JS實現電腦虛擬鍵盤打字測試
阿新 • • 發佈:2020-06-28
這篇blog主要是結合前面兩個知識點:JS實現電腦虛擬鍵盤的操作、JS實現簡單打字測試
實現的效果如下:
具體程式碼如下:
Html部分:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width,initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="./index.css" > <link rel="stylesheet" href="./keyBoard..css" > <title>打字測試</title> </head> <body> <div class="type_content"> <h3>打字測試</h3> <ul class="type_box"> <li class="error_box"> <p class="error">錯誤</p> <p class="error_text">0</p> </li> <li class="time_box"> <p style="margin: 10px;">時間</p> <p class="time_text">60s</p> </li> <li class="currcorrect_box"> <p style="margin: 10px;">當前準確率%</p> <p class="currcorrect_text">100</p> </li> <li class="type_speed"> <p style="margin: 10px;">打字速度</p> <p class="type_speed_text">30個/分</p> </li> </ul> <div class="text_box">點選下放文字輸入框開始打字!!!</div> <div class="text_area"> <textarea name="" id="textarea_box" placeholder="start typing here..."> </textarea> </div> <button class="restart" onclick="resetValues()">重新開始</button> </div> <div class="keyBoard"> </div> <script src="./jquery-1.11.0.min.js"></script> <script src="./index.js"></script> <script src="./keyBoard.js"></script> </body> </html>
index.css:
*{ margin: 0; padding: 0; } .type_content{ width: 60%; /* height: 440px; */ border: 1px solid #ccccff; max-width: 600px; margin: 10px auto; border-radius: 8px; position: relative; min-width: 500px; } .type_content h3{ text-align: center; margin: 10px 0px; } .type_box{ list-style: none; width: 90%; height: 100px; /* border: 1px solid black; */ margin: 0 auto; margin-bottom: 10px; display: flex; align-items: center; justify-content: space-around; } .type_box li{ width: 88px; height: 88px; /* border: 1px solid black; */ text-align: center; font-size: 16px; border-radius: 8px; /* color: #fff; */ } .error_box{ background-color: #ccffcc; color: red; } .time_box{ background-color: #66ffff; color: #000033; } .currcorrect_box{ background-color: #FFC125; color: #fff; } .type_speed{ background-color: #FF4040; color: #fff; display: none; } .final_correct{ background-color: #E3E3E3; color: #555555; display: none; } .error{ margin: 10px; } .text_box{ width: 80%; /* height: 50px; */ margin: 20px auto 40px auto; /* border: 1px solid black; */ background-color: #D1EEEE; color: #000; border-radius: 6px; /* text-align: center; */ line-height: 40px; padding: 0px 5px; /* box-sizing: border-box; */ } .text_area{ width: 80%; height: 50px; margin: 0px auto; padding-bottom: 50px; margin-bottom: 30px; } #textarea_box{ resize:none; width: 100%; height: 100%; padding: 6px 10px; font-size: 16px; border-radius: 6px; outline: none; border: none; border: 2px solid #eee; } .incorrect_char { color: red; text-decoration: underline; } .correct_char { color: #9B30FF; } .restart{ width: 120px; height: 40px; display: none; border: none; outline: none; cursor: pointer; color: #fff; background-color: #9900ff; border-radius: 6px; position: absolute; bottom: 10px; left: 50%; margin-left: -60px; }
keyboard.css:
/* body * { margin: 0; padding: 0; box-sizing: border-box; font-family: Arial,Helvetica,sans-serif; } */ .keyBoard{ max-width: 800px; padding: 20px; position: absolute; /* top: 50%; left: 50%; transform: translate(-50%,-50%); */ background-color: rgb(197,197,197); border-radius: 10px; display: none; grid-template-columns: repeat(30,20px); grid-template-rows: repeat(5,30px); grid-gap: 5px; margin-left: 20%; } .key { background-color: rgb(243,243,243); border: 2px solid black; border-radius: 5px; grid-column: span 2; font-size: 12px; text-align: center; /* padding-top: 17px; */ cursor: pointer; line-height: 30px; font-weight: 700; } .key:hover { border: 1px solid #eeeeee; } .backspace { grid-column: span 4; } .tab { grid-column: span 3; } .backslash { grid-column: span 3; } .capslock { grid-column: span 4; } .enter { grid-column: span 4; } .leftshift { grid-column: span 5; } .rightshift { grid-column: span 5; } .leftctrl { grid-column: span 3; } .microsoft { grid-column: span 3; font-size: 14px; } .space { grid-column: span 13; } .input_box{ width: 400px; height: 60px; /* border: 1px solid black; */ margin: auto; margin-top: 100px; } .input_box input{ outline: none; border: none; width: 100%; height: 100%; border: 2px solid #ccc; border-radius: 8px; padding: 10px; font-size: 30px; }
index.js:
//定義測試時間 var testTime = 60; //定義測試的句子 var testSentence = [ "Push yourself,because no one else is going to do it for you.","Failure is the condiment that gives success its flavor.",// "Wake up with determination. Go to bed with satisfaction.",// "It's going to be hard,but hard does not mean impossible.",// "Learning never exhausts the mind.",// "The only way to do great work is to love what you do." ] //定義dom //1.錯誤dom var error_text = document.querySelector('.error_text'); //2.時間dom var time_text = document.querySelector('.time_text'); //3.當前正確率 var currcorrect_text = document.querySelector('.currcorrect_text'); //4.打字速度 var type_speed_text = document.querySelector('.type_speed_text'); //打字速度父dom var type_speed = document.querySelector('.type_speed'); //句子dom var text_box = document.querySelector('.text_box'); //輸入 var textarea_box = document.querySelector('#textarea_box'); //按鈕 var restart = document.querySelector('.restart') var timeLeft = testTime; //當前句子 var currentSentence = ""; //預設開始是索引為0 var startIndex = 0; //錯誤統計 var errors = 0; var characterTyped = 0; //總錯誤 var total_errors = 0; var timer = null; var timeElapsed = 0; //已用時間 var accuracy = 0;//正確個數 //更新渲染句子 function updateSentence(){ text_box.textContent = null; currentSentence = testSentence[startIndex]; //句子拆分 var newChar = currentSentence.split(''); for(var i = 0; i < newChar.length; i++){ var charSpan = document.createElement('span'); charSpan.innerText = newChar[i]; text_box.appendChild(charSpan) } if(startIndex < testSentence.length - 1){ startIndex++; }else{ startIndex = 0 } } //輸入當前正確的句子 function processCurrentText(){ curr_input = textarea_box.value; curr_input_array = curr_input.split(''); // console.log(curr_input_array); characterTyped++; errors = 0; quoteSpanArray = text_box.querySelectorAll('span'); // console.log(quoteSpanArray); quoteSpanArray.forEach((char,index)=>{ var typeChar = curr_input_array[index]; //當前沒有輸入 if(typeChar == null){ char.classList.remove('correct_char'); char.classList.remove('incorrect_char'); }else if(typeChar === char.innerText){ //正確的輸入 char.classList.add('correct_char'); char.classList.remove('incorrect_char'); }else{ //不正確的輸入 char.classList.add('incorrect_char'); char.classList.remove('correct_char'); errors++; } }) error_text.textContent = total_errors + errors; console.log(characterTyped) console.log(error_text.textContent) var correctCharacters = (characterTyped - (total_errors + errors)); var accuracyVal = ((correctCharacters / characterTyped) * 100); console.log(accuracyVal) currcorrect_text.textContent = Math.round(accuracyVal); //輸入結束 if(curr_input.length == currentSentence.length){ updateSentence(); total_errors += errors; textarea_box.value = "" } } //開始遊戲 function startGame(){ resetValues(); updateSentence(); // clear old and start a new timer clearInterval(timer); timer = setInterval(updateTimer,1000); } //重新開始 function resetValues(){ timeLeft = testTime; timeElapsed = 0; errors = 0; total_errors = 0; accuracy = 0; characterTyped = 0; startIndex = 0; textarea_box.disabled = false; textarea_box.value = ""; text_box.textContent = 'Click on the area below to start the game.'; currcorrect_text.textContent = 100; time_text.textContent = timeLeft + 's'; type_speed.style.display = 'none'; } //更新時間 function updateTimer() { if (timeLeft > 0) { // decrease the current time left timeLeft--; // increase the time elapsed timeElapsed++; // update the timer text time_text.textContent = timeLeft + "s"; } else { // finish the game finishGame(); } } //遊戲結束 function finishGame() { // stop the timer clearInterval(timer); // disable the input area textarea_box.disabled = true; // show finishing text text_box.textContent = "可點選下方按鈕重新開始!!!"; // display restart button restart.style.display = "block"; // calculate cpm and wpm console.log(characterTyped,timeElapsed) cpm = Math.round(((characterTyped / timeElapsed) * 60)); // update cpm and wpm text type_speed_text.textContent = cpm + '個/分'; // display the cpm and wpm type_speed.style.display = "block"; }
keyboard.js:
var keyArray = [ { 'key_name': '`','key_val': '192' },{ 'key_name': '1','key_val': '49' },{ 'key_name': '2','key_val': '50' },{ 'key_name': '3','key_val': '51' },{ 'key_name': '4','key_val': '52' },{ 'key_name': '5','key_val': '53' },{ 'key_name': '6','key_val': '54' },{ 'key_name': '7','key_val': '55' },{ 'key_name': '8','key_val': '56' },{ 'key_name': '9','key_val': '57' },{ 'key_name': '0','key_val': '48' },{ 'key_name': '-','key_val': '189' },{ 'key_name': '=','key_val': '187' },{ 'key_name': 'Backspace','key_val': '8' },{ 'key_name': 'Tab','key_val': '9' },{ 'key_name': 'Q','key_val': '81' },{ 'key_name': 'W','key_val': '87' },{ 'key_name': 'E','key_val': '69' },{ 'key_name': 'R','key_val': '82' },{ 'key_name': 'T','key_val': '84' },{ 'key_name': 'Y','key_val': '89' },{ 'key_name': 'U','key_val': '85' },{ 'key_name': 'I','key_val': '73' },{ 'key_name': 'O','key_val': '79' },{ 'key_name': 'P','key_val': '80' },{ 'key_name': '[','key_val': '219' },{ 'key_name': ']','key_val': '221' },{ 'key_name': "\\ ",'key_val': '220' },{ 'key_name': 'CapsLock','key_val': '20' },{ 'key_name': 'A','key_val': '65' },{ 'key_name': 'S','key_val': '83' },{ 'key_name': 'D','key_val': '68' },{ 'key_name': 'F','key_val': '70' },{ 'key_name': 'G','key_val': '71' },{ 'key_name': 'H','key_val': '72' },{ 'key_name': 'J','key_val': '74' },{ 'key_name': 'K','key_val': '75' },{ 'key_name': 'L','key_val': '76' },{ 'key_name': ';','key_val': '186' },{ 'key_name': "'",'key_val': '222' },{ 'key_name': 'Enter','key_val': '13' },{ 'key_name': 'Shift','key_val': '16' },{ 'key_name': 'Z','key_val': '90' },{ 'key_name': 'X','key_val': '88' },{ 'key_name': 'C','key_val': '67' },{ 'key_name': 'V','key_val': '86' },{ 'key_name': 'B','key_val': '66' },{ 'key_name': 'N','key_val': '78' },{ 'key_name': 'M','key_val': '77' },{ 'key_name': ',','key_val': '188' },{ 'key_name': '.','key_val': '190' },{ 'key_name': '/','key_val': '191' },{ 'key_name': 'Ctrl','key_val': '17' },{ 'key_name': 'Alt','key_val': '18' },{ 'key_name': 'Home','key_val': '36 ' },{ 'key_name': 'Space','key_val': '32' },'key_val': '36' },{ 'key_name': 'Fn','key_val': '00' },] var keyBoard = document.getElementsByClassName('keyBoard')[0] function renderKeyBoard(keyArray) { var template = ''; for (var i = 0; i < keyArray.length; i++) { if (keyArray[i].key_val == '8') { template += "<div class='key backspace' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '9') { template += "<div class='key tab' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '220') { template += "<div class='key backslash' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '20') { template += "<div class='key capslock' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '13') { template += "<div class='key enter' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '16') { template += "<div class='key leftshift' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '16') { template += "<div class='key rightshift' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '17') { template += "<div class='key leftctrl' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '36') { template += "<div class='key microsoft' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else if (keyArray[i].key_val == '32') { template += "<div class='key space' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } else { template += "<div class='key' data-key='" + keyArray[i].key_val + "'>" + keyArray[i].key_name + "</div>"; } } // console.log(template) keyBoard.innerHTML = template; } renderKeyBoard(keyArray) var key_div = document.getElementsByClassName('key'); // console.log(key_div) $("#textarea_box").on("input",function (e) { // console.log(e.keyCode) keyBoard.style.display = 'grid' processCurrentText() }); $("#textarea_box").on("focus",function (e) { // console.log(e.keyCode) keyBoard.style.display = 'grid'; startGame(); }); $("#textarea_box").on("keydown",function (e) { console.log(e.target.value) if(e.target.value != ''){ for (var i = 0; i < key_div.length; i++) { var key_val = Number(key_div[i].getAttribute('data-key')); if (key_val === e.keyCode) { key_div[i].style.color = '#fff'; key_div[i].style.backgroundColor = '#9F79EE' } else { key_div[i].style.color = '' key_div[i].style.backgroundColor = '' } } } }); $("#textarea_box").on("keyup",function (e) { for (var i = 0; i < key_div.length; i++) { key_div[i].style.color = '' key_div[i].style.backgroundColor = '' } }); $("#textarea_box").on("blur",function (e) { // console.log(e.keyCode) keyBoard.style.display = 'none' });
以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支援我們。