Tidy up slightly.

git-svn-id: svn://localhost/ardour2/branches/3.0@8614 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-01-30 01:39:47 +00:00
parent 64e43bf4b1
commit 3ac765121f

View File

@ -258,9 +258,9 @@ bool
PixFader::on_motion_notify_event (GdkEventMotion* ev)
{
if (dragging) {
double fract, delta, scale, ev_pos;
ev_pos = (_orien == VERT) ? ev->y : ev->x;
//cerr << "PixFader::on_motion_notify_event() called x:y = " << ev->x << ":" << ev->y;
double scale = 1.0;
double const ev_pos = (_orien == VERT) ? ev->y : ev->x;
if (ev->window != grab_window) {
grab_loc = ev_pos;
grab_window = ev->window;
@ -273,14 +273,12 @@ PixFader::on_motion_notify_event (GdkEventMotion* ev)
} else {
scale = 0.1;
}
} else {
scale = 1.0;
}
//cerr << " ev_pos=" << ev_pos << " grab_loc=" << grab_loc;
delta = ev_pos - grab_loc;
double const delta = ev_pos - grab_loc;
grab_loc = ev_pos;
fract = (delta / span);
double fract = (delta / span);
fract = min (1.0, fract);
fract = max (-1.0, fract);
@ -292,7 +290,6 @@ PixFader::on_motion_notify_event (GdkEventMotion* ev)
}
adjustment.set_value (adjustment.get_value() + scale * fract * (adjustment.get_upper() - adjustment.get_lower()));
//cerr << " adj=" << adjustment.get_value() << " fract=" << fract << " delta=" << delta << " scale=" << scale << endl;
}
return true;