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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /svx/source/svdraw/svdoedge.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'svx/source/svdraw/svdoedge.cxx')
-rw-r--r--svx/source/svdraw/svdoedge.cxx2647
1 files changed, 2647 insertions, 0 deletions
diff --git a/svx/source/svdraw/svdoedge.cxx b/svx/source/svdraw/svdoedge.cxx
new file mode 100644
index 000000000..769a720c3
--- /dev/null
+++ b/svx/source/svdraw/svdoedge.cxx
@@ -0,0 +1,2647 @@
+/* -*- 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/dialmgr.hxx>
+#include <svx/strings.hrc>
+#include <osl/diagnose.h>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <svl/hint.hxx>
+
+#include <sdr/contact/viewcontactofsdredgeobj.hxx>
+#include <sdr/properties/connectorproperties.hxx>
+#include <svx/sdrhittesthelper.hxx>
+#include <svx/svddrag.hxx>
+#include <svx/svddrgmt.hxx>
+#include <svx/svdhdl.hxx>
+#include <svx/svdmodel.hxx>
+#include <svx/svdoedge.hxx>
+#include <svx/svdopath.hxx>
+#include <svx/svdpage.hxx>
+#include <svx/svdpagv.hxx>
+#include <svx/svdtrans.hxx>
+#include <svx/svdview.hxx>
+#include <svx/sxekitm.hxx>
+#include <svx/sxelditm.hxx>
+#include <svx/sxenditm.hxx>
+#include <svx/xpoly.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <comphelper/lok.hxx>
+
+void SdrObjConnection::ResetVars()
+{
+ pObj=nullptr;
+ nConId=0;
+ bBestConn=true;
+ bBestVertex=true;
+ bAutoVertex=false;
+ bAutoCorner=false;
+}
+
+bool SdrObjConnection::TakeGluePoint(SdrGluePoint& rGP) const
+{
+ bool bRet = false;
+ if (pObj!=nullptr) { // one object has to be docked already!
+ if (bAutoVertex) {
+ rGP=pObj->GetVertexGluePoint(nConId);
+ bRet = true;
+ } else if (bAutoCorner) {
+ rGP=pObj->GetCornerGluePoint(nConId);
+ bRet = true;
+ } else {
+ const SdrGluePointList* pGPL=pObj->GetGluePointList();
+ if (pGPL!=nullptr) {
+ sal_uInt16 nNum=pGPL->FindGluePoint(nConId);
+ if (nNum!=SDRGLUEPOINT_NOTFOUND) {
+ rGP=(*pGPL)[nNum];
+ bRet = true;
+ }
+ }
+ }
+ }
+ if (bRet) {
+ Point aPt(rGP.GetAbsolutePos(*pObj));
+ aPt+=aObjOfs;
+ rGP.SetPos(aPt);
+ }
+ return bRet;
+}
+
+Point& SdrEdgeInfoRec::ImpGetLineOffsetPoint(SdrEdgeLineCode eLineCode)
+{
+ switch (eLineCode) {
+ case SdrEdgeLineCode::Obj1Line2 : return aObj1Line2;
+ case SdrEdgeLineCode::Obj1Line3 : return aObj1Line3;
+ case SdrEdgeLineCode::Obj2Line2 : return aObj2Line2;
+ case SdrEdgeLineCode::Obj2Line3 : return aObj2Line3;
+ case SdrEdgeLineCode::MiddleLine: return aMiddleLine;
+ } // switch
+ return aMiddleLine;
+}
+
+sal_uInt16 SdrEdgeInfoRec::ImpGetPolyIdx(SdrEdgeLineCode eLineCode, const XPolygon& rXP) const
+{
+ switch (eLineCode) {
+ case SdrEdgeLineCode::Obj1Line2 : return 1;
+ case SdrEdgeLineCode::Obj1Line3 : return 2;
+ case SdrEdgeLineCode::Obj2Line2 : return rXP.GetPointCount()-3;
+ case SdrEdgeLineCode::Obj2Line3 : return rXP.GetPointCount()-4;
+ case SdrEdgeLineCode::MiddleLine: return nMiddleLine;
+ } // switch
+ return 0;
+}
+
+bool SdrEdgeInfoRec::ImpIsHorzLine(SdrEdgeLineCode eLineCode, const XPolygon& rXP) const
+{
+ sal_uInt16 nIdx=ImpGetPolyIdx(eLineCode,rXP);
+ bool bHorz=nAngle1==0 || nAngle1==18000;
+ if (eLineCode==SdrEdgeLineCode::Obj2Line2 || eLineCode==SdrEdgeLineCode::Obj2Line3) {
+ nIdx=rXP.GetPointCount()-nIdx;
+ bHorz=nAngle2==0 || nAngle2==18000;
+ }
+ if ((nIdx & 1)==1) bHorz=!bHorz;
+ return bHorz;
+}
+
+void SdrEdgeInfoRec::ImpSetLineOffset(SdrEdgeLineCode eLineCode, const XPolygon& rXP, tools::Long nVal)
+{
+ Point& rPt=ImpGetLineOffsetPoint(eLineCode);
+ if (ImpIsHorzLine(eLineCode,rXP)) rPt.setY(nVal );
+ else rPt.setX(nVal );
+}
+
+tools::Long SdrEdgeInfoRec::ImpGetLineOffset(SdrEdgeLineCode eLineCode, const XPolygon& rXP) const
+{
+ const Point& rPt = const_cast<SdrEdgeInfoRec*>(this)->ImpGetLineOffsetPoint(eLineCode);
+ if (ImpIsHorzLine(eLineCode,rXP))
+ return rPt.Y();
+ else
+ return rPt.X();
+}
+
+
+// BaseProperties section
+
+std::unique_ptr<sdr::properties::BaseProperties> SdrEdgeObj::CreateObjectSpecificProperties()
+{
+ return std::make_unique<sdr::properties::ConnectorProperties>(*this);
+}
+
+
+// DrawContact section
+
+std::unique_ptr<sdr::contact::ViewContact> SdrEdgeObj::CreateObjectSpecificViewContact()
+{
+ return std::make_unique<sdr::contact::ViewContactOfSdrEdgeObj>(*this);
+}
+
+
+SdrEdgeObj::SdrEdgeObj(SdrModel& rSdrModel)
+: SdrTextObj(rSdrModel),
+ nNotifyingCount(0),
+ bEdgeTrackDirty(false),
+ bEdgeTrackUserDefined(false),
+ // Default is to allow default connects
+ mbSuppressDefaultConnect(false),
+ mbBoundRectCalculationRunning(false),
+ mbSuppressed(false)
+{
+ m_bClosedObj=false;
+ m_bIsEdge=true;
+ pEdgeTrack = XPolygon();
+}
+
+SdrEdgeObj::SdrEdgeObj(SdrModel& rSdrModel, SdrEdgeObj const & rSource)
+: SdrTextObj(rSdrModel, rSource),
+ nNotifyingCount(0),
+ bEdgeTrackDirty(false),
+ bEdgeTrackUserDefined(false),
+ // Default is to allow default connects
+ mbSuppressDefaultConnect(false),
+ mbBoundRectCalculationRunning(false),
+ mbSuppressed(false)
+{
+ m_bClosedObj = false;
+ m_bIsEdge = true;
+ pEdgeTrack = rSource.pEdgeTrack;
+ bEdgeTrackDirty=rSource.bEdgeTrackDirty;
+ aCon1 =rSource.aCon1;
+ aCon2 =rSource.aCon2;
+ aCon1.pObj=nullptr;
+ aCon2.pObj=nullptr;
+ aEdgeInfo=rSource.aEdgeInfo;
+}
+
+SdrEdgeObj::~SdrEdgeObj()
+{
+ SdrEdgeObj::DisconnectFromNode(true);
+ SdrEdgeObj::DisconnectFromNode(false);
+}
+
+void SdrEdgeObj::handlePageChange(SdrPage* pOldPage, SdrPage* pNewPage)
+{
+ // call parent
+ SdrTextObj::handlePageChange(pOldPage, pNewPage);
+
+ if(nullptr != GetConnection(true).GetObject() || nullptr != GetConnection(false).GetObject())
+ {
+ // check broadcasters; when we are not inserted we do not need broadcasters
+ // TTTT not yet added, but keep hint to do this here
+ // mpCon1->ownerPageChange();
+ // mpCon2->ownerPageChange();
+ }
+}
+
+void SdrEdgeObj::ImpSetAttrToEdgeInfo()
+{
+ const SfxItemSet& rSet = GetObjectItemSet();
+ SdrEdgeKind eKind = rSet.Get(SDRATTR_EDGEKIND).GetValue();
+ sal_Int32 nVal1 = rSet.Get(SDRATTR_EDGELINE1DELTA).GetValue();
+ sal_Int32 nVal2 = rSet.Get(SDRATTR_EDGELINE2DELTA).GetValue();
+ sal_Int32 nVal3 = rSet.Get(SDRATTR_EDGELINE3DELTA).GetValue();
+
+ if(eKind == SdrEdgeKind::OrthoLines || eKind == SdrEdgeKind::Bezier)
+ {
+ sal_Int32 nVals[3] = { nVal1, nVal2, nVal3 };
+ sal_uInt16 n = 0;
+
+ if(aEdgeInfo.nObj1Lines >= 2 && n < 3)
+ {
+ aEdgeInfo.ImpSetLineOffset(SdrEdgeLineCode::Obj1Line2, *pEdgeTrack, nVals[n]);
+ n++;
+ }
+
+ if(aEdgeInfo.nObj1Lines >= 3 && n < 3)
+ {
+ aEdgeInfo.ImpSetLineOffset(SdrEdgeLineCode::Obj1Line3, *pEdgeTrack, nVals[n]);
+ n++;
+ }
+
+ if(aEdgeInfo.nMiddleLine != 0xFFFF && n < 3)
+ {
+ aEdgeInfo.ImpSetLineOffset(SdrEdgeLineCode::MiddleLine, *pEdgeTrack, nVals[n]);
+ n++;
+ }
+
+ if(aEdgeInfo.nObj2Lines >= 3 && n < 3)
+ {
+ aEdgeInfo.ImpSetLineOffset(SdrEdgeLineCode::Obj2Line3, *pEdgeTrack, nVals[n]);
+ n++;
+ }
+
+ if(aEdgeInfo.nObj2Lines >= 2 && n < 3)
+ {
+ aEdgeInfo.ImpSetLineOffset(SdrEdgeLineCode::Obj2Line2, *pEdgeTrack, nVals[n]);
+ n++;
+ }
+ }
+ else if(eKind == SdrEdgeKind::ThreeLines)
+ {
+ bool bHor1 = aEdgeInfo.nAngle1 == 0 || aEdgeInfo.nAngle1 == 18000;
+ bool bHor2 = aEdgeInfo.nAngle2 == 0 || aEdgeInfo.nAngle2 == 18000;
+
+ if(bHor1)
+ {
+ aEdgeInfo.aObj1Line2.setX( nVal1 );
+ }
+ else
+ {
+ aEdgeInfo.aObj1Line2.setY( nVal1 );
+ }
+
+ if(bHor2)
+ {
+ aEdgeInfo.aObj2Line2.setX( nVal2 );
+ }
+ else
+ {
+ aEdgeInfo.aObj2Line2.setY( nVal2 );
+ }
+ }
+
+ ImpDirtyEdgeTrack();
+}
+
+void SdrEdgeObj::ImpSetEdgeInfoToAttr()
+{
+ const SfxItemSet& rSet = GetObjectItemSet();
+ SdrEdgeKind eKind = rSet.Get(SDRATTR_EDGEKIND).GetValue();
+ sal_Int32 nValCnt = rSet.Get(SDRATTR_EDGELINEDELTACOUNT).GetValue();
+ sal_Int32 nVal1 = rSet.Get(SDRATTR_EDGELINE1DELTA).GetValue();
+ sal_Int32 nVal2 = rSet.Get(SDRATTR_EDGELINE2DELTA).GetValue();
+ sal_Int32 nVal3 = rSet.Get(SDRATTR_EDGELINE3DELTA).GetValue();
+ sal_Int32 nVals[3] = { nVal1, nVal2, nVal3 };
+ sal_uInt16 n = 0;
+
+ if(eKind == SdrEdgeKind::OrthoLines || eKind == SdrEdgeKind::Bezier)
+ {
+ if(aEdgeInfo.nObj1Lines >= 2 && n < 3)
+ {
+ nVals[n] = aEdgeInfo.ImpGetLineOffset(SdrEdgeLineCode::Obj1Line2, *pEdgeTrack);
+ n++;
+ }
+
+ if(aEdgeInfo.nObj1Lines >= 3 && n < 3)
+ {
+ nVals[n] = aEdgeInfo.ImpGetLineOffset(SdrEdgeLineCode::Obj1Line3, *pEdgeTrack);
+ n++;
+ }
+
+ if(aEdgeInfo.nMiddleLine != 0xFFFF && n < 3)
+ {
+ nVals[n] = aEdgeInfo.ImpGetLineOffset(SdrEdgeLineCode::MiddleLine, *pEdgeTrack);
+ n++;
+ }
+
+ if(aEdgeInfo.nObj2Lines >= 3 && n < 3)
+ {
+ nVals[n] = aEdgeInfo.ImpGetLineOffset(SdrEdgeLineCode::Obj2Line3, *pEdgeTrack);
+ n++;
+ }
+
+ if(aEdgeInfo.nObj2Lines >= 2 && n < 3)
+ {
+ nVals[n] = aEdgeInfo.ImpGetLineOffset(SdrEdgeLineCode::Obj2Line2, *pEdgeTrack);
+ n++;
+ }
+ }
+ else if(eKind == SdrEdgeKind::ThreeLines)
+ {
+ bool bHor1 = aEdgeInfo.nAngle1 == 0 || aEdgeInfo.nAngle1 == 18000;
+ bool bHor2 = aEdgeInfo.nAngle2 == 0 || aEdgeInfo.nAngle2 == 18000;
+
+ n = 2;
+ nVals[0] = bHor1 ? aEdgeInfo.aObj1Line2.X() : aEdgeInfo.aObj1Line2.Y();
+ nVals[1] = bHor2 ? aEdgeInfo.aObj2Line2.X() : aEdgeInfo.aObj2Line2.Y();
+ }
+
+ if(!(n != nValCnt || nVals[0] != nVal1 || nVals[1] != nVal2 || nVals[2] != nVal3))
+ return;
+
+ // Here no more notifying is necessary, just local changes are OK.
+ if(n != nValCnt)
+ {
+ GetProperties().SetObjectItemDirect(SdrEdgeLineDeltaCountItem(n));
+ }
+
+ if(nVals[0] != nVal1)
+ {
+ GetProperties().SetObjectItemDirect(makeSdrEdgeLine1DeltaItem(nVals[0]));
+ }
+
+ if(nVals[1] != nVal2)
+ {
+ GetProperties().SetObjectItemDirect(makeSdrEdgeLine2DeltaItem(nVals[1]));
+ }
+
+ if(nVals[2] != nVal3)
+ {
+ GetProperties().SetObjectItemDirect(makeSdrEdgeLine3DeltaItem(nVals[2]));
+ }
+
+ if(n < 3)
+ {
+ GetProperties().ClearObjectItemDirect(SDRATTR_EDGELINE3DELTA);
+ }
+
+ if(n < 2)
+ {
+ GetProperties().ClearObjectItemDirect(SDRATTR_EDGELINE2DELTA);
+ }
+
+ if(n < 1)
+ {
+ GetProperties().ClearObjectItemDirect(SDRATTR_EDGELINE1DELTA);
+ }
+}
+
+void SdrEdgeObj::TakeObjInfo(SdrObjTransformInfoRec& rInfo) const
+{
+ // #i54102# allow rotation, mirror and shear
+ rInfo.bRotateFreeAllowed = true;
+ rInfo.bRotate90Allowed = true;
+ rInfo.bMirrorFreeAllowed = true;
+ rInfo.bMirror45Allowed = true;
+ rInfo.bMirror90Allowed = true;
+ rInfo.bTransparenceAllowed = false;
+ rInfo.bShearAllowed = true;
+ rInfo.bEdgeRadiusAllowed = false;
+ bool bCanConv=!HasText() || ImpCanConvTextToCurve();
+ rInfo.bCanConvToPath=bCanConv;
+ rInfo.bCanConvToPoly=bCanConv;
+ rInfo.bCanConvToContour = (rInfo.bCanConvToPoly || LineGeometryUsageIsNecessary());
+}
+
+SdrObjKind SdrEdgeObj::GetObjIdentifier() const
+{
+ return SdrObjKind::Edge;
+}
+
+const tools::Rectangle& SdrEdgeObj::GetCurrentBoundRect() const
+{
+ if(bEdgeTrackDirty)
+ {
+ const_cast<SdrEdgeObj*>(this)->ImpRecalcEdgeTrack();
+ }
+
+ return SdrTextObj::GetCurrentBoundRect();
+}
+
+const tools::Rectangle& SdrEdgeObj::GetSnapRect() const
+{
+ if(bEdgeTrackDirty)
+ {
+ const_cast<SdrEdgeObj*>(this)->ImpRecalcEdgeTrack();
+ }
+
+ return SdrTextObj::GetSnapRect();
+}
+
+void SdrEdgeObj::RecalcSnapRect()
+{
+ maSnapRect=pEdgeTrack->GetBoundRect();
+}
+
+void SdrEdgeObj::TakeUnrotatedSnapRect(tools::Rectangle& rRect) const
+{
+ rRect=GetSnapRect();
+}
+
+SdrGluePoint SdrEdgeObj::GetVertexGluePoint(sal_uInt16 nNum) const
+{
+ Point aPt;
+ sal_uInt16 nPointCount=pEdgeTrack->GetPointCount();
+ if (nPointCount>0)
+ {
+ Point aOfs = GetSnapRect().Center();
+ if (nNum==2 && GetConnectedNode(true)==nullptr) aPt=(*pEdgeTrack)[0];
+ else if (nNum==3 && GetConnectedNode(false)==nullptr) aPt=(*pEdgeTrack)[nPointCount-1];
+ else {
+ if ((nPointCount & 1) ==1) {
+ aPt=(*pEdgeTrack)[nPointCount/2];
+ } else {
+ Point aPt1((*pEdgeTrack)[nPointCount/2-1]);
+ Point aPt2((*pEdgeTrack)[nPointCount/2]);
+ aPt1+=aPt2;
+ aPt1.setX( aPt1.X() / 2 );
+ aPt1.setY( aPt1.Y() / 2 );
+ aPt=aPt1;
+ }
+ }
+ aPt-=aOfs;
+ }
+ SdrGluePoint aGP(aPt);
+ aGP.SetPercent(false);
+ return aGP;
+}
+
+SdrGluePoint SdrEdgeObj::GetCornerGluePoint(sal_uInt16 nNum) const
+{
+ return GetVertexGluePoint(nNum);
+}
+
+const SdrGluePointList* SdrEdgeObj::GetGluePointList() const
+{
+ return nullptr; // no user defined gluepoints for connectors
+}
+
+SdrGluePointList* SdrEdgeObj::ForceGluePointList()
+{
+ return nullptr; // no user defined gluepoints for connectors
+}
+
+void SdrEdgeObj::ConnectToNode(bool bTail1, SdrObject* pObj)
+{
+ SdrObjConnection& rCon=GetConnection(bTail1);
+ DisconnectFromNode(bTail1);
+ if (pObj!=nullptr) {
+ pObj->AddListener(*this);
+ rCon.pObj=pObj;
+
+ // #i120437# If connection is set, reset bEdgeTrackUserDefined
+ bEdgeTrackUserDefined = false;
+
+ ImpDirtyEdgeTrack();
+ }
+}
+
+void SdrEdgeObj::DisconnectFromNode(bool bTail1)
+{
+ SdrObjConnection& rCon=GetConnection(bTail1);
+ if (rCon.pObj!=nullptr) {
+ rCon.pObj->RemoveListener(*this);
+ rCon.pObj=nullptr;
+ }
+}
+
+SdrObject* SdrEdgeObj::GetConnectedNode(bool bTail1) const
+{
+ SdrObject* pObj(GetConnection(bTail1).pObj);
+
+ if(nullptr != pObj
+ && (pObj->getSdrPageFromSdrObject() != getSdrPageFromSdrObject() || !pObj->IsInserted()))
+ {
+ pObj = nullptr;
+ }
+
+ return pObj;
+}
+
+bool SdrEdgeObj::CheckNodeConnection(bool bTail1) const
+{
+ bool bRet = false;
+ const SdrObjConnection& rCon=GetConnection(bTail1);
+ sal_uInt16 nPointCount=pEdgeTrack->GetPointCount();
+
+ if(nullptr != rCon.pObj && rCon.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject() && 0 != nPointCount)
+ {
+ const SdrGluePointList* pGPL=rCon.pObj->GetGluePointList();
+ sal_uInt16 nGluePointCnt=pGPL==nullptr ? 0 : pGPL->GetCount();
+ sal_uInt16 nGesAnz=nGluePointCnt+8;
+ Point aTail(bTail1 ? (*pEdgeTrack)[0] : (*pEdgeTrack)[sal_uInt16(nPointCount-1)]);
+ for (sal_uInt16 i=0; i<nGesAnz && !bRet; i++) {
+ if (i<nGluePointCnt) { // UserDefined
+ bRet=aTail==(*pGPL)[i].GetAbsolutePos(*rCon.pObj);
+ } else if (i<nGluePointCnt+4) { // Vertex
+ SdrGluePoint aPt(rCon.pObj->GetVertexGluePoint(i-nGluePointCnt));
+ bRet=aTail==aPt.GetAbsolutePos(*rCon.pObj);
+ } else { // Corner
+ SdrGluePoint aPt(rCon.pObj->GetCornerGluePoint(i-nGluePointCnt-4));
+ bRet=aTail==aPt.GetAbsolutePos(*rCon.pObj);
+ }
+ }
+ }
+ return bRet;
+}
+
+void SdrEdgeObj::ImpSetTailPoint(bool bTail1, const Point& rPt)
+{
+ sal_uInt16 nPointCount=pEdgeTrack->GetPointCount();
+ if (nPointCount==0) {
+ (*pEdgeTrack)[0]=rPt;
+ (*pEdgeTrack)[1]=rPt;
+ } else if (nPointCount==1) {
+ if (!bTail1) (*pEdgeTrack)[1]=rPt;
+ else { (*pEdgeTrack)[1]=(*pEdgeTrack)[0]; (*pEdgeTrack)[0]=rPt; }
+ } else {
+ if (!bTail1) (*pEdgeTrack)[sal_uInt16(nPointCount-1)]=rPt;
+ else (*pEdgeTrack)[0]=rPt;
+ }
+ ImpRecalcEdgeTrack();
+ SetBoundAndSnapRectsDirty();
+}
+
+void SdrEdgeObj::ImpDirtyEdgeTrack()
+{
+ if ( !bEdgeTrackUserDefined || !getSdrModelFromSdrObject().isLocked() )
+ bEdgeTrackDirty = true;
+}
+
+void SdrEdgeObj::ImpUndirtyEdgeTrack()
+{
+ if (bEdgeTrackDirty && getSdrModelFromSdrObject().isLocked())
+ {
+ ImpRecalcEdgeTrack();
+ }
+}
+
+void SdrEdgeObj::ImpRecalcEdgeTrack()
+{
+ // #i120437# if bEdgeTrackUserDefined, do not recalculate
+ if(bEdgeTrackUserDefined)
+ {
+ return;
+ }
+
+ // #i120437# also not when model locked during import, but remember
+ if(getSdrModelFromSdrObject().isLocked())
+ {
+ mbSuppressed = true;
+ return;
+ }
+
+ // #i110649#
+ if(mbBoundRectCalculationRunning)
+ {
+ // This object is involved into another ImpRecalcEdgeTrack() call
+ // from another SdrEdgeObj. Do not calculate again to avoid loop.
+ // Also, do not change bEdgeTrackDirty so that it gets recalculated
+ // later at the first non-looping call.
+ }
+ else
+ {
+ // To not run in a depth loop, use a coloring algorithm on
+ // SdrEdgeObj BoundRect calculations
+ mbBoundRectCalculationRunning = true;
+
+ if(mbSuppressed)
+ {
+ // #i123048# If layouting was ever suppressed, it needs to be done once
+ // and the attr need to be set at EdgeInfo, else these attr *will be lost*
+ // in the following call to ImpSetEdgeInfoToAttr() since they were never
+ // set before (!)
+ *pEdgeTrack=ImpCalcEdgeTrack(*pEdgeTrack,aCon1,aCon2,&aEdgeInfo);
+ ImpSetAttrToEdgeInfo();
+ mbSuppressed = false;
+ }
+
+ tools::Rectangle aBoundRect0; if (m_pUserCall!=nullptr) aBoundRect0=GetCurrentBoundRect();
+ SetBoundAndSnapRectsDirty();
+ *pEdgeTrack=ImpCalcEdgeTrack(*pEdgeTrack,aCon1,aCon2,&aEdgeInfo);
+ ImpSetEdgeInfoToAttr(); // copy values from aEdgeInfo into the pool
+ bEdgeTrackDirty=false;
+
+ // Only redraw here, no object change
+ ActionChanged();
+
+ SendUserCall(SdrUserCallType::Resize,aBoundRect0);
+
+ mbBoundRectCalculationRunning = false;
+ }
+}
+
+SdrEscapeDirection SdrEdgeObj::ImpCalcEscAngle(SdrObject const * pObj, const Point& rPt)
+{
+ if (pObj==nullptr) return SdrEscapeDirection::ALL;
+ tools::Rectangle aR(pObj->GetSnapRect());
+ tools::Long dxl=rPt.X()-aR.Left();
+ tools::Long dyo=rPt.Y()-aR.Top();
+ tools::Long dxr=aR.Right()-rPt.X();
+ tools::Long dyu=aR.Bottom()-rPt.Y();
+ bool bxMitt=std::abs(dxl-dxr)<2;
+ bool byMitt=std::abs(dyo-dyu)<2;
+ tools::Long dx=std::min(dxl,dxr);
+ tools::Long dy=std::min(dyo,dyu);
+ bool bDiag=std::abs(dx-dy)<2;
+ if (bxMitt && byMitt) return SdrEscapeDirection::ALL; // in the center
+ if (bDiag) { // diagonally
+ SdrEscapeDirection nRet=SdrEscapeDirection::SMART;
+ if (byMitt) nRet|=SdrEscapeDirection::VERT;
+ if (bxMitt) nRet|=SdrEscapeDirection::HORZ;
+ if (dxl<dxr) { // left
+ if (dyo<dyu) nRet|=SdrEscapeDirection::LEFT | SdrEscapeDirection::TOP;
+ else nRet|=SdrEscapeDirection::LEFT | SdrEscapeDirection::BOTTOM;
+ } else { // right
+ if (dyo<dyu) nRet|=SdrEscapeDirection::RIGHT | SdrEscapeDirection::TOP;
+ else nRet|=SdrEscapeDirection::RIGHT | SdrEscapeDirection::BOTTOM;
+ }
+ return nRet;
+ }
+ if (dx<dy) { // horizontal
+ if (bxMitt) return SdrEscapeDirection::HORZ;
+ if (dxl<dxr) return SdrEscapeDirection::LEFT;
+ else return SdrEscapeDirection::RIGHT;
+ } else { // vertical
+ if (byMitt) return SdrEscapeDirection::VERT;
+ if (dyo<dyu) return SdrEscapeDirection::TOP;
+ else return SdrEscapeDirection::BOTTOM;
+ }
+}
+
+XPolygon SdrEdgeObj::ImpCalcObjToCenter(const Point& rStPt, tools::Long nEscAngle, const tools::Rectangle& rRect, const Point& rMeeting)
+{
+ XPolygon aXP;
+ aXP.Insert(XPOLY_APPEND,rStPt,PolyFlags::Normal);
+ bool bRts=nEscAngle==0;
+ bool bObn=nEscAngle==9000;
+ bool bLks=nEscAngle==18000;
+ bool bUnt=nEscAngle==27000;
+
+ Point aP1(rStPt); // mandatory difference first,...
+ if (bLks) aP1.setX(rRect.Left() );
+ if (bRts) aP1.setX(rRect.Right() );
+ if (bObn) aP1.setY(rRect.Top() );
+ if (bUnt) aP1.setY(rRect.Bottom() );
+
+ Point aP2(aP1); // ...now increase to Meeting height, if necessary
+ if (bLks && rMeeting.X()<=aP2.X()) aP2.setX(rMeeting.X() );
+ if (bRts && rMeeting.X()>=aP2.X()) aP2.setX(rMeeting.X() );
+ if (bObn && rMeeting.Y()<=aP2.Y()) aP2.setY(rMeeting.Y() );
+ if (bUnt && rMeeting.Y()>=aP2.Y()) aP2.setY(rMeeting.Y() );
+ aXP.Insert(XPOLY_APPEND,aP2,PolyFlags::Normal);
+
+ Point aP3(aP2);
+ if ((bLks && rMeeting.X()>aP2.X()) || (bRts && rMeeting.X()<aP2.X())) { // around
+ if (rMeeting.Y()<aP2.Y()) {
+ aP3.setY(rRect.Top() );
+ if (rMeeting.Y()<aP3.Y()) aP3.setY(rMeeting.Y() );
+ } else {
+ aP3.setY(rRect.Bottom() );
+ if (rMeeting.Y()>aP3.Y()) aP3.setY(rMeeting.Y() );
+ }
+ aXP.Insert(XPOLY_APPEND,aP3,PolyFlags::Normal);
+ if (aP3.Y()!=rMeeting.Y()) {
+ aP3.setX(rMeeting.X() );
+ aXP.Insert(XPOLY_APPEND,aP3,PolyFlags::Normal);
+ }
+ }
+ if ((bObn && rMeeting.Y()>aP2.Y()) || (bUnt && rMeeting.Y()<aP2.Y())) { // around
+ if (rMeeting.X()<aP2.X()) {
+ aP3.setX(rRect.Left() );
+ if (rMeeting.X()<aP3.X()) aP3.setX(rMeeting.X() );
+ } else {
+ aP3.setX(rRect.Right() );
+ if (rMeeting.X()>aP3.X()) aP3.setX(rMeeting.X() );
+ }
+ aXP.Insert(XPOLY_APPEND,aP3,PolyFlags::Normal);
+ if (aP3.X()!=rMeeting.X()) {
+ aP3.setY(rMeeting.Y() );
+ aXP.Insert(XPOLY_APPEND,aP3,PolyFlags::Normal);
+ }
+ }
+#ifdef DBG_UTIL
+ if (aXP.GetPointCount()>4) {
+ OSL_FAIL("SdrEdgeObj::ImpCalcObjToCenter(): Polygon has more than 4 points!");
+ }
+#endif
+ return aXP;
+}
+
+XPolygon SdrEdgeObj::ImpCalcEdgeTrack(const XPolygon& rTrack0, SdrObjConnection& rCon1, SdrObjConnection& rCon2, SdrEdgeInfoRec* pInfo) const
+{
+ Point aPt1,aPt2;
+ SdrGluePoint aGP1,aGP2;
+ SdrEscapeDirection nEsc1=SdrEscapeDirection::ALL,nEsc2=SdrEscapeDirection::ALL;
+ tools::Rectangle aBoundRect1;
+ tools::Rectangle aBoundRect2;
+ tools::Rectangle aBewareRect1;
+ tools::Rectangle aBewareRect2;
+ // first, get the old corner points
+ if (rTrack0.GetPointCount()!=0) {
+ aPt1=rTrack0[0];
+ sal_uInt16 nSiz=rTrack0.GetPointCount();
+ nSiz--;
+ aPt2=rTrack0[nSiz];
+ } else {
+ if (!m_aOutRect.IsEmpty()) {
+ aPt1=m_aOutRect.TopLeft();
+ aPt2=m_aOutRect.BottomRight();
+ }
+ }
+
+ // #i54102# To allow interactive preview, do also if not inserted
+ const bool bCon1(nullptr != rCon1.pObj && rCon1.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+ const bool bCon2(nullptr != rCon2.pObj && rCon2.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+ const SfxItemSet& rSet = GetObjectItemSet();
+
+ if (bCon1)
+ {
+ if (rCon1.pObj==static_cast<SdrObject const *>(this))
+ {
+ // check, just in case
+ aBoundRect1=m_aOutRect;
+ }
+ else
+ {
+ aBoundRect1 = rCon1.pObj->GetCurrentBoundRect();
+ }
+
+ aBoundRect1.Move(rCon1.aObjOfs.X(),rCon1.aObjOfs.Y());
+ aBewareRect1=aBoundRect1;
+ sal_Int32 nH = rSet.Get(SDRATTR_EDGENODE1HORZDIST).GetValue();
+ sal_Int32 nV = rSet.Get(SDRATTR_EDGENODE1VERTDIST).GetValue();
+ aBewareRect1.AdjustLeft( -nH );
+ aBewareRect1.AdjustRight(nH );
+ aBewareRect1.AdjustTop( -nV );
+ aBewareRect1.AdjustBottom(nV );
+ }
+ else
+ {
+ aBoundRect1=tools::Rectangle(aPt1,aPt1);
+ aBoundRect1.Move(rCon1.aObjOfs.X(),rCon1.aObjOfs.Y());
+ aBewareRect1=aBoundRect1;
+ }
+
+ if (bCon2)
+ {
+ if (rCon2.pObj==static_cast<SdrObject const *>(this))
+ { // check, just in case
+ aBoundRect2=m_aOutRect;
+ }
+ else
+ {
+ aBoundRect2 = rCon2.pObj->GetCurrentBoundRect();
+ }
+
+ aBoundRect2.Move(rCon2.aObjOfs.X(),rCon2.aObjOfs.Y());
+ aBewareRect2=aBoundRect2;
+ sal_Int32 nH = rSet.Get(SDRATTR_EDGENODE2HORZDIST).GetValue();
+ sal_Int32 nV = rSet.Get(SDRATTR_EDGENODE2VERTDIST).GetValue();
+ aBewareRect2.AdjustLeft( -nH );
+ aBewareRect2.AdjustRight(nH );
+ aBewareRect2.AdjustTop( -nV );
+ aBewareRect2.AdjustBottom(nV );
+ }
+ else
+ {
+ aBoundRect2=tools::Rectangle(aPt2,aPt2);
+ aBoundRect2.Move(rCon2.aObjOfs.X(),rCon2.aObjOfs.Y());
+ aBewareRect2=aBoundRect2;
+ }
+
+ XPolygon aBestXP;
+ sal_uIntPtr nBestQual=0xFFFFFFFF;
+ SdrEdgeInfoRec aBestInfo;
+ bool bAuto1=bCon1 && rCon1.bBestVertex;
+ bool bAuto2=bCon2 && rCon2.bBestVertex;
+ if (bAuto1) rCon1.bAutoVertex=true;
+ if (bAuto2) rCon2.bAutoVertex=true;
+ sal_uInt16 nBestAuto1=0;
+ sal_uInt16 nBestAuto2=0;
+ sal_uInt16 nCount1=bAuto1 ? 4 : 1;
+ sal_uInt16 nCount2=bAuto2 ? 4 : 1;
+
+ for (sal_uInt16 nNum1=0; nNum1<nCount1; nNum1++)
+ {
+ if (bAuto1) rCon1.nConId=nNum1;
+ if (bCon1 && rCon1.TakeGluePoint(aGP1))
+ {
+ aPt1=aGP1.GetPos();
+ nEsc1=aGP1.GetEscDir();
+ if (nEsc1==SdrEscapeDirection::SMART) nEsc1=ImpCalcEscAngle(rCon1.pObj,aPt1-rCon1.aObjOfs);
+ }
+ for (sal_uInt16 nNum2=0; nNum2<nCount2; nNum2++)
+ {
+ if (bAuto2) rCon2.nConId=nNum2;
+ if (bCon2 && rCon2.TakeGluePoint(aGP2))
+ {
+ aPt2=aGP2.GetPos();
+ nEsc2=aGP2.GetEscDir();
+ if (nEsc2==SdrEscapeDirection::SMART) nEsc2=ImpCalcEscAngle(rCon2.pObj,aPt2-rCon2.aObjOfs);
+ }
+ for (tools::Long nA1=0; nA1<36000; nA1+=9000)
+ {
+ SdrEscapeDirection nE1 = nA1==0 ? SdrEscapeDirection::RIGHT : nA1==9000 ? SdrEscapeDirection::TOP : nA1==18000 ? SdrEscapeDirection::LEFT : nA1==27000 ? SdrEscapeDirection::BOTTOM : SdrEscapeDirection::SMART;
+ for (tools::Long nA2=0; nA2<36000; nA2+=9000)
+ {
+ SdrEscapeDirection nE2 = nA2==0 ? SdrEscapeDirection::RIGHT : nA2==9000 ? SdrEscapeDirection::TOP : nA2==18000 ? SdrEscapeDirection::LEFT : nA2==27000 ? SdrEscapeDirection::BOTTOM : SdrEscapeDirection::SMART;
+ if ((nEsc1&nE1) && (nEsc2&nE2))
+ {
+ sal_uIntPtr nQual=0;
+ SdrEdgeInfoRec aInfo;
+ if (pInfo!=nullptr) aInfo=*pInfo;
+ XPolygon aXP(ImpCalcEdgeTrack(aPt1,nA1,aBoundRect1,aBewareRect1,aPt2,nA2,aBoundRect2,aBewareRect2,&nQual,&aInfo));
+ if (nQual<nBestQual)
+ {
+ aBestXP=std::move(aXP);
+ nBestQual=nQual;
+ aBestInfo=aInfo;
+ nBestAuto1=nNum1;
+ nBestAuto2=nNum2;
+ }
+ }
+ }
+ }
+ }
+ }
+ if (bAuto1) rCon1.nConId=nBestAuto1;
+ if (bAuto2) rCon2.nConId=nBestAuto2;
+ if (pInfo!=nullptr) *pInfo=aBestInfo;
+ return aBestXP;
+}
+
+XPolygon SdrEdgeObj::ImpCalcEdgeTrack(const Point& rPt1, tools::Long nAngle1, const tools::Rectangle& rBoundRect1, const tools::Rectangle& rBewareRect1,
+ const Point& rPt2, tools::Long nAngle2, const tools::Rectangle& rBoundRect2, const tools::Rectangle& rBewareRect2,
+ sal_uIntPtr* pnQuality, SdrEdgeInfoRec* pInfo) const
+{
+ SdrEdgeKind eKind=GetObjectItem(SDRATTR_EDGEKIND).GetValue();
+ bool bRts1=nAngle1==0;
+ bool bObn1=nAngle1==9000;
+ bool bLks1=nAngle1==18000;
+ bool bUnt1=nAngle1==27000;
+ bool bHor1=bLks1 || bRts1;
+ bool bVer1=bObn1 || bUnt1;
+ bool bRts2=nAngle2==0;
+ bool bObn2=nAngle2==9000;
+ bool bLks2=nAngle2==18000;
+ bool bUnt2=nAngle2==27000;
+ bool bHor2=bLks2 || bRts2;
+ bool bVer2=bObn2 || bUnt2;
+ bool bInfo=pInfo!=nullptr;
+ if (bInfo) {
+ pInfo->nAngle1=nAngle1;
+ pInfo->nAngle2=nAngle2;
+ pInfo->nObj1Lines=1;
+ pInfo->nObj2Lines=1;
+ pInfo->nMiddleLine=0xFFFF;
+ }
+ Point aPt1(rPt1);
+ Point aPt2(rPt2);
+ tools::Rectangle aBoundRect1 (rBoundRect1 );
+ tools::Rectangle aBoundRect2 (rBoundRect2 );
+ tools::Rectangle aBewareRect1(rBewareRect1);
+ tools::Rectangle aBewareRect2(rBewareRect2);
+ Point aMeeting((aPt1.X()+aPt2.X()+1)/2,(aPt1.Y()+aPt2.Y()+1)/2);
+ if (eKind==SdrEdgeKind::OneLine) {
+ XPolygon aXP(2);
+ aXP[0]=rPt1;
+ aXP[1]=rPt2;
+ if (pnQuality!=nullptr) {
+ *pnQuality=std::abs(rPt1.X()-rPt2.X())+std::abs(rPt1.Y()-rPt2.Y());
+ }
+ return aXP;
+ } else if (eKind==SdrEdgeKind::ThreeLines) {
+ XPolygon aXP(4);
+ aXP[0]=rPt1;
+ aXP[1]=rPt1;
+ aXP[2]=rPt2;
+ aXP[3]=rPt2;
+ if (bRts1) aXP[1].setX(aBewareRect1.Right() ); //+=500;
+ if (bObn1) aXP[1].setY(aBewareRect1.Top() ); //-=500;
+ if (bLks1) aXP[1].setX(aBewareRect1.Left() ); //-=500;
+ if (bUnt1) aXP[1].setY(aBewareRect1.Bottom() ); //+=500;
+ if (bRts2) aXP[2].setX(aBewareRect2.Right() ); //+=500;
+ if (bObn2) aXP[2].setY(aBewareRect2.Top() ); //-=500;
+ if (bLks2) aXP[2].setX(aBewareRect2.Left() ); //-=500;
+ if (bUnt2) aXP[2].setY(aBewareRect2.Bottom() ); //+=500;
+ if (pnQuality!=nullptr) {
+ tools::Long nQ=std::abs(aXP[1].X()-aXP[0].X())+std::abs(aXP[1].Y()-aXP[0].Y());
+ nQ+=std::abs(aXP[2].X()-aXP[1].X())+std::abs(aXP[2].Y()-aXP[1].Y());
+ nQ+=std::abs(aXP[3].X()-aXP[2].X())+std::abs(aXP[3].Y()-aXP[2].Y());
+ *pnQuality=nQ;
+ }
+ if (bInfo) {
+ pInfo->nObj1Lines=2;
+ pInfo->nObj2Lines=2;
+ if (bHor1) {
+ aXP[1].AdjustX(pInfo->aObj1Line2.X() );
+ } else {
+ aXP[1].AdjustY(pInfo->aObj1Line2.Y() );
+ }
+ if (bHor2) {
+ aXP[2].AdjustX(pInfo->aObj2Line2.X() );
+ } else {
+ aXP[2].AdjustY(pInfo->aObj2Line2.Y() );
+ }
+ }
+ return aXP;
+ }
+ sal_uInt16 nIntersections=0;
+ {
+ Point aC1(aBewareRect1.Center());
+ Point aC2(aBewareRect2.Center());
+ if (aBewareRect1.Left()<=aBewareRect2.Right() && aBewareRect1.Right()>=aBewareRect2.Left()) {
+ // overlapping on the x axis
+ tools::Long n1=std::max(aBewareRect1.Left(),aBewareRect2.Left());
+ tools::Long n2=std::min(aBewareRect1.Right(),aBewareRect2.Right());
+ aMeeting.setX((n1+n2+1)/2 );
+ } else {
+ // otherwise the center point of the empty space
+ if (aC1.X()<aC2.X()) {
+ aMeeting.setX((aBewareRect1.Right()+aBewareRect2.Left()+1)/2 );
+ } else {
+ aMeeting.setX((aBewareRect1.Left()+aBewareRect2.Right()+1)/2 );
+ }
+ }
+ if (aBewareRect1.Top()<=aBewareRect2.Bottom() && aBewareRect1.Bottom()>=aBewareRect2.Top()) {
+ // overlapping on the x axis
+ tools::Long n1=std::max(aBewareRect1.Top(),aBewareRect2.Top());
+ tools::Long n2=std::min(aBewareRect1.Bottom(),aBewareRect2.Bottom());
+ aMeeting.setY((n1+n2+1)/2 );
+ } else {
+ // otherwise the center point of the empty space
+ if (aC1.Y()<aC2.Y()) {
+ aMeeting.setY((aBewareRect1.Bottom()+aBewareRect2.Top()+1)/2 );
+ } else {
+ aMeeting.setY((aBewareRect1.Top()+aBewareRect2.Bottom()+1)/2 );
+ }
+ }
+ // Here, there are three cases:
+ // 1. both go into the same direction
+ // 2. both go into opposite directions
+ // 3. one is vertical, the other is horizontal
+ tools::Long nXMin=std::min(aBewareRect1.Left(),aBewareRect2.Left());
+ tools::Long nXMax=std::max(aBewareRect1.Right(),aBewareRect2.Right());
+ tools::Long nYMin=std::min(aBewareRect1.Top(),aBewareRect2.Top());
+ tools::Long nYMax=std::max(aBewareRect1.Bottom(),aBewareRect2.Bottom());
+ bool bBewareOverlap=aBewareRect1.Right()>aBewareRect2.Left() && aBewareRect1.Left()<aBewareRect2.Right() &&
+ aBewareRect1.Bottom()>aBewareRect2.Top() && aBewareRect1.Top()<aBewareRect2.Bottom();
+ unsigned nMainCase=3;
+ if (nAngle1==nAngle2) nMainCase=1;
+ else if ((bHor1 && bHor2) || (bVer1 && bVer2)) nMainCase=2;
+ if (nMainCase==1) { // case 1 (both go in one direction) is possible
+ if (bVer1) aMeeting.setX((aPt1.X()+aPt2.X()+1)/2 ); // Here, this is better than
+ if (bHor1) aMeeting.setY((aPt1.Y()+aPt2.Y()+1)/2 ); // using center point of empty space
+ // bX1Ok means that the vertical exiting Obj1 doesn't conflict with Obj2, ...
+ bool bX1Ok=aPt1.X()<=aBewareRect2.Left() || aPt1.X()>=aBewareRect2.Right();
+ bool bX2Ok=aPt2.X()<=aBewareRect1.Left() || aPt2.X()>=aBewareRect1.Right();
+ bool bY1Ok=aPt1.Y()<=aBewareRect2.Top() || aPt1.Y()>=aBewareRect2.Bottom();
+ bool bY2Ok=aPt2.Y()<=aBewareRect1.Top() || aPt2.Y()>=aBewareRect1.Bottom();
+ if (bLks1 && (bY1Ok || aBewareRect1.Left()<aBewareRect2.Right()) && (bY2Ok || aBewareRect2.Left()<aBewareRect1.Right())) {
+ aMeeting.setX(nXMin );
+ }
+ if (bRts1 && (bY1Ok || aBewareRect1.Right()>aBewareRect2.Left()) && (bY2Ok || aBewareRect2.Right()>aBewareRect1.Left())) {
+ aMeeting.setX(nXMax );
+ }
+ if (bObn1 && (bX1Ok || aBewareRect1.Top()<aBewareRect2.Bottom()) && (bX2Ok || aBewareRect2.Top()<aBewareRect1.Bottom())) {
+ aMeeting.setY(nYMin );
+ }
+ if (bUnt1 && (bX1Ok || aBewareRect1.Bottom()>aBewareRect2.Top()) && (bX2Ok || aBewareRect2.Bottom()>aBewareRect1.Top())) {
+ aMeeting.setY(nYMax );
+ }
+ } else if (nMainCase==2) {
+ // case 2:
+ if (bHor1) { // both horizontal
+ /* 9 sub-cases:
+ (legend: line exits to the left (-|), right (|-))
+
+ 2.1: Facing; overlap only on y axis
+ * * *
+ |--| *
+ * * *
+
+ 2.2, 2.3: Facing, offset vertically; no overlap on either
+ axis
+ |- * * * * *
+ * -| * * -| *
+ * * * , * * *
+
+ 2.4, 2.5: One below the other; overlap only on y axis
+ * |- * * * *
+ * -| * * -| *
+ * * * , * |- *
+
+ 2.6, 2.7: Not facing, offset vertically; no overlap on either
+ axis
+ * * |- * * *
+ * -| * * -| *
+ * * * , * * |-
+
+ 2.8: Not facing; overlap only on y axis
+ * * *
+ * -| |-
+ * * *
+
+ 2.9: The objects's BewareRects overlap on x and y axis
+
+ These cases, with some modifications are also valid for
+ horizontal line exits.
+ Cases 2.1 through 2.7 are covered well enough with the
+ default meetings. Only for cases 2.8 and 2.9 do we determine
+ special meeting points here.
+ */
+
+ // normalization; be aR1 the one exiting to the right,
+ // be aR2 the one exiting to the left
+ tools::Rectangle aBewR1(bRts1 ? aBewareRect1 : aBewareRect2);
+ tools::Rectangle aBewR2(bRts1 ? aBewareRect2 : aBewareRect1);
+ tools::Rectangle aBndR1(bRts1 ? aBoundRect1 : aBoundRect2);
+ tools::Rectangle aBndR2(bRts1 ? aBoundRect2 : aBoundRect1);
+ if (aBewR1.Bottom()>aBewR2.Top() && aBewR1.Top()<aBewR2.Bottom()) {
+ // overlap on y axis; cases 2.1, 2.8, 2.9
+ if (aBewR1.Right()>aBewR2.Left()) {
+ /* Cases 2.8, 2.9:
+ Case 2.8: always going around on the outside
+ (bDirect=false).
+
+ Case 2.9 could also be a direct connection (in the
+ case that the BewareRects overlap only slightly and
+ the BoundRects don't overlap at all and if the
+ line exits would otherwise violate the respective
+ other object's BewareRect).
+ */
+ bool bCase29Direct = false;
+ bool bCase29=aBewR1.Right()>aBewR2.Left();
+ if (aBndR1.Right()<=aBndR2.Left()) { // case 2.9 without BoundRect overlap
+ if ((aPt1.Y()>aBewareRect2.Top() && aPt1.Y()<aBewareRect2.Bottom()) ||
+ (aPt2.Y()>aBewareRect1.Top() && aPt2.Y()<aBewareRect1.Bottom())) {
+ bCase29Direct = true;
+ }
+ }
+ if (!bCase29Direct) {
+ bool bObenLang=std::abs(nYMin-aMeeting.Y())<=std::abs(nYMax-aMeeting.Y());
+ if (bObenLang) {
+ aMeeting.setY(nYMin );
+ } else {
+ aMeeting.setY(nYMax );
+ }
+ if (bCase29) {
+ // now make sure that the surrounded object
+ // isn't traversed
+ if ((aBewR1.Center().Y()<aBewR2.Center().Y()) != bObenLang) {
+ aMeeting.setX(aBewR2.Right() );
+ } else {
+ aMeeting.setX(aBewR1.Left() );
+ }
+ }
+ } else {
+ // We need a direct connection (3-line Z connection),
+ // because we have to violate the BewareRects.
+ // Use rule of three to scale down the BewareRects.
+ tools::Long nWant1=aBewR1.Right()-aBndR1.Right(); // distance at Obj1
+ tools::Long nWant2=aBndR2.Left()-aBewR2.Left(); // distance at Obj2
+ tools::Long nSpace=aBndR2.Left()-aBndR1.Right(); // available space
+ tools::Long nGet1=BigMulDiv(nWant1,nSpace,nWant1+nWant2);
+ tools::Long nGet2=nSpace-nGet1;
+ if (bRts1) { // revert normalization
+ aBewareRect1.AdjustRight(nGet1-nWant1 );
+ aBewareRect2.AdjustLeft( -(nGet2-nWant2) );
+ } else {
+ aBewareRect2.AdjustRight(nGet1-nWant1 );
+ aBewareRect1.AdjustLeft( -(nGet2-nWant2) );
+ }
+ nIntersections++; // lower quality
+ }
+ }
+ }
+ } else if (bVer1) { // both horizontal
+ tools::Rectangle aBewR1(bUnt1 ? aBewareRect1 : aBewareRect2);
+ tools::Rectangle aBewR2(bUnt1 ? aBewareRect2 : aBewareRect1);
+ tools::Rectangle aBndR1(bUnt1 ? aBoundRect1 : aBoundRect2);
+ tools::Rectangle aBndR2(bUnt1 ? aBoundRect2 : aBoundRect1);
+ if (aBewR1.Right()>aBewR2.Left() && aBewR1.Left()<aBewR2.Right()) {
+ // overlap on y axis; cases 2.1, 2.8, 2.9
+ if (aBewR1.Bottom()>aBewR2.Top()) {
+ /* Cases 2.8, 2.9
+ Case 2.8 always going around on the outside (bDirect=false).
+
+ Case 2.9 could also be a direct connection (in the
+ case that the BewareRects overlap only slightly and
+ the BoundRects don't overlap at all and if the
+ line exits would otherwise violate the respective
+ other object's BewareRect).
+ */
+ bool bCase29Direct = false;
+ bool bCase29=aBewR1.Bottom()>aBewR2.Top();
+ if (aBndR1.Bottom()<=aBndR2.Top()) { // case 2.9 without BoundRect overlap
+ if ((aPt1.X()>aBewareRect2.Left() && aPt1.X()<aBewareRect2.Right()) ||
+ (aPt2.X()>aBewareRect1.Left() && aPt2.X()<aBewareRect1.Right())) {
+ bCase29Direct = true;
+ }
+ }
+ if (!bCase29Direct) {
+ bool bLinksLang=std::abs(nXMin-aMeeting.X())<=std::abs(nXMax-aMeeting.X());
+ if (bLinksLang) {
+ aMeeting.setX(nXMin );
+ } else {
+ aMeeting.setX(nXMax );
+ }
+ if (bCase29) {
+ // now make sure that the surrounded object
+ // isn't traversed
+ if ((aBewR1.Center().X()<aBewR2.Center().X()) != bLinksLang) {
+ aMeeting.setY(aBewR2.Bottom() );
+ } else {
+ aMeeting.setY(aBewR1.Top() );
+ }
+ }
+ } else {
+ // We need a direct connection (3-line Z connection),
+ // because we have to violate the BewareRects.
+ // Use rule of three to scale down the BewareRects.
+ tools::Long nWant1=aBewR1.Bottom()-aBndR1.Bottom(); // difference at Obj1
+ tools::Long nWant2=aBndR2.Top()-aBewR2.Top(); // difference at Obj2
+ tools::Long nSpace=aBndR2.Top()-aBndR1.Bottom(); // available space
+ tools::Long nGet1=BigMulDiv(nWant1,nSpace,nWant1+nWant2);
+ tools::Long nGet2=nSpace-nGet1;
+ if (bUnt1) { // revert normalization
+ aBewareRect1.AdjustBottom(nGet1-nWant1 );
+ aBewareRect2.AdjustTop( -(nGet2-nWant2) );
+ } else {
+ aBewareRect2.AdjustBottom(nGet1-nWant1 );
+ aBewareRect1.AdjustTop( -(nGet2-nWant2) );
+ }
+ nIntersections++; // lower quality
+ }
+ }
+ }
+ }
+ } else if (nMainCase==3) { // case 3: one horizontal, the other vertical
+ /* legend:
+ The line exits to the:
+ -| left
+
+ |- right
+
+ _|_ top
+
+ T bottom
+
+ * . * . * -- no overlap, at most might touch
+ . . . . . -- overlap
+ * . |- . * -- same height
+ . . . . . -- overlap
+ * . * . * -- no overlap, at most might touch
+
+ Overall, there are 96 possible constellations, some of these can't even
+ be unambiguously assigned to a certain case/method of handling.
+
+
+ 3.1: All those constellations that are covered reasonably well
+ by the default MeetingPoint (20+12).
+
+ T T T . _|_ _|_ . T T T these 12 * . * T * * . * . * * T * . * * . * . *
+ . . . . _|_ _|_ . . . . constellations . . . . . . . . . T . . . . . T . . . .
+ * . |- . * * . -| . * are covered * . |- . _|_ * . |- . T _|_ . -| . * T . -| . *
+ . . . . T T . . . . only in . . . . _|_ . . . . . _|_ . . . . . . . . .
+ _|__|__|_ . T T . _|__|__|_ part: * . * _|_ * * . * . * * _|_ * . * * . * . *
+
+ The last 16 of these cases can be excluded, if the objects face each other openly.
+
+
+ 3.2: The objects face each other openly, thus a connection using only two lines is possible (4+20);
+ This case is priority #1.
+ * . * . T T . * . * these 20 * . * T * * T * . * * . * . * * . * . *
+ . . . . . . . . . . constellations . . . T T T T . . . . . . . . . . . . .
+ * . |- . * * . -| . * are covered * . |-_|__|_ _|__|_-| . * * . |- T T T T -| . *
+ . . . . . . . . . . only in . . . _|__|_ _|__|_ . . . . . . . . . . . . .
+ * . * . _|_ _|_ . * . * part: * . * _|_ * * _|_ * . * * . * . * * . * . *
+
+ 3.3: The line exits point away from the other object or miss its back (52+4).
+ _|__|__|__|_ * * _|__|__|__|_ * . . . * * . * . * these 4 * . * . * * . * . *
+ _|__|__|__|_ . . _|__|__|__|_ T T T . . . . T T T constellations . . . T . . T . . .
+ _|__|_ |- . * * . -| _|__|_ T T |- . * * . -| T T are covered * . |- . * * . -| . *
+ _|__|__|_ . . . . _|__|__|_ T T T T . . T T T T only in . . . _|_ . . _|_ . . .
+ * . * . * * . * . * T T T T * * T T T T part: * . * . * * . * . *
+ */
+
+ // case 3.2
+ tools::Rectangle aTmpR1(aBewareRect1);
+ tools::Rectangle aTmpR2(aBewareRect2);
+ if (bBewareOverlap) {
+ // overlapping BewareRects: use BoundRects for checking for case 3.2
+ aTmpR1=aBoundRect1;
+ aTmpR2=aBoundRect2;
+ }
+ if ((((bRts1 && aTmpR1.Right ()<=aPt2.X()) || (bLks1 && aTmpR1.Left()>=aPt2.X())) &&
+ ((bUnt2 && aTmpR2.Bottom()<=aPt1.Y()) || (bObn2 && aTmpR2.Top ()>=aPt1.Y()))) ||
+ (((bRts2 && aTmpR2.Right ()<=aPt1.X()) || (bLks2 && aTmpR2.Left()>=aPt1.X())) &&
+ ((bUnt1 && aTmpR1.Bottom()<=aPt2.Y()) || (bObn1 && aTmpR1.Top ()>=aPt2.Y())))) {
+ // case 3.2 applies: connector with only 2 lines
+ if (bHor1) {
+ aMeeting.setX(aPt2.X() );
+ aMeeting.setY(aPt1.Y() );
+ } else {
+ aMeeting.setX(aPt1.X() );
+ aMeeting.setY(aPt2.Y() );
+ }
+ // in the case of overlapping BewareRects:
+ aBewareRect1=aTmpR1;
+ aBewareRect2=aTmpR2;
+ } else if ((((bRts1 && aBewareRect1.Right ()>aBewareRect2.Left ()) ||
+ (bLks1 && aBewareRect1.Left ()<aBewareRect2.Right ())) &&
+ ((bUnt2 && aBewareRect2.Bottom()>aBewareRect1.Top ()) ||
+ (bObn2 && aBewareRect2.Top ()<aBewareRect1.Bottom()))) ||
+ (((bRts2 && aBewareRect2.Right ()>aBewareRect1.Left ()) ||
+ (bLks2 && aBewareRect2.Left ()<aBewareRect1.Right ())) &&
+ ((bUnt1 && aBewareRect1.Bottom()>aBewareRect2.Top ()) ||
+ (bObn1 && aBewareRect1.Top ()<aBewareRect2.Bottom())))) {
+ // case 3.3
+ if (bRts1 || bRts2) { aMeeting.setX(nXMax ); }
+ if (bLks1 || bLks2) { aMeeting.setX(nXMin ); }
+ if (bUnt1 || bUnt2) { aMeeting.setY(nYMax ); }
+ if (bObn1 || bObn2) { aMeeting.setY(nYMin ); }
+ }
+ }
+ }
+
+ XPolygon aXP1(ImpCalcObjToCenter(aPt1,nAngle1,aBewareRect1,aMeeting));
+ XPolygon aXP2(ImpCalcObjToCenter(aPt2,nAngle2,aBewareRect2,aMeeting));
+ sal_uInt16 nXP1Cnt=aXP1.GetPointCount();
+ sal_uInt16 nXP2Cnt=aXP2.GetPointCount();
+ if (bInfo) {
+ pInfo->nObj1Lines=nXP1Cnt; if (nXP1Cnt>1) pInfo->nObj1Lines--;
+ pInfo->nObj2Lines=nXP2Cnt; if (nXP2Cnt>1) pInfo->nObj2Lines--;
+ }
+ Point aEP1(aXP1[nXP1Cnt-1]);
+ Point aEP2(aXP2[nXP2Cnt-1]);
+ bool bInsMeetingPoint=aEP1.X()!=aEP2.X() && aEP1.Y()!=aEP2.Y();
+ bool bHorzE1=aEP1.Y()==aXP1[nXP1Cnt-2].Y(); // is last line of XP1 horizontal?
+ bool bHorzE2=aEP2.Y()==aXP2[nXP2Cnt-2].Y(); // is last line of XP2 horizontal?
+ if (aEP1==aEP2 && ((bHorzE1 && bHorzE2 && aEP1.Y()==aEP2.Y()) || (!bHorzE1 && !bHorzE2 && aEP1.X()==aEP2.X()))) {
+ // special casing 'I' connectors
+ nXP1Cnt--; aXP1.Remove(nXP1Cnt,1);
+ nXP2Cnt--; aXP2.Remove(nXP2Cnt,1);
+ }
+ if (bInsMeetingPoint) {
+ aXP1.Insert(XPOLY_APPEND,aMeeting,PolyFlags::Normal);
+ if (bInfo) {
+ // Inserting a MeetingPoint adds 2 new lines,
+ // either might become the center line.
+ if (pInfo->nObj1Lines==pInfo->nObj2Lines) {
+ pInfo->nObj1Lines++;
+ pInfo->nObj2Lines++;
+ } else {
+ if (pInfo->nObj1Lines>pInfo->nObj2Lines) {
+ pInfo->nObj2Lines++;
+ pInfo->nMiddleLine=nXP1Cnt-1;
+ } else {
+ pInfo->nObj1Lines++;
+ pInfo->nMiddleLine=nXP1Cnt;
+ }
+ }
+ }
+ } else if (bInfo && aEP1!=aEP2 && nXP1Cnt+nXP2Cnt>=4) {
+ // By connecting both ends, another line is added, this becomes the center line.
+ pInfo->nMiddleLine=nXP1Cnt-1;
+ }
+ sal_uInt16 nNum=aXP2.GetPointCount();
+ if (aXP1[nXP1Cnt-1]==aXP2[nXP2Cnt-1] && nXP1Cnt>1 && nXP2Cnt>1) nNum--;
+ while (nNum>0) {
+ nNum--;
+ aXP1.Insert(XPOLY_APPEND,aXP2[nNum],PolyFlags::Normal);
+ }
+ sal_uInt16 nPointCount=aXP1.GetPointCount();
+ char cForm;
+ if (bInfo || pnQuality!=nullptr) {
+ if (nPointCount==2) cForm='I';
+ else if (nPointCount==3) cForm='L';
+ else if (nPointCount==4) { // Z or U
+ if (nAngle1==nAngle2) cForm='U';
+ else cForm='Z';
+ } else if (nPointCount==6) { // S or C or ...
+ if (nAngle1!=nAngle2) {
+ // For type S, line 2 has the same direction as line 4.
+ // For type C, the opposite is true.
+ Point aP1(aXP1[1]);
+ Point aP2(aXP1[2]);
+ Point aP3(aXP1[3]);
+ Point aP4(aXP1[4]);
+ if (aP1.Y()==aP2.Y()) { // else both lines are horizontal
+ if ((aP1.X()<aP2.X())==(aP3.X()<aP4.X())) cForm='S';
+ else cForm='C';
+ } else { // else both lines are vertical
+ if ((aP1.Y()<aP2.Y())==(aP3.Y()<aP4.Y())) cForm='S';
+ else cForm='C';
+ }
+ } else cForm='4'; // else is case 3 with 5 lines
+ } else cForm='?';
+ // more shapes:
+ if (bInfo) {
+ if (cForm=='I' || cForm=='L' || cForm=='Z' || cForm=='U') {
+ pInfo->nObj1Lines=1;
+ pInfo->nObj2Lines=1;
+ if (cForm=='Z' || cForm=='U') {
+ pInfo->nMiddleLine=1;
+ } else {
+ pInfo->nMiddleLine=0xFFFF;
+ }
+ } else if (cForm=='S' || cForm=='C') {
+ pInfo->nObj1Lines=2;
+ pInfo->nObj2Lines=2;
+ pInfo->nMiddleLine=2;
+ }
+ }
+ }
+ else
+ {
+ cForm = 0;
+ }
+ if (pnQuality!=nullptr) {
+ sal_uIntPtr nQual=0;
+ sal_uIntPtr nQual0=nQual; // prevent overruns
+ bool bOverflow = false;
+ Point aPt0(aXP1[0]);
+ for (sal_uInt16 nPntNum=1; nPntNum<nPointCount; nPntNum++) {
+ Point aPt1b(aXP1[nPntNum]);
+ nQual+=std::abs(aPt1b.X()-aPt0.X())+std::abs(aPt1b.Y()-aPt0.Y());
+ if (nQual<nQual0) bOverflow = true;
+ nQual0=nQual;
+ aPt0=aPt1b;
+ }
+
+ sal_uInt16 nTmp=nPointCount;
+ if (cForm=='Z') {
+ nTmp=2; // Z shape with good quality (nTmp=2 instead of 4)
+ sal_uIntPtr n1=std::abs(aXP1[1].X()-aXP1[0].X())+std::abs(aXP1[1].Y()-aXP1[0].Y());
+ sal_uIntPtr n2=std::abs(aXP1[2].X()-aXP1[1].X())+std::abs(aXP1[2].Y()-aXP1[1].Y());
+ sal_uIntPtr n3=std::abs(aXP1[3].X()-aXP1[2].X())+std::abs(aXP1[3].Y()-aXP1[2].Y());
+ // try to make lines lengths similar
+ sal_uIntPtr nBesser=0;
+ n1+=n3;
+ n3=n2/4;
+ if (n1>=n2) nBesser=6;
+ else if (n1>=3*n3) nBesser=4;
+ else if (n1>=2*n3) nBesser=2;
+ if (aXP1[0].Y()!=aXP1[1].Y()) nBesser++; // vertical starting line gets a plus (for H/V-Prio)
+ if (nQual>nBesser) nQual-=nBesser; else nQual=0;
+ }
+ if (nTmp>=3) {
+ nQual0=nQual;
+ nQual+=static_cast<sal_uIntPtr>(nTmp)*0x01000000;
+ if (nQual<nQual0 || nTmp>15) bOverflow = true;
+ }
+ if (nPointCount>=2) { // check exit angle again
+ Point aP1(aXP1[1]); aP1-=aXP1[0];
+ Point aP2(aXP1[nPointCount-2]); aP2-=aXP1[nPointCount-1];
+ tools::Long nAng1=0; if (aP1.X()<0) nAng1=18000; if (aP1.Y()>0) nAng1=27000;
+ if (aP1.Y()<0) nAng1=9000;
+ if (aP1.X()!=0 && aP1.Y()!=0) nAng1=1; // slant?!
+ tools::Long nAng2=0; if (aP2.X()<0) nAng2=18000; if (aP2.Y()>0) nAng2=27000;
+ if (aP2.Y()<0) nAng2=9000;
+ if (aP2.X()!=0 && aP2.Y()!=0) nAng2=1; // slant?!
+ if (nAng1!=nAngle1) nIntersections++;
+ if (nAng2!=nAngle2) nIntersections++;
+ }
+
+ // For the quality check, use the original Rects and at the same time
+ // check whether one them was scaled down for the calculation of the
+ // Edges (e. g. case 2.9)
+ aBewareRect1=rBewareRect1;
+ aBewareRect2=rBewareRect2;
+
+ for (sal_uInt16 i=0; i<nPointCount; i++) {
+ Point aPt1b(aXP1[i]);
+ bool b1=aPt1b.X()>aBewareRect1.Left() && aPt1b.X()<aBewareRect1.Right() &&
+ aPt1b.Y()>aBewareRect1.Top() && aPt1b.Y()<aBewareRect1.Bottom();
+ bool b2=aPt1b.X()>aBewareRect2.Left() && aPt1b.X()<aBewareRect2.Right() &&
+ aPt1b.Y()>aBewareRect2.Top() && aPt1b.Y()<aBewareRect2.Bottom();
+ sal_uInt16 nInt0=nIntersections;
+ if (i==0 || i==nPointCount-1) {
+ if (b1 && b2) nIntersections++;
+ } else {
+ if (b1) nIntersections++;
+ if (b2) nIntersections++;
+ }
+ // check for overlaps
+ if (i>0 && nInt0==nIntersections) {
+ if (aPt0.Y()==aPt1b.Y()) { // horizontal line
+ if (aPt0.Y()>aBewareRect1.Top() && aPt0.Y()<aBewareRect1.Bottom() &&
+ ((aPt0.X()<=aBewareRect1.Left() && aPt1b.X()>=aBewareRect1.Right()) ||
+ (aPt1b.X()<=aBewareRect1.Left() && aPt0.X()>=aBewareRect1.Right()))) nIntersections++;
+ if (aPt0.Y()>aBewareRect2.Top() && aPt0.Y()<aBewareRect2.Bottom() &&
+ ((aPt0.X()<=aBewareRect2.Left() && aPt1b.X()>=aBewareRect2.Right()) ||
+ (aPt1b.X()<=aBewareRect2.Left() && aPt0.X()>=aBewareRect2.Right()))) nIntersections++;
+ } else { // vertical line
+ if (aPt0.X()>aBewareRect1.Left() && aPt0.X()<aBewareRect1.Right() &&
+ ((aPt0.Y()<=aBewareRect1.Top() && aPt1b.Y()>=aBewareRect1.Bottom()) ||
+ (aPt1b.Y()<=aBewareRect1.Top() && aPt0.Y()>=aBewareRect1.Bottom()))) nIntersections++;
+ if (aPt0.X()>aBewareRect2.Left() && aPt0.X()<aBewareRect2.Right() &&
+ ((aPt0.Y()<=aBewareRect2.Top() && aPt1b.Y()>=aBewareRect2.Bottom()) ||
+ (aPt1b.Y()<=aBewareRect2.Top() && aPt0.Y()>=aBewareRect2.Bottom()))) nIntersections++;
+ }
+ }
+ aPt0=aPt1b;
+ }
+ if (nPointCount<=1) nIntersections++;
+ nQual0=nQual;
+ nQual+=static_cast<sal_uIntPtr>(nIntersections)*0x10000000;
+ if (nQual<nQual0 || nIntersections>15) bOverflow = true;
+
+ if (bOverflow || nQual==0xFFFFFFFF) nQual=0xFFFFFFFE;
+ *pnQuality=nQual;
+ }
+ if (bInfo) { // now apply line offsets to aXP1
+ if (pInfo->nMiddleLine!=0xFFFF) {
+ sal_uInt16 nIdx=pInfo->ImpGetPolyIdx(SdrEdgeLineCode::MiddleLine,aXP1);
+ if (pInfo->ImpIsHorzLine(SdrEdgeLineCode::MiddleLine,aXP1)) {
+ aXP1[nIdx].AdjustY(pInfo->aMiddleLine.Y() );
+ aXP1[nIdx+1].AdjustY(pInfo->aMiddleLine.Y() );
+ } else {
+ aXP1[nIdx].AdjustX(pInfo->aMiddleLine.X() );
+ aXP1[nIdx+1].AdjustX(pInfo->aMiddleLine.X() );
+ }
+ }
+ if (pInfo->nObj1Lines>=2) {
+ sal_uInt16 nIdx=pInfo->ImpGetPolyIdx(SdrEdgeLineCode::Obj1Line2,aXP1);
+ if (pInfo->ImpIsHorzLine(SdrEdgeLineCode::Obj1Line2,aXP1)) {
+ aXP1[nIdx].AdjustY(pInfo->aObj1Line2.Y() );
+ aXP1[nIdx+1].AdjustY(pInfo->aObj1Line2.Y() );
+ } else {
+ aXP1[nIdx].AdjustX(pInfo->aObj1Line2.X() );
+ aXP1[nIdx+1].AdjustX(pInfo->aObj1Line2.X() );
+ }
+ }
+ if (pInfo->nObj1Lines>=3) {
+ sal_uInt16 nIdx=pInfo->ImpGetPolyIdx(SdrEdgeLineCode::Obj1Line3,aXP1);
+ if (pInfo->ImpIsHorzLine(SdrEdgeLineCode::Obj1Line3,aXP1)) {
+ aXP1[nIdx].AdjustY(pInfo->aObj1Line3.Y() );
+ aXP1[nIdx+1].AdjustY(pInfo->aObj1Line3.Y() );
+ } else {
+ aXP1[nIdx].AdjustX(pInfo->aObj1Line3.X() );
+ aXP1[nIdx+1].AdjustX(pInfo->aObj1Line3.X() );
+ }
+ }
+ if (pInfo->nObj2Lines>=2) {
+ sal_uInt16 nIdx=pInfo->ImpGetPolyIdx(SdrEdgeLineCode::Obj2Line2,aXP1);
+ if (pInfo->ImpIsHorzLine(SdrEdgeLineCode::Obj2Line2,aXP1)) {
+ aXP1[nIdx].AdjustY(pInfo->aObj2Line2.Y() );
+ aXP1[nIdx+1].AdjustY(pInfo->aObj2Line2.Y() );
+ } else {
+ aXP1[nIdx].AdjustX(pInfo->aObj2Line2.X() );
+ aXP1[nIdx+1].AdjustX(pInfo->aObj2Line2.X() );
+ }
+ }
+ if (pInfo->nObj2Lines>=3) {
+ sal_uInt16 nIdx=pInfo->ImpGetPolyIdx(SdrEdgeLineCode::Obj2Line3,aXP1);
+ if (pInfo->ImpIsHorzLine(SdrEdgeLineCode::Obj2Line3,aXP1)) {
+ aXP1[nIdx].AdjustY(pInfo->aObj2Line3.Y() );
+ aXP1[nIdx+1].AdjustY(pInfo->aObj2Line3.Y() );
+ } else {
+ aXP1[nIdx].AdjustX(pInfo->aObj2Line3.X() );
+ aXP1[nIdx+1].AdjustX(pInfo->aObj2Line3.X() );
+ }
+ }
+ }
+ // make the connector a bezier curve, if appropriate
+ if (eKind==SdrEdgeKind::Bezier && nPointCount>2) {
+ Point* pPt1=&aXP1[0];
+ Point* pPt2=&aXP1[1];
+ Point* pPt3=&aXP1[nPointCount-2];
+ Point* pPt4=&aXP1[nPointCount-1];
+ tools::Long dx1=pPt2->X()-pPt1->X();
+ tools::Long dy1=pPt2->Y()-pPt1->Y();
+ tools::Long dx2=pPt3->X()-pPt4->X();
+ tools::Long dy2=pPt3->Y()-pPt4->Y();
+ if (cForm=='L') { // nPointCount==3
+ aXP1.SetFlags(1,PolyFlags::Control);
+ Point aPt3(*pPt2);
+ aXP1.Insert(2,aPt3,PolyFlags::Control);
+ nPointCount=aXP1.GetPointCount();
+ pPt2=&aXP1[1];
+ pPt3=&aXP1[nPointCount-2];
+ pPt2->AdjustX( -(dx1/3) );
+ pPt2->AdjustY( -(dy1/3) );
+ pPt3->AdjustX( -(dx2/3) );
+ pPt3->AdjustY( -(dy2/3) );
+ } else if (nPointCount>=4 && nPointCount<=6) { // Z or U or ...
+ // To all others, the end points of the original lines become control
+ // points for now. Thus, we need to do some more work for nPointCount>4!
+ aXP1.SetFlags(1,PolyFlags::Control);
+ aXP1.SetFlags(nPointCount-2,PolyFlags::Control);
+ // distance x1.5
+ pPt2->AdjustX(dx1/2 );
+ pPt2->AdjustY(dy1/2 );
+ pPt3->AdjustX(dx2/2 );
+ pPt3->AdjustY(dy2/2 );
+ if (nPointCount==5) {
+ // add a control point before and after center
+ Point aCenter(aXP1[2]);
+ tools::Long dx1b=aCenter.X()-aXP1[1].X();
+ tools::Long dy1b=aCenter.Y()-aXP1[1].Y();
+ tools::Long dx2b=aCenter.X()-aXP1[3].X();
+ tools::Long dy2b=aCenter.Y()-aXP1[3].Y();
+ aXP1.Insert(2,aCenter,PolyFlags::Control);
+ aXP1.SetFlags(3,PolyFlags::Symmetric);
+ aXP1.Insert(4,aCenter,PolyFlags::Control);
+ aXP1[2].AdjustX( -(dx1b/2) );
+ aXP1[2].AdjustY( -(dy1b/2) );
+ aXP1[3].AdjustX( -((dx1b+dx2b)/4) );
+ aXP1[3].AdjustY( -((dy1b+dy2b)/4) );
+ aXP1[4].AdjustX( -(dx2b/2) );
+ aXP1[4].AdjustY( -(dy2b/2) );
+ }
+ if (nPointCount==6) {
+ Point aPt1b(aXP1[2]);
+ Point aPt2b(aXP1[3]);
+ aXP1.Insert(2,aPt1b,PolyFlags::Control);
+ aXP1.Insert(5,aPt2b,PolyFlags::Control);
+ tools::Long dx=aPt1b.X()-aPt2b.X();
+ tools::Long dy=aPt1b.Y()-aPt2b.Y();
+ aXP1[3].AdjustX( -(dx/2) );
+ aXP1[3].AdjustY( -(dy/2) );
+ aXP1.SetFlags(3,PolyFlags::Symmetric);
+ aXP1.Remove(4,1); // because it's identical with aXP1[3]
+ }
+ }
+ }
+ return aXP1;
+}
+
+/*
+There could be a maximum of 64 different developments with 5 lines, a
+maximum of 32 developments with 4 lines, a maximum of 16 developments with
+3 lines, a maximum of 8 developments with 2 lines.
+This gives us a total of 124 possibilities.
+Normalized for the 1st exit angle to the right, there remain 31 possibilities.
+Now, normalizing away the vertical mirroring, we get to a total of 16
+characteristic developments with 1 through 5 lines:
+
+1 line (type "I") --
+
+2 lines (type "L") __|
+
+3 lines (type "U") __ (type "Z") _
+ __| _|
+ _ _
+4 lines #1 _| #2 | | #3 |_ #4 | |
+ _| _| _| _|
+ Of these, #1 is implausible, #2 is a rotated version of #3. This leaves
+ #2 (from now on referred to as 4.1) and #4 (from now on referred to as 4.2).
+ _ _
+5 lines #1 _| #2 _| #3 ___ #4 _
+ _| _| _| _| _| |_
+ _ _ _
+ #5 |_ #6 |_ #7 _| | #8 ____
+ _| _| _| |_ _|
+ Of these, 5.1, 5.2, 5.4 and 5.5 are implausible, 5.7 is a reversed version
+ of 5.3. This leaves 5.3 (type "4"), 5.6 (type "S") and 5.8 (type "C").
+
+We now have discerned the 9 basic types to cover all 400 possible constellations
+of object positions and exit angles. 4 of the 9 types have got a center
+line (CL). The number of object margins per object varies between 0 and 3:
+
+ CL O1 O2 Note
+"I": n 0 0
+"L": n 0 0
+"U": n 0-1 0-1
+"Z": y 0 0
+4.2: y 0 1 = U+1, respectively 1+U
+4.4: n 0-2 0-2 = Z+1
+"4": y 0 2 = Z+2
+"S": y 1 1 = 1+Z+1
+"C": n 0-3 0-3 = 1+U+1
+*/
+
+void SdrEdgeObj::Notify(SfxBroadcaster& rBC, const SfxHint& rHint)
+{
+ const SfxHintId nId = rHint.GetId();
+ bool bDataChg=nId==SfxHintId::DataChanged;
+ bool bDying=nId==SfxHintId::Dying;
+ bool bObj1=aCon1.pObj!=nullptr && aCon1.pObj->GetBroadcaster()==&rBC;
+ bool bObj2=aCon2.pObj!=nullptr && aCon2.pObj->GetBroadcaster()==&rBC;
+ if (bDying && (bObj1 || bObj2)) {
+ // catch Dying, so AttrObj doesn't start broadcasting
+ // about an alleged change of template
+ if (bObj1) aCon1.pObj=nullptr;
+ if (bObj2) aCon2.pObj=nullptr;
+ return;
+ }
+ if ( bObj1 || bObj2 )
+ {
+ bEdgeTrackUserDefined = false;
+ }
+ SdrTextObj::Notify(rBC,rHint);
+ if (nNotifyingCount!=0)return;
+
+// a locking flag
+ nNotifyingCount++;
+ const SdrHint* pSdrHint = ( rHint.GetId() == SfxHintId::ThisIsAnSdrHint ? static_cast<const SdrHint*>(&rHint) : nullptr );
+
+ if (bDataChg) { // StyleSheet changed
+ ImpSetAttrToEdgeInfo(); // when changing templates, copy values from Pool to aEdgeInfo
+ }
+ if (bDataChg ||
+ (bObj1 && aCon1.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject()) ||
+ (bObj2 && aCon2.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject()) ||
+ (pSdrHint && pSdrHint->GetKind()==SdrHintKind::ObjectRemoved))
+ {
+ // broadcasting only, if on the same page
+ tools::Rectangle aBoundRect0; if (m_pUserCall!=nullptr) aBoundRect0=GetCurrentBoundRect();
+ ImpDirtyEdgeTrack();
+
+ // only redraw here, object hasn't actually changed
+ ActionChanged();
+
+ SendUserCall(SdrUserCallType::Resize,aBoundRect0);
+ }
+ nNotifyingCount--;
+}
+
+/** updates edges that are connected to the edges of this object
+ as if the connected objects sent a repaint broadcast
+*/
+void SdrEdgeObj::Reformat()
+{
+ if( nullptr != aCon1.pObj )
+ {
+ SfxHint aHint( SfxHintId::DataChanged );
+ Notify( *const_cast<SfxBroadcaster*>(aCon1.pObj->GetBroadcaster()), aHint );
+ }
+
+ if( nullptr != aCon2.pObj )
+ {
+ SfxHint aHint( SfxHintId::DataChanged );
+ Notify( *const_cast<SfxBroadcaster*>(aCon2.pObj->GetBroadcaster()), aHint );
+ }
+}
+
+SdrEdgeObj* SdrEdgeObj::CloneSdrObject(SdrModel& rTargetModel) const
+{
+ return new SdrEdgeObj(rTargetModel, *this);
+}
+
+OUString SdrEdgeObj::TakeObjNameSingul() const
+{
+ OUString sName(SvxResId(STR_ObjNameSingulEDGE));
+
+ OUString aName(GetName());
+ if (!aName.isEmpty())
+ sName += " '" + aName + "'";
+ return sName;
+}
+
+OUString SdrEdgeObj::TakeObjNamePlural() const
+{
+ return SvxResId(STR_ObjNamePluralEDGE);
+}
+
+basegfx::B2DPolyPolygon SdrEdgeObj::TakeXorPoly() const
+{
+ basegfx::B2DPolyPolygon aPolyPolygon;
+
+ if (bEdgeTrackDirty)
+ {
+ const_cast<SdrEdgeObj*>(this)->ImpRecalcEdgeTrack();
+ }
+
+ if(pEdgeTrack)
+ {
+ aPolyPolygon.append(pEdgeTrack->getB2DPolygon());
+ }
+
+ return aPolyPolygon;
+}
+
+void SdrEdgeObj::SetEdgeTrackPath( const basegfx::B2DPolyPolygon& rPoly )
+{
+ if ( !rPoly.count() )
+ {
+ bEdgeTrackDirty = true;
+ bEdgeTrackUserDefined = false;
+ }
+ else
+ {
+ *pEdgeTrack = XPolygon( rPoly.getB2DPolygon( 0 ) );
+ bEdgeTrackDirty = false;
+ bEdgeTrackUserDefined = true;
+
+ // #i110629# also set aRect and maSnapeRect depending on pEdgeTrack
+ const tools::Rectangle aPolygonBounds(pEdgeTrack->GetBoundRect());
+ maRect = aPolygonBounds;
+ maSnapRect = aPolygonBounds;
+ }
+}
+
+basegfx::B2DPolyPolygon SdrEdgeObj::GetEdgeTrackPath() const
+{
+ basegfx::B2DPolyPolygon aPolyPolygon;
+
+ if (bEdgeTrackDirty)
+ const_cast<SdrEdgeObj*>(this)->ImpRecalcEdgeTrack();
+
+ aPolyPolygon.append( pEdgeTrack->getB2DPolygon() );
+
+ return aPolyPolygon;
+}
+
+sal_uInt32 SdrEdgeObj::GetHdlCount() const
+{
+ SdrEdgeKind eKind=GetObjectItem(SDRATTR_EDGEKIND).GetValue();
+ sal_uInt32 nHdlCnt(0);
+ sal_uInt32 nPointCount(pEdgeTrack->GetPointCount());
+
+ if(nPointCount)
+ {
+ nHdlCnt = 2;
+ if ((eKind==SdrEdgeKind::OrthoLines || eKind==SdrEdgeKind::Bezier) && nPointCount >= 4)
+ {
+ sal_uInt32 nO1(aEdgeInfo.nObj1Lines > 0 ? aEdgeInfo.nObj1Lines - 1 : 0);
+ sal_uInt32 nO2(aEdgeInfo.nObj2Lines > 0 ? aEdgeInfo.nObj2Lines - 1 : 0);
+ sal_uInt32 nM(aEdgeInfo.nMiddleLine != 0xFFFF ? 1 : 0);
+ nHdlCnt += nO1 + nO2 + nM;
+ }
+ else if (eKind==SdrEdgeKind::ThreeLines && nPointCount == 4)
+ {
+ if(GetConnectedNode(true))
+ nHdlCnt++;
+
+ if(GetConnectedNode(false))
+ nHdlCnt++;
+ }
+ }
+
+ return nHdlCnt;
+}
+
+void SdrEdgeObj::AddToHdlList(SdrHdlList& rHdlList) const
+{
+ sal_uInt32 nPointCount(pEdgeTrack->GetPointCount());
+ if (nPointCount==0)
+ return;
+
+ {
+ std::unique_ptr<SdrHdl> pHdl(new ImpEdgeHdl((*pEdgeTrack)[0],SdrHdlKind::Poly));
+ if (aCon1.pObj!=nullptr && aCon1.bBestVertex) pHdl->Set1PixMore();
+ pHdl->SetPointNum(0);
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+ {
+ std::unique_ptr<SdrHdl> pHdl(new ImpEdgeHdl((*pEdgeTrack)[sal_uInt16(nPointCount-1)],SdrHdlKind::Poly));
+ if (aCon2.pObj!=nullptr && aCon2.bBestVertex) pHdl->Set1PixMore();
+ pHdl->SetPointNum(1);
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+ {
+ SdrEdgeKind eKind=GetObjectItem(SDRATTR_EDGEKIND).GetValue();
+ if ((eKind==SdrEdgeKind::OrthoLines || eKind==SdrEdgeKind::Bezier) && nPointCount >= 4)
+ {
+ sal_uInt32 nO1(aEdgeInfo.nObj1Lines > 0 ? aEdgeInfo.nObj1Lines - 1 : 0);
+ sal_uInt32 nO2(aEdgeInfo.nObj2Lines > 0 ? aEdgeInfo.nObj2Lines - 1 : 0);
+ sal_uInt32 nM(aEdgeInfo.nMiddleLine != 0xFFFF ? 1 : 0);
+ for(sal_uInt32 i = 0; i < (nO1 + nO2 + nM); ++i)
+ {
+ sal_Int32 nPt(0);
+ sal_uInt32 nNum = i;
+ std::unique_ptr<ImpEdgeHdl> pHdl(new ImpEdgeHdl(Point(),SdrHdlKind::Poly));
+ if (nNum<nO1) {
+ nPt=nNum+1;
+ if (nNum==0) pHdl->SetLineCode(SdrEdgeLineCode::Obj1Line2);
+ if (nNum==1) pHdl->SetLineCode(SdrEdgeLineCode::Obj1Line3);
+ } else {
+ nNum=nNum-nO1;
+ if (nNum<nO2) {
+ nPt=nPointCount-3-nNum;
+ if (nNum==0) pHdl->SetLineCode(SdrEdgeLineCode::Obj2Line2);
+ if (nNum==1) pHdl->SetLineCode(SdrEdgeLineCode::Obj2Line3);
+ } else {
+ nNum=nNum-nO2;
+ if (nNum<nM) {
+ nPt=aEdgeInfo.nMiddleLine;
+ pHdl->SetLineCode(SdrEdgeLineCode::MiddleLine);
+ }
+ }
+ }
+ if (nPt>0) {
+ Point aPos((*pEdgeTrack)[static_cast<sal_uInt16>(nPt)]);
+ aPos+=(*pEdgeTrack)[static_cast<sal_uInt16>(nPt)+1];
+ aPos.setX( aPos.X() / 2 );
+ aPos.setY( aPos.Y() / 2 );
+ pHdl->SetPos(aPos);
+ pHdl->SetPointNum(i + 2);
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+ }
+ }
+ else if (eKind==SdrEdgeKind::ThreeLines && nPointCount == 4)
+ {
+ if(GetConnectedNode(true))
+ {
+ Point aPos((*pEdgeTrack)[1]);
+ std::unique_ptr<ImpEdgeHdl> pHdl(new ImpEdgeHdl(aPos,SdrHdlKind::Poly));
+ pHdl->SetLineCode(SdrEdgeLineCode::Obj1Line2);
+ pHdl->SetPointNum(2);
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+ if(GetConnectedNode(false))
+ {
+ Point aPos((*pEdgeTrack)[2]);
+ std::unique_ptr<ImpEdgeHdl> pHdl(new ImpEdgeHdl(aPos,SdrHdlKind::Poly));
+ pHdl->SetLineCode(SdrEdgeLineCode::Obj2Line2);
+ pHdl->SetPointNum(3);
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+ }
+ }
+}
+
+bool SdrEdgeObj::hasSpecialDrag() const
+{
+ return true;
+}
+
+SdrObjectUniquePtr SdrEdgeObj::getFullDragClone() const
+{
+ // use Clone operator
+ SdrEdgeObj* pRetval(CloneSdrObject(getSdrModelFromSdrObject()));
+
+ // copy connections for clone, SdrEdgeObj::operator= does not do this
+ pRetval->ConnectToNode(true, GetConnectedNode(true));
+ pRetval->ConnectToNode(false, GetConnectedNode(false));
+
+ return SdrObjectUniquePtr(pRetval);
+}
+
+bool SdrEdgeObj::beginSpecialDrag(SdrDragStat& rDrag) const
+{
+ if(!rDrag.GetHdl())
+ return false;
+
+ rDrag.SetEndDragChangesAttributes(true);
+
+ if(rDrag.GetHdl()->GetPointNum() < 2)
+ {
+ rDrag.SetNoSnap();
+ }
+
+ return true;
+}
+
+bool SdrEdgeObj::applySpecialDrag(SdrDragStat& rDragStat)
+{
+ SdrEdgeObj* pOriginalEdge = dynamic_cast< SdrEdgeObj* >(rDragStat.GetHdl()->GetObj());
+ const bool bOriginalEdgeModified(pOriginalEdge == this);
+
+ if(!bOriginalEdgeModified && pOriginalEdge)
+ {
+ // copy connections when clone is modified. This is needed because
+ // as preparation to this modification the data from the original object
+ // was copied to the clone using the operator=. As can be seen there,
+ // that operator does not copy the connections (for good reason)
+ ConnectToNode(true, pOriginalEdge->GetConnection(true).GetObject());
+ ConnectToNode(false, pOriginalEdge->GetConnection(false).GetObject());
+ }
+
+ if(rDragStat.GetHdl()->GetPointNum() < 2)
+ {
+ // start or end point connector drag
+ const bool bDragA(0 == rDragStat.GetHdl()->GetPointNum());
+ const Point aPointNow(rDragStat.GetNow());
+
+ rDragStat.SetEndDragChangesGeoAndAttributes(true);
+
+ if(rDragStat.GetPageView())
+ {
+ SdrObjConnection* pDraggedOne(bDragA ? &aCon1 : &aCon2);
+
+ // clear connection
+ DisconnectFromNode(bDragA);
+
+ // look for new connection
+ ImpFindConnector(aPointNow, *rDragStat.GetPageView(), *pDraggedOne, pOriginalEdge, nullptr, &rDragStat);
+
+ if(pDraggedOne->pObj)
+ {
+ // if found, officially connect to it; ImpFindConnector only
+ // sets pObj hard
+ SdrObject* pNewConnection = pDraggedOne->pObj;
+ pDraggedOne->pObj = nullptr;
+ ConnectToNode(bDragA, pNewConnection);
+ }
+
+ if(rDragStat.GetView() && !bOriginalEdgeModified)
+ {
+ // show IA helper, but only do this during IA, so not when the original
+ // Edge gets modified in the last call
+ rDragStat.GetView()->SetConnectMarker(*pDraggedOne);
+ }
+ }
+
+ if(pEdgeTrack)
+ {
+ // change pEdgeTrack to modified position
+ if(bDragA)
+ {
+ (*pEdgeTrack)[0] = aPointNow;
+ }
+ else
+ {
+ (*pEdgeTrack)[sal_uInt16(pEdgeTrack->GetPointCount()-1)] = aPointNow;
+ }
+ }
+
+ // reset edge info's offsets, this is an end point drag
+ aEdgeInfo.aObj1Line2 = Point();
+ aEdgeInfo.aObj1Line3 = Point();
+ aEdgeInfo.aObj2Line2 = Point();
+ aEdgeInfo.aObj2Line3 = Point();
+ aEdgeInfo.aMiddleLine = Point();
+ }
+ else
+ {
+ // control point connector drag
+ const ImpEdgeHdl* pEdgeHdl = static_cast<const ImpEdgeHdl*>(rDragStat.GetHdl());
+ const SdrEdgeLineCode eLineCode = pEdgeHdl->GetLineCode();
+ const Point aDist(rDragStat.GetNow() - rDragStat.GetStart());
+ sal_Int32 nDist(pEdgeHdl->IsHorzDrag() ? aDist.X() : aDist.Y());
+
+ nDist += aEdgeInfo.ImpGetLineOffset(eLineCode, *pEdgeTrack);
+ aEdgeInfo.ImpSetLineOffset(eLineCode, *pEdgeTrack, nDist);
+ }
+
+ // force recalculation of EdgeTrack
+ *pEdgeTrack = ImpCalcEdgeTrack(*pEdgeTrack, aCon1, aCon2, &aEdgeInfo);
+ bEdgeTrackDirty=false;
+
+ // save EdgeInfos and mark object as user modified
+ ImpSetEdgeInfoToAttr();
+ bEdgeTrackUserDefined = false;
+
+ SetBoundAndSnapRectsDirty();
+
+ if(bOriginalEdgeModified && rDragStat.GetView())
+ {
+ // hide connect marker helper again when original gets changed.
+ // This happens at the end of the interaction
+ rDragStat.GetView()->HideConnectMarker();
+ }
+
+ return true;
+}
+
+OUString SdrEdgeObj::getSpecialDragComment(const SdrDragStat& rDrag) const
+{
+ const bool bCreateComment(rDrag.GetView() && this == rDrag.GetView()->GetCreateObj());
+
+ if(bCreateComment)
+ {
+ return OUString();
+ }
+ else
+ {
+ return ImpGetDescriptionStr(STR_DragEdgeTail);
+ }
+}
+
+
+basegfx::B2DPolygon SdrEdgeObj::ImplAddConnectorOverlay(const SdrDragMethod& rDragMethod, bool bTail1, bool bTail2, bool bDetail) const
+{
+ basegfx::B2DPolygon aResult;
+
+ if(bDetail)
+ {
+ SdrObjConnection aMyCon1(aCon1);
+ SdrObjConnection aMyCon2(aCon2);
+
+ if (bTail1)
+ {
+ const basegfx::B2DPoint aTemp(rDragMethod.getCurrentTransformation() * basegfx::B2DPoint(aMyCon1.aObjOfs.X(), aMyCon1.aObjOfs.Y()));
+ aMyCon1.aObjOfs.setX( basegfx::fround(aTemp.getX()) );
+ aMyCon1.aObjOfs.setY( basegfx::fround(aTemp.getY()) );
+ }
+
+ if (bTail2)
+ {
+ const basegfx::B2DPoint aTemp(rDragMethod.getCurrentTransformation() * basegfx::B2DPoint(aMyCon2.aObjOfs.X(), aMyCon2.aObjOfs.Y()));
+ aMyCon2.aObjOfs.setX( basegfx::fround(aTemp.getX()) );
+ aMyCon2.aObjOfs.setY( basegfx::fround(aTemp.getY()) );
+ }
+
+ SdrEdgeInfoRec aInfo(aEdgeInfo);
+ XPolygon aXP(ImpCalcEdgeTrack(*pEdgeTrack, aMyCon1, aMyCon2, &aInfo));
+
+ if(aXP.GetPointCount())
+ {
+ aResult = aXP.getB2DPolygon();
+ }
+ }
+ else
+ {
+ Point aPt1((*pEdgeTrack)[0]);
+ Point aPt2((*pEdgeTrack)[sal_uInt16(pEdgeTrack->GetPointCount() - 1)]);
+
+ if (aCon1.pObj && (aCon1.bBestConn || aCon1.bBestVertex))
+ aPt1 = aCon1.pObj->GetSnapRect().Center();
+
+ if (aCon2.pObj && (aCon2.bBestConn || aCon2.bBestVertex))
+ aPt2 = aCon2.pObj->GetSnapRect().Center();
+
+ if (bTail1)
+ {
+ const basegfx::B2DPoint aTemp(rDragMethod.getCurrentTransformation() * basegfx::B2DPoint(aPt1.X(), aPt1.Y()));
+ aPt1.setX( basegfx::fround(aTemp.getX()) );
+ aPt1.setY( basegfx::fround(aTemp.getY()) );
+ }
+
+ if (bTail2)
+ {
+ const basegfx::B2DPoint aTemp(rDragMethod.getCurrentTransformation() * basegfx::B2DPoint(aPt2.X(), aPt2.Y()));
+ aPt2.setX( basegfx::fround(aTemp.getX()) );
+ aPt2.setY( basegfx::fround(aTemp.getY()) );
+ }
+
+ aResult.append(basegfx::B2DPoint(aPt1.X(), aPt1.Y()));
+ aResult.append(basegfx::B2DPoint(aPt2.X(), aPt2.Y()));
+ }
+
+ return aResult;
+}
+
+bool SdrEdgeObj::BegCreate(SdrDragStat& rDragStat)
+{
+ rDragStat.SetNoSnap();
+ pEdgeTrack->SetPointCount(2);
+ (*pEdgeTrack)[0]=rDragStat.GetStart();
+ (*pEdgeTrack)[1]=rDragStat.GetNow();
+ if (rDragStat.GetPageView()!=nullptr) {
+ ImpFindConnector(rDragStat.GetStart(),*rDragStat.GetPageView(),aCon1,this);
+ ConnectToNode(true,aCon1.pObj);
+ }
+ *pEdgeTrack=ImpCalcEdgeTrack(*pEdgeTrack,aCon1,aCon2,&aEdgeInfo);
+ return true;
+}
+
+bool SdrEdgeObj::MovCreate(SdrDragStat& rDragStat)
+{
+ sal_uInt16 nMax=pEdgeTrack->GetPointCount();
+ (*pEdgeTrack)[nMax-1]=rDragStat.GetNow();
+ if (rDragStat.GetPageView()!=nullptr) {
+ ImpFindConnector(rDragStat.GetNow(),*rDragStat.GetPageView(),aCon2,this);
+ rDragStat.GetView()->SetConnectMarker(aCon2);
+ }
+ SetBoundRectDirty();
+ m_bSnapRectDirty=true;
+ ConnectToNode(false,aCon2.pObj);
+ *pEdgeTrack=ImpCalcEdgeTrack(*pEdgeTrack,aCon1,aCon2,&aEdgeInfo);
+ bEdgeTrackDirty=false;
+ return true;
+}
+
+bool SdrEdgeObj::EndCreate(SdrDragStat& rDragStat, SdrCreateCmd eCmd)
+{
+ bool bOk=(eCmd==SdrCreateCmd::ForceEnd || rDragStat.GetPointCount()>=2);
+ if (bOk) {
+ ConnectToNode(true,aCon1.pObj);
+ ConnectToNode(false,aCon2.pObj);
+ if (rDragStat.GetView()!=nullptr) {
+ rDragStat.GetView()->HideConnectMarker();
+ }
+ ImpSetEdgeInfoToAttr(); // copy values from aEdgeInfo into the pool
+ }
+ SetBoundAndSnapRectsDirty();
+ return bOk;
+}
+
+bool SdrEdgeObj::BckCreate(SdrDragStat& rDragStat)
+{
+ if (rDragStat.GetView()!=nullptr) {
+ rDragStat.GetView()->HideConnectMarker();
+ }
+ return false;
+}
+
+void SdrEdgeObj::BrkCreate(SdrDragStat& rDragStat)
+{
+ if (rDragStat.GetView()!=nullptr) {
+ rDragStat.GetView()->HideConnectMarker();
+ }
+}
+
+basegfx::B2DPolyPolygon SdrEdgeObj::TakeCreatePoly(const SdrDragStat& /*rStatDrag*/) const
+{
+ basegfx::B2DPolyPolygon aRetval;
+ aRetval.append(pEdgeTrack->getB2DPolygon());
+ return aRetval;
+}
+
+PointerStyle SdrEdgeObj::GetCreatePointer() const
+{
+ return PointerStyle::DrawConnect;
+}
+
+bool SdrEdgeObj::ImpFindConnector(const Point& rPt, const SdrPageView& rPV, SdrObjConnection& rCon, const SdrEdgeObj* pThis, OutputDevice* pOut, SdrDragStat* pDragStat)
+{
+ rCon.ResetVars();
+ if (pOut==nullptr) pOut=rPV.GetView().GetFirstOutputDevice();
+ if (pOut==nullptr) return false;
+ SdrObjList* pOL=rPV.GetObjList();
+ const SdrLayerIDSet& rVisLayer=rPV.GetVisibleLayers();
+ // sensitive area of connectors is twice as large as the one of the handles
+ sal_uInt16 nMarkHdSiz=rPV.GetView().GetMarkHdlSizePixel();
+ Size aHalfConSiz(nMarkHdSiz,nMarkHdSiz);
+ if (comphelper::LibreOfficeKit::isActive() && pOut->GetMapMode().GetMapUnit() == MapUnit::Map100thMM)
+ aHalfConSiz=pOut->PixelToLogic(aHalfConSiz, MapMode(MapUnit::Map100thMM));
+ else
+ aHalfConSiz=pOut->PixelToLogic(aHalfConSiz);
+ tools::Rectangle aMouseRect(rPt,rPt);
+ aMouseRect.AdjustLeft( -(aHalfConSiz.Width()) );
+ aMouseRect.AdjustTop( -(aHalfConSiz.Height()) );
+ aMouseRect.AdjustRight(aHalfConSiz.Width() );
+ aMouseRect.AdjustBottom(aHalfConSiz.Height() );
+ sal_uInt16 nBoundHitTol=static_cast<sal_uInt16>(aHalfConSiz.Width())/2; if (nBoundHitTol==0) nBoundHitTol=1;
+ size_t no=pOL->GetObjCount();
+ bool bFnd = false;
+ SdrObjConnection aTestCon;
+ bool bTiledRendering = comphelper::LibreOfficeKit::isActive();
+ bool bHasRequestedOrdNum = false;
+ sal_Int32 requestedOrdNum = -1;
+
+ if (bTiledRendering && pDragStat)
+ {
+ auto& glueOptions = pDragStat->GetGlueOptions();
+ if (glueOptions.objectOrdNum != -1)
+ {
+ requestedOrdNum = glueOptions.objectOrdNum;
+ bHasRequestedOrdNum = true;
+ }
+ }
+
+ while (no>0 && !bFnd) {
+ // issue: group objects on different layers return LayerID=0!
+ no--;
+ SdrObject* pObj=pOL->GetObj(no);
+ if (bHasRequestedOrdNum)
+ {
+ if (pObj->GetOrdNumDirect() != static_cast<sal_uInt32>(requestedOrdNum))
+ continue;
+ }
+ if (rVisLayer.IsSet(pObj->GetLayer()) && pObj->IsVisible() && // only visible objects
+ (pThis==nullptr || pObj!=static_cast<SdrObject const *>(pThis))) // don't connect it to itself
+ {
+ tools::Rectangle aObjBound(pObj->GetCurrentBoundRect());
+ if (aObjBound.Overlaps(aMouseRect)) {
+ aTestCon.ResetVars();
+ bool bEdge=dynamic_cast<const SdrEdgeObj *>(pObj) != nullptr; // no BestCon for Edge
+ // User-defined connectors have absolute priority.
+ // After those come Vertex, Corner and center (Best), all prioritized equally.
+ // Finally, a HitTest for the object.
+ const SdrGluePointList* pGPL=pObj->GetGluePointList();
+ sal_uInt16 nGluePointCnt=pGPL==nullptr ? 0 : pGPL->GetCount();
+ sal_uInt16 nGesAnz=nGluePointCnt+9;
+ bool bUserFnd = false;
+ sal_uIntPtr nBestDist=0xFFFFFFFF;
+ for (sal_uInt16 i=0; i<nGesAnz; i++)
+ {
+ bool bUser=i<nGluePointCnt;
+ bool bVertex=i>=nGluePointCnt+0 && i<nGluePointCnt+4;
+ bool bCorner=i>=nGluePointCnt+4 && i<nGluePointCnt+8;
+ bool bCenter=i==nGluePointCnt+8;
+ bool bOk = false;
+ Point aConPos;
+ sal_uInt16 nConNum=i;
+ if (bUser) {
+ const SdrGluePoint& rGP=(*pGPL)[nConNum];
+ aConPos=rGP.GetAbsolutePos(*pObj);
+ nConNum=rGP.GetId();
+ bOk = true;
+ } else if (bVertex && !bUserFnd) {
+ nConNum=nConNum-nGluePointCnt;
+ SdrGluePoint aPt(pObj->GetVertexGluePoint(nConNum));
+ aConPos=aPt.GetAbsolutePos(*pObj);
+ bOk = true;
+ } else if (bCorner && !bUserFnd) {
+ nConNum-=nGluePointCnt+4;
+ i+=3;
+ }
+ else if (bCenter && !bUserFnd && !bEdge)
+ {
+ // Suppress default connect at object center
+ if(!pThis || !pThis->GetSuppressDefaultConnect())
+ {
+ // not the edges!
+ nConNum=0;
+ aConPos=aObjBound.Center();
+ bOk = true;
+ }
+ }
+ if (bOk && aMouseRect.Contains(aConPos)) {
+ if (bUser) bUserFnd = true;
+ bFnd = true;
+ sal_uIntPtr nDist=static_cast<sal_uIntPtr>(std::abs(aConPos.X()-rPt.X()))+static_cast<sal_uIntPtr>(std::abs(aConPos.Y()-rPt.Y()));
+ if (nDist<nBestDist) {
+ nBestDist=nDist;
+ aTestCon.pObj=pObj;
+ aTestCon.nConId=nConNum;
+ aTestCon.bAutoCorner=bCorner;
+ aTestCon.bAutoVertex=bVertex;
+ aTestCon.bBestConn=false; // bCenter;
+ aTestCon.bBestVertex=bCenter;
+ }
+ }
+ }
+ // if no connector is hit, try HitTest again, for BestConnector (=bCenter)
+ if(!bFnd &&
+ !bEdge &&
+ SdrObjectPrimitiveHit(*pObj, rPt, nBoundHitTol, rPV, &rVisLayer, false))
+ {
+ // Suppress default connect at object inside bound
+ if(!pThis || !pThis->GetSuppressDefaultConnect())
+ {
+ bFnd = true;
+ aTestCon.pObj=pObj;
+ aTestCon.bBestConn=true;
+ }
+ }
+ if (bFnd) {
+ aMouseRect.AdjustLeft( -nBoundHitTol );
+ aMouseRect.AdjustTop( -nBoundHitTol );
+ aMouseRect.AdjustRight(nBoundHitTol );
+ aMouseRect.AdjustBottom(nBoundHitTol );
+ }
+
+ }
+ }
+ }
+ rCon=aTestCon;
+ return bFnd;
+}
+
+void SdrEdgeObj::NbcSetSnapRect(const tools::Rectangle& rRect)
+{
+ const tools::Rectangle aOld(GetSnapRect());
+
+ if(aOld == rRect)
+ return;
+
+ if (maRect.IsEmpty() && 0 == pEdgeTrack->GetPointCount())
+ {
+ // #i110629# When initializing, do not scale on empty Rectangle; this
+ // will mirror the underlying text object (!)
+ maRect = rRect;
+ maSnapRect = rRect;
+ }
+ else
+ {
+ tools::Long nMulX = rRect.Right() - rRect.Left();
+ tools::Long nDivX = aOld.Right() - aOld.Left();
+ tools::Long nMulY = rRect.Bottom() - rRect.Top();
+ tools::Long nDivY = aOld.Bottom() - aOld.Top();
+ if ( nDivX == 0 ) { nMulX = 1; nDivX = 1; }
+ if ( nDivY == 0 ) { nMulY = 1; nDivY = 1; }
+ Fraction aX(nMulX, nDivX);
+ Fraction aY(nMulY, nDivY);
+ NbcResize(aOld.TopLeft(), aX, aY);
+ NbcMove(Size(rRect.Left() - aOld.Left(), rRect.Top() - aOld.Top()));
+ }
+}
+
+void SdrEdgeObj::NbcMove(const Size& rSiz)
+{
+ SdrTextObj::NbcMove(rSiz);
+ MoveXPoly(*pEdgeTrack,rSiz);
+}
+
+void SdrEdgeObj::NbcResize(const Point& rRefPnt, const Fraction& aXFact, const Fraction& aYFact)
+{
+ SdrTextObj::NbcResize(rRefPnt,aXFact,aXFact);
+ ResizeXPoly(*pEdgeTrack,rRefPnt,aXFact,aYFact);
+
+ // if resize is not from paste, forget user distances
+ if (!getSdrModelFromSdrObject().IsPasteResize())
+ {
+ aEdgeInfo.aObj1Line2 = Point();
+ aEdgeInfo.aObj1Line3 = Point();
+ aEdgeInfo.aObj2Line2 = Point();
+ aEdgeInfo.aObj2Line3 = Point();
+ aEdgeInfo.aMiddleLine = Point();
+ }
+}
+
+// #i54102# added rotation support
+void SdrEdgeObj::NbcRotate(const Point& rRef, Degree100 nAngle, double sn, double cs)
+{
+ if(bEdgeTrackUserDefined)
+ {
+ // #i120437# special handling when track is imported, apply
+ // transformation directly to imported track.
+ SdrTextObj::NbcRotate(rRef, nAngle, sn, cs);
+ RotateXPoly(*pEdgeTrack, rRef, sn, cs);
+ }
+ else
+ {
+ // handle start and end point if not connected
+ const bool bCon1(nullptr != aCon1.pObj && aCon1.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+ const bool bCon2(nullptr != aCon2.pObj && aCon2.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+
+ if(!bCon1 && pEdgeTrack)
+ {
+ RotatePoint((*pEdgeTrack)[0],rRef,sn,cs);
+ ImpDirtyEdgeTrack();
+ }
+
+ if(!bCon2 && pEdgeTrack)
+ {
+ sal_uInt16 nPointCount = pEdgeTrack->GetPointCount();
+ RotatePoint((*pEdgeTrack)[sal_uInt16(nPointCount-1)],rRef,sn,cs);
+ ImpDirtyEdgeTrack();
+ }
+ }
+}
+
+// #i54102# added mirror support
+void SdrEdgeObj::NbcMirror(const Point& rRef1, const Point& rRef2)
+{
+ if(bEdgeTrackUserDefined)
+ {
+ // #i120437# special handling when track is imported, apply
+ // transformation directly to imported track.
+ SdrTextObj::NbcMirror(rRef1, rRef2);
+ MirrorXPoly(*pEdgeTrack, rRef1, rRef2);
+ }
+ else
+ {
+ // handle start and end point if not connected
+ const bool bCon1(nullptr != aCon1.pObj && aCon1.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+ const bool bCon2(nullptr != aCon2.pObj && aCon2.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+
+ if(!bCon1 && pEdgeTrack)
+ {
+ MirrorPoint((*pEdgeTrack)[0],rRef1,rRef2);
+ ImpDirtyEdgeTrack();
+ }
+
+ if(!bCon2 && pEdgeTrack)
+ {
+ sal_uInt16 nPointCount = pEdgeTrack->GetPointCount();
+ MirrorPoint((*pEdgeTrack)[sal_uInt16(nPointCount-1)],rRef1,rRef2);
+ ImpDirtyEdgeTrack();
+ }
+ }
+}
+
+// #i54102# added shear support
+void SdrEdgeObj::NbcShear(const Point& rRef, Degree100 nAngle, double tn, bool bVShear)
+{
+ if(bEdgeTrackUserDefined)
+ {
+ // #i120437# special handling when track is imported, apply
+ // transformation directly to imported track.
+ SdrTextObj::NbcShear(rRef, nAngle, tn, bVShear);
+ ShearXPoly(*pEdgeTrack, rRef, tn, bVShear);
+ }
+ else
+ {
+ // handle start and end point if not connected
+ const bool bCon1(nullptr != aCon1.pObj && aCon1.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+ const bool bCon2(nullptr != aCon2.pObj && aCon2.pObj->getSdrPageFromSdrObject() == getSdrPageFromSdrObject());
+
+ if(!bCon1 && pEdgeTrack)
+ {
+ ShearPoint((*pEdgeTrack)[0],rRef,tn,bVShear);
+ ImpDirtyEdgeTrack();
+ }
+
+ if(!bCon2 && pEdgeTrack)
+ {
+ sal_uInt16 nPointCount = pEdgeTrack->GetPointCount();
+ ShearPoint((*pEdgeTrack)[sal_uInt16(nPointCount-1)],rRef,tn,bVShear);
+ ImpDirtyEdgeTrack();
+ }
+ }
+}
+
+SdrObjectUniquePtr SdrEdgeObj::DoConvertToPolyObj(bool bBezier, bool bAddText) const
+{
+ basegfx::B2DPolyPolygon aPolyPolygon;
+ aPolyPolygon.append(pEdgeTrack->getB2DPolygon());
+ SdrObjectUniquePtr pRet = ImpConvertMakeObj(aPolyPolygon, false, bBezier);
+
+ if(bAddText)
+ {
+ pRet = ImpConvertAddText(std::move(pRet), bBezier);
+ }
+
+ return pRet;
+}
+
+sal_uInt32 SdrEdgeObj::GetSnapPointCount() const
+{
+ return 2;
+}
+
+Point SdrEdgeObj::GetSnapPoint(sal_uInt32 i) const
+{
+ const_cast<SdrEdgeObj*>(this)->ImpUndirtyEdgeTrack();
+ sal_uInt16 nCount=pEdgeTrack->GetPointCount();
+ if (i==0) return (*pEdgeTrack)[0];
+ else return (*pEdgeTrack)[nCount-1];
+}
+
+bool SdrEdgeObj::IsPolyObj() const
+{
+ return false;
+}
+
+sal_uInt32 SdrEdgeObj::GetPointCount() const
+{
+ return 0;
+}
+
+Point SdrEdgeObj::GetPoint(sal_uInt32 i) const
+{
+ const_cast<SdrEdgeObj*>(this)->ImpUndirtyEdgeTrack();
+ sal_uInt16 nCount=pEdgeTrack->GetPointCount();
+ if (0 == i)
+ return (*pEdgeTrack)[0];
+ else
+ return (*pEdgeTrack)[nCount-1];
+}
+
+void SdrEdgeObj::NbcSetPoint(const Point& rPnt, sal_uInt32 i)
+{
+ // TODO: Need an implementation to connect differently.
+ ImpUndirtyEdgeTrack();
+ sal_uInt16 nCount=pEdgeTrack->GetPointCount();
+ if (0 == i)
+ (*pEdgeTrack)[0]=rPnt;
+ if (1 == i)
+ (*pEdgeTrack)[nCount-1]=rPnt;
+ SetEdgeTrackDirty();
+ SetBoundAndSnapRectsDirty();
+}
+
+SdrEdgeObjGeoData::SdrEdgeObjGeoData()
+ : pEdgeTrack(std::in_place)
+ , bEdgeTrackDirty(false)
+ , bEdgeTrackUserDefined(false)
+{
+}
+
+SdrEdgeObjGeoData::~SdrEdgeObjGeoData()
+{
+}
+
+std::unique_ptr<SdrObjGeoData> SdrEdgeObj::NewGeoData() const
+{
+ return std::make_unique<SdrEdgeObjGeoData>();
+}
+
+void SdrEdgeObj::SaveGeoData(SdrObjGeoData& rGeo) const
+{
+ SdrTextObj::SaveGeoData(rGeo);
+ SdrEdgeObjGeoData& rEGeo=static_cast<SdrEdgeObjGeoData&>(rGeo);
+ rEGeo.aCon1 =aCon1;
+ rEGeo.aCon2 =aCon2;
+ *rEGeo.pEdgeTrack =*pEdgeTrack;
+ rEGeo.bEdgeTrackDirty=bEdgeTrackDirty;
+ rEGeo.bEdgeTrackUserDefined=bEdgeTrackUserDefined;
+ rEGeo.aEdgeInfo =aEdgeInfo;
+}
+
+void SdrEdgeObj::RestoreGeoData(const SdrObjGeoData& rGeo)
+{
+ SdrTextObj::RestoreGeoData(rGeo);
+ const SdrEdgeObjGeoData& rEGeo=static_cast<const SdrEdgeObjGeoData&>(rGeo);
+ if (aCon1.pObj!=rEGeo.aCon1.pObj) {
+ if (aCon1.pObj!=nullptr) aCon1.pObj->RemoveListener(*this);
+ aCon1=rEGeo.aCon1;
+ if (aCon1.pObj!=nullptr) aCon1.pObj->AddListener(*this);
+ }
+ else
+ aCon1=rEGeo.aCon1;
+
+ if (aCon2.pObj!=rEGeo.aCon2.pObj) {
+ if (aCon2.pObj!=nullptr) aCon2.pObj->RemoveListener(*this);
+ aCon2=rEGeo.aCon2;
+ if (aCon2.pObj!=nullptr) aCon2.pObj->AddListener(*this);
+ }
+ else
+ aCon2=rEGeo.aCon2;
+
+ *pEdgeTrack =*rEGeo.pEdgeTrack;
+ bEdgeTrackDirty=rEGeo.bEdgeTrackDirty;
+ bEdgeTrackUserDefined=rEGeo.bEdgeTrackUserDefined;
+ aEdgeInfo =rEGeo.aEdgeInfo;
+}
+
+Point SdrEdgeObj::GetTailPoint( bool bTail ) const
+{
+ if( pEdgeTrack && pEdgeTrack->GetPointCount()!=0)
+ {
+ const XPolygon& rTrack0 = *pEdgeTrack;
+ if(bTail)
+ {
+ return rTrack0[0];
+ }
+ else
+ {
+ const sal_uInt16 nSiz = rTrack0.GetPointCount() - 1;
+ return rTrack0[nSiz];
+ }
+ }
+ else
+ {
+ if(bTail)
+ return m_aOutRect.TopLeft();
+ else
+ return m_aOutRect.BottomRight();
+ }
+
+}
+
+void SdrEdgeObj::SetTailPoint( bool bTail, const Point& rPt )
+{
+ ImpSetTailPoint( bTail, rPt );
+ SetChanged();
+}
+
+/** this method is used by the api to set a gluepoint for a connection
+ nId == -1 : The best default point is automatically chosen
+ 0 <= nId <= 3 : One of the default points is chosen
+ nId >= 4 : A user defined gluepoint is chosen
+*/
+void SdrEdgeObj::setGluePointIndex( bool bTail, sal_Int32 nIndex /* = -1 */ )
+{
+ SdrObjConnection& rConn1 = GetConnection( bTail );
+
+ rConn1.SetAutoVertex( nIndex >= 0 && nIndex <= 3 );
+ rConn1.SetBestConnection( nIndex < 0 );
+ rConn1.SetBestVertex( nIndex < 0 );
+
+ if( nIndex > 3 )
+ {
+ nIndex -= 3; // the start api index is 0, whereas the implementation in svx starts from 1
+
+ // for user defined gluepoints we have
+ // to get the id for this index first
+ const SdrGluePointList* pList = rConn1.GetObject() ? rConn1.GetObject()->GetGluePointList() : nullptr;
+ if( pList == nullptr || SDRGLUEPOINT_NOTFOUND == pList->FindGluePoint(static_cast<sal_uInt16>(nIndex)) )
+ return;
+ }
+ else if( nIndex < 0 )
+ {
+ nIndex = 0;
+ }
+
+ rConn1.SetConnectorId( static_cast<sal_uInt16>(nIndex) );
+
+ SetChanged();
+ SetBoundAndSnapRectsDirty();
+ ImpRecalcEdgeTrack();
+}
+
+/** this method is used by the api to return a gluepoint id for a connection.
+ See setGluePointId for possible return values */
+sal_Int32 SdrEdgeObj::getGluePointIndex( bool bTail )
+{
+ SdrObjConnection& rConn1 = GetConnection( bTail );
+ sal_Int32 nId = -1;
+ if( !rConn1.IsBestConnection() )
+ {
+ nId = rConn1.GetConnectorId();
+ if( !rConn1.IsAutoVertex() )
+ nId += 3; // the start api index is 0, whereas the implementation in svx starts from 1
+ }
+ return nId;
+}
+
+// Implementation was missing; edge track needs to be invalidated additionally.
+void SdrEdgeObj::NbcSetAnchorPos(const Point& rPnt)
+{
+ // call parent functionality
+ SdrTextObj::NbcSetAnchorPos(rPnt);
+
+ // Additionally, invalidate edge track
+ ImpDirtyEdgeTrack();
+}
+
+bool SdrEdgeObj::TRGetBaseGeometry(basegfx::B2DHomMatrix& rMatrix, basegfx::B2DPolyPolygon& rPolyPolygon) const
+{
+ // use base method from SdrObject, it's not rotatable and
+ // a call to GetSnapRect() is used. That's what we need for Connector.
+ return SdrObject::TRGetBaseGeometry(rMatrix, rPolyPolygon);
+}
+
+void SdrEdgeObj::TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& rPolyPolygon)
+{
+ // where appropriate take care for existing connections. For now, just use the
+ // implementation from SdrObject.
+ SdrObject::TRSetBaseGeometry(rMatrix, rPolyPolygon);
+}
+
+// for geometry access
+::basegfx::B2DPolygon SdrEdgeObj::getEdgeTrack() const
+{
+ if(bEdgeTrackDirty)
+ {
+ const_cast< SdrEdgeObj* >(this)->ImpRecalcEdgeTrack();
+ }
+
+ if(pEdgeTrack)
+ {
+ return pEdgeTrack->getB2DPolygon();
+ }
+ else
+ {
+ return ::basegfx::B2DPolygon();
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-29 14:08:56 +0000