Method add

src/service/resources-impl.js:295–319

@override

(element)

  /** @override */
  add(element) {
    // Ensure the viewport is ready to accept the first element.
    this.addCount_++;
    if (this.addCount_ == 1) {
      this.viewport_.ensureReadyForElements();
    }

    // First check if the resource is being reparented and if it requires
    // reconstruction. Only already built elements are eligible.
    let resource = Resource.forElementOptional(element);
    if (
      resource &&
      resource.getState() != ResourceState_Enum.NOT_BUILT &&
      !element.reconstructWhenReparented()
    ) {
      resource.requestMeasure();
      dev().fine(TAG_, 'resource reused:', resource.debugid);
    } else {
      // Create and add a new resource.
      resource = new Resource(++this.resourceIdCounter_, element, this);
      dev().fine(TAG_, 'resource added:', resource.debugid);
    }
    this.resources_.push(resource);
    this.remeasurePass_.schedule(1000);
  }

  /**
   * Limits the number of elements being build in pre-render phase to