Javascript, HTML, CSS Code
<html> <head> <script type="text/javascript"> window.addEventListener('error', function(event) { var message = JSON.parse(JSON.stringify(event.message)); var source = event.filename; var lineno = event.lineno; var colno = event.colno; var error = event.error; window.parent.postMessage({ type: 'iframeError', details: { message: message, source: source, lineno: lineno, colno: colno, error: error ? error.stack : '' } }, '*'); }); window.addEventListener('unhandledrejection', function(event) { window.parent.postMessage({ type: 'iframePromiseRejection', details: { reason: event.reason } }, '*'); }); </script> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width,initial-scale=1"> <title>Grid-Based World Adventure</title> <meta name="description" content="A small grid-based world adventure where the player moves around using arrow keys."> <meta name="keywords" content="grid, world, adventure, game, arrow keys"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous"> <link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"> <!-- Built-In Functions for Apps --> <script type="text/javascript"> var localStoragePrefix = "ct-168144609916302"; var lastSave = 0; // save to localstorage function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } // save to cookie let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } // load from localstorage function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script> <script type="text/javascript"> // App Javascript Goes Here var canvas, ctx, tileSize, playerX, playerY, playerImage; function init() { canvas = document.getElementById("gameCanvas"); ctx = canvas.getContext("2d"); tileSize = 50; playerX = 2; playerY = 2; playerImage = new Image(); playerImage.src = "https://www.nicepng.com/png/full/145-1455269_nick-head-cutout-i-nicolas-cage.png"; playerImage.onload = function() { drawWorld(); } window.addEventListener("keydown", function(e) { e.preventDefault(); switch (e.key) { case "ArrowUp": movePlayer(0, -1); break; case "ArrowDown": movePlayer(0, 1); break; case "ArrowLeft": movePlayer(-1, 0); break; case "ArrowRight": movePlayer(1, 0); break; } }); } function drawWorld() { ctx.clearRect(0, 0, canvas.width, canvas.height); ctx.fillStyle = "#8ED6FF"; ctx.fillRect(0, 0, canvas.width, canvas.height); drawGrid(); drawPlayer(); } function drawGrid() { ctx.strokeStyle = "#000"; ctx.lineWidth = 1; for (var x = 0; x <= canvas.width; x += tileSize) { ctx.beginPath(); ctx.moveTo(x, 0); ctx.lineTo(x, canvas.height); ctx.stroke(); } for (var y = 0; y <= canvas.height; y += tileSize) { ctx.beginPath(); ctx.moveTo(0, y); ctx.lineTo(canvas.width, y); ctx.stroke(); } } function drawPlayer() { ctx.drawImage(playerImage, playerX * tileSize, playerY * tileSize, tileSize, tileSize); } function movePlayer(dx, dy) { playerX += dx; playerY += dy; if (playerX < 0) playerX = 0; if (playerY < 0) playerY = 0; if (playerX >= canvas.width / tileSize) playerX = (canvas.width / tileSize) - 1; if (playerY >= canvas.height / tileSize) playerY = (canvas.height / tileSize) - 1; drawWorld(); } </script> <style> /* App CSS Goes Here */ body { font-family: 'Roboto', sans-serif; background-color: #f8f9fa; } #gameCanvas { border: 2px solid #333; } #main-container { display: flex; justify-content: center; align-items: center; min-height: 100vh; } </style> <link rel="canonical" href="https://calculator.tools/prompt/391/"> <meta charset="utf-8"> </head> <body onload="init()"> <div id="main-container" class="container"> <!-- App HTML Goes Here --> <canvas id="gameCanvas" width="250" height="250"></canvas> </div> <script type="text/javascript"> var localStoragePrefix = "ct-{{ cachebreaker }}"; var lastSave = 0; function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script> <script type="text/javascript"> window.addEventListener('load', function() { var observer = new MutationObserver(function() { window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); observer.observe(document.body, {attributes: true, childList: true, subtree: true}); window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); </script> </body> </html>
Grid-Based World Adventure
Calculator Tools