[frontend] Disable forces when adding a new entity (#7298)

opencti-platform/opencti-front/src/private/components/analyses/reports/ReportKnowledgeGraph.jsx

@@ -524,12 +524,28 @@ class ReportKnowledgeGraphComponent extends Component {
 
   async handleAddEntity(stixCoreObject) {
     if (R.map((n) => n.id, this.graphObjects).includes(stixCoreObject.id)) return;
+
+    this.graph.current.d3Force('link').distance(0);
+    this.graph.current.d3Force('charge').strength(0);
+    const currentPositions = R.indexBy(
+      R.prop('id'),
+      R.map((n) => ({ id: n.id, x: n.fx, y: n.fy }), this.graphData.nodes),
+    );
+
     this.graphObjects = [...this.graphObjects, stixCoreObject];
     this.graphData = buildGraphData(
       this.graphObjects,
       decodeGraphData(this.props.report.graph_data),
       this.props.t,
     );
+
+    this.graphData.nodes.forEach((node) => {
+      if (currentPositions[node.id]) {
+        node.fx = currentPositions[node.id].x;
+        node.fy = currentPositions[node.id].y;
+      }
+    });
+
     await this.resetAllFilters();
     const selectedTimeRangeInterval = computeTimeRangeInterval(
       this.graphObjects,
@@ -548,6 +564,7 @@ class ReportKnowledgeGraphComponent extends Component {
       },
       () => {
         setTimeout(() => this.handleZoomToFit(), 1500);
+        this.forceUpdate();
       },
     );
   }