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35 lines
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Screen.measure_text — Ludic</title>
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<meta name="description" content="The pixel advance width of text in the built-in font.">
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<header class="nav"><div class="wrap nav-in"><a class="brand" href="index.html"><span class="logo">L</span> Ludic</a><button class="nav-toggle" aria-label="Toggle menu" aria-expanded="false">☰</button><nav class="nav-links"><a href="index.html">Home</a><a href="api.html">API Reference</a><a class="nav-cta" href="https://git.workshopsoft.io/workshopsoft/ludic">Source ↗</a></nav></div></header>
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<main class="wrap item">
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<div class="crumbs"><a href="api.html">API Reference</a> <span>›</span> <a href="ns-screen.html">Screen — drawing</a> <span>›</span> <span class="here">Screen.measure_text</span></div>
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<div class="item-head">
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<span class="kind-badge kind-method">method</span>
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<h1 id="top">Screen.measure_text</h1>
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</div>
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<code class="sig">Screen.measure_text(text) -> int</code>
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<div class="desc"><p>Returns the width in pixels that <code>text</code> occupies in the built-in 5x7 font at scale 1 — 6 pixels per glyph, matching how <a href="screen-draw_text"><code>Screen.draw_text</code></a> advances. Use it to right-align or centre text, size a label's background, or lay out a menu.</p></div>
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<div class="examples"><h2>Example</h2><pre data-lang="ludic">program Demo {
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handler DrawWorld phase Render {
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let label = "READY"
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let w = Screen.measure_text(label)
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Screen.draw_text(x: 160 - w / 2, y: 100, text: label, color: Color.White, scale: 1)
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Screen.show()
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}
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}</pre></div>
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