1 package Chromes; 2 3 import java.util.Scanner; 4 import javax.swing.JOptionPane; 5 import javax.swing.SwingUtilities; 6 import painter.SPainter; 7 public class Chromes1 { 8 // INFRASTRUCTURE FOR THE PROGRAM -- LAUNCHING A "GRAPHICS" THREAD 9 public static void main(String[] args) { 10 SwingUtilities.invokeLater(new ThreadForGUI()); 11 } 12 private static class ThreadForGUI implements Runnable { 13 @Override 14 public void run() { 15 new Chromes1(); 16 } 17 } 18 public Chromes1() { 19 interpreter(); 20 } 21 // FEATURED VARIABLES 22 private static SPainter miro; 23 private static Pitch[] pitches; 24 // THE INTERPRETER 25 public static void interpreter() { 26 initialization(); // miro and pitches 27 while ( true ) { 28 String input = getInput(); 29 if ( input.equalsIgnoreCase("EXIT") ) { 30 break; 31 } else { 32 33 try { 34 playMelody(input,pitches); 35 } catch (Exception ex) { 36 showErrorMessage(ex.toString()); 37 } 38 } 39 } 40 cleanup(); // miro has to go 41 } 42 // METHODS PERTAINING TO THE CHROMESTHETIC PITCHES 43 private static Pitch[] establishPitches(SPainter painter) { 44 Pitch[] pitches = new Pitch[9]; 45 Pitch pitchMiddleC = new Pitch("C",painter); 46 pitches[0] = pitchMiddleC; 47 Pitch pitchLowC = new Pitch("C,",painter); 48 pitches[1] = pitchLowC; 49 Pitch pitchHighC = new Pitch("c",painter); 50 pitches[2] = pitchHighC; 51 Pitch pitchMiddleD = new Pitch("D",painter); 52 pitches[3] = pitchMiddleD; 53 Pitch pitchLowD = new Pitch("D,",painter); 54 pitches[4] = pitchLowD; 55 Pitch pitchHighD = new Pitch("d",painter); 56 pitches[5] = pitchHighD; 57 Pitch pitchMiddleE = new Pitch("E",painter); 58 pitches[6] = pitchMiddleE; 59 Pitch pitchLowE = new Pitch("E,",painter); 60 pitches[7] = pitchLowE; 61 Pitch pitchHighE = new Pitch("e",painter); 62 pitches[8] = pitchHighE; 63 return pitches; 64 } 65 private static Pitch find(String token, Pitch[] pitches) throws Exception { 66 for ( int i = 0; i < pitches.length; i = i + 1 ) { 67 Pitch pitch = pitches[i]; 68 if ( pitch.abcName().equals(token) ) { 69 return pitch; 70 } 71 } 72 throw new Exception("### PITCH " + token + " NOT FOUND"); 73 } 74 private static void display(Pitch[] pitches) { 75 for ( int i = 0; i < pitches.length; i = i + 1 ) { 76 System.out.println(pitches[i].toString()); 77 } 78 } 79 private static void playMelody(String input, Pitch[] pitches) throws Exception { 80 81 Scanner scanner = new Scanner(input); 82 while ( scanner.hasNext() ) { 83 String token = scanner.next(); 84 Pitch pitch = find(token,pitches); 85 pitch.play("1"); 86 } 87 } 88 // INITIALIZATION, CLEANUP, GETTING INPUT, ERROR MESSAGING 89 static private void showErrorMessage(String message) { 90 miro.setVisible(false); 91 JOptionPane.showMessageDialog(null, message); 92 } 93 private static void initialization() { 94 // ESTABLISH THE PAINTER AND GIVE IT A SUBSTANTIAL BRUSH WIDTH 95 miro = new SPainter("Chromesthesia",500,500); 96 miro.setVisible(false); 97 miro.setBrushWidth(7); 98 // ESTABLISH THE CHROMESTITIC PITCH CLASS OBJECTS 99 pitches = establishPitches(miro); 100 display(pitches); 101 } 102 private static String getInput() { 103 miro.setVisible(false); 104 String label = "Please enter a melody in ABC notation, or EXIT ... "; 105 String input = JOptionPane.showInputDialog(null,label); 106 miro.setVisible(true); 107 if ( input == null ) { input = ""; } 108 return input; 109 } 110 static private void cleanup() { 111 System.exit(0); 112 } 113 } 114