NAME: color_scale_bar

SYNOPSIS:
  color_scale_bar draws a color bar on the screen to show all of the 
  current colors (colorid 17~1040). It also shows labels beside the color 
  bar to show the range of the mapped values.

VERSION: 1.0
  Uses VMD version:      VMD Version 1.7 or greater
  Ease of use: 2. need to understand some Tcl and a bit about how VMD works

PROCEDURES:
  color_scale bar

DESCRIPTION:
  To draw a color scale bar with length=1.5, width=0.25, the range of 
  mapped values is 0~128, and you want 8 labels.  
  color_scale_bar 1.5  0.25  0  128 8
  The size of the bar also depends on the zoom scale.

AUTHOR:
  Wuwei Liang (gtg088c@prism.gatech.edu)

DOWNLOAD FILE:
  color_scale_bar.tcl