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<H2><A NAME="SECTION0002160000000000000000"></A><A NAME="default-canvas"></A>
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21.6 Shortcut functions for the default canvas
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<P>
For the default canvas ( see Section <A href="drawing-canvas.html#drawing-canvas">21.3</A>), you can call the
following functions provided in the <code>canvas</code> module directly:
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<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-382' xml:id='l2h-382' class="function">line</tt></b>(</nobr></td>
<td><var>linestyle, x1, y1, x2, y2</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-383' xml:id='l2h-383' class="function">polygon</tt></b>(</nobr></td>
<td><var>linestyle, fillstyle, [(x1,y1), ..., (xn, yn)]</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
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<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-384' xml:id='l2h-384' class="function">rectangle</tt></b>(</nobr></td>
<td><var>linestyle, fillstyle, x1, y1, x2, y2, shadow=None</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
Parameter <var>shadow</var> is either None or tuple (<var>xdelta, ydelta, shadowstyle</var>). If non-None, a shadow of <var>shadowstyle</var> ( see Section <A href="module-fill-style.html#module-fill-style">16</A>) is drawn beneath the polygon at the offset (<var>xdelta, ydelta</var>).
</dl>
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<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-385' xml:id='l2h-385' class="function">ellipsis</tt></b>(</nobr></td>
<td><var>linestyle, fillstyle, x, y, radius, y_elongation=1, start=0, end=360, shadow=None</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
Parameter <var>shadow</var> is either None or tuple (<var>xdelta, ydelta, shadowstyle</var>). If non-None, a shadow of <var>shadowstyle</var> ( see Section <A href="module-fill-style.html#module-fill-style">16</A>) is drawn beneath the polygon at the offset (<var>xdelta, ydelta</var>).
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-386' xml:id='l2h-386' class="function">round_rectangle</tt></b>(</nobr></td>
<td><var>linestyle, fillstyle, x1, y2, x2, y2,radius, shadow=None</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
Parameter <var>shadow</var> is either None or tuple (<var>xdelta, ydelta, shadowstyle</var>). If non-None, a shadow of <var>shadowstyle</var> ( see Section <A href="module-fill-style.html#module-fill-style">16</A>) is drawn beneath the polygon at the offset (<var>xdelta, ydelta</var>).
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-387' xml:id='l2h-387' class="function">curve</tt></b>(</nobr></td>
<td><var>linestyle, [(x1,y2), ..., (xn, yn)]</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
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<a id='l2h-395' xml:id='l2h-395'></a>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-388' xml:id='l2h-388' class="function">show</tt></b>(</nobr></td>
<td><var>x, y, text</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
<P>
<a id='l2h-396' xml:id='l2h-396'></a>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-389' xml:id='l2h-389' class="function">verbatim</tt></b>(</nobr></td>
<td><var>str</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-390' xml:id='l2h-390' class="function">default_canvas</tt></b>(</nobr></td>
<td><var></var>)</td></tr></table></dt>
<dd>
Return the default canvas.
</dl>
<a id='l2h-397' xml:id='l2h-397'></a>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-391' xml:id='l2h-391' class="function">clip</tt></b>(</nobr></td>
<td><var>x1, y1, x2, y2</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-392' xml:id='l2h-392' class="function">clip_ellipsis</tt></b>(</nobr></td>
<td><var>x, y, radius, y_elongation</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-393' xml:id='l2h-393' class="function">clip_polygon</tt></b>(</nobr></td>
<td><var>[(x1,y2),(x2,y2), ..., (xn, yn)]</var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
</dl>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-394' xml:id='l2h-394' class="function">endclip</tt></b>(</nobr></td>
<td><var></var>)</td></tr></table></dt>
<dd>
Calls the method with the same name on the default canvas object.
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<span class="release-info">Documentation released on July 2, 2005.</span>
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