wpc
2018-11-27 c52fb0e4d9168e75390b3cf3536d66c06c50d605
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package com.haicaojie.android.ui.trends;
 
import android.content.Context;
import android.graphics.Bitmap;
import android.support.v4.view.PagerAdapter;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
 
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.animation.GlideAnimation;
import com.bumptech.glide.request.target.SimpleTarget;
import com.haicaojie.android.R;
import com.lcjian.library.util.SingleToast;
import com.lcjian.library.util.SystemCommon;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.ImageScaleType;
import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer;
 
import java.util.List;
 
import uk.co.senab.photoview.PhotoView;
import uk.co.senab.photoview.PhotoViewAttacher;
 
public class ImageAdapter extends PagerAdapter {
 
    private LayoutInflater mLayoutInflater;
    private List<String> mPhotoUrlList;
    private DisplayImageOptions options;
 
    private OnFinishCallBack mOnFinishCallBack;
    private Context mContext;
 
    public ImageAdapter(Context context, List<String> photoUrlList) {
        mLayoutInflater = LayoutInflater.from(context);
        this.mContext = context;
        mPhotoUrlList = photoUrlList;
        this.options = new DisplayImageOptions.Builder()
                .showImageForEmptyUri(R.drawable.ic_goods_default)
                .showImageOnFail(R.drawable.ic_goods_default)
                .showImageOnLoading(R.drawable.ic_goods_default)
                .resetViewBeforeLoading(true).cacheInMemory(true)
                .cacheOnDisk(true).imageScaleType(ImageScaleType.EXACTLY)
                .considerExifParams(true)
                .displayer(new FadeInBitmapDisplayer(300)).build();
    }
 
    @Override
    public int getCount() {
        return mPhotoUrlList == null ? 0 : mPhotoUrlList.size();
    }
 
    @Override
    public boolean isViewFromObject(View view, Object object) {
        return view == object;
    }
 
    @Override
    public Object instantiateItem(ViewGroup container, int position) {
        View view = mLayoutInflater.inflate(R.layout.item_trend_image_big, container, false);
        final String photoUrl = mPhotoUrlList.get(position);
        final PhotoView iv = (PhotoView) view.findViewById(R.id.detail_icon_iv);
        int width = (int) SystemCommon.getScreenWidth(mContext);
        FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(width,
                ViewGroup.LayoutParams.MATCH_PARENT);
        params.gravity = Gravity.CENTER;
        iv.setLayoutParams(params);//"http://img4q.duitang.com/uploads/item/201408/11/20140811141753_iNtAF.jpeg"
//        ImageLoader.getInstance().displayImage(photoUrl, iv, options);R.drawable.test1
        Glide.with(mContext).load(photoUrl).into(iv);
        iv.setOnViewTapListener(new PhotoViewAttacher.OnViewTapListener() {
            @Override
            public void onViewTap(View view, float x, float y) {
                if (mOnFinishCallBack != null) {
                    mOnFinishCallBack.finishShowPic();
                }
            }
        });
 
        container.addView(view);
        return view;
    }
 
    @Override
    public void destroyItem(ViewGroup container, int position, Object object) {
        container.removeView((View) object);
    }
 
    public interface OnFinishCallBack {
        void finishShowPic();
    }
 
    public void setOnFinishCallBack(OnFinishCallBack onFinishCallBack) {
        mOnFinishCallBack = onFinishCallBack;
    }
}