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| Current File : /home/serb/www/js/jquery.gmap.js |
/**
* jQuery gMap - Google Maps API V3
*
* @license MIT License; http://www.opensource.org/licenses/mit-license.php
* @url http://github.com/marioestrada/jQuery-gMap
* @author Mario Estrada <me@mario.ec> based on original plugin by Cedric Kastner <cedric@nur-text.de>
* @version 2.1.5
*/
/* global google */
(function($)
{
// Main plugin function
$.fn.gMap = function(options, methods_options)
{
// Optional methods
switch(options)
{
case 'addMarker':
return $(this).trigger(
'gMap.addMarker',
[methods_options.latitude, methods_options.longitude, methods_options.content, methods_options.icon, methods_options.popup]
);
case 'centerAt':
return $(this).trigger('gMap.centerAt', [methods_options.latitude, methods_options.longitude, methods_options.zoom]);
case 'clearMarkers':
return $(this).trigger('gMap.clearMarkers');
}
// Build main options before element iteration
var opts = $.extend({}, $.fn.gMap.defaults, options);
// Iterate through each element
return this.each(function()
{
// Create map and set initial options
var $gmap = new google.maps.Map(this);
$(this).data('gMap.reference', $gmap);
// Create new object to geocode addresses
var $geocoder = new google.maps.Geocoder();
// Check for address to center on
if (opts.address)
{
// Get coordinates for given address and center the map
$geocoder.geocode(
{
address: opts.address
}, function(gresult, status)
{
if(gresult && gresult.length) {
$gmap.setCenter(gresult[0].geometry.location);
}
}
);
}else{
// Check for coordinates to center on
if (opts.latitude && opts.longitude)
{
// Center map to coordinates given by option
$gmap.setCenter(new google.maps.LatLng(opts.latitude, opts.longitude));
}
else
{
// Check for a marker to center on (if no coordinates given)
if ($.isArray(opts.markers) && opts.markers.length > 0)
{
// Check if the marker has an address
if (opts.markers[0].address)
{
// Get the coordinates for given marker address and center
$geocoder.geocode(
{
address: opts.markers[0].address
}, function(gresult, status)
{
if(gresult && gresult.length > 0) {
$gmap.setCenter(gresult[0].geometry.location);
}
}
);
}else{
// Center the map to coordinates given by marker
$gmap.setCenter(new google.maps.LatLng(opts.markers[0].latitude, opts.markers[0].longitude));
}
}else{
// Revert back to world view
$gmap.setCenter(new google.maps.LatLng(34.885931, 9.84375));
}
}
}
$gmap.setZoom(opts.zoom);
// Set the preferred map type
$gmap.setMapTypeId(google.maps.MapTypeId[opts.maptype]);
// Set scrollwheel option
var map_options = { scrollwheel: opts.scrollwheel, disableDoubleClickZoom: !opts.doubleclickzoom };
// Check for map controls
if(opts.controls === false){
$.extend(map_options, { disableDefaultUI: true });
}else if (opts.controls.length !== 0){
$.extend(map_options, opts.controls, { disableDefaultUI: true });
}
$gmap.setOptions(map_options);
// Create new icon
var gicon = new google.maps.Marker();
var marker_icon;
var marker_shadow;
// Set icon properties from global options
marker_icon = new google.maps.MarkerImage(opts.icon.image);
marker_icon.size = new google.maps.Size(opts.icon.iconsize[0], opts.icon.iconsize[1]);
marker_icon.anchor = new google.maps.Point(opts.icon.iconanchor[0], opts.icon.iconanchor[1]);
gicon.setIcon(marker_icon);
if(opts.icon.shadow)
{
marker_shadow = new google.maps.MarkerImage(opts.icon.shadow);
marker_shadow.size = new google.maps.Size(opts.icon.shadowsize[0], opts.icon.shadowsize[1]);
marker_shadow.anchor = new google.maps.Point(opts.icon.shadowanchor[0], opts.icon.shadowanchor[1]);
gicon.setShadow(marker_shadow);
}
// Bind actions
$(this).bind('gMap.centerAt', function(e, latitude, longitude, zoom)
{
if(zoom) {
$gmap.setZoom(zoom);
}
$gmap.panTo(new google.maps.LatLng(parseFloat(latitude), parseFloat(longitude)));
});
// Clear Markers
var overlays = [];
$(this).bind('gMap.clearMarkers', function()
{
while(overlays[0]){
overlays.pop().setMap(null);
}
});
var last_infowindow;
$(this).bind('gMap.addMarker', function(e, latitude, longitude, content, icon, popup)
{
var marker_icon;
var marker_shadow;
var glatlng = new google.maps.LatLng(parseFloat(latitude), parseFloat(longitude));
var gmarker = new google.maps.Marker({
position: glatlng
});
if(icon)
{
marker_icon = new google.maps.MarkerImage(icon.image);
marker_icon.size = new google.maps.Size(icon.iconsize[0], icon.iconsize[1]);
marker_icon.anchor = new google.maps.Point(icon.iconanchor[0], icon.iconanchor[1]);
gmarker.setIcon(marker_icon);
if(icon.shadow)
{
marker_shadow = new google.maps.MarkerImage(icon.shadow);
marker_shadow.size = new google.maps.Size(icon.shadowsize[0], icon.shadowsize[1]);
marker_shadow.anchor = new google.maps.Point(icon.shadowanchor[0], icon.shadowanchor[1]);
gicon.setShadow(marker_shadow);
}
}else{
gmarker.setIcon(gicon.getIcon());
gmarker.setShadow(gicon.getShadow());
}
if(content)
{
if(content === '_latlng') {
content = latitude + ', ' + longitude;
}
var infowindow = new google.maps.InfoWindow({
content: opts.html_prepend + content + opts.html_append
});
google.maps.event.addListener(gmarker, 'click', function()
{
if (last_infowindow) {
last_infowindow.close();
}
infowindow.open($gmap, gmarker);
last_infowindow = infowindow;
});
if(popup)
{
google.maps.event.addListenerOnce($gmap, 'tilesloaded', function()
{
infowindow.open($gmap, gmarker);
});
}
}
gmarker.setMap($gmap);
overlays.push(gmarker);
});
var marker;
var self = this;
var geocode_callback = function(marker) {
return function(gresult, status) {
// Create marker
if(gresult && gresult.length > 0)
{
$(self).trigger(
'gMap.addMarker',
[gresult[0].geometry.location.lat(), gresult[0].geometry.location.lng(), marker.html, marker.icon, marker.popup]
);
}
};
};
// Loop through marker array
for (var j = 0; j < opts.markers.length; j++)
{
// Get the options from current marker
marker = opts.markers[j];
// Check if address is available
if (marker.address)
{
// Check for reference to the marker's address
if (marker.html === '_address') {
marker.html = marker.address;
}
// Get the point for given address
$geocoder.geocode({
address: marker.address
}, geocode_callback(marker));
}else{
$(this).trigger('gMap.addMarker', [marker.latitude, marker.longitude, marker.html, marker.icon, marker.popup]);
}
}
});
};
// Default settings
$.fn.gMap.defaults = {
address: '',
latitude: 0,
longitude: 0,
zoom: 1,
markers: [],
controls: [],
scrollwheel: false,
doubleclickzoom: true,
maptype: 'ROADMAP',
html_prepend: '<div class="gmap_marker">',
html_append: '</div>',
icon: {
image: "http://www.google.com/mapfiles/marker.png",
shadow: "http://www.google.com/mapfiles/shadow50.png",
iconsize: [20, 34],
shadowsize: [37, 34],
iconanchor: [9, 34],
shadowanchor: [6, 34]
}
};
})(jQuery);
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