/*
    Fuzzy logic demonstration applet for the ThinkQuest competition.
    Will "fuzzyize" a number for you (height, for now...)
    @author Thomas Bak
 */

import java.awt.*;
import java.applet.*;

public class Fuzzy extends Applet {

    FuzzyNumber fuzz;

    public void init() {

        fuzz = new FuzzyNumber(0);

        super.init();

        //{{INIT_CONTROLS
        setLayout(null);
        resize(229,180);
        label1=new Label("Enter your age");
        add(label1);
        label1.reshape(16,19,101,15);
        editFuzzy=new TextField(9);
        editFuzzy.setFont(new Font("Courier",Font.PLAIN,10));
        add(editFuzzy);
        editFuzzy.reshape(126,143,79,22);
        label2=new Label("Your fuzzy age is");
        add(label2);
        label2.reshape(16,150,101,15);
        editReal=new TextField(9);
        editReal.setFont(new Font("Courier",Font.PLAIN,10));
        add(editReal);
        editReal.reshape(126,13,79,23);
        label3=new Label("0");
        label3.setFont(new Font("Courier",Font.PLAIN,10));
        add(label3);
        label3.reshape(9,113,23,20);
        label4=new Label("20");
        label4.setFont(new Font("Courier",Font.PLAIN,10));
        add(label4);
        label4.reshape(44,114,31,19);
        label5=new Label("50");
        label5.setFont(new Font("Courier",Font.PLAIN,10));
        add(label5);
        label5.reshape(100,114,30,19);
        label6=new Label("75");
        label6.setFont(new Font("Courier",Font.PLAIN,10));
        add(label6);
        label6.reshape(154,114,33,19);
        //}}
    }

    /**
     * Draw stuff
    **/
    public void paint( Graphics g )
    {
         fuzz.displayGraph(g);

    }

    public boolean handleEvent(Event event) {
        if (event.id == Event.MOUSE_DRAG && event.target == this) {
                mouseDownThis(event);
                return true;
        }
        else
        if (event.id == Event.KEY_RELEASE && event.target == editReal) {

                keyReleaseReal(event);
                return true;
        }

        return super.handleEvent(event);
    }

    //{{DECLARE_CONTROLS
    Label label1;
    TextField editFuzzy;
    Label label2;
    TextField editReal;
    Label label3;
    Label label4;
    Label label5;
    Label label6;
    //}}

    public void keyReleaseReal(Event ev) {

        if (editReal.getText().length() != 0) {
            Integer iField = new Integer( editReal.getText() );
            int iValue = iField.intValue();

            fuzz.setReal( iValue );

            double dValue = fuzz.getFuzzyNum();
            Double foo = new Double(dValue);
            editFuzzy.setText( foo.toString() );

        }

        repaint();

    }

    /**
     * Perhaps change the values of the grid thingies
    **/
    public void mouseDownThis(Event ev) {

        // Make sure the click was in the b
        if ( ev.y > 50 && ev.y < 100 ) {

            // Setting the max right index
            if (ev.y < 75 )
                fuzz.setRightOne( (ev.x-20) / 2 );
            else
                fuzz.setLeftZero( (ev.x-20) / 2 );

            // Calc the stuff (pass bogus event)
            keyReleaseReal( new Event(new Object(), 5, new Object() ) );

            // Show it
            // repaint();
        }
    }
}