282 lines
8.5 KiB
JavaScript
282 lines
8.5 KiB
JavaScript
'use strict';
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var doric = require('doric');
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var __decorate = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
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var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
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};
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var Direction;
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(function (Direction) {
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Direction[Direction["left"] = 0] = "left";
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Direction[Direction["right"] = 1] = "right";
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Direction[Direction["up"] = 2] = "up";
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Direction[Direction["down"] = 3] = "down";
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})(Direction || (Direction = {}));
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var State;
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(function (State) {
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State[State["idel"] = 0] = "idel";
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State[State["run"] = 1] = "run";
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State[State["fail"] = 2] = "fail";
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})(State || (State = {}));
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class SnakeModel {
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constructor(w, h) {
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this.state = State.idel;
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this.direction = Direction.right;
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this.food = { x: -1, y: -1 };
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this.head = {
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x: 0,
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y: 0,
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};
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this.width = w;
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this.height = h;
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}
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refreshFood() {
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this.food.x = Math.floor(Math.random() * (this.width - 1));
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this.food.y = Math.floor(Math.random() * (this.height - 1));
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}
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get tail() {
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let node = this.head;
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while (node.next !== undefined) {
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node = node.next;
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}
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return node;
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}
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get score() {
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let node = this.head;
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let n = 0;
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while (node.next !== undefined) {
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n++;
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node = node.next;
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}
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return n;
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}
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forward(node) {
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switch (this.direction) {
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case Direction.left:
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node.x -= 1;
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break;
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case Direction.right:
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node.x += 1;
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break;
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case Direction.up:
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node.y -= 1;
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break;
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case Direction.down:
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node.y += 1;
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break;
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}
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}
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step() {
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if (this.state !== State.run) {
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return;
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}
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let tail = this.tail;
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while (tail.prev != undefined) {
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tail.x = tail.prev.x;
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tail.y = tail.prev.y;
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tail = tail.prev;
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}
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this.forward(this.head);
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if (this.head.x < 0 || this.head.x >= this.width
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|| this.head.y < 0 || this.head.y >= this.height) {
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//If out of bound
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doric.loge('out of bound');
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this.state = State.fail;
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}
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else if (this.head.x == this.food.x && this.head.y == this.food.y) {
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//If eat food
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let head = { x: this.food.x, y: this.food.y };
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doric.log('eat food', head);
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this.forward(head);
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this.head.prev = head;
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head.next = this.head;
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this.head = head;
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this.refreshFood();
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}
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if (this.crashAtSelf()) {
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//If crash at self
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doric.loge('crash at self');
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this.state = State.fail;
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}
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}
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crashAtSelf() {
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let cur = this.head.next;
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while (cur !== undefined) {
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if (cur.x == this.head.x && cur.y == this.head.y) {
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return true;
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}
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cur = cur.next;
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}
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return false;
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}
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reset() {
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this.direction = Direction.right;
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this.state = State.run;
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this.head.x = 0;
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this.head.y = 0;
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this.head.next = undefined;
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this.refreshFood();
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}
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}
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class SnakeView extends doric.ViewHolder {
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constructor() {
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super(...arguments);
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this.panel = new doric.Stack;
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this.start = new doric.Text;
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}
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build(root) {
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root.bgColor = doric.Color.parse('#000000');
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const vlayout = new doric.VLayout;
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const title = new doric.Text;
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title.text = "Snake";
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title.textSize = 20;
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title.textColor = doric.Color.parse("#ffffff");
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title.layoutConfig = {
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alignment: new doric.Gravity().centerX(),
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margin: {
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top: 20
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},
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};
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vlayout.space = 20;
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vlayout.layoutConfig = {
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alignment: new doric.Gravity().centerX().top()
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};
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this.panel.bgColor = doric.Color.parse('#00ff00');
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vlayout.addChild(title);
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vlayout.addChild(this.panel);
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root.addChild(vlayout);
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const hlayout = new doric.HLayout;
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this.start.text = "Start";
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this.start.textSize = 30;
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this.start.textColor = doric.Color.parse("#ffffff");
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hlayout.addChild(this.start);
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vlayout.addChild(hlayout);
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this.up = this.buildController("↑");
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this.down = this.buildController("↓");
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this.left = this.buildController("←");
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this.right = this.buildController("→");
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const controlArea = new doric.VLayout;
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controlArea.gravity = new doric.Gravity().centerX();
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controlArea.space = 10;
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controlArea.layoutConfig = {
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alignment: new doric.Gravity().centerX()
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};
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const line1 = new doric.HLayout;
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const line2 = new doric.HLayout;
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line2.space = 10;
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line1.addChild(this.up);
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line2.addChild(this.left);
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line2.addChild(this.down);
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line2.addChild(this.right);
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controlArea.addChild(line1);
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controlArea.addChild(line2);
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vlayout.addChild(controlArea);
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}
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buildController(text) {
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const ret = new doric.Text;
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ret.width = ret.height = 50;
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ret.bgColor = doric.Color.parse('#ffff00');
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ret.text = text;
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ret.textSize = 30;
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ret.textAlignment = new doric.Gravity().center();
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return ret;
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}
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}
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class SnakeVM extends doric.ViewModel {
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constructor() {
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super(...arguments);
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this.start = () => {
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if (this.timerId !== undefined) {
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clearInterval(this.timerId);
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}
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this.getModel().reset();
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this.timerId = setInterval(() => {
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this.getModel().step();
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}, 500);
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};
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this.stop = () => {
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if (this.timerId !== undefined) {
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clearInterval(this.timerId);
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this.timerId = undefined;
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}
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};
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this.left = () => {
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this.getModel().direction = Direction.left;
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};
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this.right = () => {
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this.getModel().direction = Direction.right;
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};
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this.up = () => {
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this.getModel().direction = Direction.up;
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};
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this.down = () => {
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this.getModel().direction = Direction.down;
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};
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}
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binding(v, model) {
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if (model.state === State.fail) {
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doric.loge('Game Over');
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this.stop();
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}
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v.start.onClick = this.start;
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v.panel.width = model.width * 10;
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v.panel.height = model.height * 10;
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let node = model.head;
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let nodes = [];
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while (node != undefined) {
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nodes.push(node);
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node = node.next;
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}
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nodes.push(model.food);
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nodes.forEach((e, index) => {
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let item = v.panel.children[index];
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if (item === undefined) {
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item = new doric.Stack;
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item.width = item.height = 10;
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v.panel.addChild(item);
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}
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if (index === nodes.length - 1) {
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item.bgColor = doric.Color.parse('#ffff00');
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}
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else {
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item.bgColor = doric.Color.parse('#ff0000');
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}
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item.x = e.x * 10;
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item.y = e.y * 10;
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});
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if (nodes.length < v.panel.children.length) {
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v.panel.children.length = nodes.length;
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}
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if (v.left) {
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v.left.onClick = this.left;
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}
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if (v.right) {
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v.right.onClick = this.right;
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}
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if (v.up) {
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v.up.onClick = this.up;
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}
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if (v.down) {
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v.down.onClick = this.down;
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}
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}
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}
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let SnakePanel = class SnakePanel extends doric.VMPanel {
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getVMClass() {
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return SnakeVM;
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}
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getModel() {
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return new SnakeModel(35, 35);
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}
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getViewHolder() {
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return new SnakeView;
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}
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};
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SnakePanel = __decorate([
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Entry
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], SnakePanel);
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//# sourceMappingURL=Snake.js.map
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