Modified Font.java from PixEngine made by Majoolwip

Font.java

package org.j2game.graphics;

import java.awt.FontMetrics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.font.FontRenderContext;
import java.awt.font.GlyphVector;
import java.awt.image.BufferedImage;
import java.io.File;

import javax.swing.JPanel;

public class Font
{
	private static final int NUM_UNICODES = 59;
	
	public int[] offsets = new int[NUM_UNICODES];
	public int[] widths = new int[NUM_UNICODES];
	
	public Image image;
	
	public Font(String path)
	{
		this(new Image(path));
	}
	
	public Font(File file)
	{
		this(new Image(file));
	}
	
	public Font(Image image)
	{
		this.image = image;
		
		int unicode = -1;
	
		for(int x = 0; x < image.width; x++)
		{
			Color color = image.pixels[x];
			
			if(color.value == 0xff0000ff)
			{
				unicode++;
				offsets[unicode] = x;
			}
			
			if(color.value == 0xffffff00)
			{
				widths[unicode] = x - offsets[unicode];
			}
		}
	}
	
	public static Font createFont(String fontName, int fontSize)
	{
		// Create Font instance
		java.awt.Font font = new java.awt.Font(fontName, java.awt.Font.PLAIN, fontSize);
		
		// Calculate width of sprite 
		int width = 0, height = 0;
		
		FontMetrics metrics = new JPanel().getFontMetrics(font);
		
		for (int c = 32; c < 91; c++)
		{
			width += metrics.charWidth((char) c) + 2;
		}
		
		// Calculate height and offset of sprite due to wrong height of chars like '(', ')' or 'Q'
		BufferedImage img = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
		Graphics2D gr = img.createGraphics();
		
		int lastOffset = fontSize; 
		
		for (int c = 32; c < 91; c++)
		{
			FontRenderContext frc = gr.getFontRenderContext();
            GlyphVector gv = font.createGlyphVector(frc, String.valueOf((char) c));
            Rectangle bounds = gv.getPixelBounds(null, 0, 0);
            
            int offset = fontSize - bounds.height;
            if (offset > 0 && offset <= lastOffset)
            {
            	lastOffset = offset;
            }
		}
		
		height = fontSize + lastOffset + 1;
		fontSize -= lastOffset;
		
		// Create sprite image and get the Graphics to draw 
		BufferedImage sprite = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
		Graphics2D graphics = sprite.createGraphics();
	    graphics.setColor(java.awt.Color.MAGENTA);
	    graphics.fillRect(0, 0, width, height);
	    
	    // "Drawer" position
	    int x = 0, y = 0;
	    graphics.setFont(font);
	    
	    for (int c = 32; c < 91; c++)
		{
	    	y = 0;
	    	graphics.setColor(java.awt.Color.BLUE);
	    	graphics.drawLine(x, y, x, y);
	    	x++;
	    	
	    	y = 1;
	    	graphics.setColor(java.awt.Color.WHITE);
	    	graphics.drawString(String.valueOf((char) c), x, y + fontSize);
	    	x += metrics.charWidth((char) c);
	    	
	    	y = 0;
	    	graphics.setColor(java.awt.Color.YELLOW);
	    	graphics.drawLine(x, y, x, y);
	    	x++;
		}
	    
	    return new Font(new Image(sprite));
	}
}