很久一直没有搞图表了，之前用ChartDirector来做web图表，很漂亮，参见我以前的一篇文章
《一个很棒的WEB图表项目——ChartDirector 》

今天在javalobby上闲逛的时候不经意又看到了这个项目，而且出了新版本4.1，这个版本最吸引眼球的无非就是对AJAX的支持了，现在AJAX很火，只要跟它沾上边总能引起关注，除了对AJAX的支持还有其他的特性如下：

Synthesize Charts using Layers : Unique layering architecture enables you to synthesize the charts you want using standard chart layers.

Comprehensive Chart Styles : Pie, donut, bar, line, spline, step line, trend line, curve-fitting, inter-line filling, area, band, scatter, bubble, floating box, box-whisker, waterfall, finance, gantt, vector, radar, polar, rose ...

Financial Library with Source Code : Includes sophisticated financial charting library with 46 technical indicators. Comes with source code. Also includes an Interactive Financial Chart sample program.

Meters and Gauges : Angular meters of arbitrary angular span. Linear meters in horizontal and vertical orientations.

Unparalleled Customizability : Powerful object oriented API allows you to customize every chart details.

Flexible Axis System : Unlimited number of XY axes per chart. Automatic, semi-automatic and manual scaling. Linear, log, date/time and label-based axis. Configurable axis margins. Customizable axis labels.

Markup Text Support : The innovative ChartDirector Markup Language (CDML) technology allows rich formatting of text - embed icons and images in text, use multiple fonts and colors in the same piece of text, control text layout, alignment, line-spacing, wrapping, truncation, ...

Advanced Color System : All objects in ChartDirector are painted using configurable "color brushes", supporting ARGB colors (true color with alpha transparency), pattern colors (wallpaper), gradients, metallic colors, and threshold colors (colors that depend on data values).

AJAX Enabled User Interactions : Full suite of mouse events for chart objects. Customizable hot spots on charts. Pop-up tool tips, drill-down, drag to zoom and drag to scroll support. AJAX enabled for web applications so charts can be updated without page refresh.

更多关于这个产品的细节请参照 http://www.advsofteng.com/

不过这个产品的正式版是收费的，不知道它的破解方法是不是跟以前的版本一样那？ 目前手上的工作还不涉及到图表，有兴趣的朋友自行试验。