forked from extern/egroupware
365 lines
13 KiB
PHP
365 lines
13 KiB
PHP
<?php
|
|
/*******************************************************************\
|
|
* phpGroupWare - GD Graph *
|
|
* http://www.phpgroupware.org *
|
|
* This program is part of the GNU project, see http://www.gnu.org/ *
|
|
* *
|
|
* Written by Bettina Gille [ceb@phpgroupware.org] *
|
|
* *
|
|
* Creates graphical statistics using GD graphics library *
|
|
* Copyright (C) 2003 Free Software Foundation, Inc *
|
|
* ----------------------------------------------------------------- *
|
|
* This class based on boGraph.php3 *
|
|
* Double Choco Latte - Source Configuration Management System *
|
|
* Copyright (C) 1999 Michael L. Dean & Tim R. Norman *
|
|
* ----------------------------------------------------------------- *
|
|
* This library is part of the phpGroupWare API *
|
|
* ----------------------------------------------------------------- *
|
|
* This library is free software; you can redistribute it and/or *
|
|
* modify it under the terms of the GNU General Public License as *
|
|
* published by the Free Software Foundation; either version 2 of *
|
|
* the License, or (at your option) any later version. *
|
|
* *
|
|
* This program 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 *
|
|
* General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU General Public License *
|
|
* along with this program; if not, write to the Free Software *
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
|
|
\*******************************************************************/
|
|
/* $Id$ */
|
|
|
|
class gdgraph
|
|
{
|
|
var $debug;
|
|
var $title;
|
|
var $caption_x;
|
|
var $caption_y;
|
|
var $lines_x;
|
|
var $lines_y;
|
|
var $line_captions_x;
|
|
var $data;
|
|
var $colors;
|
|
var $color_legend;
|
|
var $graph_width;
|
|
var $graph_height;
|
|
var $margin_top;
|
|
var $margin_left;
|
|
var $margin_bottom;
|
|
var $margin_right;
|
|
var $img;
|
|
|
|
function gdgraph($debug = False)
|
|
{
|
|
$this->debug = $debug;
|
|
|
|
$this->title = 'Gantt Chart';
|
|
|
|
$this->caption_x = 'x';
|
|
$this->caption_y = 'y';
|
|
|
|
$this->num_lines_x = 30;
|
|
$this->num_lines_y = 10;
|
|
|
|
$this->line_captions_x = array();
|
|
$this->line_captions_y = array();
|
|
|
|
$this->data = array();
|
|
|
|
$this->colors = array('red','green','blue','bright red','bright green','bright blue','dark red','dark green','dark blue');
|
|
$this->color_legend = array();
|
|
$this->color_extra = 'yellow';
|
|
|
|
$this->graph_width = 800;
|
|
$this->graph_height = 400;
|
|
|
|
$this->margin_top = 20;
|
|
$this->margin_left = 80;
|
|
$this->margin_bottom = 40;
|
|
$this->margin_right = 20;
|
|
|
|
$this->img = CreateObject('phpgwapi.gdimage');
|
|
$this->temp_file = $this->img->temp_file;
|
|
}
|
|
|
|
function rRender()
|
|
{
|
|
// Initialize image - map white since it's our background
|
|
$this->img->width = $this->graph_width;
|
|
$this->img->height = $this->graph_height;
|
|
$this->img->Init();
|
|
$this->img->SetColor(255, 255, 0);
|
|
$this->img->ToBrowser();
|
|
$this->img->Done();
|
|
}
|
|
|
|
function Render()
|
|
{
|
|
// Initialize image - map white since it's our background
|
|
$this->img->width = $this->graph_width;
|
|
$this->img->height = $this->graph_height;
|
|
$this->img->Init();
|
|
$this->img->SetColor(255, 255, 255, True);
|
|
|
|
// Draw the captions
|
|
$this->img->SetFont(3);
|
|
$this->img->SetColor(0, 0, 0);
|
|
$this->img->MoveTo($this->graph_width / 2, 2);
|
|
$this->img->DrawText(array('text' => $this->title));
|
|
//$this->img->MoveTo(2, $this->graph_height / 2);
|
|
//$this->img->DrawText($this->caption_y, 'up', 'center');
|
|
//$this->img->MoveTo($this->graph_width / 2, $this->graph_height - $this->img->GetFontHeight() - 2);
|
|
//$this->img->DrawText($this->caption_x, '', 'center');
|
|
|
|
// Draw the two axis
|
|
$this->img->Line($this->margin_left, $this->margin_top, $this->margin_left, $this->graph_height - $this->margin_bottom + 4);
|
|
$this->img->Line($this->margin_left - 4, $this->graph_height - $this->margin_bottom, $this->graph_width - $this->margin_right, $this->graph_height - $this->margin_bottom);
|
|
|
|
// Draw dashed lines for x axis
|
|
$linespace = ($this->graph_width - $this->margin_left - $this->margin_right) / ($this->num_lines_x - 1);
|
|
for ($i = 1; $i < $this->num_lines_x; $i++)
|
|
{
|
|
$x = $i * $linespace + $this->margin_left;
|
|
$this->img->SetColor(0, 0, 0);
|
|
$this->img->Line($x, $this->graph_height - $this->margin_bottom - 4, $x, $this->graph_height - $this->margin_bottom + 4);
|
|
$this->img->SetColor(200, 200, 200);
|
|
$this->img->Line($x, $this->margin_top, $x, $this->graph_height - $this->margin_bottom - 4, 'dashed');
|
|
}
|
|
|
|
// Draw dashed lines for y axis
|
|
$linespace = ($this->graph_height - $this->margin_top - $this->margin_bottom) / ($this->num_lines_y - 1);
|
|
for ($i = 1; $i < $this->num_lines_y; $i++)
|
|
{
|
|
$y = $this->graph_height - $this->margin_bottom - ($i * $linespace);
|
|
$this->img->SetColor(0, 0, 0);
|
|
$this->img->Line($this->margin_left - 4, $y, $this->margin_left + 4, $y);
|
|
$this->img->SetColor(200, 200, 200);
|
|
$this->img->Line($this->margin_left + 4, $y, $this->graph_width - $this->margin_right, $y, 'dashed');
|
|
}
|
|
|
|
/* Find the largest numeric value in data (an array of arrays representing data)
|
|
$largest = 0;
|
|
reset($this->data);
|
|
while (list($junk, $line) = each($this->data))
|
|
{
|
|
reset($line);
|
|
while (list($junk2, $value) = each($line))
|
|
{
|
|
if ($value > $largest)
|
|
{
|
|
$largest = $value;
|
|
}
|
|
}
|
|
}
|
|
|
|
while ($largest < ($this->num_lines_y - 1))
|
|
{
|
|
$largest = ($this->num_lines_y - 1);
|
|
}
|
|
|
|
$spread = ceil($largest / ($this->num_lines_y - 1));
|
|
$largest = $spread * ($this->num_lines_y - 1);*/
|
|
|
|
$largest = $this->num_lines_x;
|
|
|
|
// Draw the x axis text
|
|
$this->img->SetColor(0, 0, 0);
|
|
$this->img->SetFont(2);
|
|
$linespace = ($this->graph_width - $this->margin_left - $this->margin_right) / ($this->num_lines_x - 1);
|
|
reset($this->line_captions_x);
|
|
$i = 0;
|
|
while (list(,$text) = each($this->line_captions_x))
|
|
{
|
|
$this->img->MoveTo($i * $linespace + $this->margin_left, $this->graph_height - $this->margin_bottom + 8);
|
|
$this->img->DrawText(array('text' => $text['date_formatted']));
|
|
$i++;
|
|
}
|
|
|
|
// Draw the lines for the data
|
|
|
|
$this->img->SetColor(255, 0, 0);
|
|
reset($this->data);
|
|
|
|
if($this->debug)
|
|
{
|
|
_debug_array($this->data);
|
|
}
|
|
|
|
$i = 1;
|
|
while (is_array($this->data) && list(,$line) = each($this->data))
|
|
{
|
|
if($line['extracolor'])
|
|
{
|
|
$this->img->SetColorByName($line['extracolor']);
|
|
}
|
|
else
|
|
{
|
|
$this->img->SetColorByName($this->colors[$line['color']]);
|
|
}
|
|
|
|
$x1 = $x2 = $y1 = $y2 = 0;
|
|
|
|
$linespace = ($this->graph_height - $this->margin_top - $this->margin_bottom) / ($this->num_lines_y - 1);
|
|
$y1 = $y2 = $this->graph_height - $this->margin_bottom - ($i * $linespace);
|
|
|
|
$linespace = ($this->graph_width - $this->margin_left - $this->margin_right) / ($this->num_lines_x - 1);
|
|
|
|
if ($line['sdate'] <= $this->line_captions_x[0]['date'] && $line['edate'] > $this->line_captions_x[0]['date'])
|
|
{
|
|
if($this->debug)
|
|
{
|
|
echo 'PRO sdate <= x sdate | PRO edate > x sdate<br>';
|
|
}
|
|
$x1 = $this->margin_left;
|
|
}
|
|
elseif($line['sdate'] >= $this->line_captions_x[0]['date'] && $line['edate'] <= $this->line_captions_x[$largest]['date'])
|
|
{
|
|
if($this->debug)
|
|
{
|
|
echo 'PRO sdate >= date! pro_sdate = ' . $line['sdate'] . ', pro_edate = ' . $line['edate'] . '<br>';
|
|
echo 'PRO sdate >= date! pro_sdate_formatted = ' . $GLOBALS['phpgw']->common->show_date($line['sdate'],$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']) . ', pro_edate_formatted = ' . $GLOBALS['phpgw']->common->show_date($line['edate'],$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']) . '<br>';
|
|
echo 'x sdate: ' . $this->line_captions_x[0]['date'] . ', x edate: ' . $this->line_captions_x[$largest]['date'] . '<br><br>';
|
|
}
|
|
|
|
for($y=0;$y<$largest;$y++)
|
|
{
|
|
if($line['sdate'] == $this->line_captions_x[$y]['date'])
|
|
{
|
|
$x1 = $y * $linespace + $this->margin_left;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$x1 = $largest * $linespace + $this->margin_left;
|
|
}
|
|
|
|
if ($line['edate'] >= $this->line_captions_x[$largest]['date'])
|
|
{
|
|
if($this->debug)
|
|
{
|
|
echo 'PRO edate >= x edate! pro_edate = ' . $line['edate'] . '<br>';
|
|
echo 'PRO edate >= x edate! pro_edate_formatted = ' . $GLOBALS['phpgw']->common->show_date($line['edate'],$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']) . '<br>';
|
|
echo 'x edate: ' . $this->line_captions_x[$largest]['date'] . '<br>';
|
|
}
|
|
|
|
$x2 = $this->graph_width - $this->margin_right;
|
|
}
|
|
elseif($line['edate'] <= $this->line_captions_x[$largest]['date'] && $line['edate'] >= $this->line_captions_x[0]['date'])
|
|
{
|
|
for($y=0;$y<$largest;$y++)
|
|
{
|
|
if($line['edate'] == $this->line_captions_x[$y]['date'])
|
|
{
|
|
$x2 = $y * $linespace + $this->margin_left;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$x2 = $largest * $linespace + $this->margin_left;
|
|
}
|
|
|
|
for ($w = -3; $w < 4; $w++)
|
|
{
|
|
$this->img->Line(1+$x1,$y1+$w,$x2,$y2+$w);
|
|
}
|
|
$color_index++;
|
|
$i++;
|
|
}
|
|
// Draw the y axis text
|
|
$this->img->SetColor(0, 0, 0);
|
|
$this->img->SetFont(2);
|
|
$linespace = ($this->graph_height - $this->margin_top - $this->margin_bottom) / ($this->num_lines_y - 1);
|
|
$space = 1;
|
|
for ($i = 0;$i<count($this->data);$i++)
|
|
{
|
|
$y = $this->graph_height - $this->margin_bottom - ($space * $linespace) - 7;
|
|
$this->img->MoveTo($this->margin_left - 6, $y);
|
|
$this->img->DrawText(array('text' => $this->data[$i]['title'],'justification' => 'right','margin_left' => $this->margin_left));
|
|
$space++;
|
|
}
|
|
|
|
$this->img->ToBrowser();
|
|
$this->img->Done();
|
|
}
|
|
|
|
function Open()
|
|
{
|
|
print('<script language="JavaScript">');
|
|
print('window.open(\'main.php3?menuAction=boGraph.Show&');
|
|
if(strstr($GLOBALS['HTTP_USER_AGENT'],'MSIE'))
|
|
{
|
|
print('DCLINFO=' . $GLOBALS['DCLINFO'] . '&');
|
|
}
|
|
print($this->ToURL() . '\', \'graph\', \'width=' . ($this->graph_width + 20) . ',height=' . ($this->graph_height + 20) . ',resizable=yes,scrollbars=yes\');');
|
|
print('</script>');
|
|
}
|
|
|
|
function Show()
|
|
{
|
|
$this->FromURL();
|
|
$this->Render();
|
|
}
|
|
|
|
function FromURL()
|
|
{
|
|
$this->title = $GLOBALS['title'];
|
|
$this->caption_x = $GLOBALS['caption_x'];
|
|
$this->caption_y = $GLOBALS['caption_y'];
|
|
$this->num_lines_x = $GLOBALS['num_lines_x'];
|
|
$this->num_lines_y = $GLOBALS['num_lines_y'];
|
|
$this->line_captions_x = explode(',', $GLOBALS['line_captions_x']);
|
|
|
|
$dataURL = explode('~', $GLOBALS['data']);
|
|
$this->data = array();
|
|
while (list($junk, $line) = each($dataURL))
|
|
{
|
|
$this->data[] = explode(',', $line);
|
|
}
|
|
|
|
$this->colors = explode(',', $GLOBALS['colors']);
|
|
$this->color_legend = explode(',', $GLOBALS['color_legend']);
|
|
$this->graph_width = $GLOBALS['graph_width'];
|
|
$this->graph_height = $GLOBALS['graph_height'];
|
|
$this->margin_top = $GLOBALS['margin_top'];
|
|
$this->margin_left = $GLOBALS['margin_left'];
|
|
$this->margin_bottom = $GLOBALS['margin_bottom'];
|
|
$this->margin_right = $GLOBALS['margin_right'];
|
|
}
|
|
|
|
function ToURL()
|
|
{
|
|
$url = 'title=' . rawurlencode($this->title) . '&';
|
|
$url .= 'caption_x=' . rawurlencode($this->caption_x) . '&';
|
|
$url .= 'caption_y=' . rawurlencode($this->caption_y) . '&';
|
|
$url .= 'num_lines_x=' . $this->num_lines_x . '&';
|
|
$url .= 'num_lines_y=' . $this->num_lines_y . '&';
|
|
$url .= 'line_captions_x=' . rawurlencode(implode(',', $this->line_captions_x)) . '&';
|
|
reset($this->data);
|
|
$dataURL = '';
|
|
while(list($junk, $line) = each($this->data))
|
|
{
|
|
if ($dataURL != '')
|
|
{
|
|
$dataURL .= '~';
|
|
}
|
|
$dataURL .= implode(',', $line);
|
|
}
|
|
$url .= 'data=' . $dataURL . '&';
|
|
$url .= 'colors=' . implode(',', $this->colors) . '&';
|
|
$url .= 'color_legend=' . rawurlencode(implode(',', $this->color_legend)) . '&';
|
|
$url .= 'graph_width=' . $this->graph_width . '&';
|
|
$url .= 'graph_height=' . $this->graph_height . '&';
|
|
$url .= 'margin_top=' . $this->margin_top . '&';
|
|
$url .= 'margin_left=' . $this->margin_left . '&';
|
|
$url .= 'margin_bottom=' . $this->margin_bottom . '&';
|
|
$url .= 'margin_right=' . $this->margin_right;
|
|
|
|
return $url;
|
|
}
|
|
}
|
|
?>
|