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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: svddrag.cxx,v $
* $Revision: 1.6 $
*
* 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(FASTBOOL 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(FASTBOOL 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;
}
FASTBOOL 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();
}
}
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