remove offset from process callback tree. some breakage may have occured. yes, really.
[ardour.git] / libs / ardour / session_command.cc
index 3d2da887b05f7139720274fd76e9ca7b2f91fad1..cf9cd6f7c904499c1a89ab34c831b5b37c61f637 100644 (file)
@@ -1,35 +1,61 @@
-#include <ardour/session.h>
-#include <ardour/route.h>
-#include <pbd/memento_command.h>
-#include <ardour/diskstream.h>
-#include <ardour/playlist.h>
-#include <ardour/audioplaylist.h>
-#include <ardour/audio_track.h>
-#include <ardour/tempo.h>
-#include <ardour/audiosource.h>
-#include <ardour/audioregion.h>
-#include <pbd/error.h>
-#include <pbd/statefuldestructible.h>
+/*
+    Copyright (C) 2000-2007 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 "ardour/session.h"
+#include "ardour/route.h"
+#include "pbd/memento_command.h"
+#include "ardour/diskstream.h"
+#include "ardour/playlist.h"
+#include "ardour/audioplaylist.h"
+#include "ardour/audio_track.h"
+#include "ardour/midi_playlist.h"
+#include "ardour/midi_track.h"
+#include "ardour/tempo.h"
+#include "ardour/audiosource.h"
+#include "ardour/audioregion.h"
+#include "ardour/midi_source.h"
+#include "ardour/midi_region.h"
+#include "pbd/error.h"
+#include "pbd/id.h"
+#include "pbd/statefuldestructible.h"
+#include "pbd/failed_constructor.h"
+#include "evoral/Curve.hpp"
 
 using namespace PBD;
+using namespace ARDOUR;
 
 #include "i18n.h"
 
-namespace ARDOUR {
-
 void Session::register_with_memento_command_factory(PBD::ID id, PBD::StatefulThingWithGoingAway *ptr)
 {
     registry[id] = ptr;
 }
     
-Command *Session::memento_command_factory(XMLNode *n)
+Command *
+Session::memento_command_factory(XMLNode *n)
 {
     PBD::ID id;
     XMLNode *before = 0, *after = 0;
-    XMLNode *child;
+    XMLNode *child = 0;
 
     /* get id */
-    id = PBD::ID(n->property("obj_id")->value());
+    id = PBD::ID(n->property("obj-id")->value());
 
     /* get before/after */
 
@@ -47,139 +73,474 @@ Command *Session::memento_command_factory(XMLNode *n)
            before = new XMLNode(*n->children().front());
            after = new XMLNode(*n->children().back());
            child = before;
-    }
+    } 
                    
-    if (!child)
-    {
+    if (!child) {
        error << _("Tried to reconstitute a MementoCommand with no contents, failing. id=") << id.to_s() << endmsg;
        return 0;
     }
 
     /* create command */
-    string obj_T = n->property ("type_name")->value();
-    if (obj_T == typeid (AudioRegion).name() || obj_T == typeid (Region).name()) {
-           if (audio_regions.count(id))
-                   return new MementoCommand<AudioRegion>(*audio_regions[id], before, after);
-    } else if (obj_T == typeid (AudioSource).name()) {
-           if (audio_sources.count(id))
-                   return new MementoCommand<AudioSource>(*audio_sources[id], before, after);
+    string obj_T = n->property ("type-name")->value();
+    if (obj_T == typeid (AudioRegion).name() || obj_T == typeid (MidiRegion).name() || obj_T == typeid (Region).name()) {
+           if (regions.count(id)) {
+                   return new MementoCommand<Region>(*regions[id], before, after);
+           }
+    } else if (obj_T == typeid (AudioSource).name() || obj_T == typeid (MidiSource).name()) {
+           if (sources.count(id))
+                   return new MementoCommand<Source>(*sources[id], before, after);
     } else if (obj_T == typeid (Location).name()) {
-           return new MementoCommand<Location>(*_locations.get_location_by_id(id), before, after);
+           Location* loc = _locations.get_location_by_id(id);
+           if (loc) {
+                   return new MementoCommand<Location>(*loc, before, after);
+           }
     } else if (obj_T == typeid (Locations).name()) {
            return new MementoCommand<Locations>(_locations, before, after);
     } else if (obj_T == typeid (TempoMap).name()) {
            return new MementoCommand<TempoMap>(*_tempo_map, before, after);
-    } else if (obj_T == typeid (Playlist).name() || obj_T == typeid (AudioPlaylist).name()) {
-           if (Playlist *pl = playlist_by_name(child->property("name")->value()))
-                   return new MementoCommand<Playlist>(*pl, before, after);
-    } else if (obj_T == typeid (Route).name() || obj_T == typeid (AudioTrack).name()) { 
+    } else if (obj_T == typeid (Playlist).name() || obj_T == typeid (AudioPlaylist).name() || obj_T == typeid (MidiPlaylist).name()) {
+           if (boost::shared_ptr<Playlist> pl = playlist_by_name(child->property("name")->value())) {
+                   return new MementoCommand<Playlist>(*(pl.get()), before, after);
+           }
+    } else if (obj_T == typeid (Route).name() || obj_T == typeid (AudioTrack).name() || obj_T == typeid(MidiTrack).name()) { 
            return new MementoCommand<Route>(*route_by_id(id), before, after);
-    } else if (obj_T == typeid (Curve).name() || obj_T == typeid (AutomationList).name()) {
-           if (automation_lists.count(id))
-                   return new MementoCommand<AutomationList>(*automation_lists[id], before, after);
+    } else if (obj_T == typeid (Evoral::Curve).name() || obj_T == typeid (AutomationList).name()) {
+               std::map<PBD::ID, AutomationList*>::iterator i = automation_lists.find(id);
+               if (i != automation_lists.end()) {
+                   return new MementoCommand<AutomationList>(*i->second, before, after);
+               }
     } else if (registry.count(id)) { // For Editor and AutomationLine which are off-limits here
            return new MementoCommand<PBD::StatefulThingWithGoingAway>(*registry[id], before, after);
     }
 
     /* we failed */
     error << string_compose (_("could not reconstitute MementoCommand from XMLNode. object type = %1 id = %2"), obj_T, id.to_s()) << endmsg;
+
     return 0 ;
 }
 
+Command *
+Session::global_state_command_factory (const XMLNode& node)
+{
+       const XMLProperty* prop;
+       Command* command = 0;
+
+       if ((prop = node.property ("type")) == 0) {
+               error << _("GlobalRouteStateCommand has no \"type\" node, ignoring") << endmsg;
+               return 0;
+       }
+       
+       try {
+
+               if (prop->value() == "solo") {
+                       command = new GlobalSoloStateCommand (*this, node);
+               } else if (prop->value() == "mute") {
+                       command = new GlobalMuteStateCommand (*this, node);
+               } else if (prop->value() == "rec-enable") {
+                       command = new GlobalRecordEnableStateCommand (*this, node);
+               } else if (prop->value() == "metering") {
+                       command = new GlobalMeteringStateCommand (*this, node);
+               } else {
+                       error << string_compose (_("unknown type of GlobalRouteStateCommand (%1), ignored"), prop->value()) << endmsg;
+               }
+       }
+
+       catch (failed_constructor& err) {
+               return 0;
+       }
+
+       return command;
+}
+
+Session::GlobalRouteStateCommand::GlobalRouteStateCommand (Session& s, void* p)
+       : sess (s), src (p)
+{
+}
+
+Session::GlobalRouteStateCommand::GlobalRouteStateCommand (Session& s, const XMLNode& node)
+       : sess (s), src (this)
+{
+       if (set_state (node)) {
+               throw failed_constructor ();
+       }
+}
+
+int
+Session::GlobalRouteStateCommand::set_state (const XMLNode& node)
+{
+       GlobalRouteBooleanState states;
+       XMLNodeList nlist;
+       const XMLProperty* prop;
+       XMLNode* child;
+       XMLNodeConstIterator niter;
+       int loop;
+
+       before.clear ();
+       after.clear ();
+       
+       for (loop = 0; loop < 2; ++loop) {
+
+               const char *str;
+
+               if (loop) {
+                       str = "after";
+               } else {
+                       str = "before";
+               }
+               
+               if ((child = node.child (str)) == 0) {
+                       warning << string_compose (_("global route state command has no \"%1\" node, ignoring entire command"), str) << endmsg;
+                       return -1;
+               }
+
+               nlist = child->children();
+
+               for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
+                       
+                       RouteBooleanState rbs;
+                       boost::shared_ptr<Route> route;
+                       ID id;
+                       
+                       prop = (*niter)->property ("id");
+                       id = prop->value ();
+                       
+                       if ((route = sess.route_by_id (id)) == 0) {
+                               warning << string_compose (_("cannot find track/bus \"%1\" while rebuilding a global route state command, ignored"), id.to_s()) << endmsg;
+                               continue;
+                       }
+                       
+                       rbs.first = boost::weak_ptr<Route> (route);
+                       
+                       prop = (*niter)->property ("yn");
+                       rbs.second = (prop->value() == "1");
+                       
+                       if (loop) {
+                               after.push_back (rbs);
+                       } else {
+                               before.push_back (rbs);
+                       }
+               }
+       }
+
+       return 0;
+}
+
+XMLNode&
+Session::GlobalRouteStateCommand::get_state ()
+{
+       XMLNode* node = new XMLNode (X_("GlobalRouteStateCommand"));
+       XMLNode* nbefore = new XMLNode (X_("before"));
+       XMLNode* nafter = new XMLNode (X_("after"));
+
+       for (Session::GlobalRouteBooleanState::iterator x = before.begin(); x != before.end(); ++x) {
+               XMLNode* child = new XMLNode ("s");
+               boost::shared_ptr<Route> r = x->first.lock();
+
+               if (r) {
+                       child->add_property (X_("id"), r->id().to_s());
+                       child->add_property (X_("yn"), (x->second ? "1" : "0"));
+                       nbefore->add_child_nocopy (*child);
+               }
+       }
+
+       for (Session::GlobalRouteBooleanState::iterator x = after.begin(); x != after.end(); ++x) {
+               XMLNode* child = new XMLNode ("s");
+               boost::shared_ptr<Route> r = x->first.lock();
+
+               if (r) {
+                       child->add_property (X_("id"), r->id().to_s());
+                       child->add_property (X_("yn"), (x->second ? "1" : "0"));
+                       nafter->add_child_nocopy (*child);
+               }
+       }
+
+       node->add_child_nocopy (*nbefore);
+       node->add_child_nocopy (*nafter);
+
+       return *node;
+}
+
 // solo
+
 Session::GlobalSoloStateCommand::GlobalSoloStateCommand(Session &sess, void *src)
-    : sess(sess), src(src)
+       : GlobalRouteStateCommand (sess, src)
 {
     after = before = sess.get_global_route_boolean(&Route::soloed);
 }
-void Session::GlobalSoloStateCommand::mark()
+
+Session::GlobalSoloStateCommand::GlobalSoloStateCommand (Session& sess, const XMLNode& node)
+       : Session::GlobalRouteStateCommand (sess, node)
+{
+}
+
+void 
+Session::GlobalSoloStateCommand::mark()
 {
     after = sess.get_global_route_boolean(&Route::soloed);
 }
-void Session::GlobalSoloStateCommand::operator()()
+
+void 
+Session::GlobalSoloStateCommand::operator()()
 {
     sess.set_global_solo(after, src);
 }
-void Session::GlobalSoloStateCommand::undo()
+
+void 
+Session::GlobalSoloStateCommand::undo()
 {
     sess.set_global_solo(before, src);
 }
-XMLNode &Session::GlobalSoloStateCommand::get_state()
+
+XMLNode&
+Session::GlobalSoloStateCommand::get_state()
 {
-    XMLNode *node = new XMLNode("GlobalSoloStateCommand");
-    return *node;
+       XMLNode& node = GlobalRouteStateCommand::get_state();
+       node.add_property ("type", "solo");
+       return node;
 }
 
 // mute
 Session::GlobalMuteStateCommand::GlobalMuteStateCommand(Session &sess, void *src)
-    : sess(sess), src(src)
+       : GlobalRouteStateCommand (sess, src)
 {
     after = before = sess.get_global_route_boolean(&Route::muted);
 }
-void Session::GlobalMuteStateCommand::mark()
+
+Session::GlobalMuteStateCommand::GlobalMuteStateCommand (Session& sess, const XMLNode& node)
+       : Session::GlobalRouteStateCommand (sess, node)
+{
+}
+
+void 
+Session::GlobalMuteStateCommand::mark()
 {
-    after = sess.get_global_route_boolean(&Route::muted);
+       after = sess.get_global_route_boolean(&Route::muted);
 }
-void Session::GlobalMuteStateCommand::operator()()
+
+void 
+Session::GlobalMuteStateCommand::operator()()
 {
-    sess.set_global_mute(after, src);
+       sess.set_global_mute(after, src);
 }
-void Session::GlobalMuteStateCommand::undo()
+
+void 
+Session::GlobalMuteStateCommand::undo()
 {
-    sess.set_global_mute(before, src);
+       sess.set_global_mute(before, src);
 }
-XMLNode &Session::GlobalMuteStateCommand::get_state()
+
+XMLNode&
+Session::GlobalMuteStateCommand::get_state()
 {
-    XMLNode *node = new XMLNode("GlobalMuteStateCommand");
-    return *node;
+       XMLNode& node = GlobalRouteStateCommand::get_state();
+       node.add_property ("type", "mute");
+       return node;
 }
 
 // record enable
 Session::GlobalRecordEnableStateCommand::GlobalRecordEnableStateCommand(Session &sess, void *src) 
-    : sess(sess), src(src)
+       : GlobalRouteStateCommand (sess, src)
 {
-    after = before = sess.get_global_route_boolean(&Route::record_enabled);
+       after = before = sess.get_global_route_boolean(&Route::record_enabled);
 }
-void Session::GlobalRecordEnableStateCommand::mark()
+
+Session::GlobalRecordEnableStateCommand::GlobalRecordEnableStateCommand (Session& sess, const XMLNode& node)
+       : Session::GlobalRouteStateCommand (sess, node)
 {
-    after = sess.get_global_route_boolean(&Route::record_enabled);
 }
-void Session::GlobalRecordEnableStateCommand::operator()()
+
+void 
+Session::GlobalRecordEnableStateCommand::mark()
 {
-    sess.set_global_record_enable(after, src);
+       after = sess.get_global_route_boolean(&Route::record_enabled);
 }
-void Session::GlobalRecordEnableStateCommand::undo()
+
+void 
+Session::GlobalRecordEnableStateCommand::operator()()
+{
+       sess.set_global_record_enable(after, src);
+}
+
+void 
+Session::GlobalRecordEnableStateCommand::undo()
 {
-    sess.set_global_record_enable(before, src);
+       sess.set_global_record_enable(before, src);
 }
-XMLNode &Session::GlobalRecordEnableStateCommand::get_state()
+
+XMLNode& 
+Session::GlobalRecordEnableStateCommand::get_state()
 {
-    XMLNode *node = new XMLNode("GlobalRecordEnableStateCommand");
-    return *node;
+       XMLNode& node = GlobalRouteStateCommand::get_state();
+       node.add_property ("type", "rec-enable");
+       return node;
 }
 
 // metering
-Session::GlobalMeteringStateCommand::GlobalMeteringStateCommand(Session &sess, void *src
-    : sess(sess), src(src)
+Session::GlobalMeteringStateCommand::GlobalMeteringStateCommand(Session &s, void *p
+       : sess (s), src (p)
 {
-    after = before = sess.get_global_route_metering();
+       after = before = sess.get_global_route_metering();
 }
-void Session::GlobalMeteringStateCommand::mark()
+
+Session::GlobalMeteringStateCommand::GlobalMeteringStateCommand (Session& s, const XMLNode& node)
+       : sess (s), src (this)
 {
-    after = sess.get_global_route_metering();
+       if (set_state (node)) {
+               throw failed_constructor();
+       }
 }
-void Session::GlobalMeteringStateCommand::operator()()
+
+void 
+Session::GlobalMeteringStateCommand::mark()
 {
-    sess.set_global_route_metering(after, src);
+       after = sess.get_global_route_metering();
 }
-void Session::GlobalMeteringStateCommand::undo()
+
+void 
+Session::GlobalMeteringStateCommand::operator()()
 {
-    sess.set_global_route_metering(before, src);
+       sess.set_global_route_metering(after, src);
 }
-XMLNode &Session::GlobalMeteringStateCommand::get_state()
+
+void 
+Session::GlobalMeteringStateCommand::undo()
 {
-    XMLNode *node = new XMLNode("GlobalMeteringStateCommand");
-    return *node;
+       sess.set_global_route_metering(before, src);
 }
 
-} // namespace ARDOUR
+XMLNode&
+Session::GlobalMeteringStateCommand::get_state()
+{
+       XMLNode* node = new XMLNode (X_("GlobalRouteStateCommand"));
+       XMLNode* nbefore = new XMLNode (X_("before"));
+       XMLNode* nafter = new XMLNode (X_("after"));
+
+       for (Session::GlobalRouteMeterState::iterator x = before.begin(); x != before.end(); ++x) {
+               XMLNode* child = new XMLNode ("s");
+               boost::shared_ptr<Route> r = x->first.lock();
+
+               if (r) {
+                       child->add_property (X_("id"), r->id().to_s());
+
+                       const char* meterstr = 0;
+                       
+                       switch (x->second) {
+                       case MeterInput:
+                               meterstr = X_("input");
+                               break;
+                       case MeterPreFader:
+                               meterstr = X_("pre");
+                               break;
+                       case MeterPostFader:
+                               meterstr = X_("post");
+                               break;
+                       default:
+                               fatal << string_compose (_("programming error: %1") , "no meter state in Session::GlobalMeteringStateCommand::get_state") << endmsg;
+                       }
+
+                       child->add_property (X_("meter"), meterstr);
+                       nbefore->add_child_nocopy (*child);
+               }
+       }
+
+       for (Session::GlobalRouteMeterState::iterator x = after.begin(); x != after.end(); ++x) {
+               XMLNode* child = new XMLNode ("s");
+               boost::shared_ptr<Route> r = x->first.lock();
+
+               if (r) {
+                       child->add_property (X_("id"), r->id().to_s());
+
+                       const char* meterstr;
+                       
+                       switch (x->second) {
+                       case MeterInput:
+                               meterstr = X_("input");
+                               break;
+                       case MeterPreFader:
+                               meterstr = X_("pre");
+                               break;
+                       case MeterPostFader:
+                               meterstr = X_("post");
+                               break;
+                       default: meterstr = "";
+                       }
+
+                       child->add_property (X_("meter"), meterstr);
+                       nafter->add_child_nocopy (*child);
+               }
+       }
+
+       node->add_child_nocopy (*nbefore);
+       node->add_child_nocopy (*nafter);
+
+       node->add_property ("type", "metering");
+
+       return *node;
+}
+
+int
+Session::GlobalMeteringStateCommand::set_state (const XMLNode& node)
+{
+       GlobalRouteBooleanState states;
+       XMLNodeList nlist;
+       const XMLProperty* prop;
+       XMLNode* child;
+       XMLNodeConstIterator niter;
+       int loop;
+
+       before.clear ();
+       after.clear ();
+       
+       for (loop = 0; loop < 2; ++loop) {
+
+               const char *str;
+
+               if (loop) {
+                       str = "after";
+               } else {
+                       str = "before";
+               }
+               
+               if ((child = node.child (str)) == 0) {
+                       warning << string_compose (_("global route meter state command has no \"%1\" node, ignoring entire command"), str) << endmsg;
+                       return -1;
+               }
+
+               nlist = child->children();
+
+               for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
+                       
+                       RouteMeterState rms;
+                       boost::shared_ptr<Route> route;
+                       ID id;
+                       
+                       prop = (*niter)->property ("id");
+                       id = prop->value ();
+                       
+                       if ((route = sess.route_by_id (id)) == 0) {
+                               warning << string_compose (_("cannot find track/bus \"%1\" while rebuilding a global route state command, ignored"), id.to_s()) << endmsg;
+                               continue;
+                       }
+                       
+                       rms.first = boost::weak_ptr<Route> (route);
+                       
+                       prop = (*niter)->property ("meter");
+
+                       if (prop->value() == X_("pre")) {
+                               rms.second = MeterPreFader;
+                       } else if (prop->value() == X_("post")) {
+                               rms.second = MeterPostFader;
+                       } else {
+                               rms.second = MeterInput;
+                       }
+                       
+                       if (loop) {
+                               after.push_back (rms);
+                       } else {
+                               before.push_back (rms);
+                       }
+               }
+       }
+
+       return 0;
+}