lengthText 지워지는 현상 수정

src/hooks/roofcover/useRoofShapeSetting.js

@@ -423,7 +423,9 @@ export function useRoofShapeSetting(id) {
         canvas.remove(obj)
       })
 
-    const removeTargets = canvas.getObjects().filter((obj) => obj.name === 'pitchText' || obj.name === 'lengthText')
+    const removeTargets = canvas
+      .getObjects()
+      .filter((obj) => (obj.name === 'pitchText' || obj.name === 'lengthText') && outerLines.map((id) => id).includes(obj.parentId))
     removeTargets.forEach((obj) => {
       canvas.remove(obj)
     })