/* * This program interprets melodic lines given in ABC notation as a * chromesthete might. */ package chromesthesia0; import java.util.Scanner; import javax.swing.JOptionPane; import javax.swing.SwingUtilities; import painter.SPainter; public class Chromesthesia { //INFRASTRUCTURE FOR THE PROGRAM -- LAUNCHING A "GRAPHICS" THREAD public static void main(String[] args) { SwingUtilities.invokeLater(new ThreadForGUI()); } private static class ThreadForGUI implements Runnable { @Override public void run() { new Chromesthesia(); } } public Chromesthesia() { interpreter(); } //FEATURED VARIABLES private static SPainter miro; private static Pitch[] pitches; //THE INTERPRETER public static void interpreter() { initialization(); // miro and pitches while ( true ) { String input = getInput(); if (input.equalsIgnoreCase("EXIT")) { break; } else { try { playMelody(input,pitches); } catch (Exception ex) { showErrorMessage(ex.toString()); } } } cleanup(); // miro has to go } //METHODS PERTAINING TO THE CHROMESTHETIC PITCHES private static Pitch[] establishPitches(SPainter painter) { Pitch[] pitches = new Pitch[9]; Pitch pitchMiddleC = new Pitch("C", painter); pitches[0] = pitchMiddleC; Pitch pitchLowC = new Pitch("C,", painter); pitches[1] = pitchLowC; Pitch pitchHighC = new Pitch("c", painter); pitches[2] = pitchHighC; Pitch pitchMiddleD = new Pitch("D", painter); pitches[3] = pitchMiddleD; Pitch pitchLowD = new Pitch("D,", painter); pitches[4] = pitchLowD; Pitch pitchHighD = new Pitch("d", painter); pitches[5] = pitchHighD; Pitch pitchMiddleE = new Pitch("E", painter); pitches[6] = pitchMiddleE; Pitch pitchLowE = new Pitch("E,", painter); pitches[7] = pitchLowE; Pitch pitchHighE = new Pitch("e", painter); pitches[8] = pitchHighE; return pitches; } private static Pitch find(String token, Pitch[] pitches) throws Exception { for ( int i = 0; i < pitches.length; i ++) { Pitch pitch = pitches[i]; if ( pitch.abcName().equals(token) ) { return pitch; } } throw new Exception("### PITCH " + token + " NOT FOUND"); } private static void display(Pitch[] pitches) { for ( int i = 0; i < pitches.length; i++) { System.out.println(pitches[i].toString()); } } private static void playMelody(String input, Pitch[] pitches) throws Exception { Scanner scanner = new Scanner(input); while ( scanner.hasNext() ) { String token = scanner.next(); Pitch pitch = find(token,pitches); pitch.play("1"); } } //INITIALIZATION, CLEANUP, GETTING INPUT, ERROR MESSAGING static private void showErrorMessage(String message) { miro.setVisible(false); JOptionPane.showMessageDialog(null, message); } private static void initialization() { //ESTABLISH THE PAINTER AND GIVE IT A SUBSTANTIAL BRUSH WIDTH miro = new SPainter("Chromesthesia", 500, 500); miro.setVisible(false); miro.setBrushWidth(7); //ESTABLISH THE CHROMESTITIC PITCH CLASS OBJECTS pitches = establishPitches(miro); display(pitches); } private static String getInput() { miro.setVisible(false); String label = "Please enter a melody in ABC notation, or EXIT ... "; String input = JOptionPane.showInputDialog(null,label); miro.setVisible(true); if ( input == null ) { input = ""; } return input; } static private void cleanup() { System.exit(0); } }