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Diffstat (limited to 'svx/source/svdraw/svddrag.cxx')
-rw-r--r-- | svx/source/svdraw/svddrag.cxx | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/svx/source/svdraw/svddrag.cxx b/svx/source/svdraw/svddrag.cxx new file mode 100644 index 000000000000..c64891bdf5d0 --- /dev/null +++ b/svx/source/svdraw/svddrag.cxx @@ -0,0 +1,155 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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 <svx/svdview.hxx> +#include <svx/svddrag.hxx> + +void SdrDragStat::Clear(bool bLeaveOne) +{ + void* pP=aPnts.First(); + while (pP!=NULL) { + delete (Point*)pP; + pP=aPnts.Next(); + } + if (pUser!=NULL) delete pUser; + pUser=NULL; + aPnts.Clear(); + if (bLeaveOne) { + aPnts.Insert(new Point,CONTAINER_APPEND); + } +} + +void SdrDragStat::Reset() +{ + pView=NULL; + pPageView=NULL; + bShown=FALSE; + nMinMov=1; + bMinMoved=FALSE; + bHorFixed=FALSE; + bVerFixed=FALSE; + bWantNoSnap=FALSE; + pHdl=NULL; + bOrtho4=FALSE; + bOrtho8=FALSE; + pDragMethod=NULL; + bEndDragChangesAttributes=FALSE; + bEndDragChangesGeoAndAttributes=FALSE; + bMouseIsUp=FALSE; + Clear(TRUE); + aActionRect=Rectangle(); +} + +void SdrDragStat::Reset(const Point& rPnt) +{ + Reset(); + Start()=rPnt; + aPos0=rPnt; + aRealPos0=rPnt; + RealNow()=rPnt; +} + +void SdrDragStat::NextMove(const Point& rPnt) +{ + aRealPos0=GetRealNow(); + aPos0=GetNow(); + RealNow()=rPnt; + Point aBla=KorregPos(GetRealNow(),GetPrev()); + Now()=aBla; +} + +void SdrDragStat::NextPoint(bool bSaveReal) +{ + Point aPnt(GetNow()); + if (bSaveReal) aPnt=aRealNow; + aPnts.Insert(new Point(KorregPos(GetRealNow(),aPnt)),CONTAINER_APPEND); + Prev()=aPnt; +} + +void SdrDragStat::PrevPoint() +{ + if (aPnts.Count()>=2) { // einer muss immer da bleiben + Point* pPnt=(Point*)(aPnts.GetObject(aPnts.Count()-2)); + aPnts.Remove(aPnts.Count()-2); + delete pPnt; + Now()=KorregPos(GetRealNow(),GetPrev()); + } +} + +Point SdrDragStat::KorregPos(const Point& rNow, const Point& /*rPrev*/) const +{ + Point aRet(rNow); + return aRet; +} + +bool SdrDragStat::CheckMinMoved(const Point& rPnt) +{ + if (!bMinMoved) { + long dx=rPnt.X()-GetPrev().X(); if (dx<0) dx=-dx; + long dy=rPnt.Y()-GetPrev().Y(); if (dy<0) dy=-dy; + if (dx>=long(nMinMov) || dy>=long(nMinMov)) + bMinMoved=TRUE; + } + return bMinMoved; +} + +Fraction SdrDragStat::GetXFact() const +{ + long nMul=GetNow().X()-aRef1.X(); + long nDiv=GetPrev().X()-aRef1.X(); + if (nDiv==0) nDiv=1; + if (bHorFixed) { nMul=1; nDiv=1; } + return Fraction(nMul,nDiv); +} + +Fraction SdrDragStat::GetYFact() const +{ + long nMul=GetNow().Y()-aRef1.Y(); + long nDiv=GetPrev().Y()-aRef1.Y(); + if (nDiv==0) nDiv=1; + if (bVerFixed) { nMul=1; nDiv=1; } + return Fraction(nMul,nDiv); +} + +void SdrDragStat::TakeCreateRect(Rectangle& rRect) const +{ + rRect=Rectangle(GetStart(),GetNow()); + if (GetPointAnz()>=2) { + Point aBtmRgt(GetPoint(1)); + rRect.Right()=aBtmRgt.X(); + rRect.Bottom()=aBtmRgt.Y(); + } + if (pView!=NULL && pView->IsCreate1stPointAsCenter()) { + rRect.Top()+=rRect.Top()-rRect.Bottom(); + rRect.Left()+=rRect.Left()-rRect.Right(); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |