internal static bool IsRotated(Visual visual) { // Determine whether WindowsFormsHost is rotated Point pOrigin = HostUtils.TransformToRootPoint(visual, new Point(0.0, 0.0)); Point pX = HostUtils.TransformToRootPoint(visual, new Point(1.0, 0.0)); Point pY = HostUtils.TransformToRootPoint(visual, new Point(0.0, 1.0)); Vector xComponent = pX - pOrigin; Vector yComponent = pY - pOrigin; return(xComponent.X < 0 || yComponent.Y < 0); }
internal static Vector GetScale(Visual visual, out bool skewed) { // Determine whether WindowsFormsHost scaling has changed Point pOrigin = HostUtils.TransformToRootPoint(visual, new Point(0.0, 0.0)); Point pX = HostUtils.TransformToRootPoint(visual, new Point(1.0, 0.0)); Point pY = HostUtils.TransformToRootPoint(visual, new Point(0.0, 1.0)); Vector xComponent = pX - pOrigin; Vector yComponent = pY - pOrigin; skewed = (!IsZero(xComponent.Y) || !IsZero(yComponent.X)); return(new Vector(xComponent.Length, yComponent.Length)); }