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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Tool 79 - CSS Grid Generator with Naming - Developer Toolbox</title>
<link rel="stylesheet" href="assets/core.css">
<style>
.split-view {
display: grid;
grid-template-columns: 1fr;
gap: 1.5rem;
margin-top: 1rem;
margin-bottom: 2rem;
}
@media (min-width: 900px) {
.split-view { grid-template-columns: 350px 1fr; }
}
.controls-panel {
background: rgba(0,0,0,0.4);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 1.5rem;
display: flex;
flex-direction: column;
gap: 1rem;
}
.grid-preview {
background: rgba(0,0,0,0.4);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 1.5rem;
display: flex;
flex-direction: column;
gap: 1rem;
}
#grid-canvas {
display: grid;
width: 100%;
height: 350px;
background: rgba(255,255,255,0.05);
border: 1px dashed var(--border-color);
}
.grid-cell {
background: rgba(86, 182, 194, 0.2);
border: 1px solid rgba(86, 182, 194, 0.5);
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
transition: all 0.2s;
position: relative;
user-select: none;
}
.grid-cell:hover {
background: rgba(86, 182, 194, 0.4);
}
.grid-cell.active {
background: rgba(86, 182, 194, 0.6);
border-color: #fff;
}
.grid-cell input {
background: transparent;
border: none;
color: #fff;
text-align: center;
width: 90%;
font-size: 0.9rem;
font-weight: bold;
outline: none;
}
.grid-cell input:focus {
background: rgba(0,0,0,0.5);
}
.control-group {
display: flex;
flex-direction: column;
gap: 0.5rem;
}
.form-control {
background: #000;
color: #fff;
border: 1px solid var(--border-color);
border-radius: var(--radius-sm);
padding: 0.6rem;
font-family: var(--font-mono);
outline: none;
}
.css-output {
background: #1e1e1e;
color: #7ee787;
padding: 1rem;
border-radius: var(--radius-sm);
font-family: var(--font-mono);
font-size: 0.9rem;
white-space: pre-wrap;
border: 1px solid var(--border-color);
margin-top: 1rem;
}
/* 3D Canvas wrapper */
#canvas-container {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: -1;
opacity: 0.4;
pointer-events: none;
}
</style>
</head>
<body class="theme-dark">
<div id="canvas-container"></div>
<main class="main-content" style="padding-top:2rem;">
<div class="container" style="max-width: 1200px;">
<div class="tool-header">
<div>
<a href="index.html" class="back-link">← Back to Toolbox</a>
<h1>79. CSS Grid Generator with Naming</h1>
</div>
<div>
<select id="theme-select" aria-label="Select Theme">
<option value="dark">Dark Theme</option>
<option value="light">Light Theme</option>
<option value="solarized">Solarized</option>
<option value="neon">Neon Glow</option>
<option value="highcontrast">High Contrast</option>
</select>
</div>
</div>
<div class="glass-panel">
<div class="split-view">
<div class="controls-panel">
<div class="control-group">
<label>Columns (e.g. 1fr 2fr 1fr)</label>
<input type="text" id="inp-cols" class="form-control" value="1fr 1fr 1fr">
</div>
<div class="control-group">
<label>Rows (e.g. 100px 1fr 50px)</label>
<input type="text" id="inp-rows" class="form-control" value="100px 1fr 100px">
</div>
<div class="control-group">
<label>Gap (e.g. 10px)</label>
<input type="text" id="inp-gap" class="form-control" value="10px">
</div>
<hr style="border-color:#333; margin: 0.5rem 0;">
<div>
<p style="font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 1rem; line-height: 1.4;">
Click on a cell in the grid to name its area. Identically named adjacent cells form a merged grid area. Use "." for empty cells.
</p>
<button class="btn btn-sm" style="width:100%;" id="btn-reset">Reset Area Names</button>
</div>
</div>
<div class="grid-preview">
<h3>Interactive Grid</h3>
<div id="grid-canvas"></div>
<div style="display:flex; justify-content:space-between; align-items:flex-end; margin-top: 1rem;">
<h3>CSS Output</h3>
<button class="btn btn-sm" id="btn-copy">Copy CSS</button>
</div>
<div class="css-output" id="css-output"></div>
</div>
</div>
</div>
</div>
</main>
<footer class="global-footer">
<div class="container">
Made with ❤️ by <a href="https://github.com/Aliriyaj007" target="_blank">Aliriyaj007</a>
</div>
</footer>
<script src="assets/core.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r134/three.min.js"></script>
<script>
const inpCols = document.getElementById('inp-cols');
const inpRows = document.getElementById('inp-rows');
const inpGap = document.getElementById('inp-gap');
const gridCanvas = document.getElementById('grid-canvas');
const cssOutput = document.getElementById('css-output');
const btnReset = document.getElementById('btn-reset');
const btnCopy = document.getElementById('btn-copy');
let cells = [];
function parseTemplate(str) {
return str.trim().split(/\s+/).filter(Boolean);
}
function generateGrid() {
const cols = parseTemplate(inpCols.value);
const rows = parseTemplate(inpRows.value);
const gap = inpGap.value.trim();
if(cols.length === 0) cols.push('1fr');
if(rows.length === 0) rows.push('1fr');
gridCanvas.style.gridTemplateColumns = cols.join(' ');
gridCanvas.style.gridTemplateRows = rows.join(' ');
gridCanvas.style.gap = gap;
const totalCells = cols.length * rows.length;
// Preserve existing names if within bounds
const oldNames = cells.map(c => c.querySelector('input').value);
gridCanvas.innerHTML = '';
cells = [];
for (let i = 0; i < totalCells; i++) {
const cell = document.createElement('div');
cell.className = 'grid-cell';
const input = document.createElement('input');
input.type = 'text';
// assign default basic names for demo
let defaultVal = '.';
if (oldNames[i]) {
defaultVal = oldNames[i];
} else {
let r = Math.floor(i / cols.length);
if (r === 0) defaultVal = 'header';
else if (r === rows.length - 1) defaultVal = 'footer';
else if (i % cols.length === 0) defaultVal = 'sidebar';
else defaultVal = 'main';
}
input.value = defaultVal;
input.placeholder = '.';
input.addEventListener('input', updateCSS);
input.addEventListener('focus', () => cell.classList.add('active'));
input.addEventListener('blur', () => cell.classList.remove('active'));
cell.appendChild(input);
gridCanvas.appendChild(cell);
cells.push(cell);
}
updateCSS();
update3DGrid(cols.length, rows.length);
}
function updateCSS() {
const cols = parseTemplate(inpCols.value);
const rows = parseTemplate(inpRows.value);
const gap = inpGap.value.trim();
let areasStr = '';
for (let r = 0; r < rows.length; r++) {
let rowAreas = [];
for (let c = 0; c < cols.length; c++) {
const idx = r * cols.length + c;
let val = cells[idx].querySelector('input').value.trim() || '.';
// simple validation for CSS area names
val = val.replace(/[^a-zA-Z0-9_-]/g, '') || '.';
rowAreas.push(val);
}
areasStr += ` "${rowAreas.join(' ')}"\n`;
}
const css = `.grid-container {
display: grid;
grid-template-columns: ${cols.join(' ')};
grid-template-rows: ${rows.join(' ')};
gap: ${gap};
grid-template-areas: \n${areasStr.trimEnd()};
}`;
cssOutput.textContent = css;
}
inpCols.addEventListener('input', generateGrid);
inpRows.addEventListener('input', generateGrid);
inpGap.addEventListener('input', generateGrid);
btnReset.addEventListener('click', () => {
cells.forEach(c => c.querySelector('input').value = '.');
updateCSS();
});
btnCopy.addEventListener('click', () => {
navigator.clipboard.writeText(cssOutput.textContent);
btnCopy.textContent = 'Copied!';
setTimeout(() => { btnCopy.textContent = 'Copy CSS'; }, 2000);
});
// 3D Scene setup
let scene, camera, renderer, gridGroup;
function init3D() {
const container = document.getElementById('canvas-container');
if(!container) return;
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(50, window.innerWidth/window.innerHeight, 0.1, 1000);
camera.position.z = 20;
camera.position.y = -5;
camera.position.x = 10;
camera.lookAt(0, 0, 0);
renderer = new THREE.WebGLRenderer({ alpha: true, antialias: true });
renderer.setSize(window.innerWidth, window.innerHeight);
container.appendChild(renderer.domElement);
gridGroup = new THREE.Group();
scene.add(gridGroup);
const ambientLight = new THREE.AmbientLight(0xffffff, 0.4);
scene.add(ambientLight);
const dirLight = new THREE.DirectionalLight(0xffffff, 0.8);
dirLight.position.set(5, 10, 5);
scene.add(dirLight);
window.addEventListener('resize', () => {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
});
animate3D();
}
function update3DGrid(cols, rows) {
if(!gridGroup) return;
// clear old grid
while(gridGroup.children.length > 0){
gridGroup.remove(gridGroup.children[0]);
}
const cellSize = 2;
const gap = 0.5;
const totalWidth = cols * cellSize + (cols - 1) * gap;
const totalHeight = rows * cellSize + (rows - 1) * gap;
const startX = -totalWidth / 2 + cellSize / 2;
const startY = totalHeight / 2 - cellSize / 2;
const mat = new THREE.MeshPhongMaterial({
color: 0x56b6c2,
transparent: true,
opacity: 0.6,
wireframe: true
});
for(let r=0; r<rows; r++) {
for(let c=0; c<cols; c++) {
const box = new THREE.Mesh(new THREE.BoxGeometry(cellSize, cellSize, 0.5), mat);
box.position.set(
startX + c * (cellSize + gap),
startY - r * (cellSize + gap),
0
);
gridGroup.add(box);
}
}
}
function animate3D() {
requestAnimationFrame(animate3D);
gridGroup.rotation.y = Math.sin(Date.now() * 0.0005) * 0.3;
gridGroup.rotation.x = Math.sin(Date.now() * 0.0003) * 0.2;
renderer.render(scene, camera);
}
document.addEventListener('DOMContentLoaded', () => {
init3D();
generateGrid();
});
</script>
</body>
</html>