/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package rollem;

import javax.swing.JLabel;
import java.util.Random;
import javax.swing.*;
import java.awt.event.*;

/**
 *
 * @author wayne
 */
public class DieLabel extends JLabel {

     private boolean isDieAnimated = true;
    private final static int DELAY = 200;
    private final static int FRAME_COUNT_MAX = 9;
    private final static int FRAME_COUNT_MIN = 5;
    private int frameCount = 0;
    private int frameCountLimit = 0;
    private Timer animationTimer;
    private final static String IS_HELD_MSG = "held";
    private final static String IS_USABLE_MSG = " ";

    private Random rand = new Random();
    private int dieValue = 6;
    private final int NUMBER_OF_SIDES = 6;
    private ImageIcon[] dieImage = new ImageIcon[ NUMBER_OF_SIDES + 1 ];

    /**
     * Creates new form DieLabel
     */
    public DieLabel() {
        initComponents();

        for (int i = 1; i <= NUMBER_OF_SIDES; i++)
        {
            String filename = "/images/die" + i + ".gif";
            dieImage[i] = new ImageIcon(this.getClass().getResource(filename));
        }

        //set up our animation timer
        animationTimer = new Timer( DELAY, new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                animationTimerActionPerformed(evt);
            }
        });

        //counters are used to control the number of times the timer repeats...
        animationTimer.setRepeats(false);
    }

    public int rollDie()
    {

        // initialize the frame counting variables for this roll
        frameCount = 0;
        int       range = FRAME_COUNT_MAX - FRAME_COUNT_MIN + 1;
        frameCountLimit = FRAME_COUNT_MIN + rand.nextInt(range);

        //"roll" the die and start the animation if we're to do so
        dieValue = rand.nextInt( NUMBER_OF_SIDES ) + 1;
        if   (isDieAnimated) {animationTimer.start();}
        else                 {setIcon(dieImage[dieValue]); }

        return dieValue;
    }

    public int getDieValue()
    {
        return dieValue;
    }

    public boolean setDieValue( int value )
    {
        if (value > 0 && value <= NUMBER_OF_SIDES)
        {
            dieValue = value;
            setIcon(dieImage[dieValue]);
            return true;
        }
        return false;
    }

    private void animationTimerActionPerformed( java.awt.event.ActionEvent evt) {
        frameCount++;        //increment our animation frame counter

        //if we reached our limit, display the true value and restore mouse events;
        // otherwise, show some random value...
        if (frameCount < frameCountLimit ) {
            int value = rand.nextInt(NUMBER_OF_SIDES) + 1;
            this.setIcon(dieImage[value]);
            animationTimer.start();
        }
        else {
            this.setIcon(dieImage[dieValue]);
        }
    }

    public void setAnimation( boolean animationState ) {
        isDieAnimated = animationState;
    }

    public boolean isAnimated() {
        return isDieAnimated;
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        setFont(new java.awt.Font("Dialog", 1, 18)); // NOI18N
        setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        setIcon(new javax.swing.ImageIcon(getClass().getResource("/Images/die6.gif"))); // NOI18N
        setToolTipText("");
        setVerticalAlignment(javax.swing.SwingConstants.TOP);
        setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        setMaximumSize(new java.awt.Dimension(80, 100));
        setMinimumSize(new java.awt.Dimension(80, 100));
        setPreferredSize(new java.awt.Dimension(80, 100));
        setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    }// </editor-fold>


    // Variables declaration - do not modify
    // End of variables declaration
}