public float Arrange()
{
if (!EventViews.Any())
{
var height = RectTransform.sizeDelta.y;
return(height);
}
var eventPosX = 0.0f;
// Start by counting our own height from our top to the event attachement point
var cumulativeHeight = 9.0f;
// Then increment by space between bottom of step and top of event.
cumulativeHeight += TimelineViewBehaviour.SpaceBetweenStepAndEventBadge;
foreach (var eventView in EventViews)
{
// This positions the /attachment point/
eventView.RectTransform.anchoredPosition = new Vector2(eventPosX, 0.0f);
eventPosX += TimelineViewBehaviour.HorizontalEventSpacing;
// Ensure hierarchy order is synced with EventViews collection order.
eventView.RectTransform.SetAsFirstSibling();
// Add height of iterated event and its steps recursive
cumulativeHeight += eventView.Arrange(cumulativeHeight);
if (eventView != EventViews.Last())
{
if (eventView.StepViewsEnumerable.Any())
{
cumulativeHeight += TimelineViewBehaviour.SpaceBetweenStepAndEventBadge;
}
else
{
cumulativeHeight += TimelineViewBehaviour.SpaceBetweenEventAndEvent;
}
}
}
// Make sure workspace fits this step
var xFromWorkspaceEdge = RectTransform.sizeDelta.x - TimelineViewBehaviour.GetStepViewPositionRelativeToWorkspace(this).x;
TimelineViewBehaviour.BoostWorkspaceMax(new Vector2(xFromWorkspaceEdge + 40, cumulativeHeight + 40));
// Finish by counting the height from the attachment point to the bottom.
return(cumulativeHeight + 9.0f);
}
private void AddStepView(Step step)
{
var stepViewGo = Instantiate(StepViewPrefab);
var stepView = stepViewGo.GetComponent <TimelineStepViewBehaviour>();
stepView.transform.SetParent(StepAttachmentPoint, false);
stepView.Step = step;
stepView.EventColor = TimelineColorManager.GetEventColor(Event);
StepViews.Add(stepView);
TimelineViewBehaviour.RegisterStepView(stepView);
}
private void RemoveStepView(Step step)
{
var stepView = StepViews.FirstOrDefault(view => view.Step == step);
if (stepView == null)
{
return;
}
StepViews.Remove(stepView);
stepView.Shutdown();
Destroy(stepView.gameObject);
TimelineViewBehaviour.UnregisterStepView(stepView);
}
