142 lines
3.6 KiB
C++
142 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <svx/svdview.hxx>
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#include <svx/svddrag.hxx>
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void SdrDragStat::Clear(bool bLeaveOne)
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{
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while (!aPnts.empty()) {
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delete aPnts.back();
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aPnts.pop_back();
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}
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delete pUser;
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pUser=NULL;
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aPnts.clear();
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if (bLeaveOne) {
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aPnts.push_back(new Point);
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}
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}
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void SdrDragStat::Reset()
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{
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pView=NULL;
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pPageView=NULL;
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bShown=false;
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nMinMov=1;
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bMinMoved=false;
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bHorFixed=false;
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bVerFixed=false;
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bWantNoSnap=false;
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pHdl=NULL;
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bOrtho4=false;
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bOrtho8=false;
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pDragMethod=NULL;
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bEndDragChangesAttributes=false;
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bEndDragChangesGeoAndAttributes=false;
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bMouseIsUp=false;
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Clear(true);
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aActionRect=Rectangle();
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}
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void SdrDragStat::Reset(const Point& rPnt)
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{
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Reset();
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Start()=rPnt;
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aPos0=rPnt;
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RealNow()=rPnt;
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}
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void SdrDragStat::NextMove(const Point& rPnt)
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{
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aPos0=GetNow();
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RealNow()=rPnt;
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Point aBla=KorregPos(GetRealNow(),GetPrev());
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Now()=aBla;
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}
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void SdrDragStat::NextPoint(bool bSaveReal)
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{
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Point aPnt(GetNow());
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if (bSaveReal) aPnt=aRealNow;
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aPnts.push_back(new Point(KorregPos(GetRealNow(),aPnt)));
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Prev()=aPnt;
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}
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void SdrDragStat::PrevPoint()
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{
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if (aPnts.size()>=2) { // one has to remain at all times
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Point* pPnt=aPnts[aPnts.size()-2];
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aPnts.erase(aPnts.begin()+aPnts.size()-2);
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delete pPnt;
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Now()=KorregPos(GetRealNow(),GetPrev());
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}
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}
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Point SdrDragStat::KorregPos(const Point& rNow, const Point& /*rPrev*/)
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{
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Point aRet(rNow);
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return aRet;
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}
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bool SdrDragStat::CheckMinMoved(const Point& rPnt)
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{
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if (!bMinMoved) {
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long dx=rPnt.X()-GetPrev().X(); if (dx<0) dx=-dx;
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long dy=rPnt.Y()-GetPrev().Y(); if (dy<0) dy=-dy;
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if (dx>=long(nMinMov) || dy>=long(nMinMov))
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bMinMoved=true;
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}
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return bMinMoved;
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}
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Fraction SdrDragStat::GetXFact() const
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{
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long nMul=GetNow().X()-aRef1.X();
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long nDiv=GetPrev().X()-aRef1.X();
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if (nDiv==0) nDiv=1;
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if (bHorFixed) { nMul=1; nDiv=1; }
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return Fraction(nMul,nDiv);
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}
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Fraction SdrDragStat::GetYFact() const
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{
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long nMul=GetNow().Y()-aRef1.Y();
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long nDiv=GetPrev().Y()-aRef1.Y();
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if (nDiv==0) nDiv=1;
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if (bVerFixed) { nMul=1; nDiv=1; }
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return Fraction(nMul,nDiv);
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}
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void SdrDragStat::TakeCreateRect(Rectangle& rRect) const
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{
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rRect=Rectangle(GetStart(),GetNow());
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if (GetPointAnz()>=2) {
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Point aBtmRgt(GetPoint(1));
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rRect.Right()=aBtmRgt.X();
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rRect.Bottom()=aBtmRgt.Y();
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}
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if (pView!=NULL && pView->IsCreate1stPointAsCenter()) {
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rRect.Top()+=rRect.Top()-rRect.Bottom();
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rRect.Left()+=rRect.Left()-rRect.Right();
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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