void QDial::mouseMoveEvent( QMouseEvent * e )
{
if ( !d->mousePressed )
return;
if ( !d->tracking || (e->state() & LeftButton) == 0 )
return;
d->doNotEmit = TRUE;
setValue( valueFromPoint( e->pos() ) );
emit dialMoved( value() );
d->doNotEmit = FALSE;
}
bool QDial::qt_emit( int _id, QUObject* _o )
{
switch ( _id - staticMetaObject()->signalOffset() ) {
case 0: valueChanged((int)static_QUType_int.get(_o+1)); break;
case 1: dialPressed(); break;
case 2: dialMoved((int)static_QUType_int.get(_o+1)); break;
case 3: dialReleased(); break;
default:
return QWidget::qt_emit(_id,_o);
}
return TRUE;
}
void UI_Flywheel::wheel_rotate(void)
{
int h, cumulative_pixels=0;
double circum;
t2->start(100);
h = height();
circum = (M_PI * (double)h);
if(use_move_events && (!spinning))
{
wheel_position += (((M_PI * 2.0) / (circum / (double)mouse_delta_y)) + (M_PI * 2.0));
while(wheel_position >= (M_PI * 2.0))
{
wheel_position -= (M_PI * 2.0);
}
while(wheel_position < 0.0)
{
wheel_position += (M_PI * 2.0);
}
cumulative_pixels = mouse_delta_y;
}
if(spinning)
{
if(dial_speed)
{
wheel_position += ((M_PI * 2.0) / (circum / ((double)dial_speed / 25.0)));
cumulative_pixels = (double)dial_speed / 25.0;
while(wheel_position >= (M_PI * 2.0))
{
wheel_position -= (M_PI * 2.0);
}
while(wheel_position < 0.0)
{
wheel_position += (M_PI * 2.0);
}
if(holdoff)
{
holdoff--;
}
else
{
if(dial_speed > 0)
{
dial_speed -= 25;
if(dial_speed < 0)
{
dial_speed = 0;
}
}
else
{
dial_speed += 25;
if(dial_speed > 0)
{
dial_speed = 0;
}
}
if((dial_speed < 500) && (dial_speed > -500))
{
if((dial_speed < 125) && (dial_speed > -125))
{
holdoff = 6;
}
else
{
holdoff = 3;
}
}
}
}
if(dial_speed == 0)
{
t1->stop();
spinning = 0;
}
}
update();
emit dialMoved(cumulative_pixels);
}
