GameButton.java

/*
* Authors: Jerry Li & Victor Jiang
* Date: June 13, 2025
* Description: This class is used to create the main screen buttons
*/

import java.awt.*;
import javax.swing.*;

// Custom JButton class with a unique appearance
public class GameButton extends JButton {

    // Background color of the button
    public Color baseColor;
    public boolean hovered;
    public int arc = 16;

    // Constructor to initialize the button with text and default styles
    GameButton(String txt) {
        super(txt); // Set the button text
        baseColor = new Color(80, 60, 120); // Default background color
        setFocusPainted(false); // Disable focus painting
        setBorderPainted(false); // Disable border painting
        setContentAreaFilled(false); // Disable default content area fill
        setForeground(Color.WHITE); // Set text color to white
        addMouseListener(new java.awt.event.MouseAdapter() {
            @Override
            public void mouseEntered(java.awt.event.MouseEvent e) {
                hovered = true;
                repaint();
            }

            @Override
            public void mouseExited(java.awt.event.MouseEvent e) {
                hovered = false;
                repaint();
            }
        });
    }

    // Method to update the background color
    public void setColor(Color color) {
        baseColor = color;
        repaint();
    }

    // Override the paintComponent method to customize the button's appearance
    @Override
    protected void paintComponent(Graphics g) {
        Graphics2D g2 = null;
        int w = 0;
        int h = 0;
        Color c1 = null;
        Color c2 = null;
        GradientPaint gp = null;

        g2 = (Graphics2D) g.create(); // Create a copy of the Graphics object
        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

        w = getWidth();
        h = getHeight();
        c1 = hovered ? baseColor.brighter() : baseColor;
        c2 = c1.darker();
        gp = new GradientPaint(0, 0, c1, 0, h, c2);
        g2.setPaint(gp);
        g2.fillRoundRect(0, 0, w, h, arc, arc);

        super.paintComponent(g2); // Draw text

        g2.setStroke(new BasicStroke(3f));
        g2.setColor(Color.WHITE);
        g2.drawRoundRect(0, 0, w - 1, h - 1, arc, arc);

        g2.dispose();
    }

    @Override
    public boolean isOpaque() {
        return false;
    }
}