juce_MidiMessageSequence.h

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/*
  ==============================================================================
 
   This file is part of the JUCE library.
   Copyright (c) 2015 - ROLI Ltd.
 
   Permission is granted to use this software under the terms of either:
   a) the GPL v2 (or any later version)
   b) the Affero GPL v3
 
   Details of these licenses can be found at: www.gnu.org/licenses
 
   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
 
   ------------------------------------------------------------------------------
 
   To release a closed-source product which uses JUCE, commercial licenses are
   available: visit www.juce.com for more information.
 
  ==============================================================================
*/
 
#ifndef JUCE_MIDIMESSAGESEQUENCE_H_INCLUDED
#define JUCE_MIDIMESSAGESEQUENCE_H_INCLUDED
 
 
//==============================================================================
class JUCE_API  MidiMessageSequence
{
public:
    //==============================================================================
    MidiMessageSequence();
 
    MidiMessageSequence (const MidiMessageSequence&);
 
    MidiMessageSequence& operator= (const MidiMessageSequence&);
 
    ~MidiMessageSequence();
 
    //==============================================================================
    class MidiEventHolder
    {
    public:
        //==============================================================================
        ~MidiEventHolder();
 
        MidiMessage message;
 
        MidiEventHolder* noteOffObject;
 
    private:
        //==============================================================================
        friend class MidiMessageSequence;
        MidiEventHolder (const MidiMessage&);
        JUCE_LEAK_DETECTOR (MidiEventHolder)
    };
 
    //==============================================================================
    void clear();
 
    int getNumEvents() const noexcept;
 
    MidiEventHolder* getEventPointer (int index) const noexcept;
 
    double getTimeOfMatchingKeyUp (int index) const noexcept;
 
    int getIndexOfMatchingKeyUp (int index) const noexcept;
 
    int getIndexOf (MidiEventHolder* event) const noexcept;
 
    int getNextIndexAtTime (double timeStamp) const noexcept;
 
    //==============================================================================
    double getStartTime() const noexcept;
 
    double getEndTime() const noexcept;
 
    double getEventTime (int index) const noexcept;
 
    //==============================================================================
    MidiEventHolder* addEvent (const MidiMessage& newMessage,
                               double timeAdjustment = 0);
 
    void deleteEvent (int index, bool deleteMatchingNoteUp);
 
    void addSequence (const MidiMessageSequence& other,
                      double timeAdjustmentDelta,
                      double firstAllowableDestTime,
                      double endOfAllowableDestTimes);
 
    //==============================================================================
    void updateMatchedPairs() noexcept;
 
    void sort() noexcept;
 
    //==============================================================================
    void extractMidiChannelMessages (int channelNumberToExtract,
                                     MidiMessageSequence& destSequence,
                                     bool alsoIncludeMetaEvents) const;
 
    void extractSysExMessages (MidiMessageSequence& destSequence) const;
 
    void deleteMidiChannelMessages (int channelNumberToRemove);
 
    void deleteSysExMessages();
 
    void addTimeToMessages (double deltaTime) noexcept;
 
    //==============================================================================
    void createControllerUpdatesForTime (int channelNumber, double time,
                                         Array<MidiMessage>& resultMessages);
 
    //==============================================================================
    void swapWith (MidiMessageSequence&) noexcept;
 
private:
    //==============================================================================
    friend class MidiFile;
    OwnedArray<MidiEventHolder> list;
 
    JUCE_LEAK_DETECTOR (MidiMessageSequence)
};
 
 
#endif   // JUCE_MIDIMESSAGESEQUENCE_H_INCLUDED