劉任昌VS Code俄羅斯方塊maintain維護物件object

模仿印度開發人員

JS程式碼

let canvas = document.getElementById("tetris");
let scoreboard = document.getElementById("score");
let ctx = canvas.getContext("2d");
ctx.scale(30,30);
const FOUR = [                              //設定
    [[0,1,0,0],[0,1,0,0],[0,1,0,0],[0,1,0,0]],//I紅
    [[0,1,0],  [0,1,0],  [1,1,0]],            //J橘
    [[0,1,0],  [0,1,0],  [0,1,1]],            //L黃
    [[1,1,0],  [0,1,1],  [0,0,0]],            //Z綠
    [[0,1,1],  [1,1,0],  [0,0,0]],            //S藍
    [[1,1,1],  [0,1,0],  [0,0,0]],            //T靛
    [[1,1],    [1,1],]];             //M紫,正方形,以上共7個
const COLORS = [
    "lightgray","red","orange","yellow","darkgreen","blue","indigo","purple"];
const ROWS = 20;                    //列數ROWS
const COLS = 10;                    //欄數COLumnS
let grid = generateGrid();          //呼叫函數產生20x10格子
let fallingPieceObj = null;
let score = 0;
setInterval(newGameState,200);      //設定間隔500
function newGameState(){            //函數
    checkGrid();
    if(!fallingPieceObj){           //如果空的,產生新方塊
        fallingPieceObj = randomPieceObject();
        renderPiece();};                //新方塊
      moveDown(); }                        //繼續往下
function checkGrid(){ //函數逐列檢查是否滿格rowFiller?
    let count = 0;
    for(let i=0;i3){score+=100}    //刪4列100分
    document.getElementById("score").innerHTML = "劉任昌分數: " + score;}
function generateGrid(){        //函數一開始就設定格子
    let grid = [];              //宣告空白陣列[]
    for(let i=0; i=0 && p=0 && q0){ return true;};}
            else{ return true;}; }; };};
    return false;}
function renderGame(){
    for(let i=0; i
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