pango-xft-fonts-and-rendering.html

GTK+-2.0源码之pango-1.15.6.tar.gz

>gint</a> x,
                                             <a
href="../glib/glib-Basic-Types.html#gint"
>gint</a> y);</pre>
<p>
Renders a <a href="pango-Glyph-Storage.html#PangoGlyphString"><span class="type">PangoGlyphString</span></a> onto an <span class="type">XftDraw</span> object wrapping an X drawable.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>draw</code></em>&#160;:</span></td>
<td>    the <span class="type">XftDraw</span> object.
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></td>
<td>   the color in which to draw the string
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>font</code></em>&#160;:</span></td>
<td>    the font in which to draw the string
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>glyphs</code></em>&#160;:</span></td>
<td>  the glyph string to draw
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
<td>       the x position of start of string (in pixels)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
<td>       the y position of baseline (in pixels)
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2887767"></a><h3>
<a name="pango-xft-picture-render"></a>pango_xft_picture_render ()</h3>
<a class="indexterm" name="id2887780"></a><pre class="programlisting">void        pango_xft_picture_render        (Display *display,
                                             Picture src_picture,
                                             Picture dest_picture,
                                             <a href="pango-Fonts.html#PangoFont">PangoFont</a> *font,
                                             <a href="pango-Glyph-Storage.html#PangoGlyphString">PangoGlyphString</a> *glyphs,
                                             <a
href="../glib/glib-Basic-Types.html#gint"
>gint</a> x,
                                             <a
href="../glib/glib-Basic-Types.html#gint"
>gint</a> y);</pre>
<p>
Renders a <a href="pango-Glyph-Storage.html#PangoGlyphString"><span class="type">PangoGlyphString</span></a> onto an Xrender <span class="type">Picture</span> object.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>display</code></em>&#160;:</span></td>
<td>      an X display
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>src_picture</code></em>&#160;:</span></td>
<td>  the source picture to draw the string with
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>dest_picture</code></em>&#160;:</span></td>
<td> the destination picture to draw the string onto
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>font</code></em>&#160;:</span></td>
<td>         the font in which to draw the string
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>glyphs</code></em>&#160;:</span></td>
<td>       the glyph string to draw
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
<td>            the x position of start of string (in pixels)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
<td>            the y position of baseline (in pixels)
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2887975"></a><h3>
<a name="pango-xft-render-transformed"></a>pango_xft_render_transformed ()</h3>
<a class="indexterm" name="id2887991"></a><pre class="programlisting">void        pango_xft_render_transformed    (XftDraw *draw,
                                             XftColor *color,
                                             <a href="pango-Glyph-Storage.html#PangoMatrix">PangoMatrix</a> *matrix,
                                             <a href="pango-Fonts.html#PangoFont">PangoFont</a> *font,
                                             <a href="pango-Glyph-Storage.html#PangoGlyphString">PangoGlyphString</a> *glyphs,
                                             int x,
                                             int y);</pre>
<p>
Renders a <a href="pango-Glyph-Storage.html#PangoGlyphString"><span class="type">PangoGlyphString</span></a> onto a <span class="type">XftDraw</span>, possibly
transforming the layed-out coordinates through a transformation
matrix. Note that the transformation matrix for <em class="parameter"><code>font</code></em> is not
changed, so to produce correct rendering results, the <em class="parameter"><code>font</code></em>
must have been loaded using a <a href="pango-Text-Processing.html#PangoContext"><span class="type">PangoContext</span></a> with an identical
transformation matrix to that passed in to this function.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>draw</code></em>&#160;:</span></td>
<td>    an <span class="type">XftDraw</span>
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></td>
<td>   the color in which to draw the glyphs
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>matrix</code></em>&#160;:</span></td>
<td>  a <a href="pango-Glyph-Storage.html#PangoMatrix"><span class="type">PangoMatrix</span></a>, or <a
href="../glib/glib-Standard-Macros.html#NULL:CAPS"
><code class="literal">NULL</code></a> to use an identity transformation
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>font</code></em>&#160;:</span></td>
<td>    the font in which to draw the string
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>glyphs</code></em>&#160;:</span></td>
<td>  the glyph string to draw
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
<td>       the x position of the start of the string (in Pango
          units in user space coordinates)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
<td>       the y position of the baseline (in Pango units
          in user space coordinates)
</td>
</tr>
</tbody>
</table></div>
<p>Since  1.8
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2888245"></a><h3>
<a name="pango-xft-render-layout-line"></a>pango_xft_render_layout_line ()</h3>
<a class="indexterm" name="id2888261"></a><pre class="programlisting">void        pango_xft_render_layout_line    (XftDraw *draw,
                                             XftColor *color,
                                             <a href="pango-Layout-Objects.html#PangoLayoutLine">PangoLayoutLine</a> *line,
                                             int x,
                                             int y);</pre>
<p>
Render a <a href="pango-Layout-Objects.html#PangoLayoutLine"><span class="type">PangoLayoutLine</span></a> onto a <span class="type">XftDraw</span></p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>draw</code></em>&#160;:</span></td>
<td>      an <span class="type">XftDraw</span>
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></td>
<td>     the foreground color in which to draw the layout line
            (may be overridden by color attributes)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>line</code></em>&#160;:</span></td>
<td>      a <a href="pango-Layout-Objects.html#PangoLayoutLine"><span class="type">PangoLayoutLine</span></a>
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
<td>         the x position of start of string (in Pango units)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
<td>         the y position of baseline (in Pango units)
</td>
</tr>
</tbody>
</table></div>
<p>Since  1.8
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2888434"></a><h3>
<a name="pango-xft-render-layout"></a>pango_xft_render_layout ()</h3>
<a class="indexterm" name="id2888449"></a><pre class="programlisting">void        pango_xft_render_layout         (XftDraw *draw,
                                             XftColor *color,
                                             <a href="pango-Layout-Objects.html#PangoLayout">PangoLayout</a> *layout,
                                             int x,
                                             int y);</pre>
<p>
Render a <a href="pango-Layout-Objects.html#PangoLayout"><span class="type">PangoLayout</span></a> onto a <span class="type">XftDraw</span></p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>draw</code></em>&#160;:</span></td>
<td>      an <span class="type">XftDraw</span>
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></td>
<td>     the foreground color in which to draw the layout
            (may be overridden by color attributes)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>layout</code></em>&#160;:</span></td>
<td>    a <a href="pango-Layout-Objects.html#PangoLayout"><span class="type">PangoLayout</span></a>
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
<td>         the X position of the left of the layout (in Pango units)
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
<td>         the Y position of the top of the layout (in Pango units)
</td>
</tr>
</tbody>
</table></div>
<p>Since  1.8
</p>
</div>
</div>
</div>
</body>
</html>