/*
- Copyright (C) 2001-2006 Paul Davis
+ Copyright (C) 2001-2007 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
#include <libgnomecanvasmm.h>
#include <libgnomecanvasmm/polygon.h>
+#include <ardour/midi_track.h>
#include <ardour/midi_region.h>
#include <ardour/midi_model.h>
+#include <ardour/diskstream.h>
#include <ardour/types.h>
#include "region_view.h"
-#include "route_time_axis.h"
+#include "midi_time_axis.h"
#include "time_axis_view_item.h"
#include "automation_line.h"
#include "enums.h"
#include "canvas.h"
#include "canvas-note.h"
-#include "canvas-midi-event.h"
+#include "canvas-note-event.h"
+#include "canvas-program-change.h"
namespace ARDOUR {
class MidiRegion;
class MidiTimeAxisView;
class GhostRegion;
class AutomationTimeAxisView;
+class AutomationRegionView;
class MidiRegionView : public RegionView
{
public:
- MidiRegionView (ArdourCanvas::Group *,
+ MidiRegionView (ArdourCanvas::Group *,
RouteTimeAxisView&,
boost::shared_ptr<ARDOUR::MidiRegion>,
double initial_samples_per_unit,
Gdk::Color& basic_color);
~MidiRegionView ();
-
+
virtual void init (Gdk::Color& basic_color, bool wfd);
-
- boost::shared_ptr<ARDOUR::MidiRegion> midi_region() const;
-
+
+ inline const boost::shared_ptr<ARDOUR::MidiRegion> midi_region() const
+ { return boost::dynamic_pointer_cast<ARDOUR::MidiRegion>(_region); }
+
+ inline MidiTimeAxisView* midi_view() const
+ { return dynamic_cast<MidiTimeAxisView*>(&trackview); }
+
+ inline MidiStreamView* midi_stream_view() const
+ { return midi_view()->midi_view(); }
+
void set_y_position_and_height (double, double);
-
- void show_region_editor ();
- GhostRegion* add_ghost (AutomationTimeAxisView&);
+ void set_frame_color();
+
+ void redisplay_model();
+
+ GhostRegion* add_ghost (TimeAxisView&);
- void add_event(const ARDOUR::MidiEvent& ev);
- void add_note(const ARDOUR::MidiModel::Note& note);
+ void add_note(const boost::shared_ptr<Evoral::Note> note);
+ void resolve_note(uint8_t note_num, double end_time);
+
+ void add_pgm_change(boost::shared_ptr<Evoral::Event> event);
void begin_write();
void end_write();
void extend_active_notes();
- void create_note_at(double x, double y);
+ void create_note_at(double x, double y, double duration);
void display_model(boost::shared_ptr<ARDOUR::MidiModel> model);
- inline void start_remove_command() {
- _command_mode = Remove;
- if (!_delta_command)
- _delta_command = _model->new_delta_command();
- }
-
- void command_remove_note(ArdourCanvas::CanvasMidiEvent* ev) {
- if (_delta_command && ev->note()) {
- _delta_command->remove(*ev->note());
- ev->selected(true);
- }
- }
-
- void note_entered(ArdourCanvas::CanvasMidiEvent* ev) {
- if (_command_mode == Remove && _delta_command && ev->note())
- _delta_command->remove(*ev->note());
- }
-
- //ARDOUR::MidiModel::DeltaCommand* delta_command() { return _delta_command; }
-
- void abort_command() {
- delete _delta_command;
- _delta_command = NULL;
- _command_mode = None;
- }
-
- void apply_command() {
- if (_delta_command) {
- _model->apply_command(_delta_command);
- _delta_command = NULL;
- }
- _command_mode = None;
- }
-
+ void start_delta_command(string name = "midi edit");
+ void command_add_note(const boost::shared_ptr<Evoral::Note> note, bool selected);
+ void command_remove_note(ArdourCanvas::CanvasNoteEvent* ev);
+
+ void apply_command();
+ void abort_command();
+
+ void note_entered(ArdourCanvas::CanvasNoteEvent* ev);
+ void unique_select(ArdourCanvas::CanvasNoteEvent* ev);
+ void note_selected(ArdourCanvas::CanvasNoteEvent* ev, bool add);
+ void note_deselected(ArdourCanvas::CanvasNoteEvent* ev, bool add);
+ void delete_selection();
+ size_t selection_size() { return _selection.size(); }
+
+ void move_selection(double dx, double dy);
+ void note_dropped(ArdourCanvas::CanvasNoteEvent* ev, double dt, uint8_t dnote);
+
+ /**
+ * This function is needed to subtract the region start in pixels
+ * from world coordinates submitted by the mouse
+ */
+ double get_position_pixels(void);
+
+ /**
+ * This function is called by CanvasMidiNote when resizing starts,
+ * i.e. when the user presses mouse-2 on the note
+ * @param note_end which end of the note, NOTE_ON or NOTE_OFF
+ */
+ void begin_resizing(ArdourCanvas::CanvasNote::NoteEnd note_end);
+
+ /**
+ * This function is called while the user moves the mouse when resizing notes
+ * @param note_end which end of the note, NOTE_ON or NOTE_OFF
+ * @param x the difference in mouse motion, ie the motion difference if relative=true
+ * or the absolute mouse position (track-relative) if relative is false
+ * @param relative true if relative resizing is taking place, false if absolute resizing
+ */
+ void update_resizing(ArdourCanvas::CanvasNote::NoteEnd note_end, double x, bool relative);
+
+ /**
+ * This function is called while the user releases the mouse button when resizing notes
+ * @param note_end which end of the note, NOTE_ON or NOTE_OFF
+ * @param event_x the absolute mouse position (track-relative)
+ * @param relative true if relative resizing is taking place, false if absolute resizing
+ */
+ void commit_resizing(ArdourCanvas::CanvasNote::NoteEnd note_end, double event_x, bool relative);
+
+ /**
+ * This function is called while the user adjusts the velocity on a selection of notes
+ * @param velocity the relative or absolute velocity, depending on the value of relative
+ * @param relative true if the given velocity represents a delta to be applied to all notes, false
+ * if the absolute value of the note shoud be set
+ */
+ void change_velocity(uint8_t velocity, bool relative=false);
+
+ /**
+ * This function is called when the user adjusts the midi channel of a selection of notes
+ * @param channel - the channel number of the new channel, zero-based
+ */
+ void change_channel(uint8_t channel);
+
+ enum MouseState { None, Pressed, SelectTouchDragging, SelectRectDragging, AddDragging, EraseTouchDragging };
+ MouseState mouse_state() const { return _mouse_state; }
+
+ struct NoteResizeData {
+ ArdourCanvas::CanvasNote *canvas_note;
+ ArdourCanvas::SimpleRect *resize_rect;
+ double current_x;
+ };
+
+ /**
+ * This function provides the snap function for region position relative coordinates
+ * for pixel units (double) instead of nframes64_t
+ * @param x a pixel coordinate relative to region start
+ * @return the snapped pixel coordinate relative to region start
+ */
+ double snap_to_pixel(double x);
+
+ /**
+ * This function provides the snap function for region position relative coordinates
+ * for pixel units (double) instead of nframes64_t
+ * @param x a pixel coordinate relative to region start
+ * @return the snapped nframes64_t coordinate relative to region start
+ */
+ nframes64_t snap_to_frame(double x);
+
+ /**
+ * This function provides the snap function for region position relative coordinates
+ * @param x a pixel coordinate relative to region start
+ * @return the snapped nframes64_t coordinate relative to region start
+ */
+ nframes64_t snap_to_frame(nframes64_t x);
+
protected:
- /* this constructor allows derived types
- to specify their visibility requirements
- to the TimeAxisViewItem parent class
+ /**
+ * this constructor allows derived types
+ * to specify their visibility requirements
+ * to the TimeAxisViewItem parent class
*/
-
- MidiRegionView (ArdourCanvas::Group *,
+ MidiRegionView (ArdourCanvas::Group *,
RouteTimeAxisView&,
boost::shared_ptr<ARDOUR::MidiRegion>,
double samples_per_unit,
Gdk::Color& basic_color,
TimeAxisViewItem::Visibility);
-
+
void region_resized (ARDOUR::Change);
void set_flags (XMLNode *);
void store_flags ();
-
+
void reset_width_dependent_items (double pixel_width);
private:
- void redisplay_model();
void clear_events();
+ void switch_source(boost::shared_ptr<ARDOUR::Source> src);
bool canvas_event(GdkEvent* ev);
bool note_canvas_event(GdkEvent* ev);
-
- boost::shared_ptr<ARDOUR::MidiModel> _model;
- std::vector<ArdourCanvas::Item*> _events;
- ArdourCanvas::CanvasNote** _active_notes;
- ARDOUR::MidiModel::DeltaCommand* _delta_command;
- enum CommandMode { None, Remove };
- CommandMode _command_mode;
+ void midi_channel_mode_changed(ARDOUR::ChannelMode mode, uint16_t mask);
+
+ void clear_selection_except(ArdourCanvas::CanvasNoteEvent* ev);
+ void clear_selection() { clear_selection_except(NULL); }
+ void update_drag_selection(double last_x, double x, double last_y, double y);
+
+ int8_t _force_channel;
+ uint16_t _last_channel_selection;
+ double _default_note_length;
+
+ boost::shared_ptr<ARDOUR::MidiModel> _model;
+ std::vector<ArdourCanvas::CanvasNoteEvent*> _events;
+ std::vector< boost::shared_ptr<ArdourCanvas::CanvasProgramChange> > _pgm_changes;
+ ArdourCanvas::CanvasNote** _active_notes;
+ ArdourCanvas::Group* _note_group;
+ ARDOUR::MidiModel::DeltaCommand* _delta_command;
+
+ MouseState _mouse_state;
+ int _pressed_button;
+
+ typedef std::set<ArdourCanvas::CanvasNoteEvent*> Selection;
+ /// Currently selected CanvasNoteEvents
+ Selection _selection;
+
+ /** New notes (created in the current command) which should be selected
+ * when they appear after the command is applied. */
+ std::set< boost::shared_ptr<Evoral::Note> > _marked_for_selection;
+ std::vector<NoteResizeData *> _resize_data;
};
#endif /* __gtk_ardour_midi_region_view_h__ */