internal void UpdateCache(Shapes.DiagramShape obj, ChangedEventArgs evt)
{
foreach (GoLayerCache cache1 in this.Caches)
{
RectangleF ef1 = evt.OldRect;
ef1 = obj.ExpandPaintBounds(ef1, cache1.View);
RectangleF ef2 = evt.NewRect;
ef2 = obj.ExpandPaintBounds(ef2, cache1.View);
bool flag1 = Shapes.DiagramShape.IntersectsRect(cache1.Rect, ef1);
bool flag2 = Shapes.DiagramShape.IntersectsRect(cache1.Rect, ef2);
if ((!flag1 && flag2) && !cache1.Objects.Contains(obj))
{
cache1.Objects.Add(obj);
}
}
}
internal void InsertIntoCache(Shapes.DiagramShape obj)
{
RectangleF ef1 = obj.Bounds;
foreach (GoLayerCache cache1 in this.Caches)
{
RectangleF ef2 = obj.ExpandPaintBounds(ef1, cache1.View);
if (Shapes.DiagramShape.IntersectsRect(cache1.Rect, ef2))
{
cache1.Objects.Add(obj);
}
}
}
internal void RemoveFromCache(Shapes.DiagramShape obj)
{
RectangleF ef1 = obj.Bounds;
foreach (GoLayerCache cache1 in this.Caches)
{
RectangleF ef2 = obj.ExpandPaintBounds(ef1, cache1.View);
if (Shapes.DiagramShape.IntersectsRect(cache1.Rect, ef2))
{
Shapes.DiagramShapeCollection.fastRemove(cache1.Objects, obj);
Shapes.DiagramShapeCollection.fastRemove(cache1.Strokes, obj);
}
}
}
public void Paint(Graphics g, DiagramView view, RectangleF clipRect)
{
bool flag1 = view.IsPrinting;
if (!(flag1 ? !this.CanPrintObjects() : !this.CanViewObjects()))
{
RectangleF ef1 = view.DocExtent;
GoLayerCache cache1 = this.FindCache(view);
if ((cache1 != null) && (cache1.Rect == ef1))
{
foreach (Shapes.DiagramShape obj1 in cache1.Objects)
{
if (!(flag1 ? obj1.CanPrint() : obj1.CanView()))
{
continue;
}
RectangleF ef2 = obj1.Bounds;
ef2 = obj1.ExpandPaintBounds(ef2, view);
if (Shapes.DiagramShape.IntersectsRect(ef2, clipRect))
{
obj1.Paint(g, view);
}
}
}
else
{
LayerEnumerator enumerator2;
if (this.CacheWanted(view))
{
if (cache1 == null)
{
cache1 = new GoLayerCache(view);
this.Caches.Add(cache1);
}
else
{
cache1.Reset();
}
cache1.Rect = ef1;
enumerator2 = this.GetEnumerator();
while (enumerator2.MoveNext())
{
Shapes.DiagramShape obj2 = enumerator2.Current;
RectangleF ef3 = obj2.Bounds;
ef3 = obj2.ExpandPaintBounds(ef3, view);
if ((flag1 ? obj2.CanPrint() : obj2.CanView()) && Shapes.DiagramShape.IntersectsRect(ef3, clipRect))
{
obj2.Paint(g, view);
}
if (Shapes.DiagramShape.IntersectsRect(ef3, ef1))
{
cache1.Objects.Add(obj2);
}
}
}
else
{
enumerator2 = this.GetEnumerator();
while (enumerator2.MoveNext())
{
Shapes.DiagramShape obj3 = enumerator2.Current;
if (flag1 ? obj3.CanPrint() : obj3.CanView())
{
RectangleF ef4 = obj3.Bounds;
ef4 = obj3.ExpandPaintBounds(ef4, view);
if (Shapes.DiagramShape.IntersectsRect(ef4, clipRect))
{
obj3.Paint(g, view);
}
}
}
}
}
}
}
