protected internal override void OnTouchEvent(TouchEventCollection touchEvents)
{
base.OnTouchEvent(touchEvents);
TouchEvent primaryTouchEvent = touchEvents.PrimaryTouchEvent;
bool flag = false;
switch (primaryTouchEvent.Type)
{
case TouchEventType.Up:
if (this.animationState == LiveListPanel.AnimationState.Drag)
{
this.animationState = LiveListPanel.AnimationState.None;
this.isScrolling = false;
flag = true;
}
this.UpdateScrollBarVisible();
break;
case TouchEventType.Down:
{
if (this.animationState == LiveListPanel.AnimationState.Flick)
{
this.animationState = LiveListPanel.AnimationState.None;
}
float y = primaryTouchEvent.LocalPosition.Y;
using (List <LiveListPanel.ListItemData> .Enumerator enumerator = this.usingItemDataList.GetEnumerator())
{
while (enumerator.MoveNext())
{
LiveListPanel.ListItemData current = enumerator.Current;
ListPanelItem item = this.GetItem(current.item.Index + 1);
if (item != null && current.item.Y <= y && y < item.Y)
{
this.scrollBaseIndex = current.item.Index;
}
current.scrollStartRotationZ = current.slideEndRotationZ;
}
}
this.UpdateScrollEndRotationZ();
break;
}
}
if (this.animationState == LiveListPanel.AnimationState.None && !this.isScrolling && !flag)
{
touchEvents.Forward = true;
}
}
private void FlickEventHandler(object sender, FlickEventArgs e)
{
if (e.Speed.Y == 0f)
{
return;
}
this.animationState = LiveListPanel.AnimationState.Flick;
if (e.Speed.Y > 0f)
{
this.scrollDirection = FourWayDirection.Down;
}
else
{
this.scrollDirection = FourWayDirection.Up;
}
this.flickDistance = e.Speed.Y * 0.015f;
this.flickStartDistance = this.flickDistance;
this.flickElapsedTime = 0f;
this.ScrollOffset(this.flickDistance);
this.UpdateListItemData();
}
private void DragEventHandler(object sender, DragEventArgs e)
{
if (e.Distance.Y == 0f)
{
return;
}
this.animationState = LiveListPanel.AnimationState.Drag;
this.isScrolling = true;
if (e.Distance.Y > 0f)
{
this.scrollDirection = FourWayDirection.Down;
}
else
{
this.scrollDirection = FourWayDirection.Up;
}
if (this.prevScrollDirection != this.scrollDirection)
{
this.UpdateScrollEndRotationZ();
}
this.prevScrollDirection = this.scrollDirection;
this.ScrollOffset(e.Distance.Y);
this.UpdateListItemData();
}
protected override void OnUpdate(float elapsedTime)
{
base.OnUpdate(elapsedTime);
elapsedTime = this.GetElapsedTimeMovingAverage(elapsedTime);
if (this.needRefresh)
{
this.refresh();
this.needRefresh = false;
}
bool flag = false;
if (this.scrollPosition < 0f || this.scrollPosition > this.MaxScrollPosition)
{
flag = true;
this.terminalResetElapsedTime = 0f;
}
else
{
this.terminalResetElapsedTime += elapsedTime;
}
using (List <LiveListPanel.ListItemData> .Enumerator enumerator = this.usingItemDataList.GetEnumerator())
{
while (enumerator.MoveNext())
{
LiveListPanel.ListItemData current = enumerator.Current;
if (current.IsSliding)
{
flag = true;
current.SlideElapsedTime += elapsedTime;
if (current.SlideElapsedTime > this.itemSlideInTime)
{
current.IsSliding = false;
}
}
}
}
using (List <LiveListPanel.ListItemData> .Enumerator enumerator2 = this.usingItemDataList.GetEnumerator())
{
while (enumerator2.MoveNext())
{
LiveListPanel.ListItemData current2 = enumerator2.Current;
if (current2.IsScrolling)
{
flag = true;
break;
}
}
}
if (this.animationState == LiveListPanel.AnimationState.Flick)
{
this.flickElapsedTime += elapsedTime;
flag = true;
this.flickDistance = this.flickStartDistance * (1f - this.flickElapsedTime / this.animationTime) * (1f - this.flickElapsedTime / this.animationTime);
bool flag2 = false;
using (List <LiveListPanel.ListItemData> .Enumerator enumerator3 = this.usingItemDataList.GetEnumerator())
{
while (enumerator3.MoveNext())
{
LiveListPanel.ListItemData current3 = enumerator3.Current;
if (current3.IsScrolling)
{
flag2 = true;
}
}
}
if (!flag2)
{
this.animationState = LiveListPanel.AnimationState.None;
}
else if (this.flickElapsedTime > this.animationTime)
{
this.ScrollOffset(0f);
}
else
{
this.ScrollOffset(this.flickDistance);
}
}
if (this.animationState != LiveListPanel.AnimationState.Drag)
{
if (this.scrollPosition < 0f)
{
this.scrollPosition += elapsedTime * this.terminalDecay;
if (this.scrollPosition > 0f)
{
this.scrollPosition = 0f;
}
}
else if (this.scrollPosition > this.MaxScrollPosition)
{
this.scrollPosition -= elapsedTime * this.terminalDecay;
if (this.scrollPosition < this.MaxScrollPosition)
{
this.scrollPosition = this.MaxScrollPosition;
}
}
}
if (flag)
{
this.UpdateListItemData(elapsedTime);
return;
}
this.isScrolling = false;
this.UpdateScrollBarVisible();
}
