kabc Library API Documentation

geo.cpp

00001 /*
00002     This file is part of libkabc.
00003     Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public License
00016     along with this library; see the file COPYING.LIB.  If not, write to
00017     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00018     Boston, MA 02111-1307, USA.
00019 */
00020 
00021 #include <qdatastream.h>
00022 
00023 #include "geo.h"
00024 
00025 using namespace KABC;
00026 
00027 Geo::Geo() :
00028   mLatitude( 0 ), mLongitude( 0 ), mValidLat( false ), mValidLong( false )
00029 {
00030 }
00031 
00032 Geo::Geo( float latitude, float longitude ) :
00033   mLatitude( latitude ), mLongitude( longitude ),
00034   mValidLat( true ), mValidLong( true )
00035 {
00036 }
00037 
00038 void Geo::setLatitude( float latitude )
00039 {
00040   mLatitude = latitude;
00041   mValidLat = true;
00042 }
00043 
00044 float Geo::latitude() const
00045 {
00046   return mLatitude;
00047 }
00048 
00049 void Geo::setLongitude( float longitude)
00050 {
00051   mLongitude = longitude;
00052   mValidLong = true;
00053 }
00054 
00055 float Geo::longitude() const
00056 {
00057   return mLongitude;
00058 }
00059 
00060 bool Geo::isValid() const
00061 {
00062   return mValidLat && mValidLong;
00063 }
00064 
00065 bool Geo::operator==( const Geo &g ) const
00066 {
00067   if ( !g.isValid() && !isValid() ) return true;
00068   if ( !g.isValid() || !isValid() ) return false;
00069   if ( g.mLatitude == mLatitude && g.mLongitude == mLongitude ) return true;
00070   return false;
00071 }
00072 
00073 bool Geo::operator!=( const Geo &g ) const
00074 {
00075   if ( !g.isValid() && !isValid() ) return false;
00076   if ( !g.isValid() || !isValid() ) return true;
00077   if ( g.mLatitude == mLatitude && g.mLongitude == mLongitude ) return false;
00078   return true;
00079 }
00080 
00081 QString Geo::asString() const
00082 {
00083   return "(" + QString::number(mLatitude) + "," + QString::number(mLongitude) + ")";
00084 }
00085 
00086 QDataStream &KABC::operator<<( QDataStream &s, const Geo &geo )
00087 {
00088     return s << (float)geo.mLatitude << (float)geo.mLongitude;
00089 }
00090 
00091 QDataStream &KABC::operator>>( QDataStream &s, Geo &geo )
00092 {
00093     s >> geo.mLatitude >> geo.mLongitude;
00094 
00095     geo.mValidLat = true;
00096     geo.mValidLong = true;
00097 
00098     return s;
00099 }
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This file is part of the documentation for kdelibs Version 3.1.4.
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