Method layout

src/View/Pipe.js:474–505

* Layouts view and its subviews. * @return {View}

()

   * @return {View}
   */
  layout () {
    super.layout()

    // Measure scroll max
    this._scrollMax = this._$content.offsetWidth - this._$scrollable.offsetWidth

    // Reset scroll position to respect new bounds
    this.scrollTo(this._scrollPosition)

    // Update scroll handles
    if (this._scrollPosition === 0) {
      this._$scrollHandleLeft.classList.add(scrollHandleDisabledClass)
    } else {
      this._$scrollHandleLeft.classList.remove(scrollHandleDisabledClass)
    }

    if (this._scrollPosition === this._scrollMax) {
      this._$scrollHandleRight.classList.add(scrollHandleDisabledClass)
    } else {
      this._$scrollHandleRight.classList.remove(scrollHandleDisabledClass)
    }

    // Track pipe part positions to prepare for dragging events
    const scrollY = window.scrollY
    this._pipePartPositions = this._$pipeParts.map($pipePart => {
      const rect = $pipePart.getBoundingClientRect()
      return {
        x: rect.left + rect.width * 0.5 + this._scrollPosition,
        y: rect.top + rect.height * 0.5 + scrollY
      }
    })
  }

  /**
   * Scrolls to given position. Respects scroll bounds.