public void Update()
{
if (this._finishInit)
{
if (this._indexToChildDict.ContainsValue(null))
{
this.Setup();
}
float verticalNormalizedPosition = this._scroller.verticalNormalizedPosition;
if (this.state == MonoChapterScroller.State.Swipe)
{
float f = (this.moveType != MonoChapterScroller.Movement.Horizontal) ? this._scroller.velocity.y : this._scroller.velocity.x;
if (Mathf.Abs(f) < this.stopSwipeSpeedThreshold)
{
this.state = MonoChapterScroller.State.Lerp;
}
}
if ((this.state == MonoChapterScroller.State.Lerp) || (this.state == MonoChapterScroller.State.ClickLerp))
{
float b = this.CalculateCenterNormalizedPos(this.centerIndex);
verticalNormalizedPosition = !this.driveByOutside ? Mathf.Lerp(this._scroller.verticalNormalizedPosition, b, Time.deltaTime * 5f) : this._scroller.verticalNormalizedPosition;
this._scroller.verticalNormalizedPosition = verticalNormalizedPosition;
if (Mathf.Approximately(b, verticalNormalizedPosition))
{
this.OnEndLerp();
}
}
if (((this.boundScroller != null) && this.boundScroller.driveByOutside) && !this.driveByOutside)
{
this.boundScroller.SetNormalizePositionY(this._scroller.verticalNormalizedPosition);
}
}
}
public void Setup()
{
this._childIndexDict = new Dictionary <Transform, int>();
this._indexToChildDict = new Dictionary <int, Transform>();
int num = 0;
IEnumerator enumerator = this._contentTrans.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
Transform current = (Transform)enumerator.Current;
if (current.GetComponent <MonoItemStatus>().isValid)
{
this._childIndexDict.Add(current, num);
this._indexToChildDict.Add(num, current);
num++;
}
}
}
finally
{
IDisposable disposable = enumerator as IDisposable;
if (disposable == null)
{
}
disposable.Dispose();
}
this._selectedOffset = (1f / (this._childNum - 1f)) / 2f;
this.UpdateContent();
this.state = MonoChapterScroller.State.Lerp;
}
public void ClickToChangeCenter(Transform child)
{
this.centerIndex = this._childIndexDict[child];
this.state = MonoChapterScroller.State.ClickLerp;
if (this.boundScroller != null)
{
this.boundScroller.driveByOutside = true;
this.boundScroller.state = MonoChapterScroller.State.ClickLerp;
this.boundScroller.centerIndex = this.centerIndex;
this.driveByOutside = false;
}
}
public virtual void OnEndLerp()
{
this.state = MonoChapterScroller.State.Idle;
if (this.boundScroller != null)
{
this.boundScroller.driveByOutside = false;
}
if (this._onLerpEndCallBack != null)
{
this._onLerpEndCallBack();
}
this._scroller.velocity = Vector2.zero;
}
public virtual void OnValueChanged(Vector2 normalizedPos)
{
float f = (this.moveType != MonoChapterScroller.Movement.Horizontal) ? this._scroller.velocity.y : this._scroller.velocity.x;
if ((this.state == MonoChapterScroller.State.Swipe) && (Mathf.Abs(f) < this.stopSwipeSpeedThreshold))
{
this.state = MonoChapterScroller.State.Lerp;
}
for (int i = 0; i < this._childNum; i++)
{
float distance = this.CalcualteCenterDistance(i);
this.SetUpChildView(this._indexToChildDict[i], distance);
if ((distance <= this._selectedOffset) && (this.state != MonoChapterScroller.State.ClickLerp))
{
this.centerIndex = i;
}
}
}
public void OnBeginDrag(PointerEventData eventData)
{
this.state = MonoChapterScroller.State.Drag;
this.driveByOutside = false;
if (this.boundScroller != null)
{
this.boundScroller.driveByOutside = true;
this.boundScroller.state = MonoChapterScroller.State.Drag;
}
this._originalCenterIndex = this.centerIndex;
this._dragDelta = 0f;
if (this.moveType == MonoChapterScroller.Movement.Horizontal)
{
this._dragDelta += eventData.delta.x;
}
else
{
this._dragDelta += eventData.delta.y;
}
}
