package org.webswing.tests;
import java.awt.Font;
import java.lang.reflect.Method;
import java.util.Locale;

import sun.font.CompositeFont;
import sun.font.Font2D;
import sun.font.PhysicalFont;

public class FontTester {

    public static void main(String... args) throws Exception {
        Font font = new Font("Dialog", Font.BOLD, 12);
        describeFont(font);
    }

    private static void describeFont(Font font) throws Exception {
        Method method = font.getClass().getDeclaredMethod("getFont2D");
        method.setAccessible(true);
        Font2D f = (Font2D) method.invoke(font);

        describeFont2D(f);
    }

    private static void describeFont2D(Font2D font) {
        if (font instanceof CompositeFont) {
            System.out.println("Font '" + font.getFontName(Locale.getDefault()) + "' is composed of:");

            CompositeFont cf = (CompositeFont) font;
            for (int i = 0; i < cf.getNumSlots(); i++) {
                PhysicalFont pf = cf.getSlotFont(i);
                describeFont2D(pf);
            }
        } else
            System.out.println("-> " + font);
    }
}