Packages repo cleanup:

- Drop support for pfSense < 2
- Remove archive/, old files can be reached using git
- Remove old and unused packages
- Move stale files from config subdir to a package subdir

1 files changed, 0 insertions, 1690 deletions

diff --git a/config/archive/dspam/pear/Image/Graph/Axis.php b/config/archive/dspam/pear/Image/Graph/Axis.php
deleted file mode 100644
index 99da305f..00000000
--- a/config/archive/dspam/pear/Image/Graph/Axis.php
+++ /dev/null
@@ -1,1690 +0,0 @@
-<?php
-
-/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
-
-/**
- * Class for axis handling.
- *
- * 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 Axis
- * @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/Plotarea/Element.php
- */
-require_once 'Image/Graph/Plotarea/Element.php';
-
-/**
- * Diplays a normal linear axis (either X- or Y-axis).
- *
- * @category   Images
- * @package    Image_Graph
- * @subpackage Axis
- * @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_Axis extends Image_Graph_Plotarea_Element
-{
-    
-    /**
-     * The type of the axis, possible values are:
-     * <ul>
-     * <li>IMAGE_GRAPH_AXIS_X / IMAGE_GRAPH_AXIS_HORIZONTAL
-     * <li>IMAGE_GRAPH_AXIS_Y / IMAGE_GRAPH_AXIS_VERTICAL /
-     * IMAGE_GRAPH_AXIS_Y_SECONDARY
-     * </ul>
-     * @var int
-     * @access private
-     */
-    var $_type;
-
-    /**
-     * The minimum value the axis displays
-     * @var int
-     * @access private
-     */
-    var $_minimum = false;
-
-    /**
-     * The minimum value the axis has been explicitly set by the user
-     * @var bool
-     * @access private
-     */
-    var $_minimumSet = false;
-
-    /**
-     * The maximum value the axis displays
-     * @var int
-     * @access private
-     */
-    var $_maximum = false;
-
-    /**
-     * The maximum value the axis has been explicitly set by the user
-     * @var bool
-     * @access private
-     */
-    var $_maximumSet = false;
-
-    /**
-     * The value span of the axis.
-     * This is primarily included for performance reasons
-     * @var double
-     * @access private
-     */
-    var $_axisSpan = false;
-
-    /**
-     * The value span of the axis.
-     * This is primarily included for performance reasons
-     * @var double
-     * @access private
-     */
-    var $_axisValueSpan = false;
-    
-    /**
-     * The axis padding.
-     * The index 'low' specifies the padding for the low axis values (when not
-     * inverted), i.e. to the left on an x-axis and on the bottom of an y-axis,
-     * vice versa for 'high'.
-     * 
-     * Axis padding does not make sense on a normal linear y-axis with a 'y-min'
-     * of 0 since this corresponds to displaying a small part of the y-axis
-     * below 0!
-     * 
-     * @var array
-     * @access private
-     */
-    var $_axisPadding = array('low' => 0, 'high' => 0);
-
-    /**
-     * The number of "pixels" representing 1 unit on the axis
-     *
-     * This is primarily included for performance reasons
-     * @var double
-     * @access private
-     */
-    var $_delta = false;
-    
-    /**
-     * Specify if the axis should label the minimum value
-     * @var bool
-     * @access private
-     */
-    var $_showLabelMinimum = true;
-
-    /**
-     * Specify if the axis should label 0 (zero)
-     * @var bool
-     * @access private
-     */
-    var $_showLabelZero = false;
-
-    /**
-     * Specify if the axis should label the maximum value
-     * @var bool
-     * @access private
-     */
-    var $_showLabelMaximum = true;
-
-    /**
-     * Show arrow heads at the 'end' of the axis, default: false
-     * @var bool
-     * @access private
-     */
-    var $_showArrow = false;
-
-    /**
-     * Intersection data of axis
-     * @var array
-     * @access private
-     */
-    var $_intersect = array('value' => 'default', 'axis' => 'default');
-
-    /**
-     * The fixed size of the axis (i.e. width for y-axis, height for x-axis)
-     * @var mixed
-     * @access private
-     */
-    var $_fixedSize = false;
-
-    /**
-     * The label options
-     *
-     * Should text be shows, preferences for ticks. The indexes start at level
-     * 1, which is chosen for readability
-     * @var array
-     * @access private
-     */
-    var $_labelOptions = array(
-        1 => array(
-            'interval' => 1,
-            'type' => 'auto',
-            'tick' => array(
-                'start' => -2, 
-                'end' => 2, 
-                'color' => false // default color
-            ),
-            'showtext' => true,
-            'showoffset' => false,
-            'font' => array(),
-            'offset' => 0,
-            'position' => 'outside',            
-        )
-    );
-
-    /**
-     * The labels that are shown.
-     *
-     * This is used to make values show only once...
-     * @access private
-     */
-    var $_labelText = array();
-
-    /**
-     * A data preprocessor for formatting labels, fx showing dates as a standard
-     * date instead of Unix time stamp
-     * @var Image_Graph_DatePreProcessor
-     * @access private
-     * @see Image_Graph_DataPreProcessor
-     */
-    var $_dataPreProcessor = null;
-
-    /**
-     * Point marked in the axis
-     * @var array
-     * @access private
-     */
-    var $_marks = array();
-
-    /**
-     * Specifies whether the values should be 'pushed' by 0.5
-     * @var bool
-     * @access private
-     */
-    var $_pushValues = false;
-
-    /**
-     * The title of this axis
-     * @var string
-     * @access private
-     */
-    var $_title = '';
-
-    /**
-     * The font used for the title of this axis
-     * @var Image_Graph_Font
-     * @access private
-     */
-    var $_titleFont = false;
-    
-    /**
-     * Invert the axis (i.e. if an y-axis normally displays minimum values at
-     * the bottom, they are not displayed at the top
-     * @var bool
-     * @access private
-     * @since 0.3.0dev3
-     */
-    var $_invert = false;
-    
-    /**
-     * Transpose the axis (i.e. is a normal y-axis transposed, so thats it's not show
-     * vertically as normally expected, but instead horizontally)
-     * @var bool
-     * @access private
-     */
-    var $_transpose = false;
-
-    /**
-     * Image_Graph_Axis [Constructor].
-     * Normally a manual creation should not be necessary, axis are created
-     * automatically by the {@link Image_Graph_Plotarea} constructor unless
-     * explicitly defined otherwise
-     *
-     * @param int $type The type (direction) of the Axis, use IMAGE_GRAPH_AXIS_X
-     * for an X-axis (default, may be omitted) and IMAGE_GRAPH_AXIS_Y for Y-
-     * axis)
-     */
-    function Image_Graph_Axis($type = IMAGE_GRAPH_AXIS_X)
-    {
-        parent::Image_Graph_Element();
-        $this->_type = $type;
-        $this->_fillStyle = 'black';
-    }
-
-    /**
-     * Push the values by 0.5 (for bar and step chart)
-     *
-     * @access private
-     */
-    function _pushValues()
-    {
-        $this->_pushValues = true;
-    }
-    
-    /**
-     * Sets the axis padding for a given position ('low' or 'high')
-     * @param string $where The position
-     * @param int $value The number of pixels to "pad"
-     * @access private
-     */
-    function _setAxisPadding($where, $value)
-    {
-        $this->_axisPadding[$where] = $value;
-    }     
-
-    /**
-     * Gets the font of the title.
-     *
-     * If not font has been set, the parent font is propagated through it's
-     * children.
-     *
-     * @return array An associated array used for canvas
-     * @access private
-     */
-    function _getTitleFont()
-    {
-        if ($this->_titleFont === false) {
-            if ($this->_defaultFontOptions !== false) {
-                return $this->_defaultFontOptions;
-            } else {
-                return $this->_getFont();
-            }
-        } else {
-            if (is_object($this->_titleFont)) {
-                return $this->_titleFont->_getFont();
-            } elseif (is_array($this->_titleFont)) {
-                return $this->_getFont($this->_titleFont);
-            } elseif (is_int($this->_titleFont)) {
-                return $this->_getFont(array('size' => $this->_titleFont));
-            }
-        }
-        return array();
-    }
-
-    /**
-     * Shows a label for the the specified values.
-     *
-     * Allowed values are  combinations of:
-     * <ul>
-     * <li>IMAGE_GRAPH_LABEL_MINIMUM
-     * <li>IMAGE_GRAPH_LABEL_ZERO
-     * <li>IMAGE_GRAPH_LABEL_MAXIMUM
-     * </ul>
-     * By default none of these are shows on the axis
-     *
-     * @param int $value The values to show labels for
-     */
-    function showLabel($value)
-    {
-        $this->_showLabelMinimum = ($value & IMAGE_GRAPH_LABEL_MINIMUM);
-        $this->_showLabelZero = ($value & IMAGE_GRAPH_LABEL_ZERO);
-        $this->_showLabelMaximum = ($value & IMAGE_GRAPH_LABEL_MAXIMUM);
-    }
-
-    /**
-     * Sets a data preprocessor for formatting the axis labels
-     *
-     * @param Image_Graph_DataPreprocessor $dataPreProcessor The data preprocessor
-     * @see Image_Graph_DataPreprocessor
-     */
-    function setDataPreProcessor(& $dataPreProcessor)
-    {
-        $this->_dataPreProcessor =& $dataPreProcessor;
-    }
-
-    /**
-     * Gets the minimum value the axis will show
-     *
-     * @return double The minumum value
-     * @access private
-     */
-    function _getMinimum()
-    {
-        return $this->_minimum;
-    }
-
-    /**
-     * Gets the maximum value the axis will show
-     *
-     * @return double The maximum value
-     * @access private
-     */
-    function _getMaximum()
-    {
-        return $this->_maximum;
-    }
-
-    /**
-     * Sets the minimum value the axis will show
-     *
-     * @param double $minimum The minumum value to use on the axis
-     * @access private
-     */
-    function _setMinimum($minimum)
-    {
-        if ($this->_minimum === false) {
-            $this->forceMinimum($minimum, false);
-        } else {
-            $this->forceMinimum(min($this->_minimum, $minimum), false);
-        }
-    }
-
-    /**
-     * Sets the maximum value the axis will show
-     *
-     * @param double $maximum The maximum value to use on the axis
-     * @access private
-     */
-    function _setMaximum($maximum)
-    {
-        if ($this->_maximum === false) {
-            $this->forceMaximum($maximum, false);
-        } else {
-            $this->forceMaximum(max($this->_maximum, $maximum), false);
-        }
-    }
-
-    /**
-     * Forces the minimum value of the axis
-     *
-     * @param double $minimum The minumum value to use on the axis
-     * @param bool $userEnforce This value should not be set, used internally
-     */
-    function forceMinimum($minimum, $userEnforce = true)
-    {        
-        if (($userEnforce) || (!$this->_minimumSet)) {
-            $this->_minimum = $minimum;
-            $this->_minimumSet = $userEnforce;
-        }
-        $this->_calcLabelInterval();
-    }
-
-    /**
-     * Forces the maximum value of the axis
-     *
-     * @param double $maximum The maximum value to use on the axis
-     * @param bool $userEnforce This value should not be set, used internally
-     */
-    function forceMaximum($maximum, $userEnforce = true)
-    {
-        if (($userEnforce) || (!$this->_maximumSet)) {
-            $this->_maximum = $maximum;
-            $this->_maximumSet = $userEnforce;
-        }
-        $this->_calcLabelInterval();
-    }
-
-    /**
-     * Show an arrow head on the 'end' of the axis
-     */
-    function showArrow()
-    {
-        $this->_showArrow = true;
-    }
-
-    /**
-     * Do not show an arrow head on the 'end' of the axis (default)
-     */
-    function hideArrow()
-    {
-        $this->_showArrow = false;
-    }
-
-    /**
-     * Return the label distance.
-     *
-     * @param int $level The label level to return the distance of
-     * @return int The distance between 2 adjacent labels
-     * @access private
-     */
-    function _labelDistance($level = 1)
-    {
-        $l1 = $this->_getNextLabel(false, $level);
-        $l2 = $this->_getNextLabel($l1, $level);;
-        return abs($this->_point($l2) - $this->_point($l1));
-    }
-
-    /**
-     * Sets an interval for when labels are shown on the axis.
-     *
-     * By default 'auto' is used, forcing the axis to calculate a approximate
-     * best label interval to be used. Specify an array to use user-defined
-     * values for labels.
-     *
-     * @param mixed $labelInterval The interval with which labels are shown
-     * @param int $level The label level to set the interval on
-     */
-    function setLabelInterval($labelInterval = 'auto', $level = 1)
-    {
-        if (!isset($this->_labelOptions[$level])) {
-            $this->_labelOptions[$level] = array();
-        }
-
-        if ($labelInterval === 'auto') {
-            $this->_labelOptions[$level]['type'] = 'auto';
-            $this->_calcLabelInterval();
-        } else {
-            $this->_labelOptions[$level]['type'] = 'manual';
-            $this->_labelOptions[$level]['interval'] = $labelInterval;
-        }
-    }
-
-    /**
-     * Sets options for the label at a specific level.
-     *
-     * Possible options are:
-     * 
-     * 'showtext' true or false whether label text should be shown or not
-     * 
-     * 'showoffset' should the label be shown at an offset, i.e. should the
-     * label be shown at a position so that it does not overlap with prior
-     * levels. Only applies to multilevel labels with text
-     * 
-     * 'font' The font options as an associated array
-     * 
-     * 'position' The position at which the labels are written ('inside' or
-     * 'outside' the axis). NB! This relative position only applies to the
-     * default location of the axis, i.e. if an x-axis is inverted then
-     * 'outside' still refers to the "left" side of a normal y-axis (since this
-     * is normally 'outside') but the actual output will be labels on the
-     * "inside"!
-     *
-     * 'format' To format the label text according to a sprintf statement
-     *
-     * 'dateformat' To format the label as a date, fx. j. M Y = 29. Jun 2005
-     *
-     * @param string $option The label option name (see detailed description
-     * for possible values)
-     * @param mixed $value The value for the option
-     * @param int $level The label level to set the interval on
-     */
-    function setLabelOption($option, $value, $level = 1)
-    {
-        if (!isset($this->_labelOptions[$level])) {
-            $this->_labelOptions[$level] = array('type' => 'auto');
-        }
-
-        $this->_labelOptions[$level][$option] = $value;
-    }
-
-    /**
-     * Sets options for the label at a specific level.
-     *
-     * The possible options are specified in {@link Image_Graph_Axis::
-     * setLabelOption()}.
-     *
-     * @param array $options An assciated array with label options
-     * @param int $level The label level to set the interval on
-     */
-    function setLabelOptions($options, $level = 1)
-    {
-        if (is_array($options)) {
-            if (isset($this->_labelOptions[$level])) {
-                $this->_labelOptions[$level] = array_merge($this->_labelOptions[$level], $options);
-            } else {
-                $this->_labelOptions[$level] = $options;
-            }
-                
-        }
-    }    
-    
-    /**
-     * Sets the title of this axis.
-     *
-     * This is used as an alternative (maybe better) method, than using layout's
-     * for axis-title generation.
-     * 
-     * To use the current propagated font, but just set it vertically, simply
-     * pass 'vertical' as second parameter for vertical alignment down-to-up or
-     * 'vertical2' for up-to-down alignment.
-     *
-     * @param string $title The title of this axis
-     * @param Image_Graph_Font $font The font used for the title
-     * @since 0.3.0dev2
-     */
-    function setTitle($title, $font = false)
-    {
-        $this->_title = $title;
-        if ($font === 'vertical') {
-            $this->_titleFont = array('vertical' => true, 'angle' => 90);
-        } elseif ($font === 'vertical2') {
-            $this->_titleFont = array('vertical' => true, 'angle' => 270);
-        } else {
-            $this->_titleFont =& $font;
-        }
-    }
-
-    /**
-     * Sets a fixed "size" for the axis.
-     * 
-     * If the axis is any type of y-axis the size relates to the width of the
-     * axis, if an x-axis is concerned the size is the height.
-     *
-     * @param int $size The fixed size of the axis
-     * @since 0.3.0dev5
-     */
-    function setFixedSize($size)
-    {
-        $this->_fixedSize = $size;
-    }
-
-    /**
-     * Preprocessor for values, ie for using logarithmic axis
-     *
-     * @param double $value The value to preprocess
-     * @return double The preprocessed value
-     * @access private
-     */
-    function _value($value)
-    {
-        return $value - $this->_getMinimum() + ($this->_pushValues ? 0.5 : 0);
-    }
-
-    /**
-     * Apply the dataset to the axis
-     *
-     * @param Image_Graph_Dataset $dataset The dataset
-     * @access private
-     */
-    function _applyDataset(&$dataset)
-    {
-        if ($this->_type == IMAGE_GRAPH_AXIS_X) {
-            $this->_setMinimum($dataset->minimumX());
-            $this->_setMaximum($dataset->maximumX());
-        } else {
-            $this->_setMinimum($dataset->minimumY());
-            $this->_setMaximum($dataset->maximumY());
-        }
-    }
-
-    /**
-     * Get the pixel position represented by a value on the canvas
-     *
-     * @param double $value the value to get the pixel-point for
-     * @return double The pixel position along the axis
-     * @access private
-     */
-    function _point($value)    
-    {        
-        if ((($this->_type == IMAGE_GRAPH_AXIS_X) && (!$this->_transpose)) ||
-           (($this->_type != IMAGE_GRAPH_AXIS_X) && ($this->_transpose))) 
-        {
-            if ($this->_invert) {                
-                return max($this->_left, $this->_right - $this->_axisPadding['high'] - $this->_delta * $this->_value($value));
-            } else {
-                return min($this->_right, $this->_left + $this->_axisPadding['low'] + $this->_delta * $this->_value($value));
-            }                
-        } else {
-            if ($this->_invert) {                
-                return min($this->_bottom, $this->_top + $this->_axisPadding['high'] + $this->_delta * $this->_value($value));
-            } else {
-                return max($this->_top, $this->_bottom - $this->_axisPadding['low'] - $this->_delta * $this->_value($value));
-            }
-        }
-    }
-
-
-    /**
-     * Get the axis intersection pixel position
-     *
-     * This is only to be called prior to output! I.e. between the user
-     * invokation of Image_Graph::done() and any actual output is performed.
-     * This is because it can change the axis range.
-     *
-     * @param double $value the intersection value to get the pixel-point for
-     * @return double The pixel position along the axis
-     * @access private
-     */
-    function _intersectPoint($value)
-    {
-
-        if (($value === 'min') || ($value < $this->_getMinimum())) {
-            if ($this->_type == IMAGE_GRAPH_AXIS_X) {
-                if ($this->_invert) {
-                    return ($this->_transpose ? $this->_top : $this->_right);
-                } else {
-                    return ($this->_transpose ? $this->_bottom : $this->_left);
-                }
-            } else {
-                if ($this->_invert) {
-                    return ($this->_transpose ? $this->_right : $this->_top);
-                } else {
-                    return ($this->_transpose ? $this->_left : $this->_bottom);
-                }
-            }
-        } elseif (($value === 'max') || ($value > $this->_getMaximum())) {
-            if ($this->_type == IMAGE_GRAPH_AXIS_X) {
-                if ($this->_invert) {
-                    return ($this->_transpose ? $this->_bottom : $this->_left);
-                } else {
-                    return ($this->_transpose ? $this->_top : $this->_right);
-                }
-            } else {
-                if ($this->_invert) {
-                    return ($this->_transpose ? $this->_left : $this->_bottom);
-                } else {
-                    return ($this->_transpose ? $this->_right : $this->_top);
-                }
-            }
-        } 
-        
-        return $this->_point($value);
-    }
-    
-    /**
-     * Calculate the delta value (the number of pixels representing one unit
-     * on the axis)
-     *
-     * @return double The label interval
-     * @access private
-     */
-    function _calcDelta()
-    {
-        if ($this->_axisValueSpan == 0) {
-            $this->_delta = false;
-        } elseif ($this->_type == IMAGE_GRAPH_AXIS_X) {
-            $this->_delta = (($this->_transpose ? $this->height() : $this->width()) - ($this->_axisPadding['low'] + $this->_axisPadding['high'])) / ($this->_axisValueSpan + ($this->_pushValues ? 1 : 0));
-        } else {
-            $this->_delta = (($this->_transpose ? $this->width() : $this->height()) - ($this->_axisPadding['low'] + $this->_axisPadding['high'])) / ($this->_axisValueSpan + ($this->_pushValues ? 1 : 0));
-        }
-    }        
-    
-    /**
-     * Calculate the label interval
-     *
-     * If explicitly defined this will be calucated to an approximate best.
-     *
-     * @return double The label interval
-     * @access private
-     */
-    function _calcLabelInterval()
-    {
-        $min = $this->_getMinimum();
-        $max = $this->_getMaximum();
-        
-        $this->_axisValueSpan = $this->_axisSpan = abs($max - $min);
-        
-        if ((!empty($min)) && (!empty($max)) && ($min > $max)) {
-            $this->_labelOptions[1]['interval'] = 1;
-            return true;
-        }
-
-        $span = 0;
-        foreach($this->_labelOptions as $level => $labelOptions) {
-            if ((!isset($labelOptions['type'])) || ($labelOptions['type'] !== 'auto')) {
-                $span = false;
-            } elseif ($level == 1) {
-                $span = $this->_axisValueSpan;
-            } else {
-                $l1 = $this->_getNextLabel(false, $level - 1);
-                $l2 = $this->_getNextLabel($l1, $level - 1);
-                if ((!is_numeric($l1)) || (!is_numeric($l2))) {
-                    $span == false;
-                } else {
-                    $span = $l2 - $l1;
-                }
-            }
-
-            if ($span !== false) {
-                $interval = pow(10, floor(log10($span)));
-
-                if ($interval == 0) {
-                    $interval = 1;
-                }
-
-                if ((($span) / $interval) < 3) {
-                    $interval = $interval / 4;
-                } elseif ((($span) / $interval) < 5) {
-                    $interval = $interval / 2;
-                } elseif ((($span) / $interval) > 10) {
-                    $interval = $interval * 2;
-                }
-
-                if (($interval -floor($interval) == 0.5) && ($interval != 0.5)) {
-                    $interval = floor($interval);
-                }
-
-                // just to be 100% sure that an interval of 0 is not returned some
-                // additional checks are performed
-                if ($interval == 0) {
-                    $interval = ($span) / 5;
-                }
-
-                if ($interval == 0) {
-                    $interval = 1;
-                }
-
-                $this->_labelOptions[$level]['interval'] = $interval;
-            }
-        }
-    }
-
-    /**
-     * Get next label point
-     *
-     * @param doubt $currentLabel The current label, if omitted or false, the
-     *   first is returned
-     * @param int $level The label level to get the next label from
-     * @return double The next label point
-     * @access private
-     */
-    function _getNextLabel($currentLabel = false, $level = 1)
-    {
-        if (!isset($this->_labelOptions[$level])) {
-            return false;
-        }
-
-        if (is_array($this->_labelOptions[$level]['interval'])) {
-            if ($currentLabel === false) {
-                reset($this->_labelOptions[$level]['interval']);
-            }
-
-            if (list(, $label) = each($this->_labelOptions[$level]['interval'])) {
-                return $label;
-            } else {
-                return false;
-            }
-        } else {
-            $li = $this->_labelInterval($level);
-            if (($this->_axisSpan == 0) || ($this->_axisValueSpan == 0) ||
-                ($li == 0)
-            ) {
-                return false;
-            }
-
-            $labelInterval = $this->_axisSpan / ($this->_axisValueSpan / $li);
-
-            if ($labelInterval == 0) {
-                return false;
-            }
-
-            if ($currentLabel === false) {
-                $label = ((int) ($this->_getMinimum() / $labelInterval)) *
-                    $labelInterval - $labelInterval;
-                while ($label < $this->_getMinimum()) {
-                    $label += $labelInterval;
-                }
-                return $label;
-            } else {
-                if ($currentLabel + $labelInterval > $this->_getMaximum()) {
-                    return false;
-                } else {
-                    return $currentLabel + $labelInterval;
-                }
-            }
-        }
-    }
-
-    /**
-     * Get the interval with which labels are shown on the axis.
-     *
-     * If explicitly defined this will be calucated to an approximate best.
-     *
-     * @param int $level The label level to get the label interval for
-     * @return double The label interval
-     * @access private
-     */
-    function _labelInterval($level = 1)
-    {
-        if ((!isset($this->_labelOptions[$level])) ||
-            (!isset($this->_labelOptions[$level]['interval']))
-        ) {
-            return 1;
-        }
-
-        return (is_array($this->_labelOptions[$level]['interval'])
-            ? 1
-            : $this->_labelOptions[$level]['interval']
-        );
-    }
-
-    /**
-     * Get the size in pixels of the axis.
-     *
-     * For an x-axis this is the width of the axis including labels, and for an
-     * y-axis it is the corrresponding height
-     *
-     * @return int The size of the axis
-     * @access private
-     */
-    function _size()
-    {
-        if (!$this->_visible) {
-            return 0;
-        }
-        
-        if ($this->_fixedSize !== false) {
-            return $this->_fixedSize;
-        }
-         
-        krsort($this->_labelOptions);
-
-        $totalMaxSize = 0;
-
-        foreach ($this->_labelOptions as $level => $labelOptions) {
-            if ((isset($labelOptions['showoffset'])) && ($labelOptions['showoffset'] === true)) {
-                $this->_labelOptions[$level]['offset'] += $totalMaxSize;
-            } elseif (!isset($this->_labelOptions[$level]['offset'])) {
-                $this->_labelOptions[$level]['offset'] = 0;
-            }
-            if (
-                (isset($labelOptions['showtext'])) &&                
-                ($labelOptions['showtext'] === true) &&
-                (
-                    (!isset($labelOptions['position'])) ||
-                    ($labelOptions['position'] == 'outside')
-                )               
-            ) {
-                if (isset($labelOptions['font'])) {
-                    $font = $this->_getFont($labelOptions['font']);
-                } else {
-                    if ($this->_defaultFontOptions !== false) {
-                        $font = $this->_defaultFontOptions;
-                    } else {
-                        $font = $this->_getFont();
-                    }
-                }
-                $this->_canvas->setFont($font);
-
-                $value = false;
-                $maxSize = 0;
-                while (($value = $this->_getNextLabel($value, $level)) !== false) {
-                    if ((abs($value) > 0.0001) && ($value > $this->_getMinimum()) &&
-                        ($value < $this->_getMaximum()))
-                    {
-                        if (is_object($this->_dataPreProcessor)) {
-                            $labelText = $this->_dataPreProcessor->_process($value);
-                        } elseif (isset($labelOptions['format'])) {
-                            $labelText = sprintf($labelOptions['format'], $value);
-                        } elseif (isset($labelOptions['dateformat'])) {
-                            $labelText = date($labelOptions['dateformat'], $value);
-                        } else {
-                            $labelText = $value;
-                        }
-
-                        if ((($this->_type == IMAGE_GRAPH_AXIS_X) && (!$this->_transpose)) ||
-                           (($this->_type != IMAGE_GRAPH_AXIS_X) && ($this->_transpose)))
-                        {
-                            $maxSize = max($maxSize, $this->_canvas->textHeight($labelText));
-                        } else {
-                            $maxSize = max($maxSize, $this->_canvas->textWidth($labelText));
-                        }
-                    }
-                }
-                if ((isset($labelOptions['showoffset'])) && ($labelOptions['showoffset'] === true)) {
-                    $totalMaxSize += $maxSize;
-                } else {
-                    $totalMaxSize = max($totalMaxSize, $maxSize);
-                }
-            }
-        }
-
-        if ($this->_title) {
-            $this->_canvas->setFont($this->_getTitleFont());
-
-            if ((($this->_type == IMAGE_GRAPH_AXIS_X) && (!$this->_transpose)) ||
-               (($this->_type != IMAGE_GRAPH_AXIS_X) && ($this->_transpose)))
-            {
-                $totalMaxSize += $this->_canvas->textHeight($this->_title);
-            } else {
-                $totalMaxSize += $this->_canvas->textWidth($this->_title);
-            }
-            $totalMaxSize += 10;
-        }
-
-        return $totalMaxSize + 3;
-    }
-
-    /**
-     * Adds a mark to the axis at the specified value
-     *
-     * @param double $value The value
-     * @param double $value2 The second value (for a ranged mark)
-     */
-    function addMark($value, $value2 = false, $text = false)
-    {
-        if ($value2 === false) {
-            $this->_marks[] = $value;
-        } else {
-            $this->_marks[] = array($value, $value2);
-        }
-    }
-
-    /**
-     * Is the axis numeric or not?
-     *
-     * @return bool True if numeric, false if not
-     * @access private
-     */
-    function _isNumeric()
-    {
-        return true;
-    }
-
-    /**
-     * Set the major tick appearance.
-     *
-     * The positions are specified in pixels relative to the axis, meaning that
-     * a value of -1 for start will draw the major tick 'line' starting at 1
-     * pixel outside (negative) value the axis (i.e. below an x-axis and to the
-     * left of a normal y-axis).
-     *
-     * @param int $start The start position relative to the axis
-     * @param int $end The end position relative to the axis
-     * @param int $level The label level to set the tick options for
-     * @since 0.3.0dev2
-     */
-    function setTickOptions($start, $end, $level = 1)
-    {
-        if (!isset($this->_labelOptions[$level])) {
-            $this->_labelOptions[$level] = array();
-        }
-
-        $this->_labelOptions[$level]['tick'] = array(
-            'start' => $start,
-            'end' => $end
-        );
-    }
-    
-    /**
-     * Invert the axis direction
-     * 
-     * If the minimum values are normally displayed fx. at the bottom setting
-     * axis inversion to true, will cause the minimum values to be displayed at
-     * the top and maximum at the bottom.
-     *
-     * @param bool $invert True if the axis is to be inverted, false if not
-     * @since 0.3.0dev3
-     */
-    function setInverted($invert)
-    {
-        $this->_invert = $invert;
-    }
-
-    /**
-     * Set axis intersection.
-     *
-     * Sets the value at which the axis intersects other axis, fx. at which Y-
-     * value the x-axis intersects the y-axis (normally at 0).
-     * 
-     * Possible values are 'default', 'min', 'max' or a number between axis min
-     * and max (the value will automatically be limited to this range).
-     * 
-     * For a coordinate system with 2 y-axis, the x-axis can either intersect
-     * the primary or the secondary y-axis. To make the x-axis intersect the
-     * secondary y-axis at a given value pass IMAGE_GRAPH_AXIS_Y_SECONDARY as
-     * second parameter.
-     *
-     * @param mixed $intersection The value at which the axis intersect the
-     * 'other' axis
-     * @param mixed $axis The axis to intersect. Only applies to x-axis with
-     * both a primary and secondary y-axis available.
-     * @since 0.3.0dev2
-     */
-    function setAxisIntersection($intersection, $axis = 'default')
-    {
-        if ($axis == 'x') {
-            $axis = IMAGE_GRAPH_AXIS_X;
-        } elseif ($axis == 'y') {
-            $axis = IMAGE_GRAPH_AXIS_Y;
-        } elseif ($axis == 'ysec') {
-            $axis = IMAGE_GRAPH_AXIS_Y_SECONDARY;
-        }
-        $this->_intersect = array(
-            'value' => $intersection,
-            'axis' => $axis
-        );
-    }
-
-    /**
-     * Get axis intersection data.
-     * 
-     * @return array An array with the axis intersection data.
-     * @since 0.3.0dev2
-     * @access private
-     */
-    function _getAxisIntersection()
-    {
-        $value = $this->_intersect['value'];
-        $axis = $this->_intersect['axis'];
-        if (($this->_type == IMAGE_GRAPH_AXIS_Y) 
-            || ($this->_type == IMAGE_GRAPH_AXIS_Y_SECONDARY)
-        ) {
-            $axis = IMAGE_GRAPH_AXIS_X;
-        } elseif ($axis == 'default') {
-            $axis = IMAGE_GRAPH_AXIS_Y;
-        }
-        
-        if ($value === 'default') {
-            switch ($this->_type) {
-            case IMAGE_GRAPH_AXIS_Y:
-                $value = 'min';
-                break;
-            case IMAGE_GRAPH_AXIS_Y_SECONDARY:
-                $value = 'max';
-                break;
-            case IMAGE_GRAPH_AXIS_X:
-                $value = 0;
-                break;
-            }
-        }
-        
-        return array('value' => $value, 'axis' => $axis);
-    }
-    
-    /**
-     * Resets the elements
-     *
-     * @access private
-     */
-    function _reset()
-    {
-        parent::_reset();
-        $this->_labelText = array();
-    }
-    
-    /**
-     * Output an axis tick mark.
-     *
-     * @param int $value The value to output
-     * @param int $level The label level to draw the tick for
-     * @access private
-     */
-    function _drawTick($value, $level = 1)
-    {
-        if (isset($this->_labelOptions[$level])) {
-            $labelOptions = $this->_labelOptions[$level];
-            $labelPosition = $this->_point($value);
-
-            if (isset($labelOptions['offset'])) {
-                $offset = $labelOptions['offset'];
-            } else {
-                $offset = 0;
-            }
-
-            if ((isset($labelOptions['showtext'])) && ($labelOptions['showtext'] === true)) {
-                if (is_object($this->_dataPreProcessor)) {
-                    $labelText = $this->_dataPreProcessor->_process($value);
-                } elseif (isset($labelOptions['format'])) {
-                    $labelText = sprintf($labelOptions['format'], $value);
-                } elseif (isset($labelOptions['dateformat'])) {
-                    $labelText = date($labelOptions['dateformat'], $value);
-                } else {
-                    $labelText = $value;
-                }
-
-                if (!in_array($labelText, $this->_labelText)) {
-                    $this->_labelText[] = $labelText;
-
-                    if (isset($labelOptions['font'])) {
-                        $font = $this->_getFont($labelOptions['font']);
-                    } else {
-                        if ($this->_defaultFontOptions !== false) {
-                            $font = $this->_defaultFontOptions;
-                        } else {
-                            $font = $this->_getFont();
-                        }
-                    }
-                    $this->_canvas->setFont($font);
-                    
-                    if (
-                        (isset($labelOptions['position'])) && 
-                        ($labelOptions['position'] == 'inside')
-                    ) {
-                        $labelInside = true;
-                    } else {
-                        $labelInside = false;
-                    }
-                                        
-                    if ($this->_type == IMAGE_GRAPH_AXIS_Y) {
-                        if ($this->_transpose) {
-                            if ($labelInside) {
-                                $this->write(
-                                    $labelPosition,
-                                    $this->_top - 3 - $offset,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_BOTTOM | IMAGE_GRAPH_ALIGN_CENTER_X,
-                                    $font
-                                );
-                            } else {
-                                $this->write(
-                                    $labelPosition,
-                                    $this->_top + 6 + $offset + $font['size'] * (substr_count($labelText, "\n") + 1),                                                                   
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_BOTTOM | IMAGE_GRAPH_ALIGN_CENTER_X,
-                                    $font
-                                );
-                            }
-                        }
-                        else {                        
-                            if ($labelInside) {
-                                $this->write(
-                                    $this->_right + 3 + $offset,
-                                    $labelPosition,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_LEFT,
-                                    $font
-                                );
-                            } else {
-                                $this->write(
-                                    $this->_right - 3 - $offset,
-                                    $labelPosition,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_RIGHT,
-                                    $font
-                                );
-                            }
-                        }
-                    } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y_SECONDARY) {
-                        if ($this->_transpose) {
-                            if ($labelInside) {
-                                $this->write(
-                                    $labelPosition,
-                                    $this->_bottom + 6 + $offset + $font['size'] * (substr_count($labelText, "\n") + 1),
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_BOTTOM | IMAGE_GRAPH_ALIGN_CENTER_X,
-                                    $font
-                                );
-                            } else {
-                                $this->write(
-                                    $labelPosition,
-                                    $this->_bottom - 3 - $offset,                                                                   
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_BOTTOM | IMAGE_GRAPH_ALIGN_CENTER_X,
-                                    $font
-                                );
-                            }
-                        }
-                        else {
-                            if ($labelInside) {
-                                $this->write(
-                                    $this->_left - 3 - $offset,
-                                    $labelPosition,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_RIGHT,
-                                    $font
-                                );
-                            } else {
-                                $this->write(
-                                    $this->_left + 3 + $offset,
-                                    $labelPosition,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_LEFT,
-                                    $font
-                                );
-                            }
-                        }
-                    } else {
-                        if ($this->_transpose) {
-                            if ($labelInside) {
-                                $this->write(
-                                    $this->_right + 3 + $offset,
-                                    $labelPosition,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_LEFT,
-                                    $font
-                                );
-                            } else {
-                                $this->write(
-                                    $this->_right - 3 - $offset,                                                                   
-                                    $labelPosition,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_RIGHT,
-                                    $font
-                                );
-                            }
-                        }
-                        else {
-                            if ($labelInside === true) {
-                                $this->write(
-                                    $labelPosition,
-                                    $this->_top - 3 - $offset,
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_X | IMAGE_GRAPH_ALIGN_BOTTOM,
-                                    $font
-                                );
-                            } else {                                
-                                $this->write(
-                                    $labelPosition,
-                                    $this->_top + 6 + $offset + $font['size'] * (substr_count($labelText, "\n") + 1),
-                                    $labelText,
-                                    IMAGE_GRAPH_ALIGN_CENTER_X | IMAGE_GRAPH_ALIGN_BOTTOM,
-                                    $font
-                                );
-                            }
-                        }
-                    }
-                }
-            }
-
-            $tickColor = false;
-            if (isset($this->_labelOptions[$level]['tick'])) {
-                if (isset($this->_labelOptions[$level]['tick']['start'])) {                
-                    $tickStart = $this->_labelOptions[$level]['tick']['start'];
-                } else {
-                    $tickStart = false;
-                }
-
-                if (isset($this->_labelOptions[$level]['tick']['end'])) {                
-                    $tickEnd = $this->_labelOptions[$level]['tick']['end'];
-                } else {
-                    $tickEnd = false;
-                }
-                                    
-                if ((isset($this->_labelOptions[$level]['tick']['color'])) && ($this->_labelOptions[$level]['tick']['color'] !== false)) {
-                    $tickColor = $this->_labelOptions[$level]['tick']['color'];
-                }
-            }
-            
-            if ($tickStart === false) {
-                $tickStart = -2;
-            }
-            
-            if ($tickEnd === false) {
-                $tickEnd = 2;
-            }
-
-            if ($tickColor !== false) {
-                $this->_canvas->setLineColor($tickColor);
-            }
-            else {
-                $this->_getLineStyle();
-            }
-            
-            if ($this->_type == IMAGE_GRAPH_AXIS_Y) {
-                if ($tickStart === 'auto') {
-                    $tickStart = -$offset;
-                }
-                if ($this->_transpose) {
-                    $this->_canvas->line(
-                        array(
-                            'x0' => $labelPosition,
-                            'y0' => $this->_top + $tickStart,
-                            'x1' => $labelPosition,
-                            'y1' => $this->_top + $tickEnd
-                        )
-                    );
-                }
-                else {
-                    $this->_canvas->line(
-                    	array(
-                        	'x0' => $this->_right + $tickStart,
-                        	'y0' => $labelPosition,
-                        	'x1' => $this->_right + $tickEnd,
-                        	'y1' => $labelPosition
-                        )
-                    );
-                }
-            } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y_SECONDARY) {
-                if ($tickStart === 'auto') {
-                    $tickStart = $offset;
-                }
-                if ($this->_transpose) {
-                    $this->_canvas->line(
-                        array(
-                            'x0' => $labelPosition,
-                            'y0' => $this->_bottom - $tickStart,
-                            'x1' => $labelPosition,
-                            'y1' => $this->_bottom - $tickEnd
-                        )
-                    );
-                }
-                else {
-                    $this->_canvas->line(
-                    	array(
-                        	'x0' => $this->_left - $tickStart,
-                        	'y0' => $labelPosition,
-                        	'x1' => $this->_left - $tickEnd,
-                        	'y1' => $labelPosition
-                        )
-                    );
-                }
-            } else {
-                if ($tickStart === 'auto') {
-                    $tickStart = $offset;
-                }
-                if ($this->_transpose) {
-                    $this->_canvas->line(
-                        array(
-                            'x0' => $this->_right + $tickStart,
-                            'y0' => $labelPosition,
-                            'x1' => $this->_right + $tickEnd,
-                            'y1' => $labelPosition
-                        )
-                    );
-                }
-                else {
-                    $this->_canvas->line(
-                    	array(
-                        	'x0' => $labelPosition,
-                        	'y0' => $this->_top - $tickStart,
-                        	'x1' => $labelPosition,
-                        	'y1' => $this->_top - $tickEnd
-                        )
-                    );
-                }
-            }
-        }
-    }
-
-    /**
-     * Draws axis lines.
-     *
-     * @access private
-     */
-    function _drawAxisLines()
-    {
-        if ($this->_type == IMAGE_GRAPH_AXIS_X) {
-            $this->_getLineStyle(); 
-            $this->_getFillStyle(); 
-            
-            if ($this->_transpose) {
-                $data = array(
-                        'x0' => $this->_right,
-                        'y0' => $this->_top,
-                        'x1' => $this->_right,
-                        'y1' => $this->_bottom
-                    );
-            } else {
-                $data = array(
-                        'x0' => $this->_left,
-                        'y0' => $this->_top,
-                        'x1' => $this->_right,
-                        'y1' => $this->_top
-                    );
-            }
-                
-            if ($this->_showArrow) {
-                if ($this->_getMaximum() <= 0) {
-                    $data['end0'] = 'arrow2';
-                    $data['size0'] = 7;
-                }
-                else {
-                    $data['end1'] = 'arrow2';
-                    $data['size1'] = 7;
-                }
-            } 
-            
-            $this->_canvas->line($data);
-
-            if ($this->_title) {
-                if (!$this->_transpose) {
-                    $y = $this->_bottom;
-                    $x = $this->_left + $this->width() / 2;
-                    $this->write($x, $y, $this->_title, IMAGE_GRAPH_ALIGN_CENTER_X + IMAGE_GRAPH_ALIGN_BOTTOM, $this->_getTitleFont());
-                }
-                else {
-                    $y = $this->_top + $this->height() / 2;
-                    $x = $this->_left;
-                    $this->write($x, $y, $this->_title, IMAGE_GRAPH_ALIGN_LEFT + IMAGE_GRAPH_ALIGN_CENTER_Y, $this->_getTitleFont());
-                }
-            }
-        } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y_SECONDARY) {
-            $this->_getLineStyle();
-            $this->_getFillStyle(); 
-            
-            if ($this->_transpose) {
-                $data = array(
-                        'x0' => $this->_left,
-                        'y0' => $this->_bottom,
-                        'x1' => $this->_right,
-                        'y1' => $this->_bottom
-                    );
-            } else {
-                $data = array(
-                        'x0' => $this->_left,
-                        'y0' => $this->_bottom,
-                        'x1' => $this->_left,
-                        'y1' => $this->_top
-                    );
-            }
-            if ($this->_showArrow) {
-                if ($this->_getMaximum() <= 0) {
-                    $data['end0'] = 'arrow2';
-                    $data['size0'] = 7;
-                }
-                else {
-                    $data['end1'] = 'arrow2';
-                    $data['size1'] = 7;
-                }
-            } 
-            $this->_canvas->line($data);
-
-            if ($this->_title) {
-                if ($this->_transpose) {
-                    $y = $this->_top;
-                    $x = $this->_left + $this->width() / 2;
-                    $this->write($x, $y, $this->_title, IMAGE_GRAPH_ALIGN_CENTER_X + IMAGE_GRAPH_ALIGN_TOP, $this->_getTitleFont());
-                }
-                else {
-                    $y = $this->_top + $this->height() / 2;
-                    $x = $this->_right;
-                    $this->write($x, $y, $this->_title, IMAGE_GRAPH_ALIGN_RIGHT + IMAGE_GRAPH_ALIGN_CENTER_Y, $this->_getTitleFont());
-                }
-            }
-        } else {
-            $this->_getLineStyle();
-            $this->_getFillStyle(); 
-                        
-            if ($this->_transpose) {
-                $data = array(
-                        'x0' => $this->_left,
-                        'y0' => $this->_top,
-                        'x1' => $this->_right,
-                        'y1' => $this->_top
-                    );
-            } else {
-                $data = array(
-                        'x0' => $this->_right,
-                        'y0' => $this->_bottom,
-                        'x1' => $this->_right,
-                        'y1' => $this->_top
-                    );
-            }
-            if ($this->_showArrow) {
-                if ($this->_getMaximum() <= 0) {
-                    $data['end0'] = 'arrow2';
-                    $data['size0'] = 7;
-                }
-                else {
-                    $data['end1'] = 'arrow2';
-                    $data['size1'] = 7;
-                }
-            } 
-            $this->_canvas->line($data);            
-
-            if ($this->_title) {
-                if ($this->_transpose) {
-                    $y = $this->_bottom;
-                    $x = $this->_left + $this->width() / 2;
-                    $this->write($x, $y, $this->_title, IMAGE_GRAPH_ALIGN_CENTER_X + IMAGE_GRAPH_ALIGN_BOTTOM, $this->_getTitleFont());
-                }
-                else {
-                    $y = $this->_top + $this->height() / 2;
-                    $x = $this->_left;
-                    $this->write($x, $y, $this->_title, IMAGE_GRAPH_ALIGN_LEFT + IMAGE_GRAPH_ALIGN_CENTER_Y, $this->_getTitleFont());
-                }
-            }
-        }
-    }
-
-    /**
-     * Causes the object to update all sub elements coordinates
-     *
-     * (Image_Graph_Common, does not itself have coordinates, this is basically
-     * an abstract method)
-     *
-     * @access private
-     */
-    function _updateCoords()
-    {
-        parent::_updateCoords();
-        $this->_calcDelta();
-    }
-    
-    /**
-     * Output the axis
-     *
-     * @return bool Was the output 'good' (true) or 'bad' (false).
-     * @access private
-     */
-    function _done()
-    {
-        $this->_canvas->startGroup(get_class($this));        
-
-        if (parent::_done() === false) {
-            return false;
-        }
-        
-        $this->_drawAxisLines();
-
-        $this->_canvas->startGroup(get_class($this) . '_ticks');        
-        ksort($this->_labelOptions);
-        foreach ($this->_labelOptions as $level => $labelOption) {
-            $value = false;
-            while (($value = $this->_getNextLabel($value, $level)) !== false) {
-                if ((((abs($value) > 0.0001) || ($this->_showLabelZero)) &&
-                    (($value > $this->_getMinimum()) || ($this->_showLabelMinimum)) &&
-                    (($value < $this->_getMaximum()) || ($this->_showLabelMaximum))) &&
-                    ($value >= $this->_getMinimum()) && ($value <= $this->_getMaximum())
-                ) {
-                    $this->_drawTick($value, $level);
-                }
-            }
-        }
-        $this->_canvas->endGroup();        
-
-        $tickStart = -3;
-        $tickEnd = 2;
-
-        foreach ($this->_marks as $mark) {
-            if (is_array($mark)) {
-                if ($this->_type == IMAGE_GRAPH_AXIS_X) {
-                    if ($this->_transpose) {
-                        $x0 = $this->_right + $tickStart;
-                        $y0 = $this->_point($mark[1]);
-                        $x1 = $this->_right + $tickEnd;
-                        $y1 = $this->_point($mark[0]);
-                    }
-                    else {
-                        $x0 = $this->_point($mark[0]);
-                        $y0 = $this->_top + $tickStart;
-                        $x1 = $this->_point($mark[1]);
-                        $y1 = $this->_top + $tickEnd;
-                    }
-                } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y) {
-                    if ($this->_transpose) {
-                        $x0 = $this->_point($mark[0]);
-                        $y0 = $this->_top + $tickStart;
-                        $x1 = $this->_point($mark[1]);
-                        $y1 = $this->_top + $tickEnd;
-                    }
-                    else {
-                        $x0 = $this->_right + $tickStart;
-                        $y0 = $this->_point($mark[1]);
-                        $x1 = $this->_right + $tickEnd;
-                        $y1 = $this->_point($mark[0]);
-                    }
-                } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y_SECONDARY) {
-                    if ($this->_transpose) {
-                        $x0 = $this->_point($mark[0]);
-                        $y0 = $this->_bottom + $tickStart;
-                        $x1 = $this->_point($mark[1]);
-                        $y1 = $this->_bottom + $tickEnd;
-                    }
-                    else {
-                        $x0 = $this->_left + $tickStart;
-                        $y0 = $this->_point($mark[1]);
-                        $x1 = $this->_left + $tickEnd;
-                        $y1 = $this->_point($mark[0]);
-                    }                        
-                }
-                $this->_getFillStyle();
-                $this->_getLineStyle();
-                $this->_canvas->rectangle(array('x0' => $x0, 'y0' => $y0, 'x1' => $x1, 'y1' => $y1));
-            } else {
-                if ($this->_type == IMAGE_GRAPH_AXIS_X) {
-                    if ($this->_transpose) {
-                        $x0 = $this->_right + 5;
-                        $y0 = $this->_point($mark);
-                        $x1 = $this->_right + 15;
-                        $y1 = $y0;
-                    }
-                    else {
-                        $x0 = $this->_point($mark);
-                        $y0 = $this->_top - 5;
-                        $x1 = $x0;
-                        $y1 = $this->_top - 15;
-                    }
-                } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y) {
-                    if ($this->_transpose) {
-                        $x0 = $this->_point($mark);
-                        $y0 = $this->_top - 5;
-                        $x1 = $x0;
-                        $y1 = $this->_top - 15;
-                    }
-                    else {
-                        $x0 = $this->_right + 5;
-                        $y0 = $this->_point($mark);
-                        $x1 = $this->_right + 15;
-                        $y1 = $y0;
-                    }
-                } elseif ($this->_type == IMAGE_GRAPH_AXIS_Y_SECONDARY) {
-                    if ($this->_transpose) {
-                        $x0 = $this->_point($mark);
-                        $y0 = $this->_bottom + 5;
-                        $x1 = $x0;
-                        $y1 = $this->_bottom + 15;
-                    }
-                    else {
-                        $x0 = $this->_left - 5;
-                        $y0 = $this->_point($mark);
-                        $x1 = $this->_left - 15;
-                        $y1 = $y0;
-                    }                        
-                }
-                $this->_getFillStyle();
-                $this->_getLineStyle();
-                $this->_canvas->line(
-                    array(
-                        'x0' => $x0,
-                        'y0' => $y0, 
-                        'x1' => $x1, 
-                        'y1' => $y1, 
-                        'end0' => 'arrow2',
-                        'size0' => 5                        
-                    )
-                );
-            }
-        }
-        $this->_canvas->endGroup();        
-
-        return true;
-    }
-
-}
-
-?>
\ No newline at end of file