xref: /aoo42x/main/svx/source/svdraw/svdedtv.cxx (revision 6d53c851)

/**************************************************************
 *
 * 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 <vcl/metaact.hxx>
#include <svx/svdedtv.hxx>
#include <svx/svdundo.hxx>
#include <svx/svdograf.hxx>  // fuer Possibilities
#include <svx/svdopath.hxx>
#include <svx/svdoole2.hxx>
#include <svx/svdopage.hxx>
#include <svx/svdoedge.hxx>
#include <svx/svdlayer.hxx>
#include <svx/svdpagv.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdpoev.hxx>  // fuer die PolyPossiblities
#include "svx/svdstr.hrc"   // Namen aus der Resource
#include "svx/svdglob.hxx"  // StringCache
#include <svx/e3dsceneupdater.hxx>
#include <svx/svdview.hxx>

// #i13033#
#include <clonelist.hxx>

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

void SdrEditView::ImpResetPossibilityFlags()
{
	bReadOnly               =sal_False;

	bGroupPossible          =sal_False;
	bUnGroupPossible        =sal_False;
	bGrpEnterPossible       =sal_False;
	bDeletePossible         =sal_False;
	bToTopPossible          =sal_False;
	bToBtmPossible          =sal_False;
	bReverseOrderPossible   =sal_False;

	bImportMtfPossible      =sal_False;
	bCombinePossible        =sal_False;
	bDismantlePossible      =sal_False;
	bCombineNoPolyPolyPossible =sal_False;
	bDismantleMakeLinesPossible=sal_False;
	bOrthoDesiredOnMarked   =sal_False;

	bMoreThanOneNotMovable  =sal_False;
	bOneOrMoreMovable       =sal_False;
	bMoreThanOneNoMovRot    =sal_False;
	bContortionPossible     =sal_False;
	bAllPolys               =sal_False;
	bOneOrMorePolys         =sal_False;
	bMoveAllowed            =sal_False;
	bResizeFreeAllowed      =sal_False;
	bResizePropAllowed      =sal_False;
	bRotateFreeAllowed      =sal_False;
	bRotate90Allowed        =sal_False;
	bMirrorFreeAllowed      =sal_False;
	bMirror45Allowed        =sal_False;
	bMirror90Allowed        =sal_False;
	bTransparenceAllowed	=sal_False;
	bGradientAllowed		=sal_False;
	bShearAllowed           =sal_False;
	bEdgeRadiusAllowed		=sal_False;
	bCanConvToPath          =sal_False;
	bCanConvToPoly          =sal_False;
	bCanConvToContour		=sal_False;
	bCanConvToPathLineToArea=sal_False;
	bCanConvToPolyLineToArea=sal_False;
	bMoveProtect            =sal_False;
	bResizeProtect          =sal_False;
}

void SdrEditView::ImpClearVars()
{
	ImpResetPossibilityFlags();
	bPossibilitiesDirty=sal_True;   // << war von Purify angemeckert
	bBundleVirtObj=sal_False;
}

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

SdrEditView::~SdrEditView()
{
}

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

SdrLayer* SdrEditView::InsertNewLayer(const XubString& rName, sal_uInt16 nPos)
{
	SdrLayerAdmin& rLA=pMod->GetLayerAdmin();
	sal_uInt16 nMax=rLA.GetLayerCount();
	if (nPos>nMax) nPos=nMax;
	SdrLayer* pNewLayer=rLA.NewLayer(rName,nPos);

	if( GetModel()->IsUndoEnabled() )
		AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoNewLayer(nPos,rLA,*pMod));

	pMod->SetChanged();
	return pNewLayer;
}

#include <svx/svdogrp.hxx>
#include <svx/scene3d.hxx>

sal_Bool SdrEditView::ImpDelLayerCheck(SdrObjList* pOL, SdrLayerID nDelID) const
{
	sal_Bool bDelAll(sal_True);
	sal_uInt32 nObjAnz(pOL->GetObjCount());

	for(sal_uInt32 nObjNum(nObjAnz); nObjNum > 0 && bDelAll;)
	{
		nObjNum--;
		SdrObject* pObj = pOL->GetObj(nObjNum);
		SdrObjList* pSubOL = pObj->GetSubList();

		// #104809# Test explicitly for group objects and 3d scenes
		if(pSubOL && (pObj->ISA(SdrObjGroup) || pObj->ISA(E3dScene)))
		{
			if(!ImpDelLayerCheck(pSubOL, nDelID))
			{
				// Rekursion
				bDelAll = sal_False;
			}
		}
		else
		{
			if(pObj->GetLayer() != nDelID)
			{
				bDelAll = sal_False;
			}
		}
	}

	return bDelAll;
}

void SdrEditView::ImpDelLayerDelObjs(SdrObjList* pOL, SdrLayerID nDelID)
{
	sal_uInt32 nObjAnz(pOL->GetObjCount());
	// make sure OrdNums are correct
	pOL->GetObj(0)->GetOrdNum();

	const bool bUndo = GetModel()->IsUndoEnabled();

	for(sal_uInt32 nObjNum(nObjAnz); nObjNum > 0;)
	{
		nObjNum--;
		SdrObject* pObj = pOL->GetObj(nObjNum);
		SdrObjList* pSubOL = pObj->GetSubList();


		// #104809# Test explicitly for group objects and 3d scenes
		if(pSubOL && (pObj->ISA(SdrObjGroup) || pObj->ISA(E3dScene)))
		{
			if(ImpDelLayerCheck(pSubOL, nDelID))
			{
				if( bUndo )
					AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoDeleteObject(*pObj, true));
				pOL->RemoveObject(nObjNum);

				if( !bUndo )
					SdrObject::Free( pObj );
			}
			else
			{
				ImpDelLayerDelObjs(pSubOL, nDelID);
			}
		}
		else
		{
			if(pObj->GetLayer() == nDelID)
			{
				if( bUndo )
					AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoDeleteObject(*pObj, true));
				pOL->RemoveObject(nObjNum);
				if( !bUndo )
					SdrObject::Free( pObj );
			}
		}
	}
}

void SdrEditView::DeleteLayer(const XubString& rName)
{
	SdrLayerAdmin& rLA = pMod->GetLayerAdmin();
	SdrLayer* pLayer = rLA.GetLayer(rName, sal_True);
	sal_uInt16 nLayerNum(rLA.GetLayerPos(pLayer));

	if(SDRLAYER_NOTFOUND != nLayerNum)
	{

		SdrLayerID nDelID = pLayer->GetID();

		const bool bUndo = IsUndoEnabled();
		if( bUndo )
			BegUndo(ImpGetResStr(STR_UndoDelLayer));

		sal_Bool bMaPg(sal_True);

		for(sal_uInt16 nPageKind(0); nPageKind < 2; nPageKind++)
		{
			// MasterPages and DrawPages
			sal_uInt16 nPgAnz(bMaPg ? pMod->GetMasterPageCount() : pMod->GetPageCount());

			for(sal_uInt16 nPgNum(0); nPgNum < nPgAnz; nPgNum++)
			{
				// over all pages
				SdrPage* pPage = (bMaPg) ? pMod->GetMasterPage(nPgNum) : pMod->GetPage(nPgNum);
				sal_uInt32 nObjAnz(pPage->GetObjCount());

				// make sure OrdNums are correct
				if(nObjAnz)
					pPage->GetObj(0)->GetOrdNum();

				for(sal_uInt32 nObjNum(nObjAnz); nObjNum > 0;)
				{
					nObjNum--;
					SdrObject* pObj = pPage->GetObj(nObjNum);
					SdrObjList* pSubOL = pObj->GetSubList();

					// #104809# Test explicitly for group objects and 3d scenes
					if(pSubOL && (pObj->ISA(SdrObjGroup) || pObj->ISA(E3dScene)))
					{
						if(ImpDelLayerCheck(pSubOL, nDelID))
						{
							if( bUndo )
								AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoDeleteObject(*pObj, true));
							pPage->RemoveObject(nObjNum);
							if( !bUndo )
								SdrObject::Free(pObj);
						}
						else
						{
							ImpDelLayerDelObjs(pSubOL, nDelID);
						}
					}
					else
					{
						if(pObj->GetLayer() == nDelID)
						{
							if( bUndo )
								AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoDeleteObject(*pObj, true));
							pPage->RemoveObject(nObjNum);
							if( !bUndo )
								SdrObject::Free(pObj);
						}
					}
				}
			}
			bMaPg = sal_False;
		}

		if( bUndo )
		{
			AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoDeleteLayer(nLayerNum, rLA, *pMod));
			rLA.RemoveLayer(nLayerNum);
			EndUndo();
		}
		else
		{
			delete rLA.RemoveLayer(nLayerNum);
		}

		pMod->SetChanged();
	}
}

void SdrEditView::MoveLayer(const XubString& rName, sal_uInt16 nNewPos)
{
	SdrLayerAdmin& rLA=pMod->GetLayerAdmin();
	SdrLayer* pLayer=rLA.GetLayer(rName,sal_True);
	sal_uInt16 nLayerNum=rLA.GetLayerPos(pLayer);
	if (nLayerNum!=SDRLAYER_NOTFOUND)
	{
		if( IsUndoEnabled() )
			AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoMoveLayer(nLayerNum,rLA,*pMod,nNewPos));
		rLA.MoveLayer(nLayerNum,nNewPos);
		pMod->SetChanged();
	}
}

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

void SdrEditView::EndUndo()
{
	// #i13033#
	// Comparison changed to 1L since EndUndo() is called later now
	// and EndUndo WILL change count to count-1
	if(1L == pMod->GetUndoBracketLevel())
	{
		ImpBroadcastEdgesOfMarkedNodes();
	}

	// #i13033#
	// moved to bottom to still have access to UNDOs inside of
	// ImpBroadcastEdgesOfMarkedNodes()
	pMod->EndUndo();
}

void SdrEditView::ImpBroadcastEdgesOfMarkedNodes()
{
	const List& rAllMarkedObjects = GetTransitiveHullOfMarkedObjects();

	// #i13033#
	// New mechanism to search for necessary disconnections for
	// changed connectors inside the transitive hull of all at
	// the beginning of UNDO selected objects
	for(sal_uInt32 a(0L); a < rAllMarkedObjects.Count(); a++)
	{
		SdrEdgeObj* pEdge = PTR_CAST(SdrEdgeObj, (SdrObject*)rAllMarkedObjects.GetObject(a));

		if(pEdge)
		{
			SdrObject* pObj1 = pEdge->GetConnectedNode(sal_False);
			SdrObject* pObj2 = pEdge->GetConnectedNode(sal_True);

			if(pObj1
				&& LIST_ENTRY_NOTFOUND == rAllMarkedObjects.GetPos(pObj1)
				&& !pEdge->CheckNodeConnection(sal_False))
			{
				if( IsUndoEnabled() )
					AddUndo( GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pEdge));
				pEdge->DisconnectFromNode(sal_False);
			}

			if(pObj2
				&& LIST_ENTRY_NOTFOUND == rAllMarkedObjects.GetPos(pObj2)
				&& !pEdge->CheckNodeConnection(sal_True))
			{
				if( IsUndoEnabled() )
					AddUndo( GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pEdge));
				pEdge->DisconnectFromNode(sal_True);
			}
		}
	}

	sal_uIntPtr nMarkedEdgeAnz = GetMarkedEdgesOfMarkedNodes().GetMarkCount();
	sal_uInt16 i;

	for (i=0; i<nMarkedEdgeAnz; i++) {
		SdrMark* pEM = GetMarkedEdgesOfMarkedNodes().GetMark(i);
		SdrObject* pEdgeTmp=pEM->GetMarkedSdrObj();
		SdrEdgeObj* pEdge=PTR_CAST(SdrEdgeObj,pEdgeTmp);
		if (pEdge!=NULL) {
			pEdge->SetEdgeTrackDirty();
		}
	}
}

////////////////////////////////////////////////////////////////////////////////////////////////////
//
//  ####   ###   ####  #### # ####  # #    # ##### # #####  ####
//  #   # #   # #     #     # #   # # #    #   #   # #     #
//  ####  #   #  ###   ###  # ####  # #    #   #   # ####   ###
//  #     #   #     #     # # #   # # #    #   #   # #         #
//  #      ###  ####  ####  # ####  # #### #   #   # ##### ####
//
////////////////////////////////////////////////////////////////////////////////////////////////////

void SdrEditView::MarkListHasChanged()
{
	SdrMarkView::MarkListHasChanged();
	bPossibilitiesDirty=sal_True;
}

void SdrEditView::ModelHasChanged()
{
	SdrMarkView::ModelHasChanged();
	bPossibilitiesDirty=sal_True;
}

sal_Bool SdrEditView::IsResizeAllowed(sal_Bool bProp) const
{
	ForcePossibilities();
	if (bResizeProtect) return sal_False;
	if (bProp) return bResizePropAllowed;
	return bResizeFreeAllowed;
}

sal_Bool SdrEditView::IsRotateAllowed(sal_Bool b90Deg) const
{
	ForcePossibilities();
	if (bMoveProtect) return sal_False;
	if (b90Deg) return bRotate90Allowed;
	return bRotateFreeAllowed;
}

sal_Bool SdrEditView::IsMirrorAllowed(sal_Bool b45Deg, sal_Bool b90Deg) const
{
	ForcePossibilities();
	if (bMoveProtect) return sal_False;
	if (b90Deg) return bMirror90Allowed;
	if (b45Deg) return bMirror45Allowed;
	return bMirrorFreeAllowed && !bMoveProtect;
}

sal_Bool SdrEditView::IsTransparenceAllowed() const
{
	ForcePossibilities();
	return bTransparenceAllowed;
}

sal_Bool SdrEditView::IsGradientAllowed() const
{
	ForcePossibilities();
	return bGradientAllowed;
}

sal_Bool SdrEditView::IsShearAllowed() const
{
	ForcePossibilities();
	if (bResizeProtect) return sal_False;
	return bShearAllowed;
}

sal_Bool SdrEditView::IsEdgeRadiusAllowed() const
{
	ForcePossibilities();
	return bEdgeRadiusAllowed;
}

sal_Bool SdrEditView::IsCrookAllowed(sal_Bool bNoContortion) const
{
	// CrookMode fehlt hier (weil kein Rotate bei Shear ...)
	ForcePossibilities();
	if (bNoContortion) {
		if (!bRotateFreeAllowed) return sal_False; // Crook is nich
		return !bMoveProtect && bMoveAllowed;
	} else {
		return !bResizeProtect && bContortionPossible;
	}
}

sal_Bool SdrEditView::IsDistortAllowed(sal_Bool bNoContortion) const
{
	ForcePossibilities();
	if (bNoContortion) {
		return sal_False;
	} else {
		return !bResizeProtect && bContortionPossible;
	}
}

sal_Bool SdrEditView::IsCombinePossible(sal_Bool bNoPolyPoly) const
{
	ForcePossibilities();
	if (bNoPolyPoly) return bCombineNoPolyPolyPossible;
	else return bCombinePossible;
}

sal_Bool SdrEditView::IsDismantlePossible(sal_Bool bMakeLines) const
{
	ForcePossibilities();
	if (bMakeLines) return bDismantleMakeLinesPossible;
	else return bDismantlePossible;
}

void SdrEditView::CheckPossibilities()
{
	if (bSomeObjChgdFlag) bPossibilitiesDirty=sal_True;

	if(bSomeObjChgdFlag)
	{
		// This call IS necessary to correct the MarkList, in which
		// no longer to the model belonging objects still can reside.
		// These ones nned to be removed.
		CheckMarked();
	}

	if (bPossibilitiesDirty) {
		ImpResetPossibilityFlags();
		SortMarkedObjects();
		sal_uIntPtr nMarkAnz=GetMarkedObjectCount();
		if (nMarkAnz!=0) {
			bReverseOrderPossible=nMarkAnz>=2;

			sal_uIntPtr nMovableCount=0;
			bGroupPossible=nMarkAnz>=2;
			bCombinePossible=nMarkAnz>=2;
			if (nMarkAnz==1) {
				// bCombinePossible gruendlicher checken
				// fehlt noch ...
				const SdrObject* pObj=GetMarkedObjectByIndex(0);
				//const SdrPathObj* pPath=PTR_CAST(SdrPathObj,pObj);
				sal_Bool bGroup=pObj->GetSubList()!=NULL;
				sal_Bool bHasText=pObj->GetOutlinerParaObject()!=NULL;
				if (bGroup || bHasText) {
					bCombinePossible=sal_True;
				}
			}
			bCombineNoPolyPolyPossible=bCombinePossible;
			bDeletePossible=sal_True;
			// Zu den Transformationen erstmal ja sagen
			bMoveAllowed      =sal_True;
			bResizeFreeAllowed=sal_True;
			bResizePropAllowed=sal_True;
			bRotateFreeAllowed=sal_True;
			bRotate90Allowed  =sal_True;
			bMirrorFreeAllowed=sal_True;
			bMirror45Allowed  =sal_True;
			bMirror90Allowed  =sal_True;
			bShearAllowed     =sal_True;
			bEdgeRadiusAllowed=sal_False;
			bContortionPossible=sal_True;
			bCanConvToContour = sal_True;

			// these ones are only allowed when single object is selected
			bTransparenceAllowed = (nMarkAnz == 1);
			bGradientAllowed = (nMarkAnz == 1);
			if(bGradientAllowed)
			{
				// gradient depends on fillstyle
				const SdrMark* pM = GetSdrMarkByIndex(0);
				const SdrObject* pObj = pM->GetMarkedSdrObj();

				// maybe group object, so get merged ItemSet
				const SfxItemSet& rSet = pObj->GetMergedItemSet();
				SfxItemState eState = rSet.GetItemState(XATTR_FILLSTYLE, sal_False);

				if(SFX_ITEM_DONTCARE != eState)
				{
					// If state is not DONTCARE, test the item
					XFillStyle eFillStyle = ((XFillStyleItem&)(rSet.Get(XATTR_FILLSTYLE))).GetValue();

					if(eFillStyle != XFILL_GRADIENT)
					{
						bGradientAllowed = sal_False;
					}
				}
			}

			sal_Bool bNoMovRotFound=sal_False;
			const SdrPageView* pPV0=NULL;

			for (sal_uIntPtr nm=0; nm<nMarkAnz; nm++) {
				const SdrMark* pM=GetSdrMarkByIndex(nm);
				const SdrObject* pObj=pM->GetMarkedSdrObj();
				const SdrPageView* pPV=pM->GetPageView();
				if (pPV!=pPV0) {
					if (pPV->IsReadOnly()) bReadOnly=sal_True;
					pPV0=pPV;
				}

				SdrObjTransformInfoRec aInfo;
				pObj->TakeObjInfo(aInfo);
				sal_Bool bMovPrt=pObj->IsMoveProtect();
				sal_Bool bSizPrt=pObj->IsResizeProtect();
				if (!bMovPrt && aInfo.bMoveAllowed) nMovableCount++; // Menge der MovableObjs zaehlen
				if (bMovPrt) bMoveProtect=sal_True;
				if (bSizPrt) bResizeProtect=sal_True;

				// not allowed when not allowed at one object
				if(!aInfo.bTransparenceAllowed)
					bTransparenceAllowed = sal_False;

				// Wenn einer was nicht kann, duerfen's alle nicht
				if (!aInfo.bMoveAllowed      ) bMoveAllowed      =sal_False;
				if (!aInfo.bResizeFreeAllowed) bResizeFreeAllowed=sal_False;
				if (!aInfo.bResizePropAllowed) bResizePropAllowed=sal_False;
				if (!aInfo.bRotateFreeAllowed) bRotateFreeAllowed=sal_False;
				if (!aInfo.bRotate90Allowed  ) bRotate90Allowed  =sal_False;
				if (!aInfo.bMirrorFreeAllowed) bMirrorFreeAllowed=sal_False;
				if (!aInfo.bMirror45Allowed  ) bMirror45Allowed  =sal_False;
				if (!aInfo.bMirror90Allowed  ) bMirror90Allowed  =sal_False;
				if (!aInfo.bShearAllowed     ) bShearAllowed     =sal_False;
				if (aInfo.bEdgeRadiusAllowed) bEdgeRadiusAllowed=sal_True;
				if (aInfo.bNoContortion      ) bContortionPossible=sal_False;
				// Fuer Crook mit Contortion: Alle Objekte muessen
				// Movable und Rotatable sein, ausser maximal 1
				if (!bMoreThanOneNoMovRot) {
					if (!aInfo.bMoveAllowed || !aInfo.bResizeFreeAllowed) {
						bMoreThanOneNoMovRot=bNoMovRotFound;
						bNoMovRotFound=sal_True;
					}
				}

				// when one member cannot be converted, no conversion is possible
				if(!aInfo.bCanConvToContour)
					bCanConvToContour = sal_False;

				// Ungroup
				if (!bUnGroupPossible) bUnGroupPossible=pObj->GetSubList()!=NULL;
				// ConvertToCurve: Wenn mind. einer konvertiert werden kann ist das ok.
				if (aInfo.bCanConvToPath          ) bCanConvToPath          =sal_True;
				if (aInfo.bCanConvToPoly          ) bCanConvToPoly          =sal_True;
				if (aInfo.bCanConvToPathLineToArea) bCanConvToPathLineToArea=sal_True;
				if (aInfo.bCanConvToPolyLineToArea) bCanConvToPolyLineToArea=sal_True;

				// Combine/Dismantle
				if(bCombinePossible)
				{
					bCombinePossible = ImpCanConvertForCombine(pObj);
					bCombineNoPolyPolyPossible = bCombinePossible;
				}

				if (!bDismantlePossible) bDismantlePossible = ImpCanDismantle(pObj, sal_False);
				if (!bDismantleMakeLinesPossible) bDismantleMakeLinesPossible = ImpCanDismantle(pObj, sal_True);
				// OrthoDesiredOnMarked checken
				if (!bOrthoDesiredOnMarked && !aInfo.bNoOrthoDesired) bOrthoDesiredOnMarked=sal_True;
				// ImportMtf checken

                if (!bImportMtfPossible)
                {
                    const SdrGrafObj* pSdrGrafObj = dynamic_cast< const SdrGrafObj* >(pObj);
                    const SdrOle2Obj* pSdrOle2Obj = dynamic_cast< const SdrOle2Obj* >(pObj);

                    if(pSdrGrafObj && ((pSdrGrafObj->HasGDIMetaFile() && !pSdrGrafObj->IsEPS()) || pSdrGrafObj->isEmbeddedSvg()))
                    {
                        bImportMtfPossible = sal_True;
                    }

                    if(pSdrOle2Obj)
                    {
                        bImportMtfPossible = pSdrOle2Obj->GetObjRef().is();
                    }
                }
			}

			bMoreThanOneNotMovable=nMovableCount<nMarkAnz-1;
			bOneOrMoreMovable=nMovableCount!=0;
			bGrpEnterPossible=bUnGroupPossible;
		}
		ImpCheckToTopBtmPossible();
		((SdrPolyEditView*)this)->ImpCheckPolyPossibilities();
		bPossibilitiesDirty=sal_False;

		if (bReadOnly) {
			sal_Bool bMerker1=bGrpEnterPossible;
			ImpResetPossibilityFlags();
			bReadOnly=sal_True;
			bGrpEnterPossible=bMerker1;
		}
		if (bMoveAllowed) {
			// Verschieben von angeklebten Verbindern unterbinden
			// Derzeit nur fuer Einfachselektion implementiert.
			if (nMarkAnz==1) {
				SdrObject* pObj=GetMarkedObjectByIndex(0);
				SdrEdgeObj* pEdge=PTR_CAST(SdrEdgeObj,pObj);
				if (pEdge!=NULL) {
					SdrObject* pNode1=pEdge->GetConnectedNode(sal_True);
					SdrObject* pNode2=pEdge->GetConnectedNode(sal_False);
					if (pNode1!=NULL || pNode2!=NULL) bMoveAllowed=sal_False;
				}
			}
		}
	}
}

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

void SdrEditView::ForceMarkedObjToAnotherPage()
{
	sal_Bool bFlg=sal_False;
	for (sal_uIntPtr nm=0; nm<GetMarkedObjectCount(); nm++) {
		SdrMark* pM=GetSdrMarkByIndex(nm);
		SdrObject* pObj=pM->GetMarkedSdrObj();
		Rectangle aObjRect(pObj->GetCurrentBoundRect());
		Rectangle aPgRect(pM->GetPageView()->GetPageRect());
		if (!aObjRect.IsOver(aPgRect)) {
			sal_Bool bFnd=sal_False;
			SdrPageView* pPV = GetSdrPageView();

			if(pPV)
			{
				bFnd = aObjRect.IsOver(pPV->GetPageRect());
			}

			if(bFnd)
			{
				pM->GetPageView()->GetObjList()->RemoveObject(pObj->GetOrdNum());
				SdrInsertReason aReason(SDRREASON_VIEWCALL);
				pPV->GetObjList()->InsertObject(pObj,CONTAINER_APPEND,&aReason);
				pM->SetPageView(pPV);
				InvalidateAllWin(aObjRect);
				bFlg=sal_True;
			}
		}
	}
	if (bFlg) {
		MarkListHasChanged();
	}
}

void SdrEditView::DeleteMarkedList(const SdrMarkList& rMark)
{
	if (rMark.GetMarkCount()!=0)
	{
		rMark.ForceSort();

		const bool bUndo = IsUndoEnabled();
		if( bUndo )
			BegUndo();
		const sal_uInt32 nMarkAnz(rMark.GetMarkCount());

        if(nMarkAnz)
        {
		    sal_uInt32 nm(0);
            std::vector< E3DModifySceneSnapRectUpdater* > aUpdaters;

			if( bUndo )
			{
				for(nm = nMarkAnz; nm > 0;)
				{
					nm--;
					SdrMark* pM = rMark.GetMark(nm);
    				SdrObject* pObj = pM->GetMarkedSdrObj();

					// extra undo actions for changed connector which now may hold it's layouted path (SJ)
					std::vector< SdrUndoAction* > vConnectorUndoActions( CreateConnectorUndo( *pObj ) );
					AddUndoActions( vConnectorUndoActions );

					AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoDeleteObject(*pObj));
				}
			}

            // Sicherstellen, dass die OrderNums stimmen:
		    rMark.GetMark(0)->GetMarkedSdrObj()->GetOrdNum();

			std::vector< SdrObject* > aRemoved3DObjects;

            for(nm = nMarkAnz; nm > 0;)
            {
			    nm--;
			    SdrMark* pM = rMark.GetMark(nm);
			    SdrObject* pObj = pM->GetMarkedSdrObj();
			    SdrObjList*  pOL = pObj->GetObjList(); //#52680#
			    const sal_uInt32 nOrdNum(pObj->GetOrdNumDirect());

				bool bIs3D = dynamic_cast< E3dObject* >(pObj);
                // set up a scene updater if object is a 3d object
                if(bIs3D)
                {
                    aUpdaters.push_back(new E3DModifySceneSnapRectUpdater(pObj));
                }

                pOL->RemoveObject(nOrdNum);

				if( !bUndo )
				{
					if( bIs3D )
						aRemoved3DObjects.push_back( pObj ); // may be needed later
					else
						SdrObject::Free(pObj);
				}
		    }

            // fire scene updaters
            while(!aUpdaters.empty())
            {
                delete aUpdaters.back();
                aUpdaters.pop_back();
            }

			if( !bUndo )
			{
				// now delete removed scene objects
				while(!aRemoved3DObjects.empty())
				{
					SdrObject::Free( aRemoved3DObjects.back() );
					aRemoved3DObjects.pop_back();
				}
			}
		}

		if( bUndo )
			EndUndo();
	}
}

void SdrEditView::DeleteMarkedObj()
{
    // #i110981# return when nothing is to be done at all
    if(!GetMarkedObjectCount())
    {
        return;
    }

	// moved breaking action and undo start outside loop
	BrkAction();
	BegUndo(ImpGetResStr(STR_EditDelete),GetDescriptionOfMarkedObjects(),SDRREPFUNC_OBJ_DELETE);

	// remove as long as something is selected. This allows to schedule objects for
	// removal for a next run as needed
	while(GetMarkedObjectCount())
	{
		// vector to remember the parents which may be empty after object removal
		std::vector< SdrObject* > aParents;

		{
			const SdrMarkList& rMarkList = GetMarkedObjectList();
			const sal_uInt32 nCount(rMarkList.GetMarkCount());
			sal_uInt32 a(0);

			for(a = 0; a < nCount; a++)
			{
				// in the first run, add all found parents, but only once
			    SdrMark* pMark = rMarkList.GetMark(a);
				SdrObject* pObject = pMark->GetMarkedSdrObj();
				SdrObject* pParent = pObject->GetObjList()->GetOwnerObj();

				if(pParent)
				{
					if(!aParents.empty())
					{
						std::vector< SdrObject* >::iterator aFindResult =
							std::find(aParents.begin(), aParents.end(), pParent);

						if(aFindResult == aParents.end())
						{
							aParents.push_back(pParent);
						}
					}
					else
					{
						aParents.push_back(pParent);
					}
				}
			}

			if(!aParents.empty())
			{
				// in a 2nd run, remove all objects which may already be scheduled for
				// removal. I am not sure if this can happen, but theoretically
				// a to-be-removed object may already be the group/3DScene itself
				for(a = 0; a < nCount; a++)
				{
					SdrMark* pMark = rMarkList.GetMark(a);
					SdrObject* pObject = pMark->GetMarkedSdrObj();

					std::vector< SdrObject* >::iterator aFindResult =
						std::find(aParents.begin(), aParents.end(), pObject);

					if(aFindResult != aParents.end())
					{
						aParents.erase(aFindResult);
					}
				}
			}
		}

		// original stuff: remove selected objects. Handle clear will
		// do something only once
		DeleteMarkedList(GetMarkedObjectList());
		GetMarkedObjectListWriteAccess().Clear();
		aHdl.Clear();

		while(aParents.size() && !GetMarkedObjectCount())
		{
			// iterate over remembered parents
			SdrObject* pParent = aParents.back();
			aParents.pop_back();

			if(pParent->GetSubList() && 0 == pParent->GetSubList()->GetObjCount())
			{
				// we detected an empty parent, a candidate to leave group/3DScene
				// if entered
				if(GetSdrPageView()->GetAktGroup()
					&& GetSdrPageView()->GetAktGroup() == pParent)
				{
					GetSdrPageView()->LeaveOneGroup();
				}

				// schedule empty parent for removal
				GetMarkedObjectListWriteAccess().InsertEntry(
					SdrMark(pParent, GetSdrPageView()));
			}
		}
	}

	// end undo and change messaging moved at the end
	EndUndo();
	MarkListHasChanged();
}

void SdrEditView::CopyMarkedObj()
{
	SortMarkedObjects();

	SdrMarkList aSourceObjectsForCopy(GetMarkedObjectList());
	// Folgende Schleife Anstatt MarkList::Merge(), damit
	// ich jeweils mein Flag an die MarkEntries setzen kann.
	sal_uIntPtr nEdgeAnz = GetEdgesOfMarkedNodes().GetMarkCount();
	for (sal_uIntPtr nEdgeNum=0; nEdgeNum<nEdgeAnz; nEdgeNum++) {
		SdrMark aM(*GetEdgesOfMarkedNodes().GetMark(nEdgeNum));
		aM.SetUser(1);
		aSourceObjectsForCopy.InsertEntry(aM);
	}
	aSourceObjectsForCopy.ForceSort();

	// #i13033#
	// New mechanism to re-create the connections of cloned connectors
	CloneList aCloneList;

	const bool bUndo = IsUndoEnabled();

	GetMarkedObjectListWriteAccess().Clear();
	sal_uIntPtr nCloneErrCnt=0;
	sal_uIntPtr nMarkAnz=aSourceObjectsForCopy.GetMarkCount();
	sal_uIntPtr nm;
	for (nm=0; nm<nMarkAnz; nm++) {
		SdrMark* pM=aSourceObjectsForCopy.GetMark(nm);
		SdrObject* pO=pM->GetMarkedSdrObj()->Clone();
		if (pO!=NULL) {
			SdrInsertReason aReason(SDRREASON_VIEWCALL);
			pM->GetPageView()->GetObjList()->InsertObject(pO,CONTAINER_APPEND,&aReason);

			if( bUndo )
				AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoCopyObject(*pO));

			SdrMark aME(*pM);
			aME.SetMarkedSdrObj(pO);
			aCloneList.AddPair(pM->GetMarkedSdrObj(), pO);

			if (pM->GetUser()==0)
			{
				// Sonst war's nur eine mitzukierende Edge
				GetMarkedObjectListWriteAccess().InsertEntry(aME);
			}
		} else {
			nCloneErrCnt++;
		}
	}

	// #i13033#
	// New mechanism to re-create the connections of cloned connectors
	aCloneList.CopyConnections();

	if(0L != nCloneErrCnt)
	{
#ifdef DBG_UTIL
		ByteString aStr("SdrEditView::CopyMarkedObj(): Fehler beim Clonen ");

		if(nCloneErrCnt == 1)
		{
			aStr += "eines Zeichenobjekts.";
		}
		else
		{
			aStr += "von ";
			aStr += ByteString::CreateFromInt32( nCloneErrCnt );
			aStr += " Zeichenobjekten.";
		}

		aStr += " Objektverbindungen werden nicht mitkopiert.";
		DBG_ERROR(aStr.GetBuffer());
#endif
	}
	MarkListHasChanged();
}

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

sal_Bool SdrEditView::InsertObjectAtView(SdrObject* pObj, SdrPageView& rPV, sal_uIntPtr nOptions)
{
	if ((nOptions & SDRINSERT_SETDEFLAYER)!=0) {
		SdrLayerID nLayer=rPV.GetPage()->GetLayerAdmin().GetLayerID(aAktLayer,sal_True);
		if (nLayer==SDRLAYER_NOTFOUND) nLayer=0;
		if (rPV.GetLockedLayers().IsSet(nLayer) || !rPV.GetVisibleLayers().IsSet(nLayer)) {
			SdrObject::Free( pObj ); // Layer gesperrt oder nicht sichtbar
			return sal_False;
		}
		pObj->NbcSetLayer(nLayer);
	}
	if ((nOptions & SDRINSERT_SETDEFATTR)!=0) {
		if (pDefaultStyleSheet!=NULL) pObj->NbcSetStyleSheet(pDefaultStyleSheet, sal_False);
		pObj->SetMergedItemSet(aDefaultAttr);
	}
	if (!pObj->IsInserted()) {
		SdrInsertReason aReason(SDRREASON_VIEWCALL);
		if ((nOptions & SDRINSERT_NOBROADCAST)!=0) {
			rPV.GetObjList()->NbcInsertObject(pObj,CONTAINER_APPEND,&aReason);
		} else {
			rPV.GetObjList()->InsertObject(pObj,CONTAINER_APPEND,&aReason);
		}
	}
	if( IsUndoEnabled() )
		AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoNewObject(*pObj));

	if ((nOptions & SDRINSERT_DONTMARK)==0) {
		if ((nOptions & SDRINSERT_ADDMARK)==0) UnmarkAllObj();
		MarkObj(pObj,&rPV);
	}
	return sal_True;
}

void SdrEditView::ReplaceObjectAtView(SdrObject* pOldObj, SdrPageView& rPV, SdrObject* pNewObj, sal_Bool bMark)
{
    if(IsTextEdit())
    {
#ifdef DBG_UTIL
        if(pOldObj && dynamic_cast< SdrTextObj* >(pOldObj) && static_cast< SdrTextObj* >(pOldObj)->IsTextEditActive())
        {
            OSL_ENSURE(false, "OldObject is in TextEdit mode, this has to be ended before replacing it usnig SdrEndTextEdit (!)");
        }

        if(pNewObj && dynamic_cast< SdrTextObj* >(pNewObj) && static_cast< SdrTextObj* >(pNewObj)->IsTextEditActive())
        {
            OSL_ENSURE(false, "NewObject is in TextEdit mode, this has to be ended before replacing it usnig SdrEndTextEdit (!)");
        }
#endif

        // #123468# emergency repair situation, needs to cast up to a class derived from
        // this one; (aw080 has a mechanism for that and the view hierarchy is secured to
        // always be a SdrView)
        if(dynamic_cast< SdrView* >(this)) static_cast< SdrView* >(this)->SdrEndTextEdit();
    }

	SdrObjList* pOL=pOldObj->GetObjList();
	const bool bUndo = IsUndoEnabled();
	if( bUndo  )
		AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoReplaceObject(*pOldObj,*pNewObj));

	if( IsObjMarked( pOldObj ) )
	    MarkObj( pOldObj, &rPV, sal_True /*unmark!*/ );

	pOL->ReplaceObject(pNewObj,pOldObj->GetOrdNum());

	if( !bUndo )
		SdrObject::Free( pOldObj );

	if (bMark) MarkObj(pNewObj,&rPV);
}

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

bool SdrEditView::IsUndoEnabled() const
{
	return pMod->IsUndoEnabled();
}