private static void FillHoldPath(ref char[][] output, int row, int col, MemoNote.Direction direction, int span)
{
var rowOffset = RowOffset[direction];
var colOffset = ColOffset[direction];
for (var i = 0; i < span; i++)
{
row -= rowOffset;
col -= colOffset;
Debug.Assert(!CircleNumberCharset.Contains(output[row][col]));
output[row][col] = output[row][col] == DefaultEmpty ? DefulatPath[direction] : DefaultCross;
}
output[row][col] = DefaultArrow[direction];
}
private static void SetHoldNote(MemoScene scene, int row, int col, MemoNote.Direction direction)
{
var rowOffset = RowOffset[direction];
var colOffset = ColOffset[direction];
for (var span = 1;; span++)
{
row += rowOffset;
col += colOffset;
if (scene[row, col].Type == MemoNote.NoteType.Click)
{
scene[row, col] = new MemoNote
{
Type = MemoNote.NoteType.Hold,
Ordinal = scene[row, col].Ordinal,
HoldSpan = span,
HoldDirection = direction
};
break;
}
}
}