tracktion_PitchSetting.cpp

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 /*
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  ,-'  '-.,--.--.,--,--.,---.|  |,-.,-'  '-.`--' ,---. ,--,--,      Copyright 2024
  '-.  .-'|  .--' ,-.  | .--'|     /'-.  .-',--.| .-. ||      \   Tracktion Software
    |  |  |  |  \ '-'  \ `--.|  \  \  |  |  |  |' '-' '|  ||  |       Corporation
    `---' `--'   `--`--'`---'`--'`--' `---' `--' `---' `--''--'    www.tracktion.com
 
    Tracktion Engine uses a GPL/commercial licence - see LICENCE.md for details.
*/
 
namespace tracktion { inline namespace engine
{
 
PitchSetting::PitchSetting (Edit& ed, const juce::ValueTree& v)
    : TrackItem (ed, {}, Type::pitch), state (v)
{
    auto um = &ed.getUndoManager();
 
    startBeat.referTo (state, IDs::startBeat, um);
    pitch.referTo (state, IDs::pitch, um, 60);
    accidentalsSharp.referTo (state, IDs::accidentalsSharp, um, true);
    scale.referTo (state, IDs::scale, um, Scale::major);
 
    state.addListener (this);
}
 
PitchSetting::~PitchSetting()
{
    state.removeListener (this);
 
    notifyListenersOfDeletion();
}
 
juce::String PitchSetting::getName() const
{
    return juce::MidiMessage::getMidiNoteName (pitch, accidentalsSharp, false,
                                               edit.engine.getEngineBehaviour().getMiddleCOctave());
}
 
juce::String PitchSetting::getSelectableDescription()
{
    return TRANS("Key");
}
 
Track* PitchSetting::getTrack() const
{
    return edit.getTempoTrack();
}
 
ClipPosition PitchSetting::getPosition() const
{
    auto& ps = edit.pitchSequence;
    auto s = edit.tempoSequence.toTime (startBeat);
 
    if (auto i = ps.indexOfPitch (this); i >= 0)
        if (auto nextPitch = ps.getPitch (i + 1))
            return { { s, nextPitch->getPosition().getStart() }, TimeDuration() };
 
    return { { s, s + TimeDuration::fromSeconds (1.0) }, TimeDuration() };
}
 
void PitchSetting::setStartBeat (BeatPosition beat)
{
    startBeat = beat;
    edit.pitchSequence.sortEvents();
    changed();
}
 
void PitchSetting::setPitch (int p)
{
    pitch = juce::jlimit (0, 127, p);
}
 
void PitchSetting::setScaleID (Scale::ScaleType st)
{
    scale = st;
}
 
void PitchSetting::removeFromEdit()
{
    auto p = state.getParent();
 
    if (p.getNumChildren() > 1)
        p.removeChild (state, &edit.getUndoManager());
}
 
}} // namespace tracktion { inline namespace engine