package com.laex.cg2d.render; import com.badlogic.gdx.physics.box2d.Body; import com.badlogic.gdx.physics.box2d.BodyDef; import com.badlogic.gdx.physics.box2d.FixtureDef; public interface Box2DBody { boolean isValid(); Body create(BodyDef bodyDef, FixtureDef fixtureDef); }