Tidy up the ruler code slightly.
[ardour.git] / gtk2_ardour / midi_region_view.h
index 29ad2f78213c55dc6a5d9c9a26010682462d4a2b..846b1651a14b7b21ac5c805a4eccdb0b8b02ad11 100644 (file)
@@ -43,7 +43,7 @@
 #include "canvas-hit.h"
 #include "canvas-note.h"
 #include "canvas-note-event.h"
-#include "canvas-program-change.h"
+#include "canvas_patch_change.h"
 #include "canvas-sysex.h"
 
 namespace ARDOUR {
@@ -120,53 +120,43 @@ class MidiRegionView : public RegionView
        void cut_copy_clear (Editing::CutCopyOp);
        void paste (framepos_t pos, float times, const MidiCutBuffer&);
 
-       struct PCEvent {
-               PCEvent(double a_time, uint8_t a_value, uint8_t a_channel)
-                       : time(a_time), value(a_value), channel(a_channel) {}
-
-               double  time;
-               uint8_t value;
-               uint8_t channel;
-       };
-
-       /** Add a new program change flag to the canvas.
-        * @param program the MidiRegionView::PCEvent to add
+       /** Add a new patch change flag to the canvas.
+        * @param patch the patch change to add
         * @param the text to display in the flag
         */
-       void add_pgm_change(PCEvent& program, const std::string& displaytext);
+       void add_canvas_patch_change (ARDOUR::MidiModel::PatchChangePtr patch, const std::string& displaytext);
 
        /** Look up the given time and channel in the 'automation' and set keys accordingly.
-        * @param time the time of the program change event
+        * @param time the time of the patch change event
         * @param channel the MIDI channel of the event
         * @key a reference to an instance of MIDI::Name::PatchPrimaryKey whose fields will
         *        will be set according to the result of the lookup
         */
        void get_patch_key_at(double time, uint8_t channel, MIDI::Name::PatchPrimaryKey& key);
 
-       /** Change the 'automation' data of old_program to new values which correspond to new_patch.
-        * @param old_program the program change event which is to be altered
-        * @param new_patch the new lsb, msb and program number which are to be set
+       /** Change old_patch to new_patch.
+        * @param old_patch the canvas patch change which is to be altered
+        * @param new_patch new patch
         */
-       void alter_program_change(PCEvent& old_program, const MIDI::Name::PatchPrimaryKey& new_patch);
+       void change_patch_change (ArdourCanvas::CanvasPatchChange& old_patch, const MIDI::Name::PatchPrimaryKey& new_patch);
+       void change_patch_change (ARDOUR::MidiModel::PatchChangePtr, Evoral::PatchChange<Evoral::MusicalTime> const &);
 
-       /** Alter a given program to the new given one.
-        * (Called on context menu select on CanvasProgramChange)
-        */
-       void program_selected(
-               ArdourCanvas::CanvasProgramChange& program,
-               const MIDI::Name::PatchPrimaryKey& new_patch);
+       void add_patch_change (framecnt_t, Evoral::PatchChange<Evoral::MusicalTime> const &);
+       void move_patch_change (ArdourCanvas::CanvasPatchChange &, Evoral::MusicalTime);
+       void delete_patch_change (ArdourCanvas::CanvasPatchChange *);
+       void edit_patch_change (ArdourCanvas::CanvasPatchChange *);
 
-       /** Alter a given program to be its predecessor in the MIDNAM file.
+       /** Alter a given patch to be its predecessor in the MIDNAM file.
         */
-       void previous_program(ArdourCanvas::CanvasProgramChange& program);
+       void previous_patch (ArdourCanvas::CanvasPatchChange &);
 
-       /** Alters a given program to be its successor in the MIDNAM file.
+       /** Alters a given patch to be its successor in the MIDNAM file.
         */
-       void next_program(ArdourCanvas::CanvasProgramChange& program);
+       void next_patch (ArdourCanvas::CanvasPatchChange &);
 
-       /** Displays all program change events in the region as flags on the canvas.
+       /** Displays all patch change events in the region as flags on the canvas.
         */
-       void display_program_changes();
+       void display_patch_changes();
 
        /** Displays all system exclusive events in the region as flags on the canvas.
         */
@@ -180,11 +170,11 @@ class MidiRegionView : public RegionView
 
        void display_model(boost::shared_ptr<ARDOUR::MidiModel> model);
 
-       void start_diff_command(std::string name = "midi edit");
-       void diff_add_change(ArdourCanvas::CanvasNoteEvent* ev, ARDOUR::MidiModel::DiffCommand::Property, uint8_t val);
-       void diff_add_change(ArdourCanvas::CanvasNoteEvent* ev, ARDOUR::MidiModel::DiffCommand::Property, Evoral::MusicalTime val);
-       void diff_add_note(const boost::shared_ptr<NoteType> note, bool selected, bool show_velocity=false);
-       void diff_remove_note(ArdourCanvas::CanvasNoteEvent* ev);
+       void start_note_diff_command (std::string name = "midi edit");
+       void note_diff_add_change (ArdourCanvas::CanvasNoteEvent* ev, ARDOUR::MidiModel::NoteDiffCommand::Property, uint8_t val);
+       void note_diff_add_change (ArdourCanvas::CanvasNoteEvent* ev, ARDOUR::MidiModel::NoteDiffCommand::Property, Evoral::MusicalTime val);
+       void note_diff_add_note (const boost::shared_ptr<NoteType> note, bool selected, bool show_velocity = false);
+       void note_diff_remove_note (ArdourCanvas::CanvasNoteEvent* ev);
 
        void apply_diff();
        void apply_diff_as_subcommand();
@@ -192,6 +182,8 @@ class MidiRegionView : public RegionView
 
        void   note_entered(ArdourCanvas::CanvasNoteEvent* ev);
        void   note_left(ArdourCanvas::CanvasNoteEvent* ev);
+       void   patch_entered (ArdourCanvas::CanvasPatchChange *);
+       void   patch_left (ArdourCanvas::CanvasPatchChange *);
        void   note_mouse_position (float xfraction, float yfraction, bool can_set_cursor=true);
        void   unique_select(ArdourCanvas::CanvasNoteEvent* ev);
        void   note_selected(ArdourCanvas::CanvasNoteEvent* ev, bool add, bool extend=false);
@@ -223,8 +215,8 @@ class MidiRegionView : public RegionView
         */
        void begin_resizing(bool at_front);
 
-       void update_resizing (ArdourCanvas::CanvasNote *, bool, double, bool);
-       void commit_resizing (ArdourCanvas::CanvasNote *, bool, double, bool);
+       void update_resizing (ArdourCanvas::CanvasNoteEvent*, bool, double, bool);
+       void commit_resizing (ArdourCanvas::CanvasNoteEvent*, bool, double, bool);
 
        /** Change the channel of the selection.
         * @param channel - the channel number of the new channel, zero-based
@@ -282,6 +274,12 @@ class MidiRegionView : public RegionView
        void selection_as_notelist (Notes& selected, bool allow_all_if_none_selected = false);
 
        void enable_display (bool);
+       
+       void set_channel_selector_scoped_note(ArdourCanvas::CanvasNoteEvent* note){ _channel_selection_scoped_note = note; }
+       ArdourCanvas::CanvasNoteEvent* channel_selector_scoped_note(){  return _channel_selection_scoped_note; }
+
+       void trim_front_starting ();
+       void trim_front_ending ();
         
   protected:
        /** Allows derived types to specify their visibility requirements
@@ -317,7 +315,6 @@ class MidiRegionView : public RegionView
        bool play_midi_note_off(boost::shared_ptr<NoteType> note);
 
        void clear_events();
-       void switch_source(boost::shared_ptr<ARDOUR::Source> src);
 
        bool canvas_event(GdkEvent* ev);
        bool note_canvas_event(GdkEvent* ev);
@@ -340,6 +337,8 @@ class MidiRegionView : public RegionView
        void add_to_selection (ArdourCanvas::CanvasNoteEvent*);
        void remove_from_selection (ArdourCanvas::CanvasNoteEvent*);
 
+       uint8_t get_channel_for_add () const;
+
        int8_t   _force_channel;
        uint16_t _last_channel_selection;
        uint8_t  _current_range_min;
@@ -352,16 +351,16 @@ class MidiRegionView : public RegionView
        std::string _custom_device_mode;
 
        typedef std::list<ArdourCanvas::CanvasNoteEvent*> Events;
-       typedef std::vector< boost::shared_ptr<ArdourCanvas::CanvasProgramChange> > PgmChanges;
+       typedef std::vector< boost::shared_ptr<ArdourCanvas::CanvasPatchChange> > PatchChanges;
        typedef std::vector< boost::shared_ptr<ArdourCanvas::CanvasSysEx> > SysExes;
 
        boost::shared_ptr<ARDOUR::MidiModel> _model;
        Events                               _events;
-       PgmChanges                           _pgm_changes;
+       PatchChanges                         _patch_changes;
        SysExes                              _sys_exes;
        ArdourCanvas::CanvasNote**           _active_notes;
        ArdourCanvas::Group*                 _note_group;
-       ARDOUR::MidiModel::DiffCommand*      _diff_command;
+       ARDOUR::MidiModel::NoteDiffCommand*  _note_diff_command;
        ArdourCanvas::CanvasNote*            _ghost_note;
        double                               _last_ghost_x;
        double                               _last_ghost_y;
@@ -373,6 +372,13 @@ class MidiRegionView : public RegionView
         ArdourCanvas::SimpleRect*            _step_edit_cursor;
         Evoral::MusicalTime                  _step_edit_cursor_width;
         Evoral::MusicalTime                  _step_edit_cursor_position;
+       ArdourCanvas::CanvasNoteEvent*       _channel_selection_scoped_note;
+       
+
+       /** A group used to temporarily reparent _note_group to during start trims, so
+        *  that the notes don't move with the parent region view.
+        */
+       ArdourCanvas::Group*                 _temporary_note_group;
 
        MouseState _mouse_state;
        int _pressed_button;
@@ -396,14 +402,14 @@ class MidiRegionView : public RegionView
 
        std::vector<NoteResizeData *> _resize_data;
 
-       /* connection used to connect to model's ContentChanged signal */
+       /** connection used to connect to model's ContentChanged signal */
        PBD::ScopedConnection content_connection;
 
        ArdourCanvas::CanvasNoteEvent* find_canvas_note (boost::shared_ptr<NoteType>);
        Events::iterator _optimization_iterator;
 
        void update_note (ArdourCanvas::CanvasNote*);
-       void update_hit (ArdourCanvas::CanvasHit*);
+       double update_hit (ArdourCanvas::CanvasHit *);
        void create_ghost_note (double, double);
        void update_ghost_note (double, double);
 
@@ -431,7 +437,17 @@ class MidiRegionView : public RegionView
         void maybe_select_by_position (GdkEventButton* ev, double x, double y);
         void get_events (Events& e, Evoral::Sequence<Evoral::MusicalTime>::NoteOperator op, uint8_t val, int chan_mask = 0);
 
-       void display_program_changes_on_channel (uint8_t);
+       void display_patch_changes_on_channel (uint8_t);
+
+       void connect_to_diskstream ();
+       void data_recorded (boost::shared_ptr<ARDOUR::MidiBuffer>, boost::weak_ptr<ARDOUR::MidiSource>);
+
+       void remove_ghost_note ();
+       void mouse_mode_changed ();
+       double _last_event_x;
+       double _last_event_y;
+
+       PBD::ScopedConnection _mouse_mode_connection;
 
         Gdk::Cursor* pre_enter_cursor;
 };