feat: 自由测量

src/graphic/Service/UIService.js

@@ -77,7 +77,7 @@ export default class UIService {
     } else if (ui == UIEvents.MeasureLine) {
       this.setSelectLineCategory(VectorCategory.Line.MeasureLine);
       return true;
-    } else if (ui == UIEvents.Line) {
+    } else if (ui == UIEvents.Line || ui == UIEvents.FreeMeasureLine) {
       this.setSelectLineCategory(VectorCategory.Line.NormalLine);
       return true;
     } else if (ui == UIEvents.BaseLine) {