package synthesia;

import java.awt.Color;
import java.awt.Point;
import javax.swing.JOptionPane;
import javax.swing.SwingUtilities;
import painter.SPainter;

public class GraphemeToColorSynthesia {

    private static final int fontsize = 30;
    private static final String theLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    private static String[] letters;
    private static Color[] colors;

    private void paintingCode(){
        //initialize
        SPainter miro = new SPainter("Grapheme To Color Synthesia",1200,200);
        miro.setScreenLocation(30,30);
        miro.setFontSize(fontsize);
        initializeColorMap(theLetters);

        //interpretate
        while(true){
            String input = JOptionPane.showInputDialog(null, "Please enter a word, or a few words ...");
            if(input == null){
                input = "EXIT";
            }
            input = input.toUpperCase();
            if(input.equals("EXIT")){
                break;
            }else if(input.equals("REMAP")) {
                initializeColorMap(theLetters);
                showLetters(miro, theLetters);
            }else{
                showLetters(miro, input.toUpperCase());
            }
        }
        miro.end();
    }

    private static void showLetters(SPainter miro, String input){
        eraseWhiteBoard(miro);

        miro.moveTo(new Point.Double(100,100));

        for(int i = 0; 1<input.length(); i=i+1){
            String letter = input.substring(i, i+1);
            Color color = getLetterColor(letter);
            miro.setColor(color);
            miro.draw(letter);
            miro.mrt(fontsize);
        }
    }

    private static void initializeColorMap(String specialLetters){
        letters = new String[specialLetters.length()];
        colors = new Color[specialLetters.length()];
        for(int i =0; i<letters.length; i=i+1){
            letters[i] = specialLetters.substring(i,i+1);
            colors[i] = randomColor();
        }
    }

    private static Color getLetterColor(String letter){
        for(int i=0; i<letters.length; i=i+1){
            if(letter.equalsIgnoreCase(letters[i])){
                return colors[i];
            }
        }
        return Color.BLACK;
    }

    private static Color randomColor(){
        int rv = (int)(Math.random()*256);
        int gv = (int)(Math.random()*256);
        int bv = (int)(Math.random()*256);
        return new Color(rv,gv,bv);
    }

    private static void eraseWhiteBoard(SPainter miro){
        miro.setColor(Color.WHITE);
        miro.wash();
        miro.paintFrame(Color.BLACK, 5);
    }

    //infrastructure
    public GraphemeToColorSynthesia(){
        paintingCode();
    }

    public static void main(String[] args){
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                new GraphemeToColorSynthesia();
            }
        });
    }
}