static void
textFieldChanged (Widget w, XtPointer scale, XEvent *e, Boolean *cont) {
*cont = False;
setRgbScale ((Widget) scale, getTextField(w));
setCell (getScale(redScale), getScale(greenScale), getScale(blueScale));
rgbReset();
}
OpCirlce :: OpCirlce()
{
x = 0;
y = 0;
radius = 100;
setCirlceResolution( 4 );
setInverse( false );
setRotation( 0 );
setAudioInValue( 0 );
setRgbScale( 0, 0, 0 );
fbo.allocate( 640, 480, true );
}
void rgbReset () {
if (thePixel <= 255) {
XColor def;
char tempStr[256];
def.pixel = thePixel;
XQueryColor(theDisplay, theColormap, &def);
sprintf(tempStr, "Pixel %3ld = $%04x, $%04x, $%04x",
thePixel, def.red, def.green, def.blue);
setRgbScale (redScale, def.red / 256);
setRgbScale (greenScale, def.green / 256);
setRgbScale (blueScale, def.blue / 256);
setTextField (redText, def.red / 256);
setTextField (greenText, def.green / 256);
setTextField (blueText, def.blue / 256);
setLabel (pixLabel, tempStr);
rgbCellsFree ();
drawSwatch (thePixel);
} else {
printf("Pix %3ld is out of legal range. \n", thePixel);
}
}
