修改tip提示语

src/Measure/MeasureTriangle/index.js

@@ -14,7 +14,7 @@ class MeasureTriangle extends Measure {
    * @description 三角测量
    * */
   constructor(sdk) {
-    super(sdk);
+    super(sdk, {text: "左键单击确定控制点位置，右键单击取消三角测量！"});
   }
 
   cal_center(positions) {
@@ -170,6 +170,7 @@ class MeasureTriangle extends Measure {
       let leftEvent = (movement, car) => {
         xiebian_line_positions.push(car)
 
+        this.tip.set_text('左键单击确定终点位置，完成三角测量！')
         if (this.ids.length === 0) {//创建三角形
           first_point = this.cartesian3Towgs84(car, this.viewer)
           this.createPolyline(shuiping_line_id,)