Resolves: fdo#83588 Revert "center slide after changing zoom"

This reverts commit b179235f.

sd/source/ui/inc/ViewShell.hxx

@@ -205,7 +205,6 @@ public:
     virtual void UpdateScrollBars (void);
     void    Scroll(long nX, long nY);
     void    ScrollLines(long nX, long nY);
-    void    ScrollCenter();
     virtual void    SetZoom(long nZoom);
     virtual void    SetZoomRect(const Rectangle& rZoomRect);
     void    InitWindows(const Point& rViewOrigin, const Size& rViewSize,

sd/source/ui/view/viewshe2.cxx

@@ -365,33 +365,6 @@ void ViewShell::SetZoom(long nZoom)
     UpdateScrollBars();
 }
 
-namespace
-{
-    void CenterScrollBar(ScrollBar *pBar)
-    {
-        long nVisSize = pBar->GetVisibleSize();
-        long nMin = pBar->GetRangeMin();
-        long nMax = pBar->GetRangeMax();
-        long nLen = nMax - nMin - nVisSize;
-        long nPos = nMin + nLen/2;
-        pBar->DoScroll(nPos);
-    }
-}
-
-void ViewShell::ScrollCenter()
-{
-    if (mpHorizontalScrollBar.get() != NULL)
-        CenterScrollBar(mpHorizontalScrollBar.get());
-
-    //zoom mode with no panning of the current slide, i.e. the
-    //scrollbar is in change slide mode not pan slide mode
-    if (IsPageFlipMode())
-        return;
-
-    if (mpVerticalScrollBar.get() != NULL)
-        CenterScrollBar(mpVerticalScrollBar.get());
-}
-
 /**
  * Set zoom rectangle for active window. Sets all split windows to the same zoom
  * factor.

sd/source/ui/view/viewshel.cxx

@@ -655,7 +655,6 @@ bool ViewShell::HandleScrollCommand(const CommandEvent& rCEvt, ::sd::Window* pWi
                             nNewZoom = std::min( (long) pWin->GetMaxZoom(), basegfx::zoomtools::zoomIn( nOldZoom ));
 
                         SetZoom( nNewZoom );
-                        ScrollCenter(); //center slide after changing zoom
                         Invalidate( SID_ATTR_ZOOM );
                         Invalidate( SID_ATTR_ZOOMSLIDER );