等高线控制

src/Global/global.js

@@ -111,7 +111,7 @@ function CesiumContainer(sdk, options) {
   }
   containerObject[sdk.viewer._element.className] || (containerObject[sdk.viewer._element.className] = {})
   containerObject[sdk.viewer._element.className].event && containerObject[sdk.viewer._element.className].event.destroy()
-  let tools = new Tools()
+  let tools = new Tools(sdk)
   let element = sdk.viewer._element
   let proj = sdk.proj
   for (let key in options) {
@@ -174,15 +174,28 @@ function CesiumContainer(sdk, options) {
           }
           let event = new MouseEvent(sdk)
           containerObject[sdk.viewer._element.className].event = event
+          let lastPickTime = 0;
+          let timeoutEvent
           event.mouse_move((movement, cartesian) => {
             _cartesian = cartesian
+            // const now = Date.now();
+            // if (now - lastPickTime < 500) {
+            //   clearTimeout(timeoutEvent)
+            //   timeoutEvent = setTimeout(() => {
+            //     update()
+            //   }, 500);
+            //   return
+            // }
+            // lastPickTime = now;
             update()
           })
-          function update() {
+          async function update() {
             if (!_cartesian) {
               return
             }
+            // let pos = sdk.viewer.scene.clampToHeight(_cartesian)
             let position = tools.cartesian3Towgs84(_cartesian, sdk.viewer)
+            // position.alt = height
             if (coordinateSystem === 'EPSG:4326') {
               infoElm.innerHTML = `
                   <span>经度：</span><span>${Number(position.lng.toFixed(6))}° </span>
@@ -437,12 +450,12 @@ function closeViewFollow(sdk) {
 
 /* 方里网状态开关 */
 function FlwStatusSwitch(sdk, status) {
-  if(!sdk) {
+  if (!sdk) {
     return
   }
   let layer
   let sdkD = getSdk().sdkD
-  if(sdkD && sdk !== sdkD) {
+  if (sdkD && sdk !== sdkD) {
     FlwStatusSwitch(sdkD, status)
   }
   for (let i = 0; i < sdk.viewer.imageryLayers._layers.length; i++) {
@@ -477,12 +490,12 @@ function getFlwStatus(sdk) {
 
 /* 经纬网状态开关 */
 function JwwStatusSwitch(sdk, status) {
-  if(!sdk) {
+  if (!sdk) {
     return
   }
   let layer
   let sdkD = getSdk().sdkD
-  if(sdkD && sdk !== sdkD) {
+  if (sdkD && sdk !== sdkD) {
     JwwStatusSwitch(sdkD, status)
   }
   for (let i = 0; i < sdk.viewer.imageryLayers._layers.length; i++) {