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imported ceb's changes til 2003/10/01 (reverted the german lang-file to iso8859-1)

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Ralf Becker 2003-10-02 11:16:50 +00:00
parent a73b7af58b
commit 44eaf69f8f
2 changed files with 648 additions and 0 deletions
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349
phpgwapi/inc/class.gdgraph.inc.php Normal file
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<?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);
// Draw the captions
$this->img->SetFont(2);
$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(1);
$linespace = ($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 y axis text
$linespace = ($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);
$this->img->MoveTo($this->margin_left - 6, $y);
$this->img->DrawText(array('text' => $this->data[$i]['title'],'justification' => 'right','margin_left' => $this->margin_left));
$space++;
}
// 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;
}
$this->img->Line($x1,$y1,$x2,$y2);
$color_index++;
$i++;
}
$this->img->ToBrowser();
$this->img->Done();
}
function Open()
{
print('<script language="JavaScript">');
print('window.open(\'main.php3?menuAction=boGraph.Show&');
if (ereg('MSIE', $GLOBALS['HTTP_USER_AGENT']))
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;
}
}
?>

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phpgwapi/inc/class.gdimage.inc.php Normal file
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<?php
/*******************************************************************\
* phpGroupWare - GD Image *
* http://www.phpgroupware.org *
* *
* Written by by Bettina Gille [ceb@phpgroupware.org] *
* *
* Creates images using GD graphics library *
* Copyright (C) 2003 Free Software Foundation, Inc *
* ----------------------------------------------------------------- *
* This class based on htmlGD.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 gdimage
{
var $filename;
var $type;
var $cur_x;
var $cur_y;
var $width;
var $height;
var $hImage;
var $colormap;
var $hColor;
var $font;
function gdimage()
{
$this->gd = $this->check_gd();
if ($this->gd == 0)
{
echo 'Your PHP installation does not seem to have the required GD library.
Please see the PHP documentation on how to install and enable the GD library.';
exit;
}
$this->cur_x = 0;
$this->cur_y = 0;
$this->width = 0;
$this->height = 0;
$this->hImage = 0;
$this->colormap = array();
$this->hColor = 0;
$this->font = 0;
$this->type = 'png';
$this->temp_file = PHPGW_SERVER_ROOT . SEP . 'phpgwapi' . SEP . 'images' . SEP . 'draw_tmp.png';
}
function check_gd()
{
ob_start();
phpinfo(8); // Just get the modules loaded
$a = ob_get_contents();
ob_end_clean();
if(preg_match('/.*GD Version.*(1[0-9|\.]+).*/',$a,$m))
{
$r=1; //$v=$m[1];
}
elseif(preg_match('/.*GD Version.*(2[0-9|\.]+).*/',$a,$m))
{
$r=2; //$v=$m[1];
}
else
{
$r=0; //$v=$m[1];
}
return $r;
}
function Init()
{
$this->hImage = ImageCreate($this->width, $this->height) or die;
return True;
}
function Done()
{
ImageDestroy($this->hImage);
}
function MoveTo($x, $y)
{
if ($x >= 0 && $x <= $this->width && $y >= 0 && $y <= $this->height)
{
$this->cur_x = $x;
$this->cur_y = $y;
return true;
}
return false;
}
function LineTo($x, $y, $linestyle = 'solid')
{
if ($x >= 0 && $x <= $this->width && $y >= 0 && $y <= $this->height)
{
if ($linestyle == 'dashed')
ImageDashedLine($this->hImage, $this->cur_x, $this->cur_y, $x, $y, $this->hColor);
else
ImageLine($this->hImage, $this->cur_x, $this->cur_y, $x, $y, $this->hColor);
$this->cur_x = $x;
$this->cur_y = $y;
return true;
}
return false;
}
function Line($x1, $y1, $x2, $y2, $linestyle = 'solid')
{
if ($x1 >= 0 && $x1 <= $this->width && $y1 >= 0 && $y1 <= $this->height && $x2 >= 0 && $x2 <= $this->width && $y2 >= 0 && $y2 <= $this->height)
{
if ($linestyle == 'solid')
ImageLine($this->hImage, $x1, $y1, $x2, $y2, $this->hColor);
else
ImageDashedLine($this->hImage, $x1, $y1, $x2, $y2, $this->hColor);
$this->cur_x = $x2;
$this->cur_y = $y2;
return true;
}
return false;
}
function SetColor($r, $g, $b)
{
$key = "$r,$g,$b";
if (!IsSet($this->colormap[$key]))
{
$this->hColor = ImageColorAllocate($this->hImage, $r, $g, $b);
$this->colormap[$key] = $this->hColor;
}
else
{
$this->hColor = $this->colormap[$key];
}
return true;
}
function SetColorByName($name)
{
$r = 0;
$g = 0;
$b = 0;
switch ($name)
{
case 'red':
$r = 180;
break;
case 'green':
$g = 180;
break;
case 'blue':
$b = 180;
break;
case 'bright red':
$r = 255;
break;
case 'bright green':
$g = 255;
break;
case 'bright blue':
$b = 255;
break;
case 'dark red':
$r = 80;
break;
case 'dark green':
$g = 80;
break;
case 'dark blue':
$b = 80;
break;
case 'yellow':
$r = 255;
$g = 215;
break;
}
return $this->SetColor($r, $g, $b);
}
function SetFont($font)
{
if ($font < 1 || $font > 5)
return false;
$this->font = $font;
return true;
}
function GetFontHeight()
{
return ImageFontHeight($this->font);
}
function GetFontWidth()
{
return ImageFontWidth($this->font);
}
function DrawText($params)
{
$text = $params['text'];
$direction = (isset($params['direction'])?$params['direction']:'');
$justification = (isset($params['justification'])?$params['justification']:'center');
$margin_left = (isset($params['margin_left'])?$params['margin_left']:'');
$textwidth = ImageFontWidth($this->font) * strlen($text);
/*if (isset($margin_left) && $textwidth >= $margin_left)
{
$text = strlen($text) - 1 . '.';
}*/
if ($justification == 'center')
{
if ($direction == 'up')
{
$this->cur_y += $textwidth / 2;
if ($this->cur_y > $this->height)
$this->cur_y = $this->height;
}
else
{
$this->cur_x -= $textwidth / 2;
if ($this->cur_x < 0)
$this->cur_x = 0;
}
}
else if ($justification == 'right')
{
if ($direction == 'up')
{
$this->cur_y += $textwidth;
if ($this->cur_y > $this->height)
$this->cur_y = $this->height;
}
else
{
$this->cur_x -= $textwidth;
if ($this->cur_x < 0)
$this->cur_x = 0;
}
}
if ($direction == 'up')
ImageStringUp($this->hImage, $this->font, $this->cur_x, $this->cur_y, $text, $this->hColor);
else
ImageString($this->hImage, $this->font, $this->cur_x, $this->cur_y, $text, $this->hColor);
return true;
}
function ToBrowser()
{
//header('Content-type: image/' . $this->type);
switch ($this->type)
{
case 'png':
ImagePNG($this->hImage,$this->temp_file);
break;
case 'gif':
ImageGIF($this->hImage);
break;
case 'jpeg':
ImageJPEG($this->hImage);
break;
}
}
}
?>