svx/source/svdraw/svddrag.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_svx.hxx"
  33 #include <svx/svdview.hxx>
  34 #include <svx/svddrag.hxx>
  35
  36 void SdrDragStat::Clear(FASTBOOL bLeaveOne)
  37 {
  38     void* pP=aPnts.First();
  39     while (pP!=NULL) {
  40         delete (Point*)pP;
  41         pP=aPnts.Next();
  42     }
  43     if (pUser!=NULL) delete pUser;
  44     pUser=NULL;
  45     aPnts.Clear();
  46     if (bLeaveOne) {
  47         aPnts.Insert(new Point,CONTAINER_APPEND);
  48     }
  49 }
  50
  51 void SdrDragStat::Reset()
  52 {
  53     pView=NULL;
  54     pPageView=NULL;
  55     bShown=FALSE;
  56     nMinMov=1;
  57     bMinMoved=FALSE;
  58     bHorFixed=FALSE;
  59     bVerFixed=FALSE;
  60     bWantNoSnap=FALSE;
  61     pHdl=NULL;
  62     bOrtho4=FALSE;
  63     bOrtho8=FALSE;
  64     pDragMethod=NULL;
  65     bEndDragChangesAttributes=FALSE;
  66     bEndDragChangesGeoAndAttributes=FALSE;
  67     bMouseIsUp=FALSE;
  68     Clear(TRUE);
  69     aActionRect=Rectangle();
  70 }
  71
  72 void SdrDragStat::Reset(const Point& rPnt)
  73 {
  74     Reset();
  75     Start()=rPnt;
  76     aPos0=rPnt;
  77     aRealPos0=rPnt;
  78     RealNow()=rPnt;
  79 }
  80
  81 void SdrDragStat::NextMove(const Point& rPnt)
  82 {
  83     aRealPos0=GetRealNow();
  84     aPos0=GetNow();
  85     RealNow()=rPnt;
  86     Point aBla=KorregPos(GetRealNow(),GetPrev());
  87     Now()=aBla;
  88 }
  89
  90 void SdrDragStat::NextPoint(FASTBOOL bSaveReal)
  91 {
  92     Point aPnt(GetNow());
  93     if (bSaveReal) aPnt=aRealNow;
  94     aPnts.Insert(new Point(KorregPos(GetRealNow(),aPnt)),CONTAINER_APPEND);
  95     Prev()=aPnt;
  96 }
  97
  98 void SdrDragStat::PrevPoint()
  99 {
 100     if (aPnts.Count()>=2) { // einer muss immer da bleiben
 101         Point* pPnt=(Point*)(aPnts.GetObject(aPnts.Count()-2));
 102         aPnts.Remove(aPnts.Count()-2);
 103         delete pPnt;
 104         Now()=KorregPos(GetRealNow(),GetPrev());
 105     }
 106 }
 107
 108 Point SdrDragStat::KorregPos(const Point& rNow, const Point& /*rPrev*/) const
 109 {
 110     Point aRet(rNow);
 111     return aRet;
 112 }
 113
 114 FASTBOOL SdrDragStat::CheckMinMoved(const Point& rPnt)
 115 {
 116     if (!bMinMoved) {
 117         long dx=rPnt.X()-GetPrev().X(); if (dx<0) dx=-dx;
 118         long dy=rPnt.Y()-GetPrev().Y(); if (dy<0) dy=-dy;
 119         if (dx>=long(nMinMov) || dy>=long(nMinMov))
 120             bMinMoved=TRUE;
 121     }
 122     return bMinMoved;
 123 }
 124
 125 Fraction SdrDragStat::GetXFact() const
 126 {
 127     long nMul=GetNow().X()-aRef1.X();
 128     long nDiv=GetPrev().X()-aRef1.X();
 129     if (nDiv==0) nDiv=1;
 130     if (bHorFixed) { nMul=1; nDiv=1; }
 131     return Fraction(nMul,nDiv);
 132 }
 133
 134 Fraction SdrDragStat::GetYFact() const
 135 {
 136     long nMul=GetNow().Y()-aRef1.Y();
 137     long nDiv=GetPrev().Y()-aRef1.Y();
 138     if (nDiv==0) nDiv=1;
 139     if (bVerFixed) { nMul=1; nDiv=1; }
 140     return Fraction(nMul,nDiv);
 141 }
 142
 143 void SdrDragStat::TakeCreateRect(Rectangle& rRect) const
 144 {
 145     rRect=Rectangle(GetStart(),GetNow());
 146     if (GetPointAnz()>=2) {
 147         Point aBtmRgt(GetPoint(1));
 148         rRect.Right()=aBtmRgt.X();
 149         rRect.Bottom()=aBtmRgt.Y();
 150     }
 151     if (pView!=NULL && pView->IsCreate1stPointAsCenter()) {
 152         rRect.Top()+=rRect.Top()-rRect.Bottom();
 153         rRect.Left()+=rRect.Left()-rRect.Right();
 154     }
 155 }
 156