code.delx.au - virtualtones/blob - mainwin.cpp

   1 // mainwin.cpp - Displays the MIDI keyboard and instrument selector
   2 // Written by James Bunton <james@delx.net.au>
   3 // Licensed under the GPL, see COPYING.txt for more details
   4
   5
   6 #include "mainwin.h"
   7
   8 using namespace Qt;
   9
  10
  11 MainWin::MainWin()
  12 : QWidget(0,0)
  13 {
  14         setWindowTitle("Virtual Tones");
  15
  16         // Setup the MIDI output
  17         midi = new MidiReal();
  18         if(midi->initSuccess() == false) {
  19                 QMessageBox::critical(this, "MIDI Error", midi->getError());
  20                 qApp->quit();
  21                 exit(1);
  22         }
  23         midiFile = 0;
  24
  25         // Create the sound selector
  26         soundSelection = new QComboBox(this);
  27         soundSelection->setToolTip("Select the MIDI instrument to play with");
  28         fillSounds();
  29         connect(soundSelection, SIGNAL(activated(int)), midi, SLOT(setInstrument(int)));
  30         soundSelectionLabel = new QLabel("Sound:", this);
  31
  32         // Setup the interface selector
  33         interfaceSelection = new QComboBox(this);
  34         interfaceSelection->setToolTip("Select the interface to play with");
  35         interfaceSelection->insertItem(0, "Piano");
  36         interfaceSelection->insertItem(1, "Violin");
  37         interfaceSelection->insertItem(2, "Viola");
  38         interfaceSelection->insertItem(3, "Cello");
  39         interfaceSelection->insertItem(4, "Contrabass");
  40         connect(interfaceSelection, SIGNAL(activated(int)), this, SLOT(interfaceSelectionSlot(int)));
  41         instrument = 0;
  42         interfaceSelectionLabel = new QLabel("Interface:", this);
  43
  44         // Setup the octave selector
  45         octaveSelection = new QComboBox(this);
  46         octaveSelection->setToolTip("Select the starting octave");
  47         for(int i = 0; i < 11; i++) {
  48                 octaveSelection->insertItem(i, "Octave " + QString::number(i - 2));
  49         }
  50         octaveSelectionLabel = new QLabel("Base Octave:", this);
  51
  52         // Create the help & quit button
  53         helpBtn = new QPushButton("Help", this);
  54         quitBtn = new QPushButton("Quit", this);
  55         connect(quitBtn, SIGNAL(clicked()), qApp, SLOT(quit()));
  56
  57         // MIDI recording buttons
  58         recordBtn = new QPushButton("Record", this);
  59         recordBtn->setToolTip("Starts a MIDI recording of the notes played");
  60         recordBtn->setEnabled(true);
  61         connect(recordBtn, SIGNAL(clicked()), SLOT(setupRecord()));
  62         stopBtn = new QPushButton("Stop", this);
  63         stopBtn->setToolTip("Stops the MIDI recording");
  64         stopBtn->setEnabled(false);
  65         connect(stopBtn, SIGNAL(clicked()), SLOT(finishRecord()));
  66
  67
  68         // The about label
  69         aboutLabel = new QLabel("Written for Julieanne...", this);
  70
  71         // Setup the layouts
  72         soundSelectionLayout = new QVBoxLayout();
  73         soundSelectionLayout->addWidget(soundSelectionLabel);
  74         soundSelectionLayout->addWidget(soundSelection);
  75
  76         interfaceSelectionLayout = new QVBoxLayout();
  77         interfaceSelectionLayout->addWidget(interfaceSelectionLabel);
  78         interfaceSelectionLayout->addWidget(interfaceSelection);
  79
  80         octaveSelectionLayout = new QVBoxLayout();
  81         octaveSelectionLayout->addWidget(octaveSelectionLabel);
  82         octaveSelectionLayout->addWidget(octaveSelection);
  83
  84         midiBtnLayout = new QVBoxLayout();
  85         midiBtnLayout->addWidget(recordBtn);
  86         midiBtnLayout->addSpacing(5);
  87         midiBtnLayout->addWidget(stopBtn);
  88
  89         buttonsLayout = new QVBoxLayout();
  90         buttonsLayout->addWidget(helpBtn);
  91         buttonsLayout->addSpacing(5);
  92         buttonsLayout->addWidget(quitBtn);
  93
  94         optionsLayout = new QHBoxLayout();
  95         optionsLayout->addSpacing(5);
  96         optionsLayout->addLayout(interfaceSelectionLayout);
  97         optionsLayout->addSpacing(5);
  98         optionsLayout->addLayout(soundSelectionLayout);
  99         optionsLayout->addSpacing(5);
 100         optionsLayout->addLayout(octaveSelectionLayout);
 101         optionsLayout->addSpacing(5);
 102         optionsLayout->addLayout(midiBtnLayout);
 103         optionsLayout->addSpacing(5);
 104         optionsLayout->addLayout(buttonsLayout);
 105         optionsLayout->addSpacing(5);
 106
 107         vLayout = new QVBoxLayout(this);
 108         vLayout->insertSpacing(0, 5);
 109         vLayout->insertLayout(1, optionsLayout);
 110         vLayout->insertSpacing(2, 5);
 111         vLayout->insertSpacing(3, 1);// instrument goes here
 112         vLayout->insertSpacing(4, 5);
 113         vLayout->insertWidget(5, aboutLabel);
 114         vLayout->insertSpacing(6, 5);
 115
 116         interfaceSelectionSlot(0);
 117
 118         show();
 119 }
 120
 121 MainWin::~MainWin()
 122 {
 123         delete midi;
 124         if(midiFile != 0)
 125                 delete midiFile;
 126 }
 127
 128 void MainWin::setupRecord() {
 129         if(midiFile == 0) {
 130                 QString filename = QFileDialog::getSaveFileName(NULL, "MIDI files (*.mid *.midi)");
 131                 if(filename.isNull() || filename.isEmpty())
 132                         return;
 133                 midiFile = new MidiFile(filename);
 134                 if(midiFile->initSuccess() == false) {
 135                         QMessageBox::warning(this, "MIDI recording error", midiFile->getError());
 136                         delete midiFile;
 137                         return;
 138                 }
 139                 connect(soundSelection, SIGNAL(activated(int)), midiFile, SLOT(setInstrument(int)));
 140                 connect(instrument, SIGNAL(playNote(int, int, int)), midiFile, SLOT(playNote(int, int, int)));
 141                 connect(instrument, SIGNAL(stopNote(int)), midiFile, SLOT(stopNote(int)));
 142         }
 143
 144         recordBtn->setEnabled(false);
 145         stopBtn->setEnabled(true);
 146 }
 147
 148 void MainWin::finishRecord() {
 149         if(midiFile != 0) {
 150                 delete midiFile;
 151                 midiFile = 0;
 152         }
 153
 154         recordBtn->setEnabled(true);
 155         stopBtn->setEnabled(false);
 156 }
 157
 158 void MainWin::interfaceSelectionSlot(int num)
 159 {
 160         // Right now interfaces 0-4 exist
 161
 162         if(instrument != 0) {
 163 //              if(vLayout->findWidget(instrument)) {
 164 //                      vLayout->remove(instrument);
 165 //              }
 166                 delete instrument;
 167                 instrument = 0;
 168         }
 169
 170         switch(num) {
 171         // Create the instrument
 172
 173         default:
 174         case 0: {
 175                 PianoInstrument *p = new PianoInstrument(this);
 176                 instrument = p;
 177                 // Select piano as the default
 178                 soundSelection->setCurrentIndex(0);
 179                 midi->setInstrument(0);
 180                 if(midiFile != 0)
 181                         midiFile->setInstrument(0);
 182                 break;
 183         }
 184         case 1: {
 185                 ViolinInstrument *p = new ViolinInstrument(this);
 186                 instrument = p;
 187                 // Select violin as the default
 188                 soundSelection->setCurrentIndex(40);
 189                 midi->setInstrument(40);
 190                 if(midiFile != 0)
 191                         midiFile->setInstrument(40);
 192                 break;
 193         }
 194         case 2: {
 195                 ViolaInstrument *p = new ViolaInstrument(this);
 196                 instrument = p;
 197                 // Select violin as the default
 198                 soundSelection->setCurrentIndex(41);
 199                 midi->setInstrument(41);
 200                 if(midiFile != 0)
 201                         midiFile->setInstrument(41);
 202                 break;
 203         }
 204         case 3: {
 205                 CelloInstrument *p = new CelloInstrument(this);
 206                 instrument = p;
 207                 // Select violin as the default
 208                 soundSelection->setCurrentIndex(42);
 209                 midi->setInstrument(42);
 210                 if(midiFile != 0)
 211                         midiFile->setInstrument(42);
 212                 break;
 213         }
 214         case 4: {
 215                 ContrabassInstrument *p = new ContrabassInstrument(this);
 216                 instrument = p;
 217                 // Select violin as the default
 218                 soundSelection->setCurrentIndex(43);
 219                 midi->setInstrument(43);
 220                 if(midiFile != 0)
 221                         midiFile->setInstrument(43);
 222                 break;
 223         }
 224         }
 225
 226         // Relayout
 227         vLayout->insertWidget(3, instrument);
 228         setFixedSize(640, 640);
 229         instrument->show();
 230
 231         // Connect signals
 232         connect(instrument, SIGNAL(playNote(int, int, int)), midi, SLOT(playNote(int, int, int)));
 233         connect(instrument, SIGNAL(stopNote(int)), midi, SLOT(stopNote(int)));
 234         if(midiFile != 0) {
 235                 connect(instrument, SIGNAL(playNote(int, int, int)), midiFile, SLOT(playNote(int, int, int)));
 236                 connect(instrument, SIGNAL(stopNote(int)), midiFile, SLOT(stopNote(int)));
 237         }
 238         connect(helpBtn, SIGNAL(clicked()), instrument, SLOT(displayHelp()));
 239         connect(octaveSelection, SIGNAL(activated(int)), instrument, SLOT(setStartOctave(int)));
 240
 241         // Set the octave widget
 242         octaveSelection->setCurrentIndex(instrument->getNoteStart() / 12);
 243 }
 244
 245 void MainWin::fillSounds()
 246 {
 247         soundSelection->insertItem(0, "Acoustic Grand Piano");
 248         soundSelection->insertItem(1, "Bright Acoustic Piano");
 249         soundSelection->insertItem(2, "Electric Grand Piano");
 250         soundSelection->insertItem(3, "Honky-tonk Piano");
 251         soundSelection->insertItem(4, "Rhodes Piano");
 252         soundSelection->insertItem(5, "Chorused Piano");
 253         soundSelection->insertItem(6, "Harpsichord");
 254         soundSelection->insertItem(7, "Clavinet");
 255         soundSelection->insertItem(8, "Celesta");
 256         soundSelection->insertItem(9, "Glockenspiel");
 257         soundSelection->insertItem(10, "Music Box");
 258         soundSelection->insertItem(11, "Vibraphone");
 259         soundSelection->insertItem(12, "Marimba");
 260         soundSelection->insertItem(13, "Xylophone");
 261         soundSelection->insertItem(14, "Tubular bells");
 262         soundSelection->insertItem(15, "Dulcimer");
 263         soundSelection->insertItem(16, "Draw Organ");
 264         soundSelection->insertItem(17, "Percussive Organ");
 265         soundSelection->insertItem(18, "Rock Organ");
 266         soundSelection->insertItem(19, "Church Organ");
 267         soundSelection->insertItem(20, "Reed Organ");
 268         soundSelection->insertItem(21, "Accordion");
 269         soundSelection->insertItem(22, "Harmonica");
 270         soundSelection->insertItem(23, "Tango Accordion");
 271         soundSelection->insertItem(24, "Acoustic Nylon Guitar");
 272         soundSelection->insertItem(25, "Acoustic Steel Guitar");
 273         soundSelection->insertItem(26, "Electric Jazz Guitar");
 274         soundSelection->insertItem(27, "Electric clean Guitar");
 275         soundSelection->insertItem(28, "Electric Guitar muted");
 276         soundSelection->insertItem(29, "Overdriven Guitar");
 277         soundSelection->insertItem(30, "Distortion Guitar");
 278         soundSelection->insertItem(31, "Guitar Harmonics");
 279         soundSelection->insertItem(32, "Wood Bass");
 280         soundSelection->insertItem(33, "Electric Bass Fingered");
 281         soundSelection->insertItem(34, "Electric Bass Picked");
 282         soundSelection->insertItem(35, "Fretless Bass");
 283         soundSelection->insertItem(36, "Slap Bass 1");
 284         soundSelection->insertItem(37, "Slap Bass 2");
 285         soundSelection->insertItem(38, "Synth Bass 1");
 286         soundSelection->insertItem(39, "Synth Bass 2");
 287         soundSelection->insertItem(40, "Violin");
 288         soundSelection->insertItem(41, "Viola");
 289         soundSelection->insertItem(42, "Cello");
 290         soundSelection->insertItem(43, "Contrabass");
 291         soundSelection->insertItem(44, "Tremolo Strings");
 292         soundSelection->insertItem(45, "Pizzicato Strings");
 293         soundSelection->insertItem(46, "Orchestral Harp");
 294         soundSelection->insertItem(47, "Timpani");
 295         soundSelection->insertItem(48, "Acoustic String Ensemble 1");
 296         soundSelection->insertItem(49, "Acoustic String Ensemble 2");
 297         soundSelection->insertItem(50, "Synth Strings 1");
 298         soundSelection->insertItem(51, "Synth Strings 2");
 299         soundSelection->insertItem(52, "Aah Choir");
 300         soundSelection->insertItem(53, "Ooh Choir");
 301         soundSelection->insertItem(54, "Synvox");
 302         soundSelection->insertItem(55, "Orchestra Hit");
 303         soundSelection->insertItem(56, "Trumpet");
 304         soundSelection->insertItem(57, "Trombone");
 305         soundSelection->insertItem(58, "Tuba");
 306         soundSelection->insertItem(59, "Muted Trumpet");
 307         soundSelection->insertItem(60, "French Horn");
 308         soundSelection->insertItem(61, "Brass Section");
 309         soundSelection->insertItem(62, "Synth Brass 1");
 310         soundSelection->insertItem(63, "Synth Brass 2");
 311         soundSelection->insertItem(64, "Soprano Sax");
 312         soundSelection->insertItem(65, "Alto Sax");
 313         soundSelection->insertItem(66, "Tenor Sax");
 314         soundSelection->insertItem(67, "Baritone Sax");
 315         soundSelection->insertItem(68, "Oboe");
 316         soundSelection->insertItem(69, "English Horn");
 317         soundSelection->insertItem(70, "Bassoon");
 318         soundSelection->insertItem(71, "Clarinet");
 319         soundSelection->insertItem(72, "Piccolo");
 320         soundSelection->insertItem(73, "Flute");
 321         soundSelection->insertItem(74, "Recorder");
 322         soundSelection->insertItem(75, "Pan Flute");
 323         soundSelection->insertItem(76, "Bottle blow");
 324         soundSelection->insertItem(77, "Shakuhachi");
 325         soundSelection->insertItem(78, "Whistle");
 326         soundSelection->insertItem(79, "Ocarina");
 327         soundSelection->insertItem(80, "Square Lead");
 328         soundSelection->insertItem(81, "Saw Lead");
 329         soundSelection->insertItem(82, "Calliope");
 330         soundSelection->insertItem(83, "Chiffer");
 331         soundSelection->insertItem(84, "Synth Lead 5");
 332         soundSelection->insertItem(85, "Synth Lead 6");
 333         soundSelection->insertItem(86, "Synth Lead 7");
 334         soundSelection->insertItem(87, "Synth Lead 8");
 335         soundSelection->insertItem(88, "Synth Pad 1");
 336         soundSelection->insertItem(89, "Synth Pad 2");
 337         soundSelection->insertItem(90, "Synth Pad 3");
 338         soundSelection->insertItem(91, "Synth Pad 4");
 339         soundSelection->insertItem(92, "Synth Pad 5");
 340         soundSelection->insertItem(93, "Synth Pad 6");
 341         soundSelection->insertItem(94, "Synth Pad 7");
 342         soundSelection->insertItem(95, "Synth Pad 8");
 343         soundSelection->insertItem(96, "Ice Rain");
 344         soundSelection->insertItem(97, "Soundtracks");
 345         soundSelection->insertItem(98, "Crystal");
 346         soundSelection->insertItem(99, "Atmosphere");
 347         soundSelection->insertItem(100, "Bright");
 348         soundSelection->insertItem(101, "Goblin");
 349         soundSelection->insertItem(102, "Echoes");
 350         soundSelection->insertItem(103, "Space");
 351         soundSelection->insertItem(104, "Sitar");
 352         soundSelection->insertItem(105, "Banjo");
 353         soundSelection->insertItem(106, "Shamisen");
 354         soundSelection->insertItem(107, "Koto");
 355         soundSelection->insertItem(108, "Kalimba");
 356         soundSelection->insertItem(109, "Bagpipe");
 357         soundSelection->insertItem(110, "Fiddle");
 358         soundSelection->insertItem(111, "Shanai");
 359         soundSelection->insertItem(112, "Tinkle bell");
 360         soundSelection->insertItem(113, "Agogo");
 361         soundSelection->insertItem(114, "Steel Drums");
 362         soundSelection->insertItem(115, "Woodblock");
 363         soundSelection->insertItem(116, "Taiko Drum");
 364         soundSelection->insertItem(117, "Melodic Tom");
 365         soundSelection->insertItem(118, "Synth Tom");
 366         soundSelection->insertItem(119, "Reverse Cymbal");
 367         soundSelection->insertItem(120, "Guitar Fret Noise");
 368         soundSelection->insertItem(121, "Breath Noise");
 369         soundSelection->insertItem(122, "Seashore");
 370         soundSelection->insertItem(123, "Bird Tweet");
 371         soundSelection->insertItem(124, "Telephone Ring");
 372         soundSelection->insertItem(125, "Helicopter");
 373         soundSelection->insertItem(126, "Applause");
 374         soundSelection->insertItem(127, "Gunshot");
 375
 376 }