commit c8598bfa6a904694673db99fc53221f193ceb49d Author: Martin Date: Fri Jul 21 17:46:01 2023 +0200 first commit the code is uploaded diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..6defb71 --- /dev/null +++ b/package-lock.json @@ -0,0 +1,1432 @@ +{ + "name": "collaborative-pixel-art", + "version": "1.0.0", + "lockfileVersion": 2, + "requires": true, + "packages": { + "": { + "name": "collaborative-pixel-art", + "version": "1.0.0", + "license": "ISC", + "dependencies": { + "cookie-parser": "^1.4.6", + "express": "^4.18.2", + "socket.io": "^4.7.1" + } + }, + "node_modules/@socket.io/component-emitter": { + "version": "3.1.0", + "resolved": "https://registry.npmjs.org/@socket.io/component-emitter/-/component-emitter-3.1.0.tgz", + "integrity": "sha512-+9jVqKhRSpsc591z5vX+X5Yyw+he/HCB4iQ/RYxw35CEPaY1gnsNE43nf9n9AaYjAQrTiI/mOwKUKdUs9vf7Xg==" + }, + "node_modules/@types/cookie": { + "version": "0.4.1", + "resolved": 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+

Collaborative Pixel Art

+
+
+
+
+ +
+ +
+
+
+
+
+
+
+
+
+
+
+ + + + + diff --git a/public/script.js b/public/script.js new file mode 100644 index 0000000..0dd1b17 --- /dev/null +++ b/public/script.js @@ -0,0 +1,115 @@ +// script.js +const socket = io(); + +let yourPixelsPlaced = 0; // Counter for pixels placed by you + +// Function to set a cookie +function setCookie(name, value, days) { + const date = new Date(); + date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000)); + const expires = "expires=" + date.toUTCString(); + document.cookie = name + "=" + value + ";" + expires + ";path=/"; +} + +// Function to get a cookie +function getCookie(name) { + const cookieName = name + "="; + const decodedCookie = decodeURIComponent(document.cookie); + const cookieArray = decodedCookie.split(';'); + for (let i = 0; i < cookieArray.length; i++) { + let cookie = cookieArray[i]; + while (cookie.charAt(0) === ' ') { + cookie = cookie.substring(1); + } + if (cookie.indexOf(cookieName) === 0) { + return cookie.substring(cookieName.length, cookie.length); + } + } + return ""; +} + +const colorOptions = document.querySelectorAll('.color-option'); +let currentColor = '#000000'; // Default: Black + +// Set the current color when a color option is clicked +colorOptions.forEach(option => { + option.addEventListener('click', () => { + currentColor = option.style.backgroundColor; + // Remove the 'selected' class from all color options + colorOptions.forEach(opt => opt.classList.remove('selected')); + // Add the 'selected' class to the clicked color option + option.classList.add('selected'); + }); +}); + +// Update the current color of the pixel and place it on the canvas +function placePixel(index, color) { + socket.emit('placePixel', index, color); +} + +// Create the canvas +const canvasDiv = document.getElementById('canvas'); +const canvasWidth = 50; +const canvasHeight = 50; + +function createCanvas() { + for (let i = 0; i < canvasWidth * canvasHeight; i++) { + const pixel = document.createElement('div'); + pixel.classList.add('pixel'); + canvasDiv.appendChild(pixel); + } +} + +// Update a pixel on the canvas +function updatePixel(index, color) { + const pixel = document.getElementsByClassName('pixel')[index]; + pixel.style.backgroundColor = color; +} + +// Function to update the pixel count display +function updatePixelCount() { + const pixelCountElement = document.getElementById('pixel-count'); + pixelCountElement.textContent = `Total Pixels: ${totalPixelsPlaced}, Your Pixels: ${yourPixelsPlaced}`; +} + +// Retrieve yourPixelsPlaced value from the cookie +const savedPixelCount = parseInt(getCookie('yourPixelsPlaced')); +if (!isNaN(savedPixelCount)) { + yourPixelsPlaced = savedPixelCount; +} + +// Handle initial pixel data from the server +socket.on('initPixels', (pixels) => { + for (let i = 0; i < pixels.length; i++) { + updatePixel(i, pixels[i]); + } +}); + +// Handle pixel placement from the client +canvasDiv.addEventListener('click', (event) => { + if (event.target.classList.contains('pixel')) { + const index = Array.prototype.indexOf.call(canvasDiv.children, event.target); + updatePixel(index, currentColor); + placePixel(index, currentColor); + + // Increment yourPixelsPlaced when you place a pixel + yourPixelsPlaced++; + updatePixelCount(); + // Save yourPixelsPlaced value to the cookie + setCookie('yourPixelsPlaced', yourPixelsPlaced, 365); // Cookie expires in 365 days + } +}); + +// Handle updates from other clients +socket.on('updatePixel', (index, color) => { + updatePixel(index, color); +}); + +// Receive the total pixels count from the server +socket.on('totalPixelsCount', (count) => { + totalPixelsPlaced = count; + updatePixelCount(); +}); + +createCanvas(); +updatePixelCount(); // Call to initialize the pixel count display diff --git a/public/styles.css b/public/styles.css new file mode 100644 index 0000000..51a948f --- /dev/null +++ b/public/styles.css @@ -0,0 +1,114 @@ +/* styles.css */ + +/* General styling for the body and page layout */ +body { + display: flex; + flex-direction: column; + justify-content: center; + align-items: center; + height: 100vh; + margin: 0; + font-family: Arial, sans-serif; /* Set font family for the entire page */ + background-color: #f0f0f0; /* Light gray background color */ +} + +/* Styling for the header section */ +.header { + margin-bottom: 20px; /* Add spacing at the bottom of the header */ + color: #333; /* Dark text color */ + font-size: 24px; /* Larger font size for the header */ + font-weight: bold; /* Make the header text bold */ + text-align: center; /* Center-align the text within the header */ +} + +/* Styling for the pixel count display */ +#pixel-count { + font-size: 16px; + color: #666; + text-align: center; + margin-top: 10px; /* Add spacing above the pixel count */ +} + +/* Styling for the main container that wraps canvas and color selector */ +.container { + display: flex; + flex-wrap: wrap; /* Allow the container to wrap on smaller screens */ + justify-content: center; /* Center the content horizontally */ + align-items: center; /* Center the content vertically */ + background-color: #fff; /* White background color */ + border-radius: 8px; /* Rounded corners for the container */ + box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* Subtle shadow effect */ + padding: 20px; /* Add padding inside the container */ + max-width: 800px; /* Set a maximum width for the container */ +} + +/* Styling for the canvas where pixels will be placed */ +#canvas { + width: 500px; + height: 500px; + display: grid; + grid-template-columns: repeat(50, 10px); /* Create 50 columns of 10px each */ + grid-template-rows: repeat(50, 10px); /* Create 50 rows of 10px each */ + gap: 0; /* Remove any gap between pixels */ +} + +/* Styling for individual pixels */ +.pixel { + width: 10px; + height: 10px; + display: inline-block; + border: 1px solid #ccc; /* Add a 1px border around each pixel */ +} + +/* Styling for the color selector section */ +.color-selector { + display: flex; + flex-direction: column; /* Color options arranged vertically */ + align-items: center; /* Center color options horizontally */ + margin-left: 20px; /* Add some space to the left of the color selector */ +} + +/* Styling for individual color options */ +.color-option { + width: 30px; + height: 30px; + border-radius: 50%; /* Make the color options circular */ + margin: 5px; /* Add spacing between color options */ + cursor: pointer; /* Show pointer cursor on hover */ + border: 2px solid #ccc; /* Add a 2px border around each color option */ + /* Color options will have their background color set dynamically */ +} + +/* Styling for the currently selected color option */ +.color-option.selected { + border-color: #000; /* Change the border color for the selected color */ +} + +/* Responsive design for phone-friendly UI */ +@media (max-width: 768px) { + .container { + flex-direction: column; /* Stack canvas and color selector vertically */ + } + + #canvas { + width: 90%; /* Adjust canvas width to fit smaller screens */ + height: auto; /* Allow canvas height to adapt based on content */ + margin: 20px 0; /* Add some spacing around the canvas */ + } + + .color-selector { + flex-direction: row; /* Arrange color options horizontally */ + justify-content: center; /* Center color options horizontally */ + margin: 0; /* Remove any margin on smaller screens */ + margin-top: 20px; /* Add some spacing above the color selector */ + } + + .color-option { + margin: 5px 8px; /* Adjust spacing between color options */ + } + + /* Adjust pixel count styles for phone-friendly UI */ + #pixel-count { + font-size: 14px; + } +} diff --git a/server.js b/server.js new file mode 100644 index 0000000..180b4de --- /dev/null +++ b/server.js @@ -0,0 +1,48 @@ +// server.js +const express = require('express'); +const app = express(); +const http = require('http').createServer(app); +const io = require('socket.io')(http); + +const initialPixelColor = '#FFFFFF'; // Default color: White +const canvasWidth = 50; +const canvasHeight = 50; +let pixels = new Array(canvasWidth * canvasHeight).fill(initialPixelColor); +let totalPixelsPlaced = 0; // Counter for total pixels placed by everyone + +app.use(express.static(__dirname + '/public')); + +io.on('connection', (socket) => { + // Send the initial pixel data to the connected client + socket.emit('initPixels', pixels); + + // Send the total pixels count to the connected client + socket.emit('totalPixelsCount', totalPixelsPlaced); + + socket.on('placePixel', (index, color) => { + // Update the pixel color in the array + pixels[index] = color; + // Broadcast the updated pixel color to all clients + io.emit('updatePixel', index, color); + + // Increment the total pixels counter when a pixel is placed + totalPixelsPlaced++; + // Broadcast the updated total count to all clients + io.emit('totalPixelsCount', totalPixelsPlaced); + }); +}); + +// Function to clear the "yourPixelsPlaced" cookie +function clearYourPixelsCookie(res) { + res.clearCookie('yourPixelsPlaced'); +} + +http.listen(3000, () => { + console.log('Server started on http://localhost:3000'); +}); + +// Clear "yourPixelsPlaced" cookie when the server starts +app.get('/', (req, res) => { + clearYourPixelsCookie(res); + res.sendFile(__dirname + '/public/index.html'); +}); \ No newline at end of file