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02_editFeatures.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>地物编辑</title>
<script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
<script type="text/javascript" src="../../dist/include-leaflet.js"></script>
<style>
.leaflet-tooltip, .leaflet-tooltip:before {
color: white;
border: none;
background: rgba(0, 0, 0, 0.5);
}
.tooltip-inner {
width: 80px;
background-color: transparent;
color: #515151;
}
</style>
</head>
<body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
<div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
<script type="text/javascript">
var host = window.isLocal ? window.server : "http://support.supermap.com.cn:8090";
var map, marker, featureGroup, resultLayer, featureService,
baseUrl = host + "/iserver/services/map-world/rest/maps/World",
url = host + "/iserver/services/data-world/rest/data";
map = L.map('map', {
preferCanvas: true,
crs: L.CRS.EPSG4326,
center: {lon: 0, lat: 0},
maxZoom: 18,
zoom: 2
});
L.supermap.tiledMapLayer(baseUrl).addTo(map);
featureGroup = L.featureGroup().addTo(map);
featureService = L.supermap.featureService(url);
initFeature();
initEditView();
function initFeature() {
var polygon = L.polygon([[20, 118], [20, 120], [50, 120], [50, -120], [20, 118]]);
var getFeatureParams = new SuperMap.GetFeaturesByGeometryParameters({
toIndex: -1,
datasetNames: ["World:Capitals"],
geometry: polygon
});
featureService.getFeaturesByGeometry(getFeatureParams, function (serviceResult) {
resultLayer = L.geoJSON(serviceResult.result.features).addTo(map);
resultLayer.on("mousemove", function (e) {
e.layer.bindPopup("首都：" + e.layer.feature.properties.CAPITAL).openPopup();
});
resultLayer.on("mouseout", function (e) {
e.layer.closePopup();
});
});
}
function initEditView() {
var infoView = L.control({position: 'topright'});
infoView.onAdd = function () {
var me = this;
me._div = L.DomUtil.create('div', 'panel panel-primary');
me._div.innerHTML = "<div class='panel-heading'>" +
"<h5 class='panel-title text-center'>编辑</h5></div><div class='panel-body content'>" +
"<input type='button' class='btn btn-default' value='添加地物' onclick='addMarker()'/> " +
"<input type='button' class='btn btn-default' value='撤销添加' onclick='revocationMarker()'/> " +
"<input type='button' class='btn btn-default' value='提交添加' onclick='commit()'/> " +
"<input type='button' class='btn btn-default' value='清除结果' onclick='clearLayer()'/></div>";
handleMapEvent(me._div, me._map);
return me._div;
};
infoView.addTo(map);
}
function handleMapEvent(div, map) {
if (!div || !map) {
return;
}
div.addEventListener('mouseover', function () {
map.dragging.disable();
map.scrollWheelZoom.disable();
map.doubleClickZoom.disable();
});
div.addEventListener('mouseout', function () {
map.dragging.enable();
map.scrollWheelZoom.enable();
map.doubleClickZoom.enable();
});
}
//添加鼠标滑动事件
var tooltip = L.tooltip({
direction: 'right'
});
var pointerMoveHandler = function (evt) {
tooltip.setContent("选择并删除要素。");
tooltip.setLatLng(evt.latlng);
tooltip.addTo(map);
};
function addMarker() {
widgets.alert.clearAlert();
closeClearListener();
var xmax = 120, xmin = 100, ymax = 50, ymin = 20,
point = [];
if (!featureGroup.hasLayer(marker)) {
point = [
Math.floor(Math.random() * (ymax - ymin + 1) + ymin),
Math.floor(Math.random() * (xmax - xmin + 1) + xmin)
];
marker = L.circleMarker(point, {color: "red"});
featureGroup.addLayer(marker);
featureGroup.addTo(map);
map.flyTo(point, 5);
} else {
featureGroup.clearLayers();
point = [
Math.floor(Math.random() * (ymax - ymin + 1) + ymin),
Math.floor(Math.random() * (xmax - xmin + 1) + xmin)
];
marker = L.circleMarker(point, {color: "red"});
featureGroup.addLayer(marker);
featureGroup.addTo(map);
map.flyTo(point, 5);
}
}
function revocationMarker() {
closeClearListener();
if (featureGroup.hasLayer(marker)) {
featureGroup.clearLayers();
marker = null;
} else {
widgets.alert.showAlert("没有可撤回的要素。",false);
}
}
function commit() {
widgets.alert.clearAlert();
closeClearListener();
if (featureGroup.hasLayer(marker)) {
marker = marker.toGeoJSON();
marker.properties = {POP: 1, CAPITAL: 'test'};
var addFeatureParams = new SuperMap.EditFeaturesParameters({
dataSourceName: "World",
dataSetName: "Capitals",
features: marker,
editType: "add",
returnContent: true
});
featureService.editFeatures(addFeatureParams, function (serviceResult) {
if (serviceResult.result.succeed) {
featureGroup.clearLayers();
marker = null;
map.removeLayer(resultLayer);
resultLayer = null;
initFeature();
widgets.alert.showAlert("提交成功",true);
}
});
} else {
widgets.alert.showAlert("请先添加地物",false);
}
}
function clearLayer() {
map.on('mousemove', pointerMoveHandler);
resultLayer.on("click", layerClickListener);
widgets.alert.clearAlert();
}
function layerClickListener(e) {
var deleteParams = new SuperMap.EditFeaturesParameters({
dataSourceName: "World",
dataSetName: "Capitals",
IDs: [e.layer.feature.properties.ID],
editType: "delete"
});
featureService.editFeatures(deleteParams, function (serviceResult) {
if (serviceResult.result.succeed) {
map.removeLayer(resultLayer);
resultLayer = null;
initFeature();
widgets.alert.showAlert("删除成功",true);
closeClearListener();
} else {
widgets.alert.showAlert("删除失败",false);
}
});
}
function closeClearListener() {
if (map.hasLayer(tooltip)) {
tooltip.removeFrom(map);
}
if (resultLayer) {
resultLayer.off("click", layerClickListener);
}
map.off('mousemove', pointerMoveHandler);
}
</script>
</body>
</html>