C++ GeoDataDocument::size方法代码示例

void RouteSimulationPositionProviderPlugin::initialize()
{
    m_currentIndex = -1;

    m_lineString.clear();

    GeoDataDocument* document = const_cast<MarbleModel *>( marbleModel() )->routingManager()->alternativeRoutesModel()->currentRoute();
    if ( document && document->size() > 0 ) {
        foreach( const GeoDataPlacemark *placemark, document->placemarkList() ) {
            GeoDataGeometry* geometry = placemark->geometry();
            GeoDataLineString* lineString = dynamic_cast<GeoDataLineString*>( geometry );
            if ( lineString ) {
                m_lineString << *lineString;
            }
        }
    }

//.........这里部分代码省略.........
                mDebug() << "multipoint " << placemark->name();
                break;
            }

            case SHPT_ARC: {
                if ( shape->nParts != 1 ) {
                    GeoDataMultiGeometry *geom = new GeoDataMultiGeometry;
                    for( int j=0; j<shape->nParts; ++j ) {
                        GeoDataLineString *line = new GeoDataLineString;
                        int itEnd = (j + 1 < shape->nParts) ? shape->panPartStart[j+1] : shape->nVertices;
                        for( int k=shape->panPartStart[j]; k<itEnd; ++k ) {
                            line->append( GeoDataCoordinates(
                                          shape->padfX[k], shape->padfY[k],
                                          0, GeoDataCoordinates::Degree ) );
                        }
                        geom->append( line );
                    }
                    placemark->setGeometry( geom );
                    mDebug() << "arc " << placemark->name() << " " << shape->nParts;

                } else {
                    GeoDataLineString *line = new GeoDataLineString;
                    for( int j=0; j<shape->nVertices; ++j ) {
                        line->append( GeoDataCoordinates(
                                      shape->padfX[j], shape->padfY[j],
                                      0, GeoDataCoordinates::Degree ) );
                    }
                    placemark->setGeometry( line );
                    mDebug() << "arc " << placemark->name() << " " << shape->nParts;
                }
                break;
            }

            case SHPT_POLYGON: {
                if ( shape->nParts != 1 ) {
                    bool isRingClockwise = false;
                    GeoDataMultiGeometry *multigeom = new GeoDataMultiGeometry;
                    GeoDataPolygon *poly = 0;
                    int polygonCount = 0;
                    for( int j=0; j<shape->nParts; ++j ) {
                        GeoDataLinearRing ring;
                        int itStart = shape->panPartStart[j];
                        int itEnd = (j + 1 < shape->nParts) ? shape->panPartStart[j+1] : shape->nVertices;
                        for( int k = itStart; k<itEnd; ++k ) {
                            ring.append( GeoDataCoordinates(
                                         shape->padfX[k], shape->padfY[k],
                                         0, GeoDataCoordinates::Degree ) );
                        }
                        isRingClockwise = ring.isClockwise();
                        if ( j == 0 || isRingClockwise ) {
                            poly = new GeoDataPolygon;
                            ++polygonCount;
                            poly->setOuterBoundary( ring );
                            if ( polygonCount > 1 ) {
                                multigeom->append( poly );
                            }
                        }
                        else {
                            poly->appendInnerBoundary( ring );
                        }
                    }
                    if ( polygonCount > 1 ) {
                        placemark->setGeometry( multigeom );
                    }
                    else {
                        placemark->setGeometry( poly );
                        delete multigeom;
                        multigeom = 0;
                    }
                    mDebug() << "donut " << placemark->name() << " " << shape->nParts;

                } else {
                    GeoDataPolygon *poly = new GeoDataPolygon;
                    GeoDataLinearRing ring;
                    for( int j=0; j<shape->nVertices; ++j ) {
                        ring.append( GeoDataCoordinates(
                                         shape->padfX[j], shape->padfY[j],
                                         0, GeoDataCoordinates::Degree ) );
                    }
                    poly->setOuterBoundary( ring );
                    placemark->setGeometry( poly );
                    mDebug() << "poly " << placemark->name() << " " << shape->nParts;
                }
                break;
            }
        }
    }

    SHPClose( handle );

    DBFClose( dbfhandle );

    if ( document->size() ) {
        document->setFileName( fileName );
        return document;
    } else {
        delete document;
        return nullptr;
    }
}

void TestGeoData::parentingTest()
{
    GeoDataDocument *document = new GeoDataDocument;
    GeoDataFolder *folder = new GeoDataFolder;

    /// simple parenting test
    GeoDataPlacemark *placemark = new GeoDataPlacemark;
    placemark->setParent(document);
    QCOMPARE(placemark->parent(), document);

    /// simple append and child count test
    document->append(placemark);

    /// appending folder to document before feeding folder
    document->append(folder);
    QCOMPARE(document->size(), 2);

    GeoDataPlacemark *placemark2 = new GeoDataPlacemark;
    folder->append(placemark2);
    QCOMPARE(folder->size(), 1);


    /// retrieve child and check it matches placemark
    GeoDataPlacemark *placemarkPtr;
    QCOMPARE(document->child(0)->nodeType(), placemark->nodeType());
    placemarkPtr = static_cast<GeoDataPlacemark*>(document->child(0));
    QCOMPARE(placemarkPtr, placemark);

    /// check retrieved placemark matches intented child
    int position = document->childPosition(placemarkPtr);
    QCOMPARE(position, 0);

    /// retrieve child two and check it matches folder
    GeoDataFolder *folderPtr;
    QCOMPARE(document->child(1)->nodeType(), folder->nodeType());
    folderPtr = static_cast<GeoDataFolder*>(document->child(1));
    QCOMPARE(folderPtr, folder);

    /// check retrieved folder matches intended child
    position = document->childPosition(folderPtr);
    QCOMPARE(position, 1);

    /// retrieve child three and check it matches placemark
    QCOMPARE(folderPtr->size(), 1);
    placemarkPtr = static_cast<GeoDataPlacemark*>(folderPtr->child(0));
    QCOMPARE(placemarkPtr->nodeType(), placemark2->nodeType());
    QCOMPARE(placemarkPtr, placemark2);


    /// check retrieved placemark matches intended child
    QCOMPARE(folderPtr->childPosition(placemarkPtr), 0);

    /// Set a style
    GeoDataIconStyle iconStyle;
    iconStyle.setIconPath( "myicon.png" );
    GeoDataStyle* style = new GeoDataStyle;
    style->setStyleId( "mystyle" );
    style->setIconStyle( iconStyle );
    GeoDataObject* noParent = 0;
    QCOMPARE( style->parent(), noParent );
    QCOMPARE( iconStyle.parent(), noParent );
    document->setStyle( style );
    QCOMPARE( style->parent(), document ); // Parent should be assigned now
    QCOMPARE( style->iconStyle().parent(), style );
    QCOMPARE( iconStyle.parent(), noParent ); // setIconStyle copies
    QCOMPARE( placemark->style()->parent(), noParent );
    placemark->setStyle( style );
    QCOMPARE( placemark->style()->parent(), placemark ); // Parent should be assigned now

    /// Set a style map
    GeoDataStyleMap* styleMap = new GeoDataStyleMap;
    styleMap->setStyleId( "mystylemap" );
    styleMap->insert( "normal", "#mystyle" );
    styleMap->insert( "highlight", "#mystyle" );
    document->addStyle( *style );
    document->setStyleMap( styleMap );
    QCOMPARE( placemark2->style()->parent(), noParent );
    placemark2->setStyleUrl( "#mystyle" );
    QCOMPARE( placemark2->style()->parent(), document ); // Parent is document, not placemark2
    QCOMPARE( iconStyle.iconPath(), QString( "myicon.png" ) );
    QCOMPARE( placemark2->style()->iconStyle().iconPath(), QString( "myicon.png" ) );
}

void RoutingManagerPrivate::loadRoute(const QString &filename)
{
    QFile file( filename );
    if ( !file.open( QIODevice::ReadOnly ) ) {
        mDebug() << "Can not read route from " << file.fileName();
        return;
    }

    GeoDataParser parser( GeoData_KML );
    if ( !parser.read( &file ) ) {
        mDebug() << "Could not parse file: " << parser.errorString();
        return;
    }

    GeoDocument *doc = parser.releaseDocument();
    file.close();
    bool loaded = false;

    GeoDataDocument* container = dynamic_cast<GeoDataDocument*>( doc );
    if ( container && container->size() > 0 ) {
        GeoDataFolder* viaPoints = dynamic_cast<GeoDataFolder*>( &container->first() );
        if ( viaPoints ) {
            loaded = true;
            QVector<GeoDataPlacemark*> placemarks = viaPoints->placemarkList();
            for( int i=0; i<placemarks.size(); ++i ) {
                if ( i < m_routeRequest.size() ) {
                    m_routeRequest[i] = *placemarks[i];
                } else {
                    m_routeRequest.append( *placemarks[i] );
                }
            }

            // clear unneeded via points
            const int viaPoints_needed = placemarks.size();
            for ( int i = m_routeRequest.size(); i > viaPoints_needed; --i ) {
                m_routeRequest.remove( viaPoints_needed );
            }
        } else {
            mDebug() << "Expected a GeoDataDocument with at least one child, didn't get one though";
        }
    }

    if ( container && container->size() == 2 ) {
        GeoDataDocument* route = dynamic_cast<GeoDataDocument*>(&container->last());
        if ( route ) {
            loaded = true;
            m_alternativeRoutesModel.clear();
            m_alternativeRoutesModel.addRoute( route, AlternativeRoutesModel::Instant );
            m_alternativeRoutesModel.setCurrentRoute( 0 );
            m_state = RoutingManager::Retrieved;
            emit q->stateChanged( m_state );
            emit q->routeRetrieved( route );
        } else {
            mDebug() << "Expected a GeoDataDocument child, didn't get one though";
        }
    }

    if ( !loaded ) {
        mDebug() << "File " << filename << " is not a valid Marble route .kml file";
        if ( container ) {
            m_treeModel->addDocument( container );
        }
    }
}