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- <template>
- <div style="position: relative;">
- <canvas :id="id" width="320" height="620" tabindex="0"/>
- <div style="position: absolute;top: 0;left: 350px;">
- <p>{{score}}</p>
- <el-button @click="reset">reset</el-button>
- </div>
- </div>
- </template>
- <script lang="ts">
- import { Component, Prop, Vue } from "vue-property-decorator";
- import { v1 as uuid } from "uuid";
- import {SCanvasView, SColor, SPainter, STextAlign} from "@persagy-web/draw/lib";
- /**
- * 俄罗斯方块视图
- *
- * @author 郝建龙
- * */
- class TestView extends SCanvasView {
- /** 背景表示数组 */
- map: number[][] = [];
- /** 方块类型索引 */
- boxType: number = Number(Math.floor(Math.random() * 7)); // 0-6
- /** 方块变形索引 */
- dir: number = Number(Math.floor(Math.random() * 4)); // 0-3
- /** 所有方块集合 */
- box: number[][][] = [
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 1, 0, 0],
- [0, 1, 0, 0],
- [0, 1, 0, 0],
- [0, 1, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [1, 1, 1, 1],
- [0, 0, 0, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 1, 0],
- [0, 0, 1, 0],
- [0, 0, 1, 0],
- [0, 0, 1, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 0, 0, 0],
- [1, 1, 1, 1],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [1, 1, 0, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 1, 0, 0],
- [0, 1, 1, 0],
- [0, 0, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 0, 1, 1],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 0, 0],
- [0, 1, 1, 0],
- [0, 0, 1, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 0, 1, 1],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 0, 1, 0],
- [0, 1, 1, 0],
- [0, 1, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [1, 1, 0, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 1, 0],
- [0, 1, 1, 0],
- [0, 1, 0, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 0, 1, 0],
- [0, 0, 1, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 0, 1, 0],
- [1, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 1, 0, 0],
- [0, 1, 0, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 1],
- [0, 1, 0, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 1, 0],
- [0, 1, 0, 0],
- [0, 1, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [1, 1, 1, 0],
- [0, 0, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 1, 0],
- [0, 0, 1, 0],
- [0, 1, 1, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 0, 0],
- [0, 1, 1, 1],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 0, 1, 0],
- [0, 1, 1, 1],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [0, 1, 0, 0],
- [0, 1, 1, 0],
- [0, 1, 0, 0],
- ],
- [
- [0, 0, 0, 0],
- [1, 1, 1, 0],
- [0, 1, 0, 0],
- [0, 0, 0, 0],
- ],
- [
- [0, 0, 1, 0],
- [0, 1, 1, 0],
- [0, 0, 1, 0],
- [0, 0, 0, 0],
- ]
- ];
- /** 方块初始位置x坐标 */
- x = 5;
- /** 方块初始位置y坐标 */
- y = 0;
- /** 记录上次刷新时间 */
- t = Date.now();
- /** 是否游戏结束 */
- gameOver: boolean = false;
- /** 方块颜色 */
- boxColor: SColor = new SColor();
- /**
- * 构造函数
- *
- * @param id canvas DOM id
- */
- constructor(id: string) {
- super(id);
- this.initMap();
- this.initColor();
- }
- /**
- * 键盘按下事件
- *
- * @param event 事件对象
- */
- onKeyDown(event: KeyboardEvent): void {
- if (this.gameOver) {
- return;
- }
- if (event.code == "KeyW") {
- if (!this.checkKnocked(this.x, this.y, (this.dir + 1) % 4)) {
- this.dir = (this.dir + 1) % 4;
- }
- } else if (event.code == "KeyA") {
- if (!this.checkKnocked(this.x - 1, this.y, this.dir)) {
- this.x--;
- }
- } else if (event.code == "KeyD") {
- if (!this.checkKnocked(this.x + 1, this.y, this.dir)) {
- this.x++;
- }
- } else if (event.code == "KeyS") {
- if (!this.checkKnocked(this.x, this.y + 1, this.dir)) {
- this.y++;
- } else {
- this.fullMap();
- }
- }
- this.update();
- }
- /**
- * 键盘按下事件
- *
- * @param painter 绘制对象
- */
- onDraw(painter: SPainter): void {
- if (this.gameOver) {
- painter.brush.color = SColor.Blue;
- painter.font.size = 20;
- painter.font.textAlign = STextAlign.Center;
- painter.drawText("GAME OVER", 180, 30);
- return;
- }
- painter.clearRect(0, 0, this.width, this.height);
- painter.pen.color = new SColor("#0bc0ff");
- painter.brush.color = new SColor("#2accc7");
- this.drawMap(painter);
- painter.pen.color = this.boxColor;
- painter.brush.color = this.boxColor;
- this.drawBox(painter);
- if (Date.now() - this.t > 500) {
- if (!this.checkKnocked(this.x, this.y + 1, this.dir)) {
- this.y++;
- } else {
- this.fullMap();
- }
- this.t = Date.now();
- }
- this.update();
- }
- /**
- * 初始化背景
- */
- initMap(): void {
- this.gameOver = false;
- this.map = [];
- for (let row = 0; row < 22; row++) {
- const m1: number[] = [];
- for (let col = 0; col < 14; col++) {
- if (row > 19 || col < 2 || col > 11) {
- m1.push(-1);
- } else {
- m1.push(0);
- }
- }
- this.map.push(m1);
- }
- }
- /**
- * 初始化方块形状
- */
- initBox(): void {
- this.x = 5;
- this.y = 0;
- this.boxType = Number(Math.floor(Math.random() * 7));
- this.dir = Number(Math.floor(Math.random() * 4));
- this.initColor();
- }
- /**
- * 初始化方块颜色
- */
- initColor(): void {
- const a = Number(Math.floor(Math.random() * 128));
- const b = Number(Math.floor(Math.random() * 128));
- const c = Number(Math.floor(Math.random() * 128));
- this.boxColor = new SColor(a, b, c);
- }
- /**
- * 绘制背景
- *
- * @param painter 绘制对象
- */
- private drawMap(painter: SPainter): void {
- for (let row = 0; row < 22; row++) {
- for (let col = 0; col < 14; col++) {
- this.drawShape(painter, row, col, this.map[row][col]);
- // if (n == 0) {
- // painter.drawRect(col * 30 + 11 - 60, row * 30 + 11, 28, 28);
- // }
- }
- }
- }
-
- /**
- * 绘制实体图形
- *
- * @param painter 绘制对象
- * @param row 行
- * @param col 列
- * @param type 图类型
- */
- private drawShape(painter: SPainter, row: number, col: number, type: number): void {
- const x = col * 30 + 11 - 60;
- const y = row * 30 + 11;
- switch (type) {
- case 0:
- break;
- case -1:
- painter.drawRoundRect(x, y, 28, 28, 6);
- break;
- default:
- painter.drawRoundRect(x, y, 28, 28, 6);
- break;
- }
- }
- /**
- * 绘制方块
- *
- * @param painter 绘制对象
- */
- private drawBox(painter: SPainter): void {
- for (let row = 0; row < 4; row++) {
- for (let col = 0; col < 4; col++) {
- this.drawShape(painter, row + this.y, col + this.x, this.box[this.boxType * 4 + this.dir][row][col]);
- }
- }
- }
- /**
- * 是否碰撞
- *
- * @param x x坐标
- * @param y y坐标
- * @param dir 方块变形索引
- * @return 是否碰撞
- */
- private checkKnocked(x: number, y: number, dir: number): boolean {
- for (let row = 0; row < 4; row++) {
- for (let col = 0; col < 4; col++) {
- if (this.box[this.boxType * 4 + dir][row][col] != 0 && this.map[y + row][x + col] != 0) {
- return true;
- }
- }
- }
- return false;
- }
- /**
- * 将方块合到背景中
- */
- private fullMap(): void {
- for (let row = 0; row < 4; row++) {
- for (let col = 0; col < 4; col++) {
- if (this.box[this.boxType * 4 + this.dir][row][col] == 1) {
- this.map[this.y + row][this.x + col] = 1;
- }
- }
- }
- this.initBox();
- if (this.checkKnocked(this.x, this.y, this.dir)) {
- this.gameOver = true;
- }
- this.remove();
- }
- /**
- * 消除满行
- */
- private remove(): void {
- let removeCount = 1;
- for (let row = 0; row < 20; row++) {
- let flag = true;
- for (let col = 0; col < 14; col++) {
- if (this.map[row][col] == 0) {
- flag = false;
- break;
- }
- }
- if (flag) {
- this.map.splice(row, 1);
- this.map.unshift(this.randomRow(10, 0));
- removeCount++;
- }
- }
- if (removeCount > 1) {
- this.$emit("score", removeCount);
- this.map.shift();
- this.map.splice(19, 0, this.randomRow());
- }
- }
- /**
- * 随机数组生成
- *
- * @return 数组
- */
- private randomRow(len: number = 10, num: number = 2): number[] {
- let array = new Array(len + 4).fill(2);
- for (let i = 2; i < array.length - 2; i++) {
- array[i] = Math.floor(num * Math.random());
- }
- return array;
- }
- }
- @Component
- export default class ElsfkCanvas extends Vue {
- id: string = uuid();
- scoreList: number[] = [100, 300, 600, 1000];
- score: number = 0;
- view: TestView | undefined = undefined;
- mounted(): void {
- this.view = new TestView(this.id);
- this.view.connect("score", this, this.changeScore);
- document.getElementById(this.id)!!.focus();
- }
- changeScore(v: SCanvasView, count: number[]) {
- this.score+= this.scoreList[count[0] - 2];
- }
- reset(){
- this.view!!.initMap();
- this.view!!.initBox();
- this.score = 0;
- this.view!!.update();
- document.getElementById(this.id)!!.focus();
- }
- }
- </script>
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