Толщина линии учитывалась два раза.

common/Drawings/Format/Shape.js

@@ -5377,11 +5377,6 @@ CShape.prototype.recalculateBounds = function()
 {
     var boundsChecker = new  AscFormat.CSlideBoundsChecker();
     this.draw(boundsChecker, this.localTransform, this.localTransformText);
-    if(!this.group)
-    {
-
-        boundsChecker.CorrectBounds();
-    }
     this.bounds.l = boundsChecker.Bounds.min_x;
     this.bounds.t = boundsChecker.Bounds.min_y;
     this.bounds.r = boundsChecker.Bounds.max_x;