@inweb/viewer-visualize/src/Viewer/Commands/ZoomToObjects.ts

JavaScript library for rendering CAD and BIM files in a browser using VisualizeJS

///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance").
// All rights reserved.
//
// This software and its documentation and related materials are owned by
// the Alliance. The software may only be incorporated into application
// programs owned by members of the Alliance, subject to a signed
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable
// trade secrets of the Alliance and its suppliers. The software is also
// protected by copyright law and international treaty provisions. Application
// programs incorporating this software must include the following statement
// with their copyright notices:
//
//   This application incorporates Open Design Alliance software pursuant to a
//   license agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance.
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

import { Viewer } from "../Viewer";

export function zoomToObjects(viewer: Viewer, handles: string[] = []): void {
  if (!viewer.visualizeJs) return;

  const visLib = viewer.visLib();
  const visViewer = viewer.visViewer();

  const selectionSet = new visLib.OdTvSelectionSet();
  handles.forEach((handle) => {
    const entityId = visViewer.getEntityByOriginalHandle(handle + "");
    if (!entityId.isNull()) selectionSet.appendEntity(entityId);
  });

  visViewer.zoomToObjects?.(selectionSet);

  viewer.deviceAutoRegeneration();
  viewer.update();
  viewer.emitEvent({ type: "zoom" });

  selectionSet.delete();
}