php画图绘图插件libchart使用例子

libchart是一个非常不错的绘图插件了，可以绘制出如有,饼状,线状,横柱,竖柱图等等，下面本文章就来给各位 分享几个libchart的例子，希望对各位同学会有所帮助。

ibchart可以让我们生成简洁美观大方的图片

采用gd库，不用生成FLASH

 

代码比较简单，以致于太多的解释都是多余的

代码如下

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include "../libchart/classes/libchart.php"; $chart = new VerticalBarChart(); $dataSet = new XYDataSet(); $dataSet->addPoint(new Point("Jan 2005", 273)); $dataSet->addPoint(new Point("Feb 2005", 421)); $dataSet->addPoint(new Point("March 2005", 642)); $dataSet->addPoint(new Point("April 2005", 800)); $dataSet->addPoint(new Point("May 2005", 1200)); $dataSet->addPoint(new Point("June 2005", 1500)); $dataSet->addPoint(new Point("July 2005", 2600)); $chart->setDataSet($dataSet);   $chart->setTitle("Monthly usage for www.111cn.net"); $chart->render("generated/demo1.png"); ?>

代码如下	复制代码

 <script>ec(2);</script> include "../libchart/classes/libchart.php";<🎜>  <🎜> $chart = new VerticalBarChart();<🎜>  <🎜> $dataSet = new XYDataSet();<🎜> $dataSet->addPoint(new Point("Jan 2005", 273)); $dataSet->addPoint(new Point("Feb 2005", 421)); $dataSet->addPoint(new Point("March 2005", 642)); $dataSet->addPoint(new Point("April 2005", 800)); $dataSet->addPoint(new Point("May 2005", 1200)); $dataSet->addPoint(new Point("June 2005", 1500)); $dataSet->addPoint(new Point("July 2005", 2600)); $chart->setDataSet($dataSet);   $chart->setTitle("Monthly usage for www.111cn.net"); $chart->render("generated/demo1.png"); ?>   官方网站，类包下载。 http://naku.dohcrew.com/libchart/pages/introduction/