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gps.js
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gps.js
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function gps(selector, options){
var self = document.querySelector(selector);
if (self.mounted) return self;
var optionsDefault = {
gmapsOptions: {//api: http://goo.gl/x3h6o3
//types: ['geocode','(regions)','(cities)', 'establishment']
},
valueFormat: ['route','sublocality| - ','locality','administrative_area_level_1'],
addressFormat: undefined,
pin: {
show: true,
assigned: {
pinTitle: 'Click to open on Google Maps.',
pinImage: 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAABBUlEQVQ4jZXTTyuEURQG8F9T/mzGNCjh4yghG8N3MDtZKd+ApfJ12GomZIVEKDakZMHGvBZz3rwz7jt46nTuuc95ntu573v5iWE00cZLRAvrGEr092AWJ8hK4hgzZeJRnEXjHRqYjFjBVXCnGEkZbBbE9QRfx330bKQM2kE2ol7GDa6xFHtr0XOUMngLshp1flqG29irRf2aiyoFg07kLMFV+rhOPwGXkeciN/GIh1jDfOSL1AjbccK59CWO+x5rK2UwjQ+9n7GKMawWxO+YShnAvvKfKI+9MjFM4HmA+ClGGYhF3VvuF39i4Tdxjt2Ewc5fxXRf5GFBfBB7/0JN9xm3Yp3EF8CeW3oneDAyAAAAAElFTkSuQmCC'
},
unassigned: {
pinTitle: 'Location not assigned.',
pinImage: 'data:image/png;base64,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'
}
}
}
self.mount = function(){
self.options = Object.assign({},optionsDefault, options);
self.style.cssText += "padding-right: 20px;";
//pin
if(this.options.pin.show){
self.insertAdjacentHTML('afterend', "<pin class='gps-pin' />");
self.pin = document.querySelector('pin.gps-pin');
self.pin.style.cssText += "position: absolute;";
var left = self.offsetLeft + self.offsetWidth - 18;
var top = self.offsetTop + ((self.offsetHeight - 16) / 2);
self.pin.style.cssText += "left: " + left +";";
self.pin.style.cssText += "top: " + top +";";
self.pin.style.cssText += "height: 16px;";
self.pin.style.cssText += "width: 16px;";
self.pin.style.cssText += "cursor: pointer;";
self.pin.addEventListener("click", function(e) {
if(self.setted()){
window.open(self.googlePlace.url,'_blank');
}
}, false);
self.addEventListener("input", function(e) {
if(this.setted()){
this.set();
}
}, false);
}
//google autocomplete
self.gmapsAutocomplete = new google.maps.places.Autocomplete(self, self.options.gmapsOptions);
self.gmapsAutocomplete.gps = self;
google.maps.event.addListener(self.gmapsAutocomplete, 'place_changed', function(){
this.gps.set(this.getPlace());
});
self.set();
self.mounted = true;
};
self.set = function(googlePlace){
this.gps = {
address: undefined,
latitude: undefined,
longitude: undefined,
bounds: undefined
};
this.googlePlace = googlePlace;
if(googlePlace){
this.value = this.format(googlePlace, this.options.valueFormat);
var location = googlePlace.geometry.location;
var viewport = this.googlePlace.geometry.viewport;
var bounds;
if (viewport) {
bounds = {
southWest :{
latitude: viewport.getSouthWest().lat(),
longitude: viewport.getSouthWest().lng()
},
northEast :{
latitude: viewport.getNorthEast().lat(),
longitude: viewport.getNorthEast().lng()
}
}
}
this.gps = {
address: this.format(googlePlace, this.options.addressFormat),
latitude: location.lat(),
longitude: location.lng(),
bounds: bounds
}
}
this.togglePin(googlePlace ? true : false);
}
self.format = function(googlePlace, format) {
if(format == undefined) return googlePlace.formatted_address;
var formatting = "";
format.forEach(function(form){
var formSplitted = form.split('|');
var addressComponent = googlePlace.address_components.find(function(component){
return component.types.some(function(type){
return type == formSplitted[0];
});
});
if (addressComponent) {
var name = formSplitted[2] ? addressComponent.long_name : addressComponent.short_name;
var division = formSplitted[1] || ', ';
if(format.indexOf(form) == format.length - 1)
division = "";
formatting += name + division;
}
});
return formatting;
}
self.togglePin = function(state){
if(!this.options.pin.show) return;
var pinImage, pinTitle;
if (state){
pinImage = this.options.pin.assigned.pinImage;
pinTitle = this.options.pin.assigned.pinTitle;
}
else{
pinImage = this.options.pin.unassigned.pinImage;
pinTitle = this.options.pin.unassigned.pinTitle;
}
this.pin.style.cssText += "background: no-repeat url("+pinImage+")";
this.pin.setAttribute('title', pinTitle);
}
self.setted = function(){
return this.googlePlace !== undefined;
}
self.boundsAssigned = function(){
return this.assigned() && this.gps.bounds !== undefined;
}
self.mount();
return self;
}