com.badlogic.gdx.graphics.g2d
Classes 
Animation
BitmapFont
BitmapFont.BitmapFontData
BitmapFont.Glyph
BitmapFont.TextBounds
BitmapFontCache
EmptyNinePatch
Gdx2DPixmap
NinePatch
ParticleEffect
ParticleEffectPool
ParticleEmitter
ParticleEmitter.GradientColorValue
ParticleEmitter.NumericValue
ParticleEmitter.ParticleValue
ParticleEmitter.RangedNumericValue
ParticleEmitter.ScaledNumericValue
ParticleEmitter.SpawnShapeValue
ParticleEmitterBox2D
PixmapPacker
Sprite
SpriteBatch
SpriteCache
TextureAtlas
TextureAtlas.AtlasRegion
TextureAtlas.AtlasSprite
TextureAtlas.TextureAtlasData
TextureAtlas.TextureAtlasData.Page
TextureAtlas.TextureAtlasData.Region
TextureRegion
Enums 
BitmapFont.HAlignment
ParticleEmitter.SpawnEllipseSide
ParticleEmitter.SpawnShape