remove old a-Hi/Low pass
[ardour.git] / gtk2_ardour / ghostregion.cc
index 4c2f17d29d0c0c659da9b86d741b6c59ee887d3f..ef0e020dcfc88039aa34db0b442b2112ac2eb749 100644 (file)
 
 */
 
+#include "ardour/parameter_descriptor.h"
+
 #include "evoral/Note.hpp"
-#include "ardour_ui.h"
+#include "canvas/container.h"
+#include "canvas/polygon.h"
+#include "canvas/rectangle.h"
+#include "canvas/wave_view.h"
+#include "canvas/debug.h"
+
 #include "automation_time_axis.h"
-#include "canvas-hit.h"
-#include "canvas-note.h"
 #include "ghostregion.h"
 #include "midi_streamview.h"
 #include "midi_time_axis.h"
+#include "region_view.h"
 #include "rgb_macros.h"
-#include "simplerect.h"
-#include "waveview.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::Group* 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::Group (*parent);
-       group->property_x() = initial_pos;
-       group->property_y() = 0.0;
+       group = new ArdourCanvas::Container (parent);
+       CANVAS_DEBUG_NAME (group, "ghost region");
+       group->set_position (ArdourCanvas::Duple (initial_pos, 0));
 
-       base_rect = new ArdourCanvas::SimpleRect (*group);
-       base_rect->property_x1() = (double) 0.0;
-       base_rect->property_y1() = (double) 0.0;
-       base_rect->property_y2() = (double) trackview.current_height();
-       base_rect->property_outline_what() = (guint32) 0;
+       base_rect = new ArdourCanvas::Rectangle (group);
+       CANVAS_DEBUG_NAME (base_rect, "ghost region rect");
+       base_rect->set_x0 (0);
+       base_rect->set_y0 (1.0);
+       base_rect->set_y1 (trackview.current_height());
+       base_rect->set_outline (false);
 
        if (!is_automation_ghost()) {
                base_rect->hide();
@@ -63,7 +74,8 @@ GhostRegion::GhostRegion (ArdourCanvas::Group* parent, TimeAxisView& tv, TimeAxi
 
 GhostRegion::~GhostRegion ()
 {
-       CatchDeletion (this);
+       parent_rv.remove_ghost(this);
+       trackview.erase_ghost(this);
        delete base_rect;
        delete group;
 }
@@ -71,21 +83,20 @@ GhostRegion::~GhostRegion ()
 void
 GhostRegion::set_duration (double units)
 {
-       base_rect->property_x2() = units;
+       base_rect->set_x1 (units);
 }
 
 void
 GhostRegion::set_height ()
 {
-       base_rect->property_y2() = (double) trackview.current_height();
+       base_rect->set_y1 (trackview.current_height());
 }
 
 void
 GhostRegion::set_colors ()
 {
        if (is_automation_ghost()) {
-               base_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
-               base_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
+               base_rect->set_fill_color (UIConfiguration::instance().color_mod ("ghost track base", "ghost track base"));
        }
 }
 
@@ -102,35 +113,36 @@ 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)
 {
-       
+
 }
 
 void
-AudioGhostRegion::set_samples_per_unit (double spu)
+AudioGhostRegion::set_samples_per_pixel (double fpp)
 {
        for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
-               (*i)->property_samples_per_unit() = spu;
+               (*i)->set_samples_per_pixel (fpp);
        }
 }
 
 void
 AudioGhostRegion::set_height ()
 {
-       gdouble ht;
        vector<WaveView*>::iterator i;
        uint32_t n;
 
        GhostRegion::set_height();
 
-       ht = ((trackview.current_height()) / (double) waves.size());
+       double const ht = ((trackview.current_height()) / (double) waves.size());
 
        for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
-               gdouble yoff = n * ht;
-               (*i)->property_height() = ht;
-               (*i)->property_y() = yoff;
+               (*i)->set_height (ht);
+               (*i)->set_y_position (n * ht);
        }
 }
 
@@ -141,28 +153,33 @@ AudioGhostRegion::set_colors ()
        guint fill_color;
 
        if (is_automation_ghost()) {
-               fill_color = ARDOUR_UI::config()->canvasvar_GhostTrackWaveFill.get();
+               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]->property_wave_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
-               waves[n]->property_fill_color() = fill_color;
-               waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWaveClip.get();
-               waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_GhostTrackZeroLine.get();
+               waves[n]->set_outline_color (UIConfiguration::instance().color ("ghost track wave"));
+               waves[n]->set_fill_color (fill_color);
+               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)
+MidiGhostRegion::MidiGhostRegion(RegionView& rv,
+                                 TimeAxisView& tv,
+                                 TimeAxisView& source_tv,
+                                 double initial_unit_pos)
+    : GhostRegion(rv, tv.ghost_group(), tv, source_tv, initial_unit_pos)
+    , _optimization_iterator(events.end())
 {
        base_rect->lower_to_bottom();
        update_range ();
@@ -171,11 +188,20 @@ MidiGhostRegion::MidiGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, doub
 }
 
 /**
+ *  @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)
+MidiGhostRegion::MidiGhostRegion(RegionView& rv,
+                                 MidiStreamView& msv,
+                                 TimeAxisView& source_tv,
+                                 double initial_unit_pos)
+    : GhostRegion(rv,
+                  msv.midi_underlay_group,
+                  msv.trackview(),
+                  source_tv,
+                  initial_unit_pos)
+    , _optimization_iterator(events.end())
 {
        base_rect->lower_to_bottom();
        update_range ();
@@ -185,37 +211,34 @@ MidiGhostRegion::MidiGhostRegion(MidiStreamView& msv, TimeAxisView& source_tv, d
 
 MidiGhostRegion::~MidiGhostRegion()
 {
-       //clear_events();
-}
-
-MidiGhostRegion::Event::Event(ArdourCanvas::CanvasNoteEvent* e)
-       : event(e)
-{
-}
-
-MidiGhostRegion::Note::Note(ArdourCanvas::CanvasNote* n, ArdourCanvas::Group* g)
-       : Event(n)
-{
-       rect = new ArdourCanvas::SimpleRect(*g, n->x1(), n->y1(), n->x2(), n->y2());
+       clear_events ();
 }
 
-MidiGhostRegion::Note::~Note()
+MidiGhostRegion::GhostEvent::GhostEvent (NoteBase* e, ArdourCanvas::Container* g)
+       : event (e)
 {
-       //delete rect;
-}
+       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))) {
+               ArdourCanvas::Polygon* poly = new ArdourCanvas::Polygon(g);
+               poly->set(Hit::points(e->y1() - e->y0()));
+               poly->set_position(hit->position());
+               item = poly;
+       }
 
-MidiGhostRegion::Hit::Hit(ArdourCanvas::CanvasHit* h, ArdourCanvas::Group*)
-       : Event(h)
-{
-       cerr << "Hit ghost item does not work yet" << endl;
+       CANVAS_DEBUG_NAME (item, "ghost note item");
 }
 
-MidiGhostRegion::Hit::~Hit()
+MidiGhostRegion::GhostEvent::~GhostEvent ()
 {
+       /* event is not ours to delete */
+       delete item;
 }
 
 void
-MidiGhostRegion::set_samples_per_unit (double /*spu*/)
+MidiGhostRegion::set_samples_per_pixel (double /*spu*/)
 {
 }
 
@@ -241,19 +264,35 @@ MidiGhostRegion::set_height ()
 void
 MidiGhostRegion::set_colors()
 {
-       MidiGhostRegion::Note* note;
-       guint fill = source_track_color(200);
-
        GhostRegion::set_colors();
 
        for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
-               if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
-                       note->rect->property_fill_color_rgba() = fill;
-                       note->rect->property_outline_color_rgba() =  ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
-               }
+               _fill = UIConfiguration::instance().color_mod((*it)->event->base_color(), "ghost track midi fill");
+               _outline = UIConfiguration::instance().color ("ghost track midi outline");
+               (*it)->item->set_fill_color (_fill);
+               (*it)->item->set_outline_color (_outline);
        }
 }
 
+static double
+note_height(TimeAxisView& trackview, MidiStreamView* mv)
+{
+       const double tv_height  = trackview.current_height();
+       const double note_range = mv->contents_note_range();
+
+       return std::max(1.0, floor(tv_height / note_range - 1.0));
+}
+
+static double
+note_y(TimeAxisView& trackview, MidiStreamView* mv, uint8_t note_num)
+{
+       const double tv_height  = trackview.current_height();
+       const double note_range = mv->contents_note_range();
+       const double s          = tv_height / note_range;
+
+       return tv_height - (note_num + 1 - mv->lowest_note()) * s;
+}
+
 void
 MidiGhostRegion::update_range ()
 {
@@ -263,55 +302,64 @@ MidiGhostRegion::update_range ()
                return;
        }
 
-       MidiGhostRegion::Note* note;
-       double const h = trackview.current_height() / double (mv->contents_note_range ());
+       double const h = note_height(trackview, mv);
 
        for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
-               if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
-                       uint8_t const note_num = note->event->note()->note();
-
-                       if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
-                               note->rect->hide();
-                       } else {
-                               note->rect->show();
-                               double const y = trackview.current_height() - (note_num + 1 - mv->lowest_note()) * h + 1;
-                               note->rect->property_y1() = y;
-                               note->rect->property_y2() = y + h;
+               uint8_t const note_num = (*it)->event->note()->note();
+
+               if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
+                       (*it)->item->hide();
+               } 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));
                        }
                }
        }
 }
 
 void
-MidiGhostRegion::add_note(ArdourCanvas::CanvasNote* n)
+MidiGhostRegion::add_note (NoteBase* n)
 {
-       Note* note = new Note(n, group);
-       events.push_back(note);
+       GhostEvent* event = new GhostEvent (n, group);
+       events.push_back (event);
 
-       note->rect->property_fill_color_rgba() = source_track_color(200);
-       note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
+       event->item->set_fill_color (_fill);
+       event->item->set_outline_color (_outline);
 
        MidiStreamView* mv = midi_view();
 
        if (mv) {
-               const uint8_t note_num = n->note()->note();
+               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()) {
-                       note->rect->hide();
+                       event->item->hide();
                } else {
-                       const double y = mv->note_to_y(note_num);
-                       note->rect->property_y1() = y;
-                       note->rect->property_y2() = y + mv->note_height();
+                       ArdourCanvas::Rectangle* rect = NULL;
+                       ArdourCanvas::Polygon*   poly = NULL;
+                       if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>(event->item))) {
+                               rect->set (ArdourCanvas::Rect (rect->x0(), y, rect->x1(), y + h));
+                       } else if ((poly = dynamic_cast<ArdourCanvas::Polygon*>(event->item))) {
+                               Duple position = poly->position();
+                               position.y = y;
+                               poly->set_position(position);
+                               poly->set(Hit::points(h));
+                       }
                }
        }
 }
 
-void
-MidiGhostRegion::add_hit(ArdourCanvas::CanvasHit* /*h*/)
-{
-       //events.push_back(new Hit(h, group));
-}
-
 void
 MidiGhostRegion::clear_events()
 {
@@ -320,5 +368,76 @@ MidiGhostRegion::clear_events()
        }
 
        events.clear();
+       _optimization_iterator = events.end ();
 }
 
+/** Update the x positions of our representation of a parent's note.
+ *  @param parent The CanvasNote from the parent MidiRegionView.
+ */
+void
+MidiGhostRegion::update_note (NoteBase* parent)
+{
+       GhostEvent* ev = find_event (parent);
+       if (!ev) {
+               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))) {
+                       rect->set (ArdourCanvas::Rect (parent->x0(), rect->y0(), parent->x1(), rect->y1()));
+               }
+       } 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);
+               }
+       }
+}
+
+void
+MidiGhostRegion::remove_note (NoteBase* note)
+{
+       GhostEvent* ev = find_event (note);
+       if (!ev) {
+               return;
+       }
+
+       events.remove (ev);
+       delete ev;
+       _optimization_iterator = events.end ();
+}
+
+/** Given a note in our parent region (ie the actual MidiRegionView), find our
+ *  representation of it.
+ *  @return Our Event, or 0 if not found.
+ */
+
+MidiGhostRegion::GhostEvent *
+MidiGhostRegion::find_event (NoteBase* parent)
+{
+       /* we are using _optimization_iterator to speed up the common case where a caller
+          is going through our notes in order.
+       */
+
+       if (_optimization_iterator != events.end()) {
+               ++_optimization_iterator;
+       }
+
+       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;
+               }
+       }
+
+       return 0;
+}