// 是否可移动
    this.canMove = function (pDest, pSrc) {
        var pi = this.getIndex(pDest, pSrc);
        if (pi && pi.destIndex != pi.srcIndex) {
            if (this.chesses[pi.destIndex].player == Player.None && this.chesses[pi.srcIndex].player != Player.None) {
                var i1, i2, j;
                for (var i = 0; i < this.lines.length; i++) {
                    i1 = $.inArray(pi.destIndex, this.lines[i]);
                    i2 = $.inArray(pi.srcIndex, this.lines[i]);
                    if (i1 != -1 && i2 != -1) {
                        if (pi.destIndex < pi.srcIndex) {
                            for (var j = Math.min(i1, i2); j < Math.max(i1, i2) - 1; j++) {
                                if (this.chesses[this.lines[i][j]].player != Player.None) {
                                    return false;
                                }
                            }
                        } else {
                            for (var j = Math.min(i1, i2) + 1; j <= Math.max(i1, i2); j++) {
                                if (this.chesses[this.lines[i][j]].player != Player.None) {
                                    return false;
                                }
                            }
                        }
                        return pi;
                    }
                }
            }
        }
        return false;
    };

    // 移动棋子
    this.moveChess = function (pDest, pSrc) {
        this.chessarray = null;
        var pi = this.canMove(pDest, pSrc);
        if (pi) {
            this.chesses[pi.srcIndex].moveTo(this.chesses[pi.destIndex]);

            var chess = this.chesses[pi.destIndex];
            var r1 = this.canCarry(chess), r2 = this.canClip(chess);
            if (r1 || r2) {
                var rl = (r1 ? r1.length : 0) + (r2 ? r2.length : 0);
                if (rl == 1) {
                    if (r1) {
                        // 被替换掉的棋子
                        this.chessreplace.push(r1[0][0]);
                        this.chessreplace.push(r1[0][1]);
                        // 替换
                        this.chesses[r1[0][0].point.index].player = chess.player;
                        this.chesses[r1[0][1].point.index].player = chess.player;
                    } else {
                        // 被替换掉的棋子
                        this.chessreplace.push(r2[0][0]);
                        // 替换
                        this.chesses[r2[0][0].point.index].player = chess.player;
                    }
                } else {
                    // 如果有多条路线的棋子可以吃，先存起来，再提示用户选择吃哪一条线上的
                    this.chessarray = [];
                    if (r1) {
                        for (var i = 0; i < r1.length; i++) {
                            this.chessarray.push(r1[i]);
                        }
                    }
                    if (r2) {
                        for (var i = 0; i < r2.length; i++) {
                            this.chessarray.push(r2[i]);
                        }
                    }
                }
            }
            return true;
        }
        return false;
    };