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<p><font size="4">Jon, <br>
</font></p>
<p><font size="4">Try these modifications:</font></p>
<pre><font size="4"> ratio := self angleToValueRatio.
aCanvas strokeWidth: 1 color: color fillColor: color do: [ <b>:engine</b>
| startAngle endAngle |
startAngle := (90 - (startSpeed * ratio)) degreesToRadians.
endAngle := (90 - (endSpeed * ratio)) degreesToRadians.
<b>engine</b>
moveTo: (Point rho: 95 theta: startAngle);
"lineTo: (Point rho: 95 theta: endAngle);"
arcTo: (Point rho: 95 theta: endAngle) radius: 95 angleOfXAxis: 0 largeFlag: false sweepFlag: true;
lineTo: (Point rho: 85 theta: endAngle);
"lineTo: (Point rho: 85 theta: startAngle)"
arcTo: (Point rho: 85 theta: startAngle) radius: 85 angleOfXAxis: 0 largeFlag: false sweepFlag: false].
</font></pre>
<pre class="moz-signature" cols="72">--
GNU Dr. Geo
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<a class="moz-txt-link-freetext" href="http://blog.drgeo.eu">http://blog.drgeo.eu</a></pre>
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