midi_device_buffer.h

// SPDX-FileCopyrightText: © 2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include <memory>
 
#include "utils/units.h"
 
#include <juce_audio_basics/juce_audio_basics.h>
 
namespace zrythm::dsp
{

class MidiDeviceBuffer
{
public:
  static constexpr size_t kCapacity = 4096;
 
  MidiDeviceBuffer ();
  ~MidiDeviceBuffer ();
 
  MidiDeviceBuffer (const MidiDeviceBuffer &) = delete;
  MidiDeviceBuffer &operator= (const MidiDeviceBuffer &) = delete;
  MidiDeviceBuffer (MidiDeviceBuffer &&) = delete;
  MidiDeviceBuffer &operator= (MidiDeviceBuffer &&) = delete;

  bool push (juce::MidiMessage &&message);
 
  bool push (const juce::MidiMessage &message)
  {
    return push (juce::MidiMessage (message));
  }

  void drain (
    juce::MidiBuffer                      &output,
    units::sample_rate_t                   sample_rate,
    units::sample_u32_t                    nframes,
    std::optional<units::precise_second_t> block_start_time =
      std::nullopt) noexcept [[clang::nonblocking]];

  void clear () noexcept [[clang::nonblocking]];
 
private:
  struct Impl;
  std::unique_ptr<Impl> impl_;
};
 
}