|
| 1 | +<!DOCTYPE html> |
| 2 | +<html lang="en"> |
| 3 | +<head> |
| 4 | + <meta charset="UTF-8"> |
| 5 | + <meta name="viewport" content="width=device-width, initial-scale=1.0"> |
| 6 | + <title>Editor — C++ Mode for Processing</title> |
| 7 | + <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/codemirror.min.css"> |
| 8 | + <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/theme/dracula.min.css"> |
| 9 | + <style> |
| 10 | + * { margin: 0; padding: 0; box-sizing: border-box; } |
| 11 | + body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: #1a1a1a; color: #eee; height: 100vh; display: flex; flex-direction: column; overflow: hidden; } |
| 12 | + |
| 13 | + #site-nav { border-bottom: 1px solid #333; padding: 0 2rem; display: flex; align-items: center; justify-content: space-between; height: 52px; background: #111; flex-shrink: 0; } |
| 14 | + #site-nav a { color: #eee; text-decoration: none; font-size: 14px; } |
| 15 | + #site-nav .logo { font-weight: 600; font-size: 15px; } |
| 16 | + |
| 17 | + .editor-layout { display: flex; flex: 1; overflow: hidden; } |
| 18 | + |
| 19 | + /* Editor pane */ |
| 20 | + .editor-pane { display: flex; flex-direction: column; width: 50%; border-right: 2px solid #222; } |
| 21 | + .pane-toolbar { display: flex; align-items: center; gap: 0.75rem; padding: 0.5rem 0.75rem; background: #111; border-bottom: 1px solid #2a2a2a; flex-shrink: 0; } |
| 22 | + .pane-label { font-size: 12px; color: #666; flex: 1; font-family: monospace; } |
| 23 | + #status { font-size: 12px; color: #666; } |
| 24 | + #status.compiling { color: #e8b400; } |
| 25 | + #status.error { color: #f77; } |
| 26 | + #status.ok { color: #5f5; } |
| 27 | + .btn-run { background: #e8b400; color: #111; border: none; padding: 0.4rem 1.1rem; border-radius: 5px; font-size: 13px; font-weight: 700; cursor: pointer; letter-spacing: 0.01em; } |
| 28 | + .btn-run:hover { background: #f5c400; } |
| 29 | + .btn-run:disabled { background: #444; color: #777; cursor: not-allowed; } |
| 30 | + .CodeMirror { flex: 1; height: 100%; font-size: 13px; line-height: 1.55; font-family: 'JetBrains Mono', 'Fira Code', monospace; } |
| 31 | + .CodeMirror-scroll { height: 100% !important; } |
| 32 | + .editor-pane { flex: 1; } |
| 33 | + |
| 34 | + /* Preview pane */ |
| 35 | + .preview-pane { display: flex; flex-direction: column; width: 50%; background: #000; } |
| 36 | + .preview-pane .pane-toolbar { background: #111; } |
| 37 | + .btn-stop { background: #2a2a2a; color: #aaa; border: 1px solid #333; padding: 0.4rem 0.9rem; border-radius: 5px; font-size: 12px; cursor: pointer; } |
| 38 | + .btn-stop:hover { background: #333; color: #eee; } |
| 39 | + |
| 40 | + #preview-area { flex: 1; background: #000; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; } |
| 41 | + #preview-area canvas { display: block !important; } |
| 42 | + #preview-placeholder { color: #333; font-size: 13px; text-align: center; line-height: 2; pointer-events: none; } |
| 43 | + #preview-placeholder kbd { background: #222; border: 1px solid #333; padding: 2px 6px; border-radius: 3px; font-size: 12px; color: #888; } |
| 44 | + |
| 45 | + #error-panel { display: none; background: #1c0808; border-top: 1px solid #4a1010; padding: 0.6rem 1rem; font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: #f88; max-height: 130px; overflow-y: auto; white-space: pre; flex-shrink: 0; } |
| 46 | + </style> |
| 47 | +</head> |
| 48 | +<body> |
| 49 | + |
| 50 | +<nav id="site-nav"> |
| 51 | + <a class="logo" href="/">C++ Mode for Processing</a> |
| 52 | + <a href="/reference" style="color:#888;font-size:13px;">Reference</a> |
| 53 | +</nav> |
| 54 | + |
| 55 | +<div class="editor-layout"> |
| 56 | + <div class="editor-pane"> |
| 57 | + <div class="pane-toolbar"> |
| 58 | + <span class="pane-label">sketch.cpp</span> |
| 59 | + <span id="status"></span> |
| 60 | + <button class="btn-run" id="btn-run" onclick="runSketch()">▶ Run</button> |
| 61 | + </div> |
| 62 | + <textarea id="code-editor"></textarea> |
| 63 | + <div id="error-panel"></div> |
| 64 | + </div> |
| 65 | + |
| 66 | + <div class="preview-pane"> |
| 67 | + <div class="pane-toolbar"> |
| 68 | + <span class="pane-label">Output</span> |
| 69 | + <button class="btn-stop" onclick="stopSketch()">■ Stop</button> |
| 70 | + </div> |
| 71 | + <div id="preview-area"> |
| 72 | + <div id="preview-placeholder"> |
| 73 | + Press <kbd>▶ Run</kbd> or <kbd>Ctrl+Enter</kbd> |
| 74 | + </div> |
| 75 | + </div> |
| 76 | + </div> |
| 77 | +</div> |
| 78 | + |
| 79 | +<script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/codemirror.min.js"></script> |
| 80 | +<script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/mode/clike/clike.min.js"></script> |
| 81 | +<script> |
| 82 | +const API = 'https://bench-volumes-pontiac-riders.trycloudflare.com'; |
| 83 | + |
| 84 | +const DEFAULT = `class _PSketch : public PApplet { |
| 85 | + float angle = 0; |
| 86 | +public: |
| 87 | + void setup() override { |
| 88 | + size(500, 400, P3D); |
| 89 | + } |
| 90 | + void draw() override { |
| 91 | + background(20); |
| 92 | + lights(); |
| 93 | + translate(width/2, height/2); |
| 94 | + rotateX(angle * 0.7f); |
| 95 | + rotateY(angle); |
| 96 | + fill(232, 180, 0); |
| 97 | + box(130); |
| 98 | + angle += 0.02f; |
| 99 | + } |
| 100 | +};`; |
| 101 | + |
| 102 | +const editor = CodeMirror.fromTextArea(document.getElementById('code-editor'), { |
| 103 | + mode: 'text/x-c++src', |
| 104 | + theme: 'dracula', |
| 105 | + lineNumbers: true, |
| 106 | + indentUnit: 2, |
| 107 | + tabSize: 2, |
| 108 | + indentWithTabs: false, |
| 109 | + autofocus: true, |
| 110 | +}); |
| 111 | +editor.setValue(DEFAULT); |
| 112 | +editor.setSize('100%', '100%'); |
| 113 | + |
| 114 | +function setStatus(msg, cls) { |
| 115 | + const el = document.getElementById('status'); |
| 116 | + el.textContent = msg; |
| 117 | + el.className = cls || ''; |
| 118 | +} |
| 119 | + |
| 120 | +function stopSketch() { |
| 121 | + const area = document.getElementById('preview-area'); |
| 122 | + // Remove old canvas and scripts |
| 123 | + area.innerHTML = '<div id="preview-placeholder">Press <kbd>▶ Run</kbd> or <kbd>Ctrl+Enter</kbd></div>'; |
| 124 | + // Clean up old module |
| 125 | + if (window.Module && window.Module._emscripten_cancel_main_loop) { |
| 126 | + try { window.Module._emscripten_cancel_main_loop(); } catch(e) {} |
| 127 | + } |
| 128 | + window.Module = undefined; |
| 129 | + setStatus(''); |
| 130 | +} |
| 131 | + |
| 132 | +async function runSketch() { |
| 133 | + const btn = document.getElementById('btn-run'); |
| 134 | + const errorPanel = document.getElementById('error-panel'); |
| 135 | + errorPanel.style.display = 'none'; |
| 136 | + errorPanel.textContent = ''; |
| 137 | + btn.disabled = true; |
| 138 | + setStatus('Compiling...', 'compiling'); |
| 139 | + |
| 140 | + let resp, data; |
| 141 | + try { |
| 142 | + resp = await fetch(API + '/compile', { |
| 143 | + method: 'POST', |
| 144 | + headers: { 'Content-Type': 'application/json' }, |
| 145 | + body: JSON.stringify({ code: editor.getValue() }), |
| 146 | + }); |
| 147 | + data = await resp.json(); |
| 148 | + } catch(e) { |
| 149 | + setStatus('Server unreachable', 'error'); |
| 150 | + errorPanel.textContent = 'Could not reach compile server:\n' + e.message; |
| 151 | + errorPanel.style.display = 'block'; |
| 152 | + btn.disabled = false; |
| 153 | + return; |
| 154 | + } |
| 155 | + |
| 156 | + if (!resp.ok || data.error) { |
| 157 | + setStatus('Error', 'error'); |
| 158 | + errorPanel.textContent = data.error || 'Unknown error'; |
| 159 | + errorPanel.style.display = 'block'; |
| 160 | + btn.disabled = false; |
| 161 | + return; |
| 162 | + } |
| 163 | + |
| 164 | + setStatus('Loading...', 'compiling'); |
| 165 | + btn.disabled = false; |
| 166 | + |
| 167 | + // Stop previous sketch |
| 168 | + stopSketch(); |
| 169 | + |
| 170 | + const area = document.getElementById('preview-area'); |
| 171 | + |
| 172 | + // Create canvas |
| 173 | + const canvas = document.createElement('canvas'); |
| 174 | + canvas.id = 'canvas'; |
| 175 | + area.appendChild(canvas); |
| 176 | + |
| 177 | + // Decode wasm and data |
| 178 | + const wasmBinary = Uint8Array.from(atob(data.wasm), c => c.charCodeAt(0)); |
| 179 | + const dataBytes = data.data ? Uint8Array.from(atob(data.data), c => c.charCodeAt(0)) : null; |
| 180 | + |
| 181 | + // Set Module before the script runs |
| 182 | + window.Module = { |
| 183 | + canvas: canvas, |
| 184 | + wasmBinary: wasmBinary, |
| 185 | + onRuntimeInitialized: function() { |
| 186 | + setStatus('Running', 'ok'); |
| 187 | + }, |
| 188 | + print: t => console.log('[sketch]', t), |
| 189 | + printErr: t => console.warn('[sketch]', t), |
| 190 | + }; |
| 191 | + |
| 192 | + if (dataBytes) { |
| 193 | + // Inject preloaded data package |
| 194 | + window.Module.getPreloadedPackage = function(name, size) { |
| 195 | + return dataBytes.buffer; |
| 196 | + }; |
| 197 | + } |
| 198 | + |
| 199 | + // Load the emscripten JS glue |
| 200 | + const blob = new Blob([data.js], { type: 'application/javascript' }); |
| 201 | + const blobUrl = URL.createObjectURL(blob); |
| 202 | + const script = document.createElement('script'); |
| 203 | + script.src = blobUrl; |
| 204 | + script.onload = () => URL.revokeObjectURL(blobUrl); |
| 205 | + script.onerror = e => { |
| 206 | + setStatus('Load error', 'error'); |
| 207 | + errorPanel.textContent = 'Failed to load compiled sketch.'; |
| 208 | + errorPanel.style.display = 'block'; |
| 209 | + }; |
| 210 | + document.head.appendChild(script); |
| 211 | +} |
| 212 | + |
| 213 | +document.addEventListener('keydown', e => { |
| 214 | + if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') { e.preventDefault(); runSketch(); } |
| 215 | +}); |
| 216 | +</script> |
| 217 | +<script src="../assets/nav.js"></script> |
| 218 | +</body> |
| 219 | +</html> |
0 commit comments