Kaba class MidiEventStreamer ed

class MidiEventStreamer extends MidiSource
    var bh_midi: MidiEventBuffer*
    var loop: bool
    var midi: MidiEventBuffer
    var name: string
    var offset: i32
    var out_changed: source
    var out_play_end_of_stream: source
    var out_read_end_of_stream: source
    var out_state_changed: source
    var out_tick: source
    var output: OutPort
    var port_out: OutPort&[]
    var session: Session&

    # constructors
    func mut __init__()

    # functions
    func mut virtual read(out midi: MidiEventBuffer) -> i32
    func mut virtual reset_state()
    func mut set_data(midi: MidiEventBuffer)
    func mut set_pos(offset: i32)