/*
- Copyright (C) 2001-2006 Paul Davis
+ Copyright (C) 2001-2007 Paul Davis
+ Author: Dave Robillard
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
#include <gtkmm2ext/gtk_ui.h>
+#include <sigc++/signal.h>
+
#include <ardour/playlist.h>
+#include <ardour/tempo.h>
#include <ardour/midi_region.h>
#include <ardour/midi_source.h>
#include <ardour/midi_diskstream.h>
#include <ardour/midi_events.h>
+#include <ardour/midi_model.h>
#include "streamview.h"
#include "midi_region_view.h"
+#include "midi_streamview.h"
#include "midi_time_axis.h"
#include "simplerect.h"
#include "simpleline.h"
+#include "canvas-hit.h"
#include "public_editor.h"
#include "ghostregion.h"
#include "midi_time_axis.h"
MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<MidiRegion> r, double spu,
Gdk::Color& basic_color)
: RegionView (parent, tv, r, spu, basic_color)
+ , _default_note_length(0.0)
, _active_notes(0)
+ , _delta_command(NULL)
+ , _command_mode(None)
{
}
MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<MidiRegion> r, double spu,
Gdk::Color& basic_color, TimeAxisViewItem::Visibility visibility)
: RegionView (parent, tv, r, spu, basic_color, visibility)
+ , _default_note_length(0.0)
, _active_notes(0)
+ , _delta_command(NULL)
+ , _command_mode(None)
{
}
void
MidiRegionView::init (Gdk::Color& basic_color, bool wfd)
{
- // FIXME: Some redundancy here with RegionView::init. Need to figure out
- // where order is important and where it isn't...
+ if (wfd)
+ midi_region()->midi_source(0)->load_model();
+
+ const Meter& m = trackview.session().tempo_map().meter_at(_region->start());
+ const Tempo& t = trackview.session().tempo_map().tempo_at(_region->start());
+ _default_note_length = m.frames_per_bar(t, trackview.session().frame_rate())
+ / m.beats_per_bar();
+
+ _model = midi_region()->midi_source(0)->model();
+ _enable_display = false;
- // FIXME
- RegionView::init(basic_color, /*wfd*/false);
+ RegionView::init(basic_color, false);
compute_colors (basic_color);
set_colors ();
- if (wfd) {
- midi_region()->midi_source(0)->load_model();
+ _enable_display = true;
+
+ if (_model) {
+ if (wfd) {
+ redisplay_model();
+ }
+ _model->ContentsChanged.connect(sigc::mem_fun(this, &MidiRegionView::redisplay_model));
+ }
+
+ group->signal_event().connect (mem_fun (this, &MidiRegionView::canvas_event), false);
+
+}
+
+bool
+MidiRegionView::canvas_event(GdkEvent* ev)
+{
+ enum State { None, Pressed, SelectDragging, AddDragging };
+ static int press_button = 0;
+ static State _state;
+
+ static double drag_start_x, drag_start_y;
+ static double last_x, last_y;
+ double event_x, event_y;
+
+ static ArdourCanvas::SimpleRect* drag_rect = NULL;
+
+ if (trackview.editor.current_mouse_mode() != MouseNote)
+ return false;
+
+ switch (ev->type) {
+ case GDK_KEY_PRESS:
+ if (ev->key.keyval == GDK_Delete)
+ start_remove_command();
+ break;
+
+ case GDK_KEY_RELEASE:
+ if (_command_mode == Remove && ev->key.keyval == GDK_Delete)
+ apply_command();
+ break;
+
+ case GDK_BUTTON_PRESS:
+ //group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, ev->button.time);
+ _state = Pressed;
+ press_button = ev->button.button;
+ //cerr << "PRESSED: " << press_button << endl;
+ return true;
+
+ case GDK_MOTION_NOTIFY:
+ event_x = ev->motion.x;
+ event_y = ev->motion.y;
+ group->w2i(event_x, event_y);
+
+ switch (_state) {
+ case Pressed: // Drag start
+
+ if (press_button == 1 && _command_mode != Remove) { // Select rect start
+ group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
+ Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
+ last_x = event_x;
+ last_y = event_y;
+ drag_start_x = event_x;
+ drag_start_y = event_y;
+
+ drag_rect = new ArdourCanvas::SimpleRect(*group);
+ drag_rect->property_x1() = event_x;
+ drag_rect->property_y1() = event_y;
+ drag_rect->property_x2() = event_x;
+ drag_rect->property_y2() = event_y;
+ drag_rect->property_outline_what() = 0xFF;
+ drag_rect->property_outline_color_rgba() = 0xFF000099;
+ drag_rect->property_fill_color_rgba() = 0xFFDDDD33;
+
+ _state = SelectDragging;
+ return true;
+
+ } else if (press_button == 3) { // Add note drag start
+ group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
+ Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
+ last_x = event_x;
+ last_y = event_y;
+ drag_start_x = event_x;
+ drag_start_y = event_y;
+
+ nframes_t event_frame = midi_view()->editor.pixel_to_frame(event_x);
+ midi_view()->editor.snap_to(event_frame);
+
+ drag_rect = new ArdourCanvas::SimpleRect(*group);
+ drag_rect->property_x1() = midi_view()->editor.frame_to_pixel(event_frame);
+
+ drag_rect->property_y1() = midi_stream_view()->note_to_y(midi_stream_view()->y_to_note(event_y));
+ drag_rect->property_x2() = event_x;
+ drag_rect->property_y2() = drag_rect->property_y1() + floor(midi_stream_view()->note_height());
+ drag_rect->property_outline_what() = 0xFF;
+ drag_rect->property_outline_color_rgba() = 0xFFFFFF99;
+ drag_rect->property_fill_color_rgba() = 0xFFFFFF66;
+
+ _state = AddDragging;
+ return true;
+ }
+
+ break;
+
+ case SelectDragging: // Select rect motion
+ case AddDragging: // Add note rect motion
+ if (ev->motion.is_hint) {
+ int t_x;
+ int t_y;
+ GdkModifierType state;
+ gdk_window_get_pointer(ev->motion.window, &t_x, &t_y, &state);
+ event_x = t_x;
+ event_y = t_y;
+ }
+
+ if (_state == AddDragging) {
+ nframes_t event_frame = midi_view()->editor.pixel_to_frame(event_x);
+ midi_view()->editor.snap_to(event_frame);
+ event_x = midi_view()->editor.frame_to_pixel(event_frame);
+ }
+
+ if (drag_rect)
+ drag_rect->property_x2() = event_x;
+
+ if (drag_rect && _state == SelectDragging)
+ drag_rect->property_y2() = event_y;
+
+ last_x = event_x;
+ last_y = event_y;
+
+ return true;
+ default:
+ _state = None;
+ break;
+ }
+ break;
+
+ case GDK_BUTTON_RELEASE:
+ event_x = ev->motion.x;
+ event_y = ev->motion.y;
+ group->w2i(event_x, event_y);
+ group->ungrab(ev->button.time);
+ switch (_state) {
+ case Pressed: // Clicked
+ if (ev->button.button == 3) {
+ nframes_t event_frame = midi_view()->editor.pixel_to_frame(event_x);
+ midi_view()->editor.snap_to(event_frame);
+ event_x = midi_view()->editor.frame_to_pixel(event_frame);
+ create_note_at(event_x, event_y, _default_note_length);
+ }
+ _state = None;
+ return true;
+ case SelectDragging: // Select drag done
+ _state = None;
+ delete drag_rect;
+ drag_rect = NULL;
+ return true;
+ case AddDragging: // Add drag done
+ _state = None;
+ if (drag_rect->property_x2() > drag_rect->property_x1() + 2) {
+ create_note_at(drag_rect->property_x1(), drag_rect->property_y1(),
+ trackview.editor.pixel_to_frame(
+ drag_rect->property_x2() - drag_rect->property_x1()));
+ }
+
+ delete drag_rect;
+ drag_rect = NULL;
+ return true;
+ default:
+ break;
+ }
+
+ default:
+ break;
+ }
+
+ return false;
+}
+
+/** Add a note to the model, and the view, at a canvas (click) coordinate */
+void
+MidiRegionView::create_note_at(double x, double y, double dur)
+{
+ MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
+ MidiStreamView* const view = mtv->midi_view();
+
+ double note = midi_stream_view()->y_to_note(y);
+
+ assert(note >= 0.0);
+ assert(note <= 127.0);
+
+ const nframes_t stamp = trackview.editor.pixel_to_frame (x);
+ assert(stamp >= 0);
+ //assert(stamp <= _region->length());
+
+ //const Meter& m = trackview.session().tempo_map().meter_at(stamp);
+ //const Tempo& t = trackview.session().tempo_map().tempo_at(stamp);
+ //double dur = m.frames_per_bar(t, trackview.session().frame_rate()) / m.beats_per_bar();
+
+ // Add a 1 beat long note (for now)
+ const MidiModel::Note new_note(stamp, dur, (uint8_t)note, 0x40);
+
+ view->update_bounds(new_note.note());
+
+ MidiModel::DeltaCommand* cmd = _model->new_delta_command("add note");
+ cmd->add(new_note);
+ _model->apply_command(cmd);
+
+ //add_note(new_note);
+}
+
+
+void
+MidiRegionView::clear_events()
+{
+ for (std::vector<ArdourCanvas::Item*>::iterator i = _events.begin(); i != _events.end(); ++i)
+ delete *i;
+
+ _events.clear();
+}
+
+
+void
+MidiRegionView::display_model(boost::shared_ptr<MidiModel> model)
+{
+ _model = model;
+
+ if (_enable_display)
+ redisplay_model();
+}
+
+
+void
+MidiRegionView::redisplay_model()
+{
+ clear_events();
+
+ if (_model) {
begin_write();
- for (size_t i=0; i < midi_region()->midi_source(0)->model()->n_events(); ++i)
- add_event(midi_region()->midi_source(0)->model()->event_at(i));
+
+ for (size_t i=0; i < _model->n_notes(); ++i)
+ add_note(_model->note_at(i));
+
end_write();
+ } else {
+ warning << "MidiRegionView::redisplay_model called without a model" << endmsg;
}
}
+
MidiRegionView::~MidiRegionView ()
{
in_destructor = true;
RegionViewGoingAway (this); /* EMIT_SIGNAL */
}
-boost::shared_ptr<ARDOUR::MidiRegion>
-MidiRegionView::midi_region() const
+
+void
+MidiRegionView::region_resized (Change what_changed)
+{
+ RegionView::region_resized(what_changed);
+
+ if (what_changed & ARDOUR::PositionChanged) {
+
+ if (_enable_display)
+ redisplay_model();
+
+ } else if (what_changed & Change (StartChanged)) {
+
+ //cerr << "MIDI RV START CHANGED" << endl;
+
+ } else if (what_changed & Change (LengthChanged)) {
+
+ //cerr << "MIDI RV LENGTH CHANGED" << endl;
+
+ }
+}
+
+void
+MidiRegionView::reset_width_dependent_items (double pixel_width)
{
- // "Guaranteed" to succeed...
- return boost::dynamic_pointer_cast<MidiRegion>(_region);
+ RegionView::reset_width_dependent_items(pixel_width);
+ assert(_pixel_width == pixel_width);
+
+ if (_enable_display)
+ redisplay_model();
+}
+
+void
+MidiRegionView::set_y_position_and_height (double y, double h)
+{
+ RegionView::set_y_position_and_height(y, h - 1);
+
+ if (_enable_display)
+ redisplay_model();
+
+ if (name_text) {
+ name_text->raise_to_top();
+ }
}
void
GhostRegion*
MidiRegionView::add_ghost (AutomationTimeAxisView& atv)
{
- throw; // FIXME
- return NULL;
+ RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
+ assert(rtv);
+
+ double unit_position = _region->position () / samples_per_unit;
+ GhostRegion* ghost = new GhostRegion (atv, unit_position);
+
+ ghost->set_height ();
+ ghost->set_duration (_region->length() / samples_per_unit);
+ ghosts.push_back (ghost);
+
+ ghost->GoingAway.connect (mem_fun(*this, &MidiRegionView::remove_ghost));
+
+ return ghost;
}
void
MidiRegionView::begin_write()
{
- _active_notes = new ArdourCanvas::SimpleRect*[128];
+ _active_notes = new CanvasNote*[128];
for (unsigned i=0; i < 128; ++i)
_active_notes[i] = NULL;
}
}
+/** Add a MIDI event.
+ *
+ * This is used while recording, and handles displaying still-unresolved notes.
+ * Displaying an existing model is simpler, and done with add_note.
+ */
void
MidiRegionView::add_event (const MidiEvent& ev)
{
- /*printf("Event, time = %u, size = %zu, data = ",
- ev.time, ev.size);
- for (size_t i=0; i < ev.size; ++i) {
- printf("%X ", ev.buffer[i]);
- }
- printf("\n");*/
- double y1 = trackview.height / 2.0;
- if ((ev.buffer[0] & 0xF0) == MIDI_CMD_NOTE_ON) {
- const Byte& note = ev.buffer[1];
- y1 = trackview.height - ((trackview.height / 127.0) * note);
-
- ArdourCanvas::SimpleRect * ev_rect = new Gnome::Canvas::SimpleRect(
- *(ArdourCanvas::Group*)get_canvas_group());
- ev_rect->property_x1() = trackview.editor.frame_to_pixel (
- ev.time);
- ev_rect->property_y1() = y1;
- ev_rect->property_x2() = trackview.editor.frame_to_pixel (
- _region->length());
- ev_rect->property_y2() = y1 + ceil(trackview.height / 127.0);
- ev_rect->property_outline_color_rgba() = 0xFFFFFFAA;
- /* outline all but right edge */
- ev_rect->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
- ev_rect->property_fill_color_rgba() = 0xFFFFFF66;
+ /*printf("Event, time = %f, size = %zu, data = ", ev.time, ev.size);
+ for (size_t i=0; i < ev.size; ++i) {
+ printf("%X ", ev.buffer[i]);
+ }
+ printf("\n\n");*/
- _events.push_back(ev_rect);
- if (_active_notes)
- _active_notes[note] = ev_rect;
-
- } else if ((ev.buffer[0] & 0xF0) == MIDI_CMD_NOTE_OFF) {
- const Byte& note = ev.buffer[1];
- if (_active_notes && _active_notes[note]) {
- _active_notes[note]->property_x2() = trackview.editor.frame_to_pixel(ev.time);
- _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
- _active_notes[note] = NULL;
+ ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
+
+ if (midi_view()->note_mode() == Sustained) {
+ if ((ev.buffer()[0] & 0xF0) == MIDI_CMD_NOTE_ON) {
+ const Byte& note = ev.buffer()[1];
+ const double y1 = midi_stream_view()->note_to_y(note);
+
+ CanvasNote* ev_rect = new CanvasNote(*this, *group);
+ ev_rect->property_x1() = trackview.editor.frame_to_pixel (
+ (nframes_t)ev.time());
+ ev_rect->property_y1() = y1;
+ ev_rect->property_x2() = trackview.editor.frame_to_pixel (
+ _region->length());
+ ev_rect->property_y2() = y1 + floor(midi_stream_view()->note_height());
+ ev_rect->property_outline_color_rgba() = 0xFFFFFFAA;
+ /* outline all but right edge */
+ ev_rect->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
+ ev_rect->property_fill_color_rgba() = 0xFFFFFF66;
+
+ ev_rect->raise_to_top();
+
+ _events.push_back(ev_rect);
+ if (_active_notes)
+ _active_notes[note] = ev_rect;
+
+ } else if ((ev.buffer()[0] & 0xF0) == MIDI_CMD_NOTE_OFF) {
+ const Byte& note = ev.buffer()[1];
+ if (_active_notes && _active_notes[note]) {
+ _active_notes[note]->property_x2() = trackview.editor.frame_to_pixel((nframes_t)ev.time());
+ _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
+ _active_notes[note] = NULL;
+ }
}
+
+ } else if (midi_view()->note_mode() == Percussive) {
+ const Byte& note = ev.buffer()[1];
+ const double diamond_size = midi_stream_view()->note_height() / 2.0;
+ const double x = trackview.editor.frame_to_pixel((nframes_t)ev.time());
+ const double y = midi_stream_view()->note_to_y(note) + (diamond_size / 2.0);
+
+ CanvasHit* ev_diamond = new CanvasHit(*this, *group, diamond_size);
+ ev_diamond->move(x, y);
+ ev_diamond->show();
+ ev_diamond->property_outline_color_rgba() = 0xFFFFFFDD;
+ ev_diamond->property_fill_color_rgba() = 0xFFFFFF66;
+
+ _events.push_back(ev_diamond);
}
-
}
}
+/** Add a MIDI note to the view (with duration).
+ *
+ * This does no 'realtime' note resolution, notes from a MidiModel have a
+ * duration so they can be drawn in full immediately.
+ */
+void
+MidiRegionView::add_note (const MidiModel::Note& note)
+{
+ assert(note.time() >= 0);
+ assert(note.time() < _region->length());
+ //assert(note.time() + note.duration < _region->length());
+
+ ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
+
+ const uint8_t fill_alpha = 0x20 + (uint8_t)(note.velocity() * 1.5);
+ const uint32_t fill = RGBA_TO_UINT(0xE0 + note.velocity()/127.0 * 0x10, 0xE0, 0xE0, fill_alpha);
+ const uint8_t outline_alpha = 0x80 + (uint8_t)(note.velocity());
+ const uint32_t outline = RGBA_TO_UINT(0xE0 + note.velocity()/127.0 * 0x10, 0xE0, 0xE0, outline_alpha);
+
+ //printf("Event, time = %f, note = %d\n", note.time(), note.note());
+
+ if (midi_view()->note_mode() == Sustained) {
+ const double y1 = midi_stream_view()->note_to_y(note.note());
+
+ ArdourCanvas::SimpleRect * ev_rect = new CanvasNote(*this, *group, ¬e);
+ ev_rect->property_x1() = trackview.editor.frame_to_pixel((nframes_t)note.time());
+ ev_rect->property_y1() = y1;
+ ev_rect->property_x2() = trackview.editor.frame_to_pixel((nframes_t)(note.end_time()));
+ ev_rect->property_y2() = y1 + floor(midi_stream_view()->note_height());
+
+ ev_rect->property_fill_color_rgba() = fill;
+ ev_rect->property_outline_color_rgba() = outline;
+ ev_rect->property_outline_what() = (guint32) 0xF; // all edges
+
+ ev_rect->show();
+ _events.push_back(ev_rect);
+
+ } else if (midi_view()->note_mode() == Percussive) {
+ const double diamond_size = midi_stream_view()->note_height() / 2.0;
+ const double x = trackview.editor.frame_to_pixel((nframes_t)note.time());
+ const double y = midi_stream_view()->note_to_y(note.note()) + (diamond_size / 2.0) - 2;
+
+ CanvasHit* ev_diamond = new CanvasHit(*this, *group, diamond_size);
+ ev_diamond->move(x, y);
+ ev_diamond->show();
+ ev_diamond->property_fill_color_rgba() = fill;
+ ev_diamond->property_outline_color_rgba() = outline;
+ _events.push_back(ev_diamond);
+ }
+}
+