import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator.FreeTypeBitmapFontData; //导入依赖的package包/类
@Override
public void create () {
	boolean flip = false;
	batch = new SpriteBatch();
	if (flip) {
		OrthographicCamera cam = new OrthographicCamera();
		cam.setToOrtho(flip);
		cam.update();
		batch.setProjectionMatrix(cam.combined);
	}
	font = new BitmapFont(Gdx.files.internal("data/arial-15.fnt"), flip);
	FileHandle fontFile = Gdx.files.internal("data/arial.ttf");

	FreeTypeFontGenerator generator = new FreeTypeFontGenerator(fontFile);

	FreeTypeFontParameter parameter = new FreeTypeFontParameter();
	parameter.size = 15;
	parameter.flip = flip;
	parameter.genMipMaps = true;

	FreeTypeBitmapFontData fontData = generator.generateData(parameter);
	ftFont = generator.generateFont(parameter);
	generator.dispose();
}
 

import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator.FreeTypeBitmapFontData; //导入依赖的package包/类
/**
 * Convenience method for generating a font, and then writing the fnt and
 * png files. Writing a generated font to files allows the possibility of
 * only generating the fonts when they are missing, otherwise loading from a
 * previously generated file.
 * 
 * @param fontFile
 * @param fontSize
 * @param destiny
 */
private void generateFiles(String fontName, FileHandle fontFile,
		int fontSize, int pageWidth, int pageHeight, FileHandle destiny) {
	FreeTypeFontGenerator generator = new FreeTypeFontGenerator(fontFile);

	PixmapPacker packer = new PixmapPacker(pageWidth, pageHeight,
			Pixmap.Format.RGBA8888, 2, false);
	FreeTypeFontParameter param = new FreeTypeFontParameter();
	param.packer = packer;
	param.characters = FreeTypeFontGenerator.DEFAULT_CHARS;
	param.size = fontSize;
	param.flip = false;

	FreeTypeFontGenerator.FreeTypeBitmapFontData fontData = generator
			.generateData(param);

	saveFontToFile(fontData, fontSize, fontName, packer, destiny);
	generator.dispose();
	packer.dispose();
}
 

import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator.FreeTypeBitmapFontData; //导入依赖的package包/类
private void saveFontToFile(FreeTypeBitmapFontData data, int fontSize,
		String fontName, PixmapPacker packer, FileHandle destiny) {
	FileHandle fontFile = Gdx.files.absolute(destiny.file()
			.getAbsolutePath() + File.separator + fontName + ".fnt"); // .fnt
	// path		

	BitmapFontWriter.setOutputFormat(BitmapFontWriter.OutputFormat.Text);

	String[] pageRefs = BitmapFontWriter.writePixmaps(packer.getPages(),
			destiny, fontName); // png dir path
	Gdx.app.debug(TAG, String.format(
			"Saving font [%s]: fontfile: %s, pixmapDir: %s\n", fontName,
			fontFile, destiny));
	BitmapFontWriter.writeFont(data, pageRefs, fontFile,
			new BitmapFontWriter.FontInfo(fontName, fontSize), 1, 1);
}
 

import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator.FreeTypeBitmapFontData; //导入依赖的package包/类
@Override
public BitmapFont loadSync (AssetManager manager, String fileName, FileHandle file, FreeTypeFontLoaderParameter parameter) {
	if(parameter == null) throw new RuntimeException("FreetypeFontParameter must be set in AssetManager#load to point at a TTF file!");
	FreeTypeFontGenerator generator = manager.get(parameter.fontFileName + ".gen", FreeTypeFontGenerator.class);	
	FreeTypeBitmapFontData data = generator.generateData(parameter.fontParameters);
	BitmapFont font = new BitmapFont(data, data.getTextureRegions(), false);
	font.setOwnsTexture(true);
	return font;
}
 

import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator.FreeTypeBitmapFontData; //导入依赖的package包/类
@Override
public BitmapFont loadSync( AssetManager manager, String fileName, FileHandle file, BitmapFontParameter parameter ) {
	int fontSize = 10;
	String scrubbedFileName = fileName;

	int qMark = fileName.lastIndexOf( "?" );
	if ( qMark != -1 ) {
		scrubbedFileName = scrubbedFileName.substring( 0, qMark );

		Matcher m = argsPtn.matcher( fileName );
		m.region( qMark+1, fileName.length() );
		while ( m.lookingAt() ) {
			if ( m.group( 1 ).equals( "size" ) ) {
				fontSize = Integer.parseInt( m.group( 2 ) );
			}
			if ( m.group( 3 ).length() > 0 ) break;  // Hit the "#" separator.
			m.region( m.end(), fileName.length() );
		}
	}

	boolean flip = parameter != null ? parameter.flip : false;

	FreeTypeFontGenerator generator = new FreeTypeFontGenerator( file );

	FreeTypeBitmapFontData data = generator.generateData( fontSize, FreeTypeFontGenerator.DEFAULT_CHARS, flip );
	generator.dispose();

	return new BitmapFont( data, data.getTextureRegions(), true );
}