1    package chromesthesia1;
2    import java.util.Scanner;
3    import javax.swing.JOptionPane;
4    import javax.swing.SwingUtilities;
5    import painter.SPainter;
6    public class Chromesthesia {
7        // INFRASTRUCTURE FOR THE PROGRAM -- LAUNCHING A "GRAPHICS" THREAD
8        public static void main(String[] args)
9        {
10           SwingUtilities.invokeLater(new ThreadForGUI());
11       }
12       private static class ThreadForGUI implements Runnable {
13           @Override
14           public void run() {
15               new Chromesthesia();
16           }
17       }
18       public Chromesthesia()
19       {
20           interpreter();
21       }
22       // FEATURED VARIABLES
23       private static SPainter miro;
24       private static Pitch[] pitches;
25       // THE INTERPRETER
26       public static void interpreter()
27       {
28           initialization();// miro and pitches
29           while ( true ) {String input = getInput();
30               if ( input.equalsIgnoreCase("EXIT") )
31               {break;
32               }
33               else
34               {
35                   try {playMelody(input,pitches);}
36                   catch (Exception ex)
37                   {showErrorMessage(ex.toString());}
38               }
39           }
40           cleanup(); // miro has to go
41       }
42   
43       // METHODS PERTAINING TO THE CHROMESTHETIC PITCHES
44       private static Pitch[] establishPitches(SPainter painter)
45       {
46           Pitch[] pitches = new Pitch[9];
47           Pitch pitchMiddleC = new Pitch("C",painter);
48           pitches[0] = pitchMiddleC;
49           Pitch pitchLowC = new Pitch("C,",painter);
50           pitches[1] = pitchLowC;
51           Pitch pitchHighC = new Pitch("c",painter);
52           pitches[2] = pitchHighC;
53           Pitch pitchMiddleD = new Pitch("D",painter);
54           pitches[3] = pitchMiddleD;
55           Pitch pitchLowD = new Pitch("D,",painter);
56           pitches[4] = pitchLowD;
57           Pitch pitchHighD = new Pitch("d",painter);
58           pitches[5] = pitchHighD;
59           Pitch pitchMiddleE = new Pitch("E",painter);
60           pitches[6] = pitchMiddleE;
61           Pitch pitchLowE = new Pitch("E,",painter);
62           pitches[7] = pitchLowE;
63           Pitch pitchHighE = new Pitch("e",painter);
64           pitches[8] = pitchHighE;
65           Pitch pitchMiddleF = new Pitch("F",painter);
66           pitches[9] = pitchMiddleF;
67           Pitch pitchLowF = new Pitch("F,",painter);
68           pitches[10] = pitchLowF;
69           Pitch pitchHighF = new Pitch("f",painter);
70           pitches[11] = pitchHighF;
71           Pitch pitchMiddleG = new Pitch("G",painter);
72           pitches[9] = pitchMiddleG;
73           Pitch pitchLowG = new Pitch("G,",painter);
74           pitches[10] = pitchLowG;
75           Pitch pitchHighG = new Pitch("g",painter);
76           pitches[11] = pitchHighF;
77           return pitches;
78       }
79   
80       private static Pitch find(String token, Pitch[] pitches) throws Exception
81       {
82           for ( int i = 0; i < pitches.length; i = i + 1 )
83           {
84               Pitch pitch = pitches[i];
85               if ( pitch.abcName().equals(token) )
86               {
87                   return pitch;
88               }
89           }
90           throw new Exception("### PITCH " + token + " NOT FOUND");}
91   
92       private static void display(Pitch[] pitches)
93       {
94           for ( int i = 0; i < pitches.length; i = i + 1 )
95           {
96               System.out.println(pitches[i].toString());
97           }
98       }
99   
100      private static void playMelody(String input, Pitch[] pitches) throws Exception
101      {
102          Scanner scanner = new Scanner(input);
103          while ( scanner.hasNext() )
104          {
105              String token = scanner.next();
106              Pitch pitch = find(token,pitches);
107              pitch.play("1");
108          }
109      }
110      // INITIALIZATION, CLEANUP, GETTING INPUT, ERROR MESSAGING
111      static private void showErrorMessage(String message)
112      {
113          miro.setVisible(false);
114          JOptionPane.showMessageDialog(null, message);
115      }
116      private static void initialization()
117      {
118          // ESTABLISH THE PAINTER AND GIVE IT A SUBSTANTIAL BRUSH WIDTH
119          miro = new SPainter("Chromesthesia",500,500);
120          miro.setVisible(false);
121          miro.setBrushWidth(7);
122          // ESTABLISH THE CHROMESTITIC PITCH CLASS OBJECTS
123          pitches = establishPitches(miro);
124          display(pitches);
125      }
126      private static String getInput()
127      {
128          miro.setVisible(false);
129          String label = "Please enter a melody in ABC notation, or EXIT ...     ";
130          String input = JOptionPane.showInputDialog(null,label);
131          miro.setVisible(true);
132          if ( input == null )
133          {
134              input = "";
135          }
136          return input;
137      }
138      static private void cleanup()
139      {
140          System.exit(0);
141      }
142  }
143