public static void main(String[] args) {
try {
Scanner consoleInput = new Scanner(System.in);
System.out.println("Enter file name: ");
String fileName = consoleInput.next();
if (!fileName.endsWith(".t")) {
System.out.println("Expecting a LOGO file");
return;
}
Root program = Parser.parse(Lexer.tokenise(FileManager.contentsOfFile(fileName)));
System.out.println("Enter output file name");
String outFileName = consoleInput.next();
if (!outFileName.endsWith(".ps") && !outFileName.endsWith(".eps")) {
outFileName += ".ps";
}
String output = CodeGenerator.generateCodeText(program);
if (ErrorLog.containsErrors()) {
ErrorLog.displayErrors();
return;
} else {
FileManager.writeStringToFile(output, outFileName);
}
} catch (FileNotFoundException e) {
System.out.println(e.getMessage());
} catch (IOException IO) {
System.out.println(IO.getMessage());
}
}
private void updateDisplay() {
// first, set block colours
textView.setBackground(getColour(backgroundColour("text-background-colour")));
textView.setForeground(getColour(foregroundColour("text-foreground-colour")));
textView.setCaretColor(getColour(foregroundColour("text-caret-colour")));
problemsView.setBackground(getColour(backgroundColour("problems-background-colour")));
problemsView.setForeground(getColour(foregroundColour("problems-foreground-colour")));
consoleView.setBackground(getColour(backgroundColour("console-background-colour")));
consoleView.setForeground(getColour(foregroundColour("console-foreground-colour")));
// second, set colours on the code!
java.util.List<Lexer.Token> tokens = Lexer.tokenise(textView.getText(), true);
int pos = 0;
for (Lexer.Token t : tokens) {
int len = t.toString().length();
if (t instanceof Lexer.RightBrace || t instanceof Lexer.LeftBrace) {
highlightArea(pos, len, foregroundColour("text-brace-colour"));
} else if (t instanceof Lexer.Strung) {
highlightArea(pos, len, foregroundColour("text-string-colour"));
} else if (t instanceof Lexer.Comment) {
highlightArea(pos, len, foregroundColour("text-comment-colour"));
} else if (t instanceof Lexer.Quote) {
highlightArea(pos, len, foregroundColour("text-quote-colour"));
} else if (t instanceof Lexer.Comma) {
highlightArea(pos, len, foregroundColour("text-comma-colour"));
} else if (t instanceof Lexer.Identifier) {
highlightArea(pos, len, foregroundColour("text-identifier-colour"));
} else if (t instanceof Lexer.Integer) {
highlightArea(pos, len, foregroundColour("text-integer-colour"));
}
pos += len;
}
}
