Pan automation/serialization fixes.
[ardour.git] / gtk2_ardour / audio_time_axis.cc
index 13383fa6a4660e5141f46d901d5a7bd05adacfd2..6e80c0b636a662d24da230d81b774f94d5d1d7c1 100644 (file)
@@ -15,7 +15,6 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id$
 */
 
 #include <cstdlib>
@@ -30,7 +29,7 @@
 
 #include <pbd/error.h>
 #include <pbd/stl_delete.h>
-#include <pbd/whitespace.h>
+#include <pbd/memento_command.h>
 
 #include <gtkmm2ext/gtk_ui.h>
 #include <gtkmm2ext/selector.h>
@@ -40,7 +39,7 @@
 
 #include <ardour/audioplaylist.h>
 #include <ardour/audio_diskstream.h>
-#include <ardour/insert.h>
+#include <ardour/processor.h>
 #include <ardour/location.h>
 #include <ardour/panner.h>
 #include <ardour/playlist.h>
 
 #include "ardour_ui.h"
 #include "audio_time_axis.h"
-#include "automation_gain_line.h"
-#include "automation_pan_line.h"
+#include "automation_line.h"
 #include "canvas_impl.h"
 #include "crossfade_view.h"
 #include "enums.h"
-#include "gain_automation_time_axis.h"
+#include "automation_time_axis.h"
 #include "keyboard.h"
-#include "pan_automation_time_axis.h"
 #include "playlist_selector.h"
-#include "plugin_selector.h"
-#include "plugin_ui.h"
 #include "prompter.h"
 #include "public_editor.h"
-#include "audio_regionview.h"
+#include "audio_region_view.h"
 #include "simplerect.h"
 #include "audio_streamview.h"
 #include "utils.h"
@@ -86,16 +81,12 @@ AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, boost::sh
        assert(!is_track() || is_audio_track());
 
        subplugin_menu.set_name ("ArdourContextMenu");
-       gain_track = 0;
-       pan_track = 0;
        waveform_item = 0;
-       pan_automation_item = 0;
-       gain_automation_item = 0;
 
        _view = new AudioStreamView (*this);
 
-       add_gain_automation_child ();
-       add_pan_automation_child ();
+       create_automation_child (GainAutomation);
+       create_automation_child (PanAutomation);
 
        ignore_toggle = false;
 
@@ -109,8 +100,8 @@ AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, boost::sh
 
        /* map current state of the route */
 
-       redirects_changed (0);
-       reset_redirect_automation_curves ();
+       processors_changed ();
+       reset_processor_automation_curves ();
 
        ensure_xml_node ();
 
@@ -118,22 +109,16 @@ AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, boost::sh
        
        _route->panner().Changed.connect (mem_fun(*this, &AudioTimeAxisView::update_pans));
 
-       if (is_audio_track()) {
+       update_control_names ();
 
-               controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
-               controls_base_selected_name = "AudioTrackControlsBaseSelected";
-               controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
+       if (is_audio_track()) {
 
                /* ask for notifications of any new RegionViews */
                _view->RegionViewAdded.connect (mem_fun(*this, &AudioTimeAxisView::region_view_added));
                _view->attach ();
-
-       } else { /* bus */
-
-               controls_ebox.set_name ("AudioBusControlsBaseUnselected");
-               controls_base_selected_name = "AudioBusControlsBaseSelected";
-               controls_base_unselected_name = "AudioBusControlsBaseUnselected";
        }
+
+       post_construct ();
 }
 
 AudioTimeAxisView::~AudioTimeAxisView ()
@@ -164,81 +149,6 @@ AudioTimeAxisView::hide ()
        TimeAxisView::hide ();
 }
 
-void
-AudioTimeAxisView::set_state (const XMLNode& node)
-{
-       const XMLProperty *prop;
-       
-       TimeAxisView::set_state (node);
-       
-       if ((prop = node.property ("shown_editor")) != 0) {
-               if (prop->value() == "no") {
-                       _marked_for_display = false;
-               } else {
-                       _marked_for_display = true;
-               }
-       } else {
-               _marked_for_display = true;
-       }
-       
-       XMLNodeList nlist = node.children();
-       XMLNodeConstIterator niter;
-       XMLNode *child_node;
-       
-       
-       show_gain_automation = false;
-       show_pan_automation  = false;
-       
-       for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
-               child_node = *niter;
-
-               if (child_node->name() == "gain") {
-                       XMLProperty *prop=child_node->property ("shown");
-                       
-                       if (prop != 0) {
-                               if (prop->value() == "yes") {
-                                       show_gain_automation = true;
-                               }
-                       }
-                       continue;
-               }
-               
-               if (child_node->name() == "pan") {
-                       XMLProperty *prop=child_node->property ("shown");
-                       
-                       if (prop != 0) {
-                               if (prop->value() == "yes") {
-                                       show_pan_automation = true;
-                               }                       
-                       }
-                       continue;
-               }
-       }
-}
-
-void
-AudioTimeAxisView::build_automation_action_menu ()
-{
-       using namespace Menu_Helpers;
-
-       RouteTimeAxisView::build_automation_action_menu ();
-
-       MenuList& automation_items = automation_action_menu->items();
-       
-       automation_items.push_back (SeparatorElem());
-
-       automation_items.push_back (CheckMenuElem (_("Fader"), 
-                                                  mem_fun(*this, &AudioTimeAxisView::toggle_gain_track)));
-       gain_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
-       gain_automation_item->set_active(show_gain_automation);
-
-       automation_items.push_back (CheckMenuElem (_("Pan"),
-                                                  mem_fun(*this, &AudioTimeAxisView::toggle_pan_track)));
-       pan_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
-       pan_automation_item->set_active(show_pan_automation);
-       
-}
-
 void
 AudioTimeAxisView::append_extra_display_menu_items ()
 {
@@ -261,15 +171,53 @@ AudioTimeAxisView::append_extra_display_menu_items ()
        waveform_item->set_active (editor.show_waveforms());
        ignore_toggle = false;
 
+       waveform_items.push_back (SeparatorElem());
+       
        RadioMenuItem::Group group;
-
+       
        waveform_items.push_back (RadioMenuElem (group, _("Traditional"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Traditional)));
        traditional_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 
        waveform_items.push_back (RadioMenuElem (group, _("Rectified"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Rectified)));
        rectified_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 
+       waveform_items.push_back (SeparatorElem());
+       
+       RadioMenuItem::Group group2;
+
+       waveform_items.push_back (RadioMenuElem (group2, _("Linear"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_scale), LinearWaveform)));
+       linearscale_item = static_cast<RadioMenuItem *> (&waveform_items.back());
+
+       waveform_items.push_back (RadioMenuElem (group2, _("Logarithmic"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_scale), LogWaveform)));
+       logscale_item = static_cast<RadioMenuItem *> (&waveform_items.back());
+
+       // setting initial item state
+       AudioStreamView* asv = audio_view();
+       if (asv) {
+               ignore_toggle = true;
+               if (asv->get_waveform_shape() == Rectified) 
+                       rectified_item->set_active(true);
+               else traditional_item->set_active(true);
+
+               if (asv->get_waveform_scale() == LogWaveform) 
+                       logscale_item->set_active(true);
+               else linearscale_item->set_active(true);
+               ignore_toggle = false;
+       }
+
        items.push_back (MenuElem (_("Waveform"), *waveform_menu));
+
+
+       Menu *layers_menu = manage(new Menu);
+       MenuList &layers_items = layers_menu->items();
+       layers_menu->set_name("ArdourContextMenu");
+
+       RadioMenuItem::Group layers_group;
+       
+       layers_items.push_back(RadioMenuElem (layers_group, _("Overlaid"), bind (mem_fun (*this, &AudioTimeAxisView::set_layer_display), Overlaid)));
+       layers_items.push_back(RadioMenuElem (layers_group, _("Stacked"), bind (mem_fun (*this, &AudioTimeAxisView::set_layer_display), Stacked)));
+
+       items.push_back (MenuElem (_("Layers"), *layers_menu));
 }
 
 void
@@ -311,7 +259,7 @@ AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
 {
        AudioStreamView* asv = audio_view();
 
-       if (asv) {
+       if (asv && !ignore_toggle) {
                asv->set_waveform_shape (shape);
        }
 
@@ -319,79 +267,45 @@ AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
 }      
 
 void
-AudioTimeAxisView::add_gain_automation_child ()
+AudioTimeAxisView::set_waveform_scale (WaveformScale scale)
 {
-       XMLProperty* prop;
-       AutomationLine* line;
-
-       gain_track = new GainAutomationTimeAxisView (_session,
-                                                    _route,
-                                                    editor,
-                                                    *this,
-                                                    parent_canvas,
-                                                    _("gain"),
-                                                    _route->gain_automation_curve());
-       
-       line = new AutomationGainLine ("automation gain",
-                                      _session,
-                                      *gain_track,
-                                      *gain_track->canvas_display,
-                                      _route->gain_automation_curve());
-
-       line->set_line_color (color_map[cAutomationLine]);
-       
-
-       gain_track->add_line (*line);
-
-       add_child (gain_track);
-
-       gain_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::gain_hidden));
-
-       bool hideit = true;
-       
-       XMLNode* node;
+       AudioStreamView* asv = audio_view();
 
-       if ((node = gain_track->get_state_node()) != 0) {
-               if  ((prop = node->property ("shown")) != 0) {
-                       if (prop->value() == "yes") {
-                               hideit = false;
-                       }
-               } 
+       if (asv && !ignore_toggle) {
+               asv->set_waveform_scale (scale);
        }
 
-       if (hideit) {
-               gain_track->hide ();
-       }
-}
+       map_frozen ();
+}      
 
 void
-AudioTimeAxisView::add_pan_automation_child ()
+AudioTimeAxisView::create_automation_child (ParamID param)
 {
-       XMLProperty* prop;
+       if (param.type() == GainAutomation) {
 
-       pan_track = new PanAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, _("pan"));
+               boost::shared_ptr<AutomationControl> c = _route->gain_control();
+               if (!c) {
+                       error << "Route has no gain automation, unable to add automation track view." << endmsg;
+                       return;
+               }
 
-       update_pans ();
-       
-       add_child (pan_track);
+               boost::shared_ptr<AutomationTimeAxisView> gain_track(new AutomationTimeAxisView (_session,
+                               _route, _route, c,
+                               editor,
+                               *this,
+                               parent_canvas,
+                               _route->describe_parameter(param),
+                               c->list()->param_id().to_string() /* FIXME: correct state name? */));
 
-       pan_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::pan_hidden));
+               add_automation_child(ParamID(GainAutomation), gain_track);
 
-       ensure_xml_node ();
-       bool hideit = true;
-       
-       XMLNode* node;
+       } else if (param.type() == PanAutomation) {
 
-       if ((node = pan_track->get_state_node()) != 0) {
-               if ((prop = node->property ("shown")) != 0) {
-                       if (prop->value() == "yes") {
-                               hideit = false;
-                       }
-               } 
-       }
+               ensure_xml_node ();
+               update_pans ();
 
-       if (hideit) {
-               pan_track->hide ();
+       } else {
+               error << "AudioTimeAxisView: unknown automation child " << param.to_string() << endmsg;
        }
 }
 
@@ -399,109 +313,48 @@ void
 AudioTimeAxisView::update_pans ()
 {
        Panner::iterator p;
-       
-       pan_track->clear_lines ();
-       
-       /* we don't draw lines for "greater than stereo" panning.
-        */
-
-       if (_route->n_outputs() > 2) {
-               return;
-       }
-
-       for (p = _route->panner().begin(); p != _route->panner().end(); ++p) {
-
-               AutomationLine* line;
-
-               line = new AutomationPanLine ("automation pan", _session, *pan_track,
-                                             *pan_track->canvas_display, 
-                                             (*p)->automation());
 
-               if (p == _route->panner().begin()) {
-                       /* first line is a nice orange */
-                       line->set_line_color (color_map[cLeftPanAutomationLine]);
-               } else {
-                       /* second line is a nice blue */
-                       line->set_line_color (color_map[cRightPanAutomationLine]);
+       /* This is a filthy kludge until the panner stuff gets up to speed. */
+
+       /* Remove all our old automation tracks.  Slowly. */
+       /*while (true) {
+               bool found = false;
+               for (AutomationTracks::iterator i = _automation_tracks.begin(); i != _automation_tracks.end(); ++i) {
+                       if (i->first.type() == PanAutomation) {
+                               remove_child(i->second->track);
+                               delete i->second;
+                               _automation_tracks.erase(i);
+                               found = true;
+                               break;
+                       }
                }
 
-               pan_track->add_line (*line);
-       }
-}
+               if ( ! found)
+                       break;
+       }*/
+       
+       /* Man I hate that damn stereo->stereo panner */
+       uint32_t i = 0;
+       for (p = _route->panner().begin(); p != _route->panner().end(); ++p) {
+               boost::shared_ptr<AutomationControl> pan_control = (*p)->pan_control();
                
-void
-AudioTimeAxisView::toggle_gain_track ()
-{
-
-       bool showit = gain_automation_item->get_active();
-
-       if (showit != gain_track->marked_for_display()) {
-               if (showit) {
-                       gain_track->set_marked_for_display (true);
-                       gain_track->canvas_display->show();
-                       gain_track->get_state_node()->add_property ("shown", X_("yes"));
-               } else {
-                       gain_track->set_marked_for_display (false);
-                       gain_track->hide ();
-                       gain_track->get_state_node()->add_property ("shown", X_("no"));
+               if (pan_control->list()->param_id().type() == NullAutomation) {
+                       error << "Pan control has NULL automation type!" << endmsg;
+                       continue;
                }
 
-               /* now trigger a redisplay */
-               
-               if (!no_redraw) {
-                        _route->gui_changed (X_("track_height"), (void *) 0); /* EMIT_SIGNAL */
-               }
+               boost::shared_ptr<AutomationTimeAxisView> pan_track(new AutomationTimeAxisView (_session,
+                                       _route, _route/*FIXME*/, pan_control, 
+                                       editor,
+                                       *this,
+                                       parent_canvas,
+                                       _route->describe_parameter(pan_control->list()->param_id()),
+                                       pan_control->list()->param_id().to_string()/* FIXME: correct state name? */));
+               add_automation_child(ParamID(PanAutomation, i), pan_track);
+               ++i;
        }
 }
-
-void
-AudioTimeAxisView::gain_hidden ()
-{
-       gain_track->get_state_node()->add_property (X_("shown"), X_("no"));
-
-       if (gain_automation_item && !_hidden) {
-               gain_automation_item->set_active (false);
-       }
-
-        _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
-}
-
-void
-AudioTimeAxisView::toggle_pan_track ()
-{
-       bool showit = pan_automation_item->get_active();
-
-       if (showit != pan_track->marked_for_display()) {
-               if (showit) {
-                       pan_track->set_marked_for_display (true);
-                       pan_track->canvas_display->show();
-                       pan_track->get_state_node()->add_property ("shown", X_("yes"));
-               } else {
-                       pan_track->set_marked_for_display (false);
-                       pan_track->hide ();
-                       pan_track->get_state_node()->add_property ("shown", X_("no"));
-               }
-
-               /* now trigger a redisplay */
                
-               if (!no_redraw) {
-                        _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
-               }
-       }
-}
-
-void
-AudioTimeAxisView::pan_hidden ()
-{
-       pan_track->get_state_node()->add_property ("shown", "no");
-
-       if (pan_automation_item && !_hidden) {
-               pan_automation_item->set_active (false);
-       }
-
-        _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
-}
-
 void
 AudioTimeAxisView::show_all_automation ()
 {
@@ -592,7 +445,19 @@ void
 AudioTimeAxisView::route_active_changed ()
 {
        RouteTimeAxisView::route_active_changed ();
+       update_control_names ();
+}
 
+
+/**
+ *    Set up the names of the controls so that they are coloured
+ *    correctly depending on whether this route is inactive or
+ *    selected.
+ */
+
+void
+AudioTimeAxisView::update_control_names ()
+{
        if (is_audio_track()) {
                if (_route->active()) {
                        controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
@@ -616,9 +481,11 @@ AudioTimeAxisView::route_active_changed ()
        }
 }
 
-XMLNode* 
-AudioTimeAxisView::get_child_xml_node (const string & childname)
+void
+AudioTimeAxisView::set_layer_display (LayerDisplay d)
 {
-       return RouteUI::get_child_xml_node (childname);
+       AudioStreamView* asv = audio_view ();
+       if (asv) {
+               asv->set_layer_display (d);
+       }
 }
-