ImageViewPager.java 文件源码

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    overridePendingTransition(R.anim.fade_in,R.anim.fade_out);
    // Set title for the ViewPager
    setTitle("ViewPager");
    // Get the view from view_pager.xml
    setContentView(R.layout.view_pager);

    // Retrieve data from MainActivity on item click event
    Intent p = getIntent();
    position = p.getExtras().getInt("id");

    ImageAdapter imageAdapter = new ImageAdapter(this);
    List<ImageView> images = new ArrayList<ImageView>();

    // Retrieve all the images
    for (int i = 0; i < imageAdapter.getCount(); i++) {
        ImageView imageView = new ImageView(this);
        //imageView.setImageResource(imageAdapter.mThumbIds[i]);
            Picasso.with(this)
                    .load(GalleryFragment.mThumbIds[i])
                    .placeholder(R.drawable.loading)
                    .error(R.drawable.error)
                    .into(imageView);
        imageView.setScaleType(ImageView.ScaleType.CENTER);
        //imageView.setScaleType(ImageView.ScaleType.CENTER);
        images.add(imageView);
    }

    // Set the images into ViewPager
    ImagePagerAdapter pageradapter = new ImagePagerAdapter(images);
    ViewPager viewpager = (ViewPager) findViewById(R.id.pager);
    viewpager.setAdapter(pageradapter);
    viewpager.setPageTransformer(true, new ZoomOutPageTransformer());
    // Show images following the position
    viewpager.setCurrentItem(position);
}