Flash Actionscript制作贪吃蛇简陋版 -电脑资料

    /************2005.5**************/

    /*********贪吃蛇简陋版************/

    /***********寒冰(胡乱编写)********/

    var s_x = 0;

    var s_y = 0;

    var dir = [[-1, 0], [0, -1], [1, 0], [0, 1]];

    //四个方向

    var _dir;

    var c_x = (Stage.width-256)/2;

    var c_y = (Stage.height-256)/2;

    var map;

    var speed;

    var level = 1;

    var child_num;

    var Child;

    var snake_arr;

    init();

    function init() {

    speed = 15;

    child_num = 1;

    snake_arr = [];

    DrawOutRound();

    //画外框

    DrawMap();

    //画地图

    SnakeRun();

    //蛇移动

    MakeWall();

    //创建障碍物

    MakeChild();

    //创建食物(后来变成蛇身)

    createTextField("info", getNextHighestDepth(), 30, 350, 400, 20);

    createTextField("status", getNextHighestDepth(), 320, 370, 100, 20);

    status.text = "状态:playing";

    info.text = "[用方向键控制方向,dead后请点鼠标重新开始]____寒冰制造";

    }

    function DrawBox(name, color, w, h) {

    //画方块

    var _b = createEmptyMovieClip(name, getNextHighestDepth());

    with (_b) {

    lineStyle(0);

    beginFill(color);

    lineTo(w, 0);

    lineTo(w, h);

    lineTo(0, h);

    endFill();

    }

    return _b;

    }

    function DrawOutRound() {

    DrawBox("outround", 0xffffff, 400, 400);

    }

    function DrawMap() {

    var _box = DrawBox("box", 0xffffff, 16, 16);

    _box._visible = false;

    map = [];

    for (var i = 0; i<16; i++) {

    map[i] = [];

    for (var j = 0; j<16; j++) {

    map[i][j] = 0;

    _box.duplicateMovieClip("_map"+i+j, getNextHighestDepth(), {_x:c_x+j*16, _y:c_y+i*16});

    }

    }

    //trace(map)

    }

    function MakeSnake() {

    var Snake = DrawBox("snake", 0x000000, 16, 16);

    snake_arr.push(snake);

    Snake.x = s_x;

    Snake.y = s_y;

    //map[Snake.y][Snake.x] = 1;

    Snake._x = c_x+s_x*16;

    Snake._y = c_y+s_y*16;

    return Snake;

    }

    function SnakeRun() {

    var S = MakeSnake();

    var i = 0;

    _dir = dir[3];

    SnakeControl();

    S.onEnterFrame. = function() {

    if (++i>100/speed) {

    ChildRun();

    i = 0;

    if (map[this.y+_dir[1]][this.x+_dir[0]] == 0) {

    } else if (map[this.y+_dir[1]][this.x+_dir[0]] == 8) {

    speed++;

    map[this.y+_dir[1]][this.x+_dir[0]] == 0;

    snake.swapDepths(getNextHighestDepth());

    Child._name = Child._name.substr(1);

    snake_arr.push(Child);

    MakeChild();

    } else {

    status.text = "状态:over";

    delete this.onEnterFrame;

    return;

    }

    this.x += _dir[0];

    this.y += _dir[1];

    this._x = c_x+16*this.x;

    this._y = c_y+16*this.y;

    }

    };

    //trace(S);

    }

    function SnakeControl() {

    var bj = {};

    obj.onKeyDown = function() {

    var key = Key.getCode();

    switch (key) {

    case 37 :

    _dir = dir[0];

    break;

    case 38 :

    _dir = dir[1];

    break;

    case 39 :

    _dir = dir[2];

    break;

    case 40 :

    _dir = dir[3];

    }

    };

    Key.addListener(obj);

    }

    function RndArr() {

    //随机乱数,为了取得随机的障碍物的位置,不过这里用随机是为了偷懒,应该固定位置的.

    var arr = [];

    for (var i = 1; i<256; i++) {

    arr[i-1] = i;

    }

    arr.sort(function () {

    return random(2) ? 1 : -1;

    });

    return arr;

    }

    function MakeChild() {

    var rgb = 0x0000ff;

    Child = DrawBox("_child"+child_num, rgb, 16, 16);

    Child._alpha = 0;

    Child.onEnterFrame. = function() {

    if ((this._alpha += 5)>100) {

    delete this.onEnterFrame;

    }

    };

    do {

    var x = random(16);

    var y = random(16);

    } while (map[y][x] != 0 or (x == 0 and y == 0));

    Child.createTextField("txt", Child.getNextHighestDepth(), 0, 0, 16, 16);

    //食物上的数字

    Child.txt.textColor = "0xffffff";

    Child.txt.text = child_num;

    map[y][x] = 8;

    Child._x = c_x+x*16;

    Child._y = c_y+y*16;

    child_num++;

    }

    function MakeWall() {

    var _arr = RndArr();

    for (var i = 0; i

    var x = _arr[i]%16;

    var y = int(_arr[i]/16);

    map[y][x] = 1;

    var Wall = DrawBox("wall"+i, 0xff0000, 16, 16);

    Wall._x = c_x+x*16;

    Wall._y = c_y+y*16;

    }

    }

    function ChildRun() {

    for (var j in snake_arr) {

    map[snake_arr[j].y][snake_arr[j].x] = 0;

    }

    for (var i = child_num; i>0; i--) {

    var last_child = this["child"+(i-1)];

    if (last_child == child0) {

    last_child = snake;

    }

    this["child"+i].x = last_child.x;

    this["child"+i].y = last_child.y;

    map[this["child"+i].y][this["child"+i].x] = 1;

    this["child"+i]._x = c_x+this["child"+i].x*16;

    this["child"+i]._y = c_y+this["child"+i].y*16;

    }

    }

    nMouseDown = function () {

    // 鼠标点击进行刷新,重新开始

    for (var i in this) {

    if (this[i].__proto__ == MovieClip.prototype) {

    this[i].removeMovieClip();

    } else if (this[i].__proto__ == TextField.prototype) {

    this[i].removeTextField();

    }

    }

    init();

    }

    //晚上边玩边弄的,居然写了这么多.bug多多哦,只是个大概样子,唬唬人的: )