From 40510aca344d3c7fa0ec56dda2692df5ecf690b4 Mon Sep 17 00:00:00 2001
From: Artyom Hackimullin <xakimullin2@gmail.com>
Date: Mon, 7 Apr 2025 10:48:49 +0300
Subject: [PATCH] SUPPORT-8932: fix

---
 .../component/chart/ErvuChartTooltip.ts           | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/frontend/src/ts/ervu-dashboard/component/chart/ErvuChartTooltip.ts b/frontend/src/ts/ervu-dashboard/component/chart/ErvuChartTooltip.ts
index e9b61b6e..b0687e82 100644
--- a/frontend/src/ts/ervu-dashboard/component/chart/ErvuChartTooltip.ts
+++ b/frontend/src/ts/ervu-dashboard/component/chart/ErvuChartTooltip.ts
@@ -1,12 +1,11 @@
 import {
   ChangeDetectionStrategy,
-  ChangeDetectorRef,
   Component,
-  ElementRef,
   Input,
+  OnChanges,
   SimpleChanges
 } from '@angular/core';
-import {Control, Visible} from "@webbpm/base-package";
+import {Visible} from "@webbpm/base-package";
 
 @Component({
              moduleId: module.id,
@@ -14,21 +13,17 @@ import {Control, Visible} from "@webbpm/base-package";
              templateUrl: `./../../../../../src/resources/template/ervu-dashboard/ErvuChartTooltip.html`,
              changeDetection: ChangeDetectionStrategy.OnPush
            })
-export class ErvuChartTooltip extends Control {
+export class ErvuChartTooltip implements OnChanges {
   @Input()
   public tooltipModel: any;
   @Input()
-  public visible: boolean = false;
-  @Input()
   public position: any;
 
+  @Visible("false")
+  public visible: boolean = false;
   @Visible("false")
   public items: any[];
 
-  constructor(el: ElementRef, cd: ChangeDetectorRef) {
-    super(el, cd)
-  }
-
   ngOnChanges(changes: SimpleChanges): void {
     if ('position' in changes) {
       if (!this.tooltipModel || this.tooltipModel.opacity == 0 || this.tooltipModel.body.length == 0) {