main 
  op var "m_inside" "@int" 
    <no-blk>
    <no-exp>
  op var "m_actu" "@actor" 
    <no-blk>
    <no-exp>
  op var "m_speaker" "@actor" 
    <no-blk>
    <no-exp>
  op func "initActor" "@void" 
    blk 
      stat.exp 
        exp.op func "@assign" 
          exp.op var "m_inside" 
            <no-exp>
          exp.litint 0 
      stat.exp 
        exp.op func "@assign" 
          exp.op var "m_actu" 
            <no-exp>
          exp.op func "findActor" 
            <no-exp>
            exp.op func "getParamStr" 
              <no-exp>
              exp.litstr "actu" 
      stat.exp 
        exp.op func "@assign" 
          exp.op var "m_speaker" 
            <no-exp>
          exp.op func "findActor" 
            <no-exp>
            exp.op func "getParamStr" 
              <no-exp>
              exp.litstr "speaker" 
    <no-exp>
  op func "finishActor" "@void" 
    blk 
    <no-exp>
  op func "open" "@void" 
    blk 
      stat.exp 
        exp.dyn "play_to_end" "" 
            Pass in exp.op var "m_actu" 
              <no-exp>
      stat.exp 
        exp.dyn "start" "" 
            Pass in exp.op var "m_speaker" 
              <no-exp>
      stat.defop 
        op var "duration" "@float" 
          <no-blk>
          exp.dyn "get_duration" "@float" 
              Pass in exp.op var "m_actu" 
                <no-exp>
      stat.exp 
        exp.op func "evtAppoint" 
          <no-exp>
          exp.litstr "soundOff" 
          exp.op var "duration" 
            <no-exp>
    <no-exp>
  op func "close" "@void" 
    blk 
      stat.exp 
        exp.dyn "play_to_start" "" 
            Pass in exp.op var "m_actu" 
              <no-exp>
      stat.exp 
        exp.dyn "start" "" 
            Pass in exp.op var "m_speaker" 
              <no-exp>
      stat.defop 
        op var "duration" "@float" 
          <no-blk>
          exp.dyn "get_duration" "@float" 
              Pass in exp.op var "m_actu" 
                <no-exp>
      stat.exp 
        exp.op func "evtAppoint" 
          <no-exp>
          exp.litstr "soundOff" 
          exp.op var "duration" 
            <no-exp>
    <no-exp>
  op func "enter" "@void" 
    param in "sender" "@actor" 
    blk 
      stat.if 
        exp.op func "@cmpeq" 
          exp.op var "m_inside" 
            <no-exp>
          exp.litint 0 
        blk 
          stat.exp 
            exp.op func "open" 
              <no-exp>
        <no-blk>
      stat.exp 
        exp.op func "@assign" 
          exp.op var "m_inside" 
            <no-exp>
          exp.op func "@add" 
            exp.op var "m_inside" 
              <no-exp>
            exp.litint 1 
    <no-exp>
  op func "leave" "@void" 
    param in "sender" "@actor" 
    blk 
      stat.exp 
        exp.op func "@assign" 
          exp.op var "m_inside" 
            <no-exp>
          exp.op func "@sub" 
            exp.op var "m_inside" 
              <no-exp>
            exp.litint 1 
      stat.if 
        exp.op func "@cmpeq" 
          exp.op var "m_inside" 
            <no-exp>
          exp.litint 0 
        blk 
          stat.exp 
            exp.op func "close" 
              <no-exp>
        <no-blk>
    <no-exp>
  op func "soundOff" "@void" 
    blk 
      stat.exp 
        exp.dyn "stop" "" 
            Pass in exp.op var "m_speaker" 
              <no-exp>
    <no-exp>