Glide 3.7.0에서 4.6.1 로 변경

참고

https://github.com/bumptech/glide

기존에 사용하던 라이브러리

implementation 'com.github.bumptech.glide:glide:3.7.0'

implementation 'jp.wasabeef:glide-transformations:2.0.1'

변경된 라이브러리

implementation 'com.github.bumptech.glide:glide:4.6.1'
annotationProcessor 'com.github.bumptech.glide:compiler:4.6.1'

변경전 3.7.0

Glide.with(context)
        .load(img_url)
        .diskCacheStrategy(DiskCacheStrategy.ALL)
        .thumbnail(0.1f)
        .override(100, 100)
        .bitmapTransform(new CropCircleTransformation(context),new GrayscaleTransformation(context))
        .into(new GlideDrawableImageViewTarget(holder.photo) {
    @Override
    public void onResourceReady(GlideDrawable resource, GlideAnimation<? super GlideDrawable> animation) {
        super.onResourceReady(resource, animation);
        //never called
    }

    @Override
    public void onLoadFailed(Exception e, Drawable errorDrawable) {
        super.onLoadFailed(e, errorDrawable);
        //never called
    }
});

변경후 4.6.1

//옵션
RequestOptions myOptions = new RequestOptions()
        .fitCenter()
        .circleCrop() //원형
        .override(100, 100) 
        .fallback(R.drawable.default)
        .diskCacheStrategy(DiskCacheStrategy.ALL);

//흑백처리
ColorMatrix colorMatrix = new ColorMatrix();
colorMatrix.setSaturation(0);
ColorMatrixColorFilter filter = new ColorMatrixColorFilter(colorMatrix);

Glide.with(context)
        .load(img_url)
        .thumbnail(Glide.with(context).load(default_link).apply(myOptions))
        .error(Glide.with(context).load(error_link).apply(myOptions))
        .apply(myOptions)
        .into(new Target<Drawable>() {
            @Override
            public void onLoadStarted(@Nullable Drawable drawable) {

            }

            @Override
            public void onLoadFailed(@Nullable Drawable drawable) {

            }

            @Override
            public void onResourceReady(@NonNull Drawable drawable, @Nullable Transition<? super Drawable> transition) {
                holder.photo.setImageDrawable(drawable);
            }

            @Override
            public void onLoadCleared(@Nullable Drawable drawable) {

            }

            @Override
            public void getSize(@NonNull SizeReadyCallback sizeReadyCallback) {

            }

            @Override
            public void removeCallback(@NonNull SizeReadyCallback sizeReadyCallback) {

            }

            @Override
            public void setRequest(@Nullable Request request) {

            }

            @Nullable
            @Override
            public Request getRequest() {
                return null;
            }

            @Override
            public void onStart() {

            }

            @Override
            public void onStop() {

            }

            @Override
            public void onDestroy() {

            }
        });

// 흑백처리
holder.photo.setColorFilter(filter);