Method register

src/api/pdf.ts:1973–1975

* Register a new object, assigning it a reference. * * The object will be written on the next save.

(obj: PdfObject)

   * The object will be written on the next save.
   */
  register(obj: PdfObject): PdfRef {
    return this.ctx.registry.register(obj);
  }

  /**
   * Create and register a new dictionary.