diff options
Diffstat (limited to 'config/dspam/pear/Image/Graph/Title.php')
| -rw-r--r-- | config/dspam/pear/Image/Graph/Title.php | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/config/dspam/pear/Image/Graph/Title.php b/config/dspam/pear/Image/Graph/Title.php new file mode 100644 index 00000000..2cffe5f3 --- /dev/null +++ b/config/dspam/pear/Image/Graph/Title.php @@ -0,0 +1,194 @@ +<?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: $Id$ + * @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 (&) 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; + } + +} + +?>
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