public override Java.Lang.Object InstantiateItem(ViewGroup container, int position) { PhotoView photoView = new PhotoView(true, curentContext); photoView.SetScaleType(ImageView.ScaleType.CenterCrop); photoView.Tag = position; string path = mPathList[position]; if (path != null) { if (mCache.Get(path) is Android.Graphics.Bitmap bitmap) { photoView.SetImageBitmap(bitmap); } else { if (System.IO.File.Exists(path)) { bitmap = BitmapLoader.GetBitmapFromFile(path, mWidth, mHeight); if (bitmap != null) { photoView.SetImageBitmap(bitmap); mCache.Put(path, bitmap); } else { photoView.SetImageResource(Resource.Drawable.aurora_picture_not_found); } } else { photoView.SetImageResource(Resource.Drawable.aurora_picture_not_found); } } } else { photoView.SetImageResource(Resource.Drawable.aurora_picture_not_found); } container.AddView(photoView, ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent); return(photoView); }
private void InitCurrentItem() { PhotoView photoView = new PhotoView(true, this); string msgId = Intent.GetStringExtra("msgId"); int position = mMsgIdList.IndexOf(msgId); string path = mPathList[position]; if (path != null) { if (mCache.Get(path) is Android.Graphics.Bitmap bitmap) { photoView.SetImageBitmap(bitmap); } else { if (System.IO.File.Exists(path)) { bitmap = BitmapLoader.GetBitmapFromFile(path, mWidth, mHeight); if (bitmap != null) { photoView.SetImageBitmap(bitmap); mCache.Put(path, bitmap); } else { photoView.SetImageResource(Resource.Drawable.aurora_picture_not_found); } } else { photoView.SetImageResource(Resource.Drawable.aurora_picture_not_found); } } } else { photoView.SetImageResource(Resource.Drawable.aurora_picture_not_found); } mViewPager.CurrentItem = position; }