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<?xml version="1.0" encoding="UTF-8"?>
<!--
* 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 xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" version="5.0-subset Scilab" xml:lang="en" xml:id="dragrect">
<info>
<pubdate>$LastChangedDate$</pubdate>
</info>
<refnamediv>
<refname>dragrect</refname>
<refpurpose> Drag rectangle(s) with mouse</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>[final_rect,btn]=dragrect(initial_rect)</synopsis>
</refsynopsisdiv>
<refsection>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term>initial_rect</term>
<listitem>
<para>4 4xn matrix containing the initial rectangles definition. Each column contains [x_left; y_top; width; height]. If only one rectangle is present the initial_rect may also be a vector.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>final_rect</term>
<listitem>
<para>a rectangle defined by [x_left, y_top, width, height]</para>
</listitem>
</varlistentry>
<varlistentry>
<term>btn</term>
<listitem>
<para>an integer, the number of the mouse button clicked</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para><literal>dragrect</literal> drags one or more rectangles anywhere on the screen. The 4xn
matrix rect defines the rectangles. Each column of <literal>initial_rect</literal>
must contain the initial rectangle position as [left;top;width;height]
values. When a button is clicked <literal>dragrect</literal> returns the final
rectangles definition in <literal>final_Rect</literal>.</para>
</refsection>
<refsection>
<title>Examples</title>
<programlisting role="example"><![CDATA[
xsetech(frect=[0,0,100,100])
r=dragrect([10;10;30;10])
xrect(r)
]]></programlisting>
</refsection>
<refsection>
<title>See Also</title>
<simplelist type="inline">
<member>
<link linkend="xrect">xrect</link>
</member>
<member>
<link linkend="xrects">xrects</link>
</member>
<member>
<link linkend="xclick">xclick</link>
</member>
<member>
<link linkend="xgetmouse">xgetmouse</link>
</member>
</simplelist>
</refsection>
</refentry>
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