30 lines
883 B
JavaScript
30 lines
883 B
JavaScript
/* pieces.js – simple data holders + starting layout */
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function Piece(kind, colour) {
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this.kind = kind; // "pawn" etc.
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this.colour = colour; // "white"/"black"
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this.sprite = colour + '_' + kind; // for draw2d.image
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this.captured = false;
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this.coord = [0,0];
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}
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Piece.prototype.toString = function () {
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return this.colour.charAt(0) + this.kind.charAt(0).toUpperCase();
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};
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function startingPosition(grid) {
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var W = 'white', B = 'black', x;
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// pawns
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for (x = 0; x < 8; x++) {
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grid.add(new Piece('pawn', W), [x, 6]);
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grid.add(new Piece('pawn', B), [x, 1]);
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}
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// major pieces
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var back = ['rook','knight','bishop','queen','king','bishop','knight','rook'];
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for (x = 0; x < 8; x++) {
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grid.add(new Piece(back[x], W), [x, 7]);
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grid.add(new Piece(back[x], B), [x, 0]);
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}
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}
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return { Piece, startingPosition };
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