107 lines
2.5 KiB
JavaScript
107 lines
2.5 KiB
JavaScript
var map, district, polygons = [], citycode;
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var citySelect = document.getElementById('city');
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var province=null;
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var func=null;
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var provincename="";
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var cityname="";
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function setDistrict()
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{
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$("#city").append('<option value="">请选择</option>');
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//行政区划查询
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var opts = {
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subdistrict: 1, //返回下一级行政区
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level: 'city',
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showbiz:false //查询行政级别为 市
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};
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district = new AMap.DistrictSearch(opts);//注意：需要使用插件同步下发功能才能这样直接使用
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district.search('中国', function(status, result) {
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if(status=='complete'){
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getData(result.districtList[0]);
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}
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});
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}
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function getData(data)
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{
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var subList = data.districtList;
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province=subList;
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var level = data.level;
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//清空下一级别的下拉列表
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if (level === 'province') {
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nextLevel = 'city';
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$("#city").empty();
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}
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if (subList) {
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var contentSub =new Option('请选择');
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for (var i = 0, l = subList.length; i < l; i++) {
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var name = subList[i].name;
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var levelSub = subList[i].level;
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var cityCode = subList[i].citycode;
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if(i==0){
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document.querySelector('#' + levelSub).add(contentSub);
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}
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contentSub=new Option(name);
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contentSub.setAttribute("value", levelSub);
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contentSub.center = subList[i].center;
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contentSub.adcode = subList[i].adcode;
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document.querySelector('#' + levelSub).add(contentSub);
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}
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if (provincename!="")
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{
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$("#province option").each(function (){
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if($(this).text()==provincename){
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$(this).attr('selected',true);
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var checkIndex=$("#province").get(0).selectedIndex;
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var obj = document.getElementById("province");
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provincename="";
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search(obj.options[checkIndex]);
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}
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});
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}
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if (provincename==""&&cityname!="")
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{
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$("#city option").each(function (){
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if($(this).text()==cityname){
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cityname="";
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$(this).attr('selected',true);
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}
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});
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}
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}
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$("#province").change(function(){
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var checkIndex=$("#province").get(0).selectedIndex;
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search(this[checkIndex]);
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});
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}
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function customProvince(_provincename,_cityname)
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{
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provincename=_provincename;
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cityname=_cityname;
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setDistrict();
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}
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function search(option)
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{
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//var option = obj[obj.options.selectedIndex];
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var keyword = option.text; //关键字
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var adcode = option.adcode;
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district.setLevel(option.value); //行政区级别
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district.setExtensions('all');
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//行政区查询
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//按照adcode进行查询可以保证数据返回的唯一性
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district.search(adcode, function(status, result) {
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if(status === 'complete'){
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getData(result.districtList[0]);
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}
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});
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} |