tracktion_SelectedMidiEvents.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
{
 
class SelectedMidiEvents   : public Selectable,
                             public juce::ChangeBroadcaster
{
public:
    SelectedMidiEvents (MidiClip&);
    SelectedMidiEvents (juce::Array<MidiClip*>);
    ~SelectedMidiEvents() override;
 
    Edit& getEdit();
 
    //==============================================================================
    MidiClip* clipForEvent (MidiNote*) const;
    MidiClip* clipForEvent (MidiSysexEvent*) const;
    MidiClip* clipForEvent (MidiControllerEvent*) const;
 
    //==============================================================================
    void addSelectedEvent (MidiNote*, bool addToCurrent);
    void addSelectedEvent (MidiSysexEvent*, bool addToCurrent);
    void addSelectedEvent (MidiControllerEvent*, bool addToCurrent);
    void removeSelectedEvent (MidiNote*);
    void removeSelectedEvent (MidiSysexEvent*);
    void removeSelectedEvent (MidiControllerEvent*);
    void setSelected (SelectionManager&, const juce::Array<MidiNote*>&, bool addToSelection, bool allowMixedSelection = false);
    void setSelected (SelectionManager&, const juce::Array<MidiSysexEvent*>&, bool addToSelection, bool allowMixedSelection = false);
    void setSelected (SelectionManager&, const juce::Array<MidiControllerEvent*>&, bool addToSelection, bool allowMixedSelection = false);
    bool isSelected (const MidiNote*) const;
    bool isSelected (const MidiSysexEvent*) const;
    bool isSelected (const MidiControllerEvent*) const;
 
    int getNumSelected() const      { return selectedNotes.size() + selectedSysexes.size() + selectedControllers.size(); }
    bool anythingSelected() const   { return getNumSelected() != 0; }
 
    const juce::Array<MidiNote*>& getSelectedNotes() const noexcept                     { return selectedNotes; }
    const juce::Array<MidiSysexEvent*>& getSelectedSysexes() const noexcept             { return selectedSysexes; }
    const juce::Array<MidiControllerEvent*>& getSelectedControllers() const noexcept    { return selectedControllers; }
 
    //==============================================================================
    void moveEvents (TimeDuration deltaStart, TimeDuration deltaLength, int deltaNote);
    void setNoteLengths (BeatDuration newLength);
    void setVelocities (int newVelocity);
    void changeColour (uint8_t newColour);
 
    void nudge (TimecodeSnapType, int leftRight, int upDown);
 
    TimeRange getSelectedRange() const;
 
    //==============================================================================
    juce::String getSelectableDescription() override;
    void selectionStatusChanged (bool isNowSelected) override;
 
    const juce::Array<MidiClip*>& getClips()                                            { return clips; }
 
    void setClips (juce::Array<MidiClip*> clips);
 
    static void moveControllerData (const juce::Array<MidiClip*>& clips, const juce::Array<MidiControllerEvent*>* onlyTheseEvents,
                                    BeatDuration deltaBeats, TimePosition startTime, TimePosition endTime, bool makeCopy);
 
    std::function<bool()> shouldLockControllerToNotes;
 
private:
    juce::Array<MidiClip*> clips;
 
    juce::Array<MidiNote*> selectedNotes;
    juce::Array<MidiSysexEvent*> selectedSysexes;
    juce::Array<MidiControllerEvent*> selectedControllers;
 
    void sendSelectionChangedMessage (SelectionManager*);
 
    bool contains (const MidiNote&) const noexcept;
    bool contains (const MidiSysexEvent&) const noexcept;
    bool contains (const MidiControllerEvent&) const noexcept;
 
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SelectedMidiEvents)
};
 
}} // namespace tracktion { inline namespace engine