fuyuhang
/
Project_yhfu
镜像自地址 http://121.37.83.100:3000/sooka_onest/sooka_onest_forestfire_vue2_visualization.git


			
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							<!--********************************************************************
* Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
*********************************************************************-->
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title data-i18n="resources.title_fieldStatistic"></title>
    <style type="text/css">
        body {
            margin: 0;
            overflow: hidden;
            background: #fff;
            width: 100%;
            height: 100%
        }

        #map {
            position: absolute;
            width: 100%;
            height: 100%;
        }

        #toolbar {
            position: absolute;
            top: 50px;
            right: 10px;
            width: 300px;
            text-align: center;
            z-index: 100;
            border-radius: 4px;
        }
    </style>
</head>
<body>
<div id="toolbar" class="panel panel-primary">
    <div class='panel-heading'>
        <h5 class='panel-title text-center' data-i18n="resources.title_fieldStatistic"></h5></div>
    <div class='panel-body content'>
        <div class='panel'>
            <div class='input-group'>
                <span class='input-group-addon' data-i18n="resources.text_layer"></span>
                <select id='layerSelect' class='form-control'></select>
            </div>
        </div>
        <div class='panel'>
            <div class='input-group'>
                <span class='input-group-addon' data-i18n="resources.text_field"></span>
                <select id='fieldSelect' class='form-control'></select>
            </div>
        </div>
        <input type="button" class="btn btn-default" data-i18n="[value]resources.btn_statistic"
               onclick="fieldStatistic()"/>
    </div>
</div>
<div id="map"></div>
<script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
<script type="text/javascript" exclude="iclient-classic" src="../../dist/classic/include-classic.js"></script>
<script>
    var host = window.isLocal ? window.server : "https://iserver.supermap.io";
    var map, layer, layersName = [], currentData, currentStatisticResult,
        url1 = host + "/iserver/services/map-world/rest/maps/World",
        url2 = host + "/iserver/services/data-world/rest/data";

    init();

    function init() {
        document.getElementById("layerSelect").onchange = function () {
            getFields();
        };
        map = new SuperMap.Map("map", {
            controls: [
                new SuperMap.Control.Zoom(),
                new SuperMap.Control.Navigation({
                    dragPanOptions: {
                        enableKinetic: true
                    }
                })]
        });
        layer = new SuperMap.Layer.TiledDynamicRESTLayer("World", url1, {
            transparent: true, cacheEnabled: true
        }, {maxResolution: "auto"});
        layer.events.on({"layerInitialized": addLayer});
    }

    function addLayer() {
        map.addLayers([layer]);
        map.setCenter(new SuperMap.LonLat(0, 0), 0);
        queryLayersInfo();
    }

    //查询图层信息
    function queryLayersInfo() {
        var getLayersInfoService = new SuperMap.REST.GetLayersInfoService(url1, {
            eventListeners: {"processCompleted": queryLayersInfoCompleted, "processFailed": processFailed}
        });
        getLayersInfoService.processAsync();
    }

    //显示子图层信息
    function queryLayersInfoCompleted(queryEventArgs) {
        var i, len, sublayer, layersInfo, layerName,
            result = queryEventArgs.result;
        if (result && result.subLayers && result.subLayers.layers) {
            layersInfo = result.subLayers.layers;
            layersName = [];
            for (i = 0, len = layersInfo.length; i < len; i++) {
                subLayer = layersInfo[i];
                if ("UGC" == subLayer.type) {
                    //记录数据源，数据集信息供字段查询统计使用
                    if (subLayer.datasetInfo.name && subLayer.datasetInfo.dataSourceName) {
                        layersName[i] = {
                            name: subLayer.datasetInfo.name,
                            dataSourceName: subLayer.datasetInfo.dataSourceName,
                            layerName: subLayer.name
                        };
                    }
                }
            }
        }
        //添加图层信息到选择列表
        var layerSelect = document.getElementById("layerSelect");
        layerSelect.innerHTML = "";
        var innerHTML = "";
        // var layerSelect = $("#layerSelect")[0];//document.getElementById("layerSelect");
        if (!layerSelect) {
            return;
        }
        var option;
        for (i = 0; i < layersName.length; i++) {
            layerSelect.options[i] = new Option(layersName[i].layerName);
        }
        getFields();
    }


    function getFields() {
        var layerSelect = document.getElementById("layerSelect");
        var name = layerSelect.options[layerSelect.selectedIndex].innerHTML;//:selected").text();
        var i, len, dataInfo, getFieldsService, layerName;
        for (i = 0, len = layersName.length; i < len; i++) {
            dataInfo = layersName[i];
            if (dataInfo.layerName == name) {
                //设置数据集，数据源，查询fields信息
                currentData = dataInfo;
                getFieldsService = new SuperMap.REST.GetFieldsService(url2, {
                    eventListeners: {"processCompleted": getFieldsCompleted, "processFailed": processFailed},
                    datasource: dataInfo.dataSourceName,
                    dataset: dataInfo.name
                });
                getFieldsService.processAsync();
                break;
            }
        }
    }

    function getFieldsCompleted(getFieldsEventArgs) {
        var i, len, result = getFieldsEventArgs.result
        fieldNames = result.fieldNames,
            innerHTML = "";
        //注，因为iE8下动态更新option无效，所以这里先移除再整体添加
//                var fieldSelect = document.getElementById("fieldSelect");
//                if(fieldSelect){
//                    var parentDIV =  fieldSelect.parentNode;
//                    parentDIV.removeChild(fieldSelect)
//                }
//                for(i = 0, len = fieldNames.length; i < len; i++){
//                    innerHTML += "<option>" + fieldNames[i] + "</option>";
//                }
//                var fieldSelect = document.createElement("select");
//                fieldSelect.id="fieldSelect";
//                fieldSelect.style.width="100px";
//                fieldSelect.innerHTML = innerHTML;
//                parentDIV.appendChild(fieldSelect);

        var fieldSelect = document.getElementById("fieldSelect");
        fieldSelect.innerHTML = "";
        var innerHTML = "";
        // var layerSelect = $("#layerSelect")[0];//document.getElementById("layerSelect");
        if (!fieldSelect) {
            return;
        }
        var option;
        for (i = 0; i < fieldNames.length; i++) {
            fieldSelect.options[i] = new Option(fieldNames[i], fieldNames[i]);
        }
    }

    function fieldStatistic(fieldname) {
        widgets.alert.clearAlert();
        var fieldSelect = document.getElementById("fieldSelect");
        var fieldname = fieldSelect.options[fieldSelect.selectedIndex].innerHTML;
        //var fieldname = $("#fieldSelect :selected").text();
        currentStatisticResult = {fieldName: fieldname};
        if (currentData) {
            var keys = SuperMap.REST.StatisticMode;
            //针对六种统计方式分别进行请求
            for (var key in keys) {
                currentStatisticResult[keys[key]] = null;

                var statisticService = new SuperMap.REST.FieldStatisticService(url2, {
                    eventListeners: {"processCompleted": statisticComplete, "processFailed": processFailed},
                    datasource: currentData.dataSourceName,
                    dataset: currentData.name,
                    field: fieldname,
                    statisticMode: keys[key]
                })
                statisticService.processAsync();
            }
        }
    }

    function statisticComplete(fieldStatisticEventArgs) {
        var getAll = true,
            result = fieldStatisticEventArgs.result;
        if (currentStatisticResult) {
            if (null == currentStatisticResult[result.mode]) {
                currentStatisticResult[result.mode] = result.result;
            }
        }
        for (var key in currentStatisticResult) {
            if (null == currentStatisticResult[key]) {
                getAll = false;
                break;
            }
        }
        if (getAll) {
            showResult(currentStatisticResult);
        }
    }

    function showResult() {
        //如果有，删除之前的结果
        //$("#fieldResult").remove();
        var fieldResult = document.getElementById("fieldResult");
        if (fieldResult) {
            var fieldResultParent = fieldResult.parentNode;
            fieldResultParent.removeChild(fieldResult);
        }

        fieldResult = document.createElement("div");
        fieldResult.id = "fieldResult";
        fieldResult.className = "alert alert-success fade in";
        fieldResult.style.position = "absolute";
        fieldResult.style.bottom = "1px";
        fieldResult.style.left = "20px";
        fieldResult.style.zIndex = 2000;
        fieldResult.style.textAlign = "center";
        var innerHTMLStr = '<div style="line-height: 35px;"><button id="closeTableBtn" class="close" data-dismiss="alert" style="float:right;right:10px;">&times;</button>'
            + '<strong>' + resources.text_field + '（' + currentStatisticResult.fieldName + '）' + resources.text_statisticResult + '</strong><div>';
//                var fieldRestulHTML = '<div id="fieldResult" class="alert alert-success fade in" style="position:absolute; top: 350px; left: 50px; z-index: 2000; text-align: center;">'
//                        + '<button class="close" data-dismiss="alert">&times;</button>'
//                        + '<strong>字段（' +  currentStatisticResult.fieldName + '）统计结果:</strong>'
//                        + '</div>';
        //var fieldResult = $(fieldRestulHTML);
        //这里因为想借用中文显示，所以使用定义的内部数组而不是SuperMap.REST.StatisticMode..
        var keys = ["AVERAGE", "MAX", "MIN", "STDDEVIATION", "SUM", "VARIANCE"];
        var tableStr = "<table id='trafficRes' class='table table-bordered'><tr><td>" + resources.text_averageValue + "</td><td>" + resources.text_maxValue + "</td><td>" + resources.text_minValue + "</td>"
            + "<td>" + resources.text_standardDeviation + "</td><td>" + resources.text_sum + "</td><td>" + resources.text_variance + "</td></tr>";
        var resultTR = "<tr>";
        for (var i = 0; i < keys.length; i++) {
            //$("<td>" + currentStatisticResult[keys[i]] + "</td>").appendTo(resultTR);
            resultTR += "<td>" + currentStatisticResult[keys[i]] + "</td>";
        }
        resultTR += "</tr>";
        //table.append(resultTR);
        tableStr += resultTR + "</table>";
        innerHTMLStr += tableStr;
        //fieldResult.append(table);
        fieldResult.innerHTML = innerHTMLStr;
        //$('#map').append(fieldResult);
        document.getElementById("map").appendChild(fieldResult);
        document.getElementById("closeTableBtn").onclick = function () {
            if (fieldResult) {
                var fieldResultParent = fieldResult.parentNode;
                fieldResultParent.removeChild(fieldResult);
            }
        }
    }

    function processFailed(e) {
        widgets.alert.showAlert(e.error.errorMsg, false);
    }

    function clearFeatures() {
        //先清除上次的显示结果
        vectorLayer.removeAllFeatures();
        vectorLayer.refresh();
    }

</script>
</body>
</html>