public void refreshTab(MovableGrid oldPiece, MovableGrid newPiece)
{
if (oldPiece != null)
{
for (int i = 0; i < oldPiece.Rows(); i++)
{
for (int j = 0; j < oldPiece.Columns(); j++)
{
if (oldPiece.Y + i >= 0 && oldPiece.CellAt(i, j) != '.')
{
blocks[oldPiece.Y + i, oldPiece.X + j] = '.';
}
}
}
}
if (newPiece != null)
{
for (int i = 0; i < newPiece.Rows(); i++)
{
for (int j = 0; j < newPiece.Columns(); j++)
{
if (newPiece.Y + i >= 0 && newPiece.CellAt(i, j) != '.')
{
blocks[newPiece.Y + i, newPiece.X + j] = newPiece.CellAt(i, j);
}
}
}
}
if (!IsFallingBlock())
{
for (int row = 0; row < rows; row++)
{
int contain = 0;
for (int col = 0; col < columns; col++)
{
if (blocks[row, col] != '.')
{
contain++;
}
}
if (contain == columns)
{
DeleteRow(row);
}
}
}
}
