
}
list1.Clear();
}
}
internal static GoPenInfo GetPenInfo(System.Drawing.Pen p)
{
GoPenInfo info3;
if (p == null)
{
return null;
}
lock (DiagramGraph.myDrawers)
{
WeakHashRef ref1 = new WeakHashRef(p);
WeakReference reference1 = (WeakReference)DiagramGraph.myDrawers[ref1];
GoPenInfo info1 = null;
if (reference1 != null)
{
if (reference1.IsAlive)
{
info1 = reference1.Target as GoPenInfo;
}
else
{
DiagramGraph.myDrawers.Remove(ref1);
}
}
if (info1 == null)
{
info1 = new GoPenInfo();
if (!info1.SetPen(p))
{
return info1;
}
WeakHashRef ref2 = new WeakHashRef(info1);
reference1 = (WeakHashRef)DiagramGraph.myInfos[ref2];
if (reference1 != null)
{
if (reference1.IsAlive)
{
GoPenInfo info2 = reference1.Target as GoPenInfo;
if (info2 != null)
{
return info2;
}
}
else
{
DiagramGraph.myInfos.Remove(ref2);
}
}
DiagramGraph.myDrawers[ref1] = new WeakReference(info1);
DiagramGraph.myInfos[ref2] = ref2;
DiagramGraph.CleanInfos();
}
info3 = info1;
}
return info3;
}
