Code covered by the BSD License
by Wolfgang Garn
07 Nov 2009
(Updated 24 Jan 2012)
Play chess against "Greedy Edi".
displayCursor Displays the cursor.
The cursors is displayed, whilst the mouse is moving.
Whenever the cursor gets to a new chess field, the cursor data is updated and the cursor patch is redrawn.
Assume a chess figure is activated (cursorListener). The cursorListener starts the mouse motion callback, which starts displayCursor.
cursorListener, setCursor, reset_cursor
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