tracktion_LaunchQuantisation.h

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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
{
 
//==============================================================================
//==============================================================================
enum class LaunchQType
{
    none,
    eightBars,
    fourBars,
    twoBars,
    bar,
    halfT,
    half,
    halfD,
    quarterT,
    quarter,
    quarterD,
    eighthT,
    eighth,
    eighthD,
    sixteenthT,
    sixteenth,
    sixteenthD,
    thirtySecondT,
    thirtySecond,
    thirtySecondD,
    sixtyFourthT,
    sixtyFourth,
    sixtyFourthD
};
 
//==============================================================================
juce::StringArray getLaunchQTypeChoices();
 
std::optional<LaunchQType> launchQTypeFromName (const juce::String&);
 
juce::String getName (LaunchQType);
 
double toBarFraction (LaunchQType) noexcept;
 
LaunchQType fromBarFraction (double) noexcept;
 
BeatPosition getNext (LaunchQType, const TempoSequence&, BeatPosition) noexcept;
 
BeatPosition getNext (LaunchQType, const tempo::Sequence&, BeatPosition) noexcept;
 
//==============================================================================
//==============================================================================
class LaunchQuantisation
{
public:
    LaunchQuantisation (juce::ValueTree&, Edit&);
 
    BeatPosition getNext (BeatPosition) const noexcept;
 
    //==============================================================================
    Edit& edit;                             
    juce::CachedValue<LaunchQType> type;    
};
 
}} // namespace tracktion { inline namespace engine
 
 
//==============================================================================
//==============================================================================
namespace juce
{
template <>
struct VariantConverter<tracktion::engine::LaunchQType>
{
    static tracktion::engine::LaunchQType fromVar (const juce::var& v)   { return tracktion::engine::fromBarFraction (v); }
    static juce::var toVar (const tracktion::engine::LaunchQType& v)     { return tracktion::engine::toBarFraction (v); }
};
}