1 <?xml version="1.0" encoding="ISO-8859-1"?>
3 <screensaver name="grav" _label="Grav">
7 <number id="count" type="spinbutton" arg="-count %"
8 _label="Count" low="0" high="20" default="12"/>
10 <number id="delay" type="slider" arg="-delay %"
11 _label="Speed" _low-label="Slow" _high-label="Fast"
12 low="0" high="20000" default="10000"
15 <boolean id="decay" _label="Orbital Decay" arg-set="-decay"/>
16 <boolean id="decay" _label="Object Trails" arg-set="-trail"/>
18 <number id="ncolors" type="slider" arg="-ncolors %"
19 _label="Number of Colors" _low-label="Two" _high-label="Many"
20 low="1" high="255" default="64"/>
23 This program draws a simple orbital simulation. If you turn on
24 trails, it looks kind of like a cloud-chamber photograph. Written