android的开发，gilde监听加载动画的开始和结束

Glide.with(this).asGif().load(R.drawable.fuzhou).listener(object : RequestListener<GifDrawable>
                    {
                        override fun onLoadFailed(
                            p0: GlideException?,
                            p1: Any?,
                            p2: com.bumptech.glide.request.target.Target<GifDrawable>?,
                            p3: Boolean
                        ): Boolean {
                            TODO("Not yet implemented")
                        }

                        override fun onResourceReady(
                            p0: GifDrawable?,
                            p1: Any?,
                            p2: com.bumptech.glide.request.target.Target<GifDrawable>?,
                            p3: DataSource?,
                            p4: Boolean
                        ): Boolean {
                            p0?.setLoopCount(1)
                            p0?.registerAnimationCallback(object  :Animatable2Compat.AnimationCallback(){
                                override fun onAnimationEnd(drawable: Drawable?) {
                                    super.onAnimationEnd(drawable)
                                    //gif动画结束
                                    Log.d(TAG, "onAnimationEnd: --------------------")
                                    var intent  = Intent(this@SplashActivity,MainActivity::class.java)
                                    startActivity(intent)
                                    finish()
                                }

                                override fun onAnimationStart(drawable: Drawable?) {
                                    super.onAnimationStart(drawable)
                                    Log.d(TAG, "onAnimationStart: -------------------")
                                    //gif动画开始                                    }
                                }
                            })
                            return false
                        }
                    }
                    ).into(iv_splash)