com.android.volley.toolbox.ImageLoader#ImageContainer

Source File: NetworkMarker.java From android-custom-markers with Apache License 2.0

5 votes

@Override
public void onResponse(ImageLoader.ImageContainer response, boolean isImmediate) {

    final Bitmap bitmap = response.getBitmap();

    // Set image and update view
    markerImage.setImageBitmap(bitmap);
    updateView();
}

Source File: CheckinHolder.java From attendee-checkin with Apache License 2.0

5 votes

@Override
public void bind(Checkin checkin, ImageLoader imageLoader) {
    mName.setText(checkin.getAttendeeName());
    Context context = mDescription.getContext();
    long timestamp = checkin.getTimestamp();
    if (System.currentTimeMillis() - timestamp * 1000 < 60 * 1000) {
        mDescription.setText(R.string.just_now);
    } else {
        mDescription.setText(
                DateUtils.getRelativeDateTimeString(context, timestamp * 1000,
                        DateUtils.MINUTE_IN_MILLIS, DateUtils.WEEK_IN_MILLIS, 0));
    }
    // Load the icon
    ImageLoader.ImageContainer container = (ImageLoader.ImageContainer) mIcon.getTag();
    if (container != null) {
        container.cancelRequest();
    }
    String imageUrl = checkin.getAttendeeImageUrl();
    if (!TextUtils.isEmpty(imageUrl) && Patterns.WEB_URL.matcher(imageUrl).matches()) {
        mIcon.setTag(imageLoader.get(imageUrl,
                new RoundedImageListener(mIcon, R.drawable.ic_person,
                        R.drawable.ic_person)));
    } else {
        mIcon.setImageResource(R.drawable.ic_person);
    }
    if (mWillAnimate && Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        mCheckin.setImageResource(R.drawable.checkin_anim);
    } else {
        mCheckin.setImageResource(R.drawable.checkin);
    }
}

Source File: AttendeeListFragment.java From attendee-checkin with Apache License 2.0

5 votes

public void bind(Cursor cursor, ImageLoader imageLoader) {
    itemView.setBackgroundDrawable(null);
    ViewCompat.setTranslationZ(itemView, 0.f);
    mName.setText(cursor.getString(cursor.getColumnIndexOrThrow(Table.Attendee.NAME)));
    mEmail.setText(cursor.getString(cursor.getColumnIndexOrThrow(Table.Attendee.EMAIL)));
    String note = cursor.getString(cursor.getColumnIndexOrThrow(Table.Attendee.NOTE));
    mNote.setVisibility(TextUtils.isEmpty(note) ? View.GONE : View.VISIBLE);
    mNote.setText(note);
    mEventId = cursor.getString(cursor.getColumnIndexOrThrow(Table.Attendee.EVENT_ID));
    mAttendeeId = cursor.getString(cursor.getColumnIndexOrThrow(Table.Attendee.ID));
    mAttendeeCheckedIn = !cursor.isNull(cursor.getColumnIndexOrThrow(Table.Attendee.CHECKIN));
    mCheckin.setVisibility(mAttendeeCheckedIn ? View.VISIBLE : View.INVISIBLE);
    mActionCheck.setImageResource(mAttendeeCheckedIn ?
            R.drawable.ic_check_green : R.drawable.ic_check_gray);
    boolean modified = 0 != cursor.getInt(cursor.getColumnIndexOrThrow(Table.Attendee.CHECKIN_MODIFIED));
    mSyncInProcess.setVisibility(modified && BuildConfig.DEBUG ?
            View.VISIBLE : View.INVISIBLE);
    mActions.setVisibility(View.GONE);
    itemView.setOnClickListener(this);
    mActionCheck.setOnClickListener(this);
    mActionEdit.setOnClickListener(this);
    // Icon
    ImageLoader.ImageContainer container = (ImageLoader.ImageContainer)
            mIcon.getTag();
    if (container != null) {
        container.cancelRequest();
    }
    int columnIndexImageUrl = cursor.getColumnIndexOrThrow(Table.Attendee.IMAGE_URL);
    if (!cursor.isNull(columnIndexImageUrl)) {
        mIcon.setTag(imageLoader.get(cursor.getString(columnIndexImageUrl),
                new RoundedImageListener(mIcon,
                        R.drawable.ic_person, R.drawable.ic_person)));
    } else {
        mIcon.setImageResource(R.drawable.ic_person);
    }
}

Source File: RoundedImageListener.java From attendee-checkin with Apache License 2.0

5 votes

@Override
public void onResponse(ImageLoader.ImageContainer response, boolean isImmediate) {
    if (response.getBitmap() != null) {
        Bitmap src = response.getBitmap();
        RoundedBitmapDrawable avatar = RoundedBitmapDrawableFactory.create(
                mImageView.getResources(), src);
        avatar.setCornerRadius(Math.max(src.getWidth(), src.getHeight()) / 2.0f);
        mImageView.setImageDrawable(avatar);
    } else if (mDefaultImageResId != 0) {
        mImageView.setImageResource(mDefaultImageResId);
    }
}

Source File: HttpLoader.java From seny-devpkg with Apache License 2.0

5 votes

/**
 * 发起图片网络请求
 *
 * @param requestUrl The url of the remote image
 * @param maxWidth   The maximum width of the returned image.
 * @param maxHeight  The maximum height of the returned image.
 * @param scaleType  The ImageViews ScaleType used to calculate the needed image size.
 * @return A container object that contains all of the properties of the request, as well as
 * the currently available image (default if remote is not loaded).
 */
public void display(final ImageView view, String requestUrl, final int defaultImageResId, final int errorImageResId, int maxWidth, int maxHeight, ImageView.ScaleType scaleType) {
    if (mImageContainers.containsKey(view)) {//如果已经在给该View请求一张网络图片
        mImageContainers.get(view).cancelRequest();//那么就把之前的取消掉，保证一个ImageView身上只有一个任务。
    }
    ImageLoader.ImageContainer imageContainer = mImageLoader.get(requestUrl, new ImageLoader.ImageListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            if (errorImageResId != 0) {
                view.setImageResource(errorImageResId);
                ObjectAnimator.ofFloat(view, "alpha", 0f, 1f).setDuration(800).start();//渐变动画
            }
            mImageContainers.remove(view);//请求失败，移除
        }

        @Override
        public void onResponse(final ImageLoader.ImageContainer response, boolean isImmediate) {
            if (response.getBitmap() != null) {
                view.setImageBitmap(response.getBitmap());
                ObjectAnimator.ofFloat(view, "alpha", 0f, 1f).setDuration(800).start();//渐变动画
                mImageContainers.remove(view);//请求成功，移除
            } else if (defaultImageResId != 0) {
                view.setImageResource(defaultImageResId);
            }
        }
    }, maxWidth, maxHeight, scaleType);
    mImageContainers.put(view, imageContainer);//将View身上的请求任务进行保存
}

Source File: CrossbowImage.java From CrossBow with Apache License 2.0

5 votes

/**
 * called when the network image loader returns
 */
@Override
public void onResponse(ImageLoader.ImageContainer response, boolean isImmediate) {

    ImageView imageView = this.imageView.get();
    if(imageView != null && response.getBitmap() != null) {
        setBitmap(response.getBitmap(), isImmediate);
    }
}

Source File: FeedImageView.java From FeedListViewDemo with MIT License

4 votes

private void loadImageIfNecessary(final boolean isInLayoutPass) {
    final int width = getWidth();
    int height = getHeight();

    boolean isFullyWrapContent = getLayoutParams() != null
            && getLayoutParams().height == ViewGroup.LayoutParams.WRAP_CONTENT
            && getLayoutParams().width == ViewGroup.LayoutParams.WRAP_CONTENT;
    //if the view's bounds aren't known yet, and this is not a wrap-content/wrap-content view,
    // hold off on loading the image.
    if (width == 0 && height == 0 && !isFullyWrapContent) {
        return;
    }

    //if the URL to be loaded in this view is empty, cancel any old requests and clear the
    //currently loaded image.
    if (TextUtils.isEmpty(mUrl)) {
        if (mImageContainer != null) {
            mImageContainer.cancelRequest();
            mImageContainer = null;
        }
        setDefaultImageOrNot();
        return;
    }

    // if there was an old request in the view, check if it needs canceled.
    if (mImageContainer != null && mImageContainer.getRequestUrl() != null) {
        if (mImageContainer.getRequestUrl().equals(mUrl)) {
            return;
        } else {
            // if there is a pre-existing request, cancel it if it's fetching a different URL
            mImageContainer.cancelRequest();
            setDefaultImageOrNot();
        }
    }

    // The Pre-existing content of this view didn't match the current URL. Load the new image
    // from the network
    //如果先前那个URL不等于现在需要加载的URL，那么就重新下载图片
    ImageLoader.ImageContainer newContainer = mImageLoader.get(mUrl,
            new ImageLoader.ImageListener() {
                @Override
                public void onResponse(final ImageLoader.ImageContainer response, boolean isImmediate) {
                    if (isImmediate && isInLayoutPass) {
                        post(new Runnable() {
                            @Override
                            public void run() {
                                onResponse(response, false);
                            }
                        });
                        return;
                    }
                    int bWidth = 0, bHeight = 0;
                    Bitmap bitmap = response.getBitmap();
                    if (bitmap != null) {
                        setImageBitmap(bitmap);
                        bWidth = bitmap.getWidth();
                        bHeight = bitmap.getHeight();
                        adjustImageAspect(bWidth, bHeight);
                    } else if (mDefaultImageId != 0) {
                        setImageResource(mDefaultImageId);
                    }

                    if (mObserver != null) {
                        mObserver.onSuccess();
                    }

                }

                @Override
                public void onErrorResponse(VolleyError error) {
                    if (mErrorImageId != 0 ) {
                        setImageResource(mErrorImageId);
                    }
                    if (mObserver != null) {
                        mObserver.onError();
                    }
                }
            });
    mImageContainer = newContainer;
}

Java Code Examples for com.android.volley.toolbox.ImageLoader#ImageContainer