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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 <officecfg/Office/Common.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdpagv.hxx>
#include <fmtanchr.hxx>
#include <frmfmt.hxx>
#include <svx/svdoutl.hxx>
#include <drawdoc.hxx>
#include <fesh.hxx>
#include <pagefrm.hxx>
#include <rootfrm.hxx>
#include <viewimp.hxx>
#include <dflyobj.hxx>
#include <printdata.hxx>
#include <dcontact.hxx>
#include <dview.hxx>
#include <flyfrm.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>
#include <vcl/canvastools.hxx>
#include <sal/log.hxx>
#include <osl/diagnose.h>
#include <basegfx/range/b2irectangle.hxx>
#include <IDocumentDrawModelAccess.hxx>
void SwViewShellImp::StartAction()
{
if ( HasDrawView() )
{
CurrShell aCurr( &GetShell() );
if ( auto pFEShell = dynamic_cast<SwFEShell*>(&m_rShell) )
pFEShell->HideChainMarker(); // might have changed
}
}
void SwViewShellImp::EndAction()
{
if ( HasDrawView() )
{
CurrShell aCurr( &GetShell() );
if ( auto pFEShell = dynamic_cast<SwFEShell*>(&m_rShell) )
pFEShell->SetChainMarker(); // might have changed
}
}
void SwViewShellImp::LockPaint()
{
if ( HasDrawView() )
{
m_bResetHdlHiddenPaint = !GetDrawView()->areMarkHandlesHidden();
GetDrawView()->hideMarkHandles();
}
else
{
m_bResetHdlHiddenPaint = false;
}
}
void SwViewShellImp::UnlockPaint()
{
if ( m_bResetHdlHiddenPaint )
GetDrawView()->showMarkHandles();
}
void SwViewShellImp::PaintLayer( const SdrLayerID _nLayerID,
SwPageFrame const& rPageFrame,
const SwRect& aPaintRect,
const Color* _pPageBackgrdColor,
const bool _bIsPageRightToLeft,
sdr::contact::ViewObjectContactRedirector* pRedirector )
{
if ( !HasDrawView() )
return;
//change the draw mode in high contrast mode
OutputDevice* pOutDev = GetShell().GetOut();
DrawModeFlags nOldDrawMode = pOutDev->GetDrawMode();
if( GetShell().GetWin() &&
Application::GetSettings().GetStyleSettings().GetHighContrastMode() &&
(!GetShell().IsPreview() || officecfg::Office::Common::Accessibility::IsForPagePreviews::get()))
{
pOutDev->SetDrawMode( nOldDrawMode | DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill |
DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient );
}
// For correct handling of accessibility, high contrast, the
// page background color is set as the background color at the
// outliner of the draw view. Only necessary for the layers
// hell and heaven
Color aOldOutlinerBackgroundColor;
// set default horizontal text direction on painting <hell> or
// <heaven>.
EEHorizontalTextDirection aOldEEHoriTextDir = EEHorizontalTextDirection::L2R;
const IDocumentDrawModelAccess& rIDDMA = GetShell().getIDocumentDrawModelAccess();
if ( (_nLayerID == rIDDMA.GetHellId()) ||
(_nLayerID == rIDDMA.GetHeavenId()) )
{
OSL_ENSURE( _pPageBackgrdColor,
"incorrect usage of SwViewShellImp::PaintLayer: pPageBackgrdColor have to be set for painting layer <hell> or <heaven>");
if ( _pPageBackgrdColor )
{
aOldOutlinerBackgroundColor =
GetDrawView()->GetModel().GetDrawOutliner().GetBackgroundColor();
GetDrawView()->GetModel().GetDrawOutliner().SetBackgroundColor( *_pPageBackgrdColor );
}
aOldEEHoriTextDir =
GetDrawView()->GetModel().GetDrawOutliner().GetDefaultHorizontalTextDirection();
EEHorizontalTextDirection aEEHoriTextDirOfPage =
_bIsPageRightToLeft ? EEHorizontalTextDirection::R2L : EEHorizontalTextDirection::L2R;
GetDrawView()->GetModel().GetDrawOutliner().SetDefaultHorizontalTextDirection( aEEHoriTextDirOfPage );
}
pOutDev->Push( vcl::PushFlags::LINECOLOR );
basegfx::B2IRectangle const pageFrame = vcl::unotools::b2IRectangleFromRectangle(rPageFrame.getFrameArea().SVRect());
GetPageView()->DrawLayer(_nLayerID, pOutDev, pRedirector, aPaintRect.SVRect(), &pageFrame);
pOutDev->Pop();
// reset background color of the outliner & default horiz. text dir.
if ( (_nLayerID == rIDDMA.GetHellId()) ||
(_nLayerID == rIDDMA.GetHeavenId()) )
{
GetDrawView()->GetModel().GetDrawOutliner().SetBackgroundColor( aOldOutlinerBackgroundColor );
GetDrawView()->GetModel().GetDrawOutliner().SetDefaultHorizontalTextDirection( aOldEEHoriTextDir );
}
pOutDev->SetDrawMode( nOldDrawMode );
}
bool SwViewShellImp::IsDragPossible( const Point &rPoint )
{
if ( !HasDrawView() )
return false;
const SdrMarkList &rMrkList = GetDrawView()->GetMarkedObjectList();
if( !rMrkList.GetMarkCount() )
return false;
SdrObject *pO = rMrkList.GetMark(rMrkList.GetMarkCount()-1)->GetMarkedSdrObj();
SwRect aRect;
if( pO && ::CalcClipRect( pO, aRect, false ) )
{
SwRect aTmp;
::CalcClipRect( pO, aTmp );
aRect.Union( aTmp );
}
else
aRect = GetShell().GetLayout()->getFrameArea();
constexpr tools::Long FUZZY_EDGE = 400;
aRect.AddTop (- FUZZY_EDGE );
aRect.AddBottom( FUZZY_EDGE );
aRect.AddLeft (- FUZZY_EDGE );
aRect.AddRight ( FUZZY_EDGE );
return aRect.Contains( rPoint );
}
void SwViewShellImp::NotifySizeChg( const Size &rNewSz )
{
if ( !HasDrawView() )
return;
if ( GetPageView() )
GetPageView()->GetPage()->SetSize( rNewSz );
// Limitation of the work area
const tools::Rectangle aDocRect( Point( DOCUMENTBORDER, DOCUMENTBORDER ), rNewSz );
const tools::Rectangle &rOldWork = GetDrawView()->GetWorkArea();
bool bCheckDrawObjs = false;
if ( aDocRect != rOldWork )
{
if ( rOldWork.Bottom() > aDocRect.Bottom() || rOldWork.Right() > aDocRect.Right())
bCheckDrawObjs = true;
GetDrawView()->SetWorkArea( aDocRect );
}
if ( !bCheckDrawObjs )
return;
OSL_ENSURE( m_rShell.getIDocumentDrawModelAccess().GetDrawModel(), "NotifySizeChg without DrawModel" );
SdrPage* pPage = m_rShell.getIDocumentDrawModelAccess().GetDrawModel()->GetPage( 0 );
std::vector<SdrObject*> aCandidatesToMove;
for (const rtl::Reference<SdrObject>& pObj : *pPage)
{
if( dynamic_cast<const SwVirtFlyDrawObj*>( pObj.get()) == nullptr )
{
// Objects not anchored to the frame, do not need to be adjusted
const SwContact *pCont = GetUserCall(pObj.get());
// this function might be called by the InsertDocument, when
// a PageDesc-Attribute is set on a node. Then the SdrObject
// must not have an UserCall.
if( !pCont )
continue;
auto pDrawContact = dynamic_cast<const SwDrawContact*>( pCont);
if( !pDrawContact )
continue;
const SwFrame *pAnchor = pDrawContact->GetAnchorFrame();
if ( !pAnchor || pAnchor->IsInFly() || !pAnchor->isFrameAreaDefinitionValid() ||
!pAnchor->GetUpper() || !pAnchor->FindPageFrame() ||
(RndStdIds::FLY_AS_CHAR == pCont->GetFormat()->GetAnchor().GetAnchorId()) )
{
continue;
}
else
{
// Actually this should never happen but currently layouting
// is broken. So don't move anchors, if the page is invalid.
// This should be turned into a DBG_ASSERT, once layouting is fixed!
const SwPageFrame *pPageFrame = pAnchor->FindPageFrame();
if (!pPageFrame || pPageFrame->IsInvalid() ) {
SAL_WARN( "sw.core", "Trying to move anchor from invalid page - fix layouting!" );
continue;
}
}
// no move for drawing objects in header/footer
if ( pAnchor->FindFooterOrHeader() )
{
continue;
}
aCandidatesToMove.push_back(pObj.get());
}
}
// Moving a SdrObject can invalidate their positions in SdrPage's container of objects
for (const auto pObj : aCandidatesToMove)
{
const tools::Rectangle aObjBound( pObj->GetCurrentBoundRect() );
if ( !aDocRect.Contains( aObjBound ) )
{
Size aSz;
if ( aObjBound.Left() > aDocRect.Right() )
aSz.setWidth( (aDocRect.Right() - aObjBound.Left()) - MINFLY );
if ( aObjBound.Top() > aDocRect.Bottom() )
aSz.setHeight( (aDocRect.Bottom() - aObjBound.Top()) - MINFLY );
if ( aSz.Width() || aSz.Height() )
pObj->Move( aSz );
// Don't let large objects disappear to the top
aSz.setWidth(0);
aSz.setHeight(0);
if ( aObjBound.Right() < aDocRect.Left() )
aSz.setWidth( (aDocRect.Left() - aObjBound.Right()) + MINFLY );
if ( aObjBound.Bottom() < aDocRect.Top() )
aSz.setHeight( (aDocRect.Top() - aObjBound.Bottom()) + MINFLY );
if ( aSz.Width() || aSz.Height() )
pObj->Move( aSz );
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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