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#103492# new preview functionality

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This commit is contained in:
Oliver Düsterhoff
2002-12-06 15:25:21 +00:00
parent e6c126680c
commit 9bd769dff3
5 changed files with 131 additions and 218 deletions
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96
sw/source/core/inc/viewimp.hxx
View File

@@ -2,9 +2,9 @@
*
* $RCSfile: viewimp.hxx,v $
*
* $Revision: 1.18 $
* $Revision: 1.19 $
*
* last change: $Author: od $ $Date: 2002-12-03 15:38:21 $
* last change: $Author: od $ $Date: 2002-12-06 16:22:12 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -70,6 +70,8 @@
#endif
#include "swtypes.hxx"
#include "swrect.hxx"
// OD 04.12.2002 #103492#
#include "previewdata.hxx"
class ViewShell;
class SwFlyFrm;
@@ -93,82 +95,6 @@ class SdrObject;
class Fraction;
#endif
/** struct to save current preview settings for a view
OD 27.11.2002 #103492#
@author OD
*/
struct CurrentPreviewSettings
{
bool bLayoutInfoValid;
bool bLayoutSizesValid;
bool bPaintInfoValid;
Size aWinSize;
sal_uInt16 nCols;
sal_uInt16 nRows;
sal_uInt16 nPages;
Size aMaxPageSize;
Size aPreviewDocSize;
SwTwips nColWidth;
SwTwips nRowHeight;
bool bDoesLayoutRowsFitIntoWindow;
sal_uInt16 nPaintPhyStartPageNum;
sal_uInt16 nPaintStartCol;
sal_uInt16 nPaintStartRow;
Point aPaintStartPageOffset;
Point aPaintPreviewDocOffset;
Point aAdditionalPaintOffset;
inline CurrentPreviewSettings();
inline void Clear();
};
inline CurrentPreviewSettings::CurrentPreviewSettings()
: bLayoutInfoValid( false ),
bLayoutSizesValid( false ),
bPaintInfoValid( false ),
aWinSize( Size(0,0) ),
nCols( 0 ),
nRows( 0 ),
nPages( 0 ),
aMaxPageSize( Size(0,0) ),
aPreviewDocSize( Size(0,0) ),
nColWidth( 0 ),
nRowHeight( 0 ),
bDoesLayoutRowsFitIntoWindow( false ),
nPaintPhyStartPageNum( 0 ),
nPaintStartCol( 0 ),
nPaintStartRow( 0 ),
aPaintStartPageOffset( Point(0,0) ),
aPaintPreviewDocOffset( Point(0,0) ),
aAdditionalPaintOffset( Point(0,0) )
{};
inline void CurrentPreviewSettings::Clear()
{
bLayoutInfoValid = bLayoutSizesValid = bPaintInfoValid = false;
aWinSize.Width() = 0;
aWinSize.Height() = 0;
nCols = nRows = 0;
nPages = 0;
aMaxPageSize.Width() = 0;
aMaxPageSize.Height() = 0;
aPreviewDocSize.Width() = 0;
aPreviewDocSize.Height() = 0;
nColWidth = nRowHeight = 0;
bDoesLayoutRowsFitIntoWindow = false;
nPaintPhyStartPageNum = 0;
nPaintStartCol = nPaintStartRow = 0;
aPaintStartPageOffset.X() = 0;
aPaintStartPageOffset.Y() = 0;
aPaintPreviewDocOffset.X() = 0;
aPaintPreviewDocOffset.Y() = 0;
aAdditionalPaintOffset.X() = 0;
aAdditionalPaintOffset.Y() = 0;
};
// end of declaration/definition of struct <CurrentPreviewSettings>
class SwViewImp
{
friend class ViewShell;
@@ -218,7 +144,7 @@ class SwViewImp
SwRect aSmoothRect;
// OD 27.11.2002 #103492#
CurrentPreviewSettings maCurrPreviewSettings;
CurrentPreviewData* mpCurrPreviewData;
/**
Signal whether to stop printing.
@@ -353,10 +279,16 @@ public:
void SetRestoreActions(USHORT nSet){nRestoreActions = nSet;}
USHORT GetRestoreActions() const{return nRestoreActions;}
// OD 27.11.2002 #103492#
inline CurrentPreviewSettings& CurrPrevwSet()
// OD 04.12.2002 #103492#
inline void InitPreviewData()
{
return maCurrPreviewSettings;
mpCurrPreviewData = new CurrentPreviewData;
}
// OD 04.12.2002 #103492#
inline CurrentPreviewData* CurrPrevwData()
{
return mpCurrPreviewData;
}
#ifdef ACCESSIBLE_LAYOUT

11
sw/source/core/view/viewimp.cxx
View File

@@ -2,9 +2,9 @@
*
* $RCSfile: viewimp.cxx,v $
*
* $Revision: 1.19 $
* $Revision: 1.20 $
*
* last change: $Author: tl $ $Date: 2002-12-02 12:57:28 $
* last change: $Author: od $ $Date: 2002-12-06 16:25:21 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -172,7 +172,9 @@ SwViewImp::SwViewImp( ViewShell *pParent ) :
pIdleAct( 0 ),
pSdrPageView( 0 ),
pDrawView( 0 ),
nRestoreActions( 0 )
nRestoreActions( 0 ),
// OD 04.12.2002 #103492#
mpCurrPreviewData( 0 )
#ifdef ACCESSIBLE_LAYOUT
,pAccMap( 0 )
#endif
@@ -202,6 +204,9 @@ SwViewImp::~SwViewImp()
delete pAccMap;
#endif
// OD 04.12.2002 #103492#
delete mpCurrPreviewData;
//JP 29.03.96: nach ShowPage muss auch HidePage gemacht werden!!!
if( pDrawView )
pDrawView->HidePage( pSdrPageView );

12
sw/source/core/view/vnew.cxx
View File

@@ -2,9 +2,9 @@
*
* $RCSfile: vnew.cxx,v $
*
* $Revision: 1.9 $
* $Revision: 1.10 $
*
* last change: $Author: os $ $Date: 2002-12-05 13:29:56 $
* last change: $Author: od $ $Date: 2002-12-06 16:23:56 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -224,6 +224,9 @@ ViewShell::ViewShell( SwDoc& rDocument, Window *pWindow,
bEndActionByVirDev = FALSE;
bPaintWorks = bEnableSmooth = TRUE;
bPreView = 0 !=( VSHELLFLAG_ISPREVIEW & nFlags );
// OD 04.12.2002 #103492#
if ( bPreView )
pImp->InitPreviewData();
pDoc->AddLink();
pOutput = pOut;
@@ -276,6 +279,9 @@ ViewShell::ViewShell( ViewShell& rShell, Window *pWindow,
bPaintInProgress = bViewLocked = bInEndAction = bFrameView =
bEndActionByVirDev = FALSE;
bPreView = 0 !=( VSHELLFLAG_ISPREVIEW & nFlags );
// OD 04.12.2002 #103492#
if ( bPreView )
pImp->InitPreviewData();
SET_CURR_SHELL( this );
@@ -396,5 +402,3 @@ SdrView* ViewShell::GetDrawViewWithValidMarkList()
pDView->ValidateMarkList();
return pDView;
}

9
sw/source/ui/inc/pview.hxx
View File

@@ -2,9 +2,9 @@
*
* $RCSfile: pview.hxx,v $
*
* $Revision: 1.9 $
* $Revision: 1.10 $
*
* last change: $Author: os $ $Date: 2002-12-04 12:17:24 $
* last change: $Author: od $ $Date: 2002-12-06 16:16:06 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -160,6 +160,7 @@ public:
@author OD
*/
void AdjustPreviewToNewZoom( const sal_uInt16 nZoomFactor );
const Size& GetPreviewDocSize() const
{ return maPreviewDocSize;}
@@ -204,7 +205,7 @@ class SwPagePreView: public SfxViewShell
// aktiv sind
Window *pScrollFill;
USHORT nPageCount;
USHORT mnPageCount;
BOOL bNormalPrint;
void Init(const SwViewOption* = 0);
@@ -262,7 +263,7 @@ public:
void ShowVScrollbar(sal_Bool bShow);
sal_Bool IsVScrollbarVisible()const;
USHORT GetPageCount() const { return nPageCount; }
USHORT GetPageCount() const { return mnPageCount; }
BOOL HandleWheelCommands( const CommandEvent& );

221
sw/source/ui/uiview/pview.cxx
View File

@@ -2,9 +2,9 @@
*
* $RCSfile: pview.cxx,v $
*
* $Revision: 1.36 $
* $Revision: 1.37 $
*
* last change: $Author: iha $ $Date: 2002-12-06 15:57:40 $
* last change: $Author: od $ $Date: 2002-12-06 16:18:33 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -986,8 +986,11 @@ int SwPagePreViewWin::MovePage( int eMoveMode )
// soviele Seiten hoch
USHORT nPages = mnRow * mnCol;
USHORT nNewSttPage = mnSttPage;
USHORT nPageCount = mrView.GetPageCount() + 1;
// OD 04.12.2002 #103492#
USHORT nPageCount = mrView.GetPageCount();
USHORT nDefSttPg = GetDefSttPage();
// OD 06.12.2002 #103492#
bool bPaintPageAtFirstCol = true;
switch( eMoveMode )
{
@@ -999,9 +1002,9 @@ int SwPagePreViewWin::MovePage( int eMoveMode )
break;
case MV_PAGE_DOWN:
// OD 03.12.2002 #103492# - correct calculation of new start page.
nNewSttPage = Min( mnSttPage + nPages, nPageCount - 1);
nNewSttPage = (mnSttPage + nPages) < nPageCount ? (mnSttPage + nPages) : nPageCount;
// OD 03.12.2002 #103492# - correct calculation of new selected page.
mnSelectedPage = Min( mnSelectedPage + nPages, nPageCount - 1);
mnSelectedPage = (mnSelectedPage + nPages) < nPageCount ? (mnSelectedPage + nPages) : nPageCount;
break;
case MV_DOC_STT:
nNewSttPage = nDefSttPg;
@@ -1009,17 +1012,32 @@ int SwPagePreViewWin::MovePage( int eMoveMode )
break;
case MV_DOC_END:
// OD 03.12.2002 #103492# - correct calculation of new start page.
nNewSttPage = nPageCount - 1;
mnSelectedPage = nPageCount - 1;
nNewSttPage = nPageCount;
mnSelectedPage = nPageCount;
break;
default:
// OD 03.12.2002 #103492# - correct calculation of new start page.
if( nNewSttPage > (nPageCount - 1) )
nNewSttPage = nPageCount - 1;
if( nNewSttPage > nPageCount )
{
#ifdef DEBUG
ASSERT( false, "SwPagePreViewWin::MovePage - start page > page count - OD-DEBUG" );
#endif
nNewSttPage = nPageCount;
}
//put the the selected page into the current range
if(mnSelectedPage < nNewSttPage || mnSelectedPage >= (nNewSttPage + nPages) )
{
#ifdef DEBUG
ASSERT( false, "SwPagePreViewWin::MovePage - selected page out of range - OD-DEBUG" );
#endif
mnSelectedPage = nNewSttPage ? nNewSttPage : 1;
}
// OD 06.12.2002 #103492#
if ( !mpViewShell->DoesPreviewLayoutRowsFitIntoWindow() ||
!mpViewShell->DoesPreviewLayoutColsFitIntoWindow() )
bPaintPageAtFirstCol = false;
}
Size aSave( maPgSize );
@@ -1027,7 +1045,8 @@ int SwPagePreViewWin::MovePage( int eMoveMode )
{
mpViewShell->PreparePreviewPaint( nNewSttPage, Point(0,0), &maPxWinSize,
nNewSttPage, mnVirtPage,
maPaintedPreviewDocRect );
maPaintedPreviewDocRect,
bPaintPageAtFirstCol );
}
#else
USHORT nRowCol = ( mnRow << 8 ) + mnCol; // Zeilen / DoppelSeiten
@@ -1256,10 +1275,12 @@ void SwPagePreView::Execute( SfxRequest &rReq )
BYTE nRow = 1;
BOOL bRetVal = FALSE, bRefresh = TRUE;
USHORT mnSttPage = aViewWin.GetSttPage(),
USHORT nSttPage = aViewWin.GetSttPage(),
nPages = aViewWin.GetRow() * aViewWin.GetCol(),
nLineSz = aViewWin.GetCol(),
nLastSttPg = nPageCount+1 > nPages ? nPageCount+1 - nPages : 0,
// OD 04.12.2002 #103492#
//nLastSttPg = nPageCount+1 > nPages ? nPageCount+1 - nPages : 0,
nLastSttPg = mnPageCount,
nDefSttPg = aViewWin.GetDefSttPage();
switch(rReq.GetSlot())
@@ -1344,76 +1365,47 @@ void SwPagePreView::Execute( SfxRequest &rReq )
}
break;
case FN_CHAR_LEFT:
//change the display only when the selection is already at the first position
if( aViewWin.GetSelectedPage() < 2 )
break;
if( aViewWin.GetSelectedPage()-- > mnSttPage )
{
#ifdef ACCESSIBLE_LAYOUT
GetViewShell()->ShowPreViewSelection( aViewWin.GetSelectedPage() );
#endif
break;
}
if( nDefSttPg == mnSttPage-- )
{
break;
}
aViewWin.SetSttPage( mnSttPage );
eMvMode = SwPagePreViewWin::MV_CALC; goto MOVEPAGE;
case FN_CHAR_RIGHT:
//change the display only when the selection is already at the last position
if(aViewWin.GetSelectedPage() >= nPageCount)
{
sal_uInt16 nNewSelectedPage;
sal_uInt16 nNewStartPage;
Point aNewStartPos;
sal_Int16 nHoriMove;
if( rReq.GetSlot() == FN_CHAR_LEFT )
nHoriMove = -1;
else
nHoriMove = 1;
GetViewShell()->MovePreviewSelectedPage(
aViewWin.GetSelectedPage(), nHoriMove, 0,
nNewSelectedPage, nNewStartPage, aNewStartPos );
aViewWin.GetSelectedPage() = nNewSelectedPage;
if ( GetViewShell()->IsPageVisibleInCurrPreview( nNewSelectedPage ) )
break;
if((aViewWin.GetSelectedPage()++ < mnSttPage + nPages - 1) ||
nLastSttPg == mnSttPage++ )
{
#ifdef ACCESSIBLE_LAYOUT
GetViewShell()->ShowPreViewSelection( aViewWin.GetSelectedPage() );
#endif
break;
}
aViewWin.SetSttPage( mnSttPage );
eMvMode = SwPagePreViewWin::MV_CALC; goto MOVEPAGE;
aViewWin.SetSttPage( nNewStartPage );
eMvMode = SwPagePreViewWin::MV_CALC;
goto MOVEPAGE;
}
case FN_LINE_UP:
case FN_LINE_DOWN:
{
//??? if( !mnSttPage && 1 < nLineSz )
// --nLineSz;
USHORT nOldSttPage = mnSttPage;
if( FN_LINE_UP == rReq.GetSlot() )
{
if( mnSttPage > nLineSz )
mnSttPage -= nLineSz;
else
mnSttPage = nDefSttPg;
}
sal_uInt16 nNewSelectedPage;
sal_uInt16 nNewStartPage;
Point aNewStartPos;
sal_Int16 nVertMove;
if( rReq.GetSlot() == FN_LINE_UP )
nVertMove = -1;
else
{
if( mnSttPage + nLineSz <= nLastSttPg )
mnSttPage += nLineSz;
else
mnSttPage = nLastSttPg;
}
if( mnSttPage == aViewWin.GetSttPage() )
{
// keine Aenderung
bRefresh = FALSE;
nVertMove = 1;
GetViewShell()->MovePreviewSelectedPage(
aViewWin.GetSelectedPage(), 0, nVertMove,
nNewSelectedPage, nNewStartPage, aNewStartPos );
aViewWin.GetSelectedPage() = nNewSelectedPage;
if ( GetViewShell()->IsPageVisibleInCurrPreview( nNewSelectedPage ) )
break;
}
aViewWin.SetSttPage( mnSttPage );
aViewWin.GetSelectedPage() -= (nOldSttPage - mnSttPage);
if(!aViewWin.GetSelectedPage())
aViewWin.GetSelectedPage() = 1;
aViewWin.SetSttPage( nNewStartPage );
eMvMode = SwPagePreViewWin::MV_CALC;
goto MOVEPAGE;
}
goto MOVEPAGE;
case FN_PAGEUP:
eMvMode = SwPagePreViewWin::MV_PAGE_UP; goto MOVEPAGE;
case FN_PAGEDOWN:
@@ -1425,7 +1417,7 @@ void SwPagePreView::Execute( SfxRequest &rReq )
eMvMode = SwPagePreViewWin::MV_DOC_STT; bRetVal = TRUE; goto MOVEPAGE;
case FN_END_OF_LINE:
case FN_END_OF_DOCUMENT:
aViewWin.GetSelectedPage() = nPageCount;
aViewWin.GetSelectedPage() = mnPageCount;
eMvMode = SwPagePreViewWin::MV_DOC_END; bRetVal = TRUE; goto MOVEPAGE;
MOVEPAGE:
{
@@ -1527,7 +1519,7 @@ void SwPagePreView::GetState( SfxItemSet& rSet )
USHORT nNextPg = ( aViewWin.GetRow() * aViewWin.GetCol() ) +
aViewWin.GetSttPage() - 1;
if( nNextPg >= nPageCount )
if( nNextPg >= mnPageCount )
rSet.DisableItem( nWhich );
}
break;
@@ -1535,7 +1527,7 @@ void SwPagePreView::GetState( SfxItemSet& rSet )
case FN_STAT_PAGE:
{
String aStr( sPageStr );
aViewWin.GetStatusStr( aStr, nPageCount );
aViewWin.GetStatusStr( aStr, mnPageCount );
rSet.Put( SfxStringItem( nWhich, aStr) );
}
break;
@@ -1710,7 +1702,7 @@ SwPagePreView::SwPagePreView(SfxViewFrame *pFrame, SfxViewShell* pOldSh):
pScrollFill(new ScrollBarBox( &pFrame->GetWindow(),
GetDocShell()->IsInFrame()? 0 : WB_SIZEABLE )),
sPageStr( SW_RES(STR_PAGE) ),
nPageCount( 0 ),
mnPageCount( 0 ),
nNewPage(USHRT_MAX)
{
SetName(String::CreateFromAscii("PageView" ));
@@ -1887,7 +1879,7 @@ int SwPagePreView::ChgPage( int eMvMode, int bUpdateScrollbar )
{
// Statusleiste updaten
String aStr( sPageStr );
aViewWin.GetStatusStr( aStr, nPageCount );
aViewWin.GetStatusStr( aStr, mnPageCount );
SfxBindings& rBindings = GetViewFrame()->GetBindings();
if( bUpdateScrollbar )
@@ -2083,11 +2075,11 @@ IMPL_LINK( SwPagePreView, EndScrollHdl, SwScrollbar *, pScrollbar )
{
// wieviele Seiten scrollen ??
USHORT nThmbPos = (USHORT)pScrollbar->GetThumbPos();
if( 1 == aViewWin.GetCol() )
++nThmbPos;
if( nThmbPos != aViewWin.GetSttPage() )
// OD 05.12.2002 #103492# - adjust to new preview functionality
if( nThmbPos != aViewWin.GetSelectedPage() )
{
aViewWin.SetSttPage( nThmbPos );
aViewWin.GetSelectedPage() = nThmbPos;
ChgPage( SwPagePreViewWin::MV_CALC, FALSE );
}
}
@@ -2135,11 +2127,11 @@ void SwPagePreView::DocSzChgd( const Size &rSz )
// die neue Anzahl von Seiten bestimmen
USHORT nNewCnt = GetViewShell()->GetNumPages();
if( nNewCnt == nPageCount )
if( nNewCnt == mnPageCount )
return;
// dann eine neue Startseite berechnen
nPageCount = nNewCnt;
mnPageCount = nNewCnt;
if( aVisArea.GetWidth() )
{
ChgPage( SwPagePreViewWin::MV_CALC, TRUE );
@@ -2163,21 +2155,21 @@ void SwPagePreView::ScrollViewSzChg()
if(GetViewShell()->DoesPreviewLayoutRowsFitIntoWindow())
{
//vertical scrolling by row
USHORT nVisPage = aViewWin.GetRow() * aViewWin.GetCol(),
nLineSz = 1 < nVisPage ? nVisPage / 2 : 1,
nSttPg = aViewWin.GetSttPage();
if( nSttPg && 1 == aViewWin.GetCol() )
--nSttPg;
pVScrollbar->SetVisibleSize( nVisPage );
pVScrollbar->SetThumbPos( nSttPg );
pVScrollbar->SetLineSize( nLineSz );
pVScrollbar->SetPageSize( nVisPage );
USHORT nPgCnt = nPageCount;
if( 1 < aViewWin.GetCol() )
++nPgCnt; /* die 0. Seite! */
pVScrollbar->SetRangeMax( nPgCnt );
// OD 04.12.2002 #103492# - adjust to new preview functionality
USHORT nVisPages = aViewWin.GetRow() * aViewWin.GetCol();
pVScrollbar->SetVisibleSize( nVisPages );
pVScrollbar->SetThumbPos( aViewWin.GetSttPage() );
pVScrollbar->SetLineSize( aViewWin.GetCol() );
pVScrollbar->SetPageSize( nVisPages );
// calculate and set scrollbar range
Range aScrollbarRange( 1, mnPageCount );
// increase range by one, because left-top-corner is left blank.
++aScrollbarRange.Max();
// increase range by number of blank page places in last layout row.
sal_uInt16 nTmp = (mnPageCount+1) % aViewWin.GetCol();
if ( nTmp > 0 )
aScrollbarRange.Max() += aViewWin.GetCol() - nTmp;
pVScrollbar->SetRange( aScrollbarRange );
}
else //vertical scrolling by pixel
{
@@ -2206,11 +2198,11 @@ void SwPagePreView::ScrollViewSzChg()
nThumb = rDocRect.Left();
aRange = Range(0, rPreviewSize.Width());
}
pHScrollbar->SetRange( aRange );
pHScrollbar->SetVisibleSize( nVisWidth );
pHScrollbar->SetThumbPos( nThumb );
pHScrollbar->SetLineSize( nVisWidth / 10 );
pHScrollbar->SetPageSize( nVisWidth / 2 );
pHScrollbar->SetRange( aRange );
}
}
@@ -2420,6 +2412,9 @@ Size SwPagePreView::GetOptimalSizePixel() const
void SwPagePreViewWin::GetOptimalSize( Size& rSize ) const
{
#ifdef DEBUG
ASSERT( false, "SwPagePreViewWin called [Debug-Assertion by OD]");
#endif
Size aPageSize, aPrevwDocSize;
USHORT nVirtPage;
Rectangle aPaintedDocPreviewRect;
@@ -2484,32 +2479,8 @@ void SwPagePreViewWin::AdjustPreviewToNewZoom( const sal_uInt16 nZoomFactor)
// calculate new start position for preview paint
Size aNewWinSize = PixelToLogic( maPxWinSize );
Point aNewPaintStartPos = maPaintedPreviewDocRect.TopLeft();
if ( aNewScale < maScale )
{
// increase paint width by moving start point to left.
if ( maPaintedPreviewDocRect.GetWidth() < aNewWinSize.Width() )
aNewPaintStartPos.X() -= (aNewWinSize.Width() - maPaintedPreviewDocRect.GetWidth()) / 2;
if ( aNewPaintStartPos.X() < 0)
aNewPaintStartPos.X() = 0;
if ( !mpViewShell->DoesPreviewLayoutRowsFitIntoWindow() )
{
// increase paint height by moving start point to top.
if ( maPaintedPreviewDocRect.GetHeight() < aNewWinSize.Height() )
aNewPaintStartPos.Y() -= (aNewWinSize.Height() - maPaintedPreviewDocRect.GetHeight()) / 2;
if ( aNewPaintStartPos.Y() < 0)
aNewPaintStartPos.Y() = 0;
}
}
else
{
// decrease paint width by moving start point to right
if ( maPaintedPreviewDocRect.GetWidth() > aNewWinSize.Width() )
aNewPaintStartPos.X() += (maPaintedPreviewDocRect.GetWidth() - aNewWinSize.Width()) / 2;
// decrease paint height by moving start point to bottom
if ( maPaintedPreviewDocRect.GetHeight() > aNewWinSize.Height() )
aNewPaintStartPos.Y() += (maPaintedPreviewDocRect.GetHeight() - aNewWinSize.Height()) / 2;
}
Point aNewPaintStartPos =
mpViewShell->GetPreviewStartPosForNewScale( aNewScale, maScale, aNewWinSize );
// remember new scaling and prepare preview paint
// Note: paint of preview will be performed by a corresponding invalidate