function newTopSpace () {
  var thisObject = {
    container: undefined,
    draw: draw,
    getContainer: getContainer,     // returns the inner most container that holds the point received by parameter.
    companyLogo: undefined,
    endUser: undefined,
    devTeam: undefined,
    currentBot: undefined,
    currentProcess: undefined,
    currentStartMode: undefined,
    currentEvent: undefined,
    login: undefined,
    initialize: initialize
  }

  var container = newContainer()
  container.initialize()
  thisObject.container = container

  resize()

  container.isDraggeable = false

  return thisObject

  function initialize () {
    let sharedStatus = {
      currentDevTeamIndex: 0,
      currentEventIndex: 0,
      currentUserBotIndex: 0,
      currentProcessIndex: 0,
      currentBotType: '',
      eventHandler: newEventHandler()
    }

    thisObject.login = newLogin()
    thisObject.login.initialize(sharedStatus, onLoginInitialized)

    thisObject.companyLogo = newCompanyLogo()
    thisObject.endUser = newEndUser()
    thisObject.currentBot = newCurrentBot()
    thisObject.currentProcess = newCurrentProcess()
    thisObject.currentStartMode = newCurrentStartMode()
    thisObject.currentEvent = newCurrentEvent()
    thisObject.devTeam = newDevTeam()

    window.canvasApp.eventHandler.listenToEvent('Browser Resized', resize)

    function onLoginInitialized () {
      thisObject.companyLogo.initialize()
      thisObject.endUser.initialize()
      thisObject.currentBot.initialize(sharedStatus)
      thisObject.currentProcess.initialize(sharedStatus)
      thisObject.currentStartMode.initialize(sharedStatus)
      thisObject.currentEvent.initialize(sharedStatus)
      thisObject.devTeam.initialize(sharedStatus)
    }
  }

  function resize () {
    thisObject.container.frame.width = browserCanvas.width
    thisObject.container.frame.height = TOP_SPACE_HEIGHT

    container.frame.position.x = 0
    container.frame.position.y = viewPort.visibleArea.bottomLeft.y
  }

  function getContainer (point) {
    let container

    container = thisObject.companyLogo.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.endUser.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.devTeam.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.currentBot.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.currentProcess.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.currentStartMode.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.currentEvent.getContainer(point)
    if (container !== undefined) { return container }

    container = thisObject.login.getContainer(point)
    if (container !== undefined) { return container }

        /* The point does not belong to any inner container, so we return the current container. */

    return thisObject.container
  }

  function draw () {
    thisObject.container.frame.draw(false, false)

    drawBackground()
    thisObject.companyLogo.draw()
    thisObject.endUser.draw()
    thisObject.devTeam.draw()
    thisObject.currentBot.draw()
    thisObject.currentProcess.draw()
    thisObject.currentStartMode.draw()
    thisObject.currentEvent.draw()
    thisObject.login.draw()
  }

  function drawBackground () {
    let opacity = 1

    browserCanvasContext.beginPath()

    browserCanvasContext.rect(0, 0, thisObject.container.frame.width, thisObject.container.frame.height)
    browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.RUSTED_RED + ', ' + opacity + ')'

    browserCanvasContext.closePath()

    browserCanvasContext.fill()
  }
}