@Override
public View instantiateItem(ViewGroup container, int position) {
PhotoView photoView = new PhotoView(container.getContext());
ImageFetcher fetcher = ImageLoader.createImageFetcher((BaseActivity) context);
fetcher.setLoadingImage(R.drawable.default_weibo_image);
try {
Msg_ChatMessageBean bean = data.get(position);
Bitmap bitmap = ImageUtil.byteArray2Bitmap(bean.Image);
photoView.setImageBitmap(bitmap);
photoView.setOnPhotoTapListener(
new OnPhotoTapListener() {
@Override
public void onPhotoTap(View view, float x, float y) {
Msg_ImageZoomActivity.this.onBackPressed();
}
});
container.addView(photoView, LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
} catch (Exception e) {
e.printStackTrace();
} catch (OutOfMemoryError ex) {
ex.printStackTrace();
}
return photoView;
}
public static void loadDocHeadImage(BaseActivity activity, ImageView imageView, String uri) {
if (activity == null) {
return;
}
ImageFetcher fetcher = createImageFetcher(activity);
if (imageView instanceof CircleImageView) {
fetcher.setImageFadeIn(false); // 与CircleImageView搭配使用时关闭fadein
}
fetcher.loadImage(encodeUri(uri), imageView);
}
public static ImageFetcher createImageFetcher(BaseActivity activity) {
if (activity.getImageFether() != null) {
return activity.getImageFether();
}
ImageCacheParams params = new ImageCacheParams(activity, IMAGE_CACHE_DIR);
params.setMemCacheSizePercent(0.25f); // Set memory cache to 25% of app memory
ImageFetcher fetcher = new ImageFetcher(activity, getMaxScreenSide(activity));
fetcher.addImageCache(activity.getSupportFragmentManager(), params);
activity.setImageFetcher(fetcher);
return fetcher;
}
public static void removeBitmapCache(BaseActivity activity, String uri) {
ImageFetcher fetcher = createThumbImageFetcher(activity);
fetcher.removeBitmapAllCache(uri);
}
public static void clearCache(BaseActivity activity) {
ImageFetcher fetcher = createThumbImageFetcher(activity);
fetcher.clearCache();
}
// public static void loadGroupImage(BaseActivity activity, ImageView imageView, String uri) {
//
// ImageFetcher fetcher = createThumbImageFetcher(activity);
// fetcher.setLoadingImage(R.drawable.msg_img_user_default);
// fetcher.loadGroupImage(encodeUri(uri), imageView);
//
// }
public static void loadPushImage(BaseActivity activity, ImageView imageView, String uri) {
ImageFetcher fetcher = createThumbImageFetcher(activity);
fetcher.setLoadingImage(R.drawable.default_weibo_image);
fetcher.loadImage(encodeUri(uri), imageView);
}
public static void loadBackgroundImage(BaseActivity activity, ImageView imageView, String uri) {
ImageFetcher fetcher = createImageFetcher(activity);
fetcher.setLoadingImage(R.drawable.me_img_info);
fetcher.loadImage(encodeUri(uri), imageView);
}
public static void loadShareImage(BaseActivity activity, ImageView imageView, String uri) {
ImageFetcher fetcher = createThumbImageFetcher(activity);
fetcher.setLoadingImage(R.drawable.worklife_ic_launcher);
fetcher.loadImage(encodeUri(uri), imageView);
}
public static void loadHeadImage(BaseActivity activity, ImageView imageView, String uri) {
ImageFetcher fetcher = createThumbImageFetcher(activity);
fetcher.setLoadingImage(R.drawable.msg_img_user_default);
fetcher.loadImage(encodeUri(uri), imageView);
}