func buildLOTAnimationView(_ resourceUrl: String) throws -> LOTAnimationView {
    //网络下载
    let lotView = try LOTAnimationView(contentsOf: URL(string: ""))
    //本地加载
    let zipPath = MyCache.cacheDataPath(for: resourceUrl)
    let lotView = try LOTAnimationView.animation(withFilePath: "\(zipPath!)/data.json", error: ())
    lotView.frame = UIScreen.main.bounds
    lotView.contentMode = .scaleAspectFill
    lotView.loopAnimation = true
    lotView.play()
    return lotView
}

//1.读取PAG素材文件， pagPath为pag动画的模版文件
pagFile = PAGFile.load(pagPath)

//2.替换模版资源
private func replacePag(image: UIImage, index: Int) {
    let pagImage = PAGImage.fromCGImage(image.cgImage)
    pagImage?.setScaleMode(PAGScaleModeZoom)
    pagFile?.replaceImage(Int32(index), data: pagImage)
}
private func replacePag(text: String, index: Int) {
    let pagText = pagFile?.getTextData(Int32(index))
    pagText?.text = text
    pagFile?.replaceText(Int32(index), data: pagText)
}

//3.创建PAG播放视图PAGView
self.pagView = PAGView.init(frame: self.view.bounds)
if let pagView = self.pagView {
    //关联PAGView和PAGFile
    pagView.setComposition(self.pagFile)
    pagView.setRepeatCount(0)
    pagView.setMaxFrameRate(30)
    pagView.setCacheScale(0.8)
}