Files
libreoffice/sw/source/core/draw/dview.cxx
Stephan Bergmann 8bc3751ea3 bool improvements
Change-Id: Ibeb658e73b588f90242c95d23149f2ef45a7a815
2014-01-28 20:26:21 +01:00

965 lines
34 KiB
C++

/* -*- 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 "hintids.hxx"
#include <editeng/protitem.hxx>
#include <svx/svdpagv.hxx>
#include <svx/fmmodel.hxx>
#include <sot/exchange.hxx>
#include <svx/sdrundomanager.hxx>
#include <editeng/outliner.hxx>
#include <com/sun/star/embed/EmbedMisc.hpp>
#include "swtypes.hxx"
#include "pagefrm.hxx"
#include "rootfrm.hxx"
#include "cntfrm.hxx"
#include "flyfrm.hxx"
#include "frmfmt.hxx"
#include "dflyobj.hxx"
#include "dcontact.hxx"
#include "frmatr.hxx"
#include "viewsh.hxx"
#include "viewimp.hxx"
#include "dview.hxx"
#include "dpage.hxx"
#include "doc.hxx"
#include "mdiexp.hxx"
#include <ndole.hxx>
#include <fmtanchr.hxx>
#include "shellres.hxx"
#include <IDocumentUndoRedo.hxx>
// #i7672#
#include <com/sun/star/embed/Aspects.hpp>
#include <vector>
// #i28701#
#include <sortedobjs.hxx>
#include <flyfrms.hxx>
#include <UndoManager.hxx>
using namespace com::sun::star;
class SwSdrHdl : public SdrHdl
{
public:
SwSdrHdl(const Point& rPnt, bool bTopRight ) :
SdrHdl( rPnt, bTopRight ? HDL_ANCHOR_TR : HDL_ANCHOR ) {}
virtual sal_Bool IsFocusHdl() const;
};
sal_Bool SwSdrHdl::IsFocusHdl() const
{
if( HDL_ANCHOR == eKind || HDL_ANCHOR_TR == eKind )
return sal_True;
return SdrHdl::IsFocusHdl();
}
static const SwFrm *lcl_FindAnchor( const SdrObject *pObj, sal_Bool bAll )
{
const SwVirtFlyDrawObj *pVirt = pObj->ISA(SwVirtFlyDrawObj) ?
(SwVirtFlyDrawObj*)pObj : 0;
if ( pVirt )
{
if ( bAll || !pVirt->GetFlyFrm()->IsFlyInCntFrm() )
return pVirt->GetFlyFrm()->GetAnchorFrm();
}
else
{
const SwDrawContact *pCont = (const SwDrawContact*)GetUserCall(pObj);
if ( pCont )
return pCont->GetAnchorFrm( pObj );
}
return 0;
}
// SwDrawView
SwDrawView::SwDrawView( SwViewImp &rI, SdrModel *pMd, OutputDevice *pOutDev) :
FmFormView( (FmFormModel*)pMd, pOutDev ),
rImp( rI )
{
SetPageVisible( false );
SetBordVisible( false );
SetGridVisible( false );
SetHlplVisible( false );
SetGlueVisible( false );
SetFrameDragSingles( sal_True );
SetVirtualObjectBundling( sal_True );
SetSwapAsynchron( sal_True );
EnableExtendedKeyInputDispatcher( sal_False );
EnableExtendedMouseEventDispatcher( sal_False );
EnableExtendedCommandEventDispatcher( sal_False );
SetHitTolerancePixel( GetMarkHdlSizePixel()/2 );
SetPrintPreview( rI.GetShell()->IsPreview() );
// #i73602# Use default from the configuration
SetBufferedOverlayAllowed(getOptionsDrawinglayer().IsOverlayBuffer_Writer());
// #i74769#, #i75172# Use default from the configuration
SetBufferedOutputAllowed(getOptionsDrawinglayer().IsPaintBuffer_Writer());
}
// #i99665#
sal_Bool SwDrawView::IsAntiAliasing() const
{
return getOptionsDrawinglayer().IsAntiAliasing();
}
SdrObject* impLocalHitCorrection(SdrObject* pRetval, const Point& rPnt, sal_uInt16 nTol, const SdrMarkList &rMrkList)
{
if(!nTol)
{
// the old method forced back to outer bounds test when nTol == 0, so
// do not try to correct when nTol is not set (used from HelpContent)
}
else
{
// rebuild logic from former SwVirtFlyDrawObj::CheckSdrObjectHit. This is needed since
// the SdrObject-specific CheckHit implementations are now replaced with primitives and
// 'tricks' like in the old implementation (e.g. using a view from a model-data class to
// detect if object is selected) are no longer valid.
// The standard primitive hit-test for SwVirtFlyDrawObj now is the outer bound. The old
// implementation reduced this excluding the inner bound when the object was not selected.
SwVirtFlyDrawObj* pSwVirtFlyDrawObj = dynamic_cast< SwVirtFlyDrawObj* >(pRetval);
if(pSwVirtFlyDrawObj)
{
if(pSwVirtFlyDrawObj->GetFlyFrm()->Lower() && pSwVirtFlyDrawObj->GetFlyFrm()->Lower()->IsNoTxtFrm())
{
// the old method used IsNoTxtFrm (should be for SW's own OLE and
// graphic's) to accept hit only based on outer bounds; nothing to do
}
else
{
// check if the object is selected in this view
const sal_uInt32 nMarkCount(rMrkList.GetMarkCount());
bool bSelected(false);
for(sal_uInt32 a(0); !bSelected && a < nMarkCount; a++)
{
if(pSwVirtFlyDrawObj == rMrkList.GetMark(a)->GetMarkedSdrObj())
{
bSelected = true;
}
}
if(!bSelected)
{
// when not selected, the object is not hit when hit position is inside
// inner range. Get and shrink inner range
basegfx::B2DRange aInnerBound(pSwVirtFlyDrawObj->getInnerBound());
aInnerBound.grow(-1.0 * nTol);
if(aInnerBound.isInside(basegfx::B2DPoint(rPnt.X(), rPnt.Y())))
{
// exclude this hit
pRetval = 0;
}
}
}
}
}
return pRetval;
}
SdrObject* SwDrawView::CheckSingleSdrObjectHit(const Point& rPnt, sal_uInt16 nTol, SdrObject* pObj, SdrPageView* pPV, sal_uLong nOptions, const SetOfByte* pMVisLay) const
{
// call parent
SdrObject* pRetval = FmFormView::CheckSingleSdrObjectHit(rPnt, nTol, pObj, pPV, nOptions, pMVisLay);
if(pRetval)
{
// overloaded to allow extra handling when picking SwVirtFlyDrawObj's
pRetval = impLocalHitCorrection(pRetval, rPnt, nTol, GetMarkedObjectList());
}
return pRetval;
}
/// Gets called every time the handles need to be build
void SwDrawView::AddCustomHdl()
{
const SdrMarkList &rMrkList = GetMarkedObjectList();
if(rMrkList.GetMarkCount() != 1 || !GetUserCall(rMrkList.GetMark( 0 )->GetMarkedSdrObj()))
return;
SdrObject *pObj = rMrkList.GetMark(0)->GetMarkedSdrObj();
// make code robust
SwFrmFmt* pFrmFmt( ::FindFrmFmt( pObj ) );
if ( !pFrmFmt )
{
OSL_FAIL( "<SwDrawView::AddCustomHdl()> - missing frame format!" );
return;
}
const SwFmtAnchor &rAnchor = pFrmFmt->GetAnchor();
if (FLY_AS_CHAR == rAnchor.GetAnchorId())
return;
const SwFrm* pAnch;
if(0 == (pAnch = CalcAnchor()))
return;
Point aPos(aAnchorPoint);
if ( FLY_AT_CHAR == rAnchor.GetAnchorId() )
{
// #i28701# - use last character rectangle saved at object
// in order to avoid a format of the anchor frame
SwAnchoredObject* pAnchoredObj = ::GetUserCall( pObj )->GetAnchoredObj( pObj );
SwRect aAutoPos = pAnchoredObj->GetLastCharRect();
if ( aAutoPos.Height() )
{
aPos = aAutoPos.Pos();
}
}
// add anchor handle:
//Badaa: 2008-04-18 * Support for Classical Mongolian Script (SCMS) joint with Jiayanmin
aHdl.AddHdl( new SwSdrHdl( aPos, ( pAnch->IsVertical() && !pAnch->IsVertLR() ) ||
pAnch->IsRightToLeft() ) );
}
SdrObject* SwDrawView::GetMaxToTopObj( SdrObject* pObj ) const
{
if ( GetUserCall(pObj) )
{
const SwFrm *pAnch = ::lcl_FindAnchor( pObj, sal_False );
if ( pAnch )
{
//The topmost Obj within the anchor must not be overtaken.
const SwFlyFrm *pFly = pAnch->FindFlyFrm();
if ( pFly )
{
const SwPageFrm *pPage = pFly->FindPageFrm();
if ( pPage->GetSortedObjs() )
{
sal_uInt32 nOrdNum = 0;
for ( sal_uInt16 i = 0; i < pPage->GetSortedObjs()->Count(); ++i )
{
const SdrObject *pO =
(*pPage->GetSortedObjs())[i]->GetDrawObj();
if ( pO->GetOrdNumDirect() > nOrdNum )
{
const SwFrm *pTmpAnch = ::lcl_FindAnchor( pO, sal_False );
if ( pFly->IsAnLower( pTmpAnch ) )
{
nOrdNum = pO->GetOrdNumDirect();
}
}
}
if ( nOrdNum )
{
SdrPage *pTmpPage = GetModel()->GetPage( 0 );
++nOrdNum;
if ( nOrdNum < pTmpPage->GetObjCount() )
{
return pTmpPage->GetObj( nOrdNum );
}
}
}
}
}
}
return 0;
}
SdrObject* SwDrawView::GetMaxToBtmObj(SdrObject* pObj) const
{
if ( GetUserCall(pObj) )
{
const SwFrm *pAnch = ::lcl_FindAnchor( pObj, sal_False );
if ( pAnch )
{
//The Fly of the anchor must not be "flying under".
const SwFlyFrm *pFly = pAnch->FindFlyFrm();
if ( pFly )
{
SdrObject *pRet = (SdrObject*)pFly->GetVirtDrawObj();
return pRet != pObj ? pRet : 0;
}
}
}
return 0;
}
/// determine maximal order number for a 'child' object of given 'parent' object
sal_uInt32 SwDrawView::_GetMaxChildOrdNum( const SwFlyFrm& _rParentObj,
const SdrObject* _pExclChildObj ) const
{
sal_uInt32 nMaxChildOrdNum = _rParentObj.GetDrawObj()->GetOrdNum();
const SdrPage* pDrawPage = _rParentObj.GetDrawObj()->GetPage();
OSL_ENSURE( pDrawPage,
"<SwDrawView::_GetMaxChildOrdNum(..) - missing drawing page at parent object - crash!" );
sal_uInt32 nObjCount = pDrawPage->GetObjCount();
for ( sal_uInt32 i = nObjCount-1; i > _rParentObj.GetDrawObj()->GetOrdNum() ; --i )
{
const SdrObject* pObj = pDrawPage->GetObj( i );
// Don't consider 'child' object <_pExclChildObj>
if ( pObj == _pExclChildObj )
{
continue;
}
if ( pObj->GetOrdNum() > nMaxChildOrdNum &&
_rParentObj.IsAnLower( lcl_FindAnchor( pObj, sal_True ) ) )
{
nMaxChildOrdNum = pObj->GetOrdNum();
break;
}
}
return nMaxChildOrdNum;
}
/// method to move 'repeated' objects of the given moved object to the according level
void SwDrawView::_MoveRepeatedObjs( const SwAnchoredObject& _rMovedAnchoredObj,
const std::vector<SdrObject*>& _rMovedChildObjs ) const
{
// determine 'repeated' objects of already moved object <_rMovedAnchoredObj>
std::list<SwAnchoredObject*> aAnchoredObjs;
{
const SwContact* pContact = ::GetUserCall( _rMovedAnchoredObj.GetDrawObj() );
OSL_ENSURE( pContact,
"SwDrawView::_MoveRepeatedObjs(..) - missing contact object -> crash." );
pContact->GetAnchoredObjs( aAnchoredObjs );
}
// check, if 'repeated' objects exists.
if ( aAnchoredObjs.size() > 1 )
{
SdrPage* pDrawPage = GetModel()->GetPage( 0 );
// move 'repeated' ones to the same order number as the already moved one.
sal_uInt32 nNewPos = _rMovedAnchoredObj.GetDrawObj()->GetOrdNum();
while ( !aAnchoredObjs.empty() )
{
SwAnchoredObject* pAnchoredObj = aAnchoredObjs.back();
if ( pAnchoredObj != &_rMovedAnchoredObj )
{
pDrawPage->SetObjectOrdNum( pAnchoredObj->GetDrawObj()->GetOrdNum(),
nNewPos );
pDrawPage->RecalcObjOrdNums();
// adjustments for accessibility API
if ( pAnchoredObj->ISA(SwFlyFrm) )
{
const SwFlyFrm *pTmpFlyFrm = static_cast<SwFlyFrm*>(pAnchoredObj);
rImp.DisposeAccessibleFrm( pTmpFlyFrm );
rImp.AddAccessibleFrm( pTmpFlyFrm );
}
else
{
rImp.DisposeAccessibleObj( pAnchoredObj->GetDrawObj() );
rImp.AddAccessibleObj( pAnchoredObj->GetDrawObj() );
}
}
aAnchoredObjs.pop_back();
}
// move 'repeated' ones of 'child' objects
for ( std::vector<SdrObject*>::const_iterator aObjIter = _rMovedChildObjs.begin();
aObjIter != _rMovedChildObjs.end(); ++aObjIter )
{
SdrObject* pChildObj = (*aObjIter);
{
const SwContact* pContact = ::GetUserCall( pChildObj );
OSL_ENSURE( pContact,
"SwDrawView::_MoveRepeatedObjs(..) - missing contact object -> crash." );
pContact->GetAnchoredObjs( aAnchoredObjs );
}
// move 'repeated' ones to the same order number as the already moved one.
const sal_uInt32 nTmpNewPos = pChildObj->GetOrdNum();
while ( !aAnchoredObjs.empty() )
{
SwAnchoredObject* pAnchoredObj = aAnchoredObjs.back();
if ( pAnchoredObj->GetDrawObj() != pChildObj )
{
pDrawPage->SetObjectOrdNum( pAnchoredObj->GetDrawObj()->GetOrdNum(),
nTmpNewPos );
pDrawPage->RecalcObjOrdNums();
// adjustments for accessibility API
if ( pAnchoredObj->ISA(SwFlyFrm) )
{
const SwFlyFrm *pTmpFlyFrm = static_cast<SwFlyFrm*>(pAnchoredObj);
rImp.DisposeAccessibleFrm( pTmpFlyFrm );
rImp.AddAccessibleFrm( pTmpFlyFrm );
}
else
{
rImp.DisposeAccessibleObj( pAnchoredObj->GetDrawObj() );
rImp.AddAccessibleObj( pAnchoredObj->GetDrawObj() );
}
}
aAnchoredObjs.pop_back();
}
}
}
}
// --> adjustment and re-factoring of method
void SwDrawView::ObjOrderChanged( SdrObject* pObj, sal_uLong nOldPos,
sal_uLong nNewPos )
{
// nothing to do for group members
if ( pObj->GetUpGroup() )
{
return;
}
// determine drawing page and assure that the order numbers are correct.
SdrPage* pDrawPage = GetModel()->GetPage( 0 );
if ( pDrawPage->IsObjOrdNumsDirty() )
pDrawPage->RecalcObjOrdNums();
const sal_uInt32 nObjCount = pDrawPage->GetObjCount();
SwAnchoredObject* pMovedAnchoredObj =
::GetUserCall( pObj )->GetAnchoredObj( pObj );
const SwFlyFrm* pParentAnchoredObj =
pMovedAnchoredObj->GetAnchorFrm()->FindFlyFrm();
const bool bMovedForward = nOldPos < nNewPos;
// assure for a 'child' object, that it doesn't exceed the limits of its 'parent'
if ( pParentAnchoredObj )
{
if ( bMovedForward )
{
sal_uInt32 nMaxChildOrdNumWithoutMoved =
_GetMaxChildOrdNum( *pParentAnchoredObj, pMovedAnchoredObj->GetDrawObj() );
if ( nNewPos > nMaxChildOrdNumWithoutMoved+1 )
{
// set position to the top of the 'child' object group
pDrawPage->SetObjectOrdNum( nNewPos, nMaxChildOrdNumWithoutMoved+1 );
nNewPos = nMaxChildOrdNumWithoutMoved+1;
}
}
else
{
const sal_uInt32 nParentOrdNum = pParentAnchoredObj->GetDrawObj()->GetOrdNum();
if ( nNewPos < nParentOrdNum )
{
// set position to the bottom of the 'child' object group
pDrawPage->SetObjectOrdNum( nNewPos, nParentOrdNum );
nNewPos = nParentOrdNum;
}
}
if ( pDrawPage->IsObjOrdNumsDirty() )
pDrawPage->RecalcObjOrdNums();
}
// Assure, that object isn't positioned between 'repeated' ones
if ( ( bMovedForward && nNewPos < nObjCount - 1 ) ||
( !bMovedForward && nNewPos > 0 ) )
{
const SdrObject* pTmpObj =
pDrawPage->GetObj( bMovedForward ? nNewPos - 1 : nNewPos + 1 );
if ( pTmpObj )
{
sal_uInt32 nTmpNewPos( nNewPos );
if ( bMovedForward )
{
// move before the top 'repeated' object
const sal_uInt32 nTmpMaxOrdNum =
::GetUserCall( pTmpObj )->GetMaxOrdNum();
if ( nTmpMaxOrdNum > nNewPos )
nTmpNewPos = nTmpMaxOrdNum;
}
else
{
// move behind the bottom 'repeated' object
const sal_uInt32 nTmpMinOrdNum =
::GetUserCall( pTmpObj )->GetMinOrdNum();
if ( nTmpMinOrdNum < nNewPos )
nTmpNewPos = nTmpMinOrdNum;
}
if ( nTmpNewPos != nNewPos )
{
pDrawPage->SetObjectOrdNum( nNewPos, nTmpNewPos );
nNewPos = nTmpNewPos;
pDrawPage->RecalcObjOrdNums();
}
}
}
// On move forward, assure that object is moved before its own children.
// Only Writer fly frames can have children.
if ( pMovedAnchoredObj->ISA(SwFlyFrm) &&
bMovedForward && nNewPos < nObjCount - 1 )
{
sal_uInt32 nMaxChildOrdNum =
_GetMaxChildOrdNum( *(static_cast<const SwFlyFrm*>(pMovedAnchoredObj)) );
if ( nNewPos < nMaxChildOrdNum )
{
// determine position before the object before its top 'child' object
const SdrObject* pTmpObj = pDrawPage->GetObj( nMaxChildOrdNum );
sal_uInt32 nTmpNewPos = ::GetUserCall( pTmpObj )->GetMaxOrdNum() + 1;
if ( nTmpNewPos >= nObjCount )
{
--nTmpNewPos;
}
// assure, that determined position isn't between 'repeated' objects
pTmpObj = pDrawPage->GetObj( nTmpNewPos );
nTmpNewPos = ::GetUserCall( pTmpObj )->GetMaxOrdNum();
// apply new position
pDrawPage->SetObjectOrdNum( nNewPos, nTmpNewPos );
nNewPos = nTmpNewPos;
pDrawPage->RecalcObjOrdNums();
}
}
// Assure, that object isn't positioned between nested objects
if ( ( bMovedForward && nNewPos < nObjCount - 1 ) ||
( !bMovedForward && nNewPos > 0 ) )
{
sal_uInt32 nTmpNewPos( nNewPos );
const SwFrmFmt* pParentFrmFmt =
pParentAnchoredObj ? &(pParentAnchoredObj->GetFrmFmt()) : 0L;
const SdrObject* pTmpObj = pDrawPage->GetObj( nNewPos + 1 );
while ( pTmpObj )
{
// #i38563# - assure, that anchor frame exists.
// If object is anchored inside a invisible part of the document
// (e.g. page header, whose page style isn't applied, or hidden
// section), no anchor frame exists.
const SwFrm* pTmpAnchorFrm = lcl_FindAnchor( pTmpObj, sal_True );
const SwFlyFrm* pTmpParentObj = pTmpAnchorFrm
? pTmpAnchorFrm->FindFlyFrm() : 0L;
if ( pTmpParentObj &&
&(pTmpParentObj->GetFrmFmt()) != pParentFrmFmt )
{
if ( bMovedForward )
{
nTmpNewPos = ::GetUserCall( pTmpObj )->GetMaxOrdNum();
pTmpObj = pDrawPage->GetObj( nTmpNewPos + 1 );
}
else
{
nTmpNewPos = ::GetUserCall( pTmpParentObj->GetDrawObj() )
->GetMinOrdNum();
pTmpObj = pTmpParentObj->GetDrawObj();
}
}
else
break;
}
if ( nTmpNewPos != nNewPos )
{
pDrawPage->SetObjectOrdNum( nNewPos, nTmpNewPos );
nNewPos = nTmpNewPos;
pDrawPage->RecalcObjOrdNums();
}
}
// setup collection of moved 'child' objects to move its 'repeated' objects.
std::vector< SdrObject* > aMovedChildObjs;
// move 'children' accordingly
if ( pMovedAnchoredObj->ISA(SwFlyFrm) )
{
const SwFlyFrm* pFlyFrm = static_cast<SwFlyFrm*>(pMovedAnchoredObj);
// adjustments for accessibility API
rImp.DisposeAccessibleFrm( pFlyFrm );
rImp.AddAccessibleFrm( pFlyFrm );
const sal_uInt32 nChildNewPos = bMovedForward ? nNewPos : nNewPos+1;
sal_uInt32 i = bMovedForward ? nOldPos : nObjCount-1;
do
{
SdrObject* pTmpObj = pDrawPage->GetObj( i );
if ( pTmpObj == pObj )
break;
// #i38563# - assure, that anchor frame exists.
// If object is anchored inside a invisible part of the document
// (e.g. page header, whose page style isn't applied, or hidden
// section), no anchor frame exists.
const SwFrm* pTmpAnchorFrm = lcl_FindAnchor( pTmpObj, sal_True );
const SwFlyFrm* pTmpParentObj = pTmpAnchorFrm
? pTmpAnchorFrm->FindFlyFrm() : 0L;
if ( pTmpParentObj &&
( ( pTmpParentObj == pFlyFrm ) ||
( pFlyFrm->IsUpperOf( *pTmpParentObj ) ) ) )
{
// move child object.,
pDrawPage->SetObjectOrdNum( i, nChildNewPos );
pDrawPage->RecalcObjOrdNums();
// collect 'child' object
aMovedChildObjs.push_back( pTmpObj );
// adjustments for accessibility API
if ( pTmpObj->ISA(SwVirtFlyDrawObj) )
{
const SwFlyFrm *pTmpFlyFrm =
static_cast<SwVirtFlyDrawObj*>(pTmpObj)->GetFlyFrm();
rImp.DisposeAccessibleFrm( pTmpFlyFrm );
rImp.AddAccessibleFrm( pTmpFlyFrm );
}
else
{
rImp.DisposeAccessibleObj( pTmpObj );
rImp.AddAccessibleObj( pTmpObj );
}
}
else
{
// adjust loop counter
if ( bMovedForward )
++i;
else if ( !bMovedForward && i > 0 )
--i;
}
} while ( ( bMovedForward && i < ( nObjCount - aMovedChildObjs.size() ) ) ||
( !bMovedForward && i > ( nNewPos + aMovedChildObjs.size() ) ) );
}
else
{
// adjustments for accessibility API
rImp.DisposeAccessibleObj( pObj );
rImp.AddAccessibleObj( pObj );
}
_MoveRepeatedObjs( *pMovedAnchoredObj, aMovedChildObjs );
}
sal_Bool SwDrawView::TakeDragLimit( SdrDragMode eMode,
Rectangle& rRect ) const
{
const SdrMarkList &rMrkList = GetMarkedObjectList();
sal_Bool bRet = sal_False;
if( 1 == rMrkList.GetMarkCount() )
{
const SdrObject *pObj = rMrkList.GetMark( 0 )->GetMarkedSdrObj();
SwRect aRect;
if( ::CalcClipRect( pObj, aRect, eMode == SDRDRAG_MOVE ) )
{
rRect = aRect.SVRect();
bRet = sal_True;
}
}
return bRet;
}
const SwFrm* SwDrawView::CalcAnchor()
{
const SdrMarkList &rMrkList = GetMarkedObjectList();
if ( rMrkList.GetMarkCount() != 1 )
return NULL;
SdrObject* pObj = rMrkList.GetMark( 0 )->GetMarkedSdrObj();
//Search for paragraph bound objects, otherwise only the
//current anchor. Search only if we currently drag.
const SwFrm* pAnch;
Rectangle aMyRect;
const sal_Bool bFly = pObj->ISA(SwVirtFlyDrawObj);
if ( bFly )
{
pAnch = ((SwVirtFlyDrawObj*)pObj)->GetFlyFrm()->GetAnchorFrm();
aMyRect = ((SwVirtFlyDrawObj*)pObj)->GetFlyFrm()->Frm().SVRect();
}
else
{
SwDrawContact *pC = (SwDrawContact*)GetUserCall(pObj);
// determine correct anchor position for 'virtual' drawing objects.
// #i26791#
pAnch = pC->GetAnchorFrm( pObj );
if( !pAnch )
{
pC->ConnectToLayout();
// determine correct anchor position for 'virtual' drawing objects.
// #i26791#
pAnch = pC->GetAnchorFrm( pObj );
}
aMyRect = pObj->GetSnapRect();
}
//Badaa: 2008-04-18 * Support for Classical Mongolian Script (SCMS) joint with Jiayanmin
const sal_Bool bTopRight = pAnch && ( ( pAnch->IsVertical() &&
!pAnch->IsVertLR() ) ||
pAnch->IsRightToLeft() );
const Point aMyPt = bTopRight ? aMyRect.TopRight() : aMyRect.TopLeft();
Point aPt;
if ( IsAction() )
{
if ( !TakeDragObjAnchorPos( aPt, bTopRight ) )
return NULL;
}
else
{
Rectangle aRect = pObj->GetSnapRect();
aPt = bTopRight ? aRect.TopRight() : aRect.TopLeft();
}
if ( aPt != aMyPt )
{
if ( pAnch->IsCntntFrm() )
{
// allow drawing objects in header/footer,
// but exclude control objects.
bool bBodyOnly = CheckControlLayer( pObj );
pAnch = ::FindAnchor( (SwCntntFrm*)pAnch, aPt, bBodyOnly );
}
else if ( !bFly )
{
const SwRect aRect( aPt.getX(), aPt.getY(), 1, 1 );
SwDrawContact* pContact = (SwDrawContact*)GetUserCall(pObj);
if ( pContact->GetAnchorFrm( pObj ) &&
pContact->GetAnchorFrm( pObj )->IsPageFrm() )
pAnch = pContact->GetPageFrm();
else
pAnch = pContact->FindPage( aRect );
}
}
if( pAnch && !pAnch->IsProtected() )
aAnchorPoint = pAnch->GetFrmAnchorPos( ::HasWrap( pObj ) );
else
pAnch = 0;
return pAnch;
}
void SwDrawView::ShowDragAnchor()
{
SdrHdl* pHdl = aHdl.GetHdl(HDL_ANCHOR);
if ( ! pHdl )
pHdl = aHdl.GetHdl(HDL_ANCHOR_TR);
if(pHdl)
{
CalcAnchor();
pHdl->SetPos(aAnchorPoint);
}
}
void SwDrawView::MarkListHasChanged()
{
Imp().GetShell()->DrawSelChanged();
FmFormView::MarkListHasChanged();
}
// #i7672#
void SwDrawView::ModelHasChanged()
{
// The ModelHasChanged() call in DrawingLayer also updates
// a eventually active text edit view (OutlinerView). This also leads
// to newly setting the background color for that edit view. Thus,
// this method rescues the current background color if a OutlinerView
// exists and re-establishes it then. To be more safe, the OutlinerView
// will be fetched again (maybe textedit has ended).
OutlinerView* pView = GetTextEditOutlinerView();
Color aBackColor;
bool bColorWasSaved(false);
if(pView)
{
aBackColor = pView->GetBackgroundColor();
bColorWasSaved = true;
}
// call parent
FmFormView::ModelHasChanged();
if(bColorWasSaved)
{
pView = GetTextEditOutlinerView();
if(pView)
{
pView->SetBackgroundColor(aBackColor);
}
}
}
void SwDrawView::MakeVisible( const Rectangle &rRect, Window & )
{
OSL_ENSURE( rImp.GetShell()->GetWin(), "MakeVisible, unknown Window");
rImp.GetShell()->MakeVisible( SwRect( rRect ) );
}
void SwDrawView::CheckPossibilities()
{
FmFormView::CheckPossibilities();
//In addition to the existing flags of the objects themselves,
//which are evaluated by the DrawingEngine, other circumstances
//lead to a protection.
//Objects that are anchored in frames need to be protected
//if the content of the frame is protected.
//OLE-Objects may themselves wish a resize protection (StarMath)
const SdrMarkList &rMrkList = GetMarkedObjectList();
bool bProtect = false;
bool bSzProtect = false;
for ( sal_uInt16 i = 0; !bProtect && i < rMrkList.GetMarkCount(); ++i )
{
const SdrObject *pObj = rMrkList.GetMark( i )->GetMarkedSdrObj();
const SwFrm *pFrm = NULL;
if ( pObj->ISA(SwVirtFlyDrawObj) )
{
const SwFlyFrm *pFly = ((SwVirtFlyDrawObj*)pObj)->GetFlyFrm();
if ( pFly )
{
pFrm = pFly->GetAnchorFrm();
if ( pFly->Lower() && pFly->Lower()->IsNoTxtFrm() )
{
SwOLENode *pNd = ((SwCntntFrm*)pFly->Lower())->GetNode()->GetOLENode();
if ( pNd )
{
uno::Reference < embed::XEmbeddedObject > xObj = pNd->GetOLEObj().GetOleRef();
if ( xObj.is() )
{
// --> improvement for the future, when more
// than one Writer fly frame can be selected.
// TODO/LATER: retrieve Aspect - from where?!
bSzProtect |= ( embed::EmbedMisc::EMBED_NEVERRESIZE & xObj->getStatus( embed::Aspects::MSOLE_CONTENT ) ) != 0;
// #i972: protect position if it is a Math object anchored 'as char' and baseline alignment is activated
SwDoc* pDoc = Imp().GetShell()->GetDoc();
const bool bProtectMathPos = SotExchange::IsMath( xObj->getClassID() )
&& FLY_AS_CHAR == pFly->GetFmt()->GetAnchor().GetAnchorId()
&& pDoc->get( IDocumentSettingAccess::MATH_BASELINE_ALIGNMENT );
if (bProtectMathPos)
bMoveProtect = true;
}
}
}
}
}
else
{
SwDrawContact *pC = (SwDrawContact*)GetUserCall(pObj);
if ( pC )
pFrm = pC->GetAnchorFrm( pObj );
}
if ( pFrm )
bProtect = pFrm->IsProtected(); //Frames, areas etc.
{
SwFrmFmt* pFrmFmt( ::FindFrmFmt( const_cast<SdrObject*>(pObj) ) );
if ( !pFrmFmt )
{
OSL_FAIL( "<SwDrawView::CheckPossibilities()> - missing frame format" );
bProtect = true;
}
else if ((FLY_AS_CHAR == pFrmFmt->GetAnchor().GetAnchorId()) &&
rMrkList.GetMarkCount() > 1 )
{
bProtect = true;
}
}
}
bMoveProtect |= bProtect;
bResizeProtect |= bProtect || bSzProtect;
}
/// replace marked <SwDrawVirtObj>-objects by its reference object for delete marked objects.
void SwDrawView::ReplaceMarkedDrawVirtObjs( SdrMarkView& _rMarkView )
{
SdrPageView* pDrawPageView = _rMarkView.GetSdrPageView();
const SdrMarkList& rMarkList = _rMarkView.GetMarkedObjectList();
if( rMarkList.GetMarkCount() )
{
// collect marked objects in a local data structure
std::vector<SdrObject*> aMarkedObjs;
for( sal_uInt32 i = 0; i < rMarkList.GetMarkCount(); ++i )
{
SdrObject* pMarkedObj = rMarkList.GetMark( i )->GetMarkedSdrObj();
aMarkedObjs.push_back( pMarkedObj );
}
// unmark all objects
_rMarkView.UnmarkAllObj();
// re-mark objects, but for marked <SwDrawVirtObj>-objects marked its
// reference object.
while ( !aMarkedObjs.empty() )
{
SdrObject* pMarkObj = aMarkedObjs.back();
if ( pMarkObj->ISA(SwDrawVirtObj) )
{
SdrObject* pRefObj = &(static_cast<SwDrawVirtObj*>(pMarkObj)->ReferencedObj());
if ( !_rMarkView.IsObjMarked( pRefObj ) )
{
_rMarkView.MarkObj( pRefObj, pDrawPageView );
}
}
else
{
_rMarkView.MarkObj( pMarkObj, pDrawPageView );
}
aMarkedObjs.pop_back();
}
// sort marked list in order to assure consistent state in drawing layer
_rMarkView.SortMarkedObjects();
}
}
void SwDrawView::DeleteMarked()
{
SwDoc* pDoc = Imp().GetShell()->GetDoc();
SwRootFrm *pTmpRoot = pDoc->GetCurrentLayout();
if ( pTmpRoot )
pTmpRoot->StartAllAction();
pDoc->GetIDocumentUndoRedo().StartUndo(UNDO_EMPTY, NULL);
// replace marked <SwDrawVirtObj>-objects by its reference objects.
{
SdrPageView* pDrawPageView = rImp.GetPageView();
if ( pDrawPageView )
{
SdrMarkView* pMarkView = PTR_CAST( SdrMarkView, &(pDrawPageView->GetView()) );
if ( pMarkView )
{
ReplaceMarkedDrawVirtObjs( *pMarkView );
}
}
}
if ( pDoc->DeleteSelection( *this ) )
{
FmFormView::DeleteMarked();
::FrameNotify( Imp().GetShell(), FLY_DRAG_END );
}
pDoc->GetIDocumentUndoRedo().EndUndo(UNDO_EMPTY, NULL);
if( pTmpRoot )
pTmpRoot->EndAllAction();
}
// support enhanced text edit for draw objects
SdrUndoManager* SwDrawView::getSdrUndoManagerForEnhancedTextEdit() const
{
SwDoc* pDoc = Imp().GetShell()->GetDoc();
return pDoc ? dynamic_cast< SdrUndoManager* >(&(pDoc->GetUndoManager())) : 0;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */