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 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
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 *
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 * only, as published by the Free Software Foundation.
 *
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
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 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
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 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <sfx2/linkmgr.hxx>

#include <ucbhelper/content.hxx>
#include <ucbhelper/contentbroker.hxx>
#include <unotools/datetime.hxx>

#include <svx/svdogrp.hxx>

#include <sfx2/lnkbase.hxx>
#include <tools/urlobj.hxx>

#include <svl/urihelper.hxx>

#include <svx/xpool.hxx>
#include <svx/xpoly.hxx>

#include <svx/svdmodel.hxx>
#include <svx/svdpage.hxx>
#include "svditer.hxx"
#include <svx/svdobj.hxx>
#include <svx/svdtrans.hxx>
#include <svx/svdetc.hxx>
#include <svx/svdattrx.hxx>  // NotPersistItems
#include <svx/svdoedge.hxx>  // #32383# Die Verbinder nach Move nochmal anbroadcasten
#include "svdglob.hxx"   // StringCache
#include "svdstr.hrc"    // Objektname

#include <svx/svxids.hrc>
#include <svl/whiter.hxx>
#include <svx/svdpool.hxx>
#include <svx/sdr/properties/groupproperties.hxx>

// #110094#
#include <svx/sdr/contact/viewcontactofgroup.hxx>
#include <basegfx/range/b2drange.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>

////////////////////////////////////////////////////////////////////////////////////////////////////
//
//   @@@@  @@@@@  @@@@@@   @@@@  @@@@@   @@@@  @@  @@ @@@@@
//  @@  @@ @@  @@     @@  @@     @@  @@ @@  @@ @@  @@ @@  @@
//  @@  @@ @@@@@      @@  @@ @@@ @@@@@  @@  @@ @@  @@ @@@@@
//  @@  @@ @@  @@ @@  @@  @@  @@ @@  @@ @@  @@ @@  @@ @@
//   @@@@  @@@@@   @@@@    @@@@@ @@  @@  @@@@   @@@@  @@
//
////////////////////////////////////////////////////////////////////////////////////////////////////

//////////////////////////////////////////////////////////////////////////////
// BaseProperties section

sdr::properties::BaseProperties* SdrObjGroup::CreateObjectSpecificProperties()
{
    return new sdr::properties::GroupProperties(*this);
}

//////////////////////////////////////////////////////////////////////////////
// #110094# DrawContact section

sdr::contact::ViewContact* SdrObjGroup::CreateObjectSpecificViewContact()
{
    return new sdr::contact::ViewContactOfGroup(*this);
}

//////////////////////////////////////////////////////////////////////////////

TYPEINIT1(SdrObjGroup,SdrObject);

SdrObjGroup::SdrObjGroup()
{
    pSub=new SdrObjList(NULL,NULL);
    pSub->SetOwnerObj(this);
    pSub->SetListKind(SDROBJLIST_GROUPOBJ);
    bRefPoint=FALSE;
    nDrehWink=0;
    nShearWink=0;
    bClosedObj=FALSE;
}


SdrObjGroup::~SdrObjGroup()
{
    delete pSub;
}

void SdrObjGroup::TakeObjInfo(SdrObjTransformInfoRec& rInfo) const
{
    rInfo.bNoContortion=FALSE;
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        SdrObjTransformInfoRec aInfo;
        pObj->TakeObjInfo(aInfo);
        if (!aInfo.bMoveAllowed            ) rInfo.bMoveAllowed            =FALSE;
        if (!aInfo.bResizeFreeAllowed      ) rInfo.bResizeFreeAllowed      =FALSE;
        if (!aInfo.bResizePropAllowed      ) rInfo.bResizePropAllowed      =FALSE;
        if (!aInfo.bRotateFreeAllowed      ) rInfo.bRotateFreeAllowed      =FALSE;
        if (!aInfo.bRotate90Allowed        ) rInfo.bRotate90Allowed        =FALSE;
        if (!aInfo.bMirrorFreeAllowed      ) rInfo.bMirrorFreeAllowed      =FALSE;
        if (!aInfo.bMirror45Allowed        ) rInfo.bMirror45Allowed        =FALSE;
        if (!aInfo.bMirror90Allowed        ) rInfo.bMirror90Allowed        =FALSE;
        if (!aInfo.bShearAllowed           ) rInfo.bShearAllowed           =FALSE;
        if (!aInfo.bEdgeRadiusAllowed      ) rInfo.bEdgeRadiusAllowed      =FALSE;
        if (!aInfo.bNoOrthoDesired         ) rInfo.bNoOrthoDesired         =FALSE;
        if (aInfo.bNoContortion            ) rInfo.bNoContortion           =TRUE;
        if (!aInfo.bCanConvToPath          ) rInfo.bCanConvToPath          =FALSE;

        if(!aInfo.bCanConvToContour)
            rInfo.bCanConvToContour = FALSE;

        if (!aInfo.bCanConvToPoly          ) rInfo.bCanConvToPoly          =FALSE;
        if (!aInfo.bCanConvToPathLineToArea) rInfo.bCanConvToPathLineToArea=FALSE;
        if (!aInfo.bCanConvToPolyLineToArea) rInfo.bCanConvToPolyLineToArea=FALSE;
    }
    if (nObjAnz==0) {
        rInfo.bRotateFreeAllowed=FALSE;
        rInfo.bRotate90Allowed  =FALSE;
        rInfo.bMirrorFreeAllowed=FALSE;
        rInfo.bMirror45Allowed  =FALSE;
        rInfo.bMirror90Allowed  =FALSE;
        rInfo.bTransparenceAllowed = FALSE;
        rInfo.bGradientAllowed = FALSE;
        rInfo.bShearAllowed     =FALSE;
        rInfo.bEdgeRadiusAllowed=FALSE;
        rInfo.bNoContortion     =TRUE;
    }
    if(nObjAnz != 1)
    {
        // only allowed if single object selected
        rInfo.bTransparenceAllowed = FALSE;
        rInfo.bGradientAllowed = FALSE;
    }
}


void SdrObjGroup::SetBoundRectDirty()
{
    // avoid resetting aOutRect which in case of this object is model data,
    // not re-creatable view data
}

UINT16 SdrObjGroup::GetObjIdentifier() const
{
    return UINT16(OBJ_GRUP);
}


SdrLayerID SdrObjGroup::GetLayer() const
{
    bool b1st = true;
    SdrLayerID nLay=SdrLayerID(SdrObject::GetLayer());
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        SdrLayerID nLay1=pOL->GetObj(i)->GetLayer();
        if (b1st) { nLay=nLay1; b1st = false; }
        else if (nLay1!=nLay) return 0;
    }
    return nLay;
}


void SdrObjGroup::NbcSetLayer(SdrLayerID nLayer)
{
    SdrObject::NbcSetLayer(nLayer);
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        pOL->GetObj(i)->NbcSetLayer(nLayer);
    }
}


void SdrObjGroup::SetObjList(SdrObjList* pNewObjList)
{
    SdrObject::SetObjList(pNewObjList);
    pSub->SetUpList(pNewObjList);
}


void SdrObjGroup::SetPage(SdrPage* pNewPage)
{
    SdrObject::SetPage(pNewPage);
    pSub->SetPage(pNewPage);
}


void SdrObjGroup::SetModel(SdrModel* pNewModel)
{
    if(pNewModel!=pModel)
    {
        // #i30648#
        // This method also needs to migrate the used ItemSet
        // when the destination model uses a different pool
        // than the current one. Else it is possible to create
        // SdrObjGroups which reference the old pool which might
        // be destroyed (as the bug shows).
        SdrModel* pOldModel = pModel;

        // test for correct pool in ItemSet; move to new pool if necessary
        if(pNewModel && GetObjectItemPool() && GetObjectItemPool() != &pNewModel->GetItemPool())
        {
            MigrateItemPool(GetObjectItemPool(), &pNewModel->GetItemPool(), pNewModel);
        }

        // call parent
        SdrObject::SetModel(pNewModel);

        // set new model at content
        pSub->SetModel(pNewModel);

        // modify properties
        GetProperties().SetModel(pOldModel, pNewModel);
    }
}


bool SdrObjGroup::HasRefPoint() const
{
    return bRefPoint;
}


Point SdrObjGroup::GetRefPoint() const
{
    return aRefPoint;
}


void SdrObjGroup::SetRefPoint(const Point& rPnt)
{
    bRefPoint=TRUE;
    aRefPoint=rPnt;
}


SdrObjList* SdrObjGroup::GetSubList() const
{
    return pSub;
}

const Rectangle& SdrObjGroup::GetCurrentBoundRect() const
{
    // --> OD 2007-02-01 #144962#
    // <aOutRect> has to contain the bounding rectangle
    if ( pSub->GetObjCount()!=0 )
    {
        const_cast<SdrObjGroup*>(this)->aOutRect = pSub->GetAllObjBoundRect();
    }

    return aOutRect;
    // <--
}


const Rectangle& SdrObjGroup::GetSnapRect() const
{
    // --> OD 2007-02-01 #144962#
    // <aOutRect> has to contain the bounding rectangle
    if ( pSub->GetObjCount()!=0 )
    {
        return pSub->GetAllObjSnapRect();
    }
    else
    {
        return aOutRect;
    }
    // <--
}

void SdrObjGroup::operator=(const SdrObject& rObj)
{
    if(rObj.IsGroupObject())
    {
        // copy SdrObject stuff
        SdrObject::operator=(rObj);

        // #i36404#
        // copy SubList, init model and page first
        SdrObjList& rSourceSubList = *rObj.GetSubList();
        pSub->SetPage(rSourceSubList.GetPage());
        pSub->SetModel(rSourceSubList.GetModel());
        pSub->CopyObjects(*rObj.GetSubList());

        // copy local paremeters
        nDrehWink  =((SdrObjGroup&)rObj).nDrehWink;
        nShearWink =((SdrObjGroup&)rObj).nShearWink;
        aRefPoint  =((SdrObjGroup&)rObj).aRefPoint;
        bRefPoint  =((SdrObjGroup&)rObj).bRefPoint;
    }
}


void SdrObjGroup::TakeObjNameSingul(XubString& rName) const
{
    if(!pSub->GetObjCount())
    {
        rName = ImpGetResStr(STR_ObjNameSingulGRUPEMPTY);
    }
    else
    {
        rName = ImpGetResStr(STR_ObjNameSingulGRUP);
    }

    const String aName(GetName());

    if(aName.Len())
    {
        rName += sal_Unicode(' ');
        rName += sal_Unicode('\'');
        rName += aName;
        rName += sal_Unicode('\'');
    }
}


void SdrObjGroup::TakeObjNamePlural(XubString& rName) const
{
    if (pSub->GetObjCount()==0) {
        rName=ImpGetResStr(STR_ObjNamePluralGRUPEMPTY);
    } else {
        rName=ImpGetResStr(STR_ObjNamePluralGRUP);
    }
}


void SdrObjGroup::RecalcSnapRect()
{
    // nicht erforderlich, da die Rects von der SubList verwendet werden.
}

basegfx::B2DPolyPolygon SdrObjGroup::TakeXorPoly() const
{
    basegfx::B2DPolyPolygon aRetval;
    const sal_uInt32 nObjCount(pSub->GetObjCount());

    for(sal_uInt32 a(0L); a < nObjCount; a++)
    {
        SdrObject* pObj = pSub->GetObj(a);
        aRetval.append(pObj->TakeXorPoly());
    }

    if(!aRetval.count())
    {
        const basegfx::B2DRange aRange(aOutRect.Left(), aOutRect.Top(), aOutRect.Right(), aOutRect.Bottom());
        aRetval.append(basegfx::tools::createPolygonFromRect(aRange));
    }

    return aRetval;
}

bool SdrObjGroup::beginSpecialDrag(SdrDragStat& /*rDrag*/) const
{
    return false;
}


bool SdrObjGroup::BegCreate(SdrDragStat& /*rStat*/)
{
    return FALSE;
}


long SdrObjGroup::GetRotateAngle() const
{
    return nDrehWink;
}


long SdrObjGroup::GetShearAngle(bool /*bVertical*/) const
{
    return nShearWink;
}


void SdrObjGroup::NbcSetSnapRect(const Rectangle& rRect)
{
    Rectangle aOld(GetSnapRect());
    long nMulX=rRect.Right()-rRect.Left();
    long nDivX=aOld.Right()-aOld.Left();
    long nMulY=rRect.Bottom()-rRect.Top();
    long nDivY=aOld.Bottom()-aOld.Top();
    if (nDivX==0) { nMulX=1; nDivX=1; }
    if (nDivY==0) { nMulY=1; nDivY=1; }
    if (nMulX!=nDivX || nMulY!=nDivY) {
        Fraction aX(nMulX,nDivX);
        Fraction aY(nMulY,nDivY);
        NbcResize(aOld.TopLeft(),aX,aY);
    }
    if (rRect.Left()!=aOld.Left() || rRect.Top()!=aOld.Top()) {
        NbcMove(Size(rRect.Left()-aOld.Left(),rRect.Top()-aOld.Top()));
    }
}


void SdrObjGroup::NbcSetLogicRect(const Rectangle& rRect)
{
    NbcSetSnapRect(rRect);
}


void SdrObjGroup::NbcMove(const Size& rSiz)
{
    MovePoint(aRefPoint,rSiz);
    if (pSub->GetObjCount()!=0) {
        SdrObjList* pOL=pSub;
        ULONG nObjAnz=pOL->GetObjCount();
        for (ULONG i=0; i<nObjAnz; i++) {
            SdrObject* pObj=pOL->GetObj(i);
            pObj->NbcMove(rSiz);
        }
    } else {
        MoveRect(aOutRect,rSiz);
        SetRectsDirty();
    }
}


void SdrObjGroup::NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
    bool bXMirr=(xFact.GetNumerator()<0) != (xFact.GetDenominator()<0);
    bool bYMirr=(yFact.GetNumerator()<0) != (yFact.GetDenominator()<0);
    if (bXMirr || bYMirr) {
        Point aRef1(GetSnapRect().Center());
        if (bXMirr) {
            Point aRef2(aRef1);
            aRef2.Y()++;
            NbcMirrorGluePoints(aRef1,aRef2);
        }
        if (bYMirr) {
            Point aRef2(aRef1);
            aRef2.X()++;
            NbcMirrorGluePoints(aRef1,aRef2);
        }
    }
    ResizePoint(aRefPoint,rRef,xFact,yFact);
    if (pSub->GetObjCount()!=0) {
        SdrObjList* pOL=pSub;
        ULONG nObjAnz=pOL->GetObjCount();
        for (ULONG i=0; i<nObjAnz; i++) {
            SdrObject* pObj=pOL->GetObj(i);
            pObj->NbcResize(rRef,xFact,yFact);
        }
    } else {
        ResizeRect(aOutRect,rRef,xFact,yFact);
        SetRectsDirty();
    }
}


void SdrObjGroup::NbcRotate(const Point& rRef, long nWink, double sn, double cs)
{
    SetGlueReallyAbsolute(TRUE);
    nDrehWink=NormAngle360(nDrehWink+nWink);
    RotatePoint(aRefPoint,rRef,sn,cs);
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        pObj->NbcRotate(rRef,nWink,sn,cs);
    }
    NbcRotateGluePoints(rRef,nWink,sn,cs);
    SetGlueReallyAbsolute(FALSE);
}


void SdrObjGroup::NbcMirror(const Point& rRef1, const Point& rRef2)
{
    SetGlueReallyAbsolute(TRUE);
    MirrorPoint(aRefPoint,rRef1,rRef2); // fehlende Implementation in SvdEtc !!!
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        pObj->NbcMirror(rRef1,rRef2);
    }
    NbcMirrorGluePoints(rRef1,rRef2);
    SetGlueReallyAbsolute(FALSE);
}


void SdrObjGroup::NbcShear(const Point& rRef, long nWink, double tn, bool bVShear)
{
    SetGlueReallyAbsolute(TRUE);
    nShearWink+=nWink;
    ShearPoint(aRefPoint,rRef,tn);
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        pObj->NbcShear(rRef,nWink,tn,bVShear);
    }
    NbcShearGluePoints(rRef,nWink,tn,bVShear);
    SetGlueReallyAbsolute(FALSE);
}


void SdrObjGroup::NbcSetAnchorPos(const Point& rPnt)
{
    aAnchor=rPnt;
    Size aSiz(rPnt.X()-aAnchor.X(),rPnt.Y()-aAnchor.Y());
    MovePoint(aRefPoint,aSiz);
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    for (ULONG i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        pObj->NbcSetAnchorPos(rPnt);
    }
}


void SdrObjGroup::SetSnapRect(const Rectangle& rRect)
{
    Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
    Rectangle aOld(GetSnapRect());
    long nMulX=rRect.Right()-rRect.Left();
    long nDivX=aOld.Right()-aOld.Left();
    long nMulY=rRect.Bottom()-rRect.Top();
    long nDivY=aOld.Bottom()-aOld.Top();
    if (nDivX==0) { nMulX=1; nDivX=1; }
    if (nDivY==0) { nMulY=1; nDivY=1; }
    if (nMulX!=nDivX || nMulY!=nDivY) {
        Fraction aX(nMulX,nDivX);
        Fraction aY(nMulY,nDivY);
        Resize(aOld.TopLeft(),aX,aY);
    }
    if (rRect.Left()!=aOld.Left() || rRect.Top()!=aOld.Top()) {
        Move(Size(rRect.Left()-aOld.Left(),rRect.Top()-aOld.Top()));
    }

    SetChanged();
    BroadcastObjectChange();
    SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}


void SdrObjGroup::SetLogicRect(const Rectangle& rRect)
{
    SetSnapRect(rRect);
}


void SdrObjGroup::Move(const Size& rSiz)
{
    if (rSiz.Width()!=0 || rSiz.Height()!=0) {
        Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
        MovePoint(aRefPoint,rSiz);
        if (pSub->GetObjCount()!=0) {
            // #32383# Erst die Verbinder verschieben, dann den Rest
            SdrObjList* pOL=pSub;
            ULONG nObjAnz=pOL->GetObjCount();
            ULONG i;
            for (i=0; i<nObjAnz; i++) {
                SdrObject* pObj=pOL->GetObj(i);
                if (pObj->IsEdgeObj()) pObj->Move(rSiz);
            }
            for (i=0; i<nObjAnz; i++) {
                SdrObject* pObj=pOL->GetObj(i);
                if (!pObj->IsEdgeObj()) pObj->Move(rSiz);
            }
        } else {
            // #110094#-14 SendRepaintBroadcast();
            MoveRect(aOutRect,rSiz);
            SetRectsDirty();
        }

        SetChanged();
        BroadcastObjectChange();
        SendUserCall(SDRUSERCALL_MOVEONLY,aBoundRect0);
    }
}


void SdrObjGroup::Resize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
    if (xFact.GetNumerator()!=xFact.GetDenominator() || yFact.GetNumerator()!=yFact.GetDenominator()) {
        bool bXMirr=(xFact.GetNumerator()<0) != (xFact.GetDenominator()<0);
        bool bYMirr=(yFact.GetNumerator()<0) != (yFact.GetDenominator()<0);
        if (bXMirr || bYMirr) {
            Point aRef1(GetSnapRect().Center());
            if (bXMirr) {
                Point aRef2(aRef1);
                aRef2.Y()++;
                NbcMirrorGluePoints(aRef1,aRef2);
            }
            if (bYMirr) {
                Point aRef2(aRef1);
                aRef2.X()++;
                NbcMirrorGluePoints(aRef1,aRef2);
            }
        }
        Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
        ResizePoint(aRefPoint,rRef,xFact,yFact);
        if (pSub->GetObjCount()!=0) {
            // #32383# Erst die Verbinder verschieben, dann den Rest
            SdrObjList* pOL=pSub;
            ULONG nObjAnz=pOL->GetObjCount();
            ULONG i;
            for (i=0; i<nObjAnz; i++) {
                SdrObject* pObj=pOL->GetObj(i);
                if (pObj->IsEdgeObj()) pObj->Resize(rRef,xFact,yFact);
            }
            for (i=0; i<nObjAnz; i++) {
                SdrObject* pObj=pOL->GetObj(i);
                if (!pObj->IsEdgeObj()) pObj->Resize(rRef,xFact,yFact);
            }
        } else {
            // #110094#-14 SendRepaintBroadcast();
            ResizeRect(aOutRect,rRef,xFact,yFact);
            SetRectsDirty();
        }

        SetChanged();
        BroadcastObjectChange();
        SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
    }
}


void SdrObjGroup::Rotate(const Point& rRef, long nWink, double sn, double cs)
{
    if (nWink!=0) {
        SetGlueReallyAbsolute(TRUE);
        Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
        nDrehWink=NormAngle360(nDrehWink+nWink);
        RotatePoint(aRefPoint,rRef,sn,cs);
        // #32383# Erst die Verbinder verschieben, dann den Rest
        SdrObjList* pOL=pSub;
        ULONG nObjAnz=pOL->GetObjCount();
        ULONG i;
        for (i=0; i<nObjAnz; i++) {
            SdrObject* pObj=pOL->GetObj(i);
            if (pObj->IsEdgeObj()) pObj->Rotate(rRef,nWink,sn,cs);
        }
        for (i=0; i<nObjAnz; i++) {
            SdrObject* pObj=pOL->GetObj(i);
            if (!pObj->IsEdgeObj()) pObj->Rotate(rRef,nWink,sn,cs);
        }
        NbcRotateGluePoints(rRef,nWink,sn,cs);
        SetGlueReallyAbsolute(FALSE);
        SetChanged();
        BroadcastObjectChange();
        SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
    }
}


void SdrObjGroup::Mirror(const Point& rRef1, const Point& rRef2)
{
    SetGlueReallyAbsolute(TRUE);
    Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
    MirrorPoint(aRefPoint,rRef1,rRef2); // fehlende Implementation in SvdEtc !!!
    // #32383# Erst die Verbinder verschieben, dann den Rest
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    ULONG i;
    for (i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        if (pObj->IsEdgeObj()) pObj->Mirror(rRef1,rRef2);
    }
    for (i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        if (!pObj->IsEdgeObj()) pObj->Mirror(rRef1,rRef2);
    }
    NbcMirrorGluePoints(rRef1,rRef2);
    SetGlueReallyAbsolute(FALSE);
    SetChanged();
    BroadcastObjectChange();
    SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}


void SdrObjGroup::Shear(const Point& rRef, long nWink, double tn, bool bVShear)
{
    if (nWink!=0) {
        SetGlueReallyAbsolute(TRUE);
        Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
        nShearWink+=nWink;
        ShearPoint(aRefPoint,rRef,tn);
        // #32383# Erst die Verbinder verschieben, dann den Rest
        SdrObjList* pOL=pSub;
        ULONG nObjAnz=pOL->GetObjCount();
        ULONG i;
        for (i=0; i<nObjAnz; i++) {
            SdrObject* pObj=pOL->GetObj(i);
            if (pObj->IsEdgeObj()) pObj->Shear(rRef,nWink,tn,bVShear);
        }
        for (i=0; i<nObjAnz; i++) {
            SdrObject* pObj=pOL->GetObj(i);
            if (!pObj->IsEdgeObj()) pObj->Shear(rRef,nWink,tn,bVShear);
        }
        NbcShearGluePoints(rRef,nWink,tn,bVShear);
        SetGlueReallyAbsolute(FALSE);
        SetChanged();
        BroadcastObjectChange();
        SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
    }
}


void SdrObjGroup::SetAnchorPos(const Point& rPnt)
{
    Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
    bool bChg=aAnchor!=rPnt;
    aAnchor=rPnt;
    Size aSiz(rPnt.X()-aAnchor.X(),rPnt.Y()-aAnchor.Y());
    MovePoint(aRefPoint,aSiz);
    // #32383# Erst die Verbinder verschieben, dann den Rest
    SdrObjList* pOL=pSub;
    ULONG nObjAnz=pOL->GetObjCount();
    ULONG i;
    for (i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        if (pObj->IsEdgeObj()) pObj->SetAnchorPos(rPnt);
    }
    for (i=0; i<nObjAnz; i++) {
        SdrObject* pObj=pOL->GetObj(i);
        if (!pObj->IsEdgeObj()) pObj->SetAnchorPos(rPnt);
    }
    if (bChg) {
        SetChanged();
        BroadcastObjectChange();
        SendUserCall(SDRUSERCALL_MOVEONLY,aBoundRect0);
    }
}



void SdrObjGroup::NbcSetRelativePos(const Point& rPnt)
{
    Point aRelPos0(GetSnapRect().TopLeft()-aAnchor);
    Size aSiz(rPnt.X()-aRelPos0.X(),rPnt.Y()-aRelPos0.Y());
    NbcMove(aSiz); // Der ruft auch das SetRectsDirty()
}

void SdrObjGroup::SetRelativePos(const Point& rPnt)
{
    Point aRelPos0(GetSnapRect().TopLeft()-aAnchor);
    Size aSiz(rPnt.X()-aRelPos0.X(),rPnt.Y()-aRelPos0.Y());
    if (aSiz.Width()!=0 || aSiz.Height()!=0) Move(aSiz); // Der ruft auch das SetRectsDirty() und Broadcast, ...
}

void SdrObjGroup::NbcReformatText()
{
    pSub->NbcReformatAllTextObjects();
}

void SdrObjGroup::ReformatText()
{
    pSub->ReformatAllTextObjects();
}

SdrObject* SdrObjGroup::DoConvertToPolyObj(BOOL bBezier) const
{
    SdrObject* pGroup = new SdrObjGroup;
    pGroup->SetModel(GetModel());

    for(UINT32 a=0;a<pSub->GetObjCount();a++)
    {
        SdrObject* pIterObj = pSub->GetObj(a);
        SdrObject* pResult = pIterObj->DoConvertToPolyObj(bBezier);

        // pResult can be NULL e.g. for empty objects
        if( pResult )
            pGroup->GetSubList()->NbcInsertObject(pResult);
    }

    return pGroup;
}

// eof