On Nov 22, 2006, at 23:11, Henri Sivonen wrote:
For each cell, I keep track of the start column, start row, the column until which the cell spans and the row until which the cell spans.
Oops. Actually, I don't store the start row, because the algorithm doesn't need to store that datum in order to check overlap.
-- Henri Sivonen [EMAIL PROTECTED] http://hsivonen.iki.fi/
