cairo-cairo-t.html

按照官方的说法：Cairo is a vector graphics library with cross-device output support. 翻译过来

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<a name="id2574896"></a><h3>
<a name="cairo-get-line-cap"></a>cairo_get_line_cap ()</h3>
<a class="indexterm" name="id2574908"></a><pre class="programlisting"><a href="cairo-cairo-t.html#cairo-line-cap-t">cairo_line_cap_t</a> cairo_get_line_cap         (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<a name="id2574933"></a><h3>
<a name="cairo-line-join-t"></a>enum cairo_line_join_t</h3>
<a class="indexterm" name="id2574945"></a><pre class="programlisting">typedef enum _cairo_line_join {
    CAIRO_LINE_JOIN_MITER,
    CAIRO_LINE_JOIN_ROUND,
    CAIRO_LINE_JOIN_BEVEL
} cairo_line_join_t;
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<a name="id2574962"></a><h3>
<a name="cairo-set-line-join"></a>cairo_set_line_join ()</h3>
<a class="indexterm" name="id2574975"></a><pre class="programlisting">void        cairo_set_line_join             (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             <a href="cairo-cairo-t.html#cairo-line-join-t">cairo_line_join_t</a> line_join);</pre>
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<div class="refsect2" lang="en">
<a name="id2575006"></a><h3>
<a name="cairo-get-line-join"></a>cairo_get_line_join ()</h3>
<a class="indexterm" name="id2554010"></a><pre class="programlisting"><a href="cairo-cairo-t.html#cairo-line-join-t">cairo_line_join_t</a> cairo_get_line_join       (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<a name="id2575027"></a><h3>
<a name="cairo-set-line-width"></a>cairo_set_line_width ()</h3>
<a class="indexterm" name="id2575038"></a><pre class="programlisting">void        cairo_set_line_width            (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double width);</pre>
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<div class="refsect2" lang="en">
<a name="id2575065"></a><h3>
<a name="cairo-get-line-width"></a>cairo_get_line_width ()</h3>
<a class="indexterm" name="id2575076"></a><pre class="programlisting">double      cairo_get_line_width            (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<a name="id2575097"></a><h3>
<a name="cairo-set-miter-limit"></a>cairo_set_miter_limit ()</h3>
<a class="indexterm" name="id2575108"></a><pre class="programlisting">void        cairo_set_miter_limit           (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double limit);</pre>
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<div class="refsect2" lang="en">
<a name="id2575136"></a><h3>
<a name="cairo-get-miter-limit"></a>cairo_get_miter_limit ()</h3>
<a class="indexterm" name="id2575146"></a><pre class="programlisting">double      cairo_get_miter_limit           (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575168"></a><h3>
<a name="cairo-operator-t"></a>enum cairo_operator_t</h3>
<a class="indexterm" name="id2575178"></a><pre class="programlisting">typedef enum _cairo_operator {
    CAIRO_OPERATOR_CLEAR,

    CAIRO_OPERATOR_SOURCE,
    CAIRO_OPERATOR_OVER,
    CAIRO_OPERATOR_IN,
    CAIRO_OPERATOR_OUT,
    CAIRO_OPERATOR_ATOP,

    CAIRO_OPERATOR_DEST,
    CAIRO_OPERATOR_DEST_OVER,
    CAIRO_OPERATOR_DEST_IN,
    CAIRO_OPERATOR_DEST_OUT,
    CAIRO_OPERATOR_DEST_ATOP,

    CAIRO_OPERATOR_XOR,
    CAIRO_OPERATOR_ADD,
    CAIRO_OPERATOR_SATURATE
} cairo_operator_t;
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<a name="id2575199"></a><h3>
<a name="cairo-set-operator"></a>cairo_set_operator ()</h3>
<a class="indexterm" name="id2575209"></a><pre class="programlisting">void        cairo_set_operator              (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             <a href="cairo-cairo-t.html#cairo-operator-t">cairo_operator_t</a> op);</pre>
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<div class="refsect2" lang="en">
<a name="id2575237"></a><h3>
<a name="cairo-get-operator"></a>cairo_get_operator ()</h3>
<a class="indexterm" name="id2575247"></a><pre class="programlisting"><a href="cairo-cairo-t.html#cairo-operator-t">cairo_operator_t</a> cairo_get_operator         (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575269"></a><h3>
<a name="cairo-set-tolerance"></a>cairo_set_tolerance ()</h3>
<a class="indexterm" name="id2575279"></a><pre class="programlisting">void        cairo_set_tolerance             (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double tolerance);</pre>
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<a name="id2575307"></a><h3>
<a name="cairo-get-tolerance"></a>cairo_get_tolerance ()</h3>
<a class="indexterm" name="id2575317"></a><pre class="programlisting">double      cairo_get_tolerance             (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<a name="id2575339"></a><h3>
<a name="cairo-clip"></a>cairo_clip ()</h3>
<a class="indexterm" name="id2575349"></a><pre class="programlisting">void        cairo_clip                      (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575371"></a><h3>
<a name="cairo-clip-preserve"></a>cairo_clip_preserve ()</h3>
<a class="indexterm" name="id2575381"></a><pre class="programlisting">void        cairo_clip_preserve             (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<a name="id2575403"></a><h3>
<a name="cairo-reset-clip"></a>cairo_reset_clip ()</h3>
<a class="indexterm" name="id2575413"></a><pre class="programlisting">void        cairo_reset_clip                (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<a name="id2575435"></a><h3>
<a name="cairo-fill"></a>cairo_fill ()</h3>
<a class="indexterm" name="id2575445"></a><pre class="programlisting">void        cairo_fill                      (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575467"></a><h3>
<a name="cairo-fill-preserve"></a>cairo_fill_preserve ()</h3>
<a class="indexterm" name="id2575477"></a><pre class="programlisting">void        cairo_fill_preserve             (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575499"></a><h3>
<a name="cairo-fill-extents"></a>cairo_fill_extents ()</h3>
<a class="indexterm" name="id2575509"></a><pre class="programlisting">void        cairo_fill_extents              (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double *x1,
                                             double *y1,
                                             double *x2,
                                             double *y2);</pre>
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<div class="refsect2" lang="en">
<a name="id2575555"></a><h3>
<a name="cairo-in-fill"></a>cairo_in_fill ()</h3>
<a class="indexterm" name="id2575566"></a><pre class="programlisting"><a href="cairo-Types.html#cairo-bool-t">cairo_bool_t</a> cairo_in_fill                  (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double x,
                                             double y);</pre>
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<div class="refsect2" lang="en">
<a name="id2575600"></a><h3>
<a name="cairo-mask"></a>cairo_mask ()</h3>
<a class="indexterm" name="id2575610"></a><pre class="programlisting">void        cairo_mask                      (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             <a href="cairo-Patterns.html#cairo-pattern-t">cairo_pattern_t</a> *pattern);</pre>
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<div class="refsect2" lang="en">
<a name="id2575638"></a><h3>
<a name="cairo-mask-surface"></a>cairo_mask_surface ()</h3>
<a class="indexterm" name="id2575648"></a><pre class="programlisting">void        cairo_mask_surface              (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             <a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             double surface_x,
                                             double surface_y);</pre>
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<div class="refsect2" lang="en">
<a name="id2575688"></a><h3>
<a name="cairo-paint"></a>cairo_paint ()</h3>
<a class="indexterm" name="id2575699"></a><pre class="programlisting">void        cairo_paint                     (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575720"></a><h3>
<a name="cairo-paint-with-alpha"></a>cairo_paint_with_alpha ()</h3>
<a class="indexterm" name="id2575731"></a><pre class="programlisting">void        cairo_paint_with_alpha          (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double alpha);</pre>
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<div class="refsect2" lang="en">
<a name="id2575758"></a><h3>
<a name="cairo-stroke"></a>cairo_stroke ()</h3>
<a class="indexterm" name="id2575769"></a><pre class="programlisting">void        cairo_stroke                    (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575790"></a><h3>
<a name="cairo-stroke-preserve"></a>cairo_stroke_preserve ()</h3>
<a class="indexterm" name="id2575801"></a><pre class="programlisting">void        cairo_stroke_preserve           (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575822"></a><h3>
<a name="cairo-stroke-extents"></a>cairo_stroke_extents ()</h3>
<a class="indexterm" name="id2575833"></a><pre class="programlisting">void        cairo_stroke_extents            (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double *x1,
                                             double *y1,
                                             double *x2,
                                             double *y2);</pre>
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<div class="refsect2" lang="en">
<a name="id2575879"></a><h3>
<a name="cairo-in-stroke"></a>cairo_in_stroke ()</h3>
<a class="indexterm" name="id2575889"></a><pre class="programlisting"><a href="cairo-Types.html#cairo-bool-t">cairo_bool_t</a> cairo_in_stroke                (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr,
                                             double x,
                                             double y);</pre>
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<div class="refsect2" lang="en">
<a name="id2575923"></a><h3>
<a name="cairo-copy-page"></a>cairo_copy_page ()</h3>
<a class="indexterm" name="id2575934"></a><pre class="programlisting">void        cairo_copy_page                 (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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<div class="refsect2" lang="en">
<a name="id2575955"></a><h3>
<a name="cairo-show-page"></a>cairo_show_page ()</h3>
<a class="indexterm" name="id2575966"></a><pre class="programlisting">void        cairo_show_page                 (<a href="cairo-cairo-t.html#cairo-t">cairo_t</a> *cr);</pre>
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