static status
initialiseArc(Arc a, Int radius, Real start_angle, Real size_angle)
{ initialiseJoint((Joint) a, ZERO, ZERO, ZERO, ZERO, DEFAULT);
if ( isDefault(radius) )
radius = getClassVariableValueObject(a, NAME_radius);
if ( isDefault(start_angle) )
start_angle = CtoReal(0.0);
if ( isDefault(size_angle) )
size_angle = CtoReal(90.0);
assign(a, size, newObject(ClassSize, radius, radius, EAV));
assign(a, position, newObject(ClassPoint, EAV));
assign(a, start_angle, start_angle);
assign(a, size_angle, size_angle);
assign(a, close, NAME_none);
return requestComputeGraphical(a, DEFAULT);
}
static int
tryDragScrollGesture(Gesture g, EventObj ev)
{ status doscroll = scrollMessage(g, ev, NULL, NULL, NULL);
if ( doscroll )
{ if ( isNil(g->drag_scroll_event) )
{ assign(g, drag_scroll_timer,
newObject(ClassTimer, CtoReal(0.06), /* TBD */
newObject(ClassMessage, g,
NAME_scroll, EAV), EAV));
startTimer(g->drag_scroll_timer, NAME_repeat);
assign(g, drag_scroll_event, getCloneObject(ev));
}
} else
{ cancelDragScrollGesture(g);
}
return doscroll;
}
Any
cToPceReal(double f)
{ return CtoReal(f);
}
static Real
getPosixValueDate(Date d)
{ answer(CtoReal((double)d->unix_date));
}