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click (press-no-drag-release) handled as specific user gesture

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This commit is contained in:
Paul Davis 2018-11-07 21:36:53 -05:00
parent ba84a1ccc7
commit 52fcb1d0da
2 changed files with 25 additions and 8 deletions
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32
gtk2_ardour/beatbox_gui.cc
View file

@ -59,7 +59,7 @@ using std::endl;
const int _nsteps = 32;
const int _nrows = 8;
const double _step_dimen = 25;
const double _step_dimen = 32;
BBGUI::BBGUI (boost::shared_ptr<BeatBox> bb)
: ArdourDialog (_("BeatBox"))
@ -557,10 +557,7 @@ StepView::motion_event (GdkEventMotion* ev)
return false;
}
const double xdelta = ev->x - last_motion.first;
const double ydelta = last_motion.second - ev->y;
//const double distance = sqrt (xdelta * xdelta + ydelta * ydelta);
const double distance = ydelta;
const double distance = last_motion.second - ev->y;
if ((ev->state & GDK_MOD1_MASK) || _seq.mode() == SequencerGrid::Pitch) {
cerr << "adjust pitch by " << distance << endl;
@ -577,7 +574,6 @@ StepView::motion_event (GdkEventMotion* ev)
}
last_motion = std::make_pair (ev->x, ev->y);
return true;
}
@ -588,14 +584,34 @@ StepView::button_press_event (GdkEventButton* ev)
last_motion = grab_at;
grab ();
grabbed = true;
return true;
}
bool
StepView::button_release_event (GdkEventButton* ev)
{
ungrab ();
grabbed = false;
if (grabbed) {
ungrab ();
grabbed = false;
if (fabs (last_motion.second - grab_at.second) < 4) {
/* just a click */
cerr << "just a click! " << last_motion.first << " grab at " << grab_at.first << endl;
if (_seq.mode() == SequencerGrid::Velocity) {
_step.set_velocity (1.0);
} else if (_seq.mode() == SequencerGrid::Octave) {
if (ev->button == 1) {
adjust_step_octave (1);
} else if (ev->button == 3) {
adjust_step_octave (-1);
}
}
}
}
return true;
}

1
gtk2_ardour/beatbox_gui.h
View file

@ -79,6 +79,7 @@ class StepView : public ArdourCanvas::Rectangle, public sigc::trackable {
SequencerGrid& _seq;
ArdourCanvas::Text* text;
bool grabbed;
bool grab_motion;
std::pair<double,double> grab_at;
std::pair<double,double> last_motion;