android, java, draw two bitmaps with Picasso.

bitmap_overlay.java

        Picasso.with(getContext())
                .load(CONST.IMAGE_SERVER + cover.image_url)
                .into(new Target() {
                    @Override
                    public void onBitmapLoaded(Bitmap bitmap, Picasso.LoadedFrom loadedFrom) {
                        Bitmap bmOverlay = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), bitmap.getConfig());
                        Bitmap play= BBAppResource.bitmap(R.drawable.btn_me_account);
                        Canvas canvas = new Canvas(bmOverlay);
                        canvas.drawBitmap(bitmap, new Matrix(), null);
                        float left = (float)((bitmap.getWidth()-play.getWidth())/2.0);
                        float top = (float)((bitmap.getHeight()-play.getHeight())/2.0);
                        canvas.drawBitmap(BBAppResource.bitmap(R.drawable.btn_me_account), left, top, null);
                        setImageDrawable( new BitmapDrawable(getResources(),bmOverlay));
                    }

                    @Override
                    public void onBitmapFailed(Drawable drawable) {

                    }

                    @Override
                    public void onPrepareLoad(Drawable drawable) {

                    }
            });