* - infowindow is not properly reopened when the maps does not have the focus
*/
-googlemap_debug=true;
+// events that happen in the once-per-view range
+googlemap_debug=false;
+// more on a on-per-record basis
googlemap_debug_detailed=false;
(function($){
var GoogleMap = Plugin.extend({
init: function(options, element) {
- if (googlemap_debug) messages.debug("GoogleMap.init");
this._super(options, element);
/* Member variables */
// query status
this.received_all = false;
this.received_set = false;
- this.in_set_buffer = [];
+ this.in_set_backlog = [];
- // key -> { marker, checked }
- this.map_markers = {}
+ // we keep a couple of global hashes
+ // lat_lon --> { marker, <ul> }
+ // hrn --> { <li>, <input> }
+ this.by_lat_lon = {};
+ this.by_hrn = {};
- /* XXX Events XXX */
+ /* XXX Events */
this.elmt().on('show', this, this.on_show);
// TODO in destructor
// $(window).unbind('Hazelnut');
var query = manifold.query_store.find_analyzed_query(this.options.query_uuid);
- this.method = query.object;
+ this.object = query.object;
- var keys = manifold.metadata.get_key(this.method);
+ var keys = manifold.metadata.get_key(this.object);
+ //
this.key = (keys && keys.length == 1) ? keys[0] : null;
- /* Setup query and record handlers */
+ //// Setup query and record handlers
+ // this query is the one about the slice itself
+ // event related to this query will trigger callbacks like on_new_record
this.listen_query(options.query_uuid);
+ // this one is the complete list of resources
+ // and will be bound to callbacks like on_all_new_record
this.listen_query(options.query_all_uuid, 'all');
/* GUI setup and event binding */
/* PLUGIN EVENTS */
on_show: function(e) {
- if (googlemap_debug) messages.debug("on_show");
- var self = e.data;
- google.maps.event.trigger(self.map, 'resize');
+ if (googlemap_debug) messages.debug("googlemap.on_show");
+ var googlemap = e.data;
+ google.maps.event.trigger(googlemap.map, 'resize');
}, // on_show
/* GUI EVENTS */
/* GUI MANIPULATION */
- /**
- */
initialize_map: function() {
- if (googlemap_debug) messages.debug("initialize_map");
this.markerCluster = null;
- this.coords = new Array();
- var myLatlng = new google.maps.LatLng(this.options.latitude, this.options.longitude);
+ var center = new google.maps.LatLng(this.options.latitude, this.options.longitude);
var myOptions = {
zoom: this.options.zoom,
- center: myLatlng,
+ center: center,
mapTypeId: google.maps.MapTypeId.ROADMAP,
}
- var domid = this.options.plugin_uuid + manifold.separator + 'map';
- var el = document.getElementById(domid);
- if (googlemap_debug) messages.debug("gmap.initialize_map based on domid=" + domid + " el=" + el);
- this.map = new google.maps.Map(el, myOptions);
+ var domid = this.options.plugin_uuid + '--' + 'googlemap';
+ var elmt = document.getElementById(domid);
+ if (googlemap_debug) messages.debug("gmap.initialize_map based on domid=" + domid + " elmt=" + elmt);
+ this.map = new google.maps.Map(elmt, myOptions);
this.infowindow = new google.maps.InfoWindow();
}, // initialize_map
- set_checkbox: function(record, checked) {
- if (googlemap_debug_detailed) messages.debug ("set_checkbox");
- /* Default: checked = true */
- if (typeof checked === 'undefined')
- checked = true;
-
+ // xxx probably not the right place
+ // The function accepts both records and their key
+ record_hrn : function (record) {
var key_value;
- /* The function accepts both records and their key */
switch (manifold.get_type(record)) {
case TYPE_VALUE:
- key_value = record;
+ key_value = record;
break;
case TYPE_RECORD:
- /* XXX Test the key before ? */
+ if ( ! this.key in record ) return;
key_value = record[this.key];
break;
default:
throw "Not implemented";
break;
}
-
- // we cannot directly edit html, since nothing but marker is displayed
- //var checkbox_id = this.id('checkbox', this.id_from_key(this.key, key_value));
- //checkbox_id = '#' + checkbox_id.replace(/\./g, '\\.');
- //$(checkbox_id, this.table.fnGetNodes()).attr('checked', checked);
-
- var dict_info = this.map_markers[unfold.escape_id(key_value).replace(/\\/g, '')];
-
-
- // Update the marker content
- dict_info.in_set = checked;
- dict_info.marker.content = this.get_marker_content(dict_info.record, checked);
-
- // Thierry - this code seems to cause the googlemap area to go all grayed out
- // once all the quesries have come back
- // BEG turning off temporarily
- // // Update opened infowindow
- // // XXX Factor this code
- // this.infowindow.close();
- // this.infowindow.open(this.map, dict_info.marker);
- // this.infowindow.setContent(dict_info.marker.content);
- // this.elts('map-button').unbind('click').click(this, this._button_click);
- // END turning off temporarily
- //var button = this.checkbox(record, checked);
- //this.elmt('checkbox', this.id_from_record(method, record)).html(button);
- },
-
- checkbox: function(record, checked) {
- if (googlemap_debug_detailed) messages.debug ("checkbox");
- if (typeof checked === 'undefined')
- checked = false;
-
- var method = manifold.query_store.find_analyzed_query(this.options.query_uuid).object;
- var action = checked ? 'checked' : 'del';
- var ctx = {
- action_class : checked ? 'ui-icon-circle-minus' : 'ui-icon-circle-plus',
- action_message: checked ? 'Remove from slice' : 'Add to slice',
- };
- var button = this.load_template('template', ctx);
-
- var id_record = this.id_from_record(method, record);
- if (!id_record)
- return 'ERROR';
- var id = this.id('checkbox', this.id_from_record(method, record));
- return "<div id='" + id + "'>" + button + "</div>";
- },
-
- get_marker_content: function(record, checked) {
- if (googlemap_debug_detailed) messages.debug ("get_marker_content");
- return '<p><b>' + this.method + '</b>: ' + get_value(record['resource_hrn']) + '<br/><b>network</b>: ' + get_value(record['network'])+'</p>' + this.checkbox(record, checked);
- },
-
- /**
- */
+ // XXX BACKSLASHES original code was reading like this
+ //return this.escape_id(key_value).replace(/\\/g, '');
+ // however this sequence removes backslashes from hrn's and as a result
+ // resources_selected was getting all mixed up
+ // hazelnut does publish hrn's with backslashes and that seems like the thing to do
+ return key_value;
+ },
+
+ // return { marker: gmap_marker, ul : <ul DOM> }
+ create_marker_struct: function (object,lat,lon) {
+ // the DOM fragment
+ var dom = $("<p>").addClass("geo").append(object+"(s)");
+ var ul = $("<ul>").addClass("geo");
+ dom.append(ul);
+ // add a gmap marker to the mix
+ var marker = new google.maps.Marker({
+ position: new google.maps.LatLng(lat, lon),
+ title: object,
+ // gmap can deal with a DOM element but not a jquery object
+ content: dom.get(0),
+ });
+ return {marker:marker, ul:ul};
+ },
+
+ // add an entry in the marker <ul> tag for that record
+ // returns { checkbox : <input DOM> }
+ create_record_checkbox: function (record,ul,checked) {
+ var checkbox = $("<input>", {type:'checkbox', checked:checked, class:'geo'});
+ var hrn=this.record_hrn(record);
+ ul.append($("<li>").addClass("geo").append(checkbox).
+ append($("<span>").addClass("geo").append(hrn)));
+ var googlemap=this;
+ // the callback for when a user clicks
+ // NOTE: this will *not* be called for changes done by program
+ checkbox.change( function (e) {
+ if (googlemap_debug) messages.debug("googlemap click handler checked= " + this.checked + " hrn=" + hrn);
+ manifold.raise_event (googlemap.options.query_uuid,
+ this.checked ? SET_ADD : SET_REMOVED, hrn);
+ });
+ return checkbox;
+ },
+
+ // retrieve DOM checkbox and make sure it is checked/unchecked
+ set_checkbox: function(record, checked) {
+ var hrn=this.record_hrn (record);
+ if (! hrn) { messages.warning ("googlemap.set_checkbox: record has no hrn"); return; }
+ var checkbox_s = this.by_hrn [ hrn ];
+ if (! checkbox_s ) { messages.warning ("googlemap.set_checkbox: could not spot checkbox for hrn "+hrn); return; }
+ checkbox_s.checkbox.prop('checked',checked);
+ }, // set_checkbox
+
+ // this record is *in* the slice
new_record: function(record) {
if (googlemap_debug_detailed) messages.debug ("new_record");
+ if (!(record['latitude'])) return false;
+
// get the coordinates
var latitude=get_value(record['latitude']);
var longitude=get_value(record['longitude']);
- var hash = latitude + longitude;
-
- // check to see if we've seen this hash before
- if(this.coords[hash] == null) {
- // get coordinate object
- var myLatlng = new google.maps.LatLng(latitude, longitude);
- // store an indicator that we've seen this point before
- this.coords[hash] = 1;
- } else {
- // add some randomness to this point 1500 = 100 meters, 15000 = 10 meters
- var lat = latitude + (Math.random() -.5) / 1500;
- var lng = longitude + (Math.random() -.5) / 1500;
-
- // get the coordinate object
- var myLatlng = new google.maps.LatLng(lat, lng);
- }
- // XXX not working
- if (!(record['latitude'])) {
- return true;
- }
-
- //jQuery(".map-button").click(button_click);
- //if(jQuery.inArray(record, rows)>-1){
- var marker = new google.maps.Marker({
- position: myLatlng,
- title: get_value(record['hostname']),
- // This should be done by the rendering
- content: this.get_marker_content(record, false),
- });
-
- this.addInfoWindow(marker, this.map);
- var key_value = (this.key in record) ? record[this.key] : null;
- if (!key_value)
- return;
- this.map_markers[unfold.escape_id(key_value).replace(/\\/g, '')] = {
- marker: marker,
- in_set: false,
+ var lat_lon = latitude + longitude;
+
+ // check if we've seen anything at that place already
+ // xxx might make sense to allow for some fuzziness,
+ // i.e. consider 2 places equal if not further away than 300m or so...
+ var marker_s = this.by_lat_lon [lat_lon];
+ if ( marker_s == null ) {
+ marker_s = this.create_marker_struct (this.object, latitude, longitude);
+ this.by_lat_lon [ lat_lon ] = marker_s;
+ this.arm_marker(marker_s.marker, this.map);
+ }
+
+ // now add a line for this resource in the marker
+ // xxx should compute checked here ?
+ // this is where the checkbox will be appended
+ var ul=marker_s.ul;
+ var checkbox = this.create_record_checkbox (record, ul, false);
+ if ( ! this.key in record ) return;
+ var key_value = record[this.key];
+ // see XXX BACKSLASHES
+ //var hrn = this.escape_id(key_value).replace(/\\/g, '');
+ var hrn = key_value;
+ this.by_hrn[hrn] = {
+ checkbox: checkbox,
+ // xxx Thierry sept 2013
+ // xxx actually we might have just used a domid-based scheme instead of the hash
+ // since at this point we only need to retrieve the checkbox from an hrn
+ // but I was not sure enough that extra needs would not show up so I kept this in place
+ // xxx not sure these are actually useful :
+ value: key_value,
record: record,
- value: key_value
}
- //}
-
}, // new_record
- addInfoWindow: function(marker, map) {
- if (googlemap_debug_detailed) messages.debug ("addInfoWindow");
- var self = this;
- google.maps.event.addListener(marker, 'click', function () {
- if(self.infowindow){
- self.infowindow.close();
- }
- self.infowindow.setContent(marker.content);// = new google.maps.InfoWindow({ content: marker.content });
- self.infowindow.open(map, marker);
- // onload of the infowindow on the map, bind a click on a button
- google.maps.event.addListener(self.infowindow, 'domready', function() {
- self.elts('map-button').unbind('click').click(self, self._button_click);
- // jQuery(".map-button").click({instance: instance_, infoWindow: object.infowindow}, button_click);
- });
+ arm_marker: function(marker, map) {
+ if (googlemap_debug_detailed) messages.debug ("arm_marker content="+marker.content);
+ var googlemap = this;
+ google.maps.event.addListener(marker, 'click', function () {
+ googlemap.infowindow.close();
+ googlemap.infowindow.setContent(marker.content);
+ googlemap.infowindow.open(map, marker);
});
- }, // addInfoWindow
-
+ }, // arm_marker
/*************************** QUERY HANDLER ****************************/
/*************************** RECORD HANDLER ***************************/
-
on_new_record: function(record) {
if (googlemap_debug_detailed) messages.debug("on_new_record");
if (this.received_all)
// update checkbox for record
- this.set_checkbox(record);
+ this.set_checkbox(record, true);
else
// store for later update of checkboxes
- this.in_set_buffer.push(record);
+ this.in_set_backlog.push(record);
},
on_clear_records: function(record) {
// Could be the default in parent
on_query_in_progress: function() {
- if (googlemap_debug) messages.debug("on_query_in_progress");
+ if (googlemap_debug) messages.debug("on_query_in_progress (spinning)");
this.spin();
},
on_query_done: function() {
if (googlemap_debug) messages.debug("on_query_done");
- if (this.received_all)
+ if (this.received_all) {
this.unspin();
+ }
this.received_set = true;
},
on_field_state_changed: function(data) {
- if (googlemap_debug) messages.debug("on_field_state_changed");
+ if (googlemap_debug_detailed) messages.debug("on_field_state_changed");
switch(data.request) {
case FIELD_REQUEST_ADD:
case FIELD_REQUEST_ADD_RESET:
},
- // all
+ // all : this
on_all_new_record: function(record) {
if (googlemap_debug_detailed) messages.debug("on_all_new_record");
},
on_all_query_in_progress: function() {
- if (googlemap_debug) messages.debug("on_all_query_in_progress");
+ if (googlemap_debug) messages.debug("on_all_query_in_progress (spinning)");
// XXX parent
this.spin();
},
on_all_query_done: function() {
if (googlemap_debug) messages.debug("on_all_query_done");
+
// MarkerClusterer
var markers = [];
- $.each(this.map_markers, function (k, v) { markers.push(v.marker); });
-
+ $.each(this.by_lat_lon, function (k, s) { markers.push(s.marker); });
this.markerCluster = new MarkerClusterer(this.map, markers, {zoomOnClick: false});
google.maps.event.addListener(this.markerCluster, "clusterclick", function (cluster) {
var cluster_markers = cluster.getMarkers();
var bounds = new google.maps.LatLngBounds();
- /*
- * date: 24/05/2012
- * author: lbaron
- * Firefox JS Error - replaced $.each by JQuery.each
- */
- jQuery.each(cluster_markers, function(i, marker){
+ $.each(cluster_markers, function(i, marker){
bounds.extend(marker.getPosition());
});
-
//map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
this.map.fitBounds(bounds);
});
- var self = this;
+ var googlemap = this;
if (this.received_set) {
- /* XXX needed ? XXX We uncheck all checkboxes ... */
- //$("[id^='datatables-checkbox-" + this.options.plugin_uuid +"']").attr('checked', false);
-
/* ... and check the ones specified in the resource list */
- $.each(this.in_set_buffer, function(i, record) {
- self.set_checkbox(record, true);
+ $.each(this.in_set_backlog, function(i, record) {
+ googlemap.set_checkbox(record, true);
});
// reset
- self.in_set_buffer = [];
+ googlemap.in_set_backlog = [];
+ if (googlemap_debug) messages.debug("unspinning");
this.unspin();
}
this.received_all = true;
- }, // on_all_query_done
-
- /************************** PRIVATE METHODS ***************************/
-
- _button_click: function(e) {
- if (googlemap_debug) messages.debug("_button_click");
- var self = e.data;
-
- var escaped_key = self.key_from_id($(this).parent().attr('id'), 'checkbox');
- var info_dict = self.map_markers[escaped_key];
- var in_set = info_dict.in_set;
- var value = info_dict.value;
-
- var escaped_key = self.map_markers[self.key_from_id($(this).parent().attr('id'), 'checkbox')]
- manifold.raise_event(self.options.query_uuid, (in_set) ? SET_REMOVED : SET_ADD, value);
- } // _button_click
-
+ } // on_all_query_done
});
+ /************************** PRIVATE METHODS ***************************/
$.plugin('GoogleMap', GoogleMap);