/usr/share/gtk-doc/html/cairo/cairo-Types.html is in libcairo2-doc 1.14.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Cairo: A Vector Graphics Library: Types</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.78.1">
<link rel="home" href="index.html" title="Cairo: A Vector Graphics Library">
<link rel="up" href="cairo-support.html" title="Utilities">
<link rel="prev" href="cairo-Version-Information.html" title="Version Information">
<link rel="next" href="index-all.html" title="Index">
<meta name="generator" content="GTK-Doc V1.20 (XML mode)">
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="10"><tr valign="middle">
<td width="100%" align="left" class="shortcuts">
<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span>
<a href="#cairo-Types.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span>
<a href="#cairo-Types.object-hierarchy" class="shortcut">Object Hierarchy</a></span>
</td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td>
<td><a accesskey="u" href="cairo-support.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td>
<td><a accesskey="p" href="cairo-Version-Information.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td>
<td><a accesskey="n" href="index-all.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td>
</tr></table>
<div class="refentry">
<a name="cairo-Types"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="cairo-Types.top_of_page"></a>Types</span></h2>
<p>Types — Generic data types</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="cairo-Types.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody><tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="cairo-Types.html#cairo-destroy-func-t" title="cairo_destroy_func_t ()">*cairo_destroy_func_t</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="cairo-Types.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="cairo-Types.html#cairo-bool-t" title="cairo_bool_t">cairo_bool_t</a></td>
</tr>
<tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="cairo-Types.html#cairo-user-data-key-t" title="cairo_user_data_key_t">cairo_user_data_key_t</a></td>
</tr>
<tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="cairo-Types.html#cairo-rectangle-int-t" title="cairo_rectangle_int_t">cairo_rectangle_int_t</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="cairo-Types.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">
</pre>
</div>
<div class="refsect1">
<a name="cairo-Types.description"></a><h2>Description</h2>
<p>This section lists generic data types used in the cairo API.</p>
</div>
<div class="refsect1">
<a name="cairo-Types.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="cairo-destroy-func-t"></a><h3>cairo_destroy_func_t ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*cairo_destroy_func_t<span class="c_punctuation">)</span> (<em class="parameter"><code><span class="type">void</span> *data</code></em>);</pre>
<p><a class="link" href="cairo-Types.html#cairo-destroy-func-t" title="cairo_destroy_func_t ()"><span class="type">cairo_destroy_func_t</span></a> the type of function which is called when a
data element is destroyed. It is passed the pointer to the data
element and should free any memory and resources allocated for it.</p>
<div class="refsect3">
<a name="id-1.6.5.7.2.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>The data element being destroyed.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<p class="since">Since 1.0</p>
</div>
</div>
<div class="refsect1">
<a name="cairo-Types.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="cairo-bool-t"></a><h3>cairo_bool_t</h3>
<pre class="programlisting">typedef int cairo_bool_t;
</pre>
<p><a class="link" href="cairo-Types.html#cairo-bool-t" title="cairo_bool_t"><span class="type">cairo_bool_t</span></a> is used for boolean values. Returns of type
<a class="link" href="cairo-Types.html#cairo-bool-t" title="cairo_bool_t"><span class="type">cairo_bool_t</span></a> will always be either 0 or 1, but testing against
these values explicitly is not encouraged; just use the
value as a boolean condition.</p>
<div class="informalexample"><pre class="programlisting">
if (cairo_in_stroke (cr, x, y)) {
/* do something */
}
</pre></div>
<p class="since">Since 1.0</p>
</div>
<hr>
<div class="refsect2">
<a name="cairo-user-data-key-t"></a><h3>cairo_user_data_key_t</h3>
<pre class="programlisting">typedef struct {
int unused;
} cairo_user_data_key_t;
</pre>
<p><a class="link" href="cairo-Types.html#cairo-user-data-key-t" title="cairo_user_data_key_t"><span class="type">cairo_user_data_key_t</span></a> is used for attaching user data to cairo
data structures. The actual contents of the struct is never used,
and there is no need to initialize the object; only the unique
address of a <span class="type">cairo_data_key_t</span> object is used. Typically, you
would just use the address of a static <span class="type">cairo_data_key_t</span> object.</p>
<div class="refsect3">
<a name="id-1.6.5.8.3.5"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="struct_members_name">
<col class="struct_members_description">
<col width="200px" class="struct_members_annotations">
</colgroup>
<tbody><tr>
<td class="struct_member_name"><p><span class="type">int</span> <em class="structfield"><code><a name="cairo-user-data-key-t.unused"></a>unused</code></em>;</p></td>
<td class="struct_member_description"><p>not used; ignore.</p></td>
<td class="struct_member_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<p class="since">Since 1.0</p>
</div>
<hr>
<div class="refsect2">
<a name="cairo-rectangle-int-t"></a><h3>cairo_rectangle_int_t</h3>
<pre class="programlisting">typedef struct {
int x, y;
int width, height;
} cairo_rectangle_int_t;
</pre>
<p>A data structure for holding a rectangle with integer coordinates.</p>
<div class="refsect3">
<a name="id-1.6.5.8.4.5"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="struct_members_name">
<col class="struct_members_description">
<col width="200px" class="struct_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="struct_member_name"><p><span class="type">int</span> <em class="structfield"><code><a name="cairo-rectangle-int-t.x"></a>x</code></em>;</p></td>
<td class="struct_member_description"><p>X coordinate of the left side of the rectangle</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><span class="type">int</span> <em class="structfield"><code><a name="cairo-rectangle-int-t.y"></a>y</code></em>;</p></td>
<td class="struct_member_description"><p>Y coordinate of the the top side of the rectangle</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><span class="type">int</span> <em class="structfield"><code><a name="cairo-rectangle-int-t.width"></a>width</code></em>;</p></td>
<td class="struct_member_description"><p>width of the rectangle</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><span class="type">int</span> <em class="structfield"><code><a name="cairo-rectangle-int-t.height"></a>height</code></em>;</p></td>
<td class="struct_member_description"><p>height of the rectangle</p></td>
<td class="struct_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since 1.10</p>
</div>
</div>
</div>
<div class="footer">
<hr>
Generated by GTK-Doc V1.20</div>
</body>
</html>
|