/*
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* @Author: your name
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* @Date: 2021-12-07 15:05:29
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* @LastEditTime: 2021-12-07 16:06:35
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* @LastEditors: Please set LastEditors
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* @Description: 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
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* @FilePath: \huizhi-sdk\src\components\Map\libs\Cluster.js
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*/
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import { Cesium } from '@/global';
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const PointCluster = (map, event) => {
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console.log(map);
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const dataSource = map.plotDrawTool.dataSource;
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const viewer = map.viewer;
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var pixelRange = 15;
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var minimumClusterSize = 3;
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var enabled = true;
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dataSource.clustering.enabled = enabled;
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dataSource.clustering.pixelRange = pixelRange;
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dataSource.clustering.minimumClusterSize = minimumClusterSize;
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var removeListener;
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var pinBuilder = new Cesium.PinBuilder();
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var pin50 = pinBuilder.fromText('50+', Cesium.Color.RED, 48).toDataURL();
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var pin40 = pinBuilder.fromText('40+', Cesium.Color.ORANGE, 48).toDataURL();
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var pin30 = pinBuilder.fromText('30+', Cesium.Color.YELLOW, 48).toDataURL();
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var pin20 = pinBuilder.fromText('20+', Cesium.Color.GREEN, 48).toDataURL();
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var pin10 = pinBuilder.fromText('10+', Cesium.Color.BLUE, 48).toDataURL();
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var singleDigitPins = new Array(8);
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for (var i = 0; i < singleDigitPins.length; ++i) {
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singleDigitPins[i] = pinBuilder
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.fromText('' + (i + 2), Cesium.Color.VIOLET, 48)
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.toDataURL();
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}
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function customStyle() {
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if (Cesium.defined(removeListener)) {
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removeListener();
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removeListener = undefined;
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} else {
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removeListener = dataSource.clustering.clusterEvent.addEventListener(
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function(clusteredEntities, cluster) {
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cluster.label.show = false;
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cluster.billboard.show = true;
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cluster.billboard.id = cluster.label.id;
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cluster.billboard.verticalOrigin = Cesium.VerticalOrigin.BOTTOM;
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if (clusteredEntities.length >= 50) {
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cluster.billboard.image = pin50;
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} else if (clusteredEntities.length >= 40) {
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cluster.billboard.image = pin40;
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} else if (clusteredEntities.length >= 30) {
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cluster.billboard.image = pin30;
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} else if (clusteredEntities.length >= 20) {
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cluster.billboard.image = pin20;
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} else if (clusteredEntities.length >= 10) {
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cluster.billboard.image = pin10;
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} else {
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cluster.billboard.image =
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singleDigitPins[clusteredEntities.length - 2];
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}
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}
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);
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}
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// force a re-cluster with the new styling
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var pixelRange = dataSource.clustering.pixelRange;
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dataSource.clustering.pixelRange = 0;
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dataSource.clustering.pixelRange = pixelRange;
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}
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// start with custom style
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customStyle();
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var viewModel = {
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pixelRange: pixelRange,
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minimumClusterSize: minimumClusterSize,
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};
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Cesium.knockout.track(viewModel);
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// var toolbar = document.getElementById('toolbar');
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// Cesium.knockout.applyBindings(viewModel, toolbar);
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function subscribeParameter(name) {
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Cesium.knockout
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.getObservable(viewModel, name)
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.subscribe(function(newValue) {
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dataSource.clustering[name] = newValue;
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});
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}
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subscribeParameter('pixelRange');
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subscribeParameter('minimumClusterSize');
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// Sandcastle.addToggleButton("Enabled", true, function (checked) {
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// dataSource.clustering.enabled = checked;
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// });
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// Sandcastle.addToggleButton("Custom Styling", true, function (
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// checked
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// ) {
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// customStyle();
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// });
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var handler = new Cesium.ScreenSpaceEventHandler(viewer.scene.canvas);
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handler.setInputAction(function(movement) {
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var pickedLabel = viewer.scene.pick(movement.position);
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if (Cesium.defined(pickedLabel)) {
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var ids = pickedLabel.id;
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if (Array.isArray(ids)) {
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for (var i = 0; i < ids.length; ++i) {
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// ids[i].billboard.color = Cesium.Color.RED;
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}
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}
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}
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}, Cesium.ScreenSpaceEventType.LEFT_CLICK);
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};
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export { PointCluster };
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