colorfld

How to download and try this example

Usage: pl -gif colorfld.htm
Demonstrates different colored bars using colorfield.
Also demonstrates colored legend text entries.

// get the data.. #proc getdata data: 7 r 10 r 5 b 7 b 8 g 12 g // set up plotting area.. #proc areadef rectangle: 1 1 3 2 xrange: 1 8 yrange: 0 15 // define legend explicitly, 3 entries.. #proc legendentry sampletype: color label: Red bars details: red tag: r #proc legendentry sampletype: color label: Blue bars details: blue tag: b #proc legendentry sampletype: color label: Green bars details: green tag: g // render the bar graph.. #proc bars lenfield: 1 colorfield: 2 // display the legend.. #proc legend location: 3 max colortext: yes