yavsc/build/wwwroot/lib/google.geocode.js

112 lines
3.7 KiB
JavaScript

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(function() {
(function(jQuery) {
return jQuery.widget('Yavsc.geocode', {
geocoder:null,
gmap:null,
combo:null,
inputLatitude:null,
inputLongitude:null,
marker:null,
options: {
disabled: false,
map: 'map',
start: { lat: -34.397, lng: 150.644 },
zoom: 16,
btngeoloc: null,
combo: 'Location_combo',
inputLatitude: 'Location_Longitude',
inputLongitude: 'Location_Latitude',
onValidated: null,
onProposalClicked: null
},
onBlur: function()
{
this.geocodeAddress();
},
geocodeAddress: function () {
var validation = this.options.onValidated;
var _this = this;
var $input = $(this.element);
var address = $input.val();
$input.data("isRequesting", true);
$input.data("validPlaceId", false);
_this.geocoder.geocode({'address': address}, function(results, status) {
if (status === google.maps.GeocoderStatus.OK) {
var firstres = results[0];
var pos = firstres.geometry.location;
if (_this.combo) {
var $combo = $(_this.combo);
$combo.html("");
if (results.length>1) {
results.forEach(function(element) {
$('<li>'+element.formatted_address+'</li>')
.click( function() {
$(_this.element).val($(this).text());
if (_this.options.onProposalClicked)
_this.options.onProposalClicked();
} )
.appendTo($combo);
},this);
}
}
if (_this.marker) { 
_this.marker.setMap(null);
_this.marker = null;
}
if (results.length==1) {
$(_this.element).val(firstres.formatted_address);
_this.gmap.setCenter(pos);
_this.marker = new google.maps.Marker({
map: _this.gmap,
draggable: true,
animation: google.maps.Animation.DROP,
position: pos
});
if (_this.inputLatitude) _this.inputLatitude.value=pos.lat;
if (_this.inputLongitude) _this.inputLongitude.value = pos.lng;
if (validation) validation({results:results,success:true});
$input.data("validPlaceId", true);
$input.data("isRequesting", false);
if (validation) validation({success:true,status: status});
return;
} }
if (validation) validation({success:false,status: status});
$input.data("isRequesting", false);
} );
},
_create: function() {
var _this = this;
var $input = $(this.element);
if (!_this.options.disabled) {
_this.combo = document.getElementById(this.options.combo);
_this.gmap = new google.maps.Map(document.getElementById(_this.options.map), {
zoom: _this.options.zoom,
center: _this.options.start
});
if (_this.options.inputLatitude)
_this.inputLatitude = document.getElementById(_this.options.inputLatitude);
if (_this.options.inputLongitude)
_this.inputLongitude = document.getElementById(_this.options.inputLongitude);
this.geocoder = new google.maps.Geocoder();
var btn = document.getElementById(_this.options.btngeoloc);
if (btn) {
btn.click( function() {
_this.geocodeAddress();
});
btn.disabled = false;
}
$input.on('blur',function() {_this.onBlur(); });
}},
getDistance: function(lat1,lon1,lat2,lon2){
var R = 6371; // Earth's radius in Km
return Math.acos(Math.sin(lat1)*Math.sin(lat2) +
Math.cos(lat1)*Math.cos(lat2) *
Math.cos(lon2-lon1)) * R;
}
});
})(jQuery);
}).call(this);