350 lines
9.2 KiB
HTML
350 lines
9.2 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
<title>Markdown Editor</title>
|
|
<link rel="preconnect" href="https://fonts.googleapis.com">
|
|
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
|
|
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Merriweather:ital,wght@0,400;0,700;1,400&family=JetBrains+Mono:wght@400;500&display=swap" rel="stylesheet">
|
|
<style>
|
|
:root {
|
|
--editor-bg: #f8f9fa;
|
|
--preview-bg: #ffffff;
|
|
--border-color: #e9ecef;
|
|
--text-color: #212529;
|
|
--font-mono: 'JetBrains Mono', monospace;
|
|
--font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
|
|
--font-serif: 'Merriweather', Georgia, serif;
|
|
}
|
|
|
|
* {
|
|
box-sizing: border-box;
|
|
margin: 0;
|
|
padding: 0;
|
|
}
|
|
|
|
body {
|
|
font-family: var(--font-sans);
|
|
color: var(--text-color);
|
|
line-height: 1.6;
|
|
height: 100vh;
|
|
overflow: hidden;
|
|
}
|
|
|
|
.container {
|
|
display: flex;
|
|
height: 100vh;
|
|
}
|
|
|
|
.editor-pane, .preview-pane {
|
|
flex: 1;
|
|
padding: 20px;
|
|
overflow-y: auto;
|
|
height: 100%;
|
|
}
|
|
|
|
.editor-pane {
|
|
background-color: var(--editor-bg);
|
|
border-right: 1px solid var(--border-color);
|
|
}
|
|
|
|
.preview-pane {
|
|
background-color: var(--preview-bg);
|
|
}
|
|
|
|
#editor {
|
|
width: 100%;
|
|
height: 100%;
|
|
border: none;
|
|
background-color: var(--editor-bg);
|
|
font-family: var(--font-mono);
|
|
font-size: 15px;
|
|
line-height: 1.6;
|
|
resize: none;
|
|
outline: none;
|
|
padding: 10px;
|
|
}
|
|
|
|
#preview {
|
|
padding: 10px;
|
|
}
|
|
|
|
/* Typography for the preview pane */
|
|
#preview h1, #preview h2, #preview h3, #preview h4, #preview h5, #preview h6 {
|
|
margin-top: 1.5em;
|
|
margin-bottom: 0.75em;
|
|
font-family: var(--font-sans);
|
|
font-weight: 600;
|
|
line-height: 1.2;
|
|
}
|
|
|
|
#preview h1 {
|
|
font-size: 2.25rem;
|
|
border-bottom: 1px solid var(--border-color);
|
|
padding-bottom: 0.3em;
|
|
}
|
|
|
|
#preview h2 {
|
|
font-size: 1.75rem;
|
|
border-bottom: 1px solid var(--border-color);
|
|
padding-bottom: 0.3em;
|
|
}
|
|
|
|
#preview h3 {
|
|
font-size: 1.5rem;
|
|
}
|
|
|
|
#preview h4 {
|
|
font-size: 1.25rem;
|
|
}
|
|
|
|
#preview p {
|
|
margin-bottom: 1.25em;
|
|
font-family: var(--font-serif);
|
|
font-size: 1.05rem;
|
|
}
|
|
|
|
#preview a {
|
|
color: #0366d6;
|
|
text-decoration: none;
|
|
}
|
|
|
|
#preview a:hover {
|
|
text-decoration: underline;
|
|
}
|
|
|
|
#preview code {
|
|
font-family: var(--font-mono);
|
|
background-color: rgba(27, 31, 35, 0.05);
|
|
padding: 0.2em 0.4em;
|
|
border-radius: 3px;
|
|
font-size: 0.9em;
|
|
}
|
|
|
|
#preview pre {
|
|
background-color: #f6f8fa;
|
|
border-radius: 3px;
|
|
padding: 16px;
|
|
overflow: auto;
|
|
margin-bottom: 1.25em;
|
|
}
|
|
|
|
#preview pre code {
|
|
background-color: transparent;
|
|
padding: 0;
|
|
font-size: 0.9em;
|
|
line-height: 1.5;
|
|
}
|
|
|
|
#preview blockquote {
|
|
padding: 0 1em;
|
|
color: #6a737d;
|
|
border-left: 0.25em solid #dfe2e5;
|
|
margin-bottom: 1.25em;
|
|
}
|
|
|
|
#preview ul, #preview ol {
|
|
padding-left: 2em;
|
|
margin-bottom: 1.25em;
|
|
}
|
|
|
|
#preview li {
|
|
margin-bottom: 0.25em;
|
|
}
|
|
|
|
#preview table {
|
|
border-collapse: collapse;
|
|
width: 100%;
|
|
margin-bottom: 1.25em;
|
|
}
|
|
|
|
#preview table th, #preview table td {
|
|
padding: 8px 12px;
|
|
border: 1px solid #dfe2e5;
|
|
text-align: left;
|
|
}
|
|
|
|
#preview table th {
|
|
background-color: #f6f8fa;
|
|
font-weight: 600;
|
|
}
|
|
|
|
#preview table tr:nth-child(even) {
|
|
background-color: #f8f9fa;
|
|
}
|
|
|
|
#preview img {
|
|
max-width: 100%;
|
|
margin-bottom: 1.25em;
|
|
}
|
|
|
|
.header {
|
|
background-color: #ffffff;
|
|
padding: 15px 20px;
|
|
border-bottom: 1px solid var(--border-color);
|
|
display: flex;
|
|
justify-content: space-between;
|
|
align-items: center;
|
|
}
|
|
|
|
.header h1 {
|
|
font-size: 1.25rem;
|
|
font-weight: 500;
|
|
}
|
|
|
|
.header-actions {
|
|
display: flex;
|
|
gap: 10px;
|
|
}
|
|
|
|
.btn {
|
|
background-color: #f1f3f5;
|
|
border: 1px solid var(--border-color);
|
|
border-radius: 4px;
|
|
padding: 6px 12px;
|
|
font-size: 14px;
|
|
cursor: pointer;
|
|
transition: background-color 0.2s;
|
|
}
|
|
|
|
.btn:hover {
|
|
background-color: #e9ecef;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div class="header">
|
|
<h1>Markdown Editor</h1>
|
|
<div class="header-actions">
|
|
<button class="btn" id="copy-html">Copy HTML</button>
|
|
<button class="btn" id="copy-markdown">Copy Markdown</button>
|
|
</div>
|
|
</div>
|
|
<div class="container">
|
|
<div class="editor-pane">
|
|
<textarea id="editor" spellcheck="false" placeholder="Type your markdown here..."></textarea>
|
|
</div>
|
|
<div class="preview-pane">
|
|
<div id="preview"></div>
|
|
</div>
|
|
</div>
|
|
|
|
<script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
|
|
<script>
|
|
// Set up marked.js options
|
|
marked.setOptions({
|
|
breaks: true,
|
|
gfm: true,
|
|
headerIds: true,
|
|
highlight: function(code, lang) {
|
|
return code;
|
|
}
|
|
});
|
|
|
|
const editor = document.getElementById('editor');
|
|
const preview = document.getElementById('preview');
|
|
const copyHtmlBtn = document.getElementById('copy-html');
|
|
const copyMarkdownBtn = document.getElementById('copy-markdown');
|
|
|
|
// Example markdown content
|
|
const exampleMarkdown = `# Markdown Editor
|
|
|
|
## Introduction
|
|
|
|
This is a real-time markdown editor with a split-screen layout. Type markdown on the left, and see the rendered output on the right.
|
|
|
|
## Features
|
|
|
|
- **Real-time rendering**: See your changes instantly
|
|
- **Split-screen layout**: Edit and preview side by side
|
|
- **Beautiful typography**: Using high-quality fonts for readability
|
|
- **Copy functionality**: Easily copy your markdown or HTML
|
|
|
|
## Code Example
|
|
|
|
\`\`\`javascript
|
|
function renderMarkdown() {
|
|
const markdown = editor.value;
|
|
const html = marked.parse(markdown);
|
|
preview.innerHTML = html;
|
|
}
|
|
\`\`\`
|
|
|
|
## Table Example
|
|
|
|
| Feature | Description |
|
|
|---------|-------------|
|
|
| Real-time Preview | See changes as you type |
|
|
| Syntax Highlighting | Makes code easier to read |
|
|
| Tables | Format data in rows and columns |
|
|
| Lists | Create ordered and unordered lists |
|
|
|
|
## Blockquote Example
|
|
|
|
> The best way to predict the future is to invent it.
|
|
>
|
|
> — Alan Kay
|
|
|
|
## Image Example
|
|
|
|
|
|
|
|
## Task List
|
|
|
|
- [x] Create markdown editor
|
|
- [x] Add real-time preview
|
|
- [x] Style with nice typography
|
|
- [ ] Add more features
|
|
|
|
## Math Example (if supported)
|
|
|
|
When $a \\ne 0$, there are two solutions to $ax^2 + bx + c = 0$ and they are
|
|
$$x = {-b \\pm \\sqrt{b^2-4ac} \\over 2a}.$$
|
|
|
|
---
|
|
|
|
*Made with ❤️ using HTML, CSS, and JavaScript*`;
|
|
|
|
// Set initial content
|
|
editor.value = exampleMarkdown;
|
|
|
|
// Function to render markdown
|
|
function renderMarkdown() {
|
|
const markdown = editor.value;
|
|
const html = marked.parse(markdown);
|
|
preview.innerHTML = html;
|
|
}
|
|
|
|
// Initial render
|
|
renderMarkdown();
|
|
|
|
// Real-time rendering
|
|
editor.addEventListener('input', renderMarkdown);
|
|
|
|
// Copy HTML functionality
|
|
copyHtmlBtn.addEventListener('click', function() {
|
|
const html = preview.innerHTML;
|
|
navigator.clipboard.writeText(html)
|
|
.then(() => {
|
|
alert('HTML copied to clipboard!');
|
|
})
|
|
.catch(err => {
|
|
console.error('Failed to copy HTML: ', err);
|
|
});
|
|
});
|
|
|
|
// Copy Markdown functionality
|
|
copyMarkdownBtn.addEventListener('click', function() {
|
|
const markdown = editor.value;
|
|
navigator.clipboard.writeText(markdown)
|
|
.then(() => {
|
|
alert('Markdown copied to clipboard!');
|
|
})
|
|
.catch(err => {
|
|
console.error('Failed to copy Markdown: ', err);
|
|
});
|
|
});
|
|
</script>
|
|
</body>
|
|
</html> |