//監(jiān)聽地圖移動完成事件
this.viewer.camera.moveEnd.addEventListener(this.onMoveendMap);
//監(jiān)聽地圖移動完成事件
onMoveendMap = () => {
const me = this;
//獲取當前相機高度
let height = Math.ceil(me.viewer.camera.positionCartographic.height);
let zoom = me.heightToZoom(height);
let bounds = me.getCurrentExtent();
console.log('地圖變化監(jiān)聽事件',zoom,bounds);
};

/*
*獲取當前三維范圍
*extent,返回當前模式下地圖范圍[xmin,ymin,xmax,ymax]
*extent,返回當前模式下地圖范圍{xmin,ymin,xmax,ymax}
*/
getCurrentExtent = () => {
//獲取當前三維地圖范圍
var Rectangle = this.viewer.camera.computeViewRectangle();
……