• 百度地图实现路线查询


    <!DOCTYPE html>
    <html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
        <style type="text/css">
            body, html {width: 100%;height: 100%; margin:0;font-family:"微软雅黑";}
            #l-map{height: 220px;width:100%;}
            #r-result,#r-result table{width:100%;}
            .nav { width: 100%; height: 2em; line-height: 2em; background: #EDEDED; border: 1px solid #ADADAD;}
            .nav .nav-inner{ width: 30%; margin-left: 35%;}
            .nav .nav-sub { float: left; width: 33%;}
            .nav .nav-sub a { text-decoration: none; }
            .nav .nav-sub a i { display: inline-block; background: url("http://webmap1.map.bdstatic.com/wolfman/static/common/images/ui3/mo_banner_ba37b5d.png")}
            .nav .nav-sub a.bus i { background-position: -1px -192px; position: relative; top: 2px; width: 13px; height: 16px;}
            .nav .nav-sub a.driver i { background-position: -29px -194px; width: 15px; height: 14px;}
            .nav .nav-sub a.walk i { background-position: -102px -189px; width: 16px; height: 18px;}
            .nav .nav-sub a.bus.cur i { background-position: -15px -192px; }
            .nav .nav-sub a.driver.cur i { background-position: -45px -194px; }
            .nav .nav-sub a.walk.cur i { background-position: -120px -189px;}
            .hide { display: none;}
            input { font-family: "micrsoft yahei"; width: 80%; height: 2em; font-size: 1em; line-height: 2em; border: 0px; outline: 0px; padding: .2em 1em; margin: 0em 10%;}
            .btn-group { width: 100%; border-top: 1px solid #DDD; border-bottom: 2px solid #DDD;}
            button {width: 32%; text-align: center; border: 0; border-radius: 0; background-color: inherit; height: 44px; line-height: 44px; font-size: 15px;}
        </style>
        <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=FbzOyQ4YujPrZsxiQKoB07aB"></script>
        <script type="text/javascript" src="http://libs.baidu.com/jquery/1.8.2/jquery.min.js"></script>
        <title>导航示例</title>
    </head>
    <body>
        <div id="search">
            <input type="text" id="start" placeholder="正在定位您的位置..." style="border-bottom: 1px solid #DDD; " />
            <input type="text" id="end" value="汽车西站-公交车站" readonly="true" />
            <input type="hidden" id="start_point" value=""/>
            <input type="hidden" id="end_point" value="112.918571,28.214124"/>
            <input type="hidden" id="start_location" value=""/>
            <div class="btn-group">
                <button id="bus-search">公交</button>
                <button id="driver-search">驾车</button>
                <button id="walk-search">步行</button>
            </div>
        </div>
        <div id="showMap" class="hide">
            <div class="nav">
                <div class="nav-inner">
                    <div class="nav-sub"><a href="#" class="bus"><i></i></a></div>
                    <div class="nav-sub"><a href="#" class="driver cur"><i></i></a></div>
                    <div class="nav-sub"><a href="#" class="walk"><i></i></a></div>
                </div>
                <!-- <a href="javascript:;" id="reLocation">重新导航</a> -->
            </div>
            <div id="l-map"></div>
            <div id="r-result"></div>
        </div>
     
    <script type="text/javascript">
     
    $(function(){
     
        var ep = $("#end_point").val().split(",");
        var map = new BMap.Map("l-map");
        var point = new BMap.Point(ep[0], ep[1]);
        map.centerAndZoom(point, 16);
     
        // 定位对象
        var geoc = new BMap.Geocoder();
        var geolocation = new BMap.Geolocation();
        geolocation.getCurrentPosition(function(r){
            if(this.getStatus() == BMAP_STATUS_SUCCESS){
                //var mk = new BMap.Marker(r.point);
                //map.addOverlay(mk);
                //map.panTo(r.point);
                $("#start_point").val(r.point.lng+','+r.point.lat);
                setLocation(r.point);
                showMap();
     
            }else {
                $("#start").attr("placeholder","请输入您的当前位置")
                alert('无法定位到您的当前位置,导航失败,请手动输入您的当前位置!'+this.getStatus());
            }
        },{enableHighAccuracy: true});
     
        $(".nav .nav-sub a").click(function(){
            $(".nav .nav-sub a").removeClass('cur');
            $(this).addClass('cur');
            searchRoute();
        })
     
        $("#reLocation").click(function(){
            reLocation();
        });
     
        $("#bus-search,#driver-search,#walk-search").click(function(){
            var id = $(this).attr("id");
            $(".nav .nav-sub a").removeClass('cur');
            if(id == "bus-search"){
                $(".nav .nav-sub a.bus").addClass('cur');
            }else if(id == "driver-search"){
                $(".nav .nav-sub a.driver").addClass('cur');
            }else if(id == "walk-search"){
                $(".nav .nav-sub a.walk").addClass('cur');
            }
            showMap();
        })
     
        function reLocation(){
            $("#search").show();
            $("#showMap").hide();
            map = new BMap.Map("l-map");
        }
     
        function showMap(){
            $("#srarch").hide();
            $("#showMap").show();
            searchRoute();
        }
     
        function setLocation(point){
            geoc.getLocation(point, function(rs){
                var addComp = rs.addressComponents;
                var result = addComp.province + addComp.city + addComp.district + addComp.street + addComp.streetNumber;
                $("#start").val(result);
                $("#start_location").val(result);
                searchRoute();
            });
        }
     
        function searchRoute(s_, e_){
            map = new BMap.Map("l-map");
            var cur = $(".nav .nav-sub a.cur");
            var type = "";
     
            if(cur.hasClass('bus')){
                type = "bus";
            }else if(cur.hasClass('driver')){
                type = "driver";
            }else if(cur.hasClass('walk')){
                type = "walk";
            }else{
                type = "driver";
            }
     
            var s_;
            var e_;
     
            var sl = $("#start_location").val();
            var s = $("#start").val();
            var sp = $("#start_point").val();
            var e = $("#end").val();
            var ep = $("#end_point").val();
     
            if(s != sl){// 如果用户修改了地址(与定位的位置不一致)则使用地址搜索
                s_ = s;
                e_ = e;
            }else if(sp){// 否则使用坐标搜索
                var ps = sp.split(",");
                var pe = ep.split(",");
                s_ = new BMap.Point(ps[0], ps[1]);
                e_ = new BMap.Point(pe[0], pe[1]);
            }
     
            if(type == "bus"){
                var transit = new BMap.TransitRoute(map, {renderOptions: {map: map, panel: "r-result", autoViewport: true}});
                transit.search(s_, e_);
            }else if(type == "driver"){
                var driving = new BMap.DrivingRoute(map, {renderOptions: {map: map, panel: "r-result", autoViewport: true}});
                driving.search(s_, e_);
            }else if(type == "walk"){
                var walking = new BMap.WalkingRoute(map, {renderOptions: {map: map, panel: "r-result", autoViewport: true}});
                walking.search(s_, e_);
            }
        }
    })
     
    </script>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/NichkChang/p/6252692.html
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