/// <summary>
/// 縦方向に繋がった同タイプドロップ数を取得
/// </summary>
public void GetVerticallMatchDropCount(out int count, out int validVanishCount, out bool existsPushedDrop, out bool forceVanish)
{
count = 0;
validVanishCount = 0;
existsPushedDrop = false;
forceVanish = false;
if (AttachedDrop == null)
{
return;
}
PlayAreaBlock block = this;
MDDrop drop = null;
Dir dir = Dir.Up;
for (int i = 0; i < 2; i++)
{
while (block != null)
{
drop = (block as MDDropBlock).AttachedDrop;
if (drop != null && drop.DropType == AttachedDrop.DropType && !drop.IsLocked())
{
++count;
if (drop.IsValidVanish)
{
++validVanishCount;
}
if (drop.IsPushed)
{
existsPushedDrop = true;
}
if (drop.IsMatchPushed)
{
forceVanish = true;
}
block = block.GetLink(dir);
}
else
{
break;
}
}
dir = Dir.Down;
block = GetLink(dir);
}
}
/// <summary>
/// ドロップをプル
/// </summary>
public bool PullDrop(int row)
{
if (row < 0 || row >= Width || !IsValidPull(row))
{
return(false);
}
int count = 0;
// 最下段のドロップがあるブロックを取得
MDDropBlock block = GetMostUnderFullBlock(row, false);
if (block != null)
{
MDDrop drop = null;
while (block != null && block.IsAttachOrReserved)
{
bool reserveDrop = block.ReservedDrop != null;
drop = reserveDrop ? block.ReservedDrop : block.AttachedDrop;
if ((!drop.IsLocked() || reserveDrop) && (m_PulledDrop.Count == 0 || drop.DropType == m_PulledDrop[0].DropType))
{
if (reserveDrop)
{
drop.CancelState();
block.CancelReserve();
}
else
{
block.Detach();
}
drop.BeginPull(Game.Player as MDPlayer);
m_PulledDrop.Add(drop);
block = block.GetLink(PlayAreaBlock.Dir.Up) as MDDropBlock;
++count;
}
else
{
break;
}
}
}
return(count > 0);
}