GeoDataGeometry.cpp

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//
// This file is part of the Marble Virtual Globe.
//
// This program is free software licensed under the GNU LGPL. You can
// find a copy of this license in LICENSE.txt in the top directory of
// the source code.
//
// Copyright 2008      Torsten Rahn <rahn@kde.org>
// Copyright 2008-2009      Patrick Spendrin <ps_ml@gmx.de>
// Copyright 2008      Inge Wallin <inge@lysator.liu.se>
//


#include "GeoDataGeometry.h"
#include "GeoDataGeometry_p.h"

#include "GeoDataPoint.h"
#include "GeoDataPolygon.h"
#include "GeoDataLineString.h"
#include "GeoDataMultiGeometry.h"

#include "MarbleDebug.h"


namespace Marble
{

GeoDataGeometry::GeoDataGeometry()
    : d( new GeoDataGeometryPrivate() )
{
    d->ref.ref();
}

GeoDataGeometry::GeoDataGeometry( const GeoDataGeometry& other )
    : GeoDataObject(),
      d( other.d )
{
    d->ref.ref();
}

GeoDataGeometry::GeoDataGeometry( GeoDataGeometryPrivate* priv )
    : GeoDataObject(),
      d( priv )
{
    d->ref.ref();
}

GeoDataGeometry::~GeoDataGeometry()
{
    if (!d->ref.deref())
        delete d;
}

void  GeoDataGeometry::detach()
{
#if QT_VERSION < 0x050000
    if(d->ref == 1)
#else
    if(d->ref.load() == 1)
#endif
        return;

     GeoDataGeometryPrivate* new_d = d->copy();

    if (!d->ref.deref())
        delete d;

    d = new_d;
    d->ref.ref();
}

GeoDataGeometryPrivate* GeoDataGeometry::p() const
{
    return static_cast<GeoDataGeometryPrivate*>(d);
}

const char* GeoDataGeometry::nodeType() const
{
    return p()->nodeType();
}

EnumGeometryId GeoDataGeometry::geometryId() const
{
    return p()->geometryId();
}

GeoDataGeometry& GeoDataGeometry::operator=( const GeoDataGeometry& other )
{
    GeoDataObject::operator=( other );

    if (!d->ref.deref())
        delete d;

    d = other.d;
    d->ref.ref();
    
    return *this;
}

bool GeoDataGeometry::extrude() const
{
    return d->m_extrude;
}

void GeoDataGeometry::setExtrude( bool extrude )
{
    detach();
    d->m_extrude = extrude;
}

AltitudeMode GeoDataGeometry::altitudeMode() const
{
    return d->m_altitudeMode;
}

void GeoDataGeometry::setAltitudeMode( const AltitudeMode altitudeMode )
{
    detach();
    d->m_altitudeMode = altitudeMode;
}

const GeoDataLatLonAltBox& GeoDataGeometry::latLonAltBox() const
{
    return d->m_latLonAltBox;
}

void GeoDataGeometry::pack( QDataStream& stream ) const
{
    GeoDataObject::pack( stream );

    stream << d->m_extrude;
    stream << d->m_altitudeMode;
}

void GeoDataGeometry::unpack( QDataStream& stream )
{
    detach();
    GeoDataObject::unpack( stream );

    int am;
    stream >> d->m_extrude;
    stream >> am;
    d->m_altitudeMode = (AltitudeMode) am;
}

}