ChartDirector for PHP is a fast and powerful charting component for creating professional and clickable charts. Synthesize Charts using Layers: 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 coloring, area, scatter, bubble, floating box, box-whisker, waterfall, finance, gantt, vector, radar, polar, rose ... Meters and Gauges in both angular and linear styles Financial charting library supporting numerous technical indicators with source code Unparalleled Customizability: Object oriented API allows you to control and 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. Mark Up Text Support: Embed icons and use multiple fonts and colors in the same piece of text. Decorate your charts with professionally looking text and labels. 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). Rich User Interactions: 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 scroll, zoom or be updated without page refresh. On the Fly Chart Creation and Delivery: Charts can be generated and delivered to the browser on the fly as standard HTTP image data. No temporary image files needed. Easy to Use: Producing charts requires just a few lines of code. Comprehensive documenation and numerous sample programs.