Пример #1
0
void PixmapKeyboard::keyPressEvent(QKeyEvent* event)
{
    if (! event->isAutoRepeat())
    {
        int qKey = event->key();
        std::map<int, int>::const_iterator it = kMidiKeyboard2KeyMap.find(qKey);
        if (it != kMidiKeyboard2KeyMap.end())
            sendNoteOn(it->second);
    }
    QWidget::keyPressEvent(event);
}
Пример #2
0
//----------------------------------------------------------
PdBase& PdBase::operator<<(const NoteOn& var) {
	sendNoteOn(var.channel, var.pitch, var.velocity);
	return *this;
}
Пример #3
0
void PixmapKeyboard::handleMousePos(const QPoint& pos)
{
    int note, octave;
    QPointF keyPos;

    if (fPixmapMode == HORIZONTAL)
    {
        if (pos.x() < 0 or pos.x() > fOctaves * 144)
            return;
        int posX = pos.x() - 1;
        octave = posX / fWidth;
        keyPos = QPointF(posX % fWidth, pos.y());
    }
    else if (fPixmapMode == VERTICAL)
    {
        if (pos.y() < 0 or pos.y() > fOctaves * 144)
            return;
        int posY = pos.y() - 1;
        octave = fOctaves - posY / fHeight;
        keyPos = QPointF(pos.x(), posY % fHeight);
    }
    else
        return;

    if (fMidiMap[1].contains(keyPos))      // C#
        note = 1;
    else if (fMidiMap[3].contains(keyPos)) // D#
        note = 3;
    else if (fMidiMap[6].contains(keyPos)) // F#
        note = 6;
    else if (fMidiMap[8].contains(keyPos)) // G#
        note = 8;
    else if (fMidiMap[10].contains(keyPos))// A#
        note = 10;
    else if (fMidiMap[0].contains(keyPos)) // C
        note = 0;
    else if (fMidiMap[2].contains(keyPos)) // D
        note = 2;
    else if (fMidiMap[4].contains(keyPos)) // E
        note = 4;
    else if (fMidiMap[5].contains(keyPos)) // F
        note = 5;
    else if (fMidiMap[7].contains(keyPos)) // G
        note = 7;
    else if (fMidiMap[9].contains(keyPos)) // A
        note = 9;
    else if (fMidiMap[11].contains(keyPos))// B
        note = 11;
    else
        note = -1;

    if (note != -1)
    {
        note += octave * 12;

        if (fLastMouseNote != note)
        {
            sendNoteOff(fLastMouseNote);
            sendNoteOn(note);
        }
    }
    else if (fLastMouseNote != -1)
        sendNoteOff(fLastMouseNote);

    fLastMouseNote = note;
}