private void UpdateFlickGesture()
{
if (!IsFlickGesture)
{
return;
}
// Slowdown a little.
dragVelocity *= FlickAcceleration;
if ((dragVelocity.magnitude * Time.deltaTime) < FlickGestureThresholdInPixels ||
songRouletteItems.IsNullOrEmpty() ||
InputUtils.AnyMouseButtonPressed() ||
(flickGestureWasNoTouchscreenPressed && InputUtils.AnyTouchscreenPressed()))
{
// End flick-gesture
IsFlickGesture = false;
dragVelocity = Vector2.zero;
OnEndDrag(Vector2.zero);
return;
}
// Stop flick when the touchscreen was pressed again (i.e., a rising flank).
flickGestureWasNoTouchscreenPressed = flickGestureWasNoTouchscreenPressed || !InputUtils.AnyTouchscreenPressed();
// Simulate drag in flick direction.
SongRouletteItem flickSongRouletteItem = songRouletteItems.FirstOrDefault(it => it.SongMeta == SelectedSongMeta);
OnDrag(flickSongRouletteItem, dragVelocity * Time.deltaTime);
}
private void UpdateSongRouletteItems()
{
List <SongRouletteItem> usedSongRouletteItems = new List <SongRouletteItem>();
// Spawn roulette items for songs to be displayed (i.e. selected song and its surrounding songs)
int activeCenterIndex = activeRouletteItemPlaceholders.IndexOf(centerItem);
foreach (RouletteItemPlaceholder placeholder in activeRouletteItemPlaceholders)
{
int index = activeRouletteItemPlaceholders.IndexOf(placeholder);
int activeCenterDistance = index - activeCenterIndex;
int songIndex = SelectedSongIndex + activeCenterDistance;
SongMeta songMeta = GetSongAtIndex(songIndex);
// Get or create SongRouletteItem for the song at the index
SongRouletteItem songRouletteItem = songRouletteItems.Where(it => it.SongMeta == songMeta).FirstOrDefault();
if (songRouletteItem == null)
{
songRouletteItem = CreateSongRouletteItem(songMeta, placeholder);
}
// Update target
songRouletteItem.TargetRouletteItem = placeholder;
usedSongRouletteItems.Add(songRouletteItem);
}
// Remove unused items
foreach (SongRouletteItem songRouletteItem in new List <SongRouletteItem>(songRouletteItems))
{
if (!usedSongRouletteItems.Contains(songRouletteItem))
{
RemoveSongRouletteItem(songRouletteItem);
}
}
}
public void OnBeginDrag(SongRouletteItem songRouletteItem)
{
IsDrag = true;
DragSongRouletteItem = songRouletteItem;
songRouletteItems.ForEach(it => it.StartAnimationTowardsTargetRouletteItem());
songPreviewController.StopSongPreview();
// For velocity calculation
dragStartPosition = songRouletteItem.GetPosition();
dragDuration = 0;
}
public void OnDrag(SongRouletteItem songRouletteItem, Vector2 dragDeltaInPixels)
{
dragDuration += Time.deltaTime;
SlotListControl.OnDrag(songRouletteItem, dragDeltaInPixels);
songRouletteItems.ForEach(it => SlotListControl.InterpolateSize(it));
if (DragSongRouletteItem != null)
{
DragDistance = DragSongRouletteItem.GetPosition() - dragStartPosition;
}
}
private SongRouletteItem CreateSongRouletteItem(SongMeta songMeta, RouletteItemPlaceholder rouletteItem)
{
SongRouletteItem item = Instantiate(songRouletteItemPrefab);
item.transform.SetParent(transform);
item.SongMeta = songMeta;
item.RectTransform.anchorMin = rouletteItem.RectTransform.anchorMin;
item.RectTransform.anchorMax = rouletteItem.RectTransform.anchorMax;
item.RectTransform.sizeDelta = Vector2.zero;
item.RectTransform.anchoredPosition = Vector2.zero;
item.TargetRouletteItem = rouletteItem;
item.AnimTime = 1;
item.ScaleTime = 1;
item.GetComponent <Button>().onClick.AddListener(() => SelectSong(songMeta));
songRouletteItems.Add(item);
return(item);
}
private SongRouletteItem CreateSongRouletteItem(SongMeta songMeta, RouletteItemPlaceholder rouletteItem)
{
SongRouletteItem item = Instantiate(songRouletteItemPrefab);
item.transform.SetParent(transform);
item.SongMeta = songMeta;
item.RectTransform.anchorMin = rouletteItem.RectTransform.anchorMin;
item.RectTransform.anchorMax = rouletteItem.RectTransform.anchorMax;
item.RectTransform.sizeDelta = Vector2.zero;
item.RectTransform.anchoredPosition = Vector2.zero;
item.TargetRouletteItem = rouletteItem;
item.RectTransform.localScale = Vector3.zero;
Button button = item.GetComponent <Button>();
button.onClick.AddListener(() => OnSongButtonClicked(songMeta));
songMetaToButtonMap[songMeta] = button;
songRouletteItems.Add(item);
return(item);
}
private SongRouletteItem CreateSongRouletteItem(SongMeta songMeta, RouletteItemPlaceholder rouletteItem)
{
SongRouletteItem item = Instantiate(songRouletteItemPrefab, songRouletteItemContainer);
injector.InjectAllComponentsInChildren(item);
item.name = songMeta.Artist + "-" + songMeta.Title;
item.SongMeta = songMeta;
item.RectTransform.anchorMin = rouletteItem.RectTransform.anchorMin;
item.RectTransform.anchorMax = rouletteItem.RectTransform.anchorMax;
item.RectTransform.sizeDelta = Vector2.zero;
item.RectTransform.anchoredPosition = Vector2.zero;
item.TargetRouletteItem = rouletteItem;
Button button = item.GetComponent <Button>();
button.OnClickAsObservable().Subscribe(_ => OnSongButtonClicked(songMeta));
songMetaToButtonMap[songMeta] = button;
songRouletteItems.Add(item);
SlotListControl.ListItems.Add(item);
return(item);
}
private void RemoveSongRouletteItem(SongRouletteItem songRouletteItem)
{
songRouletteItem.TargetRouletteItem = null;
songRouletteItems.Remove(songRouletteItem);
}
public void RemoveSongRouletteItem(SongRouletteItem songRouletteItem)
{
songRouletteItem.TargetRouletteItem = null;
songRouletteItems.Remove(songRouletteItem);
SlotListControl.ListItems.Remove(songRouletteItem);
}