xref: /AOO41X/main/svx/source/svdraw/svdpoev.cxx (revision f6e50924346d0b8c0b07c91832a97665dd718b0c)

/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



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

#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/svdstr.hrc"   // Namen aus der Resource
#include "svx/svdglob.hxx"  // StringCache
#include <svx/svdtrans.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <vcl/salbtype.hxx>		// FRound

#include <svx/polypolygoneditor.hxx>

using namespace sdr;

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

void SdrPolyEditView::ImpResetPolyPossibilityFlags()
{
	eMarkedPointsSmooth=SDRPATHSMOOTH_DONTCARE;
	eMarkedSegmentsKind=SDRPATHSEGMENT_DONTCARE;
	bSetMarkedPointsSmoothPossible=sal_False;
	bSetMarkedSegmentsKindPossible=sal_False;
}

void SdrPolyEditView::ImpClearVars()
{
	ImpResetPolyPossibilityFlags();
}

SdrPolyEditView::SdrPolyEditView(SdrModel* pModel1, OutputDevice* pOut):
	SdrEditView(pModel1,pOut)
{
	ImpClearVars();
}

SdrPolyEditView::~SdrPolyEditView()
{
}

void SdrPolyEditView::ImpCheckPolyPossibilities()
{
	ImpResetPolyPossibilityFlags();
	const sal_uIntPtr nMarkAnz(GetMarkedObjectCount());

	if(nMarkAnz && !ImpIsFrameHandles())
	{
		bool b1stSmooth(true);
		bool b1stSegm(true);
		bool bCurve(false);
		bool bSmoothFuz(false);
		bool bSegmFuz(false);
		basegfx::B2VectorContinuity eSmooth = basegfx::CONTINUITY_NONE;

		for(sal_uIntPtr nMarkNum(0L); nMarkNum < nMarkAnz; 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();
	SdrUShortCont* pPts = pM->GetMarkedPoints();
	SdrPathObj* pPath = PTR_CAST(SdrPathObj,pObj);

	if(pPath && pPts)
	{
		const sal_uInt32 nMarkedPntAnz(pPts->GetCount());

		if(nMarkedPntAnz)
		{
			bool bClosed(pPath->IsClosed());
			bSetMarkedPointsSmoothPossible = true;

			if(bClosed)
			{
				bSetMarkedSegmentsKindPossible = true;
			}

			for(sal_uInt32 nMarkedPntNum(0L); nMarkedPntNum < nMarkedPntAnz; nMarkedPntNum++)
			{
				sal_uInt32 nNum(pPts->GetObject(nMarkedPntNum));
				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() - 1L);

					if(!bSetMarkedSegmentsKindPossible && bCanSegment)
					{
						bSetMarkedSegmentsKindPossible = true;
					}

					if(!bSmoothFuz)
					{
						if (b1stSmooth)
						{
							b1stSmooth = false;
							eSmooth = basegfx::tools::getContinuityInPoint(aLocalPolygon, nPntNum);
						}
						else
						{
							bSmoothFuz = (eSmooth != basegfx::tools::getContinuityInPoint(aLocalPolygon, nPntNum));
						}
					}

					if(!bSegmFuz)
					{
						if(bCanSegment)
						{
							bool bCrv(aLocalPolygon.isNextControlPointUsed(nPntNum));

							if(b1stSegm)
							{
								b1stSegm = false;
								bCurve = bCrv;
							}
							else
							{
								bSegmFuz = (bCrv != bCurve);
							}
						}
					}
				}
			}

			if(!b1stSmooth && !bSmoothFuz)
			{
				if(basegfx::CONTINUITY_NONE == eSmooth)
				{
					eMarkedPointsSmooth = SDRPATHSMOOTH_ANGULAR;
				}

				if(basegfx::CONTINUITY_C1 == eSmooth)
				{
					eMarkedPointsSmooth = SDRPATHSMOOTH_ASYMMETRIC;
				}

				if(basegfx::CONTINUITY_C2 == eSmooth)
				{
					eMarkedPointsSmooth = SDRPATHSMOOTH_SYMMETRIC;
				}
			}

			if(!b1stSegm && !bSegmFuz)
			{
				eMarkedSegmentsKind = (bCurve) ? SDRPATHSEGMENT_CURVE : SDRPATHSEGMENT_LINE;
			}
		}
	}
}

void SdrPolyEditView::SetMarkedPointsSmooth(SdrPathSmoothKind eKind)
{
	basegfx::B2VectorContinuity eFlags;

	if(SDRPATHSMOOTH_ANGULAR == eKind)
	{
		eFlags = basegfx::CONTINUITY_NONE;
	}
	else if(SDRPATHSMOOTH_ASYMMETRIC == eKind)
	{
		eFlags = basegfx::CONTINUITY_C1;
	}
	else if(SDRPATHSMOOTH_SYMMETRIC == eKind)
	{
		eFlags = basegfx::CONTINUITY_C2;
	}
	else
	{
		return;
	}

	if(HasMarkedPoints())
	{
		SortMarkedObjects();

		const bool bUndo = IsUndoEnabled();
		if( bUndo )
			BegUndo(ImpGetResStr(STR_EditSetPointsSmooth), GetDescriptionOfMarkedPoints());
		sal_uIntPtr nMarkAnz(GetMarkedObjectCount());

		for(sal_uIntPtr nMarkNum(nMarkAnz); nMarkNum > 0L;)
		{
			nMarkNum--;
			SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
			SdrUShortCont* pPts = pM->GetMarkedPoints();
			SdrPathObj* pPath = dynamic_cast< SdrPathObj* >( pM->GetMarkedSdrObj() );

			if(pPts && pPath)
			{
				PolyPolygonEditor aEditor( pPath->GetPathPoly(), pPath->IsClosed() );
				if(aEditor.SetPointsSmooth( eFlags, pPts->getContainer() ) )
				{
					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(ImpGetResStr(STR_EditSetSegmentsKind), GetDescriptionOfMarkedPoints());
		sal_uIntPtr nMarkAnz(GetMarkedObjectCount());

		for(sal_uIntPtr nMarkNum(nMarkAnz); nMarkNum > 0L;)
		{
			nMarkNum--;
			SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
			SdrUShortCont* pPts = pM->GetMarkedPoints();
			SdrPathObj* pPath = dynamic_cast< SdrPathObj* >( pM->GetMarkedSdrObj() );

			if(pPts && pPath)
			{
				PolyPolygonEditor aEditor( pPath->GetPathPoly(), pPath->IsClosed() );
				if(aEditor.SetSegmentsKind( eKind, pPts->getContainer()) )
				{
					if( bUndo )
						AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pPath));
					pPath->SetPathPoly(aEditor.GetPolyPolygon());
				}
			}
		}

		if( bUndo )
			EndUndo();
	}
}

sal_Bool SdrPolyEditView::IsSetMarkedPointsSmoothPossible() const
{
	ForcePossibilities();
	return bSetMarkedPointsSmoothPossible;
}

SdrPathSmoothKind SdrPolyEditView::GetMarkedPointsSmooth() const
{
	ForcePossibilities();
	return eMarkedPointsSmooth;
}

sal_Bool SdrPolyEditView::IsSetMarkedSegmentsKindPossible() const
{
	ForcePossibilities();
	return bSetMarkedSegmentsKindPossible;
}

SdrPathSegmentKind SdrPolyEditView::GetMarkedSegmentsKind() const
{
	ForcePossibilities();
	return eMarkedSegmentsKind;
}

sal_Bool SdrPolyEditView::IsDeleteMarkedPointsPossible() const
{
	return HasMarkedPoints();
}

void SdrPolyEditView::DeleteMarkedPoints()
{
	if (HasMarkedPoints())
	{
		BrkAction();
		SortMarkedObjects();
		sal_uIntPtr nMarkAnz=GetMarkedObjectCount();

		const bool bUndo = IsUndoEnabled();
		if( bUndo )
		{
			// Description
			BegUndo(ImpGetResStr(STR_EditDelete),GetDescriptionOfMarkedPoints(),SDRREPFUNC_OBJ_DELETE);
		}

		for (sal_uIntPtr nMarkNum=nMarkAnz; nMarkNum>0;)
		{
			nMarkNum--;
			SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
			SdrUShortCont* pPts=pM->GetMarkedPoints();
			SdrPathObj* pPath = dynamic_cast< SdrPathObj* >( pM->GetMarkedSdrObj() );

			if( pPath && pPts )
			{
				PolyPolygonEditor aEditor( pPath ->GetPathPoly(), pPath->IsClosed() );
				if( aEditor.DeletePoints( pPts->getContainer() ) )
				{
					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();
		sal_uInt32 nMarkAnz(GetMarkedObjectCount());

		const bool bUndo = IsUndoEnabled();
		if( bUndo )
			BegUndo(ImpGetResStr(STR_EditRipUp), GetDescriptionOfMarkedPoints());

		for(sal_uInt32 nMarkNum(nMarkAnz); nMarkNum > 0L;)
		{
			nMarkNum--;
			SdrMark* pM = GetSdrMarkByIndex(nMarkNum);
			SdrUShortCont* pPts = pM->GetMarkedPoints();
			SdrPathObj* pObj = PTR_CAST(SdrPathObj, pM->GetMarkedSdrObj());

			if(pPts && pObj)
			{
				pPts->ForceSort();
				if( bUndo )
					AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pObj));
				sal_Bool bKorregFlag(sal_False);
				sal_Bool bInsAny(sal_False);
				sal_uInt32 nMarkPtsAnz(pPts->GetCount());
				sal_uInt32 nMax(pObj->GetHdlCount());

				for(sal_uInt32 i(nMarkPtsAnz); i > 0L;)
				{
					i--;
					sal_uInt32 nNewPt0Idx(0L);
					SdrObject* pNeuObj = pObj->RipPoint(pPts->GetObject(i), nNewPt0Idx);

					if(pNeuObj)
					{
						bInsAny = sal_True;
						SdrInsertReason aReason(SDRREASON_VIEWCALL, pObj);
						pM->GetPageView()->GetObjList()->InsertObject(pNeuObj, pObj->GetOrdNum() + 1, &aReason);
						if( bUndo )
							AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoNewObject(*pNeuObj));
						MarkObj(pNeuObj, pM->GetPageView(), sal_False, sal_True);
					}

					if(nNewPt0Idx)
					{
						// Korrektur notwendig?
						DBG_ASSERT(bKorregFlag==sal_False,"Mehrfache Indexkorrektur bei SdrPolyEditView::RipUp()");
						if(!bKorregFlag)
						{
							bKorregFlag = sal_True;

							for(sal_uInt32 nBla(0L); nBla < nMarkPtsAnz; nBla++)
							{
								sal_uInt32 nPntNum(pPts->GetObject(nBla));
								nPntNum += nNewPt0Idx;

								if(nPntNum >= nMax)
								{
									nPntNum -= nMax;
								}

								pPts->Replace((sal_uInt16)nPntNum, nBla);
							}

							i = nMarkPtsAnz; // ... und nochmal von vorn
						}
					}
				}
			}
		}

		UnmarkAllPoints();
		if( bUndo )
			EndUndo();
		MarkListHasChanged();
	}
}

bool SdrPolyEditView::IsRipUpAtMarkedPointsPossible() const
{
	bool bRetval(false);
	const sal_uInt32 nMarkCount(GetMarkedObjectCount());

	for(sal_uInt32 a(0); a < nMarkCount; a++)
	{
		const SdrMark* pMark = GetSdrMarkByIndex(a);
		const SdrPathObj* pMarkedPathObject = dynamic_cast< const SdrPathObj* >(pMark->GetMarkedSdrObj());

		if(pMarkedPathObject)
		{
			const SdrUShortCont* pSelectedPoints = pMark->GetMarkedPoints();

			if(pSelectedPoints && pSelectedPoints->GetCount())
			{
				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 Polygon aPathPolygon(rPathPolyPolygon.getB2DPolygon(0));
					const sal_uInt16 nPointCount(aPathPolygon.GetSize());

					if(nPointCount >= 3)
					{
						bRetval = pMarkedPathObject->IsClosedObj(); // #i76617# aPathPolygon.isClosed();

						for(sal_uInt32 b(0); !bRetval && b < pSelectedPoints->GetCount(); b++)
						{
							const sal_uInt16 nMarkedPointNum(pSelectedPoints->GetObject(b));

							bRetval = (nMarkedPointNum > 0 && nMarkedPointNum < nPointCount - 1);
						}
					}
				}
			}
		}
	}

	return bRetval;
}

bool SdrPolyEditView::IsOpenCloseMarkedObjectsPossible() const
{
	bool bRetval(false);
	const sal_uInt32 nMarkCount(GetMarkedObjectCount());

	for(sal_uInt32 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 PolyPolygon aPathPolyPolygon(pMarkedPathObject->GetPathPoly());
			const sal_uInt16 nPolygonCount(aPathPolyPolygon.Count());

			for(sal_uInt16 b(0); !bRetval && b < nPolygonCount; b++)
			{
				const 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 sal_uInt32 nMarkCount(GetMarkedObjectCount());

	for(sal_uInt32 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 SDROBJCLOSED_DONTCARE;
	}
	else if(bOpen)
	{
		return SDROBJCLOSED_OPEN;
	}
	else
	{
		return SDROBJCLOSED_CLOSED;
	}
}

void SdrPolyEditView::ShutMarkedObjects()
{
	CloseMarkedObjects();
}

void SdrPolyEditView::CloseMarkedObjects(sal_Bool bToggle, sal_Bool bOpen) // , long nOpenDistance)
{
	if (AreObjectsMarked())
	{
		const bool bUndo = IsUndoEnabled();
		if( bUndo )
			BegUndo(ImpGetResStr(STR_EditShut),GetDescriptionOfMarkedPoints());

		bool bChg=false;
		sal_uIntPtr nMarkAnz=GetMarkedObjectCount();
		for (sal_uIntPtr nm=0; nm<nMarkAnz; nm++)
		{
			SdrMark* pM=GetSdrMarkByIndex(nm);
			SdrObject* pO=pM->GetMarkedSdrObj();
			sal_Bool bClosed=pO->IsClosedObj();
			if (pO->IsPolyObj() && (bClosed==bOpen) || bToggle)
			{
				if( bUndo )
					AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pO));

				SdrPathObj* pPathObj = dynamic_cast< SdrPathObj* >( pO );
				if(pPathObj)
					pPathObj->ToggleClosed();
				bChg=true;
			}
		}

		if( bUndo )
			EndUndo();

		if (bChg)
		{
			UnmarkAllPoints();
			MarkListHasChanged();
		}
	}
}

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

void SdrPolyEditView::ImpCopyMarkedPoints()
{
}

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

void SdrPolyEditView::ImpTransformMarkedPoints(PPolyTrFunc pTrFunc, const void* p1, const void* p2, const void* p3, const void* p4, const void* p5)
{
	const bool bUndo = IsUndoEnabled();

	sal_uIntPtr nMarkAnz=GetMarkedObjectCount();
	for (sal_uIntPtr nm=0; nm<nMarkAnz; nm++)
	{
		SdrMark* pM=GetSdrMarkByIndex(nm);
		SdrObject* pObj=pM->GetMarkedSdrObj();
		const SdrUShortCont* pPts=pM->GetMarkedPoints();
		sal_uIntPtr nPtAnz=pPts==NULL ? 0 : pPts->GetCount();
		SdrPathObj* pPath=PTR_CAST(SdrPathObj,pObj);
		if (nPtAnz!=0 && pPath!=NULL)
		{
			if( bUndo )
				AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pObj));

			basegfx::B2DPolyPolygon aXPP(pPath->GetPathPoly());

			for(sal_uInt32 nPtNum(0L); nPtNum < nPtAnz; nPtNum++)
			{
				sal_uInt32 nPt(pPts->GetObject(nPtNum));
				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 leaded
					// 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,p5);
					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*/, const void* /*p5*/)
{
	MovePoint(rPt,*(const Size*)p1);
	if (pC1!=NULL) MovePoint(*pC1,*(const Size*)p1);
	if (pC2!=NULL) MovePoint(*pC2,*(const Size*)p1);
}

void SdrPolyEditView::MoveMarkedPoints(const Size& rSiz, bool bCopy)
{
	bCopy=sal_False; // noch nicht implementiert
	ForceUndirtyMrkPnt();
	XubString aStr(ImpGetResStr(STR_EditMove));
	if (bCopy) aStr+=ImpGetResStr(STR_EditWithCopy);
	BegUndo(aStr,GetDescriptionOfMarkedPoints(),SDRREPFUNC_OBJ_MOVE);
	if (bCopy) ImpCopyMarkedPoints();
	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*/, const void* /*p5*/)
{
	ResizePoint(rPt,*(const Point*)p1,*(const Fraction*)p2,*(const Fraction*)p3);
	if (pC1!=NULL) ResizePoint(*pC1,*(const Point*)p1,*(const Fraction*)p2,*(const Fraction*)p3);
	if (pC2!=NULL) ResizePoint(*pC2,*(const Point*)p1,*(const Fraction*)p2,*(const Fraction*)p3);
}

void SdrPolyEditView::ResizeMarkedPoints(const Point& rRef, const Fraction& xFact, const Fraction& yFact, bool bCopy)
{
	bCopy=sal_False; // noch nicht implementiert
	ForceUndirtyMrkPnt();
	XubString aStr(ImpGetResStr(STR_EditResize));
	if (bCopy) aStr+=ImpGetResStr(STR_EditWithCopy);
	BegUndo(aStr,GetDescriptionOfMarkedPoints(),SDRREPFUNC_OBJ_RESIZE);
	if (bCopy) ImpCopyMarkedPoints();
	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, const void* /*p5*/)
{
	RotatePoint(rPt,*(const Point*)p1,*(const double*)p3,*(const double*)p4);
	if (pC1!=NULL) RotatePoint(*pC1,*(const Point*)p1,*(const double*)p3,*(const double*)p4);
	if (pC2!=NULL) RotatePoint(*pC2,*(const Point*)p1,*(const double*)p3,*(const double*)p4);
}

void SdrPolyEditView::RotateMarkedPoints(const Point& rRef, long nWink, bool bCopy)
{
	bCopy=sal_False; // noch nicht implementiert
	ForceUndirtyMrkPnt();
	XubString aStr(ImpGetResStr(STR_EditResize));
	if (bCopy) aStr+=ImpGetResStr(STR_EditWithCopy);
	BegUndo(aStr,GetDescriptionOfMarkedPoints(),SDRREPFUNC_OBJ_ROTATE);
	if (bCopy) ImpCopyMarkedPoints();
	double nSin=sin(nWink*nPi180);
	double nCos=cos(nWink*nPi180);
	ImpTransformMarkedPoints(ImpRotate,&rRef,&nWink,&nSin,&nCos);
	EndUndo();
	AdjustMarkHdl();
}

// eof