SettingsDrawer - Display debug info without a hassle

[Downsidelama 2]

import java.awt.*;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * Draws settings to the screen.
 */

public class SettingsDrawer {
    private final Color color = new Color(255, 255, 255);

    private final Font font = new Font("Arial", 0, 20);

    private Map<String, String> settings;
    private static SettingsDrawer instance;

    public static SettingsDrawer getInstance() {
        if(instance == null) {
            instance = new SettingsDrawer();
        }
        return instance;
    }

    private SettingsDrawer() {
        settings = new HashMap<>();
    }

    public void addSetting(String setting, String value) {
        this.settings.put(setting, value);
    }

    public void draw(Graphics g) {
        AtomicInteger y = new AtomicInteger(40);
        int x = 20;
        int increment = 30;

        g.setFont(font);
        g.setColor(color);

        settings.forEach((k, v) -> {
            g.drawString(String.format("%s: %s", k, v), x, y.get());
            y.addAndGet(increment);
        });
    }
}

 

Call the draw(g) function in the onPaint function.

Call the addSetting(...) method to insert things to display.