| 1 | /*************************************************************************** |
| 2 | * Copyright (C) 2003-2011 Polytechnique.org * |
| 3 | * http://opensource.polytechnique.org/ * |
| 4 | * * |
| 5 | * This program is free software; you can redistribute it and/or modify * |
| 6 | * it under the terms of the GNU General Public License as published by * |
| 7 | * the Free Software Foundation; either version 2 of the License, or * |
| 8 | * (at your option) any later version. * |
| 9 | * * |
| 10 | * This program is distributed in the hope that it will be useful, * |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 13 | * GNU General Public License for more details. * |
| 14 | * * |
| 15 | * You should have received a copy of the GNU General Public License * |
| 16 | * along with this program; if not, write to the Free Software * |
| 17 | * Foundation, Inc., * |
| 18 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
| 19 | ***************************************************************************/ |
| 20 | |
| 21 | // http://code.google.com/apis/maps/documentation/javascript/ |
| 22 | // http://code.google.com/p/google-maps-utility-library-v3/wiki/Libraries |
| 23 | |
| 24 | function map_initialize() |
| 25 | { |
| 26 | var myOptions = { |
| 27 | zoom: 1, |
| 28 | center: new google.maps.LatLng(0, 0), |
| 29 | mapTypeId: google.maps.MapTypeId.ROADMAP |
| 30 | }; |
| 31 | var map = new google.maps.Map($('#map_canvas').get(0), myOptions); |
| 32 | |
| 33 | $.xget(window.location.href, {ajax: true}, function(json_data) { |
| 34 | var data = jQuery.parseJSON(json_data); |
| 35 | var dots = data.data; |
| 36 | var count = dots.length; |
| 37 | var info_window = new google.maps.InfoWindow({}); |
| 38 | var parameters = ", '_blank', 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=840,height=600'"; |
| 39 | var markers = []; |
| 40 | |
| 41 | for (var i = 0; i < count; ++i) { |
| 42 | var latLng = new google.maps.LatLng(dots[i].latitude, dots[i].longitude); |
| 43 | var color = promos_to_color(dots[i].promo); |
| 44 | |
| 45 | if (dots[i].hrpid.search(',') > -1) { |
| 46 | var hrpids = dots[i].hrpid.split(','); |
| 47 | var names = dots[i].name.split(','); |
| 48 | var link_array = new Array(); |
| 49 | |
| 50 | for (var j = 0; j < hrpids.length; ++j) { |
| 51 | link_array[j] = '<a href="profile/' + hrpids[j] + '" onclick="window.open(this.href' + parameters + '); return false;">' + names[j] + '</a>'; |
| 52 | } |
| 53 | var link = link_array.join('<br />'); |
| 54 | } else { |
| 55 | var link = '<a href="profile/' + dots[i].hrpid + '" onclick="window.open(this.href' + parameters + '); return false;">' + dots[i].name + '</a>'; |
| 56 | } |
| 57 | |
| 58 | var marker = new google.maps.Marker({ |
| 59 | 'position': latLng, |
| 60 | 'map': map, |
| 61 | 'title': dots[i].name |
| 62 | }); |
| 63 | marker.bindTo('icon', new ColoredIcon(color)); |
| 64 | marker.set('color', color); |
| 65 | marker.set('html', link); |
| 66 | google.maps.event.addListener(marker, 'click', function() { |
| 67 | info_window.setContent(this.html); |
| 68 | info_window.open(map, this); |
| 69 | }); |
| 70 | markers.push(marker); |
| 71 | } |
| 72 | var mc = new MarkerClusterer(map, markers, {'averageCenter': true}); |
| 73 | }); |
| 74 | } |
| 75 | |
| 76 | function ColoredIcon(color) |
| 77 | { |
| 78 | this.set('starcolor', null); |
| 79 | this.set('color', color); |
| 80 | this.set('icon', 'http://chart.apis.google.com/chart?chst=d_map_pin_letter&chld=|' + color); |
| 81 | } |
| 82 | |
| 83 | ColoredIcon.prototype = new google.maps.MVCObject(); |
| 84 | |
| 85 | var colors = new Array(); |
| 86 | colors['red'] = 'ff0000'; |
| 87 | colors['yellow'] = 'ffff00'; |
| 88 | colors['blue'] = '0000ff'; |
| 89 | colors['green'] = '00ff00'; |
| 90 | colors['gray'] = '606060'; |
| 91 | |
| 92 | function promos_to_color(promos) |
| 93 | { |
| 94 | var promos_array = promos.split(','); |
| 95 | var length = promos_array.length; |
| 96 | |
| 97 | if (length == 1) { |
| 98 | return colors[promo_to_color(promos)]; |
| 99 | } |
| 100 | |
| 101 | var color_array = new Array(); |
| 102 | for (var i = 0; i < length; ++i) { |
| 103 | color_array[i] = promo_to_color(promos_array[i]); |
| 104 | } |
| 105 | |
| 106 | return color_average(color_array); |
| 107 | } |
| 108 | |
| 109 | function promo_to_color(promo) |
| 110 | { |
| 111 | var main_education = promo.charAt(0); |
| 112 | |
| 113 | switch (main_education) |
| 114 | { |
| 115 | case 'X': |
| 116 | var year_promo = promo.substr(1); |
| 117 | if ((year_promo % 2) == 0) { |
| 118 | return 'red'; |
| 119 | } else { |
| 120 | return 'yellow'; |
| 121 | } |
| 122 | case 'M': |
| 123 | return 'green'; |
| 124 | case 'D': |
| 125 | return 'blue'; |
| 126 | default: |
| 127 | return 'gray'; |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | function color_average(color_array) |
| 132 | { |
| 133 | var length = color_array.length; |
| 134 | var rbg = new Array(0, 0, 0); |
| 135 | |
| 136 | for (var i = 0; i < length; ++i) { |
| 137 | switch (color_array[i]) |
| 138 | { |
| 139 | case 'red': |
| 140 | rbg[0] += 1; |
| 141 | break; |
| 142 | case 'yellow': |
| 143 | rbg[0] += 1; |
| 144 | rbg[1] += 1; |
| 145 | break; |
| 146 | case 'blue': |
| 147 | rbg[1] += 1; |
| 148 | break; |
| 149 | case 'green': |
| 150 | rbg[2] += 1; |
| 151 | break; |
| 152 | case 'gray': |
| 153 | rbg[0] += 0.5; |
| 154 | rbg[1] += 0.5; |
| 155 | rbg[2] += 0.5; |
| 156 | break; |
| 157 | default: |
| 158 | break; |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | var color_code = ''; |
| 163 | for (var i = 0; i < 3; ++i) { |
| 164 | var color = Math.floor(rbg[i] / length * 255); |
| 165 | var hexa = color.toString(16); |
| 166 | if (hexa.length == 1) { |
| 167 | hexa += '0'; |
| 168 | } |
| 169 | color_code += hexa; |
| 170 | } |
| 171 | |
| 172 | return color_code; |
| 173 | } |
| 174 | |
| 175 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |