forked from pabulaner/vivi
54 lines
1.3 KiB
Java
54 lines
1.3 KiB
Java
package de.vivi.chess.pieces;
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import de.vivi.chess.board.Board;
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import de.vivi.chess.board.Field;
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public class Knight extends Piece {
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public Knight(Color color, Type type) {
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super(color, type);
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}
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public Knight(Color color, Type type, Field field) {
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super(color, type, field);
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}
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@Override
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public char getSymbol() {
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if (getColor() == Color.WHITE) {
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if (getType() == Type.KNIGHT) {
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symbol = '\u265E';
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}
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} else if (getColor() == Color.BLACK) {
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if (getType() == Type.KNIGHT) {
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symbol = '\u2658';
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}
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}
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return symbol;
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}
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@Override
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public boolean isValidMove(Board board, Field from, Field to) {
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if (to.equals(from)) {
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return false;
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}
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int rowDiff = Math.abs(from.getRow() - to.getRow());
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int colDiff = Math.abs(from.getColumn() - to.getColumn());
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boolean isValidLMove = (rowDiff == 2 && colDiff == 1) || (rowDiff == 1 && colDiff == 2);
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if (!isValidLMove) {
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return false;
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}
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Piece targetPiece = board.getPiece(to);
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if (targetPiece == null) {
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return true;
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} else {
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return targetPiece.getColor() != this.getColor();
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}
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}
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}
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