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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) ENPC - Jean-Philippe Chancelier
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
*
-->
<refentry version="5.0-subset Scilab" xml:id="xrects" xml:lang="en"
xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xmlns:svg="http://www.w3.org/2000/svg"
xmlns:ns5="http://www.w3.org/1999/xhtml"
xmlns:mml="http://www.w3.org/1998/Math/MathML"
xmlns:db="http://docbook.org/ns/docbook">
<info>
<pubdate>$LastChangedDate$</pubdate>
</info>
<refnamediv>
<refname>xrects</refname>
<refpurpose>desenha ou preenche um conjunto de retngulos</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Seqncia de Chamamento</title>
<synopsis>xrects(rects,[fill])</synopsis>
</refsynopsisdiv>
<refsection>
<title>Parmetros</title>
<variablelist>
<varlistentry>
<term>rects</term>
<listitem>
<para>matrtiz de tamanho (4,n)</para>
</listitem>
</varlistentry>
<varlistentry>
<term>fill</term>
<listitem>
<para>vetor de tamanho n.</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Descrio</title>
<para><literal>xrects</literal> desenha ou preenche retngulos. Cada
coluna de <literal>rects</literal> descreve um retngulo (ponto superior
esquerdo, largura, altura): <literal>rects=[x1 y1 w1 h1;x2 y2 w2
h2;...]'</literal>.</para>
<para><literal>fill(i)</literal> fornece o padro para preenchimento ou
desenho do retngulo i:</para>
<para>Se <literal>fill(i)<0</literal>, o retngulo <literal>i</literal>
desenhado utilizando-se o estilo de linha (ou cor)
<literal>-fill(i)</literal></para>
<para>Se <literal>fill(i)>0</literal>, o retngulo <literal>i</literal>
preenchido utilizando-se o padro (ou cor)
<literal>fill(i)</literal></para>
<para>Se <literal>fill(i)=0</literal>, o retngulo <literal>i</literal>
desenhado utilizando-se o estilo de linha corrente (ou cor).</para>
<para>AVISO: por favor, note que a altura positiva indo para
baixo.</para>
</refsection>
<refsection>
<title>Exemplos</title>
<programlisting role="example"><![CDATA[
plot2d([-100,500],[-50,50],[-1,-1],"022")
cols=[-34,-33,-32,-20:5:20,32,33,34];
x=400*(0:14)/14; step=20;
rects=[x;10*ones(x);step*ones(x);30*ones(x)];
xrects(rects,cols)
xnumb(x,15*ones(x),cols)
]]></programlisting>
</refsection>
<refsection>
<title>Ver Tambm</title>
<simplelist type="inline">
<member><link linkend="xfrect">xfrect</link></member>
<member><link linkend="xrect">xrect</link></member>
</simplelist>
</refsection>
<refsection>
<title>Autor</title>
<para>J.Ph.C.</para>
</refsection>
</refentry>
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