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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
commit267c6f2ac71f92999e969232431ba04678e7437e (patch)
tree358c9467650e1d0a1d7227a21dac2e3d08b622b2 /svx/source/svdraw/svdopath.cxx
parentInitial commit. (diff)
downloadlibreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz
libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'svx/source/svdraw/svdopath.cxx')
-rw-r--r--svx/source/svdraw/svdopath.cxx2986
1 files changed, 2986 insertions, 0 deletions
diff --git a/svx/source/svdraw/svdopath.cxx b/svx/source/svdraw/svdopath.cxx
new file mode 100644
index 0000000000..d76faf3204
--- /dev/null
+++ b/svx/source/svdraw/svdopath.cxx
@@ -0,0 +1,2986 @@
+/* -*- 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 <o3tl/unit_conversion.hxx>
+#include <tools/bigint.hxx>
+#include <tools/helpers.hxx>
+#include <svx/svdopath.hxx>
+#include <math.h>
+#include <svx/xpoly.hxx>
+#include <svx/svdtrans.hxx>
+#include <svx/svddrag.hxx>
+#include <svx/svdmodel.hxx>
+#include <svx/svdhdl.hxx>
+#include <svx/svdview.hxx>
+#include <svx/dialmgr.hxx>
+#include <svx/strings.hrc>
+
+#include <svx/polypolygoneditor.hxx>
+#include <sdr/contact/viewcontactofsdrpathobj.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <basegfx/range/b2drange.hxx>
+#include <basegfx/curve/b2dcubicbezier.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <sdr/attribute/sdrtextattribute.hxx>
+#include <sdr/primitive2d/sdrattributecreator.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <sdr/attribute/sdrformtextattribute.hxx>
+#include <utility>
+#include <vcl/ptrstyle.hxx>
+#include <memory>
+#include <sal/log.hxx>
+#include <osl/diagnose.h>
+
+using namespace sdr;
+
+static sal_uInt16 GetPrevPnt(sal_uInt16 nPnt, sal_uInt16 nPntMax, bool bClosed)
+{
+ if (nPnt>0) {
+ nPnt--;
+ } else {
+ nPnt=nPntMax;
+ if (bClosed) nPnt--;
+ }
+ return nPnt;
+}
+
+static sal_uInt16 GetNextPnt(sal_uInt16 nPnt, sal_uInt16 nPntMax, bool bClosed)
+{
+ nPnt++;
+ if (nPnt>nPntMax || (bClosed && nPnt>=nPntMax)) nPnt=0;
+ return nPnt;
+}
+
+namespace {
+
+struct ImpSdrPathDragData : public SdrDragStatUserData
+{
+ XPolygon aXP; // section of the original polygon
+ bool bValid; // FALSE = too few points
+ bool bClosed; // closed object?
+ sal_uInt16 nPoly; // number of the polygon in the PolyPolygon
+ sal_uInt16 nPnt; // number of point in the above polygon
+ sal_uInt16 nPointCount; // number of points of the polygon
+ bool bBegPnt; // dragged point is first point of a Polyline
+ bool bEndPnt; // dragged point is finishing point of a Polyline
+ sal_uInt16 nPrevPnt; // index of previous point
+ sal_uInt16 nNextPnt; // index of next point
+ bool bPrevIsBegPnt; // previous point is first point of a Polyline
+ bool bNextIsEndPnt; // next point is first point of a Polyline
+ sal_uInt16 nPrevPrevPnt; // index of point before previous point
+ sal_uInt16 nNextNextPnt; // index of point after next point
+ bool bControl; // point is a control point
+ bool bIsNextControl; // point is a control point after a support point
+ bool bPrevIsControl; // if nPnt is a support point: a control point comes before
+ bool bNextIsControl; // if nPnt is a support point: a control point comes after
+ sal_uInt16 nPrevPrevPnt0;
+ sal_uInt16 nPrevPnt0;
+ sal_uInt16 nPnt0;
+ sal_uInt16 nNextPnt0;
+ sal_uInt16 nNextNextPnt0;
+ bool bEliminate; // delete point? (is set by MovDrag)
+
+ bool mbMultiPointDrag;
+ const XPolyPolygon maOrig;
+ XPolyPolygon maMove;
+ std::vector<SdrHdl*> maHandles;
+
+public:
+ ImpSdrPathDragData(const SdrPathObj& rPO, const SdrHdl& rHdl, bool bMuPoDr, const SdrDragStat& rDrag);
+ void ResetPoly(const SdrPathObj& rPO);
+ bool IsMultiPointDrag() const { return mbMultiPointDrag; }
+};
+
+}
+
+ImpSdrPathDragData::ImpSdrPathDragData(const SdrPathObj& rPO, const SdrHdl& rHdl, bool bMuPoDr, const SdrDragStat& rDrag)
+ : aXP(5)
+ , bValid(false)
+ , bClosed(false)
+ , nPoly(0)
+ , nPnt(0)
+ , nPointCount(0)
+ , bBegPnt(false)
+ , bEndPnt(false)
+ , nPrevPnt(0)
+ , nNextPnt(0)
+ , bPrevIsBegPnt(false)
+ , bNextIsEndPnt(false)
+ , nPrevPrevPnt(0)
+ , nNextNextPnt(0)
+ , bControl(false)
+ , bIsNextControl(false)
+ , bPrevIsControl(false)
+ , bNextIsControl(false)
+ , nPrevPrevPnt0(0)
+ , nPrevPnt0(0)
+ , nPnt0(0)
+ , nNextPnt0(0)
+ , nNextNextPnt0(0)
+ , bEliminate(false)
+ , mbMultiPointDrag(bMuPoDr)
+ , maOrig(rPO.GetPathPoly())
+ , maHandles(0)
+{
+ if(mbMultiPointDrag)
+ {
+ const SdrMarkView& rMarkView = *rDrag.GetView();
+ const SdrHdlList& rHdlList = rMarkView.GetHdlList();
+ const size_t nHdlCount = rHdlList.GetHdlCount();
+ const SdrObject* pInteractionObject(nHdlCount && rHdlList.GetHdl(0) ? rHdlList.GetHdl(0)->GetObj() : nullptr);
+
+ for(size_t a = 0; a < nHdlCount; ++a)
+ {
+ SdrHdl* pTestHdl = rHdlList.GetHdl(a);
+
+ if(pTestHdl && pTestHdl->IsSelected() && pTestHdl->GetObj() == pInteractionObject)
+ {
+ maHandles.push_back(pTestHdl);
+ }
+ }
+
+ maMove = maOrig;
+ bValid = true;
+ }
+ else
+ {
+ sal_uInt16 nPntMax = 0; // maximum index
+ bValid=false;
+ bClosed=rPO.IsClosed(); // closed object?
+ nPoly=static_cast<sal_uInt16>(rHdl.GetPolyNum()); // number of the polygon in the PolyPolygon
+ nPnt=static_cast<sal_uInt16>(rHdl.GetPointNum()); // number of points in the above polygon
+ const XPolygon aTmpXP(rPO.GetPathPoly().getB2DPolygon(nPoly));
+ nPointCount=aTmpXP.GetPointCount(); // number of point of the polygon
+ if (nPointCount==0 || (bClosed && nPointCount==1)) return; // minimum of 1 points for Lines, minimum of 2 points for Polygon
+ nPntMax=nPointCount-1; // maximum index
+ bBegPnt=!bClosed && nPnt==0; // dragged point is first point of a Polyline
+ bEndPnt=!bClosed && nPnt==nPntMax; // dragged point is finishing point of a Polyline
+ if (bClosed && nPointCount<=3) { // if polygon is only a line
+ bBegPnt=(nPointCount<3) || nPnt==0;
+ bEndPnt=(nPointCount<3) || nPnt==nPntMax-1;
+ }
+ nPrevPnt=nPnt; // index of previous point
+ nNextPnt=nPnt; // index of next point
+ if (!bBegPnt) nPrevPnt=GetPrevPnt(nPnt,nPntMax,bClosed);
+ if (!bEndPnt) nNextPnt=GetNextPnt(nPnt,nPntMax,bClosed);
+ bPrevIsBegPnt=bBegPnt || (!bClosed && nPrevPnt==0);
+ bNextIsEndPnt=bEndPnt || (!bClosed && nNextPnt==nPntMax);
+ nPrevPrevPnt=nPnt; // index of point before previous point
+ nNextNextPnt=nPnt; // index of point after next point
+ if (!bPrevIsBegPnt) nPrevPrevPnt=GetPrevPnt(nPrevPnt,nPntMax,bClosed);
+ if (!bNextIsEndPnt) nNextNextPnt=GetNextPnt(nNextPnt,nPntMax,bClosed);
+ bControl=rHdl.IsPlusHdl(); // point is a control point
+ bIsNextControl=false; // point is a control point after a support point
+ bPrevIsControl=false; // if nPnt is a support point: a control point comes before
+ bNextIsControl=false; // if nPnt is a support point: a control point comes after
+ if (bControl) {
+ bIsNextControl=!aTmpXP.IsControl(nPrevPnt);
+ } else {
+ bPrevIsControl=!bBegPnt && !bPrevIsBegPnt && aTmpXP.GetFlags(nPrevPnt)==PolyFlags::Control;
+ bNextIsControl=!bEndPnt && !bNextIsEndPnt && aTmpXP.GetFlags(nNextPnt)==PolyFlags::Control;
+ }
+ nPrevPrevPnt0=nPrevPrevPnt;
+ nPrevPnt0 =nPrevPnt;
+ nPnt0 =nPnt;
+ nNextPnt0 =nNextPnt;
+ nNextNextPnt0=nNextNextPnt;
+ nPrevPrevPnt=0;
+ nPrevPnt=1;
+ nPnt=2;
+ nNextPnt=3;
+ nNextNextPnt=4;
+ bEliminate=false;
+ ResetPoly(rPO);
+ bValid=true;
+ }
+}
+
+void ImpSdrPathDragData::ResetPoly(const SdrPathObj& rPO)
+{
+ const XPolygon aTmpXP(rPO.GetPathPoly().getB2DPolygon(nPoly));
+ aXP[0]=aTmpXP[nPrevPrevPnt0]; aXP.SetFlags(0,aTmpXP.GetFlags(nPrevPrevPnt0));
+ aXP[1]=aTmpXP[nPrevPnt0]; aXP.SetFlags(1,aTmpXP.GetFlags(nPrevPnt0));
+ aXP[2]=aTmpXP[nPnt0]; aXP.SetFlags(2,aTmpXP.GetFlags(nPnt0));
+ aXP[3]=aTmpXP[nNextPnt0]; aXP.SetFlags(3,aTmpXP.GetFlags(nNextPnt0));
+ aXP[4]=aTmpXP[nNextNextPnt0]; aXP.SetFlags(4,aTmpXP.GetFlags(nNextNextPnt0));
+}
+
+namespace {
+
+struct ImpPathCreateUser : public SdrDragStatUserData
+{
+ Point aBezControl0;
+ Point aBezStart;
+ Point aBezCtrl1;
+ Point aBezCtrl2;
+ Point aBezEnd;
+ Point aCircStart;
+ Point aCircEnd;
+ Point aCircCenter;
+ Point aLineStart;
+ Point aLineEnd;
+ Point aRectP1;
+ Point aRectP2;
+ Point aRectP3;
+ tools::Long nCircRadius;
+ Degree100 nCircStAngle;
+ Degree100 nCircRelAngle;
+ bool bBezier;
+ bool bBezHasCtrl0;
+ bool bCircle;
+ bool bAngleSnap;
+ bool bLine;
+ bool bLine90;
+ bool bRect;
+ bool bMixedCreate;
+ sal_uInt16 nBezierStartPoint;
+ SdrObjKind eStartKind;
+ SdrObjKind eCurrentKind;
+
+public:
+ ImpPathCreateUser(): nCircRadius(0),nCircStAngle(0),nCircRelAngle(0),
+ bBezier(false),bBezHasCtrl0(false),bCircle(false),bAngleSnap(false),bLine(false),bLine90(false),bRect(false),
+ bMixedCreate(false),nBezierStartPoint(0),eStartKind(SdrObjKind::NONE),eCurrentKind(SdrObjKind::NONE) { }
+
+ void ResetFormFlags() { bBezier=false; bCircle=false; bLine=false; bRect=false; }
+ bool IsFormFlag() const { return bBezier || bCircle || bLine || bRect; }
+ XPolygon GetFormPoly() const;
+ void CalcBezier(const Point& rP1, const Point& rP2, const Point& rDir, bool bMouseDown);
+ XPolygon GetBezierPoly() const;
+ void CalcCircle(const Point& rP1, const Point& rP2, const Point& rDir, SdrView const * pView);
+ XPolygon GetCirclePoly() const;
+ void CalcLine(const Point& rP1, const Point& rP2, const Point& rDir, SdrView const * pView);
+ static Point CalcLine(const Point& rCsr, tools::Long nDirX, tools::Long nDirY, SdrView const * pView);
+ XPolygon GetLinePoly() const;
+ void CalcRect(const Point& rP1, const Point& rP2, const Point& rDir, SdrView const * pView);
+ XPolygon GetRectPoly() const;
+};
+
+}
+
+XPolygon ImpPathCreateUser::GetFormPoly() const
+{
+ if (bBezier) return GetBezierPoly();
+ if (bCircle) return GetCirclePoly();
+ if (bLine) return GetLinePoly();
+ if (bRect) return GetRectPoly();
+ return XPolygon();
+}
+
+void ImpPathCreateUser::CalcBezier(const Point& rP1, const Point& rP2, const Point& rDir, bool bMouseDown)
+{
+ aBezStart=rP1;
+ aBezCtrl1=rP1+rDir;
+ aBezCtrl2=rP2;
+
+ // #i21479#
+ // Also copy the end point when no end point is set yet
+ if (!bMouseDown || (0 == aBezEnd.X() && 0 == aBezEnd.Y())) aBezEnd=rP2;
+
+ bBezier=true;
+}
+
+XPolygon ImpPathCreateUser::GetBezierPoly() const
+{
+ XPolygon aXP(4);
+ aXP[0]=aBezStart; aXP.SetFlags(0,PolyFlags::Smooth);
+ aXP[1]=aBezCtrl1; aXP.SetFlags(1,PolyFlags::Control);
+ aXP[2]=aBezCtrl2; aXP.SetFlags(2,PolyFlags::Control);
+ aXP[3]=aBezEnd;
+ return aXP;
+}
+
+void ImpPathCreateUser::CalcCircle(const Point& rP1, const Point& rP2, const Point& rDir, SdrView const * pView)
+{
+ Degree100 nTangAngle=GetAngle(rDir);
+ aCircStart=rP1;
+ aCircEnd=rP2;
+ aCircCenter=rP1;
+ tools::Long dx=rP2.X()-rP1.X();
+ tools::Long dy=rP2.Y()-rP1.Y();
+ Degree100 dAngle=GetAngle(Point(dx,dy))-nTangAngle;
+ dAngle=NormAngle36000(dAngle);
+ Degree100 nTmpAngle=NormAngle36000(9000_deg100-dAngle);
+ bool bRet=nTmpAngle!=9000_deg100 && nTmpAngle!=27000_deg100;
+ tools::Long nRad=0;
+ if (bRet) {
+ double cs = cos(toRadians(nTmpAngle));
+ double nR=static_cast<double>(GetLen(Point(dx,dy)))/cs/2;
+ nRad=std::abs(FRound(nR));
+ }
+ if (dAngle<18000_deg100) {
+ nCircStAngle=NormAngle36000(nTangAngle-9000_deg100);
+ nCircRelAngle=NormAngle36000(2_deg100*dAngle);
+ aCircCenter.AdjustX(FRound(nRad * cos(toRadians(nTangAngle + 9000_deg100))));
+ aCircCenter.AdjustY(-(FRound(nRad * sin(toRadians(nTangAngle + 9000_deg100)))));
+ } else {
+ nCircStAngle=NormAngle36000(nTangAngle+9000_deg100);
+ nCircRelAngle=-NormAngle36000(36000_deg100-2_deg100*dAngle);
+ aCircCenter.AdjustX(FRound(nRad * cos(toRadians(nTangAngle - 9000_deg100))));
+ aCircCenter.AdjustY(-(FRound(nRad * sin(toRadians(nTangAngle - 9000_deg100)))));
+ }
+ bAngleSnap=pView!=nullptr && pView->IsAngleSnapEnabled();
+ if (bAngleSnap) {
+ Degree100 nSA=pView->GetSnapAngle();
+ if (nSA) { // angle snapping
+ bool bNeg=nCircRelAngle<0_deg100;
+ if (bNeg) nCircRelAngle=-nCircRelAngle;
+ nCircRelAngle+=nSA/2_deg100;
+ nCircRelAngle/=nSA;
+ nCircRelAngle*=nSA;
+ nCircRelAngle=NormAngle36000(nCircRelAngle);
+ if (bNeg) nCircRelAngle=-nCircRelAngle;
+ }
+ }
+ nCircRadius=nRad;
+ if (nRad==0 || abs(nCircRelAngle).get()<5) bRet=false;
+ bCircle=bRet;
+}
+
+XPolygon ImpPathCreateUser::GetCirclePoly() const
+{
+ if (nCircRelAngle>=0_deg100) {
+ XPolygon aXP(aCircCenter,nCircRadius,nCircRadius,
+ nCircStAngle, nCircStAngle+nCircRelAngle,false);
+ aXP[0]=aCircStart; aXP.SetFlags(0,PolyFlags::Smooth);
+ if (!bAngleSnap) aXP[aXP.GetPointCount()-1]=aCircEnd;
+ return aXP;
+ } else {
+ XPolygon aXP(aCircCenter,nCircRadius,nCircRadius,
+ NormAngle36000(nCircStAngle+nCircRelAngle), nCircStAngle,false);
+ sal_uInt16 nCount=aXP.GetPointCount();
+ for (sal_uInt16 nNum=nCount/2; nNum>0;) {
+ nNum--; // reverse XPoly's order of points
+ sal_uInt16 n2=nCount-nNum-1;
+ Point aPt(aXP[nNum]);
+ aXP[nNum]=aXP[n2];
+ aXP[n2]=aPt;
+ }
+ aXP[0]=aCircStart; aXP.SetFlags(0,PolyFlags::Smooth);
+ if (!bAngleSnap) aXP[aXP.GetPointCount()-1]=aCircEnd;
+ return aXP;
+ }
+}
+
+Point ImpPathCreateUser::CalcLine(const Point& aCsr, tools::Long nDirX, tools::Long nDirY, SdrView const * pView)
+{
+ tools::Long x=aCsr.X();
+ tools::Long y=aCsr.Y();
+ bool bHLin=nDirY==0;
+ bool bVLin=nDirX==0;
+ if (bHLin) y=0;
+ else if (bVLin) x=0;
+ else {
+ tools::Long x1=BigMulDiv(y,nDirX,nDirY);
+ tools::Long y1=y;
+ tools::Long x2=x;
+ tools::Long y2=BigMulDiv(x,nDirY,nDirX);
+ tools::Long l1=std::abs(x1)+std::abs(y1);
+ tools::Long l2=std::abs(x2)+std::abs(y2);
+ if ((l1<=l2) != (pView!=nullptr && pView->IsBigOrtho())) {
+ x=x1; y=y1;
+ } else {
+ x=x2; y=y2;
+ }
+ }
+ return Point(x,y);
+}
+
+void ImpPathCreateUser::CalcLine(const Point& rP1, const Point& rP2, const Point& rDir, SdrView const * pView)
+{
+ aLineStart=rP1;
+ aLineEnd=rP2;
+ bLine90=false;
+ if (rP1==rP2 || (rDir.X()==0 && rDir.Y()==0)) { bLine=false; return; }
+ Point aTmpPt(rP2-rP1);
+ tools::Long nDirX=rDir.X();
+ tools::Long nDirY=rDir.Y();
+ Point aP1(CalcLine(aTmpPt, nDirX, nDirY,pView)); aP1-=aTmpPt; tools::Long nQ1=std::abs(aP1.X())+std::abs(aP1.Y());
+ Point aP2(CalcLine(aTmpPt, nDirY,-nDirX,pView)); aP2-=aTmpPt; tools::Long nQ2=std::abs(aP2.X())+std::abs(aP2.Y());
+ if (pView!=nullptr && pView->IsOrtho()) nQ1=0; // Ortho turns off at right angle
+ bLine90=nQ1>2*nQ2;
+ if (!bLine90) { // smooth transition
+ aLineEnd+=aP1;
+ } else { // rectangular transition
+ aLineEnd+=aP2;
+ }
+ bLine=true;
+}
+
+XPolygon ImpPathCreateUser::GetLinePoly() const
+{
+ XPolygon aXP(2);
+ aXP[0]=aLineStart; if (!bLine90) aXP.SetFlags(0,PolyFlags::Smooth);
+ aXP[1]=aLineEnd;
+ return aXP;
+}
+
+void ImpPathCreateUser::CalcRect(const Point& rP1, const Point& rP2, const Point& rDir, SdrView const * pView)
+{
+ aRectP1=rP1;
+ aRectP2=rP1;
+ aRectP3=rP2;
+ if (rP1==rP2 || (rDir.X()==0 && rDir.Y()==0)) { bRect=false; return; }
+ Point aTmpPt(rP2-rP1);
+ tools::Long nDirX=rDir.X();
+ tools::Long nDirY=rDir.Y();
+ tools::Long x=aTmpPt.X();
+ tools::Long y=aTmpPt.Y();
+ bool bHLin=nDirY==0;
+ bool bVLin=nDirX==0;
+ if (bHLin) y=0;
+ else if (bVLin) x=0;
+ else {
+ y=BigMulDiv(x,nDirY,nDirX);
+ tools::Long nHypLen=aTmpPt.Y()-y;
+ Degree100 nTangAngle=-GetAngle(rDir);
+ // sin=g/h, g=h*sin
+ double a = toRadians(nTangAngle);
+ double sn=sin(a);
+ double cs=cos(a);
+ double nGKathLen=nHypLen*sn;
+ y+=FRound(nGKathLen*sn);
+ x+=FRound(nGKathLen*cs);
+ }
+ aRectP2.AdjustX(x );
+ aRectP2.AdjustY(y );
+ if (pView!=nullptr && pView->IsOrtho()) {
+ tools::Long dx1=aRectP2.X()-aRectP1.X(); tools::Long dx1a=std::abs(dx1);
+ tools::Long dy1=aRectP2.Y()-aRectP1.Y(); tools::Long dy1a=std::abs(dy1);
+ tools::Long dx2=aRectP3.X()-aRectP2.X(); tools::Long dx2a=std::abs(dx2);
+ tools::Long dy2=aRectP3.Y()-aRectP2.Y(); tools::Long dy2a=std::abs(dy2);
+ bool b1MoreThan2=dx1a+dy1a>dx2a+dy2a;
+ if (b1MoreThan2 != pView->IsBigOrtho()) {
+ tools::Long xtemp=dy2a-dx1a; if (dx1<0) xtemp=-xtemp;
+ tools::Long ytemp=dx2a-dy1a; if (dy1<0) ytemp=-ytemp;
+ aRectP2.AdjustX(xtemp );
+ aRectP2.AdjustY(ytemp );
+ aRectP3.AdjustX(xtemp );
+ aRectP3.AdjustY(ytemp );
+ } else {
+ tools::Long xtemp=dy1a-dx2a; if (dx2<0) xtemp=-xtemp;
+ tools::Long ytemp=dx1a-dy2a; if (dy2<0) ytemp=-ytemp;
+ aRectP3.AdjustX(xtemp );
+ aRectP3.AdjustY(ytemp );
+ }
+ }
+ bRect=true;
+}
+
+XPolygon ImpPathCreateUser::GetRectPoly() const
+{
+ XPolygon aXP(3);
+ aXP[0]=aRectP1; aXP.SetFlags(0,PolyFlags::Smooth);
+ aXP[1]=aRectP2;
+ if (aRectP3!=aRectP2) aXP[2]=aRectP3;
+ return aXP;
+}
+
+class ImpPathForDragAndCreate
+{
+ SdrPathObj& mrSdrPathObject;
+ XPolyPolygon aPathPolygon;
+ SdrObjKind meObjectKind;
+ std::unique_ptr<ImpSdrPathDragData>
+ mpSdrPathDragData;
+ bool mbCreating;
+
+public:
+ explicit ImpPathForDragAndCreate(SdrPathObj& rSdrPathObject);
+
+ // drag stuff
+ bool beginPathDrag( SdrDragStat const & rDrag ) const;
+ bool movePathDrag( SdrDragStat& rDrag ) const;
+ bool endPathDrag( SdrDragStat const & rDrag );
+ OUString getSpecialDragComment(const SdrDragStat& rDrag) const;
+ basegfx::B2DPolyPolygon getSpecialDragPoly(const SdrDragStat& rDrag) const;
+
+ // create stuff
+ void BegCreate(SdrDragStat& rStat);
+ bool MovCreate(SdrDragStat& rStat);
+ bool EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd);
+ bool BckCreate(SdrDragStat const & rStat);
+ void BrkCreate(SdrDragStat& rStat);
+ PointerStyle GetCreatePointer() const;
+
+ // helping stuff
+ static bool IsClosed(SdrObjKind eKind) { return eKind==SdrObjKind::Polygon || eKind==SdrObjKind::PathPoly || eKind==SdrObjKind::PathFill || eKind==SdrObjKind::FreehandFill; }
+ static bool IsFreeHand(SdrObjKind eKind) { return eKind==SdrObjKind::FreehandLine || eKind==SdrObjKind::FreehandFill; }
+ static bool IsBezier(SdrObjKind eKind) { return eKind==SdrObjKind::PathLine || eKind==SdrObjKind::PathFill; }
+ bool IsCreating() const { return mbCreating; }
+
+ // get the polygon
+ basegfx::B2DPolyPolygon TakeObjectPolyPolygon(const SdrDragStat& rDrag) const;
+ static basegfx::B2DPolyPolygon TakeDragPolyPolygon(const SdrDragStat& rDrag);
+ basegfx::B2DPolyPolygon getModifiedPolyPolygon() const { return aPathPolygon.getB2DPolyPolygon(); }
+};
+
+ImpPathForDragAndCreate::ImpPathForDragAndCreate(SdrPathObj& rSdrPathObject)
+: mrSdrPathObject(rSdrPathObject),
+ aPathPolygon(rSdrPathObject.GetPathPoly()),
+ meObjectKind(mrSdrPathObject.meKind),
+ mbCreating(false)
+{
+}
+
+bool ImpPathForDragAndCreate::beginPathDrag( SdrDragStat const & rDrag ) const
+{
+ const SdrHdl* pHdl=rDrag.GetHdl();
+ if(!pHdl)
+ return false;
+
+ bool bMultiPointDrag(true);
+
+ if(aPathPolygon[static_cast<sal_uInt16>(pHdl->GetPolyNum())].IsControl(static_cast<sal_uInt16>(pHdl->GetPointNum())))
+ bMultiPointDrag = false;
+
+ if(bMultiPointDrag)
+ {
+ const SdrMarkView& rMarkView = *rDrag.GetView();
+ const SdrHdlList& rHdlList = rMarkView.GetHdlList();
+ const size_t nHdlCount = rHdlList.GetHdlCount();
+ const SdrObject* pInteractionObject(nHdlCount && rHdlList.GetHdl(0) ? rHdlList.GetHdl(0)->GetObj() : nullptr);
+ sal_uInt32 nSelectedPoints(0);
+
+ for(size_t a = 0; a < nHdlCount; ++a)
+ {
+ SdrHdl* pTestHdl = rHdlList.GetHdl(a);
+
+ if(pTestHdl && pTestHdl->IsSelected() && pTestHdl->GetObj() == pInteractionObject)
+ {
+ nSelectedPoints++;
+ }
+ }
+
+ if(nSelectedPoints <= 1)
+ bMultiPointDrag = false;
+ }
+
+ const_cast<ImpPathForDragAndCreate*>(this)->mpSdrPathDragData.reset( new ImpSdrPathDragData(mrSdrPathObject,*pHdl,bMultiPointDrag,rDrag) );
+
+ if(!mpSdrPathDragData || !mpSdrPathDragData->bValid)
+ {
+ OSL_FAIL("ImpPathForDragAndCreate::BegDrag(): ImpSdrPathDragData is invalid.");
+ const_cast<ImpPathForDragAndCreate*>(this)->mpSdrPathDragData.reset();
+ return false;
+ }
+
+ return true;
+}
+
+bool ImpPathForDragAndCreate::movePathDrag( SdrDragStat& rDrag ) const
+{
+ if(!mpSdrPathDragData || !mpSdrPathDragData->bValid)
+ {
+ OSL_FAIL("ImpPathForDragAndCreate::MovDrag(): ImpSdrPathDragData is invalid.");
+ return false;
+ }
+
+ if(mpSdrPathDragData->IsMultiPointDrag())
+ {
+ Point aDelta(rDrag.GetNow() - rDrag.GetStart());
+
+ if(aDelta.X() || aDelta.Y())
+ {
+ for(SdrHdl* pHandle : mpSdrPathDragData->maHandles)
+ {
+ const sal_uInt16 nPolyIndex(static_cast<sal_uInt16>(pHandle->GetPolyNum()));
+ const sal_uInt16 nPointIndex(static_cast<sal_uInt16>(pHandle->GetPointNum()));
+ const XPolygon& rOrig = mpSdrPathDragData->maOrig[nPolyIndex];
+ XPolygon& rMove = mpSdrPathDragData->maMove[nPolyIndex];
+ const sal_uInt16 nPointCount(rOrig.GetPointCount());
+ bool bClosed(rOrig[0] == rOrig[nPointCount-1]);
+
+ // move point itself
+ rMove[nPointIndex] = rOrig[nPointIndex] + aDelta;
+
+ // when point is first and poly closed, move close point, too.
+ if(nPointCount > 0 && !nPointIndex && bClosed)
+ {
+ rMove[nPointCount - 1] = rOrig[nPointCount - 1] + aDelta;
+
+ // when moving the last point it may be necessary to move the
+ // control point in front of this one, too.
+ if(nPointCount > 1 && rOrig.IsControl(nPointCount - 2))
+ rMove[nPointCount - 2] = rOrig[nPointCount - 2] + aDelta;
+ }
+
+ // is a control point before this?
+ if(nPointIndex > 0 && rOrig.IsControl(nPointIndex - 1))
+ {
+ // Yes, move it, too
+ rMove[nPointIndex - 1] = rOrig[nPointIndex - 1] + aDelta;
+ }
+
+ // is a control point after this?
+ if(nPointIndex + 1 < nPointCount && rOrig.IsControl(nPointIndex + 1))
+ {
+ // Yes, move it, too
+ rMove[nPointIndex + 1] = rOrig[nPointIndex + 1] + aDelta;
+ }
+ }
+ }
+ }
+ else
+ {
+ mpSdrPathDragData->ResetPoly(mrSdrPathObject);
+
+ // copy certain data locally to use less code and have faster access times
+ bool bClosed =mpSdrPathDragData->bClosed ; // closed object?
+ sal_uInt16 nPnt =mpSdrPathDragData->nPnt ; // number of point in the above polygon
+ bool bBegPnt =mpSdrPathDragData->bBegPnt ; // dragged point is first point of a Polyline
+ bool bEndPnt =mpSdrPathDragData->bEndPnt ; // dragged point is last point of a Polyline
+ sal_uInt16 nPrevPnt =mpSdrPathDragData->nPrevPnt ; // index of previous point
+ sal_uInt16 nNextPnt =mpSdrPathDragData->nNextPnt ; // index of next point
+ bool bPrevIsBegPnt =mpSdrPathDragData->bPrevIsBegPnt ; // previous point is first point of a Polyline
+ bool bNextIsEndPnt =mpSdrPathDragData->bNextIsEndPnt ; // next point is last point of a Polyline
+ sal_uInt16 nPrevPrevPnt =mpSdrPathDragData->nPrevPrevPnt ; // index of the point before the previous point
+ sal_uInt16 nNextNextPnt =mpSdrPathDragData->nNextNextPnt ; // index if the point after the next point
+ bool bControl =mpSdrPathDragData->bControl ; // point is a control point
+ bool bIsNextControl =mpSdrPathDragData->bIsNextControl; // point is a control point after a support point
+ bool bPrevIsControl =mpSdrPathDragData->bPrevIsControl; // if nPnt is a support point: there's a control point before
+ bool bNextIsControl =mpSdrPathDragData->bNextIsControl; // if nPnt is a support point: there's a control point after
+
+ // Ortho for lines/polygons: keep angle
+ if (!bControl && rDrag.GetView()!=nullptr && rDrag.GetView()->IsOrtho()) {
+ bool bBigOrtho=rDrag.GetView()->IsBigOrtho();
+ Point aPos(rDrag.GetNow()); // current position
+ Point aPnt(mpSdrPathDragData->aXP[nPnt]); // the dragged point
+ sal_uInt16 nPnt1=0xFFFF,nPnt2=0xFFFF; // its neighboring points
+ Point aNewPos1,aNewPos2; // new alternative for aPos
+ bool bPnt1 = false, bPnt2 = false; // are these valid alternatives?
+ if (!bClosed && mpSdrPathDragData->nPointCount>=2) { // minimum of 2 points for lines
+ if (!bBegPnt) nPnt1=nPrevPnt;
+ if (!bEndPnt) nPnt2=nNextPnt;
+ }
+ if (bClosed && mpSdrPathDragData->nPointCount>=3) { // minimum of 3 points for polygon
+ nPnt1=nPrevPnt;
+ nPnt2=nNextPnt;
+ }
+ if (nPnt1!=0xFFFF && !bPrevIsControl) {
+ Point aPnt1=mpSdrPathDragData->aXP[nPnt1];
+ tools::Long ndx0=aPnt.X()-aPnt1.X();
+ tools::Long ndy0=aPnt.Y()-aPnt1.Y();
+ bool bHLin=ndy0==0;
+ bool bVLin=ndx0==0;
+ if (!bHLin || !bVLin) {
+ tools::Long ndx=aPos.X()-aPnt1.X();
+ tools::Long ndy=aPos.Y()-aPnt1.Y();
+ bPnt1=true;
+ double nXFact=0; if (!bVLin) nXFact=static_cast<double>(ndx)/static_cast<double>(ndx0);
+ double nYFact=0; if (!bHLin) nYFact=static_cast<double>(ndy)/static_cast<double>(ndy0);
+ bool bHor=bHLin || (!bVLin && (nXFact>nYFact) ==bBigOrtho);
+ bool bVer=bVLin || (!bHLin && (nXFact<=nYFact)==bBigOrtho);
+ if (bHor) ndy=tools::Long(ndy0*nXFact);
+ if (bVer) ndx=tools::Long(ndx0*nYFact);
+ aNewPos1=aPnt1;
+ aNewPos1.AdjustX(ndx );
+ aNewPos1.AdjustY(ndy );
+ }
+ }
+ if (nPnt2!=0xFFFF && !bNextIsControl) {
+ Point aPnt2=mpSdrPathDragData->aXP[nPnt2];
+ tools::Long ndx0=aPnt.X()-aPnt2.X();
+ tools::Long ndy0=aPnt.Y()-aPnt2.Y();
+ bool bHLin=ndy0==0;
+ bool bVLin=ndx0==0;
+ if (!bHLin || !bVLin) {
+ tools::Long ndx=aPos.X()-aPnt2.X();
+ tools::Long ndy=aPos.Y()-aPnt2.Y();
+ bPnt2=true;
+ double nXFact=0; if (!bVLin) nXFact=static_cast<double>(ndx)/static_cast<double>(ndx0);
+ double nYFact=0; if (!bHLin) nYFact=static_cast<double>(ndy)/static_cast<double>(ndy0);
+ bool bHor=bHLin || (!bVLin && (nXFact>nYFact) ==bBigOrtho);
+ bool bVer=bVLin || (!bHLin && (nXFact<=nYFact)==bBigOrtho);
+ if (bHor) ndy=tools::Long(ndy0*nXFact);
+ if (bVer) ndx=tools::Long(ndx0*nYFact);
+ aNewPos2=aPnt2;
+ aNewPos2.AdjustX(ndx );
+ aNewPos2.AdjustY(ndy );
+ }
+ }
+ if (bPnt1 && bPnt2) { // both alternatives exist (and compete)
+ BigInt nX1(aNewPos1.X()-aPos.X()); nX1*=nX1;
+ BigInt nY1(aNewPos1.Y()-aPos.Y()); nY1*=nY1;
+ BigInt nX2(aNewPos2.X()-aPos.X()); nX2*=nX2;
+ BigInt nY2(aNewPos2.Y()-aPos.Y()); nY2*=nY2;
+ nX1+=nY1; // correction distance to square
+ nX2+=nY2; // correction distance to square
+ // let the alternative that allows fewer correction win
+ if (nX1<nX2) bPnt2=false; else bPnt1=false;
+ }
+ if (bPnt1) rDrag.SetNow(aNewPos1);
+ if (bPnt2) rDrag.SetNow(aNewPos2);
+ }
+ rDrag.SetActionRect(tools::Rectangle(rDrag.GetNow(),rDrag.GetNow()));
+
+ // specially for IBM: Eliminate points if both adjoining lines form near 180 degrees angle anyway
+ if (!bControl && rDrag.GetView()!=nullptr && rDrag.GetView()->IsEliminatePolyPoints() &&
+ !bBegPnt && !bEndPnt && !bPrevIsControl && !bNextIsControl)
+ {
+ Point aPt(mpSdrPathDragData->aXP[nNextPnt]);
+ aPt-=rDrag.GetNow();
+ Degree100 nAngle1=GetAngle(aPt);
+ aPt=rDrag.GetNow();
+ aPt-=mpSdrPathDragData->aXP[nPrevPnt];
+ Degree100 nAngle2=GetAngle(aPt);
+ Degree100 nDiff=nAngle1-nAngle2;
+ nDiff=abs(nDiff);
+ mpSdrPathDragData->bEliminate=nDiff<=rDrag.GetView()->GetEliminatePolyPointLimitAngle();
+ if (mpSdrPathDragData->bEliminate) { // adapt position, Smooth is true for the ends
+ aPt=mpSdrPathDragData->aXP[nNextPnt];
+ aPt+=mpSdrPathDragData->aXP[nPrevPnt];
+ aPt/=2;
+ rDrag.SetNow(aPt);
+ }
+ }
+
+ // we dragged by this distance
+ Point aDiff(rDrag.GetNow()); aDiff-=mpSdrPathDragData->aXP[nPnt];
+
+ /* There are 8 possible cases:
+ X 1. A control point neither on the left nor on the right.
+ o--X--o 2. There are control points on the left and the right, we are dragging a support point.
+ o--X 3. There is a control point on the left, we are dragging a support point.
+ X--o 4. There is a control point on the right, we are dragging a support point.
+ x--O--o 5. There are control points on the left and the right, we are dragging the left one.
+ x--O 6. There is a control point on the left, we are dragging it.
+ o--O--x 7. There are control points on the left and the right, we are dragging the right one.
+ O--x 8. There is a control point on the right, we are dragging it.
+ Note: modifying a line (not a curve!) might create a curve on the other end of the line
+ if Smooth is set there (with control points aligned to line).
+ */
+
+ mpSdrPathDragData->aXP[nPnt]+=aDiff;
+
+ // now check symmetric plus handles
+ if (bControl) { // cases 5,6,7,8
+ sal_uInt16 nSt; // the associated support point
+ sal_uInt16 nFix; // the opposing control point
+ if (bIsNextControl) { // if the next one is a control point, the on before has to be a support point
+ nSt=nPrevPnt;
+ nFix=nPrevPrevPnt;
+ } else {
+ nSt=nNextPnt;
+ nFix=nNextNextPnt;
+ }
+ if (mpSdrPathDragData->aXP.IsSmooth(nSt)) {
+ mpSdrPathDragData->aXP.CalcSmoothJoin(nSt,nPnt,nFix);
+ }
+ }
+
+ if (!bControl) { // Cases 1,2,3,4. In case 1, nothing happens; in cases 3 and 4, there is more following below.
+ // move both control points
+ if (bPrevIsControl) mpSdrPathDragData->aXP[nPrevPnt]+=aDiff;
+ if (bNextIsControl) mpSdrPathDragData->aXP[nNextPnt]+=aDiff;
+ // align control point to line, if appropriate
+ if (mpSdrPathDragData->aXP.IsSmooth(nPnt)) {
+ if (bPrevIsControl && !bNextIsControl && !bEndPnt) { // case 3
+ mpSdrPathDragData->aXP.CalcSmoothJoin(nPnt,nNextPnt,nPrevPnt);
+ }
+ if (bNextIsControl && !bPrevIsControl && !bBegPnt) { // case 4
+ mpSdrPathDragData->aXP.CalcSmoothJoin(nPnt,nPrevPnt,nNextPnt);
+ }
+ }
+ // Now check the other ends of the line (nPnt+-1). If there is a
+ // curve (IsControl(nPnt+-2)) with SmoothJoin (nPnt+-1), the
+ // associated control point (nPnt+-2) has to be adapted.
+ if (!bBegPnt && !bPrevIsControl && !bPrevIsBegPnt && mpSdrPathDragData->aXP.IsSmooth(nPrevPnt)) {
+ if (mpSdrPathDragData->aXP.IsControl(nPrevPrevPnt)) {
+ mpSdrPathDragData->aXP.CalcSmoothJoin(nPrevPnt,nPnt,nPrevPrevPnt);
+ }
+ }
+ if (!bEndPnt && !bNextIsControl && !bNextIsEndPnt && mpSdrPathDragData->aXP.IsSmooth(nNextPnt)) {
+ if (mpSdrPathDragData->aXP.IsControl(nNextNextPnt)) {
+ mpSdrPathDragData->aXP.CalcSmoothJoin(nNextPnt,nPnt,nNextNextPnt);
+ }
+ }
+ }
+ }
+
+ return true;
+}
+
+bool ImpPathForDragAndCreate::endPathDrag(SdrDragStat const & rDrag)
+{
+ Point aLinePt1;
+ Point aLinePt2;
+ bool bLineGlueMirror(SdrObjKind::Line == meObjectKind);
+ if (bLineGlueMirror) {
+ XPolygon& rXP=aPathPolygon[0];
+ aLinePt1=rXP[0];
+ aLinePt2=rXP[1];
+ }
+
+ if(!mpSdrPathDragData || !mpSdrPathDragData->bValid)
+ {
+ OSL_FAIL("ImpPathForDragAndCreate::MovDrag(): ImpSdrPathDragData is invalid.");
+ return false;
+ }
+
+ if(mpSdrPathDragData->IsMultiPointDrag())
+ {
+ aPathPolygon = mpSdrPathDragData->maMove;
+ }
+ else
+ {
+ const SdrHdl* pHdl=rDrag.GetHdl();
+
+ // reference the polygon
+ XPolygon& rXP=aPathPolygon[static_cast<sal_uInt16>(pHdl->GetPolyNum())];
+
+ // the 5 points that might have changed
+ if (!mpSdrPathDragData->bPrevIsBegPnt) rXP[mpSdrPathDragData->nPrevPrevPnt0]=mpSdrPathDragData->aXP[mpSdrPathDragData->nPrevPrevPnt];
+ if (!mpSdrPathDragData->bNextIsEndPnt) rXP[mpSdrPathDragData->nNextNextPnt0]=mpSdrPathDragData->aXP[mpSdrPathDragData->nNextNextPnt];
+ if (!mpSdrPathDragData->bBegPnt) rXP[mpSdrPathDragData->nPrevPnt0] =mpSdrPathDragData->aXP[mpSdrPathDragData->nPrevPnt];
+ if (!mpSdrPathDragData->bEndPnt) rXP[mpSdrPathDragData->nNextPnt0] =mpSdrPathDragData->aXP[mpSdrPathDragData->nNextPnt];
+ rXP[mpSdrPathDragData->nPnt0] =mpSdrPathDragData->aXP[mpSdrPathDragData->nPnt];
+
+ // for closed objects: last point has to be equal to first point
+ if (mpSdrPathDragData->bClosed) rXP[rXP.GetPointCount()-1]=rXP[0];
+
+ if (mpSdrPathDragData->bEliminate)
+ {
+ basegfx::B2DPolyPolygon aTempPolyPolygon(aPathPolygon.getB2DPolyPolygon());
+ sal_uInt32 nPoly,nPnt;
+
+ if(PolyPolygonEditor::GetRelativePolyPoint(aTempPolyPolygon, rDrag.GetHdl()->GetSourceHdlNum(), nPoly, nPnt))
+ {
+ basegfx::B2DPolygon aCandidate(aTempPolyPolygon.getB2DPolygon(nPoly));
+ aCandidate.remove(nPnt);
+
+ if(aCandidate.count() < 2)
+ {
+ aTempPolyPolygon.remove(nPoly);
+ }
+ else
+ {
+ aTempPolyPolygon.setB2DPolygon(nPoly, aCandidate);
+ }
+ }
+
+ aPathPolygon = XPolyPolygon(aTempPolyPolygon);
+ }
+
+ // adapt angle for text beneath a simple line
+ if (bLineGlueMirror)
+ {
+ Point aLinePt1_(aPathPolygon[0][0]);
+ Point aLinePt2_(aPathPolygon[0][1]);
+ bool bXMirr=(aLinePt1_.X()>aLinePt2_.X())!=(aLinePt1.X()>aLinePt2.X());
+ bool bYMirr=(aLinePt1_.Y()>aLinePt2_.Y())!=(aLinePt1.Y()>aLinePt2.Y());
+ if (bXMirr || bYMirr) {
+ Point aRef1(mrSdrPathObject.GetSnapRect().Center());
+ if (bXMirr) {
+ Point aRef2(aRef1);
+ aRef2.AdjustY( 1 );
+ mrSdrPathObject.NbcMirrorGluePoints(aRef1,aRef2);
+ }
+ if (bYMirr) {
+ Point aRef2(aRef1);
+ aRef2.AdjustX( 1 );
+ mrSdrPathObject.NbcMirrorGluePoints(aRef1,aRef2);
+ }
+ }
+ }
+ }
+
+ mpSdrPathDragData.reset();
+
+ return true;
+}
+
+OUString ImpPathForDragAndCreate::getSpecialDragComment(const SdrDragStat& rDrag) const
+{
+ OUString aStr;
+ const SdrHdl* pHdl = rDrag.GetHdl();
+ const bool bCreateComment(rDrag.GetView() && &mrSdrPathObject == rDrag.GetView()->GetCreateObj());
+
+ if(bCreateComment && rDrag.GetUser())
+ {
+ // #i103058# re-add old creation comment mode
+ const ImpPathCreateUser* pU = static_cast<const ImpPathCreateUser*>(rDrag.GetUser());
+ const SdrObjKind eOriginalKind(meObjectKind);
+ mrSdrPathObject.meKind = pU->eCurrentKind;
+ aStr = mrSdrPathObject.ImpGetDescriptionStr(STR_ViewCreateObj);
+ mrSdrPathObject.meKind = eOriginalKind;
+
+ Point aPrev(rDrag.GetPrev());
+ Point aNow(rDrag.GetNow());
+
+ if(pU->bLine)
+ aNow = pU->aLineEnd;
+
+ aNow -= aPrev;
+ aStr += " (";
+
+ if(pU->bCircle)
+ {
+ aStr += SdrModel::GetAngleString(abs(pU->nCircRelAngle))
+ + " r="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(pU->nCircRadius, true);
+ }
+
+ aStr += "dx="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(aNow.X(), true)
+ + " dy="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(aNow.Y(), true);
+
+ if(!IsFreeHand(meObjectKind))
+ {
+ sal_Int32 nLen(GetLen(aNow));
+ Degree100 nAngle(GetAngle(aNow));
+ aStr += " l="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(nLen, true)
+ + " "
+ + SdrModel::GetAngleString(nAngle);
+ }
+
+ aStr += ")";
+ }
+ else if(!pHdl)
+ {
+ // #i103058# fallback when no model and/or Handle, both needed
+ // for else-path
+ aStr = mrSdrPathObject.ImpGetDescriptionStr(STR_DragPathObj);
+ }
+ else
+ {
+ // #i103058# standard for modification; model and handle needed
+ ImpSdrPathDragData* pDragData = mpSdrPathDragData.get();
+
+ if(!pDragData)
+ {
+ // getSpecialDragComment is also used from create, so fallback to GetUser()
+ // when mpSdrPathDragData is not set
+ pDragData = static_cast<ImpSdrPathDragData*>(rDrag.GetUser());
+ }
+
+ if(!pDragData)
+ {
+ OSL_FAIL("ImpPathForDragAndCreate::MovDrag(): ImpSdrPathDragData is invalid.");
+ return OUString();
+ }
+
+ if(!pDragData->IsMultiPointDrag() && pDragData->bEliminate)
+ {
+ // point of ...
+ aStr = mrSdrPathObject.ImpGetDescriptionStr(STR_ViewMarkedPoint);
+
+ // delete %O
+ OUString aStr2(SvxResId(STR_EditDelete));
+
+ // UNICODE: delete point of ...
+ aStr2 = aStr2.replaceFirst("%1", aStr);
+
+ return aStr2;
+ }
+
+ // dx=0.00 dy=0.00 -- both sides bezier
+ // dx=0.00 dy=0.00 l=0.00 0.00\302\260 -- one bezier/lever on one side, a start, or an ending
+ // dx=0.00 dy=0.00 l=0.00 0.00\302\260 / l=0.00 0.00\302\260 -- in between
+ Point aBeg(rDrag.GetStart());
+ Point aNow(rDrag.GetNow());
+
+ aStr.clear();
+ aStr += "dx="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(aNow.X() - aBeg.X(), true)
+ + " dy="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(aNow.Y() - aBeg.Y(), true);
+
+ if(!pDragData->IsMultiPointDrag())
+ {
+ sal_uInt16 nPntNum(static_cast<sal_uInt16>(pHdl->GetPointNum()));
+ const XPolygon& rXPoly = aPathPolygon[static_cast<sal_uInt16>(rDrag.GetHdl()->GetPolyNum())];
+ sal_uInt16 nPointCount(rXPoly.GetPointCount());
+ bool bClose(IsClosed(meObjectKind));
+
+ if(bClose)
+ nPointCount--;
+
+ if(pHdl->IsPlusHdl())
+ {
+ // lever
+ sal_uInt16 nRef(nPntNum);
+
+ if(rXPoly.IsControl(nPntNum + 1))
+ nRef--;
+ else
+ nRef++;
+
+ aNow -= rXPoly[nRef];
+
+ sal_Int32 nLen(GetLen(aNow));
+ Degree100 nAngle(GetAngle(aNow));
+ aStr += " l="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(nLen, true)
+ + " "
+ + SdrModel::GetAngleString(nAngle);
+ }
+ else if(nPointCount > 1)
+ {
+ sal_uInt16 nPntMax(nPointCount - 1);
+ bool bIsClosed(IsClosed(meObjectKind));
+ bool bPt1(nPntNum > 0);
+ bool bPt2(nPntNum < nPntMax);
+
+ if(bIsClosed && nPointCount > 2)
+ {
+ bPt1 = true;
+ bPt2 = true;
+ }
+
+ sal_uInt16 nPt1,nPt2;
+
+ if(nPntNum > 0)
+ nPt1 = nPntNum - 1;
+ else
+ nPt1 = nPntMax;
+
+ if(nPntNum < nPntMax)
+ nPt2 = nPntNum + 1;
+ else
+ nPt2 = 0;
+
+ if(bPt1 && rXPoly.IsControl(nPt1))
+ bPt1 = false; // don't display
+
+ if(bPt2 && rXPoly.IsControl(nPt2))
+ bPt2 = false; // of bezier data
+
+ if(bPt1)
+ {
+ Point aPt(aNow);
+ aPt -= rXPoly[nPt1];
+
+ sal_Int32 nLen(GetLen(aPt));
+ Degree100 nAngle(GetAngle(aPt));
+ aStr += " l="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(nLen, true)
+ + " "
+ + SdrModel::GetAngleString(nAngle);
+ }
+
+ if(bPt2)
+ {
+ if(bPt1)
+ aStr += " / ";
+ else
+ aStr += " ";
+
+ Point aPt(aNow);
+ aPt -= rXPoly[nPt2];
+
+ sal_Int32 nLen(GetLen(aPt));
+ Degree100 nAngle(GetAngle(aPt));
+ aStr += "l="
+ + mrSdrPathObject.getSdrModelFromSdrObject().GetMetricString(nLen, true)
+ + " "
+ + SdrModel::GetAngleString(nAngle);
+ }
+ }
+ }
+ }
+
+ return aStr;
+}
+
+basegfx::B2DPolyPolygon ImpPathForDragAndCreate::getSpecialDragPoly(const SdrDragStat& rDrag) const
+{
+ if(!mpSdrPathDragData || !mpSdrPathDragData->bValid)
+ {
+ OSL_FAIL("ImpPathForDragAndCreate::MovDrag(): ImpSdrPathDragData is invalid.");
+ return basegfx::B2DPolyPolygon();
+ }
+
+ XPolyPolygon aRetval;
+
+ if(mpSdrPathDragData->IsMultiPointDrag())
+ {
+ aRetval.Insert(mpSdrPathDragData->maMove);
+ }
+ else
+ {
+ const XPolygon& rXP=aPathPolygon[static_cast<sal_uInt16>(rDrag.GetHdl()->GetPolyNum())];
+ if (rXP.GetPointCount()<=2) {
+ XPolygon aXPoly(rXP);
+ aXPoly[static_cast<sal_uInt16>(rDrag.GetHdl()->GetPointNum())]=rDrag.GetNow();
+ aRetval.Insert(std::move(aXPoly));
+ return aRetval.getB2DPolyPolygon();
+ }
+ // copy certain data locally to use less code and have faster access times
+ bool bClosed =mpSdrPathDragData->bClosed ; // closed object?
+ sal_uInt16 nPointCount = mpSdrPathDragData->nPointCount; // number of points
+ sal_uInt16 nPnt =mpSdrPathDragData->nPnt ; // number of points in the polygon
+ bool bBegPnt =mpSdrPathDragData->bBegPnt ; // dragged point is the first point of a Polyline
+ bool bEndPnt =mpSdrPathDragData->bEndPnt ; // dragged point is the last point of a Polyline
+ sal_uInt16 nPrevPnt =mpSdrPathDragData->nPrevPnt ; // index of the previous point
+ sal_uInt16 nNextPnt =mpSdrPathDragData->nNextPnt ; // index of the next point
+ bool bPrevIsBegPnt =mpSdrPathDragData->bPrevIsBegPnt ; // previous point is first point of a Polyline
+ bool bNextIsEndPnt =mpSdrPathDragData->bNextIsEndPnt ; // next point is last point of a Polyline
+ sal_uInt16 nPrevPrevPnt =mpSdrPathDragData->nPrevPrevPnt ; // index of the point before the previous point
+ sal_uInt16 nNextNextPnt =mpSdrPathDragData->nNextNextPnt ; // index of the point after the last point
+ bool bControl =mpSdrPathDragData->bControl ; // point is a control point
+ bool bIsNextControl =mpSdrPathDragData->bIsNextControl; //point is a control point after a support point
+ bool bPrevIsControl =mpSdrPathDragData->bPrevIsControl; // if nPnt is a support point: there's a control point before
+ bool bNextIsControl =mpSdrPathDragData->bNextIsControl; // if nPnt is a support point: there's a control point after
+ XPolygon aXPoly(mpSdrPathDragData->aXP);
+ XPolygon aLine1(2);
+ XPolygon aLine2(2);
+ XPolygon aLine3(2);
+ XPolygon aLine4(2);
+ if (bControl) {
+ aLine1[1]=mpSdrPathDragData->aXP[nPnt];
+ if (bIsNextControl) { // is this a control point after the support point?
+ aLine1[0]=mpSdrPathDragData->aXP[nPrevPnt];
+ aLine2[0]=mpSdrPathDragData->aXP[nNextNextPnt];
+ aLine2[1]=mpSdrPathDragData->aXP[nNextPnt];
+ if (mpSdrPathDragData->aXP.IsSmooth(nPrevPnt) && !bPrevIsBegPnt && mpSdrPathDragData->aXP.IsControl(nPrevPrevPnt)) {
+ aXPoly.Insert(0,rXP[mpSdrPathDragData->nPrevPrevPnt0-1],PolyFlags::Control);
+ aXPoly.Insert(0,rXP[mpSdrPathDragData->nPrevPrevPnt0-2],PolyFlags::Normal);
+ // leverage lines for the opposing curve segment
+ aLine3[0]=mpSdrPathDragData->aXP[nPrevPnt];
+ aLine3[1]=mpSdrPathDragData->aXP[nPrevPrevPnt];
+ aLine4[0]=rXP[mpSdrPathDragData->nPrevPrevPnt0-2];
+ aLine4[1]=rXP[mpSdrPathDragData->nPrevPrevPnt0-1];
+ } else {
+ aXPoly.Remove(0,1);
+ }
+ } else { // else this is a control point before a support point
+ aLine1[0]=mpSdrPathDragData->aXP[nNextPnt];
+ aLine2[0]=mpSdrPathDragData->aXP[nPrevPrevPnt];
+ aLine2[1]=mpSdrPathDragData->aXP[nPrevPnt];
+ if (mpSdrPathDragData->aXP.IsSmooth(nNextPnt) && !bNextIsEndPnt && mpSdrPathDragData->aXP.IsControl(nNextNextPnt)) {
+ aXPoly.Insert(XPOLY_APPEND,rXP[mpSdrPathDragData->nNextNextPnt0+1],PolyFlags::Control);
+ aXPoly.Insert(XPOLY_APPEND,rXP[mpSdrPathDragData->nNextNextPnt0+2],PolyFlags::Normal);
+ // leverage lines for the opposing curve segment
+ aLine3[0]=mpSdrPathDragData->aXP[nNextPnt];
+ aLine3[1]=mpSdrPathDragData->aXP[nNextNextPnt];
+ aLine4[0]=rXP[mpSdrPathDragData->nNextNextPnt0+2];
+ aLine4[1]=rXP[mpSdrPathDragData->nNextNextPnt0+1];
+ } else {
+ aXPoly.Remove(aXPoly.GetPointCount()-1,1);
+ }
+ }
+ } else { // else is not a control point
+ if (mpSdrPathDragData->bEliminate) {
+ aXPoly.Remove(2,1);
+ }
+ if (bPrevIsControl) aXPoly.Insert(0,rXP[mpSdrPathDragData->nPrevPrevPnt0-1],PolyFlags::Normal);
+ else if (!bBegPnt && !bPrevIsBegPnt && mpSdrPathDragData->aXP.IsControl(nPrevPrevPnt)) {
+ aXPoly.Insert(0,rXP[mpSdrPathDragData->nPrevPrevPnt0-1],PolyFlags::Control);
+ aXPoly.Insert(0,rXP[mpSdrPathDragData->nPrevPrevPnt0-2],PolyFlags::Normal);
+ } else {
+ aXPoly.Remove(0,1);
+ if (bBegPnt) aXPoly.Remove(0,1);
+ }
+ if (bNextIsControl) aXPoly.Insert(XPOLY_APPEND,rXP[mpSdrPathDragData->nNextNextPnt0+1],PolyFlags::Normal);
+ else if (!bEndPnt && !bNextIsEndPnt && mpSdrPathDragData->aXP.IsControl(nNextNextPnt)) {
+ aXPoly.Insert(XPOLY_APPEND,rXP[mpSdrPathDragData->nNextNextPnt0+1],PolyFlags::Control);
+ aXPoly.Insert(XPOLY_APPEND,rXP[mpSdrPathDragData->nNextNextPnt0+2],PolyFlags::Normal);
+ } else {
+ aXPoly.Remove(aXPoly.GetPointCount()-1,1);
+ if (bEndPnt) aXPoly.Remove(aXPoly.GetPointCount()-1,1);
+ }
+ if (bClosed) { // "pear problem": 2 lines, 1 curve, everything smoothed, a point between both lines is dragged
+ if (aXPoly.GetPointCount()>nPointCount && aXPoly.IsControl(1)) {
+ sal_uInt16 a=aXPoly.GetPointCount();
+ aXPoly[a-2]=aXPoly[2]; aXPoly.SetFlags(a-2,aXPoly.GetFlags(2));
+ aXPoly[a-1]=aXPoly[3]; aXPoly.SetFlags(a-1,aXPoly.GetFlags(3));
+ aXPoly.Remove(0,3);
+ }
+ }
+ }
+ aRetval.Insert(std::move(aXPoly));
+ if (aLine1.GetPointCount()>1) aRetval.Insert(std::move(aLine1));
+ if (aLine2.GetPointCount()>1) aRetval.Insert(std::move(aLine2));
+ if (aLine3.GetPointCount()>1) aRetval.Insert(std::move(aLine3));
+ if (aLine4.GetPointCount()>1) aRetval.Insert(std::move(aLine4));
+ }
+
+ return aRetval.getB2DPolyPolygon();
+}
+
+void ImpPathForDragAndCreate::BegCreate(SdrDragStat& rStat)
+{
+ bool bFreeHand(IsFreeHand(meObjectKind));
+ rStat.SetNoSnap(bFreeHand);
+ rStat.SetOrtho8Possible();
+ aPathPolygon.Clear();
+ mbCreating=true;
+ bool bMakeStartPoint = true;
+ SdrView* pView=rStat.GetView();
+ if (pView!=nullptr && pView->IsUseIncompatiblePathCreateInterface() &&
+ (meObjectKind==SdrObjKind::Polygon || meObjectKind==SdrObjKind::PolyLine || meObjectKind==SdrObjKind::PathLine || meObjectKind==SdrObjKind::PathFill)) {
+ bMakeStartPoint = false;
+ }
+ aPathPolygon.Insert(XPolygon());
+ aPathPolygon[0][0]=rStat.GetStart();
+ if (bMakeStartPoint) {
+ aPathPolygon[0][1]=rStat.GetNow();
+ }
+ std::unique_ptr<ImpPathCreateUser> pU(new ImpPathCreateUser);
+ pU->eStartKind=meObjectKind;
+ pU->eCurrentKind=meObjectKind;
+ rStat.SetUser(std::move(pU));
+}
+
+bool ImpPathForDragAndCreate::MovCreate(SdrDragStat& rStat)
+{
+ ImpPathCreateUser* pU=static_cast<ImpPathCreateUser*>(rStat.GetUser());
+ SdrView* pView=rStat.GetView();
+ XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
+ if (pView!=nullptr && pView->IsCreateMode()) {
+ // switch to different CreateTool, if appropriate
+ SdrObjKind nIdent;
+ SdrInventor nInvent;
+ pView->TakeCurrentObj(nIdent,nInvent);
+ if (nInvent==SdrInventor::Default && pU->eCurrentKind != nIdent) {
+ SdrObjKind eNewKind = nIdent;
+ switch (eNewKind) {
+ case SdrObjKind::CircleArc:
+ case SdrObjKind::CircleOrEllipse:
+ case SdrObjKind::CircleCut:
+ case SdrObjKind::CircleSection:
+ eNewKind=SdrObjKind::CircleArc;
+ [[fallthrough]];
+ case SdrObjKind::Rectangle:
+ case SdrObjKind::Line:
+ case SdrObjKind::PolyLine:
+ case SdrObjKind::Polygon:
+ case SdrObjKind::PathLine:
+ case SdrObjKind::PathFill:
+ case SdrObjKind::FreehandLine:
+ case SdrObjKind::FreehandFill:
+ {
+ pU->eCurrentKind=eNewKind;
+ pU->bMixedCreate=true;
+ pU->nBezierStartPoint=rXPoly.GetPointCount();
+ if (pU->nBezierStartPoint>0) pU->nBezierStartPoint--;
+ } break;
+ default: break;
+ } // switch
+ }
+ }
+ sal_uInt16 nCurrentPoint=rXPoly.GetPointCount();
+ if (aPathPolygon.Count()>1 && rStat.IsMouseDown() && nCurrentPoint<2) {
+ rXPoly[0]=rStat.GetPos0();
+ rXPoly[1]=rStat.GetNow();
+ nCurrentPoint=2;
+ }
+ if (nCurrentPoint==0) {
+ rXPoly[0]=rStat.GetPos0();
+ } else nCurrentPoint--;
+ bool bFreeHand=IsFreeHand(pU->eCurrentKind);
+ rStat.SetNoSnap(bFreeHand);
+ rStat.SetOrtho8Possible(pU->eCurrentKind!=SdrObjKind::CircleArc && pU->eCurrentKind!=SdrObjKind::Rectangle && (!pU->bMixedCreate || pU->eCurrentKind!=SdrObjKind::Line));
+ rXPoly[nCurrentPoint]=rStat.GetNow();
+ if (!pU->bMixedCreate && pU->eStartKind==SdrObjKind::Line && rXPoly.GetPointCount()>=1) {
+ Point aPt(rStat.GetStart());
+ if (pView!=nullptr && pView->IsCreate1stPointAsCenter()) {
+ aPt+=aPt;
+ aPt-=rStat.GetNow();
+ }
+ rXPoly[0]=aPt;
+ }
+ OutputDevice* pOut=pView==nullptr ? nullptr : pView->GetFirstOutputDevice();
+ if (bFreeHand) {
+ if (pU->nBezierStartPoint>nCurrentPoint) pU->nBezierStartPoint=nCurrentPoint;
+ if (rStat.IsMouseDown() && nCurrentPoint>0) {
+ // don't allow two consecutive points to occupy too similar positions
+ tools::Long nMinDist=1;
+ if (pView!=nullptr) nMinDist=pView->GetFreeHandMinDistPix();
+ if (pOut!=nullptr) nMinDist=pOut->PixelToLogic(Size(nMinDist,0)).Width();
+ if (nMinDist<1) nMinDist=1;
+
+ Point aPt0(rXPoly[nCurrentPoint-1]);
+ Point aPt1(rStat.GetNow());
+ tools::Long dx=aPt0.X()-aPt1.X(); if (dx<0) dx=-dx;
+ tools::Long dy=aPt0.Y()-aPt1.Y(); if (dy<0) dy=-dy;
+ if (dx<nMinDist && dy<nMinDist) return false;
+
+ // TODO: the following is copied from EndCreate (with a few smaller modifications)
+ // and should be combined into a method with the code there.
+
+ if (nCurrentPoint-pU->nBezierStartPoint>=3 && ((nCurrentPoint-pU->nBezierStartPoint)%3)==0) {
+ rXPoly.PointsToBezier(nCurrentPoint-3);
+ rXPoly.SetFlags(nCurrentPoint-1,PolyFlags::Control);
+ rXPoly.SetFlags(nCurrentPoint-2,PolyFlags::Control);
+
+ if (nCurrentPoint>=6 && rXPoly.IsControl(nCurrentPoint-4)) {
+ rXPoly.CalcTangent(nCurrentPoint-3,nCurrentPoint-4,nCurrentPoint-2);
+ rXPoly.SetFlags(nCurrentPoint-3,PolyFlags::Smooth);
+ }
+ }
+ rXPoly[nCurrentPoint+1]=rStat.GetNow();
+ rStat.NextPoint();
+ } else {
+ pU->nBezierStartPoint=nCurrentPoint;
+ }
+ }
+
+ pU->ResetFormFlags();
+ if (IsBezier(pU->eCurrentKind)) {
+ if (nCurrentPoint>=2) {
+ pU->CalcBezier(rXPoly[nCurrentPoint-1],rXPoly[nCurrentPoint],rXPoly[nCurrentPoint-1]-rXPoly[nCurrentPoint-2],rStat.IsMouseDown());
+ } else if (pU->bBezHasCtrl0) {
+ pU->CalcBezier(rXPoly[nCurrentPoint-1],rXPoly[nCurrentPoint],pU->aBezControl0-rXPoly[nCurrentPoint-1],rStat.IsMouseDown());
+ }
+ }
+ if (pU->eCurrentKind==SdrObjKind::CircleArc && nCurrentPoint>=2) {
+ pU->CalcCircle(rXPoly[nCurrentPoint-1],rXPoly[nCurrentPoint],rXPoly[nCurrentPoint-1]-rXPoly[nCurrentPoint-2],pView);
+ }
+ if (pU->eCurrentKind==SdrObjKind::Line && nCurrentPoint>=2) {
+ pU->CalcLine(rXPoly[nCurrentPoint-1],rXPoly[nCurrentPoint],rXPoly[nCurrentPoint-1]-rXPoly[nCurrentPoint-2],pView);
+ }
+ if (pU->eCurrentKind==SdrObjKind::Rectangle && nCurrentPoint>=2) {
+ pU->CalcRect(rXPoly[nCurrentPoint-1],rXPoly[nCurrentPoint],rXPoly[nCurrentPoint-1]-rXPoly[nCurrentPoint-2],pView);
+ }
+
+ return true;
+}
+
+bool ImpPathForDragAndCreate::EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd)
+{
+ ImpPathCreateUser* pU=static_cast<ImpPathCreateUser*>(rStat.GetUser());
+ bool bRet = false;
+ SdrView* pView=rStat.GetView();
+ bool bIncomp=pView!=nullptr && pView->IsUseIncompatiblePathCreateInterface();
+ XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
+ sal_uInt16 nCurrentPoint=rXPoly.GetPointCount()-1;
+ rXPoly[nCurrentPoint]=rStat.GetNow();
+ if (!pU->bMixedCreate && pU->eStartKind==SdrObjKind::Line) {
+ if (rStat.GetPointCount()>=2) eCmd=SdrCreateCmd::ForceEnd;
+ bRet = eCmd==SdrCreateCmd::ForceEnd;
+ if (bRet) {
+ mbCreating = false;
+ rStat.SetUser(nullptr);
+ }
+ return bRet;
+ }
+
+ if (!pU->bMixedCreate && IsFreeHand(pU->eStartKind)) {
+ if (rStat.GetPointCount()>=2) eCmd=SdrCreateCmd::ForceEnd;
+ bRet=eCmd==SdrCreateCmd::ForceEnd;
+ if (bRet) {
+ mbCreating=false;
+ rStat.SetUser(nullptr);
+ }
+ return bRet;
+ }
+ if (eCmd==SdrCreateCmd::NextPoint || eCmd==SdrCreateCmd::NextObject) {
+ // don't allow two consecutive points to occupy the same position
+ if (nCurrentPoint==0 || rStat.GetNow()!=rXPoly[nCurrentPoint-1]) {
+ if (bIncomp) {
+ if (pU->nBezierStartPoint>nCurrentPoint) pU->nBezierStartPoint=nCurrentPoint;
+ if (IsBezier(pU->eCurrentKind) && nCurrentPoint-pU->nBezierStartPoint>=3 && ((nCurrentPoint-pU->nBezierStartPoint)%3)==0) {
+ rXPoly.PointsToBezier(nCurrentPoint-3);
+ rXPoly.SetFlags(nCurrentPoint-1,PolyFlags::Control);
+ rXPoly.SetFlags(nCurrentPoint-2,PolyFlags::Control);
+
+ if (nCurrentPoint>=6 && rXPoly.IsControl(nCurrentPoint-4)) {
+ rXPoly.CalcTangent(nCurrentPoint-3,nCurrentPoint-4,nCurrentPoint-2);
+ rXPoly.SetFlags(nCurrentPoint-3,PolyFlags::Smooth);
+ }
+ }
+ } else {
+ if (nCurrentPoint==1 && IsBezier(pU->eCurrentKind) && !pU->bBezHasCtrl0) {
+ pU->aBezControl0=rStat.GetNow();
+ pU->bBezHasCtrl0=true;
+ nCurrentPoint--;
+ }
+ if (pU->IsFormFlag()) {
+ sal_uInt16 nPointCount0=rXPoly.GetPointCount();
+ rXPoly.Remove(nCurrentPoint-1,2); // remove last two points and replace by form
+ rXPoly.Insert(XPOLY_APPEND,pU->GetFormPoly());
+ sal_uInt16 nPointCount1=rXPoly.GetPointCount();
+ for (sal_uInt16 i=nPointCount0+1; i<nPointCount1-1; i++) { // to make BckAction work
+ if (!rXPoly.IsControl(i)) rStat.NextPoint();
+ }
+ nCurrentPoint=rXPoly.GetPointCount()-1;
+ }
+ }
+ nCurrentPoint++;
+ rXPoly[nCurrentPoint]=rStat.GetNow();
+ }
+ if (eCmd==SdrCreateCmd::NextObject) {
+ if (rXPoly.GetPointCount()>=2) {
+ pU->bBezHasCtrl0=false;
+ // only a singular polygon may be opened, so close this
+ rXPoly[nCurrentPoint]=rXPoly[0];
+ XPolygon aXP;
+ aXP[0]=rStat.GetNow();
+ aPathPolygon.Insert(std::move(aXP));
+ }
+ }
+ }
+
+ sal_uInt16 nPolyCount=aPathPolygon.Count();
+ if (nPolyCount!=0) {
+ // delete last point, if necessary
+ if (eCmd==SdrCreateCmd::ForceEnd) {
+ XPolygon& rXP=aPathPolygon[nPolyCount-1];
+ sal_uInt16 nPointCount=rXP.GetPointCount();
+ if (nPointCount>=2) {
+ if (!rXP.IsControl(nPointCount-2)) {
+ if (rXP[nPointCount-1]==rXP[nPointCount-2]) {
+ rXP.Remove(nPointCount-1,1);
+ }
+ } else {
+ if (rXP[nPointCount-3]==rXP[nPointCount-2]) {
+ rXP.Remove(nPointCount-3,3);
+ }
+ }
+ }
+ }
+ for (sal_uInt16 nPolyNum=nPolyCount; nPolyNum>0;) {
+ nPolyNum--;
+ XPolygon& rXP=aPathPolygon[nPolyNum];
+ sal_uInt16 nPointCount=rXP.GetPointCount();
+ // delete polygons with too few points
+ if (nPolyNum<nPolyCount-1 || eCmd==SdrCreateCmd::ForceEnd) {
+ if (nPointCount<2) aPathPolygon.Remove(nPolyNum);
+ }
+ }
+ }
+ pU->ResetFormFlags();
+ bRet=eCmd==SdrCreateCmd::ForceEnd;
+ if (bRet) {
+ mbCreating=false;
+ rStat.SetUser(nullptr);
+ }
+ return bRet;
+}
+
+bool ImpPathForDragAndCreate::BckCreate(SdrDragStat const & rStat)
+{
+ ImpPathCreateUser* pU=static_cast<ImpPathCreateUser*>(rStat.GetUser());
+ if (aPathPolygon.Count()>0) {
+ XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
+ sal_uInt16 nCurrentPoint=rXPoly.GetPointCount();
+ if (nCurrentPoint>0) {
+ nCurrentPoint--;
+ // make the last part of a bezier curve a line
+ rXPoly.Remove(nCurrentPoint,1);
+ if (nCurrentPoint>=3 && rXPoly.IsControl(nCurrentPoint-1)) {
+ // there should never be a bezier segment at the end, so this is just in case...
+ rXPoly.Remove(nCurrentPoint-1,1);
+ if (rXPoly.IsControl(nCurrentPoint-2)) rXPoly.Remove(nCurrentPoint-2,1);
+ }
+ }
+ nCurrentPoint=rXPoly.GetPointCount();
+ if (nCurrentPoint>=4) { // no bezier segment at the end
+ nCurrentPoint--;
+ if (rXPoly.IsControl(nCurrentPoint-1)) {
+ rXPoly.Remove(nCurrentPoint-1,1);
+ if (rXPoly.IsControl(nCurrentPoint-2)) rXPoly.Remove(nCurrentPoint-2,1);
+ }
+ }
+ if (rXPoly.GetPointCount()<2) {
+ aPathPolygon.Remove(aPathPolygon.Count()-1);
+ }
+ if (aPathPolygon.Count()>0) {
+ XPolygon& rLocalXPoly=aPathPolygon[aPathPolygon.Count()-1];
+ sal_uInt16 nLocalCurrentPoint=rLocalXPoly.GetPointCount();
+ if (nLocalCurrentPoint>0) {
+ nLocalCurrentPoint--;
+ rLocalXPoly[nLocalCurrentPoint]=rStat.GetNow();
+ }
+ }
+ }
+ pU->ResetFormFlags();
+ return aPathPolygon.Count()!=0;
+}
+
+void ImpPathForDragAndCreate::BrkCreate(SdrDragStat& rStat)
+{
+ aPathPolygon.Clear();
+ mbCreating=false;
+ rStat.SetUser(nullptr);
+}
+
+basegfx::B2DPolyPolygon ImpPathForDragAndCreate::TakeObjectPolyPolygon(const SdrDragStat& rDrag) const
+{
+ basegfx::B2DPolyPolygon aRetval(aPathPolygon.getB2DPolyPolygon());
+ SdrView* pView = rDrag.GetView();
+
+ if(pView && pView->IsUseIncompatiblePathCreateInterface())
+ return aRetval;
+
+ ImpPathCreateUser* pU = static_cast<ImpPathCreateUser*>(rDrag.GetUser());
+ basegfx::B2DPolygon aNewPolygon(aRetval.count() ? aRetval.getB2DPolygon(aRetval.count() - 1) : basegfx::B2DPolygon());
+
+ if(pU->IsFormFlag() && aNewPolygon.count() > 1)
+ {
+ // remove last segment and replace with current
+ // do not forget to rescue the previous control point which will be lost when
+ // the point it's associated with is removed
+ const sal_uInt32 nChangeIndex(aNewPolygon.count() - 2);
+ const basegfx::B2DPoint aSavedPrevCtrlPoint(aNewPolygon.getPrevControlPoint(nChangeIndex));
+
+ aNewPolygon.remove(nChangeIndex, 2);
+ aNewPolygon.append(pU->GetFormPoly().getB2DPolygon());
+
+ if(nChangeIndex < aNewPolygon.count())
+ {
+ // if really something was added, set the saved previous control point to the
+ // point where it belongs
+ aNewPolygon.setPrevControlPoint(nChangeIndex, aSavedPrevCtrlPoint);
+ }
+ }
+
+ if(aRetval.count())
+ {
+ aRetval.setB2DPolygon(aRetval.count() - 1, aNewPolygon);
+ }
+ else
+ {
+ aRetval.append(aNewPolygon);
+ }
+
+ return aRetval;
+}
+
+basegfx::B2DPolyPolygon ImpPathForDragAndCreate::TakeDragPolyPolygon(const SdrDragStat& rDrag)
+{
+ basegfx::B2DPolyPolygon aRetval;
+ SdrView* pView = rDrag.GetView();
+
+ if(pView && pView->IsUseIncompatiblePathCreateInterface())
+ return aRetval;
+
+ const ImpPathCreateUser* pU = static_cast<const ImpPathCreateUser*>(rDrag.GetUser());
+
+ if(pU && pU->bBezier && rDrag.IsMouseDown())
+ {
+ // no more XOR, no need for complicated helplines
+ basegfx::B2DPolygon aHelpline;
+ aHelpline.append(basegfx::B2DPoint(pU->aBezCtrl2.X(), pU->aBezCtrl2.Y()));
+ aHelpline.append(basegfx::B2DPoint(pU->aBezEnd.X(), pU->aBezEnd.Y()));
+ aRetval.append(aHelpline);
+ }
+
+ return aRetval;
+}
+
+PointerStyle ImpPathForDragAndCreate::GetCreatePointer() const
+{
+ switch (meObjectKind) {
+ case SdrObjKind::Line : return PointerStyle::DrawLine;
+ case SdrObjKind::Polygon : return PointerStyle::DrawPolygon;
+ case SdrObjKind::PolyLine : return PointerStyle::DrawPolygon;
+ case SdrObjKind::PathLine: return PointerStyle::DrawBezier;
+ case SdrObjKind::PathFill: return PointerStyle::DrawBezier;
+ case SdrObjKind::FreehandLine: return PointerStyle::DrawFreehand;
+ case SdrObjKind::FreehandFill: return PointerStyle::DrawFreehand;
+ case SdrObjKind::PathPoly: return PointerStyle::DrawPolygon;
+ case SdrObjKind::PathPolyLine: return PointerStyle::DrawPolygon;
+ default: break;
+ } // switch
+ return PointerStyle::Cross;
+}
+
+SdrPathObjGeoData::SdrPathObjGeoData()
+ : meKind(SdrObjKind::NONE)
+{
+}
+
+SdrPathObjGeoData::~SdrPathObjGeoData()
+{
+}
+
+// DrawContact section
+
+std::unique_ptr<sdr::contact::ViewContact> SdrPathObj::CreateObjectSpecificViewContact()
+{
+ return std::make_unique<sdr::contact::ViewContactOfSdrPathObj>(*this);
+}
+
+
+SdrPathObj::SdrPathObj(
+ SdrModel& rSdrModel,
+ SdrObjKind eNewKind)
+: SdrTextObj(rSdrModel),
+ meKind(eNewKind)
+{
+ m_bClosedObj = IsClosed();
+}
+
+SdrPathObj::SdrPathObj(SdrModel& rSdrModel, SdrPathObj const & rSource)
+: SdrTextObj(rSdrModel, rSource),
+ meKind(rSource.meKind)
+{
+ m_bClosedObj = IsClosed();
+ maPathPolygon = rSource.GetPathPoly();
+}
+
+SdrPathObj::SdrPathObj(
+ SdrModel& rSdrModel,
+ SdrObjKind eNewKind,
+ basegfx::B2DPolyPolygon aPathPoly)
+: SdrTextObj(rSdrModel),
+ maPathPolygon(std::move(aPathPoly)),
+ meKind(eNewKind)
+{
+ m_bClosedObj = IsClosed();
+ ImpForceKind();
+}
+
+SdrPathObj::~SdrPathObj() = default;
+
+static bool lcl_ImpIsLine(const basegfx::B2DPolyPolygon& rPolyPolygon)
+{
+ return (1 == rPolyPolygon.count() && 2 == rPolyPolygon.getB2DPolygon(0).count());
+}
+
+static tools::Rectangle lcl_ImpGetBoundRect(const basegfx::B2DPolyPolygon& rPolyPolygon)
+{
+ basegfx::B2DRange aRange(basegfx::utils::getRange(rPolyPolygon));
+
+ if (aRange.isEmpty())
+ return tools::Rectangle();
+
+ return tools::Rectangle(
+ FRound(aRange.getMinX()), FRound(aRange.getMinY()),
+ FRound(aRange.getMaxX()), FRound(aRange.getMaxY()));
+}
+
+void SdrPathObj::ImpForceLineAngle()
+{
+ if(SdrObjKind::Line != meKind || !lcl_ImpIsLine(GetPathPoly()))
+ return;
+
+ const basegfx::B2DPolygon aPoly(GetPathPoly().getB2DPolygon(0));
+ const basegfx::B2DPoint aB2DPoint0(aPoly.getB2DPoint(0));
+ const basegfx::B2DPoint aB2DPoint1(aPoly.getB2DPoint(1));
+ const Point aPoint0(FRound(aB2DPoint0.getX()), FRound(aB2DPoint0.getY()));
+ const Point aPoint1(FRound(aB2DPoint1.getX()), FRound(aB2DPoint1.getY()));
+ const basegfx::B2DPoint aB2DDelt(aB2DPoint1 - aB2DPoint0);
+ const Point aDelt(FRound(aB2DDelt.getX()), FRound(aB2DDelt.getY()));
+
+ maGeo.m_nRotationAngle=GetAngle(aDelt);
+ maGeo.m_nShearAngle=0_deg100;
+ maGeo.RecalcSinCos();
+ maGeo.RecalcTan();
+
+ // for SdrTextObj, keep aRect up to date
+ setRectangle(tools::Rectangle::Normalize(aPoint0, aPoint1));
+}
+
+void SdrPathObj::ImpForceKind()
+{
+ if (meKind==SdrObjKind::PathPolyLine) meKind=SdrObjKind::PolyLine;
+ if (meKind==SdrObjKind::PathPoly) meKind=SdrObjKind::Polygon;
+
+ if(GetPathPoly().areControlPointsUsed())
+ {
+ switch (meKind)
+ {
+ case SdrObjKind::Line: meKind=SdrObjKind::PathLine; break;
+ case SdrObjKind::PolyLine: meKind=SdrObjKind::PathLine; break;
+ case SdrObjKind::Polygon: meKind=SdrObjKind::PathFill; break;
+ default: break;
+ }
+ }
+ else
+ {
+ switch (meKind)
+ {
+ case SdrObjKind::PathLine: meKind=SdrObjKind::PolyLine; break;
+ case SdrObjKind::FreehandLine: meKind=SdrObjKind::PolyLine; break;
+ case SdrObjKind::PathFill: meKind=SdrObjKind::Polygon; break;
+ case SdrObjKind::FreehandFill: meKind=SdrObjKind::Polygon; break;
+ default: break;
+ }
+ }
+
+ if (meKind==SdrObjKind::Line && !lcl_ImpIsLine(GetPathPoly())) meKind=SdrObjKind::PolyLine;
+ if (meKind==SdrObjKind::PolyLine && lcl_ImpIsLine(GetPathPoly())) meKind=SdrObjKind::Line;
+
+ m_bClosedObj=IsClosed();
+
+ if (meKind==SdrObjKind::Line)
+ {
+ ImpForceLineAngle();
+ }
+ else
+ {
+ // #i10659#, for polys with more than 2 points.
+
+ // Here i again need to fix something, because when Path-Polys are Copy-Pasted
+ // between Apps with different measurements (e.g. 100TH_MM and TWIPS) there is
+ // a scaling loop started from SdrExchangeView::Paste. In itself, this is not
+ // wrong, but aRect is wrong here and not even updated by RecalcSnapRect(). If
+ // this is the case, some size needs to be set here in aRect to avoid that the cycle
+ // through Rect2Poly - Poly2Rect does something badly wrong since that cycle is
+ // BASED on aRect. That cycle is triggered in SdrTextObj::NbcResize() which is called
+ // from the local Resize() implementation.
+
+ // Basic problem is that the member aRect in SdrTextObj basically is a unrotated
+ // text rectangle for the text object itself and methods at SdrTextObj do handle it
+ // in that way. Many draw objects derived from SdrTextObj 'abuse' aRect as SnapRect
+ // which is basically wrong. To make the SdrText methods which deal with aRect directly
+ // work it is necessary to always keep aRect updated. This e.g. not done after a Clone()
+ // command for SdrPathObj. Since adding this update mechanism with #101412# to
+ // ImpForceLineAngle() for lines was very successful, i add it to where ImpForceLineAngle()
+ // was called, once here below and once on a 2nd place below.
+
+ // #i10659# for SdrTextObj, keep aRect up to date
+ if(GetPathPoly().count())
+ {
+ setRectangle(lcl_ImpGetBoundRect(GetPathPoly()));
+ }
+ }
+
+ // #i75974# adapt polygon state to object type. This may include a reinterpretation
+ // of a closed geometry as open one, but with identical first and last point
+ for(auto& rPolygon : maPathPolygon)
+ {
+ if(IsClosed() != rPolygon.isClosed())
+ {
+ // #i80213# really change polygon geometry; else e.g. the last point which
+ // needs to be identical with the first one will be missing when opening
+ // due to OBJ_PATH type
+ if(rPolygon.isClosed())
+ {
+ basegfx::utils::openWithGeometryChange(rPolygon);
+ }
+ else
+ {
+ basegfx::utils::closeWithGeometryChange(rPolygon);
+ }
+ }
+ }
+}
+
+void SdrPathObj::ImpSetClosed(bool bClose)
+{
+ if(bClose)
+ {
+ switch (meKind)
+ {
+ case SdrObjKind::Line : meKind=SdrObjKind::Polygon; break;
+ case SdrObjKind::PolyLine : meKind=SdrObjKind::Polygon; break;
+ case SdrObjKind::PathLine: meKind=SdrObjKind::PathFill; break;
+ case SdrObjKind::FreehandLine: meKind=SdrObjKind::FreehandFill; break;
+ default: break;
+ }
+
+ m_bClosedObj = true;
+ }
+ else
+ {
+ switch (meKind)
+ {
+ case SdrObjKind::Polygon : meKind=SdrObjKind::PolyLine; break;
+ case SdrObjKind::PathFill: meKind=SdrObjKind::PathLine; break;
+ case SdrObjKind::FreehandFill: meKind=SdrObjKind::FreehandLine; break;
+ default: break;
+ }
+
+ m_bClosedObj = false;
+ }
+
+ ImpForceKind();
+}
+
+void SdrPathObj::TakeObjInfo(SdrObjTransformInfoRec& rInfo) const
+{
+ rInfo.bNoContortion=false;
+
+ bool bCanConv = !HasText() || ImpCanConvTextToCurve();
+ bool bIsPath = IsBezier();
+
+ rInfo.bEdgeRadiusAllowed = false;
+ rInfo.bCanConvToPath = bCanConv && !bIsPath;
+ rInfo.bCanConvToPoly = bCanConv && bIsPath;
+ rInfo.bCanConvToContour = !IsFontwork() && (rInfo.bCanConvToPoly || LineGeometryUsageIsNecessary());
+}
+
+SdrObjKind SdrPathObj::GetObjIdentifier() const
+{
+ return meKind;
+}
+
+rtl::Reference<SdrObject> SdrPathObj::CloneSdrObject(SdrModel& rTargetModel) const
+{
+ return new SdrPathObj(rTargetModel, *this);
+}
+
+OUString SdrPathObj::TakeObjNameSingul() const
+{
+ OUString sName;
+
+ if(SdrObjKind::Line == meKind)
+ {
+ TranslateId pId(STR_ObjNameSingulLINE);
+
+ if(lcl_ImpIsLine(GetPathPoly()))
+ {
+ const basegfx::B2DPolygon aPoly(GetPathPoly().getB2DPolygon(0));
+ const basegfx::B2DPoint aB2DPoint0(aPoly.getB2DPoint(0));
+ const basegfx::B2DPoint aB2DPoint1(aPoly.getB2DPoint(1));
+
+ if(aB2DPoint0 != aB2DPoint1)
+ {
+ if(aB2DPoint0.getY() == aB2DPoint1.getY())
+ {
+ pId = STR_ObjNameSingulLINE_Hori;
+ }
+ else if(aB2DPoint0.getX() == aB2DPoint1.getX())
+ {
+ pId = STR_ObjNameSingulLINE_Vert;
+ }
+ else
+ {
+ const double fDx(fabs(aB2DPoint0.getX() - aB2DPoint1.getX()));
+ const double fDy(fabs(aB2DPoint0.getY() - aB2DPoint1.getY()));
+
+ if(fDx == fDy)
+ {
+ pId = STR_ObjNameSingulLINE_Diag;
+ }
+ }
+ }
+ }
+
+ sName = SvxResId(pId);
+ }
+ else if(SdrObjKind::PolyLine == meKind || SdrObjKind::Polygon == meKind)
+ {
+ const bool bClosed(SdrObjKind::Polygon == meKind);
+ TranslateId pId;
+
+ if(mpDAC && mpDAC->IsCreating())
+ {
+ if(bClosed)
+ {
+ pId = STR_ObjNameSingulPOLY;
+ }
+ else
+ {
+ pId = STR_ObjNameSingulPLIN;
+ }
+
+ sName = SvxResId(pId);
+ }
+ else
+ {
+ // get point count
+ sal_uInt32 nPointCount(0);
+
+ for(auto const& rPolygon : GetPathPoly())
+ {
+ nPointCount += rPolygon.count();
+ }
+
+ if(bClosed)
+ {
+ pId = STR_ObjNameSingulPOLY_PointCount;
+ }
+ else
+ {
+ pId = STR_ObjNameSingulPLIN_PointCount;
+ }
+
+ // #i96537#
+ sName = SvxResId(pId).replaceFirst("%2", OUString::number(nPointCount));
+ }
+ }
+ else
+ {
+ switch (meKind)
+ {
+ case SdrObjKind::PathLine: sName = SvxResId(STR_ObjNameSingulPATHLINE); break;
+ case SdrObjKind::FreehandLine: sName = SvxResId(STR_ObjNameSingulFREELINE); break;
+ case SdrObjKind::PathFill: sName = SvxResId(STR_ObjNameSingulPATHFILL); break;
+ case SdrObjKind::FreehandFill: sName = SvxResId(STR_ObjNameSingulFREEFILL); break;
+ default: break;
+ }
+ }
+
+ OUString aName(GetName());
+ if (!aName.isEmpty())
+ sName += " '" + aName + "'";
+
+ return sName;
+}
+
+OUString SdrPathObj::TakeObjNamePlural() const
+{
+ OUString sName;
+ switch(meKind)
+ {
+ case SdrObjKind::Line : sName=SvxResId(STR_ObjNamePluralLINE ); break;
+ case SdrObjKind::PolyLine : sName=SvxResId(STR_ObjNamePluralPLIN ); break;
+ case SdrObjKind::Polygon : sName=SvxResId(STR_ObjNamePluralPOLY ); break;
+ case SdrObjKind::PathLine: sName=SvxResId(STR_ObjNamePluralPATHLINE); break;
+ case SdrObjKind::FreehandLine: sName=SvxResId(STR_ObjNamePluralFREELINE); break;
+ case SdrObjKind::PathFill: sName=SvxResId(STR_ObjNamePluralPATHFILL); break;
+ case SdrObjKind::FreehandFill: sName=SvxResId(STR_ObjNamePluralFREEFILL); break;
+ default: break;
+ }
+ return sName;
+}
+
+basegfx::B2DPolyPolygon SdrPathObj::TakeXorPoly() const
+{
+ return GetPathPoly();
+}
+
+sal_uInt32 SdrPathObj::GetHdlCount() const
+{
+ sal_uInt32 nRetval(0);
+
+ for(auto const& rPolygon : GetPathPoly())
+ {
+ nRetval += rPolygon.count();
+ }
+
+ return nRetval;
+}
+
+void SdrPathObj::AddToHdlList(SdrHdlList& rHdlList) const
+{
+ // keep old stuff to be able to keep old SdrHdl stuff, too
+ const XPolyPolygon aOldPathPolygon(GetPathPoly());
+ sal_uInt16 nPolyCnt=aOldPathPolygon.Count();
+ bool bClosed=IsClosed();
+ sal_uInt16 nIdx=0;
+
+ for (sal_uInt16 i=0; i<nPolyCnt; i++) {
+ const XPolygon& rXPoly=aOldPathPolygon.GetObject(i);
+ sal_uInt16 nPntCnt=rXPoly.GetPointCount();
+ if (bClosed && nPntCnt>1) nPntCnt--;
+
+ for (sal_uInt16 j=0; j<nPntCnt; j++) {
+ if (rXPoly.GetFlags(j)!=PolyFlags::Control) {
+ const Point& rPnt=rXPoly[j];
+ std::unique_ptr<SdrHdl> pHdl(new SdrHdl(rPnt,SdrHdlKind::Poly));
+ pHdl->SetPolyNum(i);
+ pHdl->SetPointNum(j);
+ pHdl->Set1PixMore(j==0);
+ pHdl->SetSourceHdlNum(nIdx);
+ nIdx++;
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+ }
+ }
+}
+
+void SdrPathObj::AddToPlusHdlList(SdrHdlList& rHdlList, SdrHdl& rHdl) const
+{
+ // keep old stuff to be able to keep old SdrHdl stuff, too
+ const XPolyPolygon aOldPathPolygon(GetPathPoly());
+ sal_uInt16 nPnt = static_cast<sal_uInt16>(rHdl.GetPointNum());
+ sal_uInt16 nPolyNum = static_cast<sal_uInt16>(rHdl.GetPolyNum());
+
+ if (nPolyNum>=aOldPathPolygon.Count())
+ return;
+
+ const XPolygon& rXPoly = aOldPathPolygon[nPolyNum];
+ sal_uInt16 nPntMax = rXPoly.GetPointCount();
+
+ if (nPntMax<=0)
+ return;
+ nPntMax--;
+ if (nPnt>nPntMax)
+ return;
+
+ // calculate the number of plus points
+ sal_uInt16 nCnt = 0;
+ if (rXPoly.GetFlags(nPnt)!=PolyFlags::Control)
+ {
+ if (nPnt==0 && IsClosed())
+ nPnt=nPntMax;
+ if (nPnt>0 && rXPoly.GetFlags(nPnt-1)==PolyFlags::Control)
+ nCnt++;
+ if (nPnt==nPntMax && IsClosed())
+ nPnt=0;
+ if (nPnt<nPntMax && rXPoly.GetFlags(nPnt+1)==PolyFlags::Control)
+ nCnt++;
+ }
+
+ // construct the plus points
+ for (sal_uInt32 nPlusNum = 0; nPlusNum < nCnt; ++nPlusNum)
+ {
+ nPnt = static_cast<sal_uInt16>(rHdl.GetPointNum());
+ std::unique_ptr<SdrHdl> pHdl(new SdrHdlBezWgt(&rHdl));
+ pHdl->SetPolyNum(rHdl.GetPolyNum());
+
+ if (nPnt==0 && IsClosed())
+ nPnt=nPntMax;
+ if (nPnt>0 && rXPoly.GetFlags(nPnt-1)==PolyFlags::Control && nPlusNum==0)
+ {
+ pHdl->SetPos(rXPoly[nPnt-1]);
+ pHdl->SetPointNum(nPnt-1);
+ }
+ else
+ {
+ if (nPnt==nPntMax && IsClosed())
+ nPnt=0;
+ if (nPnt<rXPoly.GetPointCount()-1 && rXPoly.GetFlags(nPnt+1)==PolyFlags::Control)
+ {
+ pHdl->SetPos(rXPoly[nPnt+1]);
+ pHdl->SetPointNum(nPnt+1);
+ }
+ }
+
+ pHdl->SetSourceHdlNum(rHdl.GetSourceHdlNum());
+ pHdl->SetPlusHdl(true);
+ rHdlList.AddHdl(std::move(pHdl));
+ }
+}
+
+// tdf#123321: Make sure that SdrPathObj (e.g. line) has big enough extent for
+// visibility. This is realised by ensuring GetLogicRect() is the same as
+// GetSnapRect() for the SdrPathObj. Other SdrTextObj objects like
+// SdrObjCustomShape will still use a different version of this method that
+// does not consider the rotation. Otherwise, the rotated SdrObjCustomShape
+// would become mistakenly larger after save and reload (tdf#91687).
+// The invocation of the GetLogicRect() method that caused tdf#123321 was in
+// PlcDrawObj::WritePlc().
+const tools::Rectangle &SdrPathObj::GetLogicRect() const
+{
+ return GetSnapRect();
+}
+
+// dragging
+
+bool SdrPathObj::hasSpecialDrag() const
+{
+ return true;
+}
+
+bool SdrPathObj::beginSpecialDrag(SdrDragStat& rDrag) const
+{
+ ImpPathForDragAndCreate aDragAndCreate(*const_cast<SdrPathObj*>(this));
+
+ return aDragAndCreate.beginPathDrag(rDrag);
+}
+
+bool SdrPathObj::applySpecialDrag(SdrDragStat& rDrag)
+{
+ ImpPathForDragAndCreate aDragAndCreate(*this);
+ bool bRetval(aDragAndCreate.beginPathDrag(rDrag));
+
+ if(bRetval)
+ {
+ bRetval = aDragAndCreate.movePathDrag(rDrag);
+ }
+
+ if(bRetval)
+ {
+ bRetval = aDragAndCreate.endPathDrag(rDrag);
+ }
+
+ if(bRetval)
+ {
+ NbcSetPathPoly(aDragAndCreate.getModifiedPolyPolygon());
+ }
+
+ return bRetval;
+}
+
+OUString SdrPathObj::getSpecialDragComment(const SdrDragStat& rDrag) const
+{
+ OUString aRetval;
+
+ if(mpDAC)
+ {
+ // #i103058# also get a comment when in creation
+ const bool bCreateComment(rDrag.GetView() && this == rDrag.GetView()->GetCreateObj());
+
+ if(bCreateComment)
+ {
+ aRetval = mpDAC->getSpecialDragComment(rDrag);
+ }
+ }
+ else
+ {
+ ImpPathForDragAndCreate aDragAndCreate(*const_cast<SdrPathObj*>(this));
+ bool bDidWork(aDragAndCreate.beginPathDrag(rDrag));
+
+ if(bDidWork)
+ {
+ aRetval = aDragAndCreate.getSpecialDragComment(rDrag);
+ }
+ }
+
+ return aRetval;
+}
+
+basegfx::B2DPolyPolygon SdrPathObj::getSpecialDragPoly(const SdrDragStat& rDrag) const
+{
+ basegfx::B2DPolyPolygon aRetval;
+ ImpPathForDragAndCreate aDragAndCreate(*const_cast<SdrPathObj*>(this));
+ bool bDidWork(aDragAndCreate.beginPathDrag(rDrag));
+
+ if(bDidWork)
+ {
+ aRetval = aDragAndCreate.getSpecialDragPoly(rDrag);
+ }
+
+ return aRetval;
+}
+
+// creation
+
+bool SdrPathObj::BegCreate(SdrDragStat& rStat)
+{
+ mpDAC.reset();
+ impGetDAC().BegCreate(rStat);
+ return true;
+}
+
+bool SdrPathObj::MovCreate(SdrDragStat& rStat)
+{
+ return impGetDAC().MovCreate(rStat);
+}
+
+bool SdrPathObj::EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd)
+{
+ bool bRetval(impGetDAC().EndCreate(rStat, eCmd));
+
+ if(bRetval && mpDAC)
+ {
+ SetPathPoly(mpDAC->getModifiedPolyPolygon());
+
+ // #i75974# Check for AutoClose feature. Moved here from ImpPathForDragAndCreate::EndCreate
+ // to be able to use the type-changing ImpSetClosed method
+ if(!IsClosedObj())
+ {
+ SdrView* pView = rStat.GetView();
+
+ if(pView && !pView->IsUseIncompatiblePathCreateInterface())
+ {
+ OutputDevice* pOut = pView->GetFirstOutputDevice();
+
+ if(pOut)
+ {
+ if(GetPathPoly().count())
+ {
+ const basegfx::B2DPolygon aCandidate(GetPathPoly().getB2DPolygon(0));
+
+ if(aCandidate.count() > 2)
+ {
+ // check distance of first and last point
+ const sal_Int32 nCloseDist(pOut->PixelToLogic(Size(pView->GetAutoCloseDistPix(), 0)).Width());
+ const basegfx::B2DVector aDistVector(aCandidate.getB2DPoint(aCandidate.count() - 1) - aCandidate.getB2DPoint(0));
+
+ if(aDistVector.getLength() <= static_cast<double>(nCloseDist))
+ {
+ // close it
+ ImpSetClosed(true);
+ }
+ }
+ }
+ }
+ }
+ }
+
+ mpDAC.reset();
+ }
+
+ return bRetval;
+}
+
+bool SdrPathObj::BckCreate(SdrDragStat& rStat)
+{
+ return impGetDAC().BckCreate(rStat);
+}
+
+void SdrPathObj::BrkCreate(SdrDragStat& rStat)
+{
+ impGetDAC().BrkCreate(rStat);
+ mpDAC.reset();
+}
+
+// polygons
+
+basegfx::B2DPolyPolygon SdrPathObj::TakeCreatePoly(const SdrDragStat& rDrag) const
+{
+ basegfx::B2DPolyPolygon aRetval;
+
+ if(mpDAC)
+ {
+ aRetval = mpDAC->TakeObjectPolyPolygon(rDrag);
+ aRetval.append(ImpPathForDragAndCreate::TakeDragPolyPolygon(rDrag));
+ }
+
+ return aRetval;
+}
+
+// during drag or create, allow accessing the so-far created/modified polyPolygon
+basegfx::B2DPolyPolygon SdrPathObj::getObjectPolyPolygon(const SdrDragStat& rDrag) const
+{
+ basegfx::B2DPolyPolygon aRetval;
+
+ if(mpDAC)
+ {
+ aRetval = mpDAC->TakeObjectPolyPolygon(rDrag);
+ }
+
+ return aRetval;
+}
+
+basegfx::B2DPolyPolygon SdrPathObj::getDragPolyPolygon(const SdrDragStat& rDrag) const
+{
+ basegfx::B2DPolyPolygon aRetval;
+
+ if(mpDAC)
+ {
+ aRetval = ImpPathForDragAndCreate::TakeDragPolyPolygon(rDrag);
+ }
+
+ return aRetval;
+}
+
+PointerStyle SdrPathObj::GetCreatePointer() const
+{
+ return impGetDAC().GetCreatePointer();
+}
+
+void SdrPathObj::NbcMove(const Size& rSiz)
+{
+ maPathPolygon.transform(basegfx::utils::createTranslateB2DHomMatrix(rSiz.Width(), rSiz.Height()));
+
+ // #i19871# first modify locally, then call parent (to get correct SnapRect with GluePoints)
+ SdrTextObj::NbcMove(rSiz);
+}
+
+void SdrPathObj::NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
+{
+ const double fResizeX(xFact);
+ const double fResizeY(yFact);
+
+ if(basegfx::fTools::equal(fResizeX, 1.0) && basegfx::fTools::equal(fResizeY, 1.0))
+ {
+ // tdf#106792 avoid numerical unprecisions: If both scale factors are 1.0, do not
+ // manipulate at all - that may change maGeo rapidly (and wrongly) in
+ // SdrTextObj::NbcResize. Combined with the UNO API trying to not 'apply'
+ // a rotation but to manipulate the existing one, this is fatal. So just
+ // avoid this error as long as we have to deal with imprecise geometry
+ // manipulations
+ return;
+ }
+
+ basegfx::B2DHomMatrix aTrans(basegfx::utils::createTranslateB2DHomMatrix(-rRef.X(), -rRef.Y()));
+ aTrans = basegfx::utils::createScaleTranslateB2DHomMatrix(
+ double(xFact), double(yFact), rRef.X(), rRef.Y()) * aTrans;
+ maPathPolygon.transform(aTrans);
+
+ // #i19871# first modify locally, then call parent (to get correct SnapRect with GluePoints)
+ SdrTextObj::NbcResize(rRef,xFact,yFact);
+}
+
+void SdrPathObj::NbcRotate(const Point& rRef, Degree100 nAngle, double sn, double cs)
+{
+ // Thank JOE, the angles are defined mirrored to the mathematical meanings
+ const basegfx::B2DHomMatrix aTrans(
+ basegfx::utils::createRotateAroundPoint(rRef.X(), rRef.Y(), -toRadians(nAngle)));
+ maPathPolygon.transform(aTrans);
+
+ // #i19871# first modify locally, then call parent (to get correct SnapRect with GluePoints)
+ SdrTextObj::NbcRotate(rRef,nAngle,sn,cs);
+}
+
+void SdrPathObj::NbcShear(const Point& rRefPnt, Degree100 nAngle, double fTan, bool bVShear)
+{
+ basegfx::B2DHomMatrix aTrans(basegfx::utils::createTranslateB2DHomMatrix(-rRefPnt.X(), -rRefPnt.Y()));
+
+ if(bVShear)
+ {
+ // Thank JOE, the angles are defined mirrored to the mathematical meanings
+ aTrans.shearY(-fTan);
+ }
+ else
+ {
+ aTrans.shearX(-fTan);
+ }
+
+ aTrans.translate(rRefPnt.X(), rRefPnt.Y());
+ maPathPolygon.transform(aTrans);
+
+ // #i19871# first modify locally, then call parent (to get correct SnapRect with GluePoints)
+ SdrTextObj::NbcShear(rRefPnt,nAngle,fTan,bVShear);
+}
+
+void SdrPathObj::NbcMirror(const Point& rRefPnt1, const Point& rRefPnt2)
+{
+ const double fDiffX(rRefPnt2.X() - rRefPnt1.X());
+ const double fDiffY(rRefPnt2.Y() - rRefPnt1.Y());
+ const double fRot(atan2(fDiffY, fDiffX));
+ basegfx::B2DHomMatrix aTrans(basegfx::utils::createTranslateB2DHomMatrix(-rRefPnt1.X(), -rRefPnt1.Y()));
+ aTrans.rotate(-fRot);
+ aTrans.scale(1.0, -1.0);
+ aTrans.rotate(fRot);
+ aTrans.translate(rRefPnt1.X(), rRefPnt1.Y());
+ maPathPolygon.transform(aTrans);
+
+ // Do Joe's special handling for lines when mirroring, too
+ ImpForceKind();
+
+ // #i19871# first modify locally, then call parent (to get correct SnapRect with GluePoints)
+ SdrTextObj::NbcMirror(rRefPnt1,rRefPnt2);
+}
+
+void SdrPathObj::TakeUnrotatedSnapRect(tools::Rectangle& rRect) const
+{
+ if(!maGeo.m_nRotationAngle)
+ {
+ rRect = GetSnapRect();
+ }
+ else
+ {
+ XPolyPolygon aXPP(GetPathPoly());
+ RotateXPoly(aXPP,Point(),-maGeo.mfSinRotationAngle,maGeo.mfCosRotationAngle);
+ rRect=aXPP.GetBoundRect();
+ Point aTmp(rRect.TopLeft());
+ RotatePoint(aTmp,Point(),maGeo.mfSinRotationAngle,maGeo.mfCosRotationAngle);
+ aTmp-=rRect.TopLeft();
+ rRect.Move(aTmp.X(),aTmp.Y());
+ }
+}
+
+void SdrPathObj::RecalcSnapRect()
+{
+ if(GetPathPoly().count())
+ {
+ maSnapRect = lcl_ImpGetBoundRect(GetPathPoly());
+ }
+}
+
+void SdrPathObj::NbcSetSnapRect(const tools::Rectangle& rRect)
+{
+ tools::Rectangle aOld(GetSnapRect());
+ if (aOld.IsEmpty())
+ {
+ Fraction aX(1,1);
+ Fraction aY(1,1);
+ NbcResize(aOld.TopLeft(), aX, aY);
+ NbcMove(Size(rRect.Left() - aOld.Left(), rRect.Top() - aOld.Top()));
+ return;
+ }
+
+ // Take empty into account when calculating scale factors
+ tools::Long nMulX = rRect.IsWidthEmpty() ? 0 : rRect.Right() - rRect.Left();
+
+ tools::Long nDivX = aOld.Right() - aOld.Left();
+
+ // Take empty into account when calculating scale factors
+ tools::Long nMulY = rRect.IsHeightEmpty() ? 0 : 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; }
+ if ( nDivX == nMulX ) { nMulX = 1; nDivX = 1; }
+ if ( nDivY == nMulY ) { 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()));
+}
+
+sal_uInt32 SdrPathObj::GetSnapPointCount() const
+{
+ return GetHdlCount();
+}
+
+Point SdrPathObj::GetSnapPoint(sal_uInt32 nSnapPnt) const
+{
+ sal_uInt32 nPoly,nPnt;
+ if(!PolyPolygonEditor::GetRelativePolyPoint(GetPathPoly(), nSnapPnt, nPoly, nPnt))
+ {
+ SAL_WARN("svx", "SdrPathObj::GetSnapPoint: Point nSnapPnt does not exist.");
+ }
+
+ const basegfx::B2DPoint aB2DPoint(GetPathPoly().getB2DPolygon(nPoly).getB2DPoint(nPnt));
+ return Point(FRound(aB2DPoint.getX()), FRound(aB2DPoint.getY()));
+}
+
+bool SdrPathObj::IsPolyObj() const
+{
+ return true;
+}
+
+sal_uInt32 SdrPathObj::GetPointCount() const
+{
+ sal_uInt32 nRetval(0);
+
+ for(auto const& rPolygon : GetPathPoly())
+ {
+ nRetval += rPolygon.count();
+ }
+
+ return nRetval;
+}
+
+Point SdrPathObj::GetPoint(sal_uInt32 nHdlNum) const
+{
+ Point aRetval;
+ sal_uInt32 nPoly,nPnt;
+
+ if(PolyPolygonEditor::GetRelativePolyPoint(GetPathPoly(), nHdlNum, nPoly, nPnt))
+ {
+ const basegfx::B2DPolygon aPoly(GetPathPoly().getB2DPolygon(nPoly));
+ const basegfx::B2DPoint aPoint(aPoly.getB2DPoint(nPnt));
+ aRetval = Point(FRound(aPoint.getX()), FRound(aPoint.getY()));
+ }
+
+ return aRetval;
+}
+
+void SdrPathObj::NbcSetPoint(const Point& rPnt, sal_uInt32 nHdlNum)
+{
+ sal_uInt32 nPoly,nPnt;
+
+ if(!PolyPolygonEditor::GetRelativePolyPoint(GetPathPoly(), nHdlNum, nPoly, nPnt))
+ return;
+
+ basegfx::B2DPolygon aNewPolygon(GetPathPoly().getB2DPolygon(nPoly));
+ aNewPolygon.setB2DPoint(nPnt, basegfx::B2DPoint(rPnt.X(), rPnt.Y()));
+ maPathPolygon.setB2DPolygon(nPoly, aNewPolygon);
+
+ if(meKind==SdrObjKind::Line)
+ {
+ ImpForceLineAngle();
+ }
+ else
+ {
+ if(GetPathPoly().count())
+ {
+ // #i10659# for SdrTextObj, keep aRect up to date
+ setRectangle(lcl_ImpGetBoundRect(GetPathPoly()));
+ }
+ }
+
+ SetBoundAndSnapRectsDirty();
+}
+
+sal_uInt32 SdrPathObj::NbcInsPointOld(const Point& rPos, bool bNewObj)
+{
+ sal_uInt32 nNewHdl;
+
+ if(bNewObj)
+ {
+ nNewHdl = NbcInsPoint(rPos, true);
+ }
+ else
+ {
+ // look for smallest distance data
+ const basegfx::B2DPoint aTestPoint(rPos.X(), rPos.Y());
+ sal_uInt32 nSmallestPolyIndex(0);
+ sal_uInt32 nSmallestEdgeIndex(0);
+ double fSmallestCut;
+ basegfx::utils::getSmallestDistancePointToPolyPolygon(GetPathPoly(), aTestPoint, nSmallestPolyIndex, nSmallestEdgeIndex, fSmallestCut);
+
+ nNewHdl = NbcInsPoint(rPos, false);
+ }
+
+ ImpForceKind();
+ return nNewHdl;
+}
+
+sal_uInt32 SdrPathObj::NbcInsPoint(const Point& rPos, bool bNewObj)
+{
+ sal_uInt32 nNewHdl;
+
+ if(bNewObj)
+ {
+ basegfx::B2DPolygon aNewPoly;
+ const basegfx::B2DPoint aPoint(rPos.X(), rPos.Y());
+ aNewPoly.append(aPoint);
+ aNewPoly.setClosed(IsClosed());
+ maPathPolygon.append(aNewPoly);
+ SetBoundAndSnapRectsDirty();
+ nNewHdl = GetHdlCount();
+ }
+ else
+ {
+ // look for smallest distance data
+ const basegfx::B2DPoint aTestPoint(rPos.X(), rPos.Y());
+ sal_uInt32 nSmallestPolyIndex(0);
+ sal_uInt32 nSmallestEdgeIndex(0);
+ double fSmallestCut;
+ basegfx::utils::getSmallestDistancePointToPolyPolygon(GetPathPoly(), aTestPoint, nSmallestPolyIndex, nSmallestEdgeIndex, fSmallestCut);
+ basegfx::B2DPolygon aCandidate(GetPathPoly().getB2DPolygon(nSmallestPolyIndex));
+ const bool bBefore(!aCandidate.isClosed() && 0 == nSmallestEdgeIndex && 0.0 == fSmallestCut);
+ const bool bAfter(!aCandidate.isClosed() && aCandidate.count() == nSmallestEdgeIndex + 2 && 1.0 == fSmallestCut);
+
+ if(bBefore)
+ {
+ // before first point
+ aCandidate.insert(0, aTestPoint);
+
+ if(aCandidate.areControlPointsUsed())
+ {
+ if(aCandidate.isNextControlPointUsed(1))
+ {
+ aCandidate.setNextControlPoint(0, interpolate(aTestPoint, aCandidate.getB2DPoint(1), (1.0 / 3.0)));
+ aCandidate.setPrevControlPoint(1, interpolate(aTestPoint, aCandidate.getB2DPoint(1), (2.0 / 3.0)));
+ }
+ }
+
+ nNewHdl = 0;
+ }
+ else if(bAfter)
+ {
+ // after last point
+ aCandidate.append(aTestPoint);
+
+ if(aCandidate.areControlPointsUsed())
+ {
+ if(aCandidate.isPrevControlPointUsed(aCandidate.count() - 2))
+ {
+ aCandidate.setNextControlPoint(aCandidate.count() - 2, interpolate(aCandidate.getB2DPoint(aCandidate.count() - 2), aTestPoint, (1.0 / 3.0)));
+ aCandidate.setPrevControlPoint(aCandidate.count() - 1, interpolate(aCandidate.getB2DPoint(aCandidate.count() - 2), aTestPoint, (2.0 / 3.0)));
+ }
+ }
+
+ nNewHdl = aCandidate.count() - 1;
+ }
+ else
+ {
+ // in between
+ bool bSegmentSplit(false);
+ const sal_uInt32 nNextIndex((nSmallestEdgeIndex + 1) % aCandidate.count());
+
+ if(aCandidate.areControlPointsUsed())
+ {
+ if(aCandidate.isNextControlPointUsed(nSmallestEdgeIndex) || aCandidate.isPrevControlPointUsed(nNextIndex))
+ {
+ bSegmentSplit = true;
+ }
+ }
+
+ if(bSegmentSplit)
+ {
+ // rebuild original segment to get the split data
+ basegfx::B2DCubicBezier aBezierA, aBezierB;
+ const basegfx::B2DCubicBezier aBezier(
+ aCandidate.getB2DPoint(nSmallestEdgeIndex),
+ aCandidate.getNextControlPoint(nSmallestEdgeIndex),
+ aCandidate.getPrevControlPoint(nNextIndex),
+ aCandidate.getB2DPoint(nNextIndex));
+
+ // split and insert hit point
+ aBezier.split(fSmallestCut, &aBezierA, &aBezierB);
+ aCandidate.insert(nSmallestEdgeIndex + 1, aTestPoint);
+
+ // since we inserted hit point and not split point, we need to add an offset
+ // to the control points to get the C1 continuity we want to achieve
+ const basegfx::B2DVector aOffset(aTestPoint - aBezierA.getEndPoint());
+ aCandidate.setNextControlPoint(nSmallestEdgeIndex, aBezierA.getControlPointA() + aOffset);
+ aCandidate.setPrevControlPoint(nSmallestEdgeIndex + 1, aBezierA.getControlPointB() + aOffset);
+ aCandidate.setNextControlPoint(nSmallestEdgeIndex + 1, aBezierB.getControlPointA() + aOffset);
+ aCandidate.setPrevControlPoint((nSmallestEdgeIndex + 2) % aCandidate.count(), aBezierB.getControlPointB() + aOffset);
+ }
+ else
+ {
+ aCandidate.insert(nSmallestEdgeIndex + 1, aTestPoint);
+ }
+
+ nNewHdl = nSmallestEdgeIndex + 1;
+ }
+
+ maPathPolygon.setB2DPolygon(nSmallestPolyIndex, aCandidate);
+
+ // create old polygon index from it
+ for(sal_uInt32 a(0); a < nSmallestPolyIndex; a++)
+ {
+ nNewHdl += GetPathPoly().getB2DPolygon(a).count();
+ }
+ }
+
+ ImpForceKind();
+ return nNewHdl;
+}
+
+rtl::Reference<SdrPathObj> SdrPathObj::RipPoint(sal_uInt32 nHdlNum, sal_uInt32& rNewPt0Index)
+{
+ rtl::Reference<SdrPathObj> pNewObj;
+ const basegfx::B2DPolyPolygon aLocalPolyPolygon(GetPathPoly());
+ sal_uInt32 nPoly, nPnt;
+
+ if(PolyPolygonEditor::GetRelativePolyPoint(aLocalPolyPolygon, nHdlNum, nPoly, nPnt))
+ {
+ if(0 == nPoly)
+ {
+ const basegfx::B2DPolygon& aCandidate(aLocalPolyPolygon.getB2DPolygon(nPoly));
+ const sal_uInt32 nPointCount(aCandidate.count());
+
+ if(nPointCount)
+ {
+ if(IsClosed())
+ {
+ // when closed, RipPoint means to open the polygon at the selected point. To
+ // be able to do that, it is necessary to make the selected point the first one
+ basegfx::B2DPolygon aNewPolygon(basegfx::utils::makeStartPoint(aCandidate, nPnt));
+ SetPathPoly(basegfx::B2DPolyPolygon(aNewPolygon));
+ ToggleClosed();
+
+ // give back new position of old start point (historical reasons)
+ rNewPt0Index = (nPointCount - nPnt) % nPointCount;
+ }
+ else
+ {
+ if(nPointCount >= 3 && nPnt != 0 && nPnt + 1 < nPointCount)
+ {
+ // split in two objects at point nPnt
+ basegfx::B2DPolygon aSplitPolyA(aCandidate, 0, nPnt + 1);
+ SetPathPoly(basegfx::B2DPolyPolygon(aSplitPolyA));
+
+ pNewObj = SdrObject::Clone(*this, getSdrModelFromSdrObject());
+ basegfx::B2DPolygon aSplitPolyB(aCandidate, nPnt, nPointCount - nPnt);
+ pNewObj->SetPathPoly(basegfx::B2DPolyPolygon(aSplitPolyB));
+ }
+ }
+ }
+ }
+ }
+
+ return pNewObj;
+}
+
+rtl::Reference<SdrObject> SdrPathObj::DoConvertToPolyObj(bool bBezier, bool bAddText) const
+{
+ // #i89784# check for FontWork with activated HideContour
+ const drawinglayer::attribute::SdrTextAttribute aText(
+ drawinglayer::primitive2d::createNewSdrTextAttribute(GetObjectItemSet(), *getText(0)));
+ const bool bHideContour(
+ !aText.isDefault() && !aText.getSdrFormTextAttribute().isDefault() && aText.isHideContour());
+
+ rtl::Reference<SdrObject> pRet;
+
+ if(!bHideContour)
+ {
+ rtl::Reference<SdrPathObj> pPath = ImpConvertMakeObj(GetPathPoly(), IsClosed(), bBezier);
+
+ if(pPath->GetPathPoly().areControlPointsUsed())
+ {
+ if(!bBezier)
+ {
+ // reduce all bezier curves
+ pPath->SetPathPoly(basegfx::utils::adaptiveSubdivideByAngle(pPath->GetPathPoly()));
+ }
+ }
+ else
+ {
+ if(bBezier)
+ {
+ // create bezier curves
+ pPath->SetPathPoly(basegfx::utils::expandToCurve(pPath->GetPathPoly()));
+ }
+ }
+ pRet = std::move(pPath);
+ }
+
+ if(bAddText)
+ {
+ pRet = ImpConvertAddText(std::move(pRet), bBezier);
+ }
+
+ return pRet;
+}
+
+std::unique_ptr<SdrObjGeoData> SdrPathObj::NewGeoData() const
+{
+ return std::make_unique<SdrPathObjGeoData>();
+}
+
+void SdrPathObj::SaveGeoData(SdrObjGeoData& rGeo) const
+{
+ SdrTextObj::SaveGeoData(rGeo);
+ SdrPathObjGeoData& rPGeo = static_cast<SdrPathObjGeoData&>( rGeo );
+ rPGeo.maPathPolygon=GetPathPoly();
+ rPGeo.meKind=meKind;
+}
+
+void SdrPathObj::RestoreGeoData(const SdrObjGeoData& rGeo)
+{
+ SdrTextObj::RestoreGeoData(rGeo);
+ const SdrPathObjGeoData& rPGeo=static_cast<const SdrPathObjGeoData&>(rGeo);
+ maPathPolygon=rPGeo.maPathPolygon;
+ meKind=rPGeo.meKind;
+ ImpForceKind(); // to set bClosed (among other things)
+}
+
+void SdrPathObj::NbcSetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly)
+{
+ if(GetPathPoly() != rPathPoly)
+ {
+ maPathPolygon=rPathPoly;
+ ImpForceKind();
+ SetBoundAndSnapRectsDirty();
+ }
+}
+
+void SdrPathObj::SetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly)
+{
+ if(GetPathPoly() != rPathPoly)
+ {
+ tools::Rectangle aBoundRect0; if (m_pUserCall!=nullptr) aBoundRect0=GetLastBoundRect();
+ NbcSetPathPoly(rPathPoly);
+ SetChanged();
+ BroadcastObjectChange();
+ SendUserCall(SdrUserCallType::Resize,aBoundRect0);
+ }
+}
+
+void SdrPathObj::ToggleClosed()
+{
+ tools::Rectangle aBoundRect0;
+ if(m_pUserCall != nullptr)
+ aBoundRect0 = GetLastBoundRect();
+ ImpSetClosed(!IsClosed()); // set new ObjKind
+ ImpForceKind(); // because we want Line -> Poly -> PolyLine instead of Line -> Poly -> Line
+ SetBoundAndSnapRectsDirty();
+ SetChanged();
+ BroadcastObjectChange();
+ SendUserCall(SdrUserCallType::Resize, aBoundRect0);
+}
+
+ImpPathForDragAndCreate& SdrPathObj::impGetDAC() const
+{
+ if(!mpDAC)
+ {
+ const_cast<SdrPathObj*>(this)->mpDAC.reset(new ImpPathForDragAndCreate(*const_cast<SdrPathObj*>(this)));
+ }
+
+ return *mpDAC;
+}
+
+
+// transformation interface for StarOfficeAPI. This implements support for
+// homogeneous 3x3 matrices containing the transformation of the SdrObject. At the
+// moment it contains a shearX, rotation and translation, but for setting all linear
+// transforms like Scale, ShearX, ShearY, Rotate and Translate are supported.
+
+
+// gets base transformation and rectangle of object. If it's an SdrPathObj it fills the PolyPolygon
+// with the base geometry and returns TRUE. Otherwise it returns FALSE.
+bool SdrPathObj::TRGetBaseGeometry(basegfx::B2DHomMatrix& rMatrix, basegfx::B2DPolyPolygon& rPolyPolygon) const
+{
+ double fRotate(0.0);
+ double fShearX(0.0);
+ basegfx::B2DTuple aScale(1.0, 1.0);
+ basegfx::B2DTuple aTranslate(0.0, 0.0);
+
+ if(GetPathPoly().count())
+ {
+ // copy geometry
+ basegfx::B2DHomMatrix aMoveToZeroMatrix;
+ rPolyPolygon = GetPathPoly();
+
+ if(SdrObjKind::Line == meKind)
+ {
+ // ignore shear and rotate, just use scale and translate
+ OSL_ENSURE(GetPathPoly().count() > 0 && GetPathPoly().getB2DPolygon(0).count() > 1, "OBJ_LINE with too few polygons (!)");
+ // #i72287# use polygon without control points for range calculation. Do not change rPolyPolygon
+ // itself, else this method will no longer return the full polygon information (curve will
+ // be lost)
+ const basegfx::B2DRange aPolyRangeNoCurve(basegfx::utils::getRange(rPolyPolygon));
+ aScale = aPolyRangeNoCurve.getRange();
+ aTranslate = aPolyRangeNoCurve.getMinimum();
+
+ // define matrix for move polygon to zero point
+ aMoveToZeroMatrix.translate(-aTranslate.getX(), -aTranslate.getY());
+ }
+ else
+ {
+ if(maGeo.m_nShearAngle || maGeo.m_nRotationAngle)
+ {
+ // get rotate and shear in drawingLayer notation
+ fRotate = toRadians(maGeo.m_nRotationAngle);
+ fShearX = toRadians(maGeo.m_nShearAngle);
+
+ // build mathematically correct (negative shear and rotate) object transform
+ // containing shear and rotate to extract unsheared, unrotated polygon
+ basegfx::B2DHomMatrix aObjectMatrix;
+ aObjectMatrix.shearX(-maGeo.mfTanShearAngle);
+ aObjectMatrix.rotate(toRadians(36000_deg100 - maGeo.m_nRotationAngle));
+
+ // create inverse from it and back-transform polygon
+ basegfx::B2DHomMatrix aInvObjectMatrix(aObjectMatrix);
+ aInvObjectMatrix.invert();
+ rPolyPolygon.transform(aInvObjectMatrix);
+
+ // get range from unsheared, unrotated polygon and extract scale and translate.
+ // transform topLeft from it back to transformed state to get original
+ // topLeft (rotation center)
+ // #i72287# use polygon without control points for range calculation. Do not change rPolyPolygon
+ // itself, else this method will no longer return the full polygon information (curve will
+ // be lost)
+ const basegfx::B2DRange aCorrectedRangeNoCurve(basegfx::utils::getRange(rPolyPolygon));
+ aTranslate = aObjectMatrix * aCorrectedRangeNoCurve.getMinimum();
+ aScale = aCorrectedRangeNoCurve.getRange();
+
+ // define matrix for move polygon to zero point
+ // #i112280# Added missing minus for Y-Translation
+ aMoveToZeroMatrix.translate(-aCorrectedRangeNoCurve.getMinX(), -aCorrectedRangeNoCurve.getMinY());
+ }
+ else
+ {
+ // get scale and translate from unsheared, unrotated polygon
+ // #i72287# use polygon without control points for range calculation. Do not change rPolyPolygon
+ // itself, else this method will no longer return the full polygon information (curve will
+ // be lost)
+ const basegfx::B2DRange aPolyRangeNoCurve(basegfx::utils::getRange(rPolyPolygon));
+ aScale = aPolyRangeNoCurve.getRange();
+ aTranslate = aPolyRangeNoCurve.getMinimum();
+
+ // define matrix for move polygon to zero point
+ aMoveToZeroMatrix.translate(-aTranslate.getX(), -aTranslate.getY());
+ }
+ }
+
+ // move polygon to zero point with pre-defined matrix
+ rPolyPolygon.transform(aMoveToZeroMatrix);
+ }
+
+ // position maybe relative to anchorpos, convert
+ if( getSdrModelFromSdrObject().IsWriter() )
+ {
+ if(GetAnchorPos().X() || GetAnchorPos().Y())
+ {
+ aTranslate -= basegfx::B2DTuple(GetAnchorPos().X(), GetAnchorPos().Y());
+ }
+ }
+
+ // build return value matrix
+ rMatrix = basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix(
+ aScale,
+ basegfx::fTools::equalZero(fShearX) ? 0.0 : tan(fShearX),
+ basegfx::fTools::equalZero(fRotate) ? 0.0 : -fRotate,
+ aTranslate);
+
+ return true;
+}
+
+void SdrPathObj::SetHandleScale(bool bHandleScale)
+{
+ mbHandleScale = bHandleScale;
+}
+
+// Sets the base geometry of the object using infos contained in the homogeneous 3x3 matrix.
+// If it's an SdrPathObj it will use the provided geometry information. The Polygon has
+// to use (0,0) as upper left and will be scaled to the given size in the matrix.
+void SdrPathObj::TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& rPolyPolygon)
+{
+ // break up matrix
+ basegfx::B2DTuple aScale;
+ basegfx::B2DTuple aTranslate;
+ double fRotate, fShearX;
+ rMatrix.decompose(aScale, aTranslate, fRotate, fShearX);
+
+ // #i75086# Old DrawingLayer (GeoStat and geometry) does not support holding negative scalings
+ // in X and Y which equal a 180 degree rotation. Recognize it and react accordingly
+ if(basegfx::fTools::less(aScale.getX(), 0.0) && basegfx::fTools::less(aScale.getY(), 0.0))
+ {
+ aScale.setX(fabs(aScale.getX()));
+ aScale.setY(fabs(aScale.getY()));
+ fRotate = fmod(fRotate + M_PI, 2 * M_PI);
+ }
+
+ // copy poly
+ basegfx::B2DPolyPolygon aNewPolyPolygon(rPolyPolygon);
+
+ // reset object shear and rotations
+ maGeo.m_nRotationAngle = 0_deg100;
+ maGeo.RecalcSinCos();
+ maGeo.m_nShearAngle = 0_deg100;
+ maGeo.RecalcTan();
+
+ if( getSdrModelFromSdrObject().IsWriter() )
+ {
+ // if anchor is used, make position relative to it
+ if(GetAnchorPos().X() || GetAnchorPos().Y())
+ {
+ aTranslate += basegfx::B2DTuple(GetAnchorPos().X(), GetAnchorPos().Y());
+ }
+ }
+
+ // create transformation for polygon, set values at maGeo direct
+ basegfx::B2DHomMatrix aTransform;
+
+ // #i75086#
+ // Given polygon is already scaled (for historical reasons), but not mirrored yet.
+ // Thus, when scale is negative in X or Y, apply the needed mirroring accordingly.
+ double fScaleX(basegfx::fTools::less(aScale.getX(), 0.0) ? -1.0 : 1.0);
+ double fScaleY(basegfx::fTools::less(aScale.getY(), 0.0) ? -1.0 : 1.0);
+
+ // tdf#98565, tdf#98584. While loading a shape, svg:width and svg:height is used to scale
+ // the polygon. But draw:transform might introduce additional scaling factors, which need to
+ // be applied to the polygon too, so aScale cannot be ignored while loading.
+ // I use "maSnapRect.IsEmpty() && GetPathPoly().count()" to detect this case. Any better
+ // idea? The behavior in other cases is the same as it was before this fix.
+ if (maSnapRect.IsEmpty() && GetPathPoly().count() && mbHandleScale)
+ {
+ // In case of a Writer document, the scaling factors were converted to twips. That is not
+ // correct here, because width and height are already in the points coordinates and aScale
+ // is no length but only a factor here. Convert back.
+ if (getSdrModelFromSdrObject().IsWriter())
+ {
+ aScale.setX(o3tl::convert(aScale.getX(), o3tl::Length::twip, o3tl::Length::mm100));
+ aScale.setY(o3tl::convert(aScale.getY(), o3tl::Length::twip, o3tl::Length::mm100));
+ }
+ fScaleX *= fabs(aScale.getX());
+ fScaleY *= fabs(aScale.getY());
+ }
+
+ if (fScaleX != 1.0 || fScaleY != 1.0)
+ aTransform.scale(fScaleX, fScaleY);
+
+ if(!basegfx::fTools::equalZero(fShearX))
+ {
+ aTransform.shearX(tan(-atan(fShearX)));
+ maGeo.m_nShearAngle = Degree100(FRound(basegfx::rad2deg<100>(atan(fShearX))));
+ maGeo.RecalcTan();
+ }
+
+ if(!basegfx::fTools::equalZero(fRotate))
+ {
+ // #i78696#
+ // fRotate is mathematically correct for linear transformations, so it's
+ // the one to use for the geometry change
+ aTransform.rotate(fRotate);
+
+ // #i78696#
+ // fRotate is mathematically correct, but aGeoStat.nRotationAngle is
+ // mirrored -> mirror value here
+ maGeo.m_nRotationAngle = NormAngle36000(Degree100(FRound(-basegfx::rad2deg<100>(fRotate))));
+ maGeo.RecalcSinCos();
+ }
+
+ if(!aTranslate.equalZero())
+ {
+ // #i39529# absolute positioning, so get current position (without control points (!))
+ const basegfx::B2DRange aCurrentRange(basegfx::utils::getRange(aNewPolyPolygon));
+ aTransform.translate(aTranslate.getX() - aCurrentRange.getMinX(), aTranslate.getY() - aCurrentRange.getMinY());
+ }
+
+ // transform polygon and trigger change
+ aNewPolyPolygon.transform(aTransform);
+ SetPathPoly(aNewPolyPolygon);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 02:43:57 +0000