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khosb/includes/pear/Image/Graph/Title.php
anubis fae6352bf2 Update to PEAR 1.7.2, Image_Canvas 0.3.1, Image_Color 1.0.3, Image_Graph 0.7.2, XML_Parser 1.3.1.
Removed PHP_Compat, and references to it.
Removed ionCube/Zend/mmCache compatibility checks in test.php script.
Changed minimum PHP requirement to 5.0 in test.php script.
2009-01-04 19:22:54 -05:00

194 lines
5.6 KiB
PHP

<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* Image_Graph - Main class for the graph creation.
*
* 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 Text
* @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: Title.php,v 1.12 2005/08/24 20:35:56 nosey Exp $
* @link http://pear.php.net/package/Image_Graph
*/
/**
* Include file Image/Graph/Layout.php
*/
require_once 'Image/Graph/Layout.php';
/**
* Title
*
* @category Images
* @package Image_Graph
* @subpackage Text
* @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_Title extends Image_Graph_Layout
{
/**
* The text to print
* @var string
* @access private
*/
var $_text;
/**
* The font to use
* @var Font
* @access private
*/
var $_font;
/**
* The alignment of the title
* @var int
* @access private
*/
var $_alignment = IMAGE_GRAPH_ALIGN_CENTER_X;
/**
* Create the title.
*
* Pass a Image_Graph_Font object - preferably by-ref (&amp;) as second
* parameter, the font size in pixels or an associated array with some or
* all of the followin keys:
*
* 'size' The size of the title
*
* 'angle' The angle at which to write the title (in degrees or 'vertical')
*
* 'color' The font-face color
*
* @param sting $text The text to represent the title
* @param mixed $fontOptions The font to use in the title
*/
function Image_Graph_Title($text, $fontOptions = false)
{
parent::Image_Graph_Layout();
if (is_object($fontOptions)) {
$this->_font =& $fontOptions;
} else {
if (is_array($fontOptions)) {
$this->_fontOptions = $fontOptions;
} else {
$this->_fontOptions['size'] = $fontOptions;
}
}
$this->setText($text);
}
/**
* Set the text
*
* @param string $text The text to display
*/
function setText($text)
{
$this->_text = $text;
}
/**
* Returns the calculated "auto" size
*
* @return int The calculated auto size
* @access private
*/
function _getAutoSize()
{
if ($this->_defaultFontOptions !== false) {
$this->_canvas->setFont($this->_defaultFontOptions);
} else {
$this->_canvas->setFont($this->_getFont());
}
return $this->_canvas->textHeight($this->_text);
}
/**
* Set the alignment of the legend
*
* @param int $alignment The alignment
*/
function setAlignment($alignment)
{
$this->_alignment = $alignment & 0x7;
}
/**
* Output the text
*
* @return bool Was the output 'good' (true) or 'bad' (false).
* @access private
*/
function _done()
{
if ($this->_defaultFontOptions !== false) {
$this->_canvas->setFont($this->_defaultFontOptions);
} else {
$this->_canvas->setFont($this->_getFont());
}
if (is_a($this->_parent, 'Image_Graph_Plotarea')) {
$this->_setCoords(
$this->_parent->_left,
$this->_parent->_top,
$this->_parent->_right,
$this->_parent->_top + $this->_canvas->textHeight($this->_text)
);
} elseif (!is_a($this->_parent, 'Image_Graph_Layout')) {
$this->_setCoords(
$this->_parent->_fillLeft(),
$this->_parent->_fillTop(),
$this->_parent->_fillRight(),
$this->_parent->_fillTop() + $this->_canvas->textHeight($this->_text)
);
}
if (parent::_done() === false) {
return false;
}
if ($this->_alignment == IMAGE_GRAPH_ALIGN_CENTER_X) {
$x = ($this->_left + $this->_right) / 2;
} elseif ($this->_alignment == IMAGE_GRAPH_ALIGN_LEFT) {
$x = $this->_left;
} else {
$x = $this->_right;
}
$y = ($this->_top + $this->_bottom) / 2;
$this->write(
$x,
$y,
$this->_text,
$this->_alignment + IMAGE_GRAPH_ALIGN_CENTER_Y
);
return true;
}
}
?>