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khosb/includes/pear/Image/Graph/Layout/Vertical.php

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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* Image_Graph - PEAR PHP OO Graph Rendering Utility.
*
* PHP versions 4 and 5
*
* LICENSE: This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version. This library is distributed in the hope that it
* will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
* General Public License for more details. You should have received a copy of
* the GNU Lesser General Public License along with this library; if not, write
* to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*
* @category Images
* @package Image_Graph
* @subpackage Layout
* @author Jesper Veggerby <pear.nosey@veggerby.dk>
* @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
* @version CVS: $Id: Vertical.php,v 1.6 2005/02/21 20:49:55 nosey Exp $
* @link http://pear.php.net/package/Image_Graph
*/
/**
* Include file Image/Graph/Layout/Horizontal.php
*/
require_once 'Image/Graph/Layout/Horizontal.php';
/**
* Layout for displaying two elements on top of each other.
*
* This splits the area contained by this element in two on top of each other
* by a specified percentage (relative to the top). A layout can be nested.
* Fx. a {@link Image_Graph_Layout_Horizontal} can layout two VerticalLayout's to
* make a 2 by 2 matrix of 'element-areas'.
*
* @category Images
* @package Image_Graph
* @subpackage Layout
* @author Jesper Veggerby <pear.nosey@veggerby.dk>
* @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
* @version Release: @package_version@
* @link http://pear.php.net/package/Image_Graph
*/
class Image_Graph_Layout_Vertical extends Image_Graph_Layout_Horizontal
{
/**
* Gets the absolute size of one of the parts.
*
* @param string $part The name of the part - auto_part(1|2)
* @return int The number of pixels the edge should be pushed
* @since 0.3.0dev2
* @access private
*/
function _getAbsolute(&$part)
{
$part1Size = $this->_part1->_getAutoSize();
$part2Size = $this->_part2->_getAutoSize();
$this->_percentage = false;
if (($part1Size !== false) and ($part2Size !== false)) {
$height = $this->_fillHeight() * $part1Size / ($part1Size + $part2Size);
} elseif ($part1Size !== false) {
$height = $part1Size;
} elseif ($part2Size !== false) {
$height = -$part2Size;
} else {
$height = $this->_fillHeight() / 2;
}
if ($part == 'auto_part2') {
// $height = $this->_fillHeight() - $height;
}
return $height;
}
/**
* Splits the layout between the parts, by the specified percentage
*
* @access private
*/
function _split()
{
if (($this->_part1) && ($this->_part2)) {
if ($this->_percentage !== false) {
$split1 = 100 - $this->_percentage;
$split2 = $this->_percentage;
$this->_part1->_push('bottom', "$split1%");
$this->_part2->_push('top', "$split2%");
} else {
$this->_part1->_push('bottom', 'auto_part1');
$this->_part2->_push('top', 'auto_part2');
}
}
}
}
?>