ardour/gtk2_ardour/selection.cc
Carl Hetherington 73192bc1a7 Remove all use of nframes_t.
git-svn-id: svn://localhost/ardour2/branches/3.0@8166 d708f5d6-7413-0410-9779-e7cbd77b26cf
2010-12-03 22:26:29 +00:00

1166 lines
24 KiB
C++

/*
Copyright (C) 2002 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <algorithm>
#include <sigc++/bind.h>
#include "pbd/error.h"
#include "pbd/stacktrace.h"
#include "ardour/playlist.h"
#include "ardour/rc_configuration.h"
#include "gui_thread.h"
#include "midi_cut_buffer.h"
#include "region_view.h"
#include "selection.h"
#include "selection_templates.h"
#include "time_axis_view.h"
#include "automation_time_axis.h"
#include "public_editor.h"
#include "control_point.h"
#include "i18n.h"
using namespace std;
using namespace ARDOUR;
using namespace PBD;
struct AudioRangeComparator {
bool operator()(AudioRange a, AudioRange b) {
return a.start < b.start;
}
};
Selection::Selection (const PublicEditor* e)
: tracks (e)
, editor (e)
, next_time_id (0)
{
clear ();
/* we have disambiguate which remove() for the compiler */
void (Selection::*track_remove)(TimeAxisView*) = &Selection::remove;
TimeAxisView::CatchDeletion.connect (*this, MISSING_INVALIDATOR, ui_bind (track_remove, this, _1), gui_context());
void (Selection::*marker_remove)(Marker*) = &Selection::remove;
Marker::CatchDeletion.connect (*this, MISSING_INVALIDATOR, ui_bind (marker_remove, this, _1), gui_context());
}
#if 0
Selection&
Selection::operator= (const Selection& other)
{
if (&other != this) {
regions = other.regions;
tracks = other.tracks;
time = other.time;
lines = other.lines;
midi_regions = other.midi_regions;
midi_notes = other.midi_notes;
}
return *this;
}
#endif
bool
operator== (const Selection& a, const Selection& b)
{
return a.regions == b.regions &&
a.tracks == b.tracks &&
a.time == b.time &&
a.lines == b.lines &&
a.playlists == b.playlists &&
a.midi_notes == b.midi_notes &&
a.midi_regions == b.midi_regions;
}
/** Clear everything from the Selection */
void
Selection::clear ()
{
clear_tracks ();
clear_regions ();
clear_points ();
clear_lines();
clear_time ();
clear_playlists ();
clear_midi_notes ();
clear_midi_regions ();
}
void
Selection::dump_region_layers()
{
cerr << "region selection layer dump" << endl;
for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) {
cerr << "layer: " << (int)(*i)->region()->layer() << endl;
}
}
void
Selection::clear_regions ()
{
if (!regions.empty()) {
regions.clear_all ();
RegionsChanged();
}
}
void
Selection::clear_tracks ()
{
if (!tracks.empty()) {
tracks.clear ();
TracksChanged();
}
}
void
Selection::clear_midi_notes ()
{
if (!midi_notes.empty()) {
for (MidiNoteSelection::iterator x = midi_notes.begin(); x != midi_notes.end(); ++x) {
delete *x;
}
midi_notes.clear ();
MidiNotesChanged ();
}
}
void
Selection::clear_midi_regions ()
{
if (!midi_regions.empty()) {
midi_regions.clear ();
MidiRegionsChanged ();
}
}
void
Selection::clear_time ()
{
time.clear();
TimeChanged ();
}
void
Selection::clear_playlists ()
{
/* Selections own their playlists */
for (PlaylistSelection::iterator i = playlists.begin(); i != playlists.end(); ++i) {
/* selections own their own regions, which are copies of the "originals". make them go away */
(*i)->drop_regions ();
(*i)->release ();
}
if (!playlists.empty()) {
playlists.clear ();
PlaylistsChanged();
}
}
void
Selection::clear_lines ()
{
if (!lines.empty()) {
lines.clear ();
LinesChanged();
}
}
void
Selection::clear_markers ()
{
if (!markers.empty()) {
markers.clear ();
MarkersChanged();
}
}
void
Selection::toggle (boost::shared_ptr<Playlist> pl)
{
PlaylistSelection::iterator i;
if ((i = find (playlists.begin(), playlists.end(), pl)) == playlists.end()) {
pl->use ();
playlists.push_back(pl);
} else {
playlists.erase (i);
}
PlaylistsChanged ();
}
void
Selection::toggle (const TrackViewList& track_list)
{
for (TrackViewList::const_iterator i = track_list.begin(); i != track_list.end(); ++i) {
toggle ((*i));
}
}
void
Selection::toggle (TimeAxisView* track)
{
TrackSelection::iterator i;
if ((i = find (tracks.begin(), tracks.end(), track)) == tracks.end()) {
tracks.push_back (track);
} else {
tracks.erase (i);
}
TracksChanged();
}
void
Selection::toggle (const MidiNoteSelection& midi_note_list)
{
for (MidiNoteSelection::const_iterator i = midi_note_list.begin(); i != midi_note_list.end(); ++i) {
toggle ((*i));
}
}
void
Selection::toggle (MidiCutBuffer* midi)
{
MidiNoteSelection::iterator i;
if ((i = find (midi_notes.begin(), midi_notes.end(), midi)) == midi_notes.end()) {
midi_notes.push_back (midi);
} else {
/* remember that we own the MCB */
delete *i;
midi_notes.erase (i);
}
MidiNotesChanged();
}
void
Selection::toggle (RegionView* r)
{
RegionSelection::iterator i;
if ((i = find (regions.begin(), regions.end(), r)) == regions.end()) {
add (r);
} else {
remove (*i);
}
RegionsChanged ();
}
void
Selection::toggle (MidiRegionView* mrv)
{
MidiRegionSelection::iterator i;
if ((i = find (midi_regions.begin(), midi_regions.end(), mrv)) == midi_regions.end()) {
add (mrv);
} else {
midi_regions.erase (i);
}
MidiRegionsChanged ();
}
void
Selection::toggle (vector<RegionView*>& r)
{
RegionSelection::iterator i;
for (vector<RegionView*>::iterator x = r.begin(); x != r.end(); ++x) {
if ((i = find (regions.begin(), regions.end(), (*x))) == regions.end()) {
add ((*x));
} else {
remove (*x);
}
}
RegionsChanged ();
}
long
Selection::toggle (framepos_t start, framepos_t end)
{
AudioRangeComparator cmp;
/* XXX this implementation is incorrect */
time.push_back (AudioRange (start, end, next_time_id++));
time.consolidate ();
time.sort (cmp);
TimeChanged ();
return next_time_id - 1;
}
void
Selection::add (boost::shared_ptr<Playlist> pl)
{
if (find (playlists.begin(), playlists.end(), pl) == playlists.end()) {
pl->use ();
playlists.push_back(pl);
PlaylistsChanged ();
}
}
void
Selection::add (const list<boost::shared_ptr<Playlist> >& pllist)
{
bool changed = false;
for (list<boost::shared_ptr<Playlist> >::const_iterator i = pllist.begin(); i != pllist.end(); ++i) {
if (find (playlists.begin(), playlists.end(), (*i)) == playlists.end()) {
(*i)->use ();
playlists.push_back (*i);
changed = true;
}
}
if (changed) {
PlaylistsChanged ();
}
}
void
Selection::add (const TrackViewList& track_list)
{
TrackViewList added = tracks.add (track_list);
if (!added.empty()) {
TracksChanged ();
}
}
void
Selection::add (TimeAxisView* track)
{
TrackViewList tr;
tr.push_back (track);
add (tr);
}
void
Selection::add (const MidiNoteSelection& midi_list)
{
const MidiNoteSelection::const_iterator b = midi_list.begin();
const MidiNoteSelection::const_iterator e = midi_list.end();
if (!midi_list.empty()) {
midi_notes.insert (midi_notes.end(), b, e);
MidiNotesChanged ();
}
}
void
Selection::add (MidiCutBuffer* midi)
{
/* we take ownership of the MCB */
if (find (midi_notes.begin(), midi_notes.end(), midi) == midi_notes.end()) {
midi_notes.push_back (midi);
MidiNotesChanged ();
}
}
void
Selection::add (vector<RegionView*>& v)
{
/* XXX This method or the add (const RegionSelection&) needs to go
*/
bool changed = false;
for (vector<RegionView*>::iterator i = v.begin(); i != v.end(); ++i) {
if (find (regions.begin(), regions.end(), (*i)) == regions.end()) {
changed = regions.add ((*i));
if (Config->get_link_region_and_track_selection() && changed) {
add (&(*i)->get_time_axis_view());
}
}
}
if (changed) {
RegionsChanged ();
}
}
void
Selection::add (const RegionSelection& rs)
{
/* XXX This method or the add (const vector<RegionView*>&) needs to go
*/
bool changed = false;
for (RegionSelection::const_iterator i = rs.begin(); i != rs.end(); ++i) {
if (find (regions.begin(), regions.end(), (*i)) == regions.end()) {
changed = regions.add ((*i));
if (Config->get_link_region_and_track_selection() && changed) {
add (&(*i)->get_time_axis_view());
}
}
}
if (changed) {
RegionsChanged ();
}
}
void
Selection::add (RegionView* r)
{
if (find (regions.begin(), regions.end(), r) == regions.end()) {
bool changed = regions.add (r);
if (Config->get_link_region_and_track_selection() && changed) {
add (&r->get_time_axis_view());
}
if (changed) {
RegionsChanged ();
}
}
}
void
Selection::add (MidiRegionView* mrv)
{
if (find (midi_regions.begin(), midi_regions.end(), mrv) == midi_regions.end()) {
midi_regions.push_back (mrv);
/* XXX should we do this? */
#if 0
if (Config->get_link_region_and_track_selection()) {
add (&mrv->get_time_axis_view());
}
#endif
MidiRegionsChanged ();
}
}
long
Selection::add (framepos_t start, framepos_t end)
{
AudioRangeComparator cmp;
/* XXX this implementation is incorrect */
time.push_back (AudioRange (start, end, next_time_id++));
time.consolidate ();
time.sort (cmp);
TimeChanged ();
return next_time_id - 1;
}
void
Selection::replace (uint32_t sid, framepos_t start, framepos_t end)
{
for (list<AudioRange>::iterator i = time.begin(); i != time.end(); ++i) {
if ((*i).id == sid) {
time.erase (i);
time.push_back (AudioRange(start,end, sid));
/* don't consolidate here */
AudioRangeComparator cmp;
time.sort (cmp);
TimeChanged ();
break;
}
}
}
void
Selection::add (boost::shared_ptr<Evoral::ControlList> cl)
{
boost::shared_ptr<ARDOUR::AutomationList> al
= boost::dynamic_pointer_cast<ARDOUR::AutomationList>(cl);
if (!al) {
warning << "Programming error: Selected list is not an ARDOUR::AutomationList" << endmsg;
return;
return;
}
if (find (lines.begin(), lines.end(), al) == lines.end()) {
lines.push_back (al);
LinesChanged();
}
}
void
Selection::remove (TimeAxisView* track)
{
list<TimeAxisView*>::iterator i;
if ((i = find (tracks.begin(), tracks.end(), track)) != tracks.end()) {
tracks.erase (i);
TracksChanged();
}
}
void
Selection::remove (const TrackViewList& track_list)
{
bool changed = false;
for (TrackViewList::const_iterator i = track_list.begin(); i != track_list.end(); ++i) {
TrackViewList::iterator x = find (tracks.begin(), tracks.end(), *i);
if (x != tracks.end()) {
tracks.erase (x);
changed = true;
}
}
if (changed) {
TracksChanged();
}
}
void
Selection::remove (const MidiNoteSelection& midi_list)
{
bool changed = false;
for (MidiNoteSelection::const_iterator i = midi_list.begin(); i != midi_list.end(); ++i) {
MidiNoteSelection::iterator x;
if ((x = find (midi_notes.begin(), midi_notes.end(), (*i))) != midi_notes.end()) {
midi_notes.erase (x);
changed = true;
}
}
if (changed) {
MidiNotesChanged();
}
}
void
Selection::remove (MidiCutBuffer* midi)
{
MidiNoteSelection::iterator x;
if ((x = find (midi_notes.begin(), midi_notes.end(), midi)) != midi_notes.end()) {
/* remember that we own the MCB */
delete *x;
midi_notes.erase (x);
MidiNotesChanged ();
}
}
void
Selection::remove (boost::shared_ptr<Playlist> track)
{
list<boost::shared_ptr<Playlist> >::iterator i;
if ((i = find (playlists.begin(), playlists.end(), track)) != playlists.end()) {
playlists.erase (i);
PlaylistsChanged();
}
}
void
Selection::remove (const list<boost::shared_ptr<Playlist> >& pllist)
{
bool changed = false;
for (list<boost::shared_ptr<Playlist> >::const_iterator i = pllist.begin(); i != pllist.end(); ++i) {
list<boost::shared_ptr<Playlist> >::iterator x;
if ((x = find (playlists.begin(), playlists.end(), (*i))) != playlists.end()) {
playlists.erase (x);
changed = true;
}
}
if (changed) {
PlaylistsChanged();
}
}
void
Selection::remove (RegionView* r)
{
if (regions.remove (r)) {
RegionsChanged ();
}
if (Config->get_link_region_and_track_selection() && !regions.involves (r->get_time_axis_view())) {
remove (&r->get_time_axis_view());
}
}
void
Selection::remove (MidiRegionView* mrv)
{
MidiRegionSelection::iterator x;
if ((x = find (midi_regions.begin(), midi_regions.end(), mrv)) != midi_regions.end()) {
midi_regions.erase (x);
MidiRegionsChanged ();
}
#if 0
/* XXX fix this up ? */
if (Config->get_link_region_and_track_selection() && !regions.involves (r->get_time_axis_view())) {
remove (&r->get_time_axis_view());
}
#endif
}
void
Selection::remove (uint32_t selection_id)
{
if (time.empty()) {
return;
}
for (list<AudioRange>::iterator i = time.begin(); i != time.end(); ++i) {
if ((*i).id == selection_id) {
time.erase (i);
TimeChanged ();
break;
}
}
}
void
Selection::remove (framepos_t /*start*/, framepos_t /*end*/)
{
}
void
Selection::remove (boost::shared_ptr<ARDOUR::AutomationList> ac)
{
AutomationSelection::iterator i;
if ((i = find (lines.begin(), lines.end(), ac)) != lines.end()) {
lines.erase (i);
LinesChanged();
}
}
void
Selection::set (TimeAxisView* track)
{
clear_tracks ();
add (track);
}
void
Selection::set (const TrackViewList& track_list)
{
clear_tracks ();
add (track_list);
}
void
Selection::set (const MidiNoteSelection& midi_list)
{
clear_midi_notes ();
add (midi_list);
}
void
Selection::set (boost::shared_ptr<Playlist> playlist)
{
clear_playlists ();
add (playlist);
}
void
Selection::set (const list<boost::shared_ptr<Playlist> >& pllist)
{
clear_playlists ();
add (pllist);
}
void
Selection::set (const RegionSelection& rs)
{
clear_regions();
regions = rs;
RegionsChanged(); /* EMIT SIGNAL */
}
void
Selection::set (MidiRegionView* mrv)
{
clear_midi_regions ();
add (mrv);
}
void
Selection::set (RegionView* r, bool also_clear_tracks)
{
clear_regions ();
if (also_clear_tracks) {
clear_tracks ();
}
add (r);
}
void
Selection::set (vector<RegionView*>& v)
{
clear_regions ();
if (Config->get_link_region_and_track_selection()) {
clear_tracks ();
// make sure to deselect any automation selections
clear_points();
}
add (v);
}
/** Set the start and end time of the time selection, without changing
* the list of tracks it applies to.
*/
long
Selection::set (framepos_t start, framepos_t end)
{
if ((start == 0 && end == 0) || end < start) {
return 0;
}
if (time.empty()) {
time.push_back (AudioRange (start, end, next_time_id++));
} else {
/* reuse the first entry, and remove all the rest */
while (time.size() > 1) {
time.pop_front();
}
time.front().start = start;
time.front().end = end;
}
time.consolidate ();
TimeChanged ();
return time.front().id;
}
void
Selection::set (boost::shared_ptr<Evoral::ControlList> ac)
{
lines.clear();
add (ac);
}
bool
Selection::selected (Marker* m)
{
return find (markers.begin(), markers.end(), m) != markers.end();
}
bool
Selection::selected (TimeAxisView* tv)
{
return find (tracks.begin(), tracks.end(), tv) != tracks.end();
}
bool
Selection::selected (RegionView* rv)
{
return find (regions.begin(), regions.end(), rv) != regions.end();
}
bool
Selection::empty (bool internal_selection)
{
bool object_level_empty = regions.empty () &&
tracks.empty () &&
points.empty () &&
playlists.empty () &&
lines.empty () &&
time.empty () &&
playlists.empty () &&
markers.empty() &&
midi_regions.empty()
;
if (!internal_selection) {
return object_level_empty;
}
/* this is intended to really only apply when using a Selection
as a cut buffer.
*/
return object_level_empty && midi_notes.empty();
}
void
Selection::toggle (ControlPoint* cp)
{
cp->set_selected (!cp->get_selected ());
set_point_selection_from_line (cp->line ());
}
void
Selection::toggle (vector<ControlPoint*> const & cps)
{
for (vector<ControlPoint*>::const_iterator i = cps.begin(); i != cps.end(); ++i) {
(*i)->set_selected (!(*i)->get_selected ());
}
set_point_selection_from_line (cps.front()->line ());
}
void
Selection::toggle (list<Selectable*> const & selectables)
{
RegionView* rv;
ControlPoint* cp;
vector<RegionView*> rvs;
vector<ControlPoint*> cps;
for (std::list<Selectable*>::const_iterator i = selectables.begin(); i != selectables.end(); ++i) {
if ((rv = dynamic_cast<RegionView*> (*i)) != 0) {
rvs.push_back (rv);
} else if ((cp = dynamic_cast<ControlPoint*> (*i)) != 0) {
cps.push_back (cp);
} else {
fatal << _("programming error: ")
<< X_("unknown selectable type passed to Selection::toggle()")
<< endmsg;
/*NOTREACHED*/
}
}
if (!rvs.empty()) {
toggle (rvs);
}
if (!cps.empty()) {
toggle (cps);
}
}
void
Selection::set (list<Selectable*> const & selectables)
{
clear_regions();
clear_points ();
if (Config->get_link_region_and_track_selection ()) {
clear_tracks ();
}
add (selectables);
}
void
Selection::add (list<Selectable*> const & selectables)
{
RegionView* rv;
ControlPoint* cp;
vector<RegionView*> rvs;
vector<ControlPoint*> cps;
for (std::list<Selectable*>::const_iterator i = selectables.begin(); i != selectables.end(); ++i) {
if ((rv = dynamic_cast<RegionView*> (*i)) != 0) {
rvs.push_back (rv);
} else if ((cp = dynamic_cast<ControlPoint*> (*i)) != 0) {
cps.push_back (cp);
} else {
fatal << _("programming error: ")
<< X_("unknown selectable type passed to Selection::add()")
<< endmsg;
/*NOTREACHED*/
}
}
if (!rvs.empty()) {
add (rvs);
}
if (!cps.empty()) {
add (cps);
}
}
void
Selection::clear_points ()
{
if (!points.empty()) {
points.clear ();
PointsChanged ();
}
}
void
Selection::add (ControlPoint* cp)
{
cp->set_selected (true);
set_point_selection_from_line (cp->line ());
}
void
Selection::add (vector<ControlPoint*> const & cps)
{
for (vector<ControlPoint*>::const_iterator i = cps.begin(); i != cps.end(); ++i) {
(*i)->set_selected (true);
}
set_point_selection_from_line (cps.front()->line ());
}
void
Selection::set (ControlPoint* cp)
{
if (cp->get_selected()) {
return;
}
/* We're going to set up the PointSelection from the selected ControlPoints
on this point's line, so we need to deselect all ControlPoints before
we re-add this one.
*/
for (uint32_t i = 0; i < cp->line().npoints(); ++i) {
cp->line().nth (i)->set_selected (false);
}
vector<ControlPoint*> cps;
cps.push_back (cp);
add (cps);
}
void
Selection::set (Marker* m)
{
clear_markers ();
add (m);
}
void
Selection::toggle (Marker* m)
{
MarkerSelection::iterator i;
if ((i = find (markers.begin(), markers.end(), m)) == markers.end()) {
add (m);
} else {
remove (m);
}
}
void
Selection::remove (Marker* m)
{
MarkerSelection::iterator i;
if ((i = find (markers.begin(), markers.end(), m)) != markers.end()) {
markers.erase (i);
MarkersChanged();
}
}
void
Selection::add (Marker* m)
{
if (find (markers.begin(), markers.end(), m) == markers.end()) {
markers.push_back (m);
MarkersChanged();
}
}
void
Selection::add (const list<Marker*>& m)
{
markers.insert (markers.end(), m.begin(), m.end());
MarkersChanged ();
}
void
MarkerSelection::range (framepos_t& s, framepos_t& e)
{
s = max_framepos;
e = 0;
for (MarkerSelection::iterator i = begin(); i != end(); ++i) {
if ((*i)->position() < s) {
s = (*i)->position();
}
if ((*i)->position() > e) {
e = (*i)->position();
}
}
s = std::min (s, e);
e = std::max (s, e);
}
/** Automation control point selection is mostly manipulated using the selected state
* of the ControlPoints themselves. For example, to add a point to a selection, its
* ControlPoint is marked as selected and then this method is called. It sets up
* our PointSelection from the selected ControlPoints of a given AutomationLine.
*
* We can't use ControlPoints directly in the selection, as we need to express a
* selection of not just a visible ControlPoint but also (possibly) some invisible
* points nearby. Hence the selection stores AutomationRanges, and these are synced
* with ControlPoint selection state using AutomationLine::set_selected_points.
*/
void
Selection::set_point_selection_from_line (AutomationLine const & line)
{
points.clear ();
AutomationRange current (DBL_MAX, 0, 1, 0, &line.trackview);
for (uint32_t i = 0; i < line.npoints(); ++i) {
ControlPoint const * cp = line.nth (i);
if (cp->get_selected()) {
/* x and y position of this control point in coordinates suitable for
an AutomationRange (ie model time and fraction of track height)
*/
double const x = (*(cp->model()))->when;
double const y = 1 - (cp->get_y() / line.trackview.current_height ());
/* work out the position of a rectangle the size of a control point centred
on this point
*/
double const size = cp->size ();
double const x_size = line.time_converter().from (line.trackview.editor().pixel_to_frame (size));
double const y_size = size / line.trackview.current_height ();
double const x1 = x - x_size / 2;
double const x2 = x + x_size / 2;
double const y1 = y - y_size / 2;
double const y2 = y + y_size / 2;
/* extend the current AutomationRange to put this point in */
current.start = min (current.start, x1);
current.end = max (current.end, x2);
current.low_fract = min (current.low_fract, y1);
current.high_fract = max (current.high_fract, y2);
} else {
/* this point isn't selected; if the current AutomationRange has some
stuff in it, push it onto the list and make a new one
*/
if (current.start < DBL_MAX) {
points.push_back (current);
current = AutomationRange (DBL_MAX, 0, 1, 0, &line.trackview);
}
}
}
/* Maybe push the current AutomationRange, as above */
if (current.start < DBL_MAX) {
points.push_back (current);
current = AutomationRange (DBL_MAX, 0, 1, 0, &line.trackview);
}
PointsChanged (); /* EMIT SIGNAL */
}
XMLNode&
Selection::get_state () const
{
/* XXX: not complete; just sufficient to get track selection state
so that re-opening plugin windows for editor mixer strips works
*/
XMLNode* node = new XMLNode (X_("Selection"));
for (TrackSelection::const_iterator i = tracks.begin(); i != tracks.end(); ++i) {
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (*i);
AutomationTimeAxisView* atv = dynamic_cast<AutomationTimeAxisView*> (*i);
if (rtv) {
XMLNode* t = node->add_child (X_("RouteView"));
t->add_property (X_("id"), atoi (rtv->route()->id().to_s().c_str()));
} else if (atv) {
XMLNode* t = node->add_child (X_("AutomationView"));
t->add_property (X_("id"), atoi (atv->parent_route()->id().to_s().c_str()));
t->add_property (X_("parameter"), EventTypeMap::instance().to_symbol (atv->control()->parameter ()));
}
}
return *node;
}
int
Selection::set_state (XMLNode const & node, int)
{
if (node.name() != X_("Selection")) {
return -1;
}
XMLNodeList children = node.children ();
for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
if ((*i)->name() == X_("RouteView")) {
XMLProperty* prop_id = (*i)->property (X_("id"));
assert (prop_id);
PBD::ID id (prop_id->value ());
RouteTimeAxisView* rtv = editor->get_route_view_by_route_id (id);
if (rtv) {
add (rtv);
}
} else if ((*i)->name() == X_("AutomationView")) {
XMLProperty* prop_id = (*i)->property (X_("id"));
XMLProperty* prop_parameter = (*i)->property (X_("parameter"));
assert (prop_id);
assert (prop_parameter);
PBD::ID id (prop_id->value ());
RouteTimeAxisView* rtv = editor->get_route_view_by_route_id (id);
if (rtv) {
boost::shared_ptr<AutomationTimeAxisView> atv = rtv->automation_child (EventTypeMap::instance().new_parameter (prop_parameter->value ()));
/* the automation could be for an entity that was never saved
in the session file. Don't freak out if we can't find
it.
*/
if (atv) {
add (atv.get());
}
}
}
}
return 0;
}