legal_move

legal_move checks whether a move is legal.

Contents

• Syntax
• Description
• Example
• See also
• Signature

Syntax

answer = legal_move

Description

It is checked whether a chess figures move (stored in global structure cursor) is legal or not.

Note: That this function calls the chess figure class identified by the figure which is on the "from" field. This function is called from the stopCursor event-function.

Inputs:

• global cursor ... cursor information (contains the move "from" "to")
• global board ... chess board and related information

Outputs:

• answer ... Boolean answer (1... legal move, 0 ... not allowed)

Example

Assume there is a global board information, describing the chess board and a global cursor structure. The cursor structure contains the fields from and to. The function legal_move will check whether the move "cursor.from" to "cursor.to" is legal.

See also

King, Queen, Knight, Bishop, Rook, Pawn, stopCursor

Signature

• Author: W.Garn
• E-Mail: [e-mail] Date: 2006/03/23 12:00:00

• Copyright 2006 W.Garn

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