RomPager Single Bar Graphlet




This applet draws a bar chart giving the history of a periodically updated variable retrieved from the embedded Web server. The number of bars, which is determined by the width of the applet, determines how much history is displayed. If the RedLine parameter is provided a red line is drawn and bars of values greater than that value are also drawn in red. Other bars are drawn in the supplied color, or the default color of green. Bars with values greater than the maximum value are drawn in pink.

The Single Bar Graphlet uses the following parameters:

ParameterDescriptionSample
DataPathURL to request to get the current data 
TitleTitle to display at the top of the appletPacket Collisions
DelayNumber of milliseconds between updates2000
MaximumTop of the range of values200
RedLineData greater than the limit value is indicated in red135
ColorColor to draw the data line with 


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Allegro Software Development Coporation
43 Waite Road Boxborough, MA 01719
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This material is © Copyright 1996-1998 by Allegro Software Development Corporation. RomPager® is a trademark registered in the U.S. Patent and Trademark Office to Allegro Software Development Corporation. RomMailer and RomPOP are trademarks of Allegro Software Development Corporation.
Last updated: 27-nov-98