Dynamic aspect ratio handling with glide

dynamic_aspect_ratio.kt

fun setUpOneDimenNoAspectRatioImage(imageUrl: String?, imageView: AppCompatImageView, @DimenRes defaultHeight: Int, @DimenRes marginToBeAdjusted: Int, availableWidth: Int? = null) {
    if (imageUrl?.isNotEmpty() == true) {
        imageView.visibility = View.VISIBLE
        GlideApp.with(imageView.context)
            .load(imageUrl)
            .centerCrop()
            .into(object : CustomTarget<Drawable>() {
                override fun onLoadFailed(errorDrawable: Drawable?) {
                }

                override fun onResourceReady(resource: Drawable, transition: Transition<in Drawable>?) {
                    val aspectRatio = resource.intrinsicWidth.toFloat() / resource.intrinsicHeight.toFloat()
                    val bitmapWidth = (imageView.context.getDimensionPixelOffset(defaultHeight)) * aspectRatio
                    // if we care about available width there can be a case where
                    // new bitmap width is greater than available width, this code will handle that.
                    if (availableWidth != null && bitmapWidth > availableWidth - imageView.context.getDimensionPixelOffset(marginToBeAdjusted)) {
                        var newWidth = availableWidth - imageView.context.getDimensionPixelOffset(marginToBeAdjusted)
                        var newHeight = newWidth.toFloat() / aspectRatio.toFloat()
                        while (newHeight > (imageView.context.getDimensionPixelOffset(defaultHeight))) {
                            newWidth -= newWidth / 10
                            newHeight = newWidth.toFloat() / aspectRatio.toFloat()
                        }
                        imageView.layoutParams.apply {
                            width = newWidth
                            height = newHeight.toInt()
                        }
                    } else {
                        imageView.layoutParams.apply {
                            width = bitmapWidth.toInt()
                            height = imageView.context.getDimensionPixelOffset(defaultHeight)
                        }
                    }
                    imageView.setImageDrawable(resource)
                }

                override fun onLoadCleared(placeholder: Drawable?) {
                }
            })
    } else {
        imageView.visibility = View.GONE
    }
}