X-Git-Url: http://git.polytechnique.org/?a=blobdiff_plain;f=htdocs%2Fjavascript%2Fmaps.js;h=f6aa9f6750519993cfe311b5437abcc1d105f770;hb=b271177d4412bfb5d1474f7d2d1ef0990e65addd;hp=96cf94e8bdc60761bd3476362be3db92d36a03be;hpb=45dcbe4d0b623e195055d82543e3815d8b5419a4;p=platal.git

diff --git a/htdocs/javascript/maps.js b/htdocs/javascript/maps.js
index 96cf94e..f6aa9f6 100644
--- a/htdocs/javascript/maps.js
+++ b/htdocs/javascript/maps.js
@@ -19,16 +19,157 @@
  ***************************************************************************/
 
 // http://code.google.com/apis/maps/documentation/javascript/
+// http://code.google.com/p/google-maps-utility-library-v3/wiki/Libraries
 
-function map_initialize(latitude, longitude)
+function map_initialize()
 {
-    var latlng = new google.maps.LatLng(latitude, longitude);
     var myOptions = {
         zoom: 1,
-        center: latlng,
+        center: new google.maps.LatLng(0, 0),
         mapTypeId: google.maps.MapTypeId.ROADMAP
     };
     var map = new google.maps.Map($('#map_canvas').get(0), myOptions);
+
+    $.xget(window.location.href, {ajax: true}, function(json_data) {
+        var data = jQuery.parseJSON(json_data);
+        var dots = data.data;
+        var count = dots.length;
+        var info_window = new google.maps.InfoWindow({});
+        var parameters = ", '_blank', 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=840,height=600'";
+        var markers = [];
+
+        for (var i = 0; i < count; ++i) {
+            var latLng = new google.maps.LatLng(dots[i].latitude, dots[i].longitude);
+            var color = promos_to_color(dots[i].promo);
+
+            if (dots[i].hrpid.search(',') > -1) {
+                var hrpids = dots[i].hrpid.split(',');
+                var names = dots[i].name.split(',');
+                var link_array = new Array();
+
+                for (var j = 0; j < hrpids.length; ++j) {
+                    link_array[j] = '<a href="profile/' + hrpids[j] + '" onclick="window.open(this.href' + parameters + '); return false;">' + names[j] + '</a>';
+                }
+                var link = link_array.join('<br />');
+            } else {
+                var link = '<a href="profile/' + dots[i].hrpid + '" onclick="window.open(this.href' + parameters + '); return false;">' + dots[i].name + '</a>';
+            }
+
+            var marker = new google.maps.Marker({
+                'position': latLng,
+                'map': map,
+                'title': dots[i].name
+            });
+            marker.bindTo('icon', new ColoredIcon(color));
+            marker.set('color', color);
+            marker.set('html', link);
+            google.maps.event.addListener(marker, 'click', function() {
+                info_window.setContent(this.html);
+                info_window.open(map, this);
+            });
+            markers.push(marker);
+        }
+        var mc = new MarkerClusterer(map, markers, {'averageCenter': true});
+    });
+}
+
+function ColoredIcon(color)
+{
+    this.set('starcolor', null);
+    this.set('color', color);
+    this.set('icon', 'http://chart.apis.google.com/chart?chst=d_map_pin_letter&chld=|' + color);
+}
+
+ColoredIcon.prototype = new google.maps.MVCObject();
+
+var colors = new Array();
+colors['red'] = 'ff0000';
+colors['yellow'] = 'ffff00';
+colors['blue'] = '0000ff';
+colors['green'] = '00ff00';
+colors['gray'] = '606060';
+
+function promos_to_color(promos)
+{
+    var promos_array = promos.split(',');
+    var length = promos_array.length;
+
+    if (length == 1) {
+        return colors[promo_to_color(promos)];
+    }
+
+    var color_array = new Array();
+    for (var i = 0; i < length; ++i) {
+        color_array[i] = promo_to_color(promos_array[i]);
+    }
+
+    return color_average(color_array);
+}
+
+function promo_to_color(promo)
+{
+    var main_education = promo.charAt(0);
+
+    switch (main_education)
+    {
+      case 'X':
+        var year_promo = promo.substr(1);
+        if ((year_promo % 2) == 0) {
+            return 'red';
+        } else {
+            return 'yellow';
+        }
+      case 'M':
+        return 'green';
+      case 'D':
+        return 'blue';
+      default:
+        return 'gray';
+    }
+}
+
+function color_average(color_array)
+{
+    var length = color_array.length;
+    var rbg = new Array(0, 0, 0);
+
+    for (var i = 0; i < length; ++i) {
+        switch (color_array[i])
+        {
+          case 'red':
+            rbg[0] += 1;
+            break;
+          case 'yellow':
+            rbg[0] += 1;
+            rbg[1] += 1;
+            break;
+          case 'blue':
+            rbg[1] += 1;
+            break;
+          case 'green':
+            rbg[2] += 1;
+            break;
+          case 'gray':
+            rbg[0] += 0.5;
+            rbg[1] += 0.5;
+            rbg[2] += 0.5;
+            break;
+          default:
+            break;
+        }
+    }
+
+    var color_code = '';
+    for (var i = 0; i < 3; ++i) {
+        var color = Math.floor(rbg[i] / length * 255);
+        var hexa = color.toString(16);
+        if (hexa.length == 1) {
+            hexa += '0';
+        }
+        color_code += hexa;
+    }
+
+    return color_code;
 }
 
 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: