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Diffstat (limited to 'svx/source/svdraw/svdmark.cxx')
| -rw-r--r-- | svx/source/svdraw/svdmark.cxx | 791 |
1 files changed, 791 insertions, 0 deletions
diff --git a/svx/source/svdraw/svdmark.cxx b/svx/source/svdraw/svdmark.cxx new file mode 100644 index 000000000..e3c77bda1 --- /dev/null +++ b/svx/source/svdraw/svdmark.cxx @@ -0,0 +1,791 @@ +/* -*- 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 <sal/config.h> + +#include <osl/time.h> +#include <svx/svdmark.hxx> +#include <svx/svdobj.hxx> +#include <svx/svdpage.hxx> +#include <svx/svdpagv.hxx> +#include <svx/strings.hrc> +#include <svx/dialmgr.hxx> + + +#include <svx/obj3d.hxx> +#include <svx/scene3d.hxx> +#include <svl/SfxBroadcaster.hxx> +#include <svx/svdoedge.hxx> +#include <osl/diagnose.h> + +#include <cassert> + +void SdrMark::setTime() +{ + TimeValue aNow; + osl_getSystemTime(&aNow); + mnTimeStamp = sal_Int64(aNow.Seconds) * 1000000000 + aNow.Nanosec; +} + +SdrMark::SdrMark(SdrObject* pNewObj, SdrPageView* pNewPageView) +: mpSelectedSdrObject(pNewObj), + mpPageView(pNewPageView), + mbCon1(false), + mbCon2(false), + mnUser(0) +{ + if(mpSelectedSdrObject) + { + mpSelectedSdrObject->AddObjectUser( *this ); + } + setTime(); +} + +SdrMark::SdrMark(const SdrMark& rMark) +: ObjectUser(), + mnTimeStamp(0), + mpSelectedSdrObject(nullptr), + mpPageView(nullptr), + mbCon1(false), + mbCon2(false), + mnUser(0) +{ + *this = rMark; +} + +SdrMark::~SdrMark() +{ + if (mpSelectedSdrObject) + { + mpSelectedSdrObject->RemoveObjectUser( *this ); + } +} + +void SdrMark::ObjectInDestruction(const SdrObject& rObject) +{ + (void) rObject; // avoid warnings + OSL_ENSURE(mpSelectedSdrObject && mpSelectedSdrObject == &rObject, "SdrMark::ObjectInDestruction: called from object different from hosted one (!)"); + OSL_ENSURE(mpSelectedSdrObject, "SdrMark::ObjectInDestruction: still selected SdrObject is deleted, deselect first (!)"); + mpSelectedSdrObject = nullptr; +} + +void SdrMark::SetMarkedSdrObj(SdrObject* pNewObj) +{ + if(mpSelectedSdrObject) + { + mpSelectedSdrObject->RemoveObjectUser( *this ); + } + + mpSelectedSdrObject = pNewObj; + + if(mpSelectedSdrObject) + { + mpSelectedSdrObject->AddObjectUser( *this ); + } +} + +SdrMark& SdrMark::operator=(const SdrMark& rMark) +{ + SetMarkedSdrObj(rMark.mpSelectedSdrObject); + + mnTimeStamp = rMark.mnTimeStamp; + mpPageView = rMark.mpPageView; + mbCon1 = rMark.mbCon1; + mbCon2 = rMark.mbCon2; + mnUser = rMark.mnUser; + maPoints = rMark.maPoints; + maGluePoints = rMark.maGluePoints; + + return *this; +} + +static bool ImpSdrMarkListSorter(std::unique_ptr<SdrMark> const& lhs, std::unique_ptr<SdrMark> const& rhs) +{ + SdrObject* pObj1 = lhs->GetMarkedSdrObj(); + SdrObject* pObj2 = rhs->GetMarkedSdrObj(); + SdrObjList* pOL1 = pObj1 ? pObj1->getParentSdrObjListFromSdrObject() : nullptr; + SdrObjList* pOL2 = pObj2 ? pObj2->getParentSdrObjListFromSdrObject() : nullptr; + + if (pOL1 == pOL2) + { + // AF: Note that I reverted a change from sal_uInt32 to sal_uLong (made + // for 64bit compliance, #i78198#) because internally in SdrObject + // both nOrdNum and mnNavigationPosition are stored as sal_uInt32. + sal_uInt32 nObjOrd1(pObj1 ? pObj1->GetNavigationPosition() : 0); + sal_uInt32 nObjOrd2(pObj2 ? pObj2->GetNavigationPosition() : 0); + + return nObjOrd1 < nObjOrd2; + } + else + { + return pOL1 < pOL2; + } +} + + +void SdrMarkList::ForceSort() const +{ + if(!mbSorted) + { + const_cast<SdrMarkList*>(this)->ImpForceSort(); + } +} + +void SdrMarkList::ImpForceSort() +{ + if(mbSorted) + return; + + mbSorted = true; + size_t nCount = maList.size(); + + // remove invalid + if(nCount > 0 ) + { + maList.erase(std::remove_if(maList.begin(), maList.end(), + [](std::unique_ptr<SdrMark>& rItem) { return rItem->GetMarkedSdrObj() == nullptr; }), + maList.end()); + nCount = maList.size(); + } + + if(nCount <= 1) + return; + + std::sort(maList.begin(), maList.end(), ImpSdrMarkListSorter); + + // remove duplicates + if(maList.size() <= 1) + return; + + SdrMark* pCurrent = maList.back().get(); + for (size_t count = maList.size() - 1; count; --count) + { + size_t i = count - 1; + SdrMark* pCmp = maList[i].get(); + assert(pCurrent->GetMarkedSdrObj()); + if(pCurrent->GetMarkedSdrObj() == pCmp->GetMarkedSdrObj()) + { + // Con1/Con2 Merging + if(pCmp->IsCon1()) + pCurrent->SetCon1(true); + + if(pCmp->IsCon2()) + pCurrent->SetCon2(true); + + // delete pCmp + maList.erase(maList.begin() + i); + } + else + { + pCurrent = pCmp; + } + } +} + +void SdrMarkList::Clear() +{ + maList.clear(); + mbSorted = true; //we're empty, so can be considered sorted + SetNameDirty(); +} + +SdrMarkList& SdrMarkList::operator=(const SdrMarkList& rLst) +{ + if (this != &rLst) + { + Clear(); + + for(size_t i = 0; i < rLst.GetMarkCount(); ++i) + { + SdrMark* pMark = rLst.GetMark(i); + maList.emplace_back(new SdrMark(*pMark)); + } + + maMarkName = rLst.maMarkName; + mbNameOk = rLst.mbNameOk; + maPointName = rLst.maPointName; + mbPointNameOk = rLst.mbPointNameOk; + maGluePointName = rLst.maGluePointName; + mbSorted = rLst.mbSorted; + } + return *this; +} + +SdrMark* SdrMarkList::GetMark(size_t nNum) const +{ + return (nNum < maList.size()) ? maList[nNum].get() : nullptr; +} + +size_t SdrMarkList::FindObject(const SdrObject* pObj) const +{ + // Since relying on OrdNums is not allowed for the selection because objects in the + // selection may not be inserted in a list if they are e.g. modified ATM, i changed + // this loop to just look if the object pointer is in the selection. + + // Problem is that GetOrdNum() which is const, internally casts to non-const and + // hardly sets the OrdNum member of the object (nOrdNum) to 0 (ZERO) if the object + // is not inserted in an object list. + // Since this may be by purpose and necessary somewhere else i decided that it is + // less dangerous to change this method then changing SdrObject::GetOrdNum(). + if(pObj) + { + for(size_t a = 0; a < maList.size(); ++a) + { + if(maList[a]->GetMarkedSdrObj() == pObj) + { + return a; + } + } + } + + return SAL_MAX_SIZE; +} + +void SdrMarkList::InsertEntry(const SdrMark& rMark, bool bChkSort) +{ + SetNameDirty(); + const size_t nCount(maList.size()); + + if(!bChkSort || !mbSorted || nCount == 0) + { + if(!bChkSort) + mbSorted = false; + + maList.emplace_back(new SdrMark(rMark)); + } + else + { + SdrMark* pLast = GetMark(nCount - 1); + const SdrObject* pLastObj = pLast->GetMarkedSdrObj(); + const SdrObject* pNewObj = rMark.GetMarkedSdrObj(); + + if(pLastObj == pNewObj) + { + // This one already exists. + // Con1/Con2 Merging + if(rMark.IsCon1()) + pLast->SetCon1(true); + + if(rMark.IsCon2()) + pLast->SetCon2(true); + } + else + { + maList.emplace_back(new SdrMark(rMark)); + + // now check if the sort is ok + const SdrObjList* pLastOL = pLastObj!=nullptr ? pLastObj->getParentSdrObjListFromSdrObject() : nullptr; + const SdrObjList* pNewOL = pNewObj !=nullptr ? pNewObj->getParentSdrObjListFromSdrObject() : nullptr; + + if(pLastOL == pNewOL) + { + const sal_uLong nLastNum(pLastObj!=nullptr ? pLastObj->GetOrdNum() : 0); + const sal_uLong nNewNum(pNewObj !=nullptr ? pNewObj ->GetOrdNum() : 0); + + if(nNewNum < nLastNum) + { + // at some point, we have to sort + mbSorted = false; + } + } + else + { + // at some point, we have to sort + mbSorted = false; + } + } + } +} + +void SdrMarkList::DeleteMark(size_t nNum) +{ + SdrMark* pMark = GetMark(nNum); + DBG_ASSERT(pMark!=nullptr,"DeleteMark: MarkEntry not found."); + + if(pMark) + { + maList.erase(maList.begin() + nNum); + if (maList.empty()) + mbSorted = true; //we're empty, so can be considered sorted + SetNameDirty(); + } +} + +void SdrMarkList::ReplaceMark(const SdrMark& rNewMark, size_t nNum) +{ + SdrMark* pMark = GetMark(nNum); + DBG_ASSERT(pMark!=nullptr,"ReplaceMark: MarkEntry not found."); + + if(pMark) + { + SetNameDirty(); + maList[nNum].reset(new SdrMark(rNewMark)); + mbSorted = false; + } +} + +void SdrMarkList::Merge(const SdrMarkList& rSrcList, bool bReverse) +{ + const size_t nCount(rSrcList.maList.size()); + + if(rSrcList.mbSorted) + { + // merge without forcing a Sort in rSrcList + bReverse = false; + } + + if(!bReverse) + { + for(size_t i = 0; i < nCount; ++i) + { + SdrMark* pM = rSrcList.maList[i].get(); + InsertEntry(*pM); + } + } + else + { + for(size_t i = nCount; i > 0;) + { + --i; + SdrMark* pM = rSrcList.maList[i].get(); + InsertEntry(*pM); + } + } +} + +bool SdrMarkList::DeletePageView(const SdrPageView& rPV) +{ + bool bChgd(false); + + for(auto it = maList.begin(); it != maList.end(); ) + { + SdrMark* pMark = it->get(); + + if(pMark->GetPageView()==&rPV) + { + it = maList.erase(it); + SetNameDirty(); + bChgd = true; + } + else + ++it; + } + + return bChgd; +} + +bool SdrMarkList::InsertPageView(const SdrPageView& rPV) +{ + bool bChgd(false); + DeletePageView(rPV); // delete all of them, then append the entire page + const SdrObjList* pOL = rPV.GetObjList(); + const size_t nObjCount(pOL->GetObjCount()); + + for(size_t nO = 0; nO < nObjCount; ++nO) + { + SdrObject* pObj = pOL->GetObj(nO); + bool bDoIt(rPV.IsObjMarkable(pObj)); + + if(bDoIt) + { + maList.emplace_back(new SdrMark(pObj, const_cast<SdrPageView*>(&rPV))); + SetNameDirty(); + bChgd = true; + } + } + + return bChgd; +} + +const OUString& SdrMarkList::GetMarkDescription() const +{ + const size_t nCount(GetMarkCount()); + + if(mbNameOk && 1 == nCount) + { + // if it's a single selection, cache only text frame + const SdrObject* pObj = GetMark(0)->GetMarkedSdrObj(); + const SdrTextObj* pTextObj = dynamic_cast<const SdrTextObj*>( pObj ); + + if(!pTextObj || !pTextObj->IsTextFrame()) + { + const_cast<SdrMarkList*>(this)->mbNameOk = false; + } + } + + if(!mbNameOk) + { + SdrMark* pMark = GetMark(0); + OUString aNam; + + if(!nCount) + { + const_cast<SdrMarkList*>(this)->maMarkName = SvxResId(STR_ObjNameNoObj); + } + else if(1 == nCount) + { + if(pMark->GetMarkedSdrObj()) + { + aNam = pMark->GetMarkedSdrObj()->TakeObjNameSingul(); + } + } + else + { + if(pMark->GetMarkedSdrObj()) + { + aNam = pMark->GetMarkedSdrObj()->TakeObjNamePlural(); + bool bEq(true); + + for(size_t i = 1; i < GetMarkCount() && bEq; ++i) + { + SdrMark* pMark2 = GetMark(i); + OUString aStr1(pMark2->GetMarkedSdrObj()->TakeObjNamePlural()); + bEq = aNam == aStr1; + } + + if(!bEq) + { + aNam = SvxResId(STR_ObjNamePlural); + } + } + + aNam = OUString::number( nCount ) + " " + aNam; + } + + const_cast<SdrMarkList*>(this)->maMarkName = aNam; + const_cast<SdrMarkList*>(this)->mbNameOk = true; + } + + return maMarkName; +} + +const OUString& SdrMarkList::GetPointMarkDescription(bool bGlue) const +{ + bool& rNameOk = const_cast<bool&>(bGlue ? mbGluePointNameOk : mbPointNameOk); + OUString& rName = const_cast<OUString&>(bGlue ? maGluePointName : maPointName); + const size_t nMarkCount(GetMarkCount()); + size_t nMarkPtCnt(0); + size_t nMarkPtObjCnt(0); + size_t n1stMarkNum(SAL_MAX_SIZE); + + for(size_t nMarkNum = 0; nMarkNum < nMarkCount; ++nMarkNum) + { + const SdrMark* pMark = GetMark(nMarkNum); + const SdrUShortCont& rPts = bGlue ? pMark->GetMarkedGluePoints() : pMark->GetMarkedPoints(); + + if (!rPts.empty()) + { + if(n1stMarkNum == SAL_MAX_SIZE) + { + n1stMarkNum = nMarkNum; + } + + nMarkPtCnt += rPts.size(); + nMarkPtObjCnt++; + } + + if(nMarkPtObjCnt > 1 && rNameOk) + { + // preliminary decision + return rName; + } + } + + if(rNameOk && 1 == nMarkPtObjCnt) + { + // if it's a single selection, cache only text frame + const SdrObject* pObj = GetMark(0)->GetMarkedSdrObj(); + const SdrTextObj* pTextObj = dynamic_cast<const SdrTextObj*>( pObj ); + + if(!pTextObj || !pTextObj->IsTextFrame()) + { + rNameOk = false; + } + } + + if(!nMarkPtObjCnt) + { + rName.clear(); + rNameOk = true; + } + else if(!rNameOk) + { + const SdrMark* pMark = GetMark(n1stMarkNum); + OUString aNam; + + if(1 == nMarkPtObjCnt) + { + if(pMark->GetMarkedSdrObj()) + { + aNam = pMark->GetMarkedSdrObj()->TakeObjNameSingul(); + } + } + else + { + if(pMark->GetMarkedSdrObj()) + { + aNam = pMark->GetMarkedSdrObj()->TakeObjNamePlural(); + } + + bool bEq(true); + + for(size_t i = n1stMarkNum + 1; i < GetMarkCount() && bEq; ++i) + { + const SdrMark* pMark2 = GetMark(i); + const SdrUShortCont& rPts = bGlue ? pMark2->GetMarkedGluePoints() : pMark2->GetMarkedPoints(); + + if (!rPts.empty() && pMark2->GetMarkedSdrObj()) + { + OUString aStr1(pMark2->GetMarkedSdrObj()->TakeObjNamePlural()); + bEq = aNam == aStr1; + } + } + + if(!bEq) + { + aNam = SvxResId(STR_ObjNamePlural); + } + + aNam = OUString::number( nMarkPtObjCnt ) + " " + aNam; + } + + OUString aStr1; + + if(1 == nMarkPtCnt) + { + aStr1 = SvxResId(bGlue ? STR_ViewMarkedGluePoint : STR_ViewMarkedPoint); + } + else + { + aStr1 = SvxResId(bGlue ? STR_ViewMarkedGluePoints : STR_ViewMarkedPoints); + aStr1 = aStr1.replaceFirst("%2", OUString::number( nMarkPtCnt )); + } + + aStr1 = aStr1.replaceFirst("%1", aNam); + rName = aStr1; + rNameOk = true; + } + + return rName; +} + +bool SdrMarkList::TakeBoundRect(SdrPageView const * pPV, tools::Rectangle& rRect) const +{ + bool bFnd(false); + tools::Rectangle aR; + + for(size_t i = 0; i < GetMarkCount(); ++i) + { + SdrMark* pMark = GetMark(i); + + if(!pPV || pMark->GetPageView() == pPV) + { + if(pMark->GetMarkedSdrObj()) + { + aR = pMark->GetMarkedSdrObj()->GetCurrentBoundRect(); + + if(bFnd) + { + rRect.Union(aR); + } + else + { + rRect = aR; + bFnd = true; + } + } + } + } + + return bFnd; +} + +bool SdrMarkList::TakeSnapRect(SdrPageView const * pPV, tools::Rectangle& rRect) const +{ + bool bFnd(false); + + for(size_t i = 0; i < GetMarkCount(); ++i) + { + SdrMark* pMark = GetMark(i); + + if(!pPV || pMark->GetPageView() == pPV) + { + if(pMark->GetMarkedSdrObj()) + { + tools::Rectangle aR(pMark->GetMarkedSdrObj()->GetSnapRect()); + + if(bFnd) + { + rRect.Union(aR); + } + else + { + rRect = aR; + bFnd = true; + } + } + } + } + + return bFnd; +} + + +namespace sdr +{ + ViewSelection::ViewSelection() + : mbEdgesOfMarkedNodesDirty(false) + { + } + + void ViewSelection::SetEdgesOfMarkedNodesDirty() + { + if(!mbEdgesOfMarkedNodesDirty) + { + mbEdgesOfMarkedNodesDirty = true; + maEdgesOfMarkedNodes.Clear(); + maMarkedEdgesOfMarkedNodes.Clear(); + maAllMarkedObjects.clear(); + } + } + + const SdrMarkList& ViewSelection::GetEdgesOfMarkedNodes() const + { + if(mbEdgesOfMarkedNodesDirty) + { + const_cast<ViewSelection*>(this)->ImpForceEdgesOfMarkedNodes(); + } + + return maEdgesOfMarkedNodes; + } + + const SdrMarkList& ViewSelection::GetMarkedEdgesOfMarkedNodes() const + { + if(mbEdgesOfMarkedNodesDirty) + { + const_cast<ViewSelection*>(this)->ImpForceEdgesOfMarkedNodes(); + } + + return maMarkedEdgesOfMarkedNodes; + } + + const std::vector<SdrObject*>& ViewSelection::GetAllMarkedObjects() const + { + if(mbEdgesOfMarkedNodesDirty) + const_cast<ViewSelection*>(this)->ImpForceEdgesOfMarkedNodes(); + + return maAllMarkedObjects; + } + + void ViewSelection::ImplCollectCompleteSelection(SdrObject* pObj) + { + if(!pObj) + return; + + bool bIsGroup(pObj->IsGroupObject()); + + if(bIsGroup && dynamic_cast< const E3dObject* >(pObj) != nullptr && dynamic_cast< const E3dScene* >(pObj) == nullptr) + { + bIsGroup = false; + } + + if(bIsGroup) + { + SdrObjList* pList = pObj->GetSubList(); + + for(size_t a = 0; a < pList->GetObjCount(); ++a) + { + SdrObject* pObj2 = pList->GetObj(a); + ImplCollectCompleteSelection(pObj2); + } + } + + maAllMarkedObjects.push_back(pObj); + } + + void ViewSelection::ImpForceEdgesOfMarkedNodes() + { + if(!mbEdgesOfMarkedNodesDirty) + return; + + mbEdgesOfMarkedNodesDirty = false; + maMarkedObjectList.ForceSort(); + maEdgesOfMarkedNodes.Clear(); + maMarkedEdgesOfMarkedNodes.Clear(); + maAllMarkedObjects.clear(); + + // GetMarkCount after ForceSort + const size_t nMarkCount(maMarkedObjectList.GetMarkCount()); + + for(size_t a = 0; a < nMarkCount; ++a) + { + SdrObject* pCandidate = maMarkedObjectList.GetMark(a)->GetMarkedSdrObj(); + + if(pCandidate) + { + // build transitive hull + ImplCollectCompleteSelection(pCandidate); + + // travel over broadcaster/listener to access edges connected to the selected object + const SfxBroadcaster* pBC = pCandidate->GetBroadcaster(); + + if(pBC) + { + const size_t nLstCnt(pBC->GetSizeOfVector()); + + for(size_t nl=0; nl < nLstCnt; ++nl) + { + SfxListener* pLst = pBC->GetListener(nl); + SdrEdgeObj* pEdge = dynamic_cast<SdrEdgeObj*>( pLst ); + + if(pEdge && pEdge->IsInserted() && pEdge->getSdrPageFromSdrObject() == pCandidate->getSdrPageFromSdrObject()) + { + SdrMark aM(pEdge, maMarkedObjectList.GetMark(a)->GetPageView()); + + if(pEdge->GetConnectedNode(true) == pCandidate) + { + aM.SetCon1(true); + } + + if(pEdge->GetConnectedNode(false) == pCandidate) + { + aM.SetCon2(true); + } + + if(SAL_MAX_SIZE == maMarkedObjectList.FindObject(pEdge)) + { + // check if it itself is selected + maEdgesOfMarkedNodes.InsertEntry(aM); + } + else + { + maMarkedEdgesOfMarkedNodes.InsertEntry(aM); + } + } + } + } + } + } + + maEdgesOfMarkedNodes.ForceSort(); + maMarkedEdgesOfMarkedNodes.ForceSort(); + } +} // end of namespace sdr + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |