Game Lines Class: Web based minesweeper game

This class implements a Web based minesweeper online game.

It initializes a bi-dimensional array that represents the game board. This array can be stored in a session variable so it is available in all pages for each game move.

It generates an image to present mine field board in a Web page.

It can process all game moves and evaluate whether the player moved to an empty field or lost when he steps into a mined field.