freetype2/docs/glyphs/index.html

232 lines
4.3 KiB
HTML
Raw Normal View History

<!doctype html public "-//w3c//dtd html 4.0 transitional//en">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<meta name="Author" content="blob">
<meta name="GENERATOR" content="Mozilla/4.5 [fr] (Win98; I) [Netscape]">
<title>FreeType Glyph Conventions</title>
</head>
<body>
<body text="#000000"
bgcolor="#FFFFFF"
link="#0000EF"
vlink="#51188E"
alink="#FF0000">
<center>
<h1>
FreeType Glyph Conventions</h1></center>
<center>
<h2>
version 2.1</h2></center>
<center>
<h3>
Copyright 1998-2000 David Turner (<a href="mailto:david@freetype.org">david@freetype.org</a>)<br>
Copyright 2000 The FreeType Development Team (<a href="devel@freetype.org">devel@freetype.org</a>)</h3></center>
<center><table width=650><tr><td>
<table width="100%"><tr valign=center bgcolor="#CCCCFF"><td align=center><h2>
Introduction
</h2></td></tr></table>
<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
any people that needs to understand digital typography, especially
if you want to use the FreeType 2 library in your projects.</p>
<table width="100%"><tr valign=center bgcolor="#CCCCFF"><td align=center><h2>
Table of Contents
</h2></td></tr></table>
<center><table width="80%"><tr><td>
<a href="glyphs-1.html">
<h2>I. Basic Typographic Concepts:</h2>
</a>
<ul>
<h3>
<a href="glyphs-1.html#section-1">
1. Font files, format and information
</a>
<br>
<a href="glyphs-1.html#section-2">
2. Character images and mappings
</a>
<br>
<a href="glyphs-1.html#section-3">
3. Character and font metrics
</a>
<br>
</ul>
<a href="glyphs-2.html">
<h2>II. Glyph Outlines:</h2>
</a>
<ul>
<h3>
<a href="glyphs-2.html#section-1">
1. Pixels, Points and Device Resolutions
</a>
<br>
<a href="glyphs-2.html#section-2">
2. Vectorial representation
</a>
<br>
<a href="glyphs-2.html#section-3">
3. Hinting and bitmap rendering
</a>
<br>
</ul>
<a href="glyphs-3.html">
<h2>III. Glyph Metrics:</h2>
</a>
<ul>
<h3>
<a href="glyphs-3.html#section-1">
1. Baseline, Pens and Layouts
</a>
<br>
<a href="glyphs-3.html#section-2">
2. Typographic metrics
</a>
<br>
<a href="glyphs-3.html#section-3">
3. Bearings and Advances
</a>
<br>
<a href="glyphs-3.html#section-4">
4. The effects of grid-fitting
</a>
<br>
<a href="glyphs-3.html#section-5">
5. Text widths and bounding box
</a>
<br>
</ul>
<a href="glyphs-4.html">
<h2>IV. Kerning:</h2>
</a>
<ul>
<h3>
<a href="glyphs-4.html#section-1">
1. Kerning pairs
</a>
<br>
<a href="glyphs-4.html#section-2">
2. Applying kerning
</a>
<br>
</ul>
<a href="glyphs-5.html">
<h2>V. Text Processing:</h2>
</a>
<ul>
<h3>
<a href="glyphs-5.html#section-1">
1. Writing simple text strings
</a>
<br>
<a href="glyphs-5.html#section-2">
2. Sub-pixel positioning
</a>
<br>
<a href="glyphs-5.html#section-3">
3. Simple kerning
</a>
<br>
<a href="glyphs-5.html#section-4">
4. Right-to-left layouts
</a>
<br>
<a href="glyphs-5.html#section-5">
5. Vertical layouts
</a>
<br>
<a href="glyphs-5.html#section-6">
6. WYSIWYG text layouts
</a>
<br>
</ul>
<a href="glyphs-6.html">
<h2>VI. FreeType Outlins:</h2>
</a>
<ul>
<h3>
<a href="glyphs-6.html#section-1">
1. FreeType outline description and structure
</a>
<br>
<a href="glyphs-6.html#section-2">
2. Bounding and control box computations
</a>
<br>
<a href="glyphs-6.html#section-3">
3. Coordinates, scaling and grid-fitting
</a>
<br>
</ul>
<a href="glyphs-7.html">
<h2>VII. FreeType Bitmaps:</h2>
</a>
<ul>
<h3>
<a href="glyphs-7.html#section-1">
1. Vectorial versus pixel coordinates
</a>
<br>
<a href="glyphs-7.html#section-2">
2. FreeType bitmap descriptor
</a>
<br>
<a href="glyphs-7.html#section-3">
3. Converting outlines into bitmaps
</a>
<br>
</ul>
</p>
</td></tr></table></center>
</td></tr></table></center>
</body>
</html>