Drawing App
Jan 5, 2024
v.0
A fun drawing app where you can create and edit images. Colors Drawing Image Credits Effects Edit

Versions  

Bugs  
None!

Get This App On Your Website

1. Copy the code above with the iframe and link.
2. Paste the code into your website.
3. Resize the iframe to fit your website.

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>Drawing App</title>
<meta name="description" content="A fun drawing app where you can create and edit images.">
<meta name="keywords" content="drawing, app, image, edit, colors, effects, credits">

<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">

<script type="text/javascript">
try {
// App Javascript Goes Here. Place your entire script content inside the try block for error handling.

// This will run when the DOM is ready.
document.addEventListener("DOMContentLoaded", function() {
// Variables
const canvas = document.getElementById('canvas');
const context = canvas.getContext('2d');
let isDrawing = false;
let color = '#FF0000';

// Event Listeners
canvas.addEventListener('mousedown', startDrawing);
canvas.addEventListener('mousemove', draw);
canvas.addEventListener('mouseup', stopDrawing);
canvas.addEventListener('mouseout', stopDrawing);

const eraseButton = document.getElementById('erase-button');
eraseButton.addEventListener('click', erase);

const colorButtons = document.querySelectorAll('.color-button');
colorButtons.forEach(button => {
button.addEventListener('click', changeColor);
});

const finishButton = document.getElementById('finish-button');
finishButton.addEventListener('click', showCredits);

// Functions
function startDrawing(e) {
isDrawing = true;
draw(e);
}

function draw(e) {
if (!isDrawing) return;
context.lineWidth = 5;
context.lineCap = 'round';
context.strokeStyle = color;
context.lineTo(e.clientX, e.clientY);
context.stroke();
context.beginPath();
context.moveTo(e.clientX, e.clientY);
}

function stopDrawing() {
isDrawing = false;
context.beginPath();
}

function erase() {
context.clearRect(0, 0, canvas.width, canvas.height);
}

function changeColor(e) {
color = e.target.dataset.color;
}

function showCredits() {
const creditsContainer = document.getElementById('credits-container');
creditsContainer.style.display = 'block';
}

const imageEditor = document.getElementById('image-editor');
const imageInput = document.getElementById('image-input');
const effectButtons = document.querySelectorAll('.effect-button');

imageInput.addEventListener('change', function(e) {
const reader = new FileReader();
reader.onload = function(event) {
const img = new Image();
img.onload = function() {
imageEditor.width = img.width;
imageEditor.height = img.height;
imageEditor.getContext('2d').drawImage(img, 0, 0);
}
img.src = event.target.result;
}
reader.readAsDataURL(e.target.files[0]);
});

effectButtons.forEach(button => {
button.addEventListener('click', applyEffect);
});

function applyEffect(e) {
const effect = e.target.dataset.effect;
const imageData = imageEditor.getContext('2d').getImageData(0, 0, imageEditor.width, imageEditor.height);
const data = imageData.data;

switch (effect) {
case 'invert':
for (let i = 0; i < data.length; i += 4) {
data[i] = 255 - data[i];
data[i + 1] = 255 - data[i + 1];
data[i + 2] = 255 - data[i + 2];
}
break;
case 'popart':
for (let i = 0; i < data.length; i += 4) {
const red = data[i];
const green = data[i + 1];
const blue = data[i + 2];
const average = (red + green + blue) / 3;
data[i] = average < 128 ? 2 * average : 255;
data[i + 1] = average < 128 ? 0 : 2 * (average - 128);
data[i + 2] = average < 128 ? 0 : 2 * (average - 128);
}
break;
case 'magicpen':
for (let i = 0; i < data.length; i += 4) {
data[i] = 255 - data[i];
data[i + 1] = 255 - data[i + 1];
data[i + 2] = 255;
}
break;
}

imageEditor.getContext('2d').putImageData(imageData, 0, 0);
}
});

} catch (error) {
// This will throw the error to the parent window.
throw error;
}
</script>

<style>
#canvas {
background-color: #FFFFFF;
cursor: crosshair;
}

.color-button {
width: 40px;
height: 40px;
border-radius: 50%;
margin-right: 10px;
cursor: pointer;
}

#credits-container {
display: none;
margin-top: 20px;
}

#image-editor {
margin-top: 20px;
border: 1px solid #000000;
}

.effect-button {
margin-right: 10px;
cursor: pointer;
}
</style>

<link rel="canonical" href="https://calculator.tools/app/drawing-app-1091/">
<meta charset="utf-8">

</head>
<body>
<div id="main-container" class="container">
<canvas id="canvas" width="800" height="600"></canvas>

<div>
<button id="erase-button" class="btn btn-warning"><i class="fa fa-eraser"></i> Apagar</button>
<div class="btn-group">
<button class="btn btn-danger color-button" data-color="#FF0000"></button>
<button class="btn btn-success color-button" data-color="#00FF00"></button>
<button class="btn btn-primary color-button" data-color="#0000FF"></button>
</div>
<button id="finish-button" class="btn btn-info"><i class="fa fa-check"></i> Terminar</button>
</div>

<div id="credits-container">
<h2>Créditos</h2>
<p>App criado por Renovato, galinhamagricela, maiconjexon e JunyTony.</p>
</div>

<div>
<h2>Editor de Imagens</h2>
<input type="file" id="image-input" accept="image/*">
<canvas id="image-editor"></canvas>
<div>
<button class="btn btn-secondary effect-button" data-effect="invert">Invertido</button>
<button class="btn btn-secondary effect-button" data-effect="popart">Arte Pop</button>
<button class="btn btn-secondary effect-button" data-effect="magicpen">Caneta Mágica</button>
</div>
</div>
</div>
<script type="text/javascript"> var localStoragePrefix = "ct-1091"; 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>

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FAQ

What is Calculator Tools?

Calculator Tools allows you to instantly create and generate any simple one page web app for free and immediately have it online to use and share. This means anything! Mini apps, calculators, trackers, tools, games, puzzles, screensavers... anything you can think of that the AI can handle.

The AI uses Javacript, HTML, and CSS programming to code your app up in moments. This currently uses GPT-4 the latest and most powerful version of the OpenAI GPT language model.

What Do You Mean Make An App?

Have you ever just wanted a simple app but didn't want to learn programming or pay someone to make it for you? Calculator Tools is the solution! Just type in your prompt and the AI will generate a simple app for you in seconds. You can then customize it to your liking and share it with your friends.

AI has become so powerful it is that simple these days.

Does This Use ChatGPT?

It uses GPT-4 which is the most powerful model for ChatGPT.

Calculator Tools does not remember things from prompt to prompt, each image is a unique image that does not reference any of the images or prompts previously supplied.