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  int si = ap_sin (ang);
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  int si = ap_sin (ang);
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  int co = ap_cos (ang);
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  int co = ap_cos (ang);
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  /* calculate a shift for a second side of the needle */
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  /* calculate a shift for a second side of the needle */
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  int xs = ap_sin (ang - 90);
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  int xl = ap_sin (ang - 90);
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  int ys = ap_cos (ang - 90);
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  int yl = ap_cos (ang - 90);
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  int si2 = siz + 2;
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  int si2 = siz + 2;
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  int si3 = siz / 2;
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  int si3 = 2 * siz / 3;
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- 
 
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  int xs,ys;
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  // three parallel lines
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  xs = -xl;
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  ys = -yl;
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  int step;
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  for(step =0; step < 3; step++)
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    {
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  drawLine (AP_SCALE(si*si2-xs) + xo, yo - AP_SCALE(co * si2 - ys),
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    drawLine (AP_SCALE(si*si2-xs) + xo, yo - AP_SCALE(co * si2 - ys),
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  AP_SCALE(si*si3-xs) + xo,
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  AP_SCALE(si*si3-xs) + xo,
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            yo - AP_SCALE(co * si3 - ys), INVERT);
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            yo - AP_SCALE(co * si3 - ys), INVERT);
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  drawLine (AP_SCALE(si*si2+xs) + xo, yo - AP_SCALE(co * si2 + ys),
 - 
 
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 - 
 
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  AP_SCALE(si*si3+xs) + xo,
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    xs+=xl;
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            yo - AP_SCALE(co * si3 + ys), INVERT);
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    ys+=yl;
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    }
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}
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 }
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/* initialise */
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/* initialise */
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void
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void
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dial_size (uint8_t size)
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dial_size (uint8_t size)
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{
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{