MainActivity.java 文件源码

private void setupCollapsingImage() {
    appBarLayout = (AppBarLayout) findViewById(R.id.app_bar_layout);

    //Fade out CollapsingToolbarLayout title ...from white to transparent
    collapsingToolbarLayout = (CollapsingToolbarLayout) findViewById(R.id.collapsing_toolbar);
    Typeface type = Typeface.createFromAsset(getAssets(), "fonts/open_sans/OpenSans-Light.ttf");
    collapsingToolbarLayout.setExpandedTitleTypeface(type);//fonts
    collapsingToolbarLayout.setCollapsedTitleTypeface(type);

    collapsingToolbarLayout.setTitle(getString(R.string.pod));
    collapsingToolbarLayout.setExpandedTitleColor(getResources().getColor(R.color.white_opacity));
    collapsingToolbarLayout.setCollapsedTitleTextColor(getResources().getColor(R.color.white_opacity_king));

    //Set Picture of the day to collapsing ImageView
    collapsingImageView = (ImageView) findViewById(R.id.collapsing_ImageView);

    pictureOfTheDayList = storage.retrieveRSS_Feed(MediaType.PICTURE);
    if (pictureOfTheDayList != null &&
            pictureOfTheDayList.size() > 0 &&
            pictureOfTheDayList.get(0) != null &&
            pictureOfTheDayList.get(0).getMediaLink() != null)
        Glide.with(this)
                .load(pictureOfTheDayList.get(0).getMediaLink())
                .centerCrop()
                .into(collapsingImageView);
}