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authorDaniel Stefan Haischt <dsh@pfsense.org>2006-07-27 01:32:35 +0000
committerDaniel Stefan Haischt <dsh@pfsense.org>2006-07-27 01:32:35 +0000
commit4427f59c63f88971deeaaa9809374df18d1eb288 (patch)
tree714b6c877eaa68ac244dae440254670363afc34a /packages/dspam/pear/Image/Graph/Plot/Odo.php
parent3c8397a8083a2d9e3838440e5b7f3d51705713ef (diff)
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- added missing PEAR Image dependency
Diffstat (limited to 'packages/dspam/pear/Image/Graph/Plot/Odo.php')
-rw-r--r--packages/dspam/pear/Image/Graph/Plot/Odo.php719
1 files changed, 719 insertions, 0 deletions
diff --git a/packages/dspam/pear/Image/Graph/Plot/Odo.php b/packages/dspam/pear/Image/Graph/Plot/Odo.php
new file mode 100644
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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 Plot
+ * @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/Plot.php
+ */
+require_once 'Image/Graph/Plot.php';
+
+/**
+ * Include file Image/Graph/Tool.php
+ */
+require_once 'Image/Graph/Tool.php';
+
+/**
+ * 2D Odochart.
+ *
+ * @category Images
+ * @package Image_Graph
+ * @subpackage Plot
+ * @author Maxime Delorme <mdelorme@tennaxia.com>
+ * @copyright Copyright (C) 2005 Maxime Delorme
+ * @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_Plot_Odo extends Image_Graph_Plot
+{
+ /**
+ * the percent of the radius of the chart that will be use as the width of the range
+ * @access private
+ * @var int
+ */
+ var $_radiusPercent = 50;
+
+ /**
+ * the minimun value of the chart or the start value
+ * @access private
+ * @var int
+ */
+ var $_value_min = 0;
+
+ /**
+ * the maximum value of the chart or the end value
+ * @access private
+ * @var int
+ */
+ var $_value_max = 100;
+
+ /**
+ * the start angle
+ * @access private
+ * @var int
+ */
+ var $_deg_offset = 135;
+
+ /**
+ * the angle of the chart , the length of the chart
+ * 180 min a half circle
+ * @access private
+ * @var int
+ */
+ var $_deg_width = 270;
+
+ /**
+ * the length of the big ticks
+ * the small ones will be half ot it, the values 160% of it
+ * 180 min a half circle
+ * @access private
+ * @var int
+ */
+ var $_tickLength = 14;
+
+ /**
+ * how many small ticks a big tick appears
+ * the small ticks appear every 6°
+ * so with the default value of 5, every 30° there is a value and a big tick
+ * 180 min a half circle
+ * @access private
+ * @var int
+ */
+ var $_axisTicks = 5;
+
+ /**
+ * Arrow marker
+ * @access private
+ * @var Image_Graph_Marker
+ */
+ var $_arrowMarker;
+
+ /**
+ * Range marker fill style
+ * @access private
+ * @var Image_Graph_Fill
+ */
+ var $_rangeFillStyle = null;
+
+ /**
+ * The width of the arrow
+ * @access private
+ * @var int
+ */
+ var $_arrowWidth = 5;
+
+ /**
+ * The length of the arrow
+ * @access private
+ * @var int
+ */
+ var $_arrowLength = 80;
+
+ /**
+ * The radius of the plot
+ * @access private
+ * @var int
+ */
+ var $_radius = false;
+
+ /**
+ * The total Y
+ * @access private
+ * @var int
+ */
+ var $_totalY = false;
+
+ /**
+ * Center X of odometer "circle"
+ * @access private
+ * @var int
+ */
+ var $_centerX = false;
+
+ /**
+ * Center y of odometer "circle"
+ * @access private
+ * @var int
+ */
+ var $_centerY = false;
+
+ /**
+ * Plot_Odo [Constructor]
+ *
+ * dataset with one data per arrow
+ * @param Image_Graph_Dataset $dataset The data set (value containter) to
+ * plot or an array of datasets
+ * {@link Image_Graph_Legend}
+ */
+ function Image_Graph_Plot_Odo(&$dataset)
+ {
+ parent::Image_Graph_Plot($dataset);
+
+ $keys = array_keys($this->_dataset);
+ foreach ($keys as $key) {
+ $dataset =& $this->_dataset[$key];
+ if (isset($min)) {
+ $min = min($dataset->minimumY(), $min);
+ }
+ else {
+ $min = $dataset->minimumY();
+ }
+ if (isset($max)) {
+ $max = max($dataset->maximumY(), $max);
+ }
+ else {
+ $max = $dataset->maximumY();
+ }
+ }
+ $this->_value_min = $min;
+ $this->_value_max = $max;
+ }
+
+ /**
+ * Set the center of the odometer
+ *
+ * @param int $centerX The center x point
+ * @param int $centerY The center y point
+ */
+ function setCenter($centerX, $centerY)
+ {
+ $this->_centerX = $centerX;
+ $this->_centerY = $centerY;
+ }
+
+ /**
+ * Convert a value to the angle position onto the odometer
+ *
+ * @access private
+ * @param int $value the value to convert
+ * @return int the angle'position onto the odometer
+ */
+ function _value2angle($value)
+ {
+ return $this->_deg_width * (($value - $this->_value_min) / $this->_totalY) + $this->_deg_offset;
+ }
+
+ /**
+ * set some internal var
+ *
+ * @access private
+ */
+ function _initialize()
+ {
+ $v1 = $this->_deg_offset;
+ $v2 = $this->_deg_offset + $this->_deg_width;
+
+ $dimensions = Image_Graph_Tool::calculateArcDimensionAndCenter($v1, $v2);
+
+ $radiusX = ($this->width() / 2) / $dimensions['rx'];
+ $radiusY = ($this->height() / 2) / $dimensions['ry'];
+
+ $this->_radius = min($radiusX, $radiusY);
+
+ if ($this->_marker) {
+ $this->_radius = $this->_radius * 0.85;
+ }
+
+ //the center of the plot
+ if ($this->_centerX === false) {
+ $this->_centerX = (int) (($this->_left + $this->_right) / 2) +
+ $this->_radius * ($dimensions['cx'] - 0.5);
+ }
+
+ if ($this->_centerY === false) {
+ $this->_centerY = (int) (($this->_top + $this->_bottom) / 2) +
+ $this->_radius * ($dimensions['cy'] - 0.5);
+ }
+
+ //the max range
+ $this->_totalY = abs($this->_value_max - $this->_value_min);
+ }
+
+ /**
+ * set min and max value of the range
+ *
+ * @access public
+ * @param integer $value_min the minimun value of the chart or the start value
+ * @param integer $value_max the maximum value of the chart or the end value
+ */
+ function setRange($value_min, $value_max)
+ {
+ $this->_value_min = $value_min;
+ $this->_value_max = $value_max;
+ }
+
+ /**
+ * Set start's angle and amplitude of the chart
+ *
+ * @access public
+ * @param integer $deg_offset the start angle
+ * @param integer $deg_width the angle of the chart (the length)
+ */
+ function setAngles($deg_offset, $deg_width)
+ {
+ $this->_deg_offset = min(360, abs($deg_offset));
+ $this->_deg_width = min(360, abs($deg_width));
+ }
+
+ /**
+ * set the width of the chart
+ *
+ * @access public
+ * @param string $radius_percent a value between 0 and 100
+ */
+ function setRadiusWidth($radius_percent)
+ {
+ $this->_radiusPercent = $radius_percent;
+ }
+
+ /**
+ * set the width and length of the arrow (in percent of the total plot "radius")
+ *
+ * @param int length The length in percent
+ * @param int width The width in percent
+ */
+ function setArrowSize($length, $width)
+ {
+ $this->_arrowWidth = max(0, min(100, $width));
+ $this->_arrowLength = max(0, min(100, $length));
+ }
+
+ /**
+ * Set the arrow marker
+ * @param Image_Graph_Marker $marker The marker to set for arrow marker
+ */
+ function setArrowMarker(&$marker)
+ {
+ $this->_arrowMarker =& $marker;
+ }
+
+
+ /**
+ * Output the plot
+ *
+ * @return bool Was the output 'good' (true) or 'bad' (false).
+ * @access private
+ */
+ function _done()
+ {
+ if (parent::_done() === false) {
+ return false;
+ }
+ $this->_initialize();
+ $this->_drawRange();
+ $this->_drawAxis();
+ $this->_drawArrow();
+ $this->_drawMarker();
+ return true;
+ }
+
+ /**
+ * set the length of the ticks
+ *
+ * @access public
+ * @param string $radius_percent a value between 0 and 100
+ */
+ function setTickLength($radius)
+ {
+ $this->_tickLength = $radius;
+ }
+
+ /**
+ * set the length of the ticks
+ *
+ * @access public
+ * @param string $radius_percent a value between 0 and 100
+ */
+ function setAxisTicks($int)
+ {
+ $this->_axisTicks = $int;
+ }
+
+ /**
+ * Draw the outline and the axis
+ *
+ * @access private
+ */
+ function _drawAxis()
+ {
+ //draw outline
+ $this->_getLineStyle();
+ $this->_canvas->pieslice(
+ array(
+ 'x' => $this->_centerX,
+ 'y' => $this->_centerY,
+ 'rx' => $this->_radius,
+ 'ry' => $this->_radius,
+ 'v1' => $this->_deg_offset,
+ 'v2' => $this->_deg_offset+$this->_deg_width,
+ 'srx' => $this->_radius * (1 - $this->_radiusPercent / 100),
+ 'sry' => $this->_radius * (1 - $this->_radiusPercent / 100)
+ )
+ );
+
+ //step for every 6°
+ $step = (int) ($this->_totalY / $this->_deg_width * 6);
+ $value = $this->_value_min;
+ $i = 0;
+ while ($value <= $this->_value_max) {
+ $angle = $this->_value2angle($value);
+
+ $cos = cos(deg2rad($angle));
+ $sin = sin(deg2rad($angle));
+ $point = array('Y' => $value);
+ $point['AX'] = $cos;
+ $point['AY'] = $sin;
+ $point['LENGTH'] = 1;
+ $x = $this->_centerX + $this->_radius * $cos;
+ $y = $this->_centerY + $this->_radius * $sin;
+ $deltaX = - $cos * $this->_tickLength ;
+ $deltaY = - $sin * $this->_tickLength ;
+ $this->_getLineStyle();
+ if(($i % $this->_axisTicks) == 0){
+ $this->_canvas->line(array('x0' => $x, 'y0' => $y, 'x1' => $x + $deltaX, 'y1' => $y + $deltaY));
+ if ($this->_arrowMarker) {
+ $this->_arrowMarker->_drawMarker($x + $deltaX * 1.6, $y + $deltaY *1.6, $point);
+ }
+ } else {
+ $this->_canvas->line(array('x0' => $x, 'y0' => $y, 'x1' => $x + $deltaX * 0.5, 'y1' => $y + $deltaY * 0.5));
+ }
+ $i++;
+ $value += $step;
+ }
+
+ }
+
+ /**
+ * Set the line style of the arrows
+ *
+ * @param Image_Graph_Line $lineStyle The line style of the Arrow
+ * @see Image_Graph_Line
+ * @access public
+ */
+ function setArrowLineStyle($lineStyle)
+ {
+ $this->_arrowLineStyle = &$lineStyle;
+ }
+
+ /**
+ * Set the fillstyle of the arrows
+ *
+ * @param Image_Graph_Fill $fillStyle The fill style of the arrows
+ * @see Image_Graph_Fill
+ * @access public
+ */
+ function setArrowFillStyle($fillStyle)
+ {
+ $this->_arrowFillStyle = &$fillStyle;
+ }
+
+ /**
+ * Draw the arrows
+ *
+ * @access private
+ */
+ function _drawArrow()
+ {
+ $keys = array_keys($this->_dataset);
+ foreach ($keys as $key) {
+ $dataset =& $this->_dataset[$key];
+ $dataset->_reset();
+ $this->setLineStyle($this->_arrowLineStyle);
+ $this->setFillStyle($this->_arrowFillStyle);
+ while ($point = $dataset->_next()) {
+ $ID = $point['ID'];
+ $this->_getFillStyle($ID);
+ $this->_getLineStyle($ID);
+ $deg = $this->_value2angle($point['Y']);
+ list($xr,$yr) = Image_Graph_Tool::rotate($this->_centerX + $this->_arrowLength * $this->_radius / 100, $this->_centerY, $this->_centerX, $this->_centerY, $deg);
+ $this->_canvas->addVertex(array('x' => $xr, 'y' => $yr));
+ list($xr,$yr) = Image_Graph_Tool::rotate($this->_centerX, $this->_centerY - $this->_arrowWidth * $this->_radius/100, $this->_centerX, $this->_centerY, $deg);
+ $this->_canvas->addVertex(array('x' => $xr, 'y' => $yr));
+ list($xr,$yr) = Image_Graph_Tool::rotate($this->_centerX - $this->_arrowWidth * $this->_radius / 100, $this->_centerY, $this->_centerX, $this->_centerY, $deg);
+ $this->_canvas->addVertex(array('x' => $xr, 'y' => $yr));
+ list($xr,$yr) = Image_Graph_Tool::rotate($this->_centerX,$this->_centerY + $this->_arrowWidth * $this->_radius / 100, $this->_centerX, $this->_centerY, $deg);
+ $this->_canvas->addVertex(array('x' => $xr, 'y' => $yr));
+ $this->_canvas->polygon(array('connect' => true));
+ }
+ }
+ }
+
+ /**
+ * Calculate marker point data
+ *
+ * @param array $point The point to calculate data for
+ * @param array $nextPoint The next point
+ * @param array $prevPoint The previous point
+ * @param array $totals The pre-calculated totals, if needed
+ * @return array An array containing marker point data
+ * @access private
+ */
+ function _getMarkerData($point, $nextPoint, $prevPoint, &$totals)
+ {
+ $point = parent::_getMarkerData($point, $nextPoint, $prevPoint, $totals);
+
+ $point['ANGLE'] = $this->_value2angle($point['Y']);
+
+ $point['ANG_X'] = cos(deg2rad($point['ANGLE']));
+ $point['ANG_Y'] = sin(deg2rad($point['ANGLE']));
+
+ $point['AX'] = -$point['ANG_X'];
+ $point['AY'] = -$point['ANG_Y'];
+
+ $point['LENGTH'] = 2.5; //$radius;
+
+ $point['MARKER_X'] = $totals['CENTER_X'] +
+ $totals['ODO_RADIUS'] * $point['ANG_X'];
+ $point['MARKER_Y'] = $totals['CENTER_Y'] +
+ $totals['ODO_RADIUS'] * $point['ANG_Y'];
+
+ return $point;
+ }
+
+ /**
+ * Draws markers of the arrows on the canvas
+ *
+ * @access private
+ */
+ function _drawMarker()
+ {
+
+ if ($this->_marker) {
+ $this->_marker->_radius += $this->_radius / 2;
+ $totals = $this->_getTotals();
+
+ $totals['CENTER_X'] = $this->_centerX;
+ $totals['CENTER_Y'] = $this->_centerY;
+
+
+ /* $keys = array_keys($this->_dataset);
+ foreach ($keys as $key) { */
+ $dataset =& $this->_dataset[0];
+
+ $totals['RADIUS0'] = false;
+ $totals['ODO_RADIUS'] = 1.1 * $this->_radius * $this->_arrowLength / 100;
+ $totals['ALL_SUM_Y'] = $this->_totalY;
+
+ $dataset->_reset();
+ while ($point = $dataset->_next()) {
+ if ((!is_object($this->_dataSelector)) ||
+ ($this->_dataSelector->select($point))
+ ) {
+ $point = $this->_getMarkerData(
+ $point,
+ false,
+ false,
+ $totals
+ );
+ if (is_array($point)) {
+ $this->_marker->_drawMarker(
+ $point['MARKER_X'],
+ $point['MARKER_Y'],
+ $point
+ );
+ }
+ }
+ }
+ /* }
+ unset($keys); */
+ }
+ }
+
+ /**
+ * Set range
+ *
+ * dataset with two data start and end value of the range
+ * @param Image_Graph_Dataset $dataset The data set (value containter) to
+ * plot or an array of datasets
+ *
+ */
+ function addRangeMarker($min, $max, $id = false)
+ {
+ $this->_range[] =
+ array(
+ 'min' => max($this->_value_min, min($min, $max)),
+ 'max' => min($this->_value_max, max($min, $max)),
+ 'id' => $id
+ );
+ }
+
+ /**
+ * Set the fillstyle of the ranges
+ *
+ * @param Image_Graph_Fill $fillStyle The fill style of the range
+ * @see Image_Graph_Fill
+ * @access public
+ */
+ function &setRangeMarkerFillStyle(&$rangeMarkerFillStyle)
+ {
+ $this->_rangeFillStyle = $rangeMarkerFillStyle;
+ }
+
+ /**
+ * Draw the ranges
+ *
+ * @access private
+ */
+ function _drawRange()
+ {
+ if($this->_range){
+ $radius0 = $this->_radius * (1 - $this->_radiusPercent/100);
+ foreach ($this->_range as $range) {
+ $angle1 = $this->_value2angle($range['min']);
+ $angle2 = $this->_value2angle($range['max']);
+
+ if (is_object($this->_rangeFillStyle)) {
+ $this->_canvas->setFill($this->_rangeFillStyle->_getFillStyle($range['id']));
+ } elseif ($this->_rangeFillStyle != null) {
+ $this->_canvas->setFill($this->_rangeFillStyle);
+ }
+ $this->_getLineStyle();
+ $this->_canvas->Pieslice(
+ array(
+ 'x' => $this->_centerX,
+ 'y' => $this->_centerY,
+ 'rx' => $this->_radius,
+ 'ry' => $this->_radius,
+ 'v1' => $angle1,
+ 'v2' => $angle2,
+ 'srx' => $radius0,
+ 'sry' => $radius0
+ )
+ );
+ }
+ }
+ }
+
+ /**
+ * Perform the actual drawing on the legend.
+ *
+ * @param int $x0 The top-left x-coordinate
+ * @param int $y0 The top-left y-coordinate
+ * @param int $x1 The bottom-right x-coordinate
+ * @param int $y1 The bottom-right y-coordinate
+ * @access private
+ */
+ function _drawLegendSample($x0, $y0, $x1, $y1)
+ {
+ $dx = abs($x1 - $x0) / 4;
+ $this->_canvas->addVertex(array('x' => $x0 + $dx , 'y' => $y1));
+ $this->_canvas->addVertex(array('x' => ($x0 + $x1) / 2, 'y' => $y0 ));
+ $this->_canvas->addVertex(array('x' => $x1 - $dx , 'y' => $y1));
+ $this->_canvas->polygon(array('connect' => true));
+ }
+
+ /**
+ * Draw a sample for use with legend
+ *
+ * @param array $param The parameters for the legend
+ * @access private
+ */
+ function _legendSample(&$param)
+ {
+ if (is_array($this->_dataset)) {
+
+ $this->_canvas->startGroup(get_class($this) . '_' . $this->_title);
+ $this->_clip(true);
+
+ $totals = $this->_getTotals();
+ $totals['CENTER_X'] = (int) (($this->_left + $this->_right) / 2);
+ $totals['CENTER_Y'] = (int) (($this->_top + $this->_bottom) / 2);
+ $totals['RADIUS'] = min($this->height(), $this->width()) * 0.75 * 0.5;
+ $totals['CURRENT_Y'] = 0;
+
+ if (is_a($this->_fillStyle, "Image_Graph_Fill")) {
+ $this->_fillStyle->_reset();
+ }
+
+ $count = 0;
+ $keys = array_keys($this->_dataset);
+ foreach ($keys as $key) {
+ $dataset =& $this->_dataset[$key];
+ $count++;
+
+ $dataset->_reset();
+ while ($point = $dataset->_next()) {
+ $caption = $point['X'];
+
+ $this->_canvas->setFont($param['font']);
+ $width = 20 + $param['width'] + $this->_canvas->textWidth($caption);
+ $param['maxwidth'] = max($param['maxwidth'], $width);
+ $x2 = $param['x'] + $width;
+ $y2 = $param['y'] + $param['height'] + 5;
+
+ if ((($param['align'] & IMAGE_GRAPH_ALIGN_VERTICAL) != 0) && ($y2 > $param['bottom'])) {
+ $param['y'] = $param['top'];
+ $param['x'] = $x2;
+ $y2 = $param['y'] + $param['height'];
+ } elseif ((($param['align'] & IMAGE_GRAPH_ALIGN_VERTICAL) == 0) && ($x2 > $param['right'])) {
+ $param['x'] = $param['left'];
+ $param['y'] = $y2;
+ $x2 = $param['x'] + 20 + $param['width'] + $this->_canvas->textWidth($caption);
+ }
+
+ $x = $x0 = $param['x'];
+ $y = $param['y'];
+ $y0 = $param['y'] - $param['height'] / 2;
+ $x1 = $param['x'] + $param['width'];
+ $y1 = $param['y'] + $param['height'] / 2;
+
+ if (!isset($param['simulate'])) {
+ $this->_getFillStyle($point['ID']);
+ $this->_getLineStyle($point['ID']);
+ $this->_drawLegendSample($x0, $y0, $x1, $y1);
+
+ if (($this->_marker) && ($dataset) && ($param['show_marker'])) {
+ $prevPoint = $dataset->_nearby(-2);
+ $nextPoint = $dataset->_nearby();
+
+ $p = $this->_getMarkerData($point, $nextPoint, $prevPoint, $totals);
+ if (is_array($point)) {
+ $p['MARKER_X'] = $x+$param['width'] / 2;
+ $p['MARKER_Y'] = $y;
+ unset ($p['AVERAGE_Y']);
+ $this->_marker->_drawMarker($p['MARKER_X'], $p['MARKER_Y'], $p);
+ }
+ }
+ $this->write($x + $param['width'] + 10, $y, $caption, IMAGE_GRAPH_ALIGN_CENTER_Y | IMAGE_GRAPH_ALIGN_LEFT, $param['font']);
+ }
+
+ if (($param['align'] & IMAGE_GRAPH_ALIGN_VERTICAL) != 0) {
+ $param['y'] = $y2;
+ } else {
+ $param['x'] = $x2;
+ }
+ }
+ }
+ unset($keys);
+ $this->_clip(false);
+ $this->_canvas->endGroup();
+ }
+ }
+}
+?> \ No newline at end of file