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Pin Management: draggable wires.

This commit is contained in:
Robin Gareus 2016-04-06 23:24:11 +02:00
parent dfe148fd58
commit 5634414d78
2 changed files with 59 additions and 2 deletions

View File

@ -71,6 +71,7 @@ PluginPinDialog::PluginPinDialog (boost::shared_ptr<ARDOUR::PluginInsert> pi)
, _position_valid (false)
, _ignore_updates (false)
, _sidechain_selector (0)
, _dragging (false)
{
assert (pi->owner ()); // Route
@ -263,6 +264,7 @@ PluginPinDialog::plugin_reconfigured ()
_hover.reset ();
_actor.reset ();
_selection.reset ();
_dragging = 0;
_n_inputs = _n_sidechains = 0;
@ -782,6 +784,27 @@ PluginPinDialog::darea_expose_event (GdkEventExpose* ev)
}
}
CtrlWidget *drag_src = NULL;
if (_dragging) {
for (CtrlElemList::iterator i = _elements.begin (); i != _elements.end (); ++i) {
if (i->e == _selection ) {
drag_src = &(*i);
}
}
}
if (drag_src) {
double x0, y0;
if (_selection->ct == Input || _selection->ct == Source) {
edge_coordinates (*drag_src, x0, y0);
draw_connection (cr, x0, _drag_x, y0, _drag_y,
_selection->dt == DataType::MIDI, _selection->sc);
} else {
edge_coordinates (*drag_src, x0, y0);
draw_connection (cr, _drag_x, x0, _drag_y, y0,
_selection->dt == DataType::MIDI, _selection->sc);
}
}
cairo_destroy (cr);
return true;
}
@ -799,6 +822,18 @@ PluginPinDialog::darea_size_allocate (Gtk::Allocation&)
_position_valid = false;
}
bool
PluginPinDialog::drag_type_matches (CtrlType ct) {
if (!_dragging || !_selection) {
return true;
}
if (_selection->ct == Input && ct == Sink) { return true; }
if (_selection->ct == Sink && ct == Input) { return true; }
if (_selection->ct == Output && ct == Source) { return true; }
if (_selection->ct == Source && ct == Output) { return true; }
return false;
}
bool
PluginPinDialog::darea_motion_notify_event (GdkEventMotion* ev)
{
@ -806,7 +841,7 @@ PluginPinDialog::darea_motion_notify_event (GdkEventMotion* ev)
_hover.reset ();
for (CtrlElemList::iterator i = _elements.begin (); i != _elements.end (); ++i) {
if (ev->x >= i->x && ev->x <= i->x + i->w
&& ev->y >= i->y && ev->y <= i->y + i->h)
&& ev->y >= i->y && ev->y <= i->y + i->h && drag_type_matches (i->e->ct))
{
if (!i->prelight) changed = true;
i->prelight = true;
@ -816,7 +851,11 @@ PluginPinDialog::darea_motion_notify_event (GdkEventMotion* ev)
i->prelight = false;
}
}
if (changed) {
if (_dragging) {
_drag_x = ev->x;
_drag_y = ev->y;
}
if (changed || _dragging) {
darea.queue_draw ();
}
return true;
@ -834,6 +873,11 @@ PluginPinDialog::darea_button_press_event (GdkEventButton* ev)
if (!_selection || (_selection && !_hover)) {
_selection = _hover;
_actor.reset ();
if (_selection) {
_dragging = true;
_drag_x = ev->x;
_drag_y = ev->y;
}
darea.queue_draw ();
} else if (_selection && _hover && _selection != _hover) {
if (_selection->dt != _hover->dt) { _actor.reset (); }
@ -845,6 +889,11 @@ PluginPinDialog::darea_button_press_event (GdkEventButton* ev)
_selection = _hover;
}
darea.queue_draw ();
} else if (_selection && _selection == _hover) {
assert (!_dragging);
_dragging = true;
_drag_x = ev->x;
_drag_y = ev->y;
}
break;
case 3:
@ -864,6 +913,9 @@ PluginPinDialog::darea_button_press_event (GdkEventButton* ev)
bool
PluginPinDialog::darea_button_release_event (GdkEventButton* ev)
{
if (_dragging && _hover && _hover != _selection) {
_actor = _hover;
}
if (_hover == _actor && _actor && ev->button == 1) {
assert (_selection);
assert (_selection->dt == _actor->dt);
@ -886,6 +938,7 @@ PluginPinDialog::darea_button_release_event (GdkEventButton* ev)
reset_menu.popup (1, ev->time);
}
_actor.reset ();
_dragging = false;
darea.queue_draw ();
return true;
}

View File

@ -104,6 +104,7 @@ private:
bool darea_motion_notify_event (GdkEventMotion*);
bool darea_button_press_event (GdkEventButton*);
bool darea_button_release_event (GdkEventButton*);
bool drag_type_matches (CtrlType ct);
void draw_io_pin (cairo_t*, const CtrlWidget&);
void draw_plugin_pin (cairo_t*, const CtrlWidget&);
@ -155,6 +156,9 @@ private:
bool _ignore_updates;
ARDOUR::Route* _route () { return static_cast<ARDOUR::Route*> (_pi->owner ()); }
IOSelectorWindow *_sidechain_selector;
bool _dragging;
double _drag_x, _drag_y;
};
#endif