Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 652 insertions, 0 deletions

diff --git a/svx/source/svdraw/svdpoev.cxx b/svx/source/svdraw/svdpoev.cxx
new file mode 100644
index 000000000..117aa71f7
--- /dev/null
+++ b/svx/source/svdraw/svdpoev.cxx
@@ -0,0 +1,652 @@
+/* -*- 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 <svx/svdpoev.hxx>
+#include <math.h>
+#include <svx/svdpagv.hxx>
+#include <svx/svdpage.hxx>
+#include <svx/svdopath.hxx>
+#include <svx/svdundo.hxx>
+#include <svx/strings.hrc>
+#include <svx/dialmgr.hxx>
+#include <svx/svdtrans.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <tools/debug.hxx>
+#include <tools/helpers.hxx>
+
+#include <svx/polypolygoneditor.hxx>
+
+using namespace sdr;
+
+
+void SdrPolyEditView::ImpResetPolyPossibilityFlags()
+{
+    eMarkedPointsSmooth=SdrPathSmoothKind::DontCare;
+    eMarkedSegmentsKind=SdrPathSegmentKind::DontCare;
+    bSetMarkedPointsSmoothPossible=false;
+    bSetMarkedSegmentsKindPossible=false;
+}
+
+SdrPolyEditView::SdrPolyEditView(
+    SdrModel& rSdrModel,
+    OutputDevice* pOut)
+:   SdrEditView(rSdrModel, pOut)
+{
+    ImpResetPolyPossibilityFlags();
+}
+
+SdrPolyEditView::~SdrPolyEditView()
+{
+}
+
+void SdrPolyEditView::ImpCheckPolyPossibilities()
+{
+    ImpResetPolyPossibilityFlags();
+    const size_t nMarkCount(GetMarkedObjectCount());
+
+    if(nMarkCount && !ImpIsFrameHandles())
+    {
+        bool b1stSmooth(true);
+        bool b1stSegm(true);
+        bool bCurve(false);
+        bool bSmoothFuz(false);
+        bool bSegmFuz(false);
+        basegfx::B2VectorContinuity eSmooth = basegfx::B2VectorContinuity::NONE;
+
+        for(size_t nMarkNum = 0; nMarkNum < nMarkCount; ++nMarkNum)
+        {
+            SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
+            CheckPolyPossibilitiesHelper( pM, b1stSmooth, b1stSegm, bCurve, bSmoothFuz, bSegmFuz, eSmooth );
+        }
+    }
+}
+
+void SdrPolyEditView::CheckPolyPossibilitiesHelper( SdrMark* pM, bool& b1stSmooth, bool& b1stSegm, bool& bCurve, bool& bSmoothFuz, bool& bSegmFuz, basegfx::B2VectorContinuity& eSmooth )
+{
+    SdrObject* pObj = pM->GetMarkedSdrObj();
+    SdrPathObj* pPath = dynamic_cast<SdrPathObj*>( pObj );
+
+    if (!pPath)
+        return;
+
+    SdrUShortCont& rPts = pM->GetMarkedPoints();
+    if (rPts.empty())
+        return;
+
+    const bool bClosed(pPath->IsClosed());
+    bSetMarkedPointsSmoothPossible = true;
+
+    if (bClosed)
+    {
+        bSetMarkedSegmentsKindPossible = true;
+    }
+
+    for (const auto& rPt : rPts)
+    {
+        sal_uInt32 nNum(rPt);
+        sal_uInt32 nPolyNum, nPntNum;
+
+        if(PolyPolygonEditor::GetRelativePolyPoint(pPath->GetPathPoly(), nNum, nPolyNum, nPntNum))
+        {
+            const basegfx::B2DPolygon aLocalPolygon(pPath->GetPathPoly().getB2DPolygon(nPolyNum));
+            bool bCanSegment(bClosed || nPntNum < aLocalPolygon.count() - 1);
+
+            if(!bSetMarkedSegmentsKindPossible && bCanSegment)
+            {
+                bSetMarkedSegmentsKindPossible = true;
+            }
+
+            if(!bSmoothFuz)
+            {
+                if (b1stSmooth)
+                {
+                    b1stSmooth = false;
+                    eSmooth = basegfx::utils::getContinuityInPoint(aLocalPolygon, nPntNum);
+                }
+                else
+                {
+                    bSmoothFuz = (eSmooth != basegfx::utils::getContinuityInPoint(aLocalPolygon, nPntNum));
+                }
+            }
+
+            if(!bSegmFuz && bCanSegment)
+            {
+                bool bCrv(aLocalPolygon.isNextControlPointUsed(nPntNum));
+
+                if(b1stSegm)
+                {
+                    b1stSegm = false;
+                    bCurve = bCrv;
+                }
+                else
+                {
+                    bSegmFuz = (bCrv != bCurve);
+                }
+            }
+        }
+    }
+
+    if(!b1stSmooth && !bSmoothFuz)
+    {
+        if(basegfx::B2VectorContinuity::NONE == eSmooth)
+        {
+            eMarkedPointsSmooth = SdrPathSmoothKind::Angular;
+        }
+
+        if(basegfx::B2VectorContinuity::C1 == eSmooth)
+        {
+            eMarkedPointsSmooth = SdrPathSmoothKind::Asymmetric;
+        }
+
+        if(basegfx::B2VectorContinuity::C2 == eSmooth)
+        {
+            eMarkedPointsSmooth = SdrPathSmoothKind::Symmetric;
+        }
+    }
+
+    if(!b1stSegm && !bSegmFuz)
+    {
+        eMarkedSegmentsKind = bCurve ? SdrPathSegmentKind::Curve : SdrPathSegmentKind::Line;
+    }
+}
+
+void SdrPolyEditView::SetMarkedPointsSmooth(SdrPathSmoothKind eKind)
+{
+    basegfx::B2VectorContinuity eFlags;
+
+    if(SdrPathSmoothKind::Angular == eKind)
+    {
+        eFlags = basegfx::B2VectorContinuity::NONE;
+    }
+    else if(SdrPathSmoothKind::Asymmetric == eKind)
+    {
+        eFlags = basegfx::B2VectorContinuity::C1;
+    }
+    else if(SdrPathSmoothKind::Symmetric == eKind)
+    {
+        eFlags = basegfx::B2VectorContinuity::C2;
+    }
+    else
+    {
+        return;
+    }
+
+    if(HasMarkedPoints())
+    {
+        SortMarkedObjects();
+
+        const bool bUndo = IsUndoEnabled();
+        if( bUndo )
+            BegUndo(SvxResId(STR_EditSetPointsSmooth), GetDescriptionOfMarkedPoints());
+        const size_t nMarkCount(GetMarkedObjectCount());
+
+        for(size_t nMarkNum(nMarkCount); nMarkNum > 0;)
+        {
+            --nMarkNum;
+            SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
+            SdrPathObj* pPath = dynamic_cast< SdrPathObj* >( pM->GetMarkedSdrObj() );
+            if (!pPath)
+                continue;
+
+            SdrUShortCont& rPts = pM->GetMarkedPoints();
+            PolyPolygonEditor aEditor(pPath->GetPathPoly());
+            if (aEditor.SetPointsSmooth(eFlags, rPts))
+            {
+                if( bUndo )
+                    AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pPath));
+                pPath->SetPathPoly(aEditor.GetPolyPolygon());
+            }
+        }
+
+        if( bUndo )
+            EndUndo();
+    }
+}
+
+void SdrPolyEditView::SetMarkedSegmentsKind(SdrPathSegmentKind eKind)
+{
+    if(HasMarkedPoints())
+    {
+        SortMarkedObjects();
+
+        const bool bUndo = IsUndoEnabled();
+        if( bUndo )
+            BegUndo(SvxResId(STR_EditSetSegmentsKind), GetDescriptionOfMarkedPoints());
+        const size_t nMarkCount(GetMarkedObjectCount());
+
+        for(size_t nMarkNum=nMarkCount; nMarkNum > 0;)
+        {
+            --nMarkNum;
+            SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
+            SdrPathObj* pPath = dynamic_cast< SdrPathObj* >( pM->GetMarkedSdrObj() );
+            if (!pPath)
+                continue;
+            SdrUShortCont& rPts = pM->GetMarkedPoints();
+            PolyPolygonEditor aEditor( pPath->GetPathPoly());
+            if (aEditor.SetSegmentsKind(eKind, rPts))
+            {
+                if( bUndo )
+                    AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pPath));
+                pPath->SetPathPoly(aEditor.GetPolyPolygon());
+            }
+        }
+
+        if( bUndo )
+            EndUndo();
+    }
+}
+
+bool SdrPolyEditView::IsSetMarkedPointsSmoothPossible() const
+{
+    ForcePossibilities();
+    return bSetMarkedPointsSmoothPossible;
+}
+
+SdrPathSmoothKind SdrPolyEditView::GetMarkedPointsSmooth() const
+{
+    ForcePossibilities();
+    return eMarkedPointsSmooth;
+}
+
+bool SdrPolyEditView::IsSetMarkedSegmentsKindPossible() const
+{
+    ForcePossibilities();
+    return bSetMarkedSegmentsKindPossible;
+}
+
+SdrPathSegmentKind SdrPolyEditView::GetMarkedSegmentsKind() const
+{
+    ForcePossibilities();
+    return eMarkedSegmentsKind;
+}
+
+bool SdrPolyEditView::IsDeleteMarkedPointsPossible() const
+{
+    return HasMarkedPoints();
+}
+
+void SdrPolyEditView::DeleteMarkedPoints()
+{
+    if (HasMarkedPoints())
+    {
+        BrkAction();
+        SortMarkedObjects();
+        const size_t nMarkCount=GetMarkedObjectCount();
+
+        const bool bUndo = IsUndoEnabled();
+        if( bUndo )
+        {
+            // Description
+            BegUndo(SvxResId(STR_EditDelete),GetDescriptionOfMarkedPoints(),SdrRepeatFunc::Delete);
+        }
+
+        for (size_t nMarkNum=nMarkCount; nMarkNum>0;)
+        {
+            --nMarkNum;
+            SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
+            SdrPathObj* pPath = dynamic_cast< SdrPathObj* >( pM->GetMarkedSdrObj() );
+            if (!pPath)
+                continue;
+
+            SdrUShortCont& rPts = pM->GetMarkedPoints();
+            PolyPolygonEditor aEditor( pPath->GetPathPoly());
+            if (aEditor.DeletePoints(rPts))
+            {
+                if( aEditor.GetPolyPolygon().count() )
+                {
+                    if( bUndo )
+                        AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pPath ));
+                    pPath->SetPathPoly( aEditor.GetPolyPolygon() );
+                }
+                else
+                {
+                    if( bUndo )
+                        AddUndo( GetModel()->GetSdrUndoFactory().CreateUndoDeleteObject(*pPath ) );
+                    pM->GetPageView()->GetObjList()->RemoveObject(pPath->GetOrdNum());
+                    if( !bUndo )
+                    {
+                        SdrObject* pObj = pPath;
+                        SdrObject::Free(pObj);
+                    }
+                }
+            }
+        }
+
+        if( bUndo )
+            EndUndo();
+        UnmarkAllPoints();
+        MarkListHasChanged();
+    }
+}
+
+void SdrPolyEditView::RipUpAtMarkedPoints()
+{
+    if(HasMarkedPoints())
+    {
+        SortMarkedObjects();
+        const size_t nMarkCount(GetMarkedObjectCount());
+
+        const bool bUndo = IsUndoEnabled();
+        if( bUndo )
+            BegUndo(SvxResId(STR_EditRipUp), GetDescriptionOfMarkedPoints());
+
+        for(size_t nMarkNum = nMarkCount; nMarkNum > 0;)
+        {
+            --nMarkNum;
+            SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
+            SdrPathObj* pObj = dynamic_cast<SdrPathObj*>( pM->GetMarkedSdrObj() );
+            if (!pObj)
+                continue;
+
+            SdrUShortCont& rPts = pM->GetMarkedPoints();
+
+            if( bUndo )
+                AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pObj));
+            bool bCorrectionFlag(false);
+            sal_uInt32 nMax(pObj->GetHdlCount());
+
+            for(SdrUShortCont::const_reverse_iterator it = rPts.rbegin(); it != rPts.rend(); ++it)
+            {
+                sal_uInt32 nNewPt0Idx(0);
+                SdrObject* pNewObj = pObj->RipPoint(*it, nNewPt0Idx);
+
+                if(pNewObj)
+                {
+                    pM->GetPageView()->GetObjList()->InsertObject(pNewObj, pObj->GetOrdNum() + 1);
+                    if( bUndo )
+                        AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoNewObject(*pNewObj));
+                    MarkObj(pNewObj, pM->GetPageView(), false, true);
+                }
+
+                if(nNewPt0Idx)
+                {
+                    // correction necessary?
+                    DBG_ASSERT(!bCorrectionFlag,"Multiple index corrections at SdrPolyEditView::RipUp().");
+                    if(!bCorrectionFlag)
+                    {
+                        bCorrectionFlag = true;
+
+                        SdrUShortCont aReplaceSet;
+                        for(const auto& rPt : rPts)
+                        {
+                            sal_uInt32 nPntNum(rPt);
+                            nPntNum += nNewPt0Idx;
+
+                            if(nPntNum >= nMax)
+                            {
+                                nPntNum -= nMax;
+                            }
+
+                            aReplaceSet.insert( static_cast<sal_uInt16>(nPntNum) );
+                        }
+                        rPts.swap(aReplaceSet);
+
+                        it = rPts.rbegin();
+                    }
+                }
+            }
+        }
+
+        UnmarkAllPoints();
+        if( bUndo )
+            EndUndo();
+        MarkListHasChanged();
+    }
+}
+
+bool SdrPolyEditView::IsRipUpAtMarkedPointsPossible() const
+{
+    bool bRetval(false);
+    const size_t nMarkCount(GetMarkedObjectCount());
+
+    for(size_t a = 0; a < nMarkCount; ++a)
+    {
+        const SdrMark* pMark = GetSdrMarkByIndex(a);
+        const SdrPathObj* pMarkedPathObject = dynamic_cast< const SdrPathObj* >(pMark->GetMarkedSdrObj());
+
+        if (!pMarkedPathObject)
+            continue;
+
+        const SdrUShortCont& rSelectedPoints = pMark->GetMarkedPoints();
+        if (rSelectedPoints.empty())
+            continue;
+
+        const basegfx::B2DPolyPolygon& rPathPolyPolygon = pMarkedPathObject->GetPathPoly();
+
+        if(1 == rPathPolyPolygon.count())
+        {
+            // #i76617# Do not yet use basegfx::B2DPolygon since curve definitions
+            // are different and methods need to be changed thoroughly with interaction rework
+            const tools::Polygon aPathPolygon(rPathPolyPolygon.getB2DPolygon(0));
+            const sal_uInt16 nPointCount(aPathPolygon.GetSize());
+
+            if(nPointCount >= 3)
+            {
+                bRetval = pMarkedPathObject->IsClosedObj() // #i76617#
+                    || std::any_of(rSelectedPoints.begin(), rSelectedPoints.end(),
+                        [nPointCount](const sal_uInt16 nMarkedPointNum) {
+                            return nMarkedPointNum > 0 && nMarkedPointNum < nPointCount - 1;
+                        });
+            }
+        }
+    }
+
+    return bRetval;
+}
+
+bool SdrPolyEditView::IsOpenCloseMarkedObjectsPossible() const
+{
+    bool bRetval(false);
+    const size_t nMarkCount(GetMarkedObjectCount());
+
+    for(size_t a = 0; a < nMarkCount; ++a)
+    {
+        const SdrMark* pMark = GetSdrMarkByIndex(a);
+        const SdrPathObj* pMarkedPathObject = dynamic_cast< const SdrPathObj* >(pMark->GetMarkedSdrObj());
+
+        if(pMarkedPathObject)
+        {
+            // #i76617# Do not yet use basegfx::B2DPolygon since curve definitions
+            // are different and methods need to be changed thoroughly with interaction rework
+            const tools::PolyPolygon aPathPolyPolygon(pMarkedPathObject->GetPathPoly());
+            const sal_uInt16 nPolygonCount(aPathPolyPolygon.Count());
+
+            for(sal_uInt16 b(0); !bRetval && b < nPolygonCount; b++)
+            {
+                const tools::Polygon& rPathPolygon = aPathPolyPolygon[b];
+                const sal_uInt16 nPointCount(rPathPolygon.GetSize());
+
+                bRetval = (nPointCount >= 3);
+            }
+        }
+    }
+
+    return bRetval;
+}
+
+SdrObjClosedKind SdrPolyEditView::GetMarkedObjectsClosedState() const
+{
+    bool bOpen(false);
+    bool bClosed(false);
+    const size_t nMarkCount(GetMarkedObjectCount());
+
+    for(size_t a = 0; !(bOpen && bClosed) && a < nMarkCount; ++a)
+    {
+        const SdrMark* pMark = GetSdrMarkByIndex(a);
+        const SdrPathObj* pMarkedPathObject = dynamic_cast< const SdrPathObj* >(pMark->GetMarkedSdrObj());
+
+        if(pMarkedPathObject)
+        {
+            if(pMarkedPathObject->IsClosedObj())
+            {
+                bClosed = true;
+            }
+            else
+            {
+                bOpen = true;
+            }
+        }
+    }
+
+    if(bOpen && bClosed)
+    {
+        return SdrObjClosedKind::DontCare;
+    }
+    else if(bOpen)
+    {
+        return SdrObjClosedKind::Open;
+    }
+    else
+    {
+        return SdrObjClosedKind::Closed;
+    }
+}
+
+void SdrPolyEditView::ImpTransformMarkedPoints(PPolyTrFunc pTrFunc, const void* p1, const void* p2, const void* p3, const void* p4)
+{
+    const bool bUndo = IsUndoEnabled();
+
+    const size_t nMarkCount=GetMarkedObjectCount();
+    for (size_t nm=0; nm<nMarkCount; ++nm)
+    {
+        SdrMark* pM=GetSdrMarkByIndex(nm);
+        SdrObject* pObj=pM->GetMarkedSdrObj();
+        SdrPathObj* pPath=dynamic_cast<SdrPathObj*>( pObj );
+        if (!pPath)
+            continue;
+
+        const SdrUShortCont& rPts = pM->GetMarkedPoints();
+        if (rPts.empty())
+            continue;
+
+        if( bUndo )
+            AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pObj));
+
+        basegfx::B2DPolyPolygon aXPP(pPath->GetPathPoly());
+
+        for (const auto& rPt : rPts)
+        {
+            sal_uInt32 nPt = rPt;
+            sal_uInt32 nPolyNum, nPointNum;
+
+            if(PolyPolygonEditor::GetRelativePolyPoint(aXPP, nPt, nPolyNum, nPointNum))
+            {
+                //#i83671# used nLocalPointNum (which was the polygon point count)
+                // instead of the point index (nPointNum). This of course led
+                // to a wrong point access to the B2DPolygon.
+                basegfx::B2DPolygon aNewXP(aXPP.getB2DPolygon(nPolyNum));
+                Point aPos, aC1, aC2;
+                bool bC1(false);
+                bool bC2(false);
+
+                const basegfx::B2DPoint aB2DPos(aNewXP.getB2DPoint(nPointNum));
+                aPos = Point(FRound(aB2DPos.getX()), FRound(aB2DPos.getY()));
+
+                if(aNewXP.isPrevControlPointUsed(nPointNum))
+                {
+                    const basegfx::B2DPoint aB2DC1(aNewXP.getPrevControlPoint(nPointNum));
+                    aC1 = Point(FRound(aB2DC1.getX()), FRound(aB2DC1.getY()));
+                    bC1 = true;
+                }
+
+                if(aNewXP.isNextControlPointUsed(nPointNum))
+                {
+                    const basegfx::B2DPoint aB2DC2(aNewXP.getNextControlPoint(nPointNum));
+                    aC2 = Point(FRound(aB2DC2.getX()), FRound(aB2DC2.getY()));
+                    bC2 = true;
+                }
+
+                (*pTrFunc)(aPos,&aC1,&aC2,p1,p2,p3,p4);
+                aNewXP.setB2DPoint(nPointNum, basegfx::B2DPoint(aPos.X(), aPos.Y()));
+
+                if (bC1)
+                {
+                    aNewXP.setPrevControlPoint(nPointNum, basegfx::B2DPoint(aC1.X(), aC1.Y()));
+                }
+
+                if (bC2)
+                {
+                    aNewXP.setNextControlPoint(nPointNum, basegfx::B2DPoint(aC2.X(), aC2.Y()));
+                }
+
+                aXPP.setB2DPolygon(nPolyNum, aNewXP);
+            }
+        }
+
+        pPath->SetPathPoly(aXPP);
+    }
+}
+
+
+static void ImpMove(Point& rPt, Point* pC1, Point* pC2, const void* p1, const void* /*p2*/, const void* /*p3*/, const void* /*p4*/)
+{
+    rPt.Move(*static_cast<const Size*>(p1));
+    if (pC1!=nullptr) pC1->Move(*static_cast<const Size*>(p1));
+    if (pC2!=nullptr) pC2->Move(*static_cast<const Size*>(p1));
+}
+
+void SdrPolyEditView::MoveMarkedPoints(const Size& rSiz)
+{
+    ForceUndirtyMrkPnt();
+    OUString aStr(SvxResId(STR_EditMove));
+    BegUndo(aStr,GetDescriptionOfMarkedPoints(),SdrRepeatFunc::Move);
+    ImpTransformMarkedPoints(ImpMove,&rSiz);
+    EndUndo();
+    AdjustMarkHdl();
+}
+
+static void ImpResize(Point& rPt, Point* pC1, Point* pC2, const void* p1, const void* p2, const void* p3, const void* /*p4*/)
+{
+    ResizePoint(rPt,*static_cast<const Point*>(p1),*static_cast<const Fraction*>(p2),*static_cast<const Fraction*>(p3));
+    if (pC1!=nullptr) ResizePoint(*pC1,*static_cast<const Point*>(p1),*static_cast<const Fraction*>(p2),*static_cast<const Fraction*>(p3));
+    if (pC2!=nullptr) ResizePoint(*pC2,*static_cast<const Point*>(p1),*static_cast<const Fraction*>(p2),*static_cast<const Fraction*>(p3));
+}
+
+void SdrPolyEditView::ResizeMarkedPoints(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
+{
+    ForceUndirtyMrkPnt();
+    OUString aStr(SvxResId(STR_EditResize));
+    BegUndo(aStr,GetDescriptionOfMarkedPoints(),SdrRepeatFunc::Resize);
+    ImpTransformMarkedPoints(ImpResize,&rRef,&xFact,&yFact);
+    EndUndo();
+    AdjustMarkHdl();
+}
+
+static void ImpRotate(Point& rPt, Point* pC1, Point* pC2, const void* p1, const void* /*p2*/, const void* p3, const void* p4)
+{
+    RotatePoint(rPt,*static_cast<const Point*>(p1),*static_cast<const double*>(p3),*static_cast<const double*>(p4));
+    if (pC1!=nullptr) RotatePoint(*pC1,*static_cast<const Point*>(p1),*static_cast<const double*>(p3),*static_cast<const double*>(p4));
+    if (pC2!=nullptr) RotatePoint(*pC2,*static_cast<const Point*>(p1),*static_cast<const double*>(p3),*static_cast<const double*>(p4));
+}
+
+void SdrPolyEditView::RotateMarkedPoints(const Point& rRef, long nAngle)
+{
+    ForceUndirtyMrkPnt();
+    OUString aStr(SvxResId(STR_EditResize));
+    BegUndo(aStr,GetDescriptionOfMarkedPoints(),SdrRepeatFunc::Rotate);
+    double nSin = sin(nAngle * F_PI18000);
+    double nCos = cos(nAngle * F_PI18000);
+    ImpTransformMarkedPoints(ImpRotate,&rRef,&nAngle,&nSin,&nCos);
+    EndUndo();
+    AdjustMarkHdl();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */