diff options
Diffstat (limited to 'svx/source/svdraw/svdglue.cxx')
| -rw-r--r-- | svx/source/svdraw/svdglue.cxx | 450 |
1 files changed, 450 insertions, 0 deletions
diff --git a/svx/source/svdraw/svdglue.cxx b/svx/source/svdraw/svdglue.cxx new file mode 100644 index 000000000000..634d7060e735 --- /dev/null +++ b/svx/source/svdraw/svdglue.cxx @@ -0,0 +1,450 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_svx.hxx" +#include <tools/debug.hxx> + +#include <svx/svdglue.hxx> +#include <svx/svdobj.hxx> +#include <svx/svdtrans.hxx> + +//////////////////////////////////////////////////////////////////////////////////////////////////// + +void SdrGluePoint::SetReallyAbsolute(FASTBOOL bOn, const SdrObject& rObj) +{ + if ( bReallyAbsolute != bOn ) + { + if ( bOn ) + { + aPos=GetAbsolutePos(rObj); + bReallyAbsolute=bOn; + } + else + { + bReallyAbsolute=bOn; + Point aPt(aPos); + SetAbsolutePos(aPt,rObj); + } + } +} + +Point SdrGluePoint::GetAbsolutePos(const SdrObject& rObj) const +{ + if (bReallyAbsolute) return aPos; + Rectangle aSnap(rObj.GetSnapRect()); + Rectangle aBound(rObj.GetSnapRect()); + Point aPt(aPos); + + Point aOfs(aSnap.Center()); + switch (GetHorzAlign()) { + case SDRHORZALIGN_LEFT : aOfs.X()=aSnap.Left(); break; + case SDRHORZALIGN_RIGHT : aOfs.X()=aSnap.Right(); break; + } + switch (GetVertAlign()) { + case SDRVERTALIGN_TOP : aOfs.Y()=aSnap.Top(); break; + case SDRVERTALIGN_BOTTOM: aOfs.Y()=aSnap.Bottom(); break; + } + if (!bNoPercent) { + long nXMul=aSnap.Right()-aSnap.Left(); + long nYMul=aSnap.Bottom()-aSnap.Top(); + long nXDiv=10000; + long nYDiv=10000; + if (nXMul!=nXDiv) { + aPt.X()*=nXMul; + aPt.X()/=nXDiv; + } + if (nYMul!=nYDiv) { + aPt.Y()*=nYMul; + aPt.Y()/=nYDiv; + } + } + aPt+=aOfs; + // Und nun auf's BoundRect des Objekts begrenzen + if (aPt.X()<aBound.Left ()) aPt.X()=aBound.Left (); + if (aPt.X()>aBound.Right ()) aPt.X()=aBound.Right (); + if (aPt.Y()<aBound.Top ()) aPt.Y()=aBound.Top (); + if (aPt.Y()>aBound.Bottom()) aPt.Y()=aBound.Bottom(); + return aPt; +} + +void SdrGluePoint::SetAbsolutePos(const Point& rNewPos, const SdrObject& rObj) +{ + if (bReallyAbsolute) { + aPos=rNewPos; + return; + } + Rectangle aSnap(rObj.GetSnapRect()); + Point aPt(rNewPos); + + Point aOfs(aSnap.Center()); + switch (GetHorzAlign()) { + case SDRHORZALIGN_LEFT : aOfs.X()=aSnap.Left(); break; + case SDRHORZALIGN_RIGHT : aOfs.X()=aSnap.Right(); break; + } + switch (GetVertAlign()) { + case SDRVERTALIGN_TOP : aOfs.Y()=aSnap.Top(); break; + case SDRVERTALIGN_BOTTOM: aOfs.Y()=aSnap.Bottom(); break; + } + aPt-=aOfs; + if (!bNoPercent) { + long nXMul=aSnap.Right()-aSnap.Left(); + long nYMul=aSnap.Bottom()-aSnap.Top(); + if (nXMul==0) nXMul=1; + if (nYMul==0) nYMul=1; + long nXDiv=10000; + long nYDiv=10000; + if (nXMul!=nXDiv) { + aPt.X()*=nXDiv; + aPt.X()/=nXMul; + } + if (nYMul!=nYDiv) { + aPt.Y()*=nYDiv; + aPt.Y()/=nYMul; + } + } + aPos=aPt; +} + +long SdrGluePoint::GetAlignAngle() const +{ + switch (nAlign) { + case SDRHORZALIGN_CENTER|SDRVERTALIGN_CENTER: return 0; // Invalid! + case SDRHORZALIGN_RIGHT |SDRVERTALIGN_CENTER: return 0; + case SDRHORZALIGN_RIGHT |SDRVERTALIGN_TOP : return 4500; + case SDRHORZALIGN_CENTER|SDRVERTALIGN_TOP : return 9000; + case SDRHORZALIGN_LEFT |SDRVERTALIGN_TOP : return 13500; + case SDRHORZALIGN_LEFT |SDRVERTALIGN_CENTER: return 18000; + case SDRHORZALIGN_LEFT |SDRVERTALIGN_BOTTOM: return 22500; + case SDRHORZALIGN_CENTER|SDRVERTALIGN_BOTTOM: return 27000; + case SDRHORZALIGN_RIGHT |SDRVERTALIGN_BOTTOM: return 31500; + } // switch + return 0; +} + +void SdrGluePoint::SetAlignAngle(long nWink) +{ + nWink=NormAngle360(nWink); + if (nWink>=33750 || nWink<2250) nAlign=SDRHORZALIGN_RIGHT |SDRVERTALIGN_CENTER; + else if (nWink< 6750) nAlign=SDRHORZALIGN_RIGHT |SDRVERTALIGN_TOP ; + else if (nWink<11250) nAlign=SDRHORZALIGN_CENTER|SDRVERTALIGN_TOP ; + else if (nWink<15750) nAlign=SDRHORZALIGN_LEFT |SDRVERTALIGN_TOP ; + else if (nWink<20250) nAlign=SDRHORZALIGN_LEFT |SDRVERTALIGN_CENTER; + else if (nWink<24750) nAlign=SDRHORZALIGN_LEFT |SDRVERTALIGN_BOTTOM; + else if (nWink<29250) nAlign=SDRHORZALIGN_CENTER|SDRVERTALIGN_BOTTOM; + else if (nWink<33750) nAlign=SDRHORZALIGN_RIGHT |SDRVERTALIGN_BOTTOM; +} + +long SdrGluePoint::EscDirToAngle(USHORT nEsc) const +{ + switch (nEsc) { + case SDRESC_RIGHT : return 0; + case SDRESC_TOP : return 9000; + case SDRESC_LEFT : return 18000; + case SDRESC_BOTTOM: return 27000; + } // switch + return 0; +} + +USHORT SdrGluePoint::EscAngleToDir(long nWink) const +{ + nWink=NormAngle360(nWink); + if (nWink>=31500 || nWink<4500) return SDRESC_RIGHT; + if (nWink<13500) return SDRESC_TOP; + if (nWink<22500) return SDRESC_LEFT; + if (nWink<31500) return SDRESC_BOTTOM; + return 0; +} + +void SdrGluePoint::Rotate(const Point& rRef, long nWink, double sn, double cs, const SdrObject* pObj) +{ + Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos()); + RotatePoint(aPt,rRef,sn,cs); + // Bezugskante drehen + if(nAlign != (SDRHORZALIGN_CENTER|SDRVERTALIGN_CENTER)) + { + SetAlignAngle(GetAlignAngle()+nWink); + } + // Austrittsrichtungen drehen + USHORT nEscDir0=nEscDir; + USHORT nEscDir1=0; + if ((nEscDir0&SDRESC_LEFT )!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_LEFT )+nWink); + if ((nEscDir0&SDRESC_TOP )!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_TOP )+nWink); + if ((nEscDir0&SDRESC_RIGHT )!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_RIGHT )+nWink); + if ((nEscDir0&SDRESC_BOTTOM)!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_BOTTOM)+nWink); + nEscDir=nEscDir1; + if (pObj!=NULL) SetAbsolutePos(aPt,*pObj); else SetPos(aPt); +} + +void SdrGluePoint::Mirror(const Point& rRef1, const Point& rRef2, const SdrObject* pObj) +{ + Point aPt(rRef2); aPt-=rRef1; + long nWink=GetAngle(aPt); + Mirror(rRef1,rRef2,nWink,pObj); +} + +void SdrGluePoint::Mirror(const Point& rRef1, const Point& rRef2, long nWink, const SdrObject* pObj) +{ + Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos()); + MirrorPoint(aPt,rRef1,rRef2); + // Bezugskante spiegeln + if(nAlign != (SDRHORZALIGN_CENTER|SDRVERTALIGN_CENTER)) + { + long nAW=GetAlignAngle(); + nAW+=2*(nWink-nAW); + SetAlignAngle(nAW); + } + // Austrittsrichtungen spiegeln + USHORT nEscDir0=nEscDir; + USHORT nEscDir1=0; + if ((nEscDir0&SDRESC_LEFT)!=0) { + long nEW=EscDirToAngle(SDRESC_LEFT); + nEW+=2*(nWink-nEW); + nEscDir1|=EscAngleToDir(nEW); + } + if ((nEscDir0&SDRESC_TOP)!=0) { + long nEW=EscDirToAngle(SDRESC_TOP); + nEW+=2*(nWink-nEW); + nEscDir1|=EscAngleToDir(nEW); + } + if ((nEscDir0&SDRESC_RIGHT)!=0) { + long nEW=EscDirToAngle(SDRESC_RIGHT); + nEW+=2*(nWink-nEW); + nEscDir1|=EscAngleToDir(nEW); + } + if ((nEscDir0&SDRESC_BOTTOM)!=0) { + long nEW=EscDirToAngle(SDRESC_BOTTOM); + nEW+=2*(nWink-nEW); + nEscDir1|=EscAngleToDir(nEW); + } + nEscDir=nEscDir1; + if (pObj!=NULL) SetAbsolutePos(aPt,*pObj); else SetPos(aPt); +} + +void SdrGluePoint::Shear(const Point& rRef, long /*nWink*/, double tn, FASTBOOL bVShear, const SdrObject* pObj) +{ + Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos()); + ShearPoint(aPt,rRef,tn,bVShear); + if (pObj!=NULL) SetAbsolutePos(aPt,*pObj); else SetPos(aPt); +} + +void SdrGluePoint::Draw(OutputDevice& rOut, const SdrObject* pObj) const +{ + Color aBackPenColor(COL_WHITE); + Color aForePenColor(COL_LIGHTBLUE); + + bool bMapMerk=rOut.IsMapModeEnabled(); + Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos()); + aPt=rOut.LogicToPixel(aPt); + rOut.EnableMapMode(FALSE); + long x=aPt.X(),y=aPt.Y(); // Groesse erstmal fest auf 7 Pixel + + rOut.SetLineColor( aBackPenColor ); + rOut.DrawLine(Point(x-2,y-3),Point(x+3,y+2)); + rOut.DrawLine(Point(x-3,y-2),Point(x+2,y+3)); + rOut.DrawLine(Point(x-3,y+2),Point(x+2,y-3)); + rOut.DrawLine(Point(x-2,y+3),Point(x+3,y-2)); + + if (bNoPercent) + { + switch (GetHorzAlign()) + { + case SDRHORZALIGN_LEFT : rOut.DrawLine(Point(x-3,y-1),Point(x-3,y+1)); break; + case SDRHORZALIGN_RIGHT : rOut.DrawLine(Point(x+3,y-1),Point(x+3,y+1)); break; + } + + switch (GetVertAlign()) + { + case SDRVERTALIGN_TOP : rOut.DrawLine(Point(x-1,y-3),Point(x+1,y-3)); break; + case SDRVERTALIGN_BOTTOM: rOut.DrawLine(Point(x-1,y+3),Point(x+1,y+3)); break; + } + } + + rOut.SetLineColor( aForePenColor ); + rOut.DrawLine(Point(x-2,y-2),Point(x+2,y+2)); + rOut.DrawLine(Point(x-2,y+2),Point(x+2,y-2)); + rOut.EnableMapMode(bMapMerk); +} + +void SdrGluePoint::Invalidate(Window& rWin, const SdrObject* pObj) const +{ + bool bMapMerk=rWin.IsMapModeEnabled(); + Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos()); + aPt=rWin.LogicToPixel(aPt); + rWin.EnableMapMode(FALSE); + long x=aPt.X(),y=aPt.Y(); // Groesse erstmal fest auf 7 Pixel + + // #111096# + // do not erase background, that causes flicker (!) + rWin.Invalidate(Rectangle(Point(x-3,y-3),Point(x+3,y+3)), INVALIDATE_NOERASE); + + rWin.EnableMapMode(bMapMerk); +} + +FASTBOOL SdrGluePoint::IsHit(const Point& rPnt, const OutputDevice& rOut, const SdrObject* pObj) const +{ + Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos()); + Size aSiz=rOut.PixelToLogic(Size(3,3)); + Rectangle aRect(aPt.X()-aSiz.Width(),aPt.Y()-aSiz.Height(),aPt.X()+aSiz.Width(),aPt.Y()+aSiz.Height()); + return aRect.IsInside(rPnt); +} + +//////////////////////////////////////////////////////////////////////////////////////////////////// + +void SdrGluePointList::Clear() +{ + USHORT nAnz=GetCount(); + for (USHORT i=0; i<nAnz; i++) { + delete GetObject(i); + } + aList.Clear(); +} + +void SdrGluePointList::operator=(const SdrGluePointList& rSrcList) +{ + if (GetCount()!=0) Clear(); + USHORT nAnz=rSrcList.GetCount(); + for (USHORT i=0; i<nAnz; i++) { + Insert(rSrcList[i]); + } +} + +// Die Id's der Klebepunkte in der Liste sind stets streng monoton steigend! +// Ggf. wird dem neuen Klebepunkt eine neue Id zugewiesen (wenn diese bereits +// vergeben ist). Die Id 0 ist reserviert. +USHORT SdrGluePointList::Insert(const SdrGluePoint& rGP) +{ + SdrGluePoint* pGP=new SdrGluePoint(rGP); + USHORT nId=pGP->GetId(); + USHORT nAnz=GetCount(); + USHORT nInsPos=nAnz; + USHORT nLastId=nAnz!=0 ? GetObject(nAnz-1)->GetId() : 0; + DBG_ASSERT(nLastId>=nAnz,"SdrGluePointList::Insert(): nLastId<nAnz"); + FASTBOOL bHole=nLastId>nAnz; + if (nId<=nLastId) { + if (!bHole || nId==0) { + nId=nLastId+1; + } else { + FASTBOOL bBrk=FALSE; + for (USHORT nNum=0; nNum<nAnz && !bBrk; nNum++) { + const SdrGluePoint* pGP2=GetObject(nNum); + USHORT nTmpId=pGP2->GetId(); + if (nTmpId==nId) { + nId=nLastId+1; // bereits vorhanden + bBrk=TRUE; + } + if (nTmpId>nId) { + nInsPos=nNum; // Hier einfuegen (einsortieren) + bBrk=TRUE; + } + } + } + pGP->SetId(nId); + } + aList.Insert(pGP,nInsPos); + return nInsPos; +} + +void SdrGluePointList::Invalidate(Window& rWin, const SdrObject* pObj) const +{ + USHORT nAnz=GetCount(); + for (USHORT nNum=0; nNum<nAnz; nNum++) { + GetObject(nNum)->Invalidate(rWin,pObj); + } +} + +USHORT SdrGluePointList::FindGluePoint(USHORT nId) const +{ + // Hier noch einen optimaleren Suchalgorithmus implementieren. + // Die Liste sollte stets sortiert sein!!!! + USHORT nAnz=GetCount(); + USHORT nRet=SDRGLUEPOINT_NOTFOUND; + for (USHORT nNum=0; nNum<nAnz && nRet==SDRGLUEPOINT_NOTFOUND; nNum++) { + const SdrGluePoint* pGP=GetObject(nNum); + if (pGP->GetId()==nId) nRet=nNum; + } + return nRet; +} + +USHORT SdrGluePointList::HitTest(const Point& rPnt, const OutputDevice& rOut, const SdrObject* pObj, FASTBOOL bBack, FASTBOOL bNext, USHORT nId0) const +{ + USHORT nAnz=GetCount(); + USHORT nRet=SDRGLUEPOINT_NOTFOUND; + USHORT nNum=bBack ? 0 : nAnz; + while ((bBack ? nNum<nAnz : nNum>0) && nRet==SDRGLUEPOINT_NOTFOUND) { + if (!bBack) nNum--; + const SdrGluePoint* pGP=GetObject(nNum); + if (bNext) { + if (pGP->GetId()==nId0) bNext=FALSE; + } else { + if (pGP->IsHit(rPnt,rOut,pObj)) nRet=nNum; + } + if (bBack) nNum++; + } + return nRet; +} + +void SdrGluePointList::SetReallyAbsolute(FASTBOOL bOn, const SdrObject& rObj) +{ + USHORT nAnz=GetCount(); + for (USHORT nNum=0; nNum<nAnz; nNum++) { + GetObject(nNum)->SetReallyAbsolute(bOn,rObj); + } +} + +void SdrGluePointList::Rotate(const Point& rRef, long nWink, double sn, double cs, const SdrObject* pObj) +{ + USHORT nAnz=GetCount(); + for (USHORT nNum=0; nNum<nAnz; nNum++) { + GetObject(nNum)->Rotate(rRef,nWink,sn,cs,pObj); + } +} + +void SdrGluePointList::Mirror(const Point& rRef1, const Point& rRef2, const SdrObject* pObj) +{ + Point aPt(rRef2); aPt-=rRef1; + long nWink=GetAngle(aPt); + Mirror(rRef1,rRef2,nWink,pObj); +} + +void SdrGluePointList::Mirror(const Point& rRef1, const Point& rRef2, long nWink, const SdrObject* pObj) +{ + USHORT nAnz=GetCount(); + for (USHORT nNum=0; nNum<nAnz; nNum++) { + GetObject(nNum)->Mirror(rRef1,rRef2,nWink,pObj); + } +} + +void SdrGluePointList::Shear(const Point& rRef, long nWink, double tn, FASTBOOL bVShear, const SdrObject* pObj) +{ + USHORT nAnz=GetCount(); + for (USHORT nNum=0; nNum<nAnz; nNum++) { + GetObject(nNum)->Shear(rRef,nWink,tn,bVShear,pObj); + } +} + +// eof |