| 1 | /***************************************************************************
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| 2 | * Copyright (C) 2008 by Daniel Wendt *
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| 3 | * gentoo.murray@gmail.com *
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| 4 | * *
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| 5 | * This program is free software; you can redistribute it and/or modify *
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| 6 | * it under the terms of the GNU General Public License as published by *
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| 7 | * the Free Software Foundation; either version 2 of the License, or *
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| 8 | * (at your option) any later version. *
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| 9 | * *
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| 10 | * This program is distributed in the hope that it will be useful, *
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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| 13 | * GNU General Public License for more details. *
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| 14 | * *
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| 15 | * You should have received a copy of the GNU General Public License *
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| 16 | * along with this program; if not, write to the *
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| 17 | * Free Software Foundation, Inc., *
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| 18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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| 19 | ***************************************************************************/
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| 20 |
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| 21 | #include "stdafx.h"
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| 22 | #include "OSMDocumentParserCallback.h"
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| 23 | #include "OSMDocument.h"
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| 24 | #include "Way.h"
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| 25 | #include "Node.h"
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| 26 |
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| 27 | // define here, which streetstype you want to parse
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| 28 | // for applying this filter, compile with "DISTRICT" as flag (g++ -DRESTRICT)
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| 29 | //#define _FILTER if(m_pActWay->highway == "motorway" || m_pActWay->highway == "primary" || m_pActWay->highway == "secondary")
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| 30 |
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| 31 | namespace osm
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| 32 | {
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| 33 |
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| 34 |
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| 35 | /**
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| 36 | Parser callback for OSMDocument files
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| 37 | */
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| 38 | void OSMDocumentParserCallback::StartElement( const char *name, const char** atts )
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| 39 | {
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| 40 | if( strcmp(name,"nd") == 0 )
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| 41 | {
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| 42 | if( m_pActWay && atts != NULL )
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| 43 | {
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| 44 | const char* name = *atts++;
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| 45 | const char* value = *atts++;
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| 46 | if( strcmp(name,"ref")==0 )
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| 47 | {
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| 48 | long long nodeRefId = atol( value );
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| 49 | m_pActWay->AddNodeRef( m_rDocument.FindNode( nodeRefId ) ); |
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| 50 | Node * node = m_rDocument.FindNode( nodeRefId ); |
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| 51 | if(node != 0 ){ |
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| 52 | node->numsOfUse+=1; |
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| 53 | }else { |
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| 54 | std::cout << "Reference nd=" << nodeRefId << " has no corresponding Node Entry (Maybe Node entry after Reference?)" << std::endl; |
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| 55 | } |
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| 56 | }
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| 57 | }
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| 58 | }
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| 59 | else if( strcmp(name,"node") == 0 )
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| 60 | {
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| 61 | if (atts != NULL)
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| 62 | {
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| 63 | long long id=-1;
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| 64 | double lat=-1;
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| 65 | double lon=-1;
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| 66 | const char** attribut = (const char**)atts;
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| 67 | while( *attribut != NULL )
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| 68 | {
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| 69 | const char* name = *attribut++;
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| 70 | const char* value = *attribut++;
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| 71 | if( strcmp( name, "id" ) == 0 )
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| 72 | {
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| 73 | id = atol( value);
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| 74 | }
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| 75 | else if( strcmp( name, "lat" ) == 0 )
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| 76 | {
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| 77 | lat = atof( value );
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| 78 | }
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| 79 | else if( strcmp( name, "lon" ) == 0 )
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| 80 | {
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| 81 | lon = atof( value );
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| 82 | }
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| 83 | }
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| 84 | if( id>0 ) m_rDocument.AddNode( new Node( id, lat, lon ) );
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| 85 | }
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| 86 | }
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| 87 | else if( strcmp(name,"tag") == 0 )
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| 88 | {
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| 89 | // <tag k="name" v="Pfänderweg"/>
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| 90 | if (atts != NULL)
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| 91 | {
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| 92 | std::string k;
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| 93 | std::string v;
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| 94 | const char** attribut = (const char**)atts;
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| 95 | while( *attribut != NULL )
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| 96 | {
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| 97 | const char* name = *attribut++;
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| 98 | const char* value = *attribut++;
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| 99 | if( strcmp( name, "k" ) == 0 )
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| 100 | {
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| 101 | k = value;
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| 102 | }
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| 103 | else if( strcmp( name, "v" ) == 0 )
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| 104 | {
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| 105 | v = value;
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| 106 | }
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| 107 | }
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| 108 | if( !k.empty() )
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| 109 | {
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| 110 | if( m_pActWay && k.compare("name")==0 )
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| 111 | {
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| 112 | m_pActWay->name = v;
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| 113 | }
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| 114 | else if( m_pActWay && k.compare("oneway")==0 )
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| 115 | {
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| 116 | m_pActWay->oneway = true; |
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| 117 | std::cout<<"Edge "<<m_pActWay->id<<" is oneway"<<std::endl; |
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| 118 | |
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| 119 | }
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| 120 | //else if( m_pActWay && k.compare("highway")==0 )
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| 121 | else if( m_pActWay && m_rDocument.m_rConfig.m_Types.count(k) )
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| 122 | {
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| 123 | m_pActWay->type = k;
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| 124 | m_pActWay->clss = v;
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| 125 | }
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| 126 | }
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| 127 | }
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| 128 | }
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| 129 | else if( strcmp(name,"way") == 0 )
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| 130 | {
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| 131 | if (atts != NULL)
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| 132 | {
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| 133 | long long id=-1;
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| 134 | bool visibility = false;
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| 135 | const char** attribut = (const char**)atts;
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| 136 | while( *attribut != NULL )
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| 137 | {
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| 138 | const char* name = *attribut++;
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| 139 | const char* value = *attribut++;
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| 140 | if( strcmp( name, "id" ) == 0 )
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| 141 | {
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| 142 | id = atol( value);
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| 143 | }
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| 144 | else if( strcmp( name, "visible" ) == 0 )
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| 145 | {
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| 146 | visibility = strcmp(value,"true")==0;
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| 147 | }
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| 148 | }
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| 149 | if( id>0 )
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| 150 | {
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| 151 | m_pActWay = new Way( id, visibility );
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| 152 |
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| 153 | }
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| 154 | }
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| 155 | }
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| 156 | else if( strcmp(name,"osm") == 0 )
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| 157 | {
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| 158 | }
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| 159 | }
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| 160 |
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| 161 |
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| 162 |
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| 163 | void OSMDocumentParserCallback::EndElement( const char* name )
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| 164 | {
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| 165 | if( strcmp(name,"way") == 0 )
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| 166 | {
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| 167 | //#ifdef RESTRICT
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| 168 | //_FILTER
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| 169 | |
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| 170 | if( m_rDocument.m_rConfig.m_Types.count(m_pActWay->type) && m_rDocument.m_rConfig.m_Types[m_pActWay->type]->m_Classes.count(m_pActWay->clss) ) |
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| 171 | {
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| 172 | //#endif
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| 173 | std::cout<<"We need a way of type "<<m_pActWay->type<<" and class "<< m_pActWay->clss<<std::endl; |
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| 174 |
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| 175 | m_rDocument.AddWay( m_pActWay );
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| 176 | |
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| 177 | //#ifdef RESTRICT
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| 178 | }
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| 179 | else
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| 180 | {
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| 181 | std::cout<<"We DON'T need a way of type "<<m_pActWay->type<<" and class "<< m_pActWay->clss<<std::endl; |
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| 182 | delete m_pActWay;
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| 183 | }
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| 184 | //#endif
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| 185 |
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| 186 | m_pActWay = 0;
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| 187 | }
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| 188 | }
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| 189 |
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| 190 | }; // end namespace osm
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