private ListViewCell GetUsableBuffer(int index)
{
ListViewCell buffer = null;
int prefabIndex = this.Adapter.GetCellPrefabIndex(index);
List <ListViewCell> buffers = this.buffersArray[prefabIndex];
for (int i = 0; i < buffers.Count; i++)
{
if (!buffers[i].IsUsing)
{
buffer = buffers[i];
break;
}
}
if (buffer == null)
{
buffer = GameObject.Instantiate <GameObject>(this.prefabs[prefabIndex]).GetComponent <ListViewCell>();
if (buffer != null)
{
buffer.gameObject.SetActive(true);
buffer.transform.SetParent(transform);
buffer.transform.localScale = Vector3.one;
this.buffersArray[prefabIndex].Add(buffer);
}
}
return(buffer);
}
public override void FillItemData(ListViewCell item, int cellindex)
{
base.FillItemData(item, cellindex);
luaFunc.BeginPCall();
luaFunc.Call <ListViewCell, int>(item, cellindex);
luaFunc.EndPCall();
//Debug.Log("LuaListViewAdapter.FillItemData " + cellindex);
}
protected override void FillData(Vector2 vec2)
{
RecycleBuffers();
if (this.scrollRect.horizontal)
{
float currentPos = -this.rectTransform.localPosition.x;
var etor = this.cellInfoMapper.GetEnumerator();
while (etor.MoveNext())
{
CellInfo cellInfo = etor.Current.Value;
if (cellInfo.CanShow())
{
float distance2Mid = Mathf.Abs(cellInfo.localPos.x - currentPos);
if (distance2Mid <= this.visualDIA && !cellInfo.IsShowing())
{
ListViewCell buffer = GetUsableBuffer(cellInfo.index);
if (buffer != null)
{
buffer.SetCellInfo(cellInfo, this);
this.Adapter.FillItemData(buffer, cellInfo.index);
}
}
}
}
etor.Dispose();
}
else if (this.scrollRect.vertical)
{
float currentPos = -this.rectTransform.localPosition.y;
var etor = this.cellInfoMapper.GetEnumerator();
while (etor.MoveNext())
{
CellInfo cellInfo = etor.Current.Value;
if (cellInfo.CanShow())
{
float distance2Mid = Mathf.Abs(cellInfo.localPos.y - currentPos);
if (distance2Mid <= this.visualDIA && !cellInfo.IsShowing())
{
ListViewCell buffer = GetUsableBuffer(cellInfo.index);
if (buffer != null)
{
buffer.SetCellInfo(cellInfo, this);
this.Adapter.FillItemData(buffer, cellInfo.index);
}
}
}
}
etor.Dispose();
}
}
protected override float CalculateSizeAndCellPos(float beyondDistance)
{
for (int i = 0; i < this.CellsCount; i++)
{
CellInfo cellInfo = this.Adapter.GetCellInfo(i);
int prefabIndex = this.Adapter.GetCellPrefabIndex(i);
ListViewCell cell = GameObject.Instantiate <GameObject>(this.prefabs[prefabIndex]).GetComponent <ListViewCell>();
cell.gameObject.SetActive(true);
cell.transform.SetParent(transform);
cell.transform.localScale = Vector3.one;
this.Adapter.FillItemData(cell, i);
}
return(this.CellsCount);
}
private void ForceRecycleAllBuffers()
{
for (int i = 0; i < this.buffersArray.Length; i++)
{
List <ListViewCell> buffers = this.buffersArray[i];
for (int j = 0; j < buffers.Count; j++)
{
ListViewCell buffer = buffers[j];
if (buffer.IsUsing)
{
buffer.Recycle();
}
}
}
}
private void RecycleBuffers()
{
if (this.scrollRect.horizontal)
{
float currentPos = -this.rectTransform.localPosition.x;
for (int i = 0; i < this.buffersArray.Length; i++)
{
List <ListViewCell> buffers = this.buffersArray[i];
for (int j = 0; j < buffers.Count; j++)
{
ListViewCell buffer = buffers[j];
float distance2Mid = Mathf.Abs(buffer.CellInfo.localPos.x - currentPos);
if (buffer.IsUsing && distance2Mid > this.visualDIA)
{
buffer.Recycle();
}
}
}
}
else if (this.scrollRect.vertical)
{
float currentPos = -this.rectTransform.localPosition.y;
for (int i = 0; i < this.buffersArray.Length; i++)
{
List <ListViewCell> buffers = this.buffersArray[i];
for (int j = 0; j < buffers.Count; j++)
{
ListViewCell buffer = buffers[j];
float distance2Mid = Mathf.Abs(buffer.CellInfo.localPos.y - currentPos);
if (buffer.IsUsing && distance2Mid > this.visualDIA)
{
buffer.Recycle();
}
}
}
}
}
public virtual void FillItemData(ListViewCell item, int cellindex)
{
item.FillData(cellindex);
}