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Merged
willwade merged 2 commits into from
Jun 16, 2026
Merged

Wasm dashercore #150

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f0d445e
Full-height responsive layout for mobile and desktop
willwade Jun 16, 2026
b676571
Use prefers-color-scheme for automatic light/dark mode
willwade Jun 16, 2026
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152 changes: 100 additions & 52 deletions wasm-build/demo.html
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Original file line number Diff line number Diff line change
Expand Up @@ -2,83 +2,131 @@
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>DasherCore WebAssembly Demo</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>Dasher</title>
<style>
body {
font-family: Arial, sans-serif;
max-width: 1200px;
margin: 0 auto;
padding: 20px;
background-color: #f5f5f5;
* { box-sizing: border-box; }
:root {
--bg: #1a1a2e; --surface: #16213e; --surface2: #0f3460;
--border: #2a2a4e; --text: #eee; --text-dim: #8a8a9a;
--text-muted: #4a4a5a; --canvas-bg: #000;
--accent: #e94560; --accent-hover: #c81e45;
--stats: rgba(255,255,255,0.4);
}
.container { display: flex; gap: 20px; margin-bottom: 20px; }
.canvas-container {
flex: 1; background: white; border-radius: 8px; padding: 20px;
box-shadow: 0 2px 4px rgba(0,0,0,0.1);
@media (prefers-color-scheme: light) {
:root {
--bg: #f5f5f5; --surface: #fff; --surface2: #e8e8f0;
--border: #ddd; --text: #333; --text-dim: #666;
--text-muted: #aaa; --canvas-bg: #f0f0f0;
--accent: #007bff; --accent-hover: #0056b3;
--stats: rgba(0,0,0,0.3);
}
}
html, body {
margin: 0; padding: 0; height: 100%;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
background: var(--bg); color: var(--text);
overflow: hidden;
}
#app {
display: flex; flex-direction: column; height: 100vh; height: 100dvh;
}
.main-area {
flex: 1; display: flex; gap: 8px; padding: 8px;
min-height: 0;
}
.canvas-wrap {
flex: 1; display: flex; flex-direction: column;
background: var(--canvas-bg); border-radius: 12px; overflow: hidden;
position: relative;
}
canvas {
border: 2px solid #ddd; border-radius: 4px; display: block;
margin: 0 auto; cursor: crosshair; touch-action: none;
width: 100%; height: auto; aspect-ratio: 4 / 3;
flex: 1; display: block; cursor: crosshair; touch-action: none;
width: 100%;
}
.canvas-stats {
position: absolute; bottom: 8px; right: 12px;
font-size: 11px; color: var(--stats);
pointer-events: none;
}
.output-container {
width: 280px; background: white; border-radius: 8px; padding: 20px;
box-shadow: 0 2px 4px rgba(0,0,0,0.1);
display: flex; flex-direction: column;
.output-wrap {
width: 280px; min-width: 200px; display: flex; flex-direction: column;
background: var(--surface); border-radius: 12px; padding: 12px;
}
.output-wrap h2 {
margin: 0 0 8px 0; font-size: 13px; font-weight: 600;
text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim);
}
.output-container h2 { margin-top: 0; color: #333; font-size: 18px; }
#output-text {
flex: 1; width: 100%; min-height: 100px; padding: 10px;
border: 1px solid #ddd; border-radius: 4px; font-size: 16px; resize: none;
flex: 1; width: 100%; border: none; background: transparent;
color: var(--text); font-size: 18px; font-family: inherit;
resize: none; outline: none; line-height: 1.5;
}
#output-text::placeholder { color: var(--text-muted); }
.controls {
display: flex; flex-wrap: wrap; gap: 20px; align-items: center;
background: white; border-radius: 8px; padding: 15px 20px;
box-shadow: 0 2px 4px rgba(0,0,0,0.1);
display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
padding: 10px 12px; background: var(--surface);
}
.control-group { margin-bottom: 0; }
.control-group label {
display: block; margin-bottom: 5px; font-weight: bold; color: #333;
display: block; font-size: 11px; font-weight: 600;
text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-dim);
margin-bottom: 4px;
}
.control-group select {
padding: 6px; border: 1px solid #ddd; border-radius: 4px; font-size: 14px;
padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px;
background: var(--surface2); color: var(--text); font-size: 14px; cursor: pointer;
}
.control-group button {
padding: 8px 16px; background-color: #4CAF50; color: white;
border: none; border-radius: 4px; cursor: pointer; font-size: 14px;
padding: 8px 14px; border: none; border-radius: 6px;
background: var(--accent); color: white; font-size: 14px; font-weight: 500;
cursor: pointer; transition: background 0.15s;
}
.control-group button:hover { background-color: #45a049; }
.control-group button:disabled { background-color: #ccc; cursor: not-allowed; }
.control-group button:hover { background: var(--accent-hover); }
.control-group button:disabled { background: var(--border); opacity: 0.5; cursor: not-allowed; }
.toggle-group {
display: flex; align-items: center; gap: 6px; margin-bottom: 0;
display: flex; align-items: center; gap: 6px;
}
.toggle-group label {
margin: 0; font-size: 14px; color: var(--text); cursor: pointer;
}
.toggle-group label { margin: 0; cursor: pointer; font-weight: normal; color: #333; }
.toggle-group input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; }
.speed-group { min-width: 200px; }
.speed-group input[type="range"] { width: 100%; cursor: pointer; }
.canvas-stats { text-align: center; margin-top: 10px; font-size: 12px; color: #666; }
@media (max-width: 850px) {
.container { flex-direction: column; }
.output-container { width: 100%; }
.toggle-group input[type="checkbox"] {
width: 20px; height: 20px; accent-color: var(--accent); cursor: pointer;
}
.speed-group { min-width: 160px; flex: 1; max-width: 240px; }
.speed-group input[type="range"] {
width: 100%; cursor: pointer; accent-color: var(--accent);
}
.btn-group { display: flex; gap: 8px; }

@media (max-width: 768px) {
.main-area { flex-direction: column; padding: 6px; gap: 6px; }
.output-wrap { width: 100%; min-height: 80px; max-height: 140px; }
.controls { padding: 8px; gap: 10px; }
.speed-group { min-width: 120px; }
.control-group select { font-size: 13px; }
.canvas-stats { font-size: 10px; }
}
@media (max-width: 480px) {
.controls { overflow-x: auto; flex-wrap: nowrap; }
.controls::-webkit-scrollbar { display: none; }
.toggle-group label { font-size: 13px; }
}
</style>
</head>
<body>
<div class="container">
<div class="canvas-container">
<div id="app">
<div class="main-area">
<div class="canvas-wrap">
<canvas id="dasher-canvas" width="800" height="600"></canvas>
<div class="canvas-stats">
<span id="fps">FPS: 0</span> | <span id="frame-time">Frame Time: 0ms</span>
<span id="fps">FPS: 0</span> | <span id="frame-time">Frame: 0ms</span>
</div>
</div>

<div class="output-container">
<div class="output-wrap">
<h2>Output</h2>
<textarea id="output-text" readonly placeholder="Text appears here..."></textarea>
</div>
</div>

<div class="controls">
<div class="control-group">
<label for="alphabet-select">Alphabet</label>
Expand All @@ -96,13 +144,12 @@ <h2>Output</h2>
<input type="checkbox" id="learning-toggle" disabled>
<label for="learning-toggle">Learning</label>
</div>
<div class="control-group">
<button id="reset-btn" disabled>Clear Text</button>
</div>
<div class="control-group">
<button id="full-reset-btn" disabled>Full Reset</button>
<div class="btn-group">
<button id="reset-btn" disabled>Clear</button>
<button id="full-reset-btn" disabled>Reset</button>
</div>
</div>
</div>

<script src="dasher-wasm-wrapper.js"></script>
<script type="module">
Expand Down Expand Up @@ -337,6 +384,7 @@ <h2>Output</h2>
}

window.addEventListener('resize', resizeCanvas);
window.addEventListener('orientationchange', () => setTimeout(resizeCanvas, 200));
const resizeObserver = new ResizeObserver(resizeCanvas);
resizeObserver.observe(canvas);
resizeCanvas();
Expand Down
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