libs/surfaces/generic_midi/midifunction.cc

   1 /*
   2     Copyright (C) 2009 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 #include <cstring>
  20
  21 #include "midi++/port.h"
  22
  23 #include "midifunction.h"
  24 #include "generic_midi_control_protocol.h"
  25
  26 using namespace MIDI;
  27
  28 MIDIFunction::MIDIFunction (MIDI::Port& p)
  29         : MIDIInvokable (p)
  30 {
  31 }
  32
  33 MIDIFunction::~MIDIFunction ()
  34 {
  35 }
  36
  37 int
  38 MIDIFunction::setup (GenericMidiControlProtocol& ui, const std::string& invokable_name, const std::string& arg, MIDI::byte* msg_data, size_t data_sz)
  39 {
  40         MIDIInvokable::init (ui, invokable_name, msg_data, data_sz);
  41
  42         _argument = arg;
  43
  44         if (strcasecmp (_invokable_name.c_str(), "transport-stop") == 0) {
  45                 _function = TransportStop;
  46         } else if (strcasecmp (_invokable_name.c_str(), "transport-roll") == 0) {
  47                 _function = TransportRoll;
  48         } else if (strcasecmp (_invokable_name.c_str(), "transport-zero") == 0) {
  49                 _function = TransportZero;
  50         } else if (strcasecmp (_invokable_name.c_str(), "transport-start") == 0) {
  51                 _function = TransportStart;
  52         } else if (strcasecmp (_invokable_name.c_str(), "transport-end") == 0) {
  53                 _function = TransportEnd;
  54         } else if (strcasecmp (_invokable_name.c_str(), "loop-toggle") == 0) {
  55                 _function = TransportLoopToggle;
  56         } else if (strcasecmp (_invokable_name.c_str(), "rec-enable") == 0) {
  57                 _function = TransportRecordEnable;
  58         } else if (strcasecmp (_invokable_name.c_str(), "rec-disable") == 0) {
  59                 _function = TransportRecordDisable;
  60         } else if (strcasecmp (_invokable_name.c_str(), "next-bank") == 0) {
  61                 _function = NextBank;
  62         } else if (strcasecmp (_invokable_name.c_str(), "prev-bank") == 0) {
  63                 _function = PrevBank;
  64         } else if (strcasecmp (_invokable_name.c_str(), "select") == 0) {
  65                 if (_argument.empty()) {
  66                         return -1;
  67                 }
  68                 _function = Select;
  69         } else if (strcasecmp (_invokable_name.c_str(), "track-set-solo") == 0) {
  70                 if (_argument.empty()) {
  71                         return -1;
  72                 }
  73                 _function = TrackSetSolo;
  74         } else if (strcasecmp (_invokable_name.c_str(), "track-set-mute") == 0) {
  75                 if (_argument.empty()) {
  76                         return -1;
  77                 }
  78                 _function = TrackSetMute;
  79         } else {
  80                 return -1;
  81         }
  82
  83         return 0;
  84 }
  85
  86 void
  87 MIDIFunction::execute ()
  88 {
  89         switch (_function) {
  90         case NextBank:
  91                 _ui->next_bank();
  92                 break;
  93
  94         case PrevBank:
  95                 _ui->prev_bank();
  96                 break;
  97
  98         case TransportStop:
  99                 _ui->transport_stop ();
 100                 break;
 101
 102         case TransportRoll:
 103                 _ui->transport_play ();
 104                 break;
 105
 106         case TransportStart:
 107                 _ui->goto_start ();
 108                 break;
 109
 110         case TransportZero:
 111                 // need this in BasicUI
 112                 break;
 113
 114         case TransportEnd:
 115                 _ui->goto_end ();
 116                 break;
 117
 118         case TransportLoopToggle:
 119                 _ui->loop_toggle ();
 120                 break;
 121
 122         case TransportRecordEnable:
 123                 _ui->set_record_enable (true);
 124                 break;
 125
 126         case TransportRecordDisable:
 127                 _ui->set_record_enable (false);
 128                 break;
 129
 130         case Select:
 131                 if (!_argument.empty()) {
 132                         uint32_t rid;
 133                         sscanf (_argument.c_str(), "%d", &rid);
 134                         _ui->SelectByRID (rid);
 135                 }
 136         case TrackSetMute:
 137                 break;
 138         case TrackSetSolo:
 139                 break;
 140         case TrackSetSoloIsolate:
 141                 break;
 142         case TrackSetGain:
 143                 break;
 144         case TrackSetRecordEnable:
 145                 break;
 146         default:
 147                 break;
 148         }
 149 }
 150
 151 XMLNode&
 152 MIDIFunction::get_state ()
 153 {
 154         XMLNode* node = new XMLNode ("MIDIFunction");
 155         return *node;
 156 }
 157
 158 int
 159 MIDIFunction::set_state (const XMLNode& /*node*/, int /*version*/)
 160 {
 161         return 0;
 162 }
 163