gtk2_ardour/edit_note_dialog.cc

   1 /*
   2     Copyright (C) 2010 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <gtkmm/stock.h>
  21 #include <gtkmm/table.h>
  22 #include "ardour/midi_model.h"
  23 #include "edit_note_dialog.h"
  24 #include "canvas-note-event.h"
  25 #include "midi_region_view.h"
  26
  27 using namespace Gtk;
  28
  29 /**
  30  *    EditNoteDialog constructor.
  31  *
  32  *    @param n Note to edit.
  33  */
  34
  35 EditNoteDialog::EditNoteDialog (MidiRegionView* rv, Gnome::Canvas::CanvasNoteEvent* ev)
  36         : ArdourDialog (_("Note"))
  37         , _region_view (rv)
  38         , _event (ev)
  39         , _time_clock (X_("notetime"), true, X_("NoteTimeClock"), true, false)
  40         , _length_clock (X_("notelength"), true, X_("NoteLengthClock"), true, false, true)
  41 {
  42         Table* table = manage (new Table (4, 2));
  43         table->set_spacings (6);
  44
  45         int r = 0;
  46
  47         Label* l = manage (new Label (_("Channel")));
  48         l->set_alignment (0, 0.5);
  49         table->attach (*l, 0, 1, r, r + 1);
  50         table->attach (_channel, 1, 2, r, r + 1);
  51         ++r;
  52
  53         _channel.set_range (1, 16);
  54         _channel.set_increments (1, 2);
  55         _channel.set_value (ev->note()->channel () + 1);
  56
  57         l = manage (new Label (_("Pitch")));
  58         l->set_alignment (0, 0.5);
  59         table->attach (*l, 0, 1, r, r + 1);
  60         table->attach (_pitch, 1, 2, r, r + 1);
  61         ++r;
  62
  63         _pitch.set_range (0, 127);
  64         _pitch.set_increments (1, 10);
  65         _pitch.set_value (ev->note()->note ());
  66
  67         l = manage (new Label (_("Velocity")));
  68         l->set_alignment (0, 0.5);
  69         table->attach (*l, 0, 1, r, r + 1);
  70         table->attach (_velocity, 1, 2, r, r + 1);
  71         ++r;
  72
  73         _velocity.set_range (0, 127);
  74         _velocity.set_increments (1, 10);
  75         _velocity.set_value (ev->note()->velocity ());
  76
  77         l = manage (new Label (_("Time")));
  78         l->set_alignment (0, 0.5);
  79         table->attach (*l, 0, 1, r, r + 1);
  80         table->attach (_time_clock, 1, 2, r, r + 1);
  81         ++r;
  82
  83         _time_clock.set_session (_region_view->get_time_axis_view().session ());
  84         _time_clock.set_mode (AudioClock::BBT);
  85         _time_clock.set (_region_view->time_converter().to (ev->note()->time ()), true);
  86
  87         l = manage (new Label (_("Length")));
  88         l->set_alignment (0, 0.5);
  89         table->attach (*l, 0, 1, r, r + 1);
  90         table->attach (_length_clock, 1, 2, r, r + 1);
  91         ++r;
  92
  93         _length_clock.set_session (_region_view->get_time_axis_view().session ());
  94         _length_clock.set_mode (AudioClock::BBT);
  95         _length_clock.set (_region_view->time_converter().to (ev->note()->length ()), true);
  96
  97         get_vbox()->pack_start (*table);
  98
  99         add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 100         add_button (Gtk::Stock::APPLY, Gtk::RESPONSE_ACCEPT);
 101         set_default_response (Gtk::RESPONSE_ACCEPT);
 102
 103         show_all ();
 104 }
 105
 106 int
 107 EditNoteDialog::run ()
 108 {
 109         int const r = Dialog::run ();
 110         if (r != RESPONSE_ACCEPT) {
 111                 return r;
 112         }
 113
 114         /* These calls mean that if a value is entered using the keyboard
 115            it will be returned by the get_value_as_int()s below.
 116         */
 117         _channel.update ();
 118         _pitch.update ();
 119         _velocity.update ();
 120
 121         _region_view->start_note_diff_command (_("edit note"));
 122
 123         bool had_change = false;
 124
 125         if (_channel.get_value_as_int() - 1 != _event->note()->channel()) {
 126                 _region_view->change_note_channel (_event, _channel.get_value_as_int () - 1);
 127                 had_change = true;
 128         }
 129
 130         if (_pitch.get_value_as_int() != _event->note()->note()) {
 131                 _region_view->change_note_note (_event, _pitch.get_value_as_int (), false);
 132                 had_change = true;
 133         }
 134
 135         if (_velocity.get_value_as_int() != _event->note()->velocity()) {
 136                 _region_view->change_note_velocity (_event, _velocity.get_value_as_int (), false);
 137                 had_change = true;
 138         }
 139
 140         double const t = _region_view->time_converter().from (_time_clock.current_time ());
 141
 142         if (t != _event->note()->time()) {
 143                 _region_view->change_note_time (_event, t);
 144                 had_change = true;
 145         }
 146
 147         double const d = _region_view->time_converter().from (_length_clock.current_duration ());
 148
 149         if (d != _event->note()->length()) {
 150                 _region_view->change_note_length (_event, d);
 151                 had_change = true;
 152         }
 153
 154         if (!had_change) {
 155                 _region_view->abort_command ();
 156         }
 157
 158         _region_view->apply_diff ();
 159
 160         _event->set_selected (_event->selected()); // change color
 161
 162         return r;
 163 }