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 "OSMDocument.h"
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23 | #include "Configuration.h"
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24 | #include "Node.h"
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25 | #include "Way.h"
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26 | #include "math_functions.h"
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27 |
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28 | |
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29 | namespace osm
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30 | {
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31 |
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32 | OSMDocument::OSMDocument( Configuration& config ) : m_rConfig( config ) |
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33 | { |
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34 | }
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35 |
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36 | OSMDocument::~OSMDocument()
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37 | {
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38 | ez_mapdelete( m_Nodes );
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39 | ez_vectordelete( m_Ways );
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40 | ez_vectordelete( m_SplittedWays );
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41 | }
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42 | void OSMDocument::AddNode( Node* n )
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43 | {
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44 | m_Nodes[n->id] = n;
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45 | }
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46 |
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47 | void OSMDocument::AddWay( Way* w )
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48 | {
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49 | m_Ways.push_back( w );
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50 | }
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51 |
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52 | Node* OSMDocument::FindNode( long long nodeRefId )
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53 | const
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54 | {
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55 | std::map<long long, Node*>::const_iterator it = m_Nodes.find( nodeRefId );
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56 | return (it!=m_Nodes.end() ) ? it->second : 0;
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57 | }
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58 |
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59 | void OSMDocument::SplitWays()
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60 | {
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61 |
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62 | std::vector<Way*>::const_iterator it(m_Ways.begin());
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63 | std::vector<Way*>::const_iterator last(m_Ways.end());
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64 |
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65 | //splitted ways get a new ID
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66 | long long id=0;
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67 |
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68 | while(it!=last)
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69 | {
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70 | Way* currentWay = *it++;
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71 |
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72 | std::vector<Node*>::const_iterator it_node( currentWay->m_NodeRefs.begin());
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73 | std::vector<Node*>::const_iterator last_node( currentWay->m_NodeRefs.end());
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74 |
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75 | Node* backNode = currentWay->m_NodeRefs.back();
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76 |
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77 |
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78 |
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79 | while(it_node!=last_node)
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80 | {
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81 |
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82 | Node* node = *it_node++;
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83 | Node* secondNode=0;
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84 | Node* lastNode=0;
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85 |
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86 | Way* splitted_way = new Way( ++id, currentWay->visible );
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87 | splitted_way->name=currentWay->name;
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88 | splitted_way->type=currentWay->type;
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89 | splitted_way->clss=currentWay->clss;
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90 | splitted_way->oneway=currentWay->oneway;
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91 |
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92 | //GeometryFromText('MULTILINESTRING(('||x1||' '||y1||','||x2||' '||y2||'))',4326);
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93 |
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94 | splitted_way->geom="MULTILINESTRING(("+ boost::lexical_cast<std::string>(node->lon) + " " + boost::lexical_cast<std::string>(node->lat) +",";
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95 |
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96 | splitted_way->AddNodeRef(node);
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97 |
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98 | bool found=false;
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99 |
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100 | if(it_node!=last_node)
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101 | {
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102 | while(it_node!=last_node && !found)
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103 | {
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104 | splitted_way->AddNodeRef(*it_node);
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105 | if((*it_node)->numsOfUse>1)
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106 | {
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107 | found=true;
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108 | secondNode = *it_node;
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109 | splitted_way->AddNodeRef(secondNode);
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110 | double length = getLength(node,secondNode);
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111 | if(length<0)
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112 | length*=-1;
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113 | splitted_way->length+=length;
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114 | splitted_way->geom+= boost::lexical_cast<std::string>(secondNode->lon) + " " + boost::lexical_cast<std::string>(secondNode->lat) + "))";
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115 |
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116 | }
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117 | else if(backNode==(*it_node))
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118 | {
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119 | lastNode=*it_node++;
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120 | splitted_way->AddNodeRef(lastNode);
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121 | double length = getLength(node,lastNode);
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122 | if(length<0)
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123 | length*=-1;
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124 | splitted_way->length+=length;
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125 | splitted_way->geom+= boost::lexical_cast<std::string>(lastNode->lon) + " " + boost::lexical_cast<std::string>(lastNode->lat) + "))";
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126 | }
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127 | else
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128 | {
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129 | splitted_way->geom+= boost::lexical_cast<std::string>((*it_node)->lon) + " " + boost::lexical_cast<std::string>((*it_node)->lat) + ",";
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130 | *it_node++;
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131 | }
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132 | }
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133 | }
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134 |
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135 | if(splitted_way->m_NodeRefs.front()!=splitted_way->m_NodeRefs.back())
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136 | m_SplittedWays.push_back(splitted_way);
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137 | else
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138 | {
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139 | delete splitted_way;
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140 | splitted_way=0;
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141 | }
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142 |
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143 | }
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144 |
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145 | }
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146 |
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147 | } // end SplitWays
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148 |
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149 | } // end namespace osm
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