nightly-test-server/jpgraph/Examples/logbarex1.php

<?php
// $Id$
include ("../jpgraph.php");
include ("../jpgraph_log.php");
include ("../jpgraph_bar.php");

$datay=array(4,13,30,28,12,45,30,12,55,3,0.5);
$datax=array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov");

// Create the graph. 
$graph = new Graph(400,220,'auto');	
//$graph->img->SetMargin(50,30,50,50);
$graph->SetScale("textlog");
//$graph->SetShadow();

// Setup titles for graph and axis
$graph->title->Set("Bar with logarithmic Y-scale");
$graph->title->SetFont(FF_VERDANA,FS_NORMAL,18);

$graph->xaxis->SetTitle("2002");
$graph->xaxis->title->SetFont(FF_ARIAL,FS_NORMAL,16);

$graph->yaxis->title->SetFont(FF_ARIAL,FS_NORMAL,16);
$graph->yaxis->SetTitle("Y-title",'center');
$graph->yaxis->SetTitleMargin(30);

// Setup month on X-scale
//$graph->xaxis->SetTickLabels($datax);

// Create a bar pot
$bplot = new BarPlot($datay);
$bplot->SetFillColor("orange");

//You can also set a manual base of the bars
//$bplot->SetYBase(0.001);

/*
$bplot->SetShadow();
$bplot->value->Show();
$bplot->value->SetFont(FF_ARIAL,FS_BOLD);
$bplot->value->SetAngle(45);
$bplot->value->SetColor("black","darkred");
*/

$graph->Add($bplot);

$graph->Stroke();
?>