D7net
Home
Console
Upload
information
Create File
Create Folder
About
Tools
:
/
usr
/
share
/
doc
/
freetype-devel
/
glyphs
/
Filename :
index.html
back
Copy
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta http-equiv="Content-Style-Type" content="text/css"> <meta http-equiv="Content-Script-Type" content="text/javascript"> <meta name="description" content="FreeType Documentation"> <meta name="Author" content="David Turner"> <link rel="icon" href="../image/favicon_-90.ico"> <link rel="shortcut icon" href="../image/favicon_-90.ico"> <link rel="stylesheet" type="text/css" href="../css/freetype2_-90.css"> <script type="text/javascript" src="../../../js/jquery-1.11.0.min.js"> </script> <script type="text/javascript" src="../../../js/jquery.ba-resize.min.js"> </script> <script type="text/javascript" src="../../../js/freetype2.js"> </script> <title>FreeType Glyph Conventions</title> </head> <body> <div id="top" class="bar"> <h1><a href="http://freetype.org/index.html">FreeType</a> Glyph Conventions</h1> </div> <div id="wrapper"> <div class="colmask leftmenu"> <div class="colright"> <div class="col1wrap"> <div class="col1"> <!-- ************************************************** --> <div id="introduction"> <p>This document presents the core conventions used within the FreeType library to manage font and glyph data. It is a <em>must-read</em> for all developers who need to understand digital typography, especially if you want to use the FreeType 2 library in your projects.</p> </div> <!-- ************************************************** --> <div id="contents"> <h3><a href="glyphs-1.html">I. Basic Typographic Concepts</a></h3> <ul> <li> <a href="glyphs-1.html#section-1">1. Font files, format and information</a> </li> <li> <a href="glyphs-1.html#section-2">2. Character images and mappings</a> </li> <li> <a href="glyphs-1.html#section-3">3. Character and font metrics</a> </li> </ul> <h3><a href="glyphs-2.html">II. Glyph Outlines</a></h3> <ul> <li> <a href="glyphs-2.html#section-1">1. Pixels, points and device resolutions</a> </li> <li> <a href="glyphs-2.html#section-2">2. Vectorial representation</a> </li> <li> <a href="glyphs-2.html#section-3">3. Hinting and bitmap rendering</a> </li> </ul> <h3><a href="glyphs-3.html">III. Glyph Metrics</a></h3> <ul> <li> <a href="glyphs-3.html#section-1">1. Baseline, pens and layouts</a> </li> <li> <a href="glyphs-3.html#section-2">2. Typographic metrics and bounding boxes</a> </li> <li> <a href="glyphs-3.html#section-3">3. Bearings and advances</a> </li> <li> <a href="glyphs-3.html#section-4">4. The effects of grid-fitting</a> </li> <li> <a href="glyphs-3.html#section-5">5. Text widths and bounding box</a> </li> </ul> <h3><a href="glyphs-4.html">IV. Kerning</a></h3> <ul> <li> <a href="glyphs-4.html#section-1">1. Kerning pairs</a> </li> <li> <a href="glyphs-4.html#section-2">2. Applying kerning</a> </li> </ul> <h3><a href="glyphs-5.html">V. Text Processing</a></h3> <ul> <li> <a href="glyphs-5.html#section-1">1. Writing simple text strings</a> </li> <li> <a href="glyphs-5.html#section-2">2. Sub-pixel positioning</a> </li> <li> <a href="glyphs-5.html#section-3">3. Simple kerning</a> </li> <li> <a href="glyphs-5.html#section-4">4. Right-to-left layouts</a> </li> <li> <a href="glyphs-5.html#section-5">5. Vertical layouts</a> </li> </ul> <h3><a href="glyphs-6.html">VI. FreeType Outlines</a></h3> <ul> <li> <a href="glyphs-6.html#section-1">1. FreeType outline description and structure</a> </li> <li> <a href="glyphs-6.html#section-2">2. Bounding and control box computations</a> </li> <li> <a href="glyphs-6.html#section-3">3. Coordinates, scaling, and grid-fitting</a> </li> </ul> <h3><a href="glyphs-7.html">VII. FreeType Bitmaps</a></h3> <ul> <li> <a href="glyphs-7.html#section-1">1. Vectorial versus pixel coordinates</a> </li> <li> <a href="glyphs-7.html#section-2">2. The <tt>FT_Bitmap</tt> descriptor</a> </li> <li> <a href="glyphs-7.html#section-3">3. Converting outlines into bitmaps and pixmaps</a> </li> </ul> </div> <!-- ************************************************** --> <div class="updated"> <p>Last update: 13-Feb-2018</p> </div> </div> </div> <!-- ************************************************** --> <div class="col2"> </div> </div> </div> <!-- ************************************************** --> <div id="TOC"> <ul> <li class="funding"> <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top"> <input type="hidden" name="cmd" value="_s-xclick"> <input type="hidden" name="hosted_button_id" value="SK827YKEALMT4"> <input type="image" src="https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif" name="submit" alt="PayPal - The safer, easier way to pay online!"> <img alt="" border="0" src="https://www.paypalobjects.com/de_DE/i/scr/pixel.gif" width="1" height="1"> </form> </li> <li class="primary"> <a href="http://freetype.org/index.html">Home</a> </li> <li class="primary"> <a href="http://freetype.org/index.html#news">News</a> </li> <li class="primary"> <a href="../index.html">Overview</a> </li> <li class="primary"> <a href="../documentation.html">Documentation</a> </li> <li class="primary"> <a href="http://freetype.org/developer.html">Development</a> </li> <li class="primary"> <a href="http://freetype.org/contact.html" class="emphasis">Contact</a> </li> <li> <!-- separate primary from secondary entries --> </li> <li class="secondary"> <a href="glyphs-1.html" class="current">FreeType Glyph Conventions</a> </li> <li class="tertiary"> <a href="glyphs-1.html">Basic Typographic Concepts</a> </li> <li class="tertiary"> <a href="glyphs-2.html">Glyph Outlines</a> </li> <li class="tertiary"> <a href="glyphs-3.html">Glyph Metrics</a> </li> <li class="tertiary"> <a href="glyphs-4.html">Kerning</a> </li> <li class="tertiary"> <a href="glyphs-5.html">Text Processing</a> </li> <li class="tertiary"> <a href="glyphs-6.html">FreeType Outlines</a> </li> <li class="tertiary"> <a href="glyphs-7.html">FreeType Bitmaps</a> </li> </ul> </div> </div> <!-- id="wrapper" --> <div id="TOC-bottom"> </div> </body> </html>