ardour/livetrax
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add dbl-clicks to reset position or width

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git-svn-id: svn://localhost/ardour2/branches/3.0@8136 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2010-11-30 20:38:38 +00:00
parent 1ff30dcecb
commit f9c6d2d5a1
1 changed files with 18 additions and 6 deletions
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24
gtk2_ardour/stereo_panner.cc
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@ -60,9 +60,8 @@ StereoPanner::on_expose_event (GdkEventExpose* ev)
Glib::RefPtr<Gdk::GC> gc (get_style()->get_base_gc (get_state()));
cairo_t* cr = gdk_cairo_create (win->gobj());
int x1, x2, y1, y2;
int h, w;
int x1, x2;
int width, height;
double pos = position_control->get_value (); /* 0..1 */
double swidth = width_control->get_value (); /* -1..+1 */
@ -102,14 +101,27 @@ StereoPanner::on_button_press_event (GdkEventButton* ev)
/* center 8 pixels are for position drag */
int w = get_width();
double pos = position_control->get_value ();
if ((ev->x >= (w/2)-4) && (ev->x <= (w/2)+4)) {
if ((ev->x >= (int) floor ((pos * w)-4)) && (ev->x <= (int) floor ((pos * w)+4))) {
dragging_position = true;
} else {
dragging_position = false;
}
dragging = true;
if (ev->type == GDK_2BUTTON_PRESS) {
if (dragging_position) {
cerr << "Reset pos\n";
position_control->set_value (0.5); // reset position to center
} else {
cerr << "Reset width\n";
width_control->set_value (1.0); // reset position to full, LR
}
dragging = false;
} else {
dragging = true;
}
return true;
}
@ -129,7 +141,7 @@ StereoPanner::on_motion_notify_event (GdkEventMotion* ev)
}
int w = get_width();
float delta = ((fabs) (ev->x - last_drag_x)) / (double) (w/2);
float delta = (abs (ev->x - last_drag_x)) / (double) (w/2);
if (!dragging_position) {
double wv = width_control->get_value();