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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <config_wasm_strip.h>
#include <tools/fract.hxx>
#include <osl/diagnose.h>
#include <viewsh.hxx>
#include <pagefrm.hxx>
#include <viewimp.hxx>
#include <printdata.hxx>
#include <ptqueue.hxx>
#include <fntcache.hxx>
#include <vprint.hxx>
using namespace ::com::sun::star;
SwPagePreviewLayout* SwViewShell::PagePreviewLayout()
{
return Imp()->PagePreviewLayout();
}
void SwViewShell::ShowPreviewSelection( sal_uInt16 nSelPage )
{
#if !ENABLE_WASM_STRIP_ACCESSIBILITY
Imp()->InvalidateAccessiblePreviewSelection( nSelPage );
#else
(void)nSelPage;
#endif
}
// adjust view options for page preview
void SwViewShell::AdjustOptionsForPagePreview(SwPrintData const& rPrintOptions)
{
if ( !IsPreview() )
{
OSL_FAIL( "view shell doesn't belongs to a page preview - no adjustment of its view options");
return;
}
PrepareForPrint( rPrintOptions );
}
/// print brochure
// consider empty pages on calculation of the scaling
// for a page to be printed.
void SwViewShell::PrintProspect(
OutputDevice *pOutDev,
const SwPrintData &rPrintData,
sal_Int32 nRenderer // the index in the vector of prospect pages to be printed
)
{
const sal_Int32 nMaxRenderer = rPrintData.GetRenderData().GetPagePairsForProspectPrinting().size() - 1;
OSL_ENSURE( 0 <= nRenderer && nRenderer <= nMaxRenderer, "nRenderer out of bounds");
Printer *pPrinter = dynamic_cast< Printer * >(pOutDev);
if (!pPrinter || nMaxRenderer < 0 || nRenderer < 0 || nRenderer > nMaxRenderer)
return;
// save settings of OutputDevice (should be done always since the
// output device is now provided by a call from outside the Writer)
pPrinter->Push();
std::pair< sal_Int32, sal_Int32 > rPagesToPrint =
rPrintData.GetRenderData().GetPagePairsForProspectPrinting()[ nRenderer ];
OSL_ENSURE( rPagesToPrint.first == -1 || rPrintData.GetRenderData().GetValidPagesSet().count( rPagesToPrint.first ) == 1, "first Page not valid" );
OSL_ENSURE( rPagesToPrint.second == -1 || rPrintData.GetRenderData().GetValidPagesSet().count( rPagesToPrint.second ) == 1, "second Page not valid" );
// create a new shell for the printer
SwViewShell aShell( *this, nullptr, pPrinter );
CurrShell aCurr( &aShell );
aShell.PrepareForPrint( rPrintData );
//!! applying view options and formatting the document should now only be done in getRendererCount!
MapMode aMapMode( MapUnit::MapTwip );
Size aPrtSize( pPrinter->PixelToLogic( pPrinter->GetPaperSizePixel(), aMapMode ) );
SwTwips nMaxRowSz, nMaxColSz;
const SwPageFrame *pStPage = nullptr;
const SwPageFrame *pNxtPage = nullptr;
if (rPagesToPrint.first > 0)
{
pStPage = sw_getPage(*aShell.GetLayout(), rPagesToPrint.first);
}
if (rPagesToPrint.second > 0)
{
pNxtPage = sw_getPage(*aShell.GetLayout(), rPagesToPrint.second);
}
// i#14016 consider empty pages on calculation
// of page size, used for calculation of scaling.
Size aSttPageSize;
if ( pStPage )
{
if ( pStPage->IsEmptyPage() )
{
if ( pStPage->GetPhyPageNum() % 2 == 0 )
aSttPageSize = pStPage->GetPrev()->getFrameArea().SSize();
else
aSttPageSize = pStPage->GetNext()->getFrameArea().SSize();
}
else
{
aSttPageSize = pStPage->getFrameArea().SSize();
}
}
Size aNxtPageSize;
if ( pNxtPage )
{
if ( pNxtPage->IsEmptyPage() )
{
if ( pNxtPage->GetPhyPageNum() % 2 == 0 )
aNxtPageSize = pNxtPage->GetPrev()->getFrameArea().SSize();
else
aNxtPageSize = pNxtPage->GetNext()->getFrameArea().SSize();
}
else
{
aNxtPageSize = pNxtPage->getFrameArea().SSize();
}
}
if( !pStPage )
{
nMaxColSz = 2 * aNxtPageSize.Width();
nMaxRowSz = aNxtPageSize.Height();
}
else if( !pNxtPage )
{
nMaxColSz = 2 * aSttPageSize.Width();
nMaxRowSz = aSttPageSize.Height();
}
else
{
nMaxColSz = aNxtPageSize.Width() + aSttPageSize.Width();
nMaxRowSz = std::max( aNxtPageSize.Height(), aSttPageSize.Height() );
}
// set the MapMode
aMapMode.SetOrigin( Point() );
{
Fraction aScX( aPrtSize.Width(), nMaxColSz );
Fraction aScY( aPrtSize.Height(), nMaxRowSz );
if( aScX < aScY )
aScY = aScX;
{
// Round percentages for Drawings so that these can paint their objects properly
aScY *= Fraction( 1000, 1 );
tools::Long nTmp = static_cast<tools::Long>(aScY);
if( 1 < nTmp )
--nTmp;
else
nTmp = 1;
aScY = Fraction( nTmp, 1000 );
}
aMapMode.SetScaleY( aScY );
aMapMode.SetScaleX( aScY );
}
Size aTmpPrtSize( pPrinter->PixelToLogic( pPrinter->GetPaperSizePixel(), aMapMode ) );
// calculate start point for equal border on all sides
Point aSttPt( (aTmpPrtSize.Width() - nMaxColSz) / 2,
(aTmpPrtSize.Height() - nMaxRowSz) / 2 );
for( int nC = 0; nC < 2; ++nC )
{
if( pStPage )
{
aShell.Imp()->SetFirstVisPageInvalid();
aShell.maVisArea = pStPage->getFrameArea();
Point aPos( aSttPt );
aPos -= aShell.maVisArea.Pos();
aMapMode.SetOrigin( aPos );
pPrinter->SetMapMode( aMapMode );
pStPage->GetUpper()->PaintSwFrame( *pOutDev, pStPage->getFrameArea() );
}
pStPage = pNxtPage;
aSttPt.AdjustX(aTmpPrtSize.Width() / 2 );
}
SwPaintQueue::Repaint();
//!! applying/modifying view options and formatting the document should now only be done in getRendererCount!
pFntCache->Flush();
// restore settings of OutputDevice (should be done always now since the
// output device is now provided by a call from outside the Writer)
pPrinter->Pop();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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