GuiButton

package com.packadge.gui;

import com.packadge.DrawUtils;
import com.packadge.Game;

import javax.swing.plaf.nimbus.State;
import java.awt.*;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.util.ArrayList;

public class GuiButton {

    private State currentState = State.RELEASED;
    private Rectangle clickBox;
    private ArrayList<ActionListener> actionListeners;
    private String text = "";

    private Color released;
    private Color hover;
    private Color pressed;
    private Font font = Game.main.deriveFont(22f);

    public GuiButton (int x, int y, int width, int height){
        clickBox = new Rectangle(x, y, width, height);
        actionListeners = new ArrayList<ActionListener>();
        released = new Color(173, 177, 179);
        hover = new Color(150, 156, 158);
        pressed = new Color(111, 116, 117);
    }

    public void update(){}

    public void render(Graphics2D g){
        if (currentState == State.RELEASED){
            g.setColor(released);
            g.fill(clickBox);
        }
        else if (currentState == State.HOVER){
            g.setColor(hover);
            g.fill(clickBox);
        }
        else {
            g.setColor(pressed);
            g.fill(clickBox);
        }
        g.setColor(Color.white);
        g.setFont(font);
        g.drawString(text, clickBox.x + clickBox.width/2 - DrawUtils.getMessageWidth(text, font, g)/2, clickBox.y + clickBox.height/2 + DrawUtils.getMessageHeight(text, font, g)/2);
    }

    void addActionListener(ActionListener listener){
        actionListeners.add(listener);
    }

    public void mousePressed(MouseEvent e){
        if (clickBox.contains(e.getPoint())){
            currentState = State.PRESSED;
        }
    }

    public void mouseReleased(MouseEvent e){
        if (clickBox.contains(e.getPoint())){
            for (ActionListener al : actionListeners){
                al.actionPerformed(null);
            }
        }
        currentState = State.RELEASED;
    }
    public void mouseDragged(MouseEvent e){
        if (clickBox.contains(e.getPoint())){
            currentState = State.PRESSED;
        }
        else{
            currentState = State.RELEASED;
        }
    }
    public void mouseMoved(MouseEvent e){
        if (clickBox.contains(e.getPoint())){
            currentState = State.HOVER;
        }
        else{
            currentState = State.RELEASED;
        }
    }

    public int getX(){
        return clickBox.x;
    }

    public int getY(){
        return clickBox.y;
    }
    public int getWidth(){
        return clickBox.width;
    }
    public int getHeight(){
        return clickBox.height;
    }

    public void  setText(String text){
        this.text = text;
    }

    private enum State{
        RELEASED,
        HOVER,
        PRESSED
    }

}