============问题描述============
============解决方案1============
============解决方案2============
mViewPager.setAdapter(adapter); mViewPager.setPageTransformer(true, new DepthPageTransformer());
public class DepthPageTransformer implements ViewPager.PageTransformer
{
private static final float MIN_SCALE = 0.75f;
public void transformPage(View view, float position)
{
int pageWidth = view.getWidth();
if (position < -1)
{ // [-Infinity,-1)
// This page is way off-screen to the left.
view.setAlpha(0);
}
else if (position <= 0)
{ // [-1,0]
// Use the default slide transition when moving to the left page
view.setAlpha(1);
view.setTranslationX(0);
view.setScaleX(1);
view.setScaleY(1);
}
else if (position <= 1)
{ // (0,1]
// Fade the page out.
view.setAlpha(1 - position);
// Counteract the default slide transition
view.setTranslationX(pageWidth * -position);
// Scale the page down (between MIN_SCALE and 1)
float scaleFactor = MIN_SCALE + (1 - MIN_SCALE) * (1 - Math.abs(position));
view.setScaleX(scaleFactor);
view.setScaleY(scaleFactor);
}
else
{ // (1,+Infinity]
// This page is way off-screen to the right.
view.setAlpha(0);
}
}
}============解决方案3============
原文：http://www.cnblogs.com/shaochuyun57/p/4030453.html