openlayers按坐标点播放

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="stylesheet" href="lib/OpenLayers/ol.css" type="text/css">

    <script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
    <script src="lib/OpenLayers/ol.js"></script>
    <script src="olStyle/Light.js"></script>
    <title>Document</title>
    <style>
        html,
        body {
             100%;
            height: 100%;
            margin: 0;
        }

        .map {
             100%;
            height: 100%;
            background: #f6f6f4;
        }

        input[type=range] {
            -webkit-appearance: none;
             300px;
            border-radius: 10px;
            /*这个属性设置使填充进度条时的图形为圆角*/
        }

        input[type=range]::-webkit-slider-thumb {
            -webkit-appearance: none;
        }

        input[type=range]::-webkit-slider-runnable-track {
            height: 15px;
            border-radius: 10px;
            /*将轨道设为圆角的*/
            box-shadow: 0 1px 1px #65bdd3, inset 0 .125em .125em #127f9b;
            /*轨道内置阴影效果*/
        }

        input[type=range]:focus {
            outline: none;
        }

        input[type=range]::-webkit-slider-thumb {
            -webkit-appearance: none;
            height: 25px;
             25px;
            margin-top: -5px;
            /*使滑块超出轨道部分的偏移量相等*/
            background: #08c1e6;
            border-radius: 50%;
            /*外观设置为圆形*/
            border: solid 0.125em rgba(49, 155, 187, 0.5);
            /*设置边框*/
            box-shadow: 0 .125em .125em #08c1e6;
            /*添加底部阴影*/
        }
    </style>
</head>

<body>
    <input type="button" id="tempstop" value="暂停" />
    <input type="button" id="start" value="开始" />
    <input type="button" id="stop" value="停止" />
    <input type="button" id="next" value="前进" />
    <input type="button" id="prev" value="后退" />
    <input type="range" id="sudu" value="800" max="2000" min="100" step="100" />
    <div id="map" class="map" data-id="11"></div>
</body>

</html>
<script type="text/javascript">
    var points = [
        [120.27194738388057, 36.3357839481728]
        , [120.27194738388057, 36.33528166973691]
        , [120.2717328071594, 36.33459124591144]
        , [120.27145385742186, 36.333882530121315]
        , [120.270938873291, 36.33315652189482]
        , [120.27091741561887, 36.332741657013344]
        , [120.2705955505371, 36.33213664176766]
        , [120.27070283889768, 36.33139333089085]
        , [120.27057409286496, 36.33087473770719]
        , [120.27108907699584, 36.33006226811251]
        , [120.27177572250363, 36.32987211443067]
        , [120.27271986007688, 36.329664673521194]
        , [120.27357816696164, 36.32918064258463]
        , [120.27342796325681, 36.32826443293632]
        , [120.27364253997803, 36.32753837235599]
        , [120.27447938919066, 36.327088902892015]
        , [120.2756381034851, 36.326795017609925]
        , [120.27731180191037, 36.32632825635429]
        , [120.27881383895873, 36.32601708063062]
        , [120.28033733367917, 36.32572319130615]
        , [120.28138875961302, 36.32570590366433]
        , [120.2832770347595, 36.32555031471519]
        , [120.28469324111937, 36.32555031471519]
        , [120.28591632843013, 36.32548116397142]
        , [120.2876543998718, 36.325412013166286]
        , [120.2888774871826, 36.325412013166286]
        , [120.29087305068967, 36.3253774377407]
        , [120.29175281524657, 36.32485880451607]
        , [120.29284715652466, 36.3245649108233]
    ]

    var map;

    //轨迹
    var layer = new ol.layer.Vector({
        source: new ol.source.Vector(),
        style: new ol.style.Style({
            fill: new ol.style.Fill({
                color: 'rgba(255, 0, 0, 0.5)'
            }),
            stroke: new ol.style.Stroke({
                color: 'red',
                 2
            })
        })
    });

    //动画
    var speed;
    //点标记
    var geoMarker
    var endMarker

    //样式
    var style = new ol.style.Style({
        image: new ol.style.Circle({
            radius: 5,
            snapToPixel: false,
            fill: new ol.style.Fill({ color: 'rgba(30,144,255,1)' }),
            stroke: new ol.style.Stroke({
                color: 'rgb(30,144,255)',  2
            })
        })
    });


    var vectorLayer = new ol.layer.Vector({
        source: new ol.source.Vector()
    });

    //地图初始化
    function InitMap() {
        map = new ol.Map({
            layers: [new ol.layer.Vector({
                source: new ol.source.Vector()
                }),
                style: function (feature, resolution) {
                    switch (feature.get('layer')) {
                        case 'poi':
                            poiStyle.getText().setText(feature.get('name'));
                            return poiStyle;
                        case 'boundary': return boundaryStyle;
                        case 'lawn': return lawnStyle;
                        case 'road':
                            roadStyle.getText().setText(feature.get('name'));
                            return (resolution < 2) ? roadStyle : null;
                        case 'building':
                            return buildingStyle(feature, resolution);
                        case 'other':
                            otherStyle.getText().setText(feature.get('name'));
                            return otherStyle;
                        default: return null;
                    }
                }
            }), layer, vectorLayer],
            target: 'map',
            view: new ol.View({
                center: ol.proj.fromLonLat([120.277, 36.330]),
                minZoom: 1,
                zoom: 16
            })
        });
    }

    var pointStyle = new ol.style.Style({
        //把点的样式换成ICON图标
        fill: new ol.style.Fill({
            //填充颜色
            color: 'rgba(37,241,239,0.2)'
        }),
        //图形样式,主要适用于点样式
        image: new ol.style.Circle({
            //半径大小
            radius: 5,
            //填充
            fill: new ol.style.Fill({
                //填充颜色
                color: 'rgba(255,0,0,0.3)'
            })
        })
    });

    /*显示并编辑区域**********************************************************************************/
    function AddPolygon() {
        layer.getSource().clear();

        for (var i = 0; i < points.length; i++) {
            if (i == 0) {
                AddPoint(style, points[i], i);
            } else {
                AddPoint(pointStyle, points[i], i);
            }
        }
    }

    function AddPoint(style, lnglat, id) {
        var newFeature = new ol.Feature({
            geometry: new ol.geom.Point(ol.proj.fromLonLat(lnglat))
        });

        //设置点的样式
        newFeature.setStyle(style);

        newFeature.setId("PlayPoints" + id)

        //将当前要素添加到矢量数据源中
        layer.getSource().addFeature(newFeature);
    }

    InitMap();

    layer.getSource().clear();

    AddPolygon();

    //动画
    var index = 0;
    var playInterval

    var trackPlay = {};
    trackPlay.move = function () { }
    trackPlay.start = function () {
        if (index == 0) {
            layer.getSource().clear();
        }

        playInterval = setInterval(() => {
            if (index == 0) {
                AddPoint(style, points[index], index);
            } else {
                AddPoint(pointStyle, points[index], index);
            }

            index = index + 1;

            if (index >= points.length) {
                trackPlay.stop();
            }
        }, 300)
    }
    trackPlay.stop = function () {
        index = 0;
        if (trackPlay.stop) {
            clearInterval(playInterval);
        }
    }
    trackPlay.pause = function () {
        if (trackPlay.stop) {
            clearInterval(playInterval);
        }
    }
    trackPlay.next = function () {
        if (index >= points.length) {
            return false;
        }

        if (index >= points.length) {
            return false;
        }

        AddPoint(pointStyle, points[index], index);

        index = index + 1;
    }
    trackPlay.prev = function () {
        if (index == 0) {
            return false;
        }

        index = index - 1;
        var feature = this.getLastFeature();
        layer.getSource().removeFeature(feature);
    }
    trackPlay.getLastFeature = function () {
        return layer.getSource().getFeatureById("PlayPoints" + index);
    }

    $("#tempstop").click(function () {
        trackPlay.pause();
    })


    $("#start").click(function () {
        trackPlay.start();
    })

    $("#stop").click(function () {
        trackPlay.stop();
        AddPolygon();
    })

    $("#next").click(function () {
        trackPlay.next();
    })

    $("#prev").click(function () {
        trackPlay.prev();
    })

</script>

  

原文地址:https://www.cnblogs.com/zhoushangwu/p/9476020.html