Перевод символов из азбуки Морзе на русский язык

//---------------------------------------------------------------------------
 
#include <vcl.h>
#pragma hdrstop
 
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
 
TForm1 *Form1;
int n;
String a;
String text1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
    : TForm(Owner)
{
  Timer1->Enabled = 0;
  Timer1->Interval = 100;
}
 
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1MouseDown(TObject *Sender, TMouseButton Button, TShiftState Shift,
          int X, int Y)
{
  n = 0;
  Timer1->Enabled = 1;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1MouseUp(TObject *Sender, TMouseButton Button, TShiftState Shift,
          int X, int Y)
{
  Timer1->Enabled = 0;
  n *= Timer1->Interval / 1000.;
  if (n < 1)
    Memo1->Lines->Text = Memo1->Lines->Text + '.' ;
  else if (n > 0 && n < 3)
    Memo1->Lines->Text = Memo1->Lines->Text + '_' ;
}
 
 
//---------------------------------------------------------------------------
 
 
void __fastcall TForm1::Timer1Timer(TObject *Sender)
{
n++ ;
}
 
//---------------------------------------------------------------------------