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https://github.com/Dolibarr/dolibarr.git
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465 lines
10 KiB
PHP
465 lines
10 KiB
PHP
<?php
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/* Copyright (c) 2003 Rodolphe Quiedeville <rodolphe@quiedeville.org>
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* Copyright (c) 2004-2006 Laurent Destailleur <eldy@users.sourceforge.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Id$
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* $Source$
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*/
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/**
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\file htdocs/dolgraph.class.php
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\brief Fichier de la classe mère de gestion des graph phplot
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\version $Revision$
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\remarks Usage:
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$graph_data = array(array('labelA',yA),array('labelB',yB));
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array(array('labelA',yA1,...,yAn),array('labelB',yB1,...yBn));
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$px = new DolGraph();
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$px->SetData($graph_data);
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$px->SetMaxValue($px->GetCeilMaxValue());
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$px->SetMinValue($px->GetFloorMinValue());
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$px->SetTitle("title");
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$px->SetLegend(array("Val1","Val2"));
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$px->SetWidth(width);
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$px->SetHeight(height);
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$px->draw("file.png");
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*/
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/**
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\class Graph
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\brief Classe mère permettant la gestion des graph
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*/
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class DolGraph
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{
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var $type='bars'; // Type de graph
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var $data; // Tableau de donnees
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var $width=380;
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var $height=200;
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var $MaxValue=0;
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var $MinValue=0;
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var $SetShading=0;
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var $PrecisionY=-1;
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var $SetHorizTickIncrement=-1;
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var $SetNumXTicks=-1;
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var $graph; // Objet PHPlot
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var $error;
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function DolGraph()
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{
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global $conf;
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global $theme_bordercolor, $theme_datacolor, $theme_bgcolor, $theme_bgcoloronglet;
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// Test si module GD présent
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$modules_list = get_loaded_extensions();
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$isgdinstalled=0;
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foreach ($modules_list as $module)
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{
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if ($module == 'gd') { $isgdinstalled=1; }
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}
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if (! $isgdinstalled) {
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$this->error="Erreur: Le module GD pour php ne semble pas disponible. Il est requis pour générer les graphiques.";
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return -1;
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}
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// Vérifie que chemin vers PHPLOT_PATH est connu et definie $graphpath
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$graphpathdir=DOL_DOCUMENT_ROOT."/includes/phplot";
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if (defined('PHPLOT_PATH')) $graphpathdir=PHPLOT_PATH;
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if ($conf->global->PHPLOT_PATH) $graphpathdir=$conf->global->PHPLOT_PATH;
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if (! eregi('[\\\/]$',$graphpathdir)) $graphpathdir.='/';
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include_once($graphpathdir.'phplot.php');
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// Défini propriétés de l'objet graphe
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$this->bordercolor = array(235,235,224);
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$this->datacolor = array(array(120,130,150), array(160,160,180), array(190,190,220));
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$this->bgcolor = array(235,235,224);
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$color_file = DOL_DOCUMENT_ROOT."/theme/".$conf->theme."/graph-color.php";
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if (is_readable($color_file))
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{
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include_once($color_file);
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if (isset($theme_bordercolor)) $this->bordercolor = $theme_bordercolor;
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if (isset($theme_datacolor)) $this->datacolor = $theme_datacolor;
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if (isset($theme_bgcolor)) $this->bgcolor = $theme_bgcolor;
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}
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//print 'bgcolor: '.join(',',$this->bgcolor).'<br>';
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return 1;
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}
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function isGraphKo()
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{
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return $this->error;
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}
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/**
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* \brief Génère le fichier graphique sur le disque
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* \param file Nom du fichier image
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*/
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function draw($file)
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{
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// Prepare parametres
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$this->prepare($file);
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// Génère le fichier $file
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$this->graph->DrawGraph();
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}
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/**
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* \brief Prépare l'objet PHPlot
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* \param file Nom du fichier image à générer
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*/
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function prepare($file)
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{
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// Define the object
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$this->graph = new PHPlot($this->width, $this->height);
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$phplotversion=4;
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if (defined('TOTY')) $phplotversion=5;
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$this->graph->SetIsInline(1);
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$this->graph->SetPlotType($this->type);
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$this->graph->SetDataValues($this->data);
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// Precision axe y (pas de decimal si 3 chiffres ou plus)
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if ($this->PrecisionY > -1)
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{
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$this->graph->SetPrecisionY($this->PrecisionY);
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if ($this->PrecisionY == 0) // Si precision de 0
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{
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// Determine un nombre de ticks qui permet decoupage qui tombe juste
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$maxval=$this->getMaxValue();
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$minval=$this->getMinValue();
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if ($maxval * $minval >= 0) // Si du meme signe
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{
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$plage=$maxval;
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}
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else
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{
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$plage=$maxval-$minval;
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}
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if (abs($plage) <= 2)
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{
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$this->SetMaxValue(2);
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$maxticks=2;
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}
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else
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{
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$maxticks=10;
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if (substr($plage,0,1) == 3 || substr($plage,0,1) == 6)
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{
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$maxticks=min(6,$plage);
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}
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elseif (substr($plage,0,1) == 4 || substr($plage,0,1) == 8)
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{
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$maxticks=min(8,$plage);
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}
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elseif (substr($plage,0,1) == 7)
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{
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$maxticks=min(7,$plage);
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}
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elseif (substr($plage,0,1) == 9)
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{
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$maxticks=min(9,$plage);
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}
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}
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$this->graph->SetNumVertTicks($maxticks);
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// print 'minval='.$minval.' - maxval='.$maxval.' - plage='.$plage.' - maxticks='.$maxticks.'<br>';
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}
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}
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else
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{
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$this->graph->SetPrecisionY(3-strlen(round($this->GetMaxValueInData())));
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}
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$this->graph->SetPrecisionX(0);
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// Set areas
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$top_space=40;
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if ($phplotversion >= 5) $top_space=25;
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$left_space=80; // For y labels
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$right_space=10; // If no legend
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if (isset($this->Legend)) $right_space=70; // For legend
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$this->graph->SetNewPlotAreaPixels($left_space, $top_space, $this->width-$right_space, $this->height-40);
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if (isset($this->MaxValue))
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{
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$this->graph->SetPlotAreaWorld(0,$this->MinValue,sizeof($this->data),$this->MaxValue);
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}
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// Define title
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if (isset($this->title)) $this->graph->SetTitle($this->title);
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// Défini position du graphe (et legende) au sein de l'image
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if (isset($this->Legend))
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{
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$this->graph->SetLegendPixels($this->width-$right_space+8,40,'');
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$this->graph->SetLegend($this->Legend);
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}
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if (isset($this->SetShading))
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{
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$this->graph->SetShading($this->SetShading);
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}
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$this->graph->SetTickLength(6);
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$this->graph->SetBackgroundColor($this->bgcolor);
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$this->graph->SetDataColors($this->datacolor, $this->bordercolor);
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if ($this->SetNumXTicks > -1)
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{
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if ($phplotversion >= 5) // If PHPlot 5, for compatibility
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{
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$this->graph->SetXLabelType('');
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$this->graph->SetNumXTicks($this->SetNumXTicks);
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}
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else
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{
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$this->graph->SetNumHorizTicks($this->SetNumXTicks);
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}
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}
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if ($this->SetHorizTickIncrement > -1)
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{
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// Les ticks sont en mode forcé
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$this->graph->SetHorizTickIncrement($this->SetHorizTickIncrement);
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if ($phplotversion >= 5) // If PHPlot 5, for compatibility
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{
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$this->graph->SetXLabelType('');
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$this->graph->SetXTickLabelPos('none');
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}
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}
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else
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{
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// Les ticks sont en mode automatique
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if ($phplotversion >= 5) // If PHPlot 5, for compatibility
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{
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$this->graph->SetXDataLabelPos('none');
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}
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}
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if ($phplotversion >= 5)
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{
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// Ne gere pas la transparence
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// $this->graph->SetBgImage(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo_2.png','tile');
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$this->graph->SetDrawPlotAreaBackground(array(255,255,255));
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}
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$this->graph->SetPlotBorderType("left"); // Affiche axe y a gauche uniquement
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$this->graph->SetVertTickPosition('plotleft'); // Affiche tick axe y a gauche uniquement
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$this->graph->SetOutputFile($file);
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}
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function SetPrecisionY($which_prec)
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{
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$this->PrecisionY = $which_prec;
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return true;
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}
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/*
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\remarks Utiliser SetNumTicks ou SetHorizTickIncrement mais pas les 2
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*/
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function SetHorizTickIncrement($xi)
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{
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$this->SetHorizTickIncrement = $xi;
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return true;
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}
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/*
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\remarks Utiliser SetNumTicks ou SetHorizTickIncrement mais pas les 2
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*/
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function SetNumXTicks($xt)
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{
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$this->SetNumXTicks = $xt;
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return true;
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}
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function SetYLabel($label)
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{
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$this->YLabel = $label;
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}
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function SetWidth($w)
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{
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$this->width = $w;
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}
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function SetTitle($title)
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{
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$this->title = $title;
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}
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function SetData($data)
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{
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$this->data = $data;
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}
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function SetType($type)
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{
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$this->type = $type;
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}
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function SetLegend($legend)
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{
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$this->Legend = $legend;
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}
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function SetMaxValue($max)
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{
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$this->MaxValue = $max;
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}
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function GetMaxValue()
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{
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return $this->MaxValue;
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}
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function SetMinValue($min)
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{
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$this->MinValue = $min;
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}
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function GetMinValue()
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{
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return $this->MinValue;
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}
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function SetHeight($h)
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{
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$this->height = $h;
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}
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function SetShading($s)
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{
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$this->SetShading = $s;
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}
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function ResetBgColor()
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{
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unset($this->bgcolor);
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}
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/**
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* \brief Definie la couleur de fond du graphique
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* \param bg_color array(R,G,B) ou 'onglet' ou 'default'
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*/
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function SetBgColor($bg_color = array(255,255,255))
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{
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global $theme_bgcolor,$theme_bgcoloronglet;
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if (! is_array($bg_color))
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{
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if ($bg_color == 'onglet')
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{
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//print 'ee'.join(',',$theme_bgcoloronglet);
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$this->bgcolor = $theme_bgcoloronglet;
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}
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else
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{
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$this->bgcolor = $theme_bgcolor;
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}
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}
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else
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{
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$this->bgcolor = $bg_color;
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}
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}
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function ResetDataColor()
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{
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unset($this->datacolor);
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}
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function GetMaxValueInData()
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{
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$k = 0;
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$vals = array();
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$nblines = sizeof($this->data);
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$nbvalues = sizeof($this->data[0]) - 1;
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for ($j = 0 ; $j < $nblines ; $j++)
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{
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for ($i = 0 ; $i < $nbvalues ; $i++)
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{
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$vals[$k] = $this->data[$j][$i+1];
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$k++;
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}
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}
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rsort($vals);
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return $vals[0];
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}
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function GetMinValueInData()
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{
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$k = 0;
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$vals = array();
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$nblines = sizeof($this->data);
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$nbvalues = sizeof($this->data[0]) - 1;
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for ($j = 0 ; $j < $nblines ; $j++)
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{
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for ($i = 0 ; $i < $nbvalues ; $i++)
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{
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$vals[$k] = $this->data[$j][$i+1];
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$k++;
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}
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}
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sort($vals);
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return $vals[0];
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}
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function GetCeilMaxValue()
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{
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$max = $this->GetMaxValueInData();
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if ($max != 0) $max++;
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$size=strlen(abs(ceil($max)));
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$factor=1;
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for ($i=0; $i < ($size-1); $i++)
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{
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$factor*=10;
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}
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$res=ceil($max/$factor)*$factor;
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//print "max=".$max." res=".$res;
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return $res;
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}
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function GetFloorMinValue()
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{
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$min = $this->GetMinValueInData();
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if ($min != 0) $min--;
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$size=strlen(abs(floor($min)));
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$factor=1;
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for ($i=0; $i < ($size-1); $i++)
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{
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$factor*=10;
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}
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$res=floor($min/$factor)*$factor;
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//print "min=".$min." res=".$res;
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return $res;
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}
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}
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?>
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