iClient-JavaScript/examples/leaflet/01_chartService.html at 11.2.0 · SuperMap/iClient-JavaScript

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<!--********************************************************************

*********************************************************************-->

<!DOCTYPE html>

<html>

<head>

<style>

#toolbar {

position: absolute;

top: 0px;

right: 10px;

width: 330px;

height: 100%;

z-index: 999;

border-radius: 4px;

}

.tab-content {

height: calc(100% - 40px);

overflow: auto;

}

.setting-title {

padding-bottom: 4px;

text-align: left;

}

#settings .input-group-addon:first-child {

min-width: 165px;

text-align: left;

}

#sql .input-group-addon:first-child {

min-width: 100px;

text-align: left;

}

#groups {

max-height: 290px;

overflow: auto;

padding: 0;

}

#queryResults {

max-height: 360px;

overflow: auto;

padding: 0;

}

td,th{

border: 1px solid black;

max-width: 135px;

text-overflow: ellipsis;

overflow: hidden;

white-space: nowrap;

}

#queryResults a,#groups a, a:hover, a:focus {

color: #333 !important;

text-decoration: none !important;

}

#queryResults li>a,

#groups li>a {

display: inline-block;

width: 100%;

padding: 3px 8px;

}

#queryResults li,

#groups li {

display: flex;

align-items: center;

padding: 0 20px;

}

#queryResults li img,

#groups li img{

width: 12px;

height: 12px;

opacity: 0.8;

}

#queryResults li:hover,

#queryResults li.active,

#groups li:hover,

#groups li.active {

background-color: #eee;

}

.attrs-btns {

display: flex;

justify-content: center;

padding: 10px;

}

#toolbar .panel-heading{

padding: 0;

}

</style>

</head>

</ul>

</select>

</div>

</select>

</div>

</div>

</div>

<option value="Arial">Arial</option>

</select>

</div>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</div>

</div>

</div>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</div>

</div>

</div>

</div>

</div>

</select>

</div>

</select>

</div>

</select>

</div>

</div>

</div>

</h5>

</div>

</div>

var url = "https://iserver.supermap.io/iserver/services/map-chart/rest/maps/GB4X0000_52000";

var map = L.map('map', {

preferCanvas: true,

crs: L.CRS.EPSG4326,

center: {lon: 61.0, lat: -32.51},

maxZoom: 18,

zoom: 12

});

var featureInfos;

var pointResultLayer, sqlResultLayer;

var imgSrc = {

"Point": "../img/point1.png",

"MultiPoint": "../img/point1.png",

"LineString": "../img/line.png",

"MultiLineString": "../img/line.png",

"Polygon": "../img/polygon.png",

"MultiPolygon": "../img/polygon.png",

};

var displayableAcronymClassify = {};

var chartSetting = getChartSetting();

var layer = new L.supermap.TiledMapLayer(url,{

chartSetting: chartSetting

}).addTo(map);

changeDisplayModeChart();

function changeDisplayModeChart() {

// 当将显示模式设置为OTHER时,是否显示水深点、是否显示元物标、是否显示其他等深线标注才有效

var displayModeChart = document.getElementById("displayModeChart").value

document.getElementById("displaySounding").disabled = displayModeChart !== 'OTHER';

document.getElementById("displayMetaObject").disabled = displayModeChart !== 'OTHER';

document.getElementById("displayOtherContourLabel").disabled = displayModeChart !== 'OTHER';

}

function getChartSetting() {

var displayModeChart = document.getElementById("displayModeChart").value;

var colourModeChart = document.getElementById("colourModeChart").value;

var displayTypeName = document.getElementById("displayTypeName").value;

var displayScaleFactor = parseFloat(document.getElementById("displayScaleFactor").value);

var fontName = document.getElementById("fontName").value;

var simplifiedMarker = document.getElementById("simplifiedMarker").value === "true";

var symbolizedAreaBoundary = document.getElementById("symbolizedAreaBoundary").value === "true";

var displayTextMessage = document.getElementById("displayTextMessage").value === "true";

var displaySounding = document.getElementById("displaySounding").value === "true";

var minVisibleScaleEnabled = document.getElementById("minVisibleScaleEnabled").value === "true";

var localizationDisplayText = document.getElementById("localizationDisplayText").value === "true";

var displayMetaObject = document.getElementById("displayMetaObject").value === "true";

var displayCellName = document.getElementById("displayCellName").value === "true";

var displayBorder = document.getElementById("displayBorder").value === "true";

var displaySafetyContourLabel = document.getElementById("displaySafetyContourLabel").value === "true";

var safetyContour = parseFloat(document.getElementById("safetyContour").value);

var shallowContour = parseFloat(document.getElementById("shallowContour").value);

var deepContour = parseFloat(document.getElementById("deepContour").value);

var safetyDepth = parseFloat(document.getElementById("safetyDepth").value);

var displayOtherContourLabel = document.getElementById("displayOtherContourLabel").value === "true";

var displayTwoShades = document.getElementById("displayTwoShades").value === "true";

var depthUnit = document.getElementById("depthUnit").value;

var fontSize = parseFloat(document.getElementById("fontSize").value);

var textClipRegionEnabled = document.getElementById("textClipRegionEnabled").value === "true";

var displayLowAccurateMarker = document.getElementById("displayLowAccurateMarker").value === "true";

var chartSetting = new L.supermap.ChartSetting({

displayModeChart: displayModeChart,

colourModeChart: colourModeChart,

displayTypeName: displayTypeName,

displayScaleFactor: displayScaleFactor,

fontName: fontName,

simplifiedMarker: simplifiedMarker,

symbolizedAreaBoundary: symbolizedAreaBoundary,

displayTextMessage: displayTextMessage,

displaySounding: displaySounding,

minVisibleScaleEnabled: minVisibleScaleEnabled,

localizationDisplayText: localizationDisplayText,

displayMetaObject: displayMetaObject,

displayCellName: displayCellName,

displaySafetyContourLabel: displaySafetyContourLabel,

safetyContour: safetyContour,

shallowContour: shallowContour,

deepContour: deepContour,

safetyDepth: safetyDepth,

displayOtherContourLabel: displayOtherContourLabel,

displayTwoShades: displayTwoShades,

depthUnit: depthUnit,

fontSize: fontSize,

displayBorder: displayBorder,

textClipRegionEnabled: textClipRegionEnabled,

displayLowAccurateMarker: displayLowAccurateMarker,

displayableAcronymClassify: displayableAcronymClassify

})

return chartSetting;

}

function update() {

var newChartSetting = getChartSetting();

layer.updateParams({chartSetting: newChartSetting})

}

getChartFeatureInfo();

function getChartFeatureInfo() {

new L.supermap.ChartService(url).getChartFeatureInfo().then(function(serviceResult) {

featureInfos = serviceResult.result;

getFeaturesList();

})

}

getClassify();

function getClassify() {

var classifications = document.getElementById('classify')

var chartService = new L.supermap.ChartService(url);

// 获取海图物标分类信息

chartService.getChartAcronymClassify().then(function(serviceResult) {

// 创建分类信息复选框

serviceResult.result.forEach(function(element) {

displayableAcronymClassify[element.name] = true

update();

var checkbox = document.createElement('input');

checkbox.type = 'checkbox';

checkbox.value = element.name;

checkbox.checked = true;

checkbox.id = element.name;

var label = document.createElement('label');

label.textContent = element.aliasName;

label.style.marginLeft = "15px";

label.htmlFor = element.name;

classifications.appendChild(checkbox);

classifications.appendChild(label);

var brElement = document.createElement('br');

classifications.appendChild(brElement);

checkbox.addEventListener("click", function() {

displayableAcronymClassify[checkbox.value] = checkbox.checked;

update();

});

})

}

function clickHandler(event) {

var coordinate = event.latlng;

var pixelCoor = event.layerPoint;

var b1 = map.containerPointToLatLng([pixelCoor.x-15,pixelCoor.y+15]);

var b2 = map.containerPointToLatLng([pixelCoor.x+15,pixelCoor.y-15]);

// 添加点要素

pointResultLayer && map.removeLayer(pointResultLayer);

pointResultLayer = L.circleMarker(coordinate,{radius:5});

map.addLayer(pointResultLayer);

var parms = new L.supermap.ChartQueryParameters({

queryMode:"ChartFeatureBoundsQuery",

bounds: L.latLngBounds(b1, b2)

});

var groups = document.getElementById('groups');

var featuresAttr = document.getElementById('featuresAttr');

var queryTips = document.querySelector('#queryTips');

var attrTitle = document.getElementById('attrTitle');

groups.innerHTML = '';

featuresAttr.innerHTML = '';

attrTitle.style.display = 'none';

queryTips.innerHTML = resources.text_isQuerying;

new L.supermap.ChartService(url).queryChart(parms).then(function(res) {

var queryRes = res.result.recordsets;

attrTitle.style.display = queryRes.length ? "block" : "none";

if(queryRes.length) {

queryTips.innerHTML = '';

queryRes.forEach(function(recordset) {

// 图幅

var groupName = document.createElement('div');

groupName.innerHTML = recordset.datasetGroupName;

groupName.style.fontWeight = 600;

groups.append(groupName);

recordset.chartRecordsets.forEach(function(chartFeatureRecordset) {

var localName = featureInfos.find(function(featureInfo) {

return featureInfo.acronym === chartFeatureRecordset.acronym;

}).localName;

chartFeatureRecordset.features.features.forEach(function(feature) {

// 图幅下的物标

var type = feature.geometry.type;

var acronym = document.createElement('li');

acronym.innerHTML = '<img src=' + imgSrc[type] + '></img><a href="#' + chartFeatureRecordset.acronym + feature.id + '" data-toggle="tab">' + localName + '</a>';

document.getElementById('groups').append(acronym);

// 物标属性表格

var field = document.createElement('table');

field.id=chartFeatureRecordset.acronym+feature.id;

field.className='tab-pane';

var thead = document.createElement('thead');

thead.innerHTML = '<tr><th>' + resources.text_propertyName + '</th><th>' + resources.text_propertyValue + '</th></tr>';

field.append(thead);

featuresAttr.append(field);

var tbody = document.createElement('tbody');

field.append(tbody);

var propertiesKeys = Object.keys(feature.properties)

propertiesKeys.forEach(function(fieldName) {

var tr = document.createElement('tr');

var fieldValue = feature.properties[fieldName]

tr.innerHTML = '<td title=' + fieldName + '>' + fieldName + '</td> <td title="' + fieldValue + '">' + fieldValue + '</td>';

tbody.append(tr);

})

document.querySelector('#groups li').classList.add('active');

document.querySelector('#featuresAttr table').classList.add('active');

} else {

queryTips.innerHTML = resources.text_queryEmpty;

}

})

}

function clickToDraw() {

map.getContainer().style.cursor = 'crosshair';

map.on('click', clickHandler);

}

function cancelDraw() {

map.getContainer().style.cursor = 'default';

map.off('click', clickHandler);

pointResultLayer && map.removeLayer(pointResultLayer);

}

getLayers()

function getLayers() {

var chartLayers= [];

new L.supermap.LayerInfoService(url).getLayersInfo().then(function(serviceResult) {

serviceResult.result.subLayers.layers.map(function (layer) {

chartLayers.push(layer.name);

});

var selectElement = document.getElementById('chartLayers');

for (var i = 0; i < chartLayers.length; i++) {

const optionElement = document.createElement('option');

optionElement.value = chartLayers[i];

optionElement.textContent = chartLayers[i];

selectElement.appendChild(optionElement);

}

})

}

function getFeaturesList() {

var featuresList = document.getElementById('featuresList');

for (var i = 0; i < featureInfos.length; i++) {

const optionElement = document.createElement('option');

optionElement.value = featureInfos[i]['code'];

optionElement.textContent = featureInfos[i]['localName'];

featuresList.appendChild(optionElement);

}

function sqlQuery() {

var chartLayerNames = document.getElementById("chartLayers").value;

var chartFeatureInfoSpecCode = document.getElementById("featuresList").value;

var attributeFilter = document.getElementById("attributeFilter").value;

var isQueryPoint = document.getElementById("isQueryPoint").value === "true";

var isQueryLine = document.getElementById("isQueryLine").value === "true";

var isQueryRegion = document.getElementById("isQueryRegion").value === "true";

var chartQueryFilterParameter = new L.supermap.ChartQueryFilterParameter({

isQueryPoint,

isQueryLine,

isQueryRegion,

attributeFilter,

chartFeatureInfoSpecCode

});

var chartQueryParameters = new L.supermap.ChartQueryParameters({

queryMode:"ChartAttributeQuery",

chartLayerNames:[chartLayerNames],

returnContent:true,

chartQueryFilterParameters:[chartQueryFilterParameter]

});

var queryResults = document.getElementById('queryResults')

queryResults.innerHTML = resources.text_isQuerying;

sqlResultLayer && map.removeLayer(sqlResultLayer);

var allFeatures = {features: [], type:"FeatureCollection"};

var layerStyle = {

pointToLayer: function (feature, latlng) {

return L.marker(latlng, {

icon: L.icon({

iconUrl: '../img/point2.png',

iconSize: [32, 32]

})

});

style: function (feature) {

return {

stroke: true,

color: 'rgba(255, 0, 0, 1)',

weight: 3,

fillOpacity: 0.1

};

}}

var featuresListEle = document.getElementById("featuresList");

var localName = featuresListEle.options[featuresListEle.selectedIndex].text;

new L.supermap.ChartService(url).queryChart(chartQueryParameters).then(function(res) {

var queryRes = res.result.recordsets;

queryResults.innerHTML = queryRes.length ? '': resources.text_queryEmpty;;

queryRes.forEach(function(recordset) {

allFeatures.features.push(...recordset.features.features);

recordset.features.features.forEach(function(feature) {

var type = feature.geometry.type;

var acronym = document.createElement('li');

acronym.addEventListener('click', addLayerAndFlyTo);

// 点击列表物标，创建图层高亮显示

function addLayerAndFlyTo() {

sqlResultLayer && map.removeLayer(sqlResultLayer);

sqlResultLayer = L.geoJSON(feature, layerStyle).addTo(map);;

var bounds = sqlResultLayer.getBounds();

map.flyToBounds(bounds, {

duration:1.5

});

}

acronym.innerHTML = '<img src=' + imgSrc[type] + '></img><a data-toggle="tab">' + localName + '</a>';

queryResults.append(acronym);

})

sqlResultLayer = L.geoJSON(allFeatures, layerStyle).addTo(map);

})

}

function removeSqlRes() {

document.getElementById('queryResults').innerHTML = '';

sqlResultLayer && map.removeLayer(sqlResultLayer);

}

</script>

</body>

</html>

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