Java test for pre-load fonts (and apply properties) outside of the context of the paint method. Painting should run as fast as possible and will be called multiple times, sometimes in quick succession. Loading resources within any paint method wastes time and resource...

FontTest.java

import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.FontFormatException;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsEnvironment;
import java.io.IOException;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;

public class FontTest {

    public static void main(String[] args) {
        new FontTest();
    }

    public FontTest() {
        EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                try {
                    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
                } catch (ClassNotFoundException | InstantiationException | IllegalAccessException | UnsupportedLookAndFeelException ex) {
                    ex.printStackTrace();
                }

                JFrame frame = new JFrame("Testing");
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                frame.add(new FontTesterPane());
                frame.pack();
                frame.setLocationRelativeTo(null);
                frame.setVisible(true);
            }
        });
    }

    public class FontTesterPane extends JPanel {

        public FontTesterPane() {
            try {
                GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
                Font f = Font.createFont(Font.TRUETYPE_FONT, getClass().getResourceAsStream("/Triforce.ttf"));
                if (!ge.registerFont(f)) {
                    System.out.println("Unable to register font");
                }
                f = f.deriveFont(Font.PLAIN, 24);
                setFont(f);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (FontFormatException e) {
                e.printStackTrace();
            }
        }

        @Override
        public Dimension getPreferredSize() {
            return new Dimension(200, 200);
        }

        @Override
        protected void paintComponent(Graphics g) {
            super.paintComponent(g);
            Graphics2D g2d = (Graphics2D) g.create();
            FontMetrics fm = g2d.getFontMetrics();
            String text = "Kseek: Hello world";
            int x = (getWidth() - fm.stringWidth(text)) / 2;
            int y = ((getHeight() - fm.getHeight()) + fm.getAscent()) / 2;
            g2d.drawString(text, x, y);
            g2d.dispose();
        }
    }
}