com.badlogic.gdx.graphics.g2d.PixmapPacker Java Examples

@Override
public void resetGenerators() {
	if (fonts != null) {
		for (FreeTypeFontGenerator generator : fonts.keySet()) {
			for (BitmapFont f : fonts.get(generator).values()) {
				f.dispose();
			}
			fonts.get(generator).clear();
			generator.dispose();
		}
		fonts.clear();
		if (packer != null) {
			for (PixmapPacker.Page p : packer.getPages()) {
				p.getTexture().dispose();
			}
			packer.dispose();
		}
		fonts = null;
	}
	setupFontGenerators(pageSize, systemfont);
}
 

@Override
public void resetGenerators() {
	if (fonts != null) {
		for (FreeTypeFontGenerator generator : fonts.keySet()) {
			for (BitmapFont f : fonts.get(generator).values()) {
				f.dispose();
			}
			fonts.get(generator).clear();
			generator.dispose();
		}
		fonts.clear();
		if (packer != null) {
			for (PixmapPacker.Page p : packer.getPages()) {
				p.getTexture().dispose();
			}
			packer.dispose();
		}
		fonts = null;
	}
	setupFontGenerators(pageSize, systemfont);
}
 

/** 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
 */
private BitmapFont generateFontWriteFiles(String fontName, FileHandle fontFile, int fontSize, int pageWidth, int pageHeight) {
	FreeTypeFontGenerator generator = new FreeTypeFontGenerator(fontFile);

	PixmapPacker packer = new PixmapPacker(pageWidth, pageHeight, Pixmap.Format.RGBA8888, 2, false);
	FreeTypeFontGenerator.FreeTypeBitmapFontData fontData = generator.generateData(fontSize, FreeTypeFontGenerator.DEFAULT_CHARS, false, packer);
	Array<PixmapPacker.Page> pages = packer.getPages();
	TextureRegion[] texRegions = new TextureRegion[pages.size];
	for (int i=0; i<pages.size; i++) {
		PixmapPacker.Page p = pages.get(i);
		Texture tex = new Texture(new PixmapTextureData(p.getPixmap(), p.getPixmap().getFormat(), false, false, true)) {
			@Override
			public void dispose () {
				super.dispose();
				getTextureData().consumePixmap().dispose();
			}
		};
		tex.setFilter(Texture.TextureFilter.Nearest, Texture.TextureFilter.Nearest);
		texRegions[i] = new TextureRegion(tex);
	}
	BitmapFont font = new BitmapFont(fontData, texRegions, false);
	saveFontToFile(font, fontSize, fontName, packer);
	generator.dispose();
	packer.dispose();
	return font;
}
 

/** 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
 */
private BitmapFont generateFontWriteFiles(String fontName, FileHandle fontFile, int fontSize, int pageWidth, int pageHeight) {
	FreeTypeFontGenerator generator = new FreeTypeFontGenerator(fontFile);

	PixmapPacker packer = new PixmapPacker(pageWidth, pageHeight, Pixmap.Format.RGBA8888, 2, false);
	FreeTypeFontParameter parameter = new FreeTypeFontParameter();
	parameter.size = fontSize;
	parameter.characters = FreeTypeFontGenerator.DEFAULT_CHARS;
	parameter.flip = false;
	parameter.packer = packer;
	FreeTypeFontGenerator.FreeTypeBitmapFontData fontData = generator.generateData(parameter);
	Array<PixmapPacker.Page> pages = packer.getPages();
	Array<TextureRegion> texRegions = new Array<>();
	for (int i = 0; i < pages.size; i++) {
		PixmapPacker.Page p = pages.get(i);
		Texture tex = new Texture(
				new PixmapTextureData(p.getPixmap(), p.getPixmap().getFormat(), false, false, true)) {
			@Override
			public void dispose() {
				super.dispose();
				getTextureData().consumePixmap().dispose();
			}
		};
		tex.setFilter(Texture.TextureFilter.Nearest, Texture.TextureFilter.Nearest);
		texRegions.add(new TextureRegion(tex));
	}
	BitmapFont font = new BitmapFont((BitmapFont.BitmapFontData) fontData, texRegions, false);
	saveFontToFile(font, fontSize, fontName, packer);
	generator.dispose();
	packer.dispose();
	return font;
}
 

private void saveFontToFile(BitmapFont font, int fontSize, String fontName, PixmapPacker packer) {
	FileHandle fontFile = getFontFile(fontName + ".fnt", fontSize); // .fnt path
	FileHandle pixmapDir = getFontFile(fontName, fontSize); // png dir path
	BitmapFontWriter.setOutputFormat(BitmapFontWriter.OutputFormat.Text);

	String[] pageRefs = BitmapFontWriter.writePixmaps(packer.getPages(), pixmapDir, fontName);
	Gdx.app.debug(TAG, String.format("Saving font [%s]: fontfile: %s, pixmapDir: %s\n", fontName, fontFile, pixmapDir));
	// here we must add the png dir to the page refs
	for (int i = 0; i < pageRefs.length; i++) {
		pageRefs[i] = fontSize + "_" + fontName + "/" + pageRefs[i];
	}
	BitmapFontWriter.writeFont(font.getData(), pageRefs, fontFile, new BitmapFontWriter.FontInfo(fontName, fontSize), 1, 1);
}
 

private void saveFontToFile(BitmapFont font, int fontSize, String fontName, PixmapPacker packer) {
	FileHandle fontFile = getFontFile(fontName + ".fnt"); // .fnt path
	FileHandle pixmapDir = getFontFile(fontName); // png dir path
	BitmapFontWriter.setOutputFormat(BitmapFontWriter.OutputFormat.Text);

	String[] pageRefs = BitmapFontWriter.writePixmaps(packer.getPages(), pixmapDir, fontName);
	Gdx.app.debug(TAG, String.format("Saving font [%s]: fontfile: %s, pixmapDir: %s\n", fontName, fontFile, pixmapDir));
	// here we must add the png dir to the page refs
	for (int i = 0; i < pageRefs.length; i++) {
		pageRefs[i] = fontName + "/" + pageRefs[i];
	}
	BitmapFontWriter.writeFont(font.getData(), pageRefs, fontFile, new BitmapFontWriter.FontInfo(fontName, fontSize), 1, 1);
}
 

void writeFont(FreeTypeBitmapFontData data, Array<PixmapPacker.Page> pages, FileHandle target);