Fix session-open after selecting new, template, then back
[ardour.git] / gtk2_ardour / ghostregion.cc
index 6f4b56eed91572d1b56784c945b176dd9c7baac0..b531bd9aa827c8c0c0d5cf90e0ca9a4748a19b73 100644 (file)
 */
 
 #include "evoral/Note.hpp"
+
+#include "ardour/parameter_descriptor.h"
+
 #include "canvas/container.h"
 #include "canvas/polygon.h"
 #include "canvas/rectangle.h"
-#include "canvas/wave_view.h"
 #include "canvas/debug.h"
 
-#include "ardour_ui.h"
+#include "waveview/wave_view.h"
+
 #include "automation_time_axis.h"
 #include "ghostregion.h"
 #include "midi_streamview.h"
 #include "midi_time_axis.h"
+#include "region_view.h"
+#include "midi_region_view.h"
 #include "rgb_macros.h"
 #include "note.h"
 #include "hit.h"
+#include "ui_config.h"
 
 using namespace std;
 using namespace Editing;
 using namespace ArdourCanvas;
 using namespace ARDOUR;
 
-PBD::Signal1<void,GhostRegion*> GhostRegion::CatchDeletion;
-
-GhostRegion::GhostRegion (ArdourCanvas::Container* parent, TimeAxisView& tv, TimeAxisView& source_tv, double initial_pos)
-       : trackview (tv)
-       , source_trackview (source_tv)
+GhostRegion::GhostRegion(RegionView& rv,
+                         ArdourCanvas::Container* parent,
+                         TimeAxisView& tv,
+                         TimeAxisView& source_tv,
+                         double initial_pos)
+    : parent_rv(rv)
+    , trackview(tv)
+    , source_trackview(source_tv)
 {
        group = new ArdourCanvas::Container (parent);
        CANVAS_DEBUG_NAME (group, "ghost region");
@@ -68,7 +77,8 @@ GhostRegion::GhostRegion (ArdourCanvas::Container* parent, TimeAxisView& tv, Tim
 
 GhostRegion::~GhostRegion ()
 {
-       CatchDeletion (this);
+       parent_rv.remove_ghost(this);
+       trackview.erase_ghost(this);
        delete base_rect;
        delete group;
 }
@@ -89,7 +99,7 @@ void
 GhostRegion::set_colors ()
 {
        if (is_automation_ghost()) {
-               base_rect->set_fill_color (ARDOUR_UI::config()->color_mod ("ghost track base", "ghost track base"));
+               base_rect->set_fill_color (UIConfiguration::instance().color_mod ("ghost track base", "ghost track base"));
        }
 }
 
@@ -106,8 +116,11 @@ GhostRegion::is_automation_ghost()
        return (dynamic_cast<AutomationTimeAxisView*>(&trackview)) != 0;
 }
 
-AudioGhostRegion::AudioGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
-       : GhostRegion(tv.ghost_group(), tv, source_tv, initial_unit_pos)
+AudioGhostRegion::AudioGhostRegion(RegionView& rv,
+                                   TimeAxisView& tv,
+                                   TimeAxisView& source_tv,
+                                   double initial_unit_pos)
+    : GhostRegion(rv, tv.ghost_group(), tv, source_tv, initial_unit_pos)
 {
 
 }
@@ -115,7 +128,7 @@ AudioGhostRegion::AudioGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, do
 void
 AudioGhostRegion::set_samples_per_pixel (double fpp)
 {
-       for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
+       for (vector<ArdourWaveView::WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
                (*i)->set_samples_per_pixel (fpp);
        }
 }
@@ -123,7 +136,7 @@ AudioGhostRegion::set_samples_per_pixel (double fpp)
 void
 AudioGhostRegion::set_height ()
 {
-       vector<WaveView*>::iterator i;
+       vector<ArdourWaveView::WaveView*>::iterator i;
        uint32_t n;
 
        GhostRegion::set_height();
@@ -143,67 +156,88 @@ AudioGhostRegion::set_colors ()
        guint fill_color;
 
        if (is_automation_ghost()) {
-               fill_color = ARDOUR_UI::config()->color ("ghost track wave fill");
+               fill_color = UIConfiguration::instance().color ("ghost track wave fill");
        }
        else {
                fill_color = source_track_color(200);
        }
 
        for (uint32_t n=0; n < waves.size(); ++n) {
-               waves[n]->set_outline_color (ARDOUR_UI::config()->color ("ghost track wave"));
+               waves[n]->set_outline_color (UIConfiguration::instance().color ("ghost track wave"));
                waves[n]->set_fill_color (fill_color);
-               waves[n]->set_clip_color (ARDOUR_UI::config()->color ("ghost track wave clip"));
-               waves[n]->set_zero_color (ARDOUR_UI::config()->color ("ghost track zero line"));
+               waves[n]->set_clip_color (UIConfiguration::instance().color ("ghost track wave clip"));
+               waves[n]->set_zero_color (UIConfiguration::instance().color ("ghost track zero line"));
        }
 }
 
 /** The general constructor; called when the destination timeaxisview doesn't have
  *  a midistreamview.
  *
+ *  @param rv The parent RegionView that is being ghosted.
  *  @param tv TimeAxisView that this ghost region is on.
  *  @param source_tv TimeAxisView that we are the ghost for.
  */
-MidiGhostRegion::MidiGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
-       : GhostRegion(tv.ghost_group(), tv, source_tv, initial_unit_pos)
-       , _optimization_iterator (events.end ())
+MidiGhostRegion::MidiGhostRegion(MidiRegionView& rv,
+                                 TimeAxisView& tv,
+                                 TimeAxisView& source_tv,
+                                 double initial_unit_pos)
+    : GhostRegion(rv, tv.ghost_group(), tv, source_tv, initial_unit_pos)
+    , _note_group (new ArdourCanvas::Container (group))
+    ,  parent_mrv (rv)
+    , _optimization_iterator(events.end())
 {
-       base_rect->lower_to_bottom();
-       update_range ();
+       _outline = UIConfiguration::instance().color ("ghost track midi outline");
 
-       midi_view()->NoteRangeChanged.connect (sigc::mem_fun (*this, &MidiGhostRegion::update_range));
+       base_rect->lower_to_bottom();
 }
 
 /**
+ *  @param rv The parent RegionView being ghosted.
  *  @param msv MidiStreamView that this ghost region is on.
  *  @param source_tv TimeAxisView that we are the ghost for.
  */
-MidiGhostRegion::MidiGhostRegion(MidiStreamView& msv, TimeAxisView& source_tv, double initial_unit_pos)
-       : GhostRegion(msv.midi_underlay_group, msv.trackview(), source_tv, initial_unit_pos)
-       , _optimization_iterator (events.end ())
+MidiGhostRegion::MidiGhostRegion(MidiRegionView& rv,
+                                 MidiStreamView& msv,
+                                 TimeAxisView& source_tv,
+                                 double initial_unit_pos)
+    : GhostRegion(rv,
+                  msv.midi_underlay_group,
+                  msv.trackview(),
+                  source_tv,
+                  initial_unit_pos)
+    , _note_group (new ArdourCanvas::Container (group))
+    ,  parent_mrv (rv)
+    , _optimization_iterator(events.end())
 {
-       base_rect->lower_to_bottom();
-       update_range ();
+       _outline = UIConfiguration::instance().color ("ghost track midi outline");
 
-       midi_view()->NoteRangeChanged.connect (sigc::mem_fun (*this, &MidiGhostRegion::update_range));
+       base_rect->lower_to_bottom();
 }
 
 MidiGhostRegion::~MidiGhostRegion()
 {
        clear_events ();
+       delete _note_group;
 }
 
 MidiGhostRegion::GhostEvent::GhostEvent (NoteBase* e, ArdourCanvas::Container* g)
        : event (e)
 {
-       Hit* hit = NULL;
+
        if (dynamic_cast<Note*>(e)) {
                item = new ArdourCanvas::Rectangle(
                        g, ArdourCanvas::Rect(e->x0(), e->y0(), e->x1(), e->y1()));
-       } else if ((hit = dynamic_cast<Hit*>(e))) {
+               is_hit = false;
+       } else {
+               Hit* hit = dynamic_cast<Hit*>(e);
+               if (!hit) {
+                       return;
+               }
                ArdourCanvas::Polygon* poly = new ArdourCanvas::Polygon(g);
                poly->set(Hit::points(e->y1() - e->y0()));
                poly->set_position(hit->position());
                item = poly;
+               is_hit = true;
        }
 
        CANVAS_DEBUG_NAME (item, "ghost note item");
@@ -236,17 +270,18 @@ void
 MidiGhostRegion::set_height ()
 {
        GhostRegion::set_height();
-       update_range();
+       update_contents_height ();
 }
 
 void
 MidiGhostRegion::set_colors()
 {
        GhostRegion::set_colors();
+       _outline = UIConfiguration::instance().color ("ghost track midi outline");
 
        for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
-               (*it)->item->set_fill_color (ARDOUR_UI::config()->color_mod((*it)->event->base_color(), "ghost track midi fill"));
-               (*it)->item->set_outline_color (ARDOUR_UI::config()->color ("ghost track midi outline"));
+               it->second->item->set_fill_color (UIConfiguration::instance().color_mod((*it).second->event->base_color(), "ghost track midi fill"));
+               it->second->item->set_outline_color (_outline);
        }
 }
 
@@ -270,7 +305,7 @@ note_y(TimeAxisView& trackview, MidiStreamView* mv, uint8_t note_num)
 }
 
 void
-MidiGhostRegion::update_range ()
+MidiGhostRegion::update_contents_height ()
 {
        MidiStreamView* mv = midi_view();
 
@@ -281,24 +316,19 @@ MidiGhostRegion::update_range ()
        double const h = note_height(trackview, mv);
 
        for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
-               uint8_t const note_num = (*it)->event->note()->note();
+               uint8_t const note_num = it->second->event->note()->note();
 
-               if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
-                       (*it)->item->hide();
+               double const y = note_y(trackview, mv, note_num);
+
+               if (!it->second->is_hit) {
+                       _tmp_rect = static_cast<ArdourCanvas::Rectangle*>(it->second->item);
+                       _tmp_rect->set (ArdourCanvas::Rect (_tmp_rect->x0(), y, _tmp_rect->x1(), y + h));
                } else {
-                       (*it)->item->show();
-                       double const y = note_y(trackview, mv, note_num);
-                       ArdourCanvas::Rectangle* rect = NULL;
-                       ArdourCanvas::Polygon*   poly = NULL;
-                       if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>((*it)->item))) {
-                               rect->set_y0 (y);
-                               rect->set_y1 (y + h);
-                       } else if ((poly = dynamic_cast<ArdourCanvas::Polygon*>((*it)->item))) {
-                               Duple position = poly->position();
-                               position.y = y;
-                               poly->set_position(position);
-                               poly->set(Hit::points(h));
-                       }
+                       _tmp_poly = static_cast<ArdourCanvas::Polygon*>(it->second->item);
+                       Duple position = _tmp_poly->position();
+                       position.y = y;
+                       _tmp_poly->set_position(position);
+                       _tmp_poly->set(Hit::points(h));
                }
        }
 }
@@ -306,32 +336,31 @@ MidiGhostRegion::update_range ()
 void
 MidiGhostRegion::add_note (NoteBase* n)
 {
-       GhostEvent* event = new GhostEvent (n, group);
-       events.push_back (event);
+       GhostEvent* event = new GhostEvent (n, _note_group);
+       events.insert (make_pair (n->note(), event));
 
-       event->item->set_fill_color (ARDOUR_UI::config()->color_mod(n->base_color(), "ghost track midi fill"));
-       event->item->set_outline_color (ARDOUR_UI::config()->color ("ghost track midi outline"));
+       event->item->set_fill_color (UIConfiguration::instance().color_mod(n->base_color(), "ghost track midi fill"));
+       event->item->set_outline_color (_outline);
 
        MidiStreamView* mv = midi_view();
 
        if (mv) {
-               uint8_t const note_num = n->note()->note();
-               double const  h        = note_height(trackview, mv);
-               double const  y        = note_y(trackview, mv, note_num);
 
-               if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
+               if (!n->item()->visible()) {
                        event->item->hide();
                } else {
-                       ArdourCanvas::Rectangle* rect = NULL;
-                       ArdourCanvas::Polygon*   poly = NULL;
-                       if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>(event->item))) {
-                               rect->set_y0 (y);
-                               rect->set_y1 (y + h);
-                       } else if ((poly = dynamic_cast<ArdourCanvas::Polygon*>(event->item))) {
-                               Duple position = poly->position();
+                       uint8_t const note_num = n->note()->note();
+                       double const  h        = note_height(trackview, mv);
+                       double const  y        = note_y(trackview, mv, note_num);
+                       if (!event->is_hit) {
+                               _tmp_rect = static_cast<ArdourCanvas::Rectangle*>(event->item);
+                               _tmp_rect->set (ArdourCanvas::Rect (_tmp_rect->x0(), y, _tmp_rect->x1(), y + h));
+                       } else {
+                               _tmp_poly = static_cast<ArdourCanvas::Polygon*>(event->item);
+                               Duple position = _tmp_poly->position();
                                position.y = y;
-                               poly->set_position(position);
-                               poly->set(Hit::points(h));
+                               _tmp_poly->set_position(position);
+                               _tmp_poly->set(Hit::points(h));
                        }
                }
        }
@@ -340,58 +369,97 @@ MidiGhostRegion::add_note (NoteBase* n)
 void
 MidiGhostRegion::clear_events()
 {
-       for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
-               delete *it;
+       _note_group->clear (true);
+       events.clear ();
+       _optimization_iterator = events.end();
+}
+
+/** Update the  positions of our representation of a note.
+ *  @param ev The GhostEvent from the parent MidiRegionView.
+ */
+void
+MidiGhostRegion::update_note (GhostEvent* ev)
+{
+       MidiStreamView* mv = midi_view();
+
+       if (!mv) {
+               return;
        }
 
-       events.clear();
-       _optimization_iterator = events.end ();
+       _tmp_rect = static_cast<ArdourCanvas::Rectangle*>(ev->item);
+
+       uint8_t const note_num = ev->event->note()->note();
+       double const y = note_y(trackview, mv, note_num);
+       double const h = note_height(trackview, mv);
+
+       _tmp_rect->set (ArdourCanvas::Rect (ev->event->x0(), y, ev->event->x1(), y + h));
 }
 
-/** Update the x positions of our representation of a parent's note.
- *  @param parent The CanvasNote from the parent MidiRegionView.
+/** Update the positions of our representation of a parent's hit.
+ *  @param ev The GhostEvent from the parent MidiRegionView.
  */
 void
-MidiGhostRegion::update_note (NoteBase* parent)
+MidiGhostRegion::update_hit (GhostEvent* ev)
 {
-       GhostEvent* ev = find_event (parent);
-       if (!ev) {
+       MidiStreamView* mv = midi_view();
+
+       if (!mv) {
                return;
        }
 
-       Note*                    note = NULL;
-       ArdourCanvas::Rectangle* rect = NULL;
-       Hit*                     hit  = NULL;
-       ArdourCanvas::Polygon*   poly = NULL;
-       if ((note = dynamic_cast<Note*>(parent))) {
-               if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>(ev->item))) {
-                       double const x1 = parent->x0 ();
-                       double const x2 = parent->x1 ();
-                       rect->set_x0 (x1);
-                       rect->set_x1 (x2);
-               }
-       } else if ((hit = dynamic_cast<Hit*>(parent))) {
-               if ((poly = dynamic_cast<ArdourCanvas::Polygon*>(ev->item))) {
-                       ArdourCanvas::Duple ppos = hit->position();
-                       ArdourCanvas::Duple gpos = poly->position();
-                       gpos.x = ppos.x;
-                       poly->set_position(gpos);
-               }
-       }
+       _tmp_poly = static_cast<ArdourCanvas::Polygon*>(ev->item);
+
+       uint8_t const note_num = ev->event->note()->note();
+       double const h = note_height(trackview, mv);
+       double const y = note_y(trackview, mv, note_num);
+
+       ArdourCanvas::Duple ppos = ev->item->position();
+       ArdourCanvas::Duple gpos = _tmp_poly->position();
+       gpos.x = ppos.x;
+       gpos.y = y;
+
+       _tmp_poly->set_position(gpos);
+       _tmp_poly->set(Hit::points(h));
 }
 
 void
 MidiGhostRegion::remove_note (NoteBase* note)
 {
-       GhostEvent* ev = find_event (note);
-       if (!ev) {
+       EventList::iterator f = events.find (note->note());
+       if (f == events.end()) {
                return;
        }
 
-       events.remove (ev);
-       delete ev;
+       delete f->second;
+       events.erase (f);
+
        _optimization_iterator = events.end ();
 }
+void
+MidiGhostRegion::redisplay_model ()
+{
+       /* we rely on the parent MRV having removed notes not in the model */
+       for (EventList::iterator i = events.begin(); i != events.end(); ) {
+
+               boost::shared_ptr<NoteType> note = i->first;
+               GhostEvent* cne = i->second;
+               const bool visible = (note->note() >= parent_mrv._current_range_min) &&
+                       (note->note() <= parent_mrv._current_range_max);
+
+               if (visible) {
+                       if (cne->is_hit) {
+                               update_hit (cne);
+                       } else {
+                               update_note (cne);
+                       }
+                       cne->item->show ();
+               } else {
+                       cne->item->hide ();
+               }
+
+               ++i;
+       }
+}
 
 /** Given a note in our parent region (ie the actual MidiRegionView), find our
  *  representation of it.
@@ -399,7 +467,7 @@ MidiGhostRegion::remove_note (NoteBase* note)
  */
 
 MidiGhostRegion::GhostEvent *
-MidiGhostRegion::find_event (NoteBase* parent)
+MidiGhostRegion::find_event (boost::shared_ptr<NoteType> parent)
 {
        /* we are using _optimization_iterator to speed up the common case where a caller
           is going through our notes in order.
@@ -407,16 +475,14 @@ MidiGhostRegion::find_event (NoteBase* parent)
 
        if (_optimization_iterator != events.end()) {
                ++_optimization_iterator;
+               if (_optimization_iterator != events.end() && _optimization_iterator->first == parent) {
+                       return _optimization_iterator->second;
+               }
        }
 
-       if (_optimization_iterator != events.end() && (*_optimization_iterator)->event == parent) {
-               return *_optimization_iterator;
-       }
-
-       for (_optimization_iterator = events.begin(); _optimization_iterator != events.end(); ++_optimization_iterator) {
-               if ((*_optimization_iterator)->event == parent) {
-                       return *_optimization_iterator;
-               }
+       _optimization_iterator = events.find (parent);
+       if (_optimization_iterator != events.end()) {
+               return _optimization_iterator->second;
        }
 
        return 0;