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Type Rendering
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Bram Stein
November 14, 2014
Design
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Type Rendering
Deep dive into type rendering in web browsers.
Bram Stein
November 14, 2014
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Transcript
Type Rendering Outlines Hinting ANTIALIASING sub-pixel antialiasing Rasterizers CoreText web
fonts GDI DirectWrite Sampling BLACK & WHITE grayscale color filtering LCD pixels TrueType SVG WOFF Bezier opentype ClearType Design Responsive Smoothing Typography twitter.com/@bram_stein
TTF, OTF, SVG (WOFF, EOT)
TTF, OTF, SVG (WOFF, EOT)
TTF, OTF, SVG (WOFF, EOT)
OpenType
Outlines BASELINE X-HEIGHT CAP HEIGHT
None
None
None
Hinting
None
None
None
None
Antialiasing
None
None
None
None
None
Subpixel Antialiasing
Brian Wotherspoon - flickr.com/photos/brian_digital/
None
None
Black and White Grayscale Subpixel
Browsers
Browsers Platform
OSX iOS Chrome Sub-pixel / Grayscale Grayscale Firefox Sub-pixel /
Grayscale n/a Opera <= 12 Sub-pixel / Grayscale n/a Safari Sub-pixel / Grayscale Grayscale
Linux Android Firefox OS ChromeOS Chrome * Grayscale n/a Grayscale
Firefox * Grayscale Grayscale n/a Opera <= 12 * Grayscale n/a n/a Safari n/a n/a n/a n/a Android n/a Grayscale n/a n/a
Windows XP TTF Windows XP CFF Windows XP TTF ClearType
Windows XP CFF ClearType IE6 Grayscale - Subpixel - IE7 Grayscale - Subpixel - IE8 Grayscale ?? Subpixel ?? Chrome Grayscale Grayscale Subpixel / Grayscale Grayscale Firefox Subpixel Grayscale Subpixel Grayscale Opera <= 12 Grayscale Grayscale Subpixel Grayscale
Windows Vista Windows 7 Windows 8 Windows Phone IE7 Subpixel
(GDI) n/a n/a n/a IE8 Subpixel (GDI) Subpixel (GDI) n/a ?? IE9 Subpixel (DW) Subpixel (DW) n/a Grayscale (DW) IE10 n/a Subpixel (DW) Grayscale (DW) Grayscale (DW) Chrome Subpixel / Grayscale (GDI) Subpixel / Grayscale (GDI) Subpixel / Grayscale (GDI) n/a Firefox Subpixel (DW) Subpixel (DW) Subpixel (DW) n/a Opera <= 12 Subpixel (GDI) Subpixel (GDI) Subpixel (GDI) n/a
Responsive Typography
None
None
None
None
None
html { font-family: “Proxima Nova”, Verdana, sans-serif; font-weight: 300; }
<html class=”tr-gdi tr-aa-none”> <html class=”tr-gdi tr-aa-subpixel”>
html.tr-aa-none { font-family: Verdana; } ! html.tr-gdi { font-weight: 400;
}
typerendering.com
Outlines Hinting ANTIALIASING sub-pixel antialiasing Rasterizers CoreText web fonts GDI
DirectWrite Sampling BLACK WHITE grayscale color filtering LCD pixels TrueType SVG WOFF Bezier opentype ClearType Design Responsive Smoothing Typography Resolution DPI Mobile Typekit Request fin Thank you twitter.com/@bram_stein