void KillCellAtTopOrBottom(TopOrBottom TorB)
{
UITableViewCellHolder cacheCellHolder = null;
UITableViewCell cell = null;
int index = 0;
if (TorB == TopOrBottom.Top)
{
//find first cache cell
cacheCellHolder = _cellHolders[_cacheStartRow];
cell = cacheCellHolder.Cell;
//index+1
index = cell.Index+1;
//delete or put it into pool
EnqueueReusableCell(cacheCellHolder);
//change cacheIndex
_cacheStartRow = index;
this.DEBUG_CacheStartRow = index;
}
else
{
//find last cache cell
cacheCellHolder = _cellHolders[_cacheLastRow];
cell = cacheCellHolder.Cell;
//index-1
index = cell.Index-1;
//delete or put it into pool
EnqueueReusableCell(cacheCellHolder);
//change cacheIndex
_cacheLastRow = index;
this.DEBUG_CacheLastRow = index;
}
}
void GenerateCellToTopOrBottom(TopOrBottom TorB)
{
if (TorB == TopOrBottom.Top)
{
if (_cacheStartRow <= 0) { return; }
UITableViewCellHolder oldCellHolder = _cellHolders[_cacheStartRow];
int index = oldCellHolder.Cell.Index-1;
UITableViewCellHolder newCellHolder = _cellHolders[index];
UITableViewCell cell = DataSource.CellForRowAtIndexInTableView(this, index);
newCellHolder.Cell = cell;
float cellHeight = DataSource.HeightForRowInTableView(this, index);
newCellHolder.Cell.Index = index;
newCellHolder.Cell.SetRect(oldCellHolder.Cell.Left, oldCellHolder.Cell.Top/*+cellHeight*/, oldCellHolder.Cell.localSize.x, cellHeight);
newCellHolder.Cell.SetDragTableView(this);
SetTouchAbilityForCellHolder(newCellHolder);
SetDeletabilityForCellHolder(newCellHolder);
_cacheStartRow = index;
this.DEBUG_CacheStartRow = index;
}
else
{
if (_cacheLastRow >= _cellHolders.Count-1) { return; }
UITableViewCellHolder oldCellHolder = _cellHolders[_cacheLastRow];
int index = oldCellHolder.Cell.Index+1;
UITableViewCellHolder newCellHolder = _cellHolders[index];
UITableViewCell cell = DataSource.CellForRowAtIndexInTableView(this, index);
newCellHolder.Cell = cell;
float cellHeight = DataSource.HeightForRowInTableView(this, index);
newCellHolder.Cell.Index = index;
newCellHolder.Cell.SetRect(oldCellHolder.Cell.Left, oldCellHolder.Cell.Bottom-cellHeight, oldCellHolder.Cell.localSize.x, cellHeight);
newCellHolder.Cell.SetDragTableView(this);
SetTouchAbilityForCellHolder(newCellHolder);
SetDeletabilityForCellHolder(newCellHolder);
_cacheLastRow = index;
this.DEBUG_CacheLastRow = index;
}
}
