cairo-cairo-surface-t.html

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

<td> The surface will hold color and alpha content.
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<a name="id2580099"></a><h3>
<a name="cairo-surface-create-similar"></a>cairo_surface_create_similar ()</h3>
<a class="indexterm" name="id2580112"></a><pre class="programlisting"><a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a>* cairo_surface_create_similar
                                            (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *other,
                                             <a href="cairo-cairo-surface-t.html#cairo-content-t">cairo_content_t</a> content,
                                             int width,
                                             int height);</pre>
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<a name="id2580158"></a><h3>
<a name="cairo-surface-destroy"></a>cairo_surface_destroy ()</h3>
<a class="indexterm" name="id2580170"></a><pre class="programlisting">void        cairo_surface_destroy           (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
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<div class="refsect2" lang="en">
<a name="id2580193"></a><h3>
<a name="cairo-surface-finish"></a>cairo_surface_finish ()</h3>
<a class="indexterm" name="id2580204"></a><pre class="programlisting">void        cairo_surface_finish            (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
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<a name="id2580228"></a><h3>
<a name="cairo-surface-flush"></a>cairo_surface_flush ()</h3>
<a class="indexterm" name="id2580240"></a><pre class="programlisting">void        cairo_surface_flush             (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
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<div class="refsect2" lang="en">
<a name="id2580265"></a><h3>
<a name="cairo-surface-get-font-options"></a>cairo_surface_get_font_options ()</h3>
<a class="indexterm" name="id2580278"></a><pre class="programlisting">void        cairo_surface_get_font_options  (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             <a href="cairo-Font-Options.html#cairo-font-options-t">cairo_font_options_t</a> *options);</pre>
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<div class="refsect2" lang="en">
<a name="id2585177"></a><h3>
<a name="cairo-surface-get-content"></a>cairo_surface_get_content ()</h3>
<a class="indexterm" name="id2585190"></a><pre class="programlisting"><a href="cairo-cairo-surface-t.html#cairo-content-t">cairo_content_t</a> cairo_surface_get_content   (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
<p>Since  1.2
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<div class="refsect2" lang="en">
<a name="id2585215"></a><h3>
<a name="cairo-surface-set-user-data"></a>cairo_surface_set_user_data ()</h3>
<a class="indexterm" name="id2585226"></a><pre class="programlisting"><a href="cairo-Error-handling.html#cairo-status-t">cairo_status_t</a> cairo_surface_set_user_data  (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             const <a href="cairo-Types.html#cairo-user-data-key-t">cairo_user_data_key_t</a> *key,
                                             void *user_data,
                                             <a href="cairo-Types.html#cairo-destroy-func-t">cairo_destroy_func_t</a> destroy);</pre>
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<div class="refsect2" lang="en">
<a name="id2585267"></a><h3>
<a name="cairo-surface-get-user-data"></a>cairo_surface_get_user_data ()</h3>
<a class="indexterm" name="id2585278"></a><pre class="programlisting">void*       cairo_surface_get_user_data     (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             const <a href="cairo-Types.html#cairo-user-data-key-t">cairo_user_data_key_t</a> *key);</pre>
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<div class="refsect2" lang="en">
<a name="id2585307"></a><h3>
<a name="cairo-surface-mark-dirty"></a>cairo_surface_mark_dirty ()</h3>
<a class="indexterm" name="id2585318"></a><pre class="programlisting">void        cairo_surface_mark_dirty        (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
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<div class="refsect2" lang="en">
<a name="id2585343"></a><h3>
<a name="cairo-surface-mark-dirty-rectangle"></a>cairo_surface_mark_dirty_rectangle ()</h3>
<a class="indexterm" name="id2585357"></a><pre class="programlisting">void        cairo_surface_mark_dirty_rectangle
                                            (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             int x,
                                             int y,
                                             int width,
                                             int height);</pre>
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<div class="refsect2" lang="en">
<a name="id2585409"></a><h3>
<a name="cairo-surface-reference"></a>cairo_surface_reference ()</h3>
<a class="indexterm" name="id2585420"></a><pre class="programlisting"><a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a>* cairo_surface_reference    (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
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<div class="refsect2" lang="en">
<a name="id2585445"></a><h3>
<a name="cairo-surface-set-device-offset"></a>cairo_surface_set_device_offset ()</h3>
<a class="indexterm" name="id2585458"></a><pre class="programlisting">void        cairo_surface_set_device_offset (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             double x_offset,
                                             double y_offset);</pre>
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<div class="refsect2" lang="en">
<a name="id2585497"></a><h3>
<a name="cairo-surface-get-device-offset"></a>cairo_surface_get_device_offset ()</h3>
<a class="indexterm" name="id2585512"></a><pre class="programlisting">void        cairo_surface_get_device_offset (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             double *x_offset,
                                             double *y_offset);</pre>
<p>Since  1.2
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<div class="refsect2" lang="en">
<a name="id2585556"></a><h3>
<a name="cairo-surface-set-fallback-resolution"></a>cairo_surface_set_fallback_resolution ()</h3>
<a class="indexterm" name="id2585571"></a><pre class="programlisting">void        cairo_surface_set_fallback_resolution
                                            (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface,
                                             double x_pixels_per_inch,
                                             double y_pixels_per_inch);</pre>
<p>Since  1.2
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<div class="refsect2" lang="en">
<a name="id2585616"></a><h3>
<a name="cairo-surface-status"></a>cairo_surface_status ()</h3>
<a class="indexterm" name="id2585627"></a><pre class="programlisting"><a href="cairo-Error-handling.html#cairo-status-t">cairo_status_t</a> cairo_surface_status         (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
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<div class="refsect2" lang="en">
<a name="id2585651"></a><h3>
<a name="cairo-surface-type-t"></a>enum cairo_surface_type_t</h3>
<a class="indexterm" name="id2585665"></a><pre class="programlisting">typedef enum _cairo_surface_type {
    CAIRO_SURFACE_TYPE_IMAGE,
    CAIRO_SURFACE_TYPE_PDF,
    CAIRO_SURFACE_TYPE_PS,
    CAIRO_SURFACE_TYPE_XLIB,
    CAIRO_SURFACE_TYPE_XCB,
    CAIRO_SURFACE_TYPE_GLITZ,
    CAIRO_SURFACE_TYPE_QUARTZ,
    CAIRO_SURFACE_TYPE_WIN32,
    CAIRO_SURFACE_TYPE_BEOS,
    CAIRO_SURFACE_TYPE_DIRECTFB,
    CAIRO_SURFACE_TYPE_SVG
} cairo_surface_type_t;
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<p>Since  1.2
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<div class="refsect2" lang="en">
<a name="id2585689"></a><h3>
<a name="cairo-surface-get-type"></a>cairo_surface_get_type ()</h3>
<a class="indexterm" name="id2585702"></a><pre class="programlisting"><a href="cairo-cairo-surface-t.html#cairo-surface-type-t">cairo_surface_type_t</a> cairo_surface_get_type (<a href="cairo-cairo-surface-t.html#cairo-surface-t">cairo_surface_t</a> *surface);</pre>
<p>Since  1.2
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