php Jpgraph绘制柱形图

<?php
include ("src/jpgraph.php");
include ("src/jpgraph_bar.php");

$data = array(19,23,34,38,45,67,71,78,85,87,90,96);         //定义数组

$graph = new Graph(400,300);                                //创建新的Graph对象
$graph->SetScale("textlin");

$graph->SetShadow();                                       //设置阴影

$graph->img->SetMargin(40,30,20,40);                        //设置边距

$barplot = new BarPlot($data);                              //创建BarPlot对象

$barplot->SetFillColor('blue');                              //设置颜色
$barplot->value->Show();                                          //设置显示数字
$graph->Add($barplot);                                               //将柱形图添加到图像中

$graph->title->Set("年度收支表");                                      //设置标题和X-Y轴标题
$graph->xaxis->title->Set("月份");
$graph->yaxis->title->Set("总金额（兆美元）");

$graph->title->SetFont(FF_SIMSUN,FS_BOLD);                            //设置字体
$graph->yaxis->title->SetFont(FF_SIMSUN,FS_BOLD);
$graph->xaxis->title->SetFont(FF_SIMSUN,FS_BOLD);

$graph->Stroke();
?>