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/*
Name Data passed Description
Managed Events:
search:locationfound {latlng, title, layer} fired after moved and show markerLocation
search:expanded {} fired after control was expanded
search:collapsed {} fired after control was collapsed
search:cancel {} fired after cancel button clicked
Public methods:
setLayer() L.LayerGroup() set layer search at runtime
showAlert() 'Text message' show alert message
searchText() 'Text searched' search text by external code
*/
// implement can do research on multiple sources layers and remote
// history: false, //show latest searches in tooltip
// option condition problem {autoCollapse: true, markerLocation: true} not show location
// option condition problem {autoCollapse: false }
//
// here insert function search inputText FIRST in _recordsCache keys and if not find results..
// run one of callbacks search(sourceData,jsonpUrl or options.layer) and run this.showTooltip
//
// change structure of _recordsCache
// like this: _recordsCache = {"text-key1": {loc:[lat,lng], ..other attributes.. }, {"text-key2": {loc:[lat,lng]}...}, ...}
// in this mode every record can have a free structure of attributes, only 'loc' is required
// important optimization!!! always append data in this._recordsCache
// now _recordsCache content is emptied and replaced with new data founded
// always appending data on _recordsCache give the possibility of caching ajax, jsonp and layersearch!
//
// here insert function search inputText FIRST in _recordsCache keys and if not find results..
// run one of callbacks search(sourceData,jsonpUrl or options.layer) and run this.showTooltip
//
// change structure of _recordsCache
// like this: _recordsCache = {"text-key1": {loc:[lat,lng], ..other attributes.. }, {"text-key2": {loc:[lat,lng]}...}, ...}
// in this way every record can have a free structure of attributes, only 'loc' is required
(function (factory) {
if(typeof define === 'function' && define.amd) {
//AMD
define(['leaflet'], factory);
} else if(typeof module !== 'undefined') {
// Node/CommonJS
module.exports = factory(require('leaflet'));
} else {
// Browser globals
if(typeof window.L === 'undefined')
throw 'Leaflet must be loaded first';
factory(window.L);
}
})(function (L) {
L.Control.Search = L.Control.extend({
includes: L.version[0]==='1' ? L.Evented.prototype : L.Mixin.Events,
options: {
url: '', //url for search by ajax request, ex: "search.php?q={s}". Can be function to returns string for dynamic parameter setting
layer: null, //layer where search markers(is a L.LayerGroup)
sourceData: null, //function to fill _recordsCache, passed searching text by first param and callback in second
// implements uniq option 'sourceData' to recognizes source type: url,array,callback or layer
jsonpParam: null, //jsonp param name for search by jsonp service, ex: "callback"
propertyLoc: 'loc', //field for remapping location, using array: ['latname','lonname'] for select double fields(ex. ['lat','lon'] ) support dotted format: 'prop.subprop.title'
propertyName: 'title', //property in marker.options(or feature.properties for vector layer) trough filter elements in layer,
formatData: null, //callback for reformat all data from source to indexed data object
filterData: null, //callback for filtering data from text searched, params: textSearch, allRecords
moveToLocation: null, //callback run on location found, params: latlng, title, map
buildTip: null, //function to return row tip html node(or html string), receive text tooltip in first param
container: '', //container id to insert Search Control
zoom: null, //default zoom level for move to location
minLength: 1, //minimal text length for autocomplete
initial: true, //search elements only by initial text
casesensitive: false, //search elements in case sensitive text
autoType: true, //complete input with first suggested result and select this filled-in text.
delayType: 400, //delay while typing for show tooltip
tooltipLimit: -1, //limit max results to show in tooltip. -1 for no limit, 0 for no results
tipAutoSubmit: true, //auto map panTo when click on tooltip
firstTipSubmit: false, //auto select first result con enter click
autoResize: true, //autoresize on input change
collapsed: true, //collapse search control at startup
autoCollapse: false, //collapse search control after submit(on button or on tips if enabled tipAutoSubmit)
autoCollapseTime: 1200, //delay for autoclosing alert and collapse after blur
textErr: 'Location not found', //error message
textCancel: 'Cancel', //title in cancel button
textPlaceholder: 'Search...', //placeholder value
hideMarkerOnCollapse: false, //remove circle and marker on search control collapsed
position: 'topleft',
marker: { //custom L.Marker or false for hide
icon: false, //custom L.Icon for maker location or false for hide
animate: true, //animate a circle over location found
circle: { //draw a circle in location found
radius: 10,
weight: 3,
color: '#e03',
stroke: true,
fill: false
}
}
},
_getPath: function(obj, prop) {
var parts = prop.split('.'),
last = parts.pop(),
len = parts.length,
cur = parts[0],
i = 1;
if(len > 0)
while((obj = obj[cur]) && i < len)
cur = parts[i++];
if(obj)
return obj[last];
},
_isObject: function(obj) {
return Object.prototype.toString.call(obj) === "[object Object]";
},
initialize: function(options) {
L.Util.setOptions(this, options || {});
this._inputMinSize = this.options.textPlaceholder ? this.options.textPlaceholder.length : 10;
this._layer = this.options.layer || new L.LayerGroup();
this._filterData = this.options.filterData || this._defaultFilterData;
this._formatData = this.options.formatData || this._defaultFormatData;
this._moveToLocation = this.options.moveToLocation || this._defaultMoveToLocation;
this._autoTypeTmp = this.options.autoType; //useful for disable autoType temporarily in delete/backspace keydown
this._countertips = 0; //number of tips items
this._recordsCache = {}; //key,value table! to store locations! format: key,latlng
this._curReq = null;
},
onAdd: function (map) {
this._map = map;
this._container = L.DomUtil.create('div', 'leaflet-control-search');
this._input = this._createInput(this.options.textPlaceholder, 'search-input');
this._tooltip = this._createTooltip('search-tooltip');
this._cancel = this._createCancel(this.options.textCancel, 'search-cancel');
this._button = this._createButton(this.options.textPlaceholder, 'search-button');
this._alert = this._createAlert('search-alert');
if(this.options.collapsed===false)
this.expand(this.options.collapsed);
if(this.options.marker) {
if(this.options.marker instanceof L.Marker || this.options.marker instanceof L.CircleMarker)
this._markerSearch = this.options.marker;
else if(this._isObject(this.options.marker))
this._markerSearch = new L.Control.Search.Marker([0,0], this.options.marker);
this._markerSearch._isMarkerSearch = true;
}
this.setLayer( this._layer );
map.on({
// 'layeradd': this._onLayerAddRemove,
// 'layerremove': this._onLayerAddRemove
'resize': this._handleAutoresize
}, this);
return this._container;
},
addTo: function (map) {
if(this.options.container) {
this._container = this.onAdd(map);
this._wrapper = L.DomUtil.get(this.options.container);
this._wrapper.style.position = 'relative';
this._wrapper.appendChild(this._container);
}
else
L.Control.prototype.addTo.call(this, map);
return this;
},
onRemove: function(map) {
this._recordsCache = {};
// map.off({
// 'layeradd': this._onLayerAddRemove,
// 'layerremove': this._onLayerAddRemove
// }, this);
},
// _onLayerAddRemove: function(e) {
// //without this, run setLayer also for each Markers!! to optimize!
// if(e.layer instanceof L.LayerGroup)
// if( L.stamp(e.layer) != L.stamp(this._layer) )
// this.setLayer(e.layer);
// },
setLayer: function(layer) { //set search layer at runtime
//this.options.layer = layer; //setting this, run only this._recordsFromLayer()
this._layer = layer;
this._layer.addTo(this._map);
return this;
},
showAlert: function(text) {
var self = this;
text = text || this.options.textErr;
this._alert.style.display = 'block';
this._alert.innerHTML = text;
clearTimeout(this.timerAlert);
this.timerAlert = setTimeout(function() {
self.hideAlert();
},this.options.autoCollapseTime);
return this;
},
hideAlert: function() {
this._alert.style.display = 'none';
return this;
},
cancel: function() {
this._input.value = '';
this._handleKeypress({ keyCode: 8 });//simulate backspace keypress
this._input.size = this._inputMinSize;
this._input.focus();
this._cancel.style.display = 'none';
this._hideTooltip();
this.fire('search:cancel');
return this;
},
expand: function(toggle) {
toggle = typeof toggle === 'boolean' ? toggle : true;
this._input.style.display = 'block';
L.DomUtil.addClass(this._container, 'search-exp');
if ( toggle !== false ) {
this._input.focus();
this._map.on('dragstart click', this.collapse, this);
}
this.fire('search:expanded');
return this;
},
collapse: function() {
this._hideTooltip();
this.cancel();
this._alert.style.display = 'none';
this._input.blur();
if(this.options.collapsed)
{
this._input.style.display = 'none';
this._cancel.style.display = 'none';
L.DomUtil.removeClass(this._container, 'search-exp');
if (this.options.hideMarkerOnCollapse) {
this._map.removeLayer(this._markerSearch);
}
this._map.off('dragstart click', this.collapse, this);
}
this.fire('search:collapsed');
return this;
},
collapseDelayed: function() { //collapse after delay, used on_input blur
var self = this;
if (!this.options.autoCollapse) return this;
clearTimeout(this.timerCollapse);
this.timerCollapse = setTimeout(function() {
self.collapse();
}, this.options.autoCollapseTime);
return this;
},
collapseDelayedStop: function() {
clearTimeout(this.timerCollapse);
return this;
},
////start DOM creations
_createAlert: function(className) {
var alert = L.DomUtil.create('div', className, this._container);
alert.style.display = 'none';
L.DomEvent
.on(alert, 'click', L.DomEvent.stop, this)
.on(alert, 'click', this.hideAlert, this);
return alert;
},
_createInput: function (text, className) {
var label = L.DomUtil.create('label', className, this._container);
var input = L.DomUtil.create('input', className, this._container);
input.type = 'text';
input.size = this._inputMinSize;
input.value = '';
input.autocomplete = 'off';
input.autocorrect = 'off';
input.autocapitalize = 'off';
input.placeholder = text;
input.style.display = 'none';
input.role = 'search';
input.id = input.role + input.type + input.size;
label.htmlFor = input.id;
label.style.display = 'none';
label.value = text;
L.DomEvent
.disableClickPropagation(input)
.on(input, 'keyup', this._handleKeypress, this)
.on(input, 'blur', this.collapseDelayed, this)
.on(input, 'focus', this.collapseDelayedStop, this);
return input;
},
_createCancel: function (title, className) {
var cancel = L.DomUtil.create('a', className, this._container);
cancel.href = '#';
cancel.title = title;
cancel.style.display = 'none';
cancel.innerHTML = "<span>⊗</span>";//imageless(see css)
L.DomEvent
.on(cancel, 'click', L.DomEvent.stop, this)
.on(cancel, 'click', this.cancel, this);
return cancel;
},
_createButton: function (title, className) {
var button = L.DomUtil.create('a', className, this._container);
button.href = '#';
button.title = title;
L.DomEvent
.on(button, 'click', L.DomEvent.stop, this)
.on(button, 'click', this._handleSubmit, this)
.on(button, 'focus', this.collapseDelayedStop, this)
.on(button, 'blur', this.collapseDelayed, this);
return button;
},
_createTooltip: function(className) {
var self = this;
var tool = L.DomUtil.create('ul', className, this._container);
tool.style.display = 'none';
L.DomEvent
.disableClickPropagation(tool)
.on(tool, 'blur', this.collapseDelayed, this)
.on(tool, 'mousewheel', function(e) {
self.collapseDelayedStop();
L.DomEvent.stopPropagation(e);//disable zoom map
}, this)
.on(tool, 'mouseover', function(e) {
self.collapseDelayedStop();
}, this);
return tool;
},
_createTip: function(text, val) {//val is object in recordCache, usually is Latlng
var tip;
if(this.options.buildTip)
{
tip = this.options.buildTip.call(this, text, val); //custom tip node or html string
if(typeof tip === 'string')
{
var tmpNode = L.DomUtil.create('div');
tmpNode.innerHTML = tip;
tip = tmpNode.firstChild;
}
}
else
{
tip = L.DomUtil.create('li', '');
tip.innerHTML = text;
}
L.DomUtil.addClass(tip, 'search-tip');
tip._text = text; //value replaced in this._input and used by _autoType
if(this.options.tipAutoSubmit)
L.DomEvent
.disableClickPropagation(tip)
.on(tip, 'click', L.DomEvent.stop, this)
.on(tip, 'click', function(e) {
this._input.value = text;
this._handleAutoresize();
this._input.focus();
this._hideTooltip();
this._handleSubmit();
}, this);
return tip;
},
//////end DOM creations
_getUrl: function(text) {
return (typeof this.options.url === 'function') ? this.options.url(text) : this.options.url;
},
_defaultFilterData: function(text, records) {
var I, icase, regSearch, frecords = {};
text = text.replace(/[.*+?^${}()|[\]\\]/g, ''); //sanitize remove all special characters
if(text==='')
return [];
I = this.options.initial ? '^' : ''; //search only initial text
icase = !this.options.casesensitive ? 'i' : undefined;
regSearch = new RegExp(I + text, icase);
// use .filter or .map
for(var key in records) {
if( regSearch.test(key) )
frecords[key]= records[key];
}
return frecords;
},
showTooltip: function(records) {
this._countertips = 0;
this._tooltip.innerHTML = '';
this._tooltip.currentSelection = -1; //inizialized for _handleArrowSelect()
if(this.options.tooltipLimit)
{
for(var key in records)//fill tooltip
{
if(this._countertips === this.options.tooltipLimit)
break;
this._countertips++;
this._tooltip.appendChild( this._createTip(key, records[key]) );
}
}
if(this._countertips > 0)
{
this._tooltip.style.display = 'block';
if(this._autoTypeTmp)
this._autoType();
this._autoTypeTmp = this.options.autoType;//reset default value
}
else
this._hideTooltip();
this._tooltip.scrollTop = 0;
return this._countertips;
},
_hideTooltip: function() {
this._tooltip.style.display = 'none';
this._tooltip.innerHTML = '';
return 0;
},
_defaultFormatData: function(json) { //default callback for format data to indexed data
var self = this,
propName = this.options.propertyName,
propLoc = this.options.propertyLoc,
i, jsonret = {};
if( L.Util.isArray(propLoc) )
for(i in json)
jsonret[ self._getPath(json[i],propName) ]= L.latLng( json[i][ propLoc[0] ], json[i][ propLoc[1] ] );
else
for(i in json)
jsonret[ self._getPath(json[i],propName) ]= L.latLng( self._getPath(json[i],propLoc) );
// throw new Error("propertyName '"+propName+"' not found in JSON data");
return jsonret;
},
_recordsFromJsonp: function(text, callAfter) { //extract searched records from remote jsonp service
L.Control.Search.callJsonp = callAfter;
var script = L.DomUtil.create('script','leaflet-search-jsonp', document.getElementsByTagName('body')[0] ),
url = L.Util.template(this._getUrl(text)+'&'+this.options.jsonpParam+'=L.Control.Search.callJsonp', {s: text}); //parsing url
//rnd = '&_='+Math.floor(Math.random()*10000);
// add rnd param or randomize callback name! in recordsFromJsonp
script.type = 'text/javascript';
script.src = url;
return { abort: function() { script.parentNode.removeChild(script); } };
},
_recordsFromAjax: function(text, callAfter) { //Ajax request
if (window.XMLHttpRequest === undefined) {
window.XMLHttpRequest = function() {
try { return new ActiveXObject("Microsoft.XMLHTTP.6.0"); }
catch (e1) {
try { return new ActiveXObject("Microsoft.XMLHTTP.3.0"); }
catch (e2) { throw new Error("XMLHttpRequest is not supported"); }
}
};
}
var IE8or9 = ( L.Browser.ie && !window.atob && document.querySelector ),
request = IE8or9 ? new XDomainRequest() : new XMLHttpRequest(),
url = L.Util.template(this._getUrl(text), {s: text});
//rnd = '&_='+Math.floor(Math.random()*10000);
// add rnd param or randomize callback name! in recordsFromAjax
request.open("GET", url);
request.onload = function() {
callAfter( JSON.parse(request.responseText) );
};
request.onreadystatechange = function() {
if(request.readyState === 4 && request.status === 200) {
this.onload();
}
};
request.send();
return request;
},
_searchInLayer: function(layer, retRecords, propName) {
var self = this, loc;
if(layer instanceof L.Control.Search.Marker) return;
if(layer instanceof L.Marker || layer instanceof L.CircleMarker)
{
if(self._getPath(layer.options,propName))
{
loc = layer.getLatLng();
loc.layer = layer;
retRecords[ self._getPath(layer.options,propName) ] = loc;
}
else if(self._getPath(layer.feature.properties,propName))
{
loc = layer.getLatLng();
loc.layer = layer;
retRecords[ self._getPath(layer.feature.properties,propName) ] = loc;
}
else {
//throw new Error("propertyName '"+propName+"' not found in marker");
console.warn("propertyName '"+propName+"' not found in marker");
}
}
else if(layer instanceof L.Path || layer instanceof L.Polyline || layer instanceof L.Polygon)
{
if(self._getPath(layer.options,propName))
{
loc = layer.getBounds().getCenter();
loc.layer = layer;
retRecords[ self._getPath(layer.options,propName) ] = loc;
}
else if(self._getPath(layer.feature.properties,propName))
{
loc = layer.getBounds().getCenter();
loc.layer = layer;
retRecords[ self._getPath(layer.feature.properties,propName) ] = loc;
}
else {
//throw new Error("propertyName '"+propName+"' not found in shape");
console.warn("propertyName '"+propName+"' not found in shape");
}
}
else if(layer.hasOwnProperty('feature'))//GeoJSON
{
if(layer.feature.properties.hasOwnProperty(propName))
{
if(layer.getLatLng && typeof layer.getLatLng === 'function') {
loc = layer.getLatLng();
loc.layer = layer;
retRecords[ layer.feature.properties[propName] ] = loc;
} else if(layer.getBounds && typeof layer.getBounds === 'function') {
loc = layer.getBounds().getCenter();
loc.layer = layer;
retRecords[ layer.feature.properties[propName] ] = loc;
} else {
console.warn("Unknown type of Layer");
}
}
else {
//throw new Error("propertyName '"+propName+"' not found in feature");
console.warn("propertyName '"+propName+"' not found in feature");
}
}
else if(layer instanceof L.LayerGroup)
{
layer.eachLayer(function (layer) {
self._searchInLayer(layer, retRecords, propName);
});
}
},
_recordsFromLayer: function() { //return table: key,value from layer
var self = this,
retRecords = {},
propName = this.options.propertyName;
this._layer.eachLayer(function (layer) {
self._searchInLayer(layer, retRecords, propName);
});
return retRecords;
},
_autoType: function() {
// implements autype without selection(useful for mobile device)
var start = this._input.value.length,
firstRecord = this._tooltip.firstChild ? this._tooltip.firstChild._text : '',
end = firstRecord.length;
if (firstRecord.indexOf(this._input.value) === 0) { // If prefix match
this._input.value = firstRecord;
this._handleAutoresize();
if (this._input.createTextRange) {
var selRange = this._input.createTextRange();
selRange.collapse(true);
selRange.moveStart('character', start);
selRange.moveEnd('character', end);
selRange.select();
}
else if(this._input.setSelectionRange) {
this._input.setSelectionRange(start, end);
}
else if(this._input.selectionStart) {
this._input.selectionStart = start;
this._input.selectionEnd = end;
}
}
},
_hideAutoType: function() { // deselect text:
var sel;
if ((sel = this._input.selection) && sel.empty) {
sel.empty();
}
else if (this._input.createTextRange) {
sel = this._input.createTextRange();
sel.collapse(true);
var end = this._input.value.length;
sel.moveStart('character', end);
sel.moveEnd('character', end);
sel.select();
}
else {
if (this._input.getSelection) {
this._input.getSelection().removeAllRanges();
}
this._input.selectionStart = this._input.selectionEnd;
}
},
_handleKeypress: function (e) { //run _input keyup event
var self = this;
switch(e.keyCode)
{
case 27://Esc
this.collapse();
break;
case 13://Enter
if(this._countertips == 1 || (this.options.firstTipSubmit && this._countertips > 0))
if(this._tooltip.currentSelection == -1)
this._handleArrowSelect(1);
this._handleSubmit(); //do search
break;
case 38://Up
this._handleArrowSelect(-1);
break;
case 40://Down
this._handleArrowSelect(1);
break;
case 8://Backspace
case 45://Insert
case 46://Delete
this._autoTypeTmp = false;//disable temporarily autoType
break;
case 37://Left
case 39://Right
case 16://Shift
case 17://Ctrl
case 35://End
case 36://Home
break;
default://All keys
if(this._input.value.length)
this._cancel.style.display = 'block';
else
this._cancel.style.display = 'none';
if(this._input.value.length >= this.options.minLength)
{
clearTimeout(this.timerKeypress); //cancel last search request while type in
this.timerKeypress = setTimeout(function() { //delay before request, for limit jsonp/ajax request
self._fillRecordsCache();
}, this.options.delayType);
}
else
this._hideTooltip();
}
this._handleAutoresize();
},
searchText: function(text) {
var code = text.charCodeAt(text.length);
this._input.value = text;
this._input.style.display = 'block';
L.DomUtil.addClass(this._container, 'search-exp');
this._autoTypeTmp = false;
this._handleKeypress({keyCode: code});
},
_fillRecordsCache: function() {
var self = this,
inputText = this._input.value, records;
if(this._curReq && this._curReq.abort)
this._curReq.abort();
//abort previous requests
L.DomUtil.addClass(this._container, 'search-load');
if(this.options.layer)
{
// _recordsFromLayer must return array of objects, formatted from _formatData
this._recordsCache = this._recordsFromLayer();
records = this._filterData( this._input.value, this._recordsCache );
this.showTooltip( records );
L.DomUtil.removeClass(this._container, 'search-load');
}
else
{
if(this.options.sourceData)
this._retrieveData = this.options.sourceData;
else if(this.options.url) //jsonp or ajax
this._retrieveData = this.options.jsonpParam ? this._recordsFromJsonp : this._recordsFromAjax;
this._curReq = this._retrieveData.call(this, inputText, function(data) {
self._recordsCache = self._formatData.call(self, data);
// refact!
if(self.options.sourceData)
records = self._filterData( self._input.value, self._recordsCache );
else
records = self._recordsCache;
self.showTooltip( records );
L.DomUtil.removeClass(self._container, 'search-load');
});
}
},
_handleAutoresize: function() { //autoresize this._input
// refact _handleAutoresize now is not accurate
if (this._input.style.maxWidth != this._map._container.offsetWidth) //If maxWidth isn't the same as when first set, reset to current Map width
this._input.style.maxWidth = L.DomUtil.getStyle(this._map._container, 'width');
if(this.options.autoResize && (this._container.offsetWidth + 45 < this._map._container.offsetWidth))
this._input.size = this._input.value.length<this._inputMinSize ? this._inputMinSize : this._input.value.length;
},
_handleArrowSelect: function(velocity) {
var searchTips = this._tooltip.hasChildNodes() ? this._tooltip.childNodes : [];
for (i=0; i<searchTips.length; i++)
L.DomUtil.removeClass(searchTips[i], 'search-tip-select');
if ((velocity == 1 ) && (this._tooltip.currentSelection >= (searchTips.length - 1))) {// If at end of list.
L.DomUtil.addClass(searchTips[this._tooltip.currentSelection], 'search-tip-select');
}
else if ((velocity == -1 ) && (this._tooltip.currentSelection <= 0)) { // Going back up to the search box.
this._tooltip.currentSelection = -1;
}
else if (this._tooltip.style.display != 'none') {
this._tooltip.currentSelection += velocity;
L.DomUtil.addClass(searchTips[this._tooltip.currentSelection], 'search-tip-select');
this._input.value = searchTips[this._tooltip.currentSelection]._text;
// scroll:
var tipOffsetTop = searchTips[this._tooltip.currentSelection].offsetTop;
if (tipOffsetTop + searchTips[this._tooltip.currentSelection].clientHeight >= this._tooltip.scrollTop + this._tooltip.clientHeight) {
this._tooltip.scrollTop = tipOffsetTop - this._tooltip.clientHeight + searchTips[this._tooltip.currentSelection].clientHeight;
}
else if (tipOffsetTop <= this._tooltip.scrollTop) {
this._tooltip.scrollTop = tipOffsetTop;
}
}
},
_handleSubmit: function() { //button and tooltip click and enter submit
this._hideAutoType();
this.hideAlert();
this._hideTooltip();
if(this._input.style.display == 'none') //on first click show _input only
this.expand();
else
{
if(this._input.value === '') //hide _input only
this.collapse();
else
{
var loc = this._getLocation(this._input.value);
if(loc===false)
this.showAlert();
else
{
this.showLocation(loc, this._input.value);
this.fire('search:locationfound', {
latlng: loc,
text: this._input.value,
layer: loc.layer ? loc.layer : null
});
}
}
}
},
_getLocation: function(key) { //extract latlng from _recordsCache
if( this._recordsCache.hasOwnProperty(key) )
return this._recordsCache[key];//then after use .loc attribute
else
return false;
},
_defaultMoveToLocation: function(latlng, title, map) {
if(this.options.zoom)
this._map.setView(latlng, this.options.zoom);
else
this._map.panTo(latlng);
},
showLocation: function(latlng, title) { //set location on map from _recordsCache
var self = this;
self._map.once('moveend zoomend', function(e) {
if(self._markerSearch) {
self._markerSearch.addTo(self._map).setLatLng(latlng);
}
});
self._moveToLocation(latlng, title, self._map);
//FIXME autoCollapse option hide self._markerSearch before visualized!!
if(self.options.autoCollapse)
self.collapse();
return self;
}
});
L.Control.Search.Marker = L.Marker.extend({
includes: L.version[0]==='1' ? L.Evented.prototype : L.Mixin.Events,
options: {
icon: new L.Icon.Default(),
animate: true,
circle: {
radius: 10,
weight: 3,
color: '#e03',
stroke: true,
fill: false
}
},
initialize: function (latlng, options) {
L.setOptions(this, options);
if(options.icon === true)
options.icon = new L.Icon.Default();
L.Marker.prototype.initialize.call(this, latlng, options);
if( L.Control.Search.prototype._isObject(this.options.circle) )
this._circleLoc = new L.CircleMarker(latlng, this.options.circle);
},
onAdd: function (map) {
L.Marker.prototype.onAdd.call(this, map);
if(this._circleLoc) {
map.addLayer(this._circleLoc);
if(this.options.animate)
this.animate();
}
},
onRemove: function (map) {
L.Marker.prototype.onRemove.call(this, map);
if(this._circleLoc)
map.removeLayer(this._circleLoc);
},
setLatLng: function (latlng) {
L.Marker.prototype.setLatLng.call(this, latlng);
if(this._circleLoc)
this._circleLoc.setLatLng(latlng);
return this;
},
_initIcon: function () {
if(this.options.icon)
L.Marker.prototype._initIcon.call(this);
},
_removeIcon: function () {
if(this.options.icon)
L.Marker.prototype._removeIcon.call(this);
},
animate: function() {
// refact animate() more smooth! like this: http://goo.gl/DDlRs
if(this._circleLoc)
{
var circle = this._circleLoc,
tInt = 200, //time interval
ss = 5, //frames
mr = parseInt(circle._radius/ss),
oldrad = this.options.circle.radius,
newrad = circle._radius * 2,
acc = 0;
circle._timerAnimLoc = setInterval(function() {
acc += 0.5;
mr += acc; //adding acceleration
newrad -= mr;
circle.setRadius(newrad);
if(newrad<oldrad)
{
clearInterval(circle._timerAnimLoc);
circle.setRadius(oldrad);//reset radius
//if(typeof afterAnimCall == 'function')
//afterAnimCall();
// use create event 'animateEnd' in L.Control.Search.Marker
}
}, tInt);
}
return this;
}
});
L.Map.addInitHook(function () {
if (this.options.searchControl) {
this.searchControl = L.control.search(this.options.searchControl);
this.addControl(this.searchControl);
}
});
L.control.search = function (options) {
return new L.Control.Search(options);
};
return L.Control.Search;
});