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On Tuesday 07 September 2010 20:20:10 Gordon JC Pearce wrote:

quoted text
> This is going to stir up a bit of discussion!

>=20

> Rotary knob GUI elements - should you move the mouse in a circle to

> operate them, or up and down?  What about side to side?

rotary-movement: Fire up paint. Try to draw 5 perfect quarter circles. And=

=20

then ditch that idea completely and forever. The only special cases where=20

rotary movement works is multi-touch screens or in a limited why when your=

=20

"mouse" is a track-ball.
Make it look like a rotary, make it usable like a slider (that is up/down =

=20

_or_ left/right movement).
And if you really need to save space: Use it like a slider, paint it as a=20

color-field with the value as number and color...
Have fun,
Arnold
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