18034727885
2026-04-27 3a4c1bbb2cf4fb1cdda8a5061b0674f30e7456b4
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package com.example.smart.ui.viewer
 
import android.view.LayoutInflater
import com.bumptech.glide.Glide
import com.bumptech.glide.load.resource.bitmap.RoundedCorners
import com.bumptech.glide.request.RequestOptions
import com.example.basecore.BaseBindingActivity
import com.example.smart.databinding.ActivityImageViewerBinding
import com.github.piasy.biv.BigImageViewer
import com.github.piasy.biv.loader.glide.GlideImageLoader
import com.youth.banner.holder.BannerImageHolder
import com.youth.banner.indicator.CircleIndicator
 
 
/**
 * 图片查看器
 */
class ImageViewerActivity : BaseBindingActivity() {
 
 
    private val binding by lazy { ActivityImageViewerBinding.inflate(LayoutInflater.from(mContext)) }
 
 
    override fun getRootView() = binding.root
 
    private val imageUrlsList = ArrayList<String>()
 
    override fun initView() {
        transStatusBar()
        BigImageViewer.initialize(GlideImageLoader.with(this))
 
        val paths = intent.getStringArrayListExtra("path")
        val position = intent.getIntExtra("position", 0)
 
 
        if (paths != null) {
            imageUrlsList.addAll(paths)
        }
        binding.apply {
            //起始从1开始
            banner.setStartPosition(position+1)
 
 
            closeImg.setOnClickListener { finish() }
 
            //—————————————————————————如果你想偷懒,而又只是图片轮播————————————————————————
            banner.setAdapter(object : BannerListImageAdapter<String>(imageUrlsList) {
 
                override fun onBindView(
                    holder: BannerImageHolder,
                    data: String?,
                    position: Int,
                    size: Int
                ) {
                    Glide.with(holder.itemView)
                        .load(data)
                        .apply(RequestOptions.bitmapTransform(RoundedCorners(30)))
                        .into(holder.imageView)
                }
 
 
            })
                .addBannerLifecycleObserver(this@ImageViewerActivity) //添加生命周期观察者
                .setIndicator(CircleIndicator(mContext))
 
        }
    }
}