Android uses recyclerview to realize the effect of horizontal automatic circular scrolling of pictures

• Android

Introduction:

This blog mainly introduces how to use recyclerview to realize the automatic circulation of pictures in the horizontal direction (marquee effect)

Renderings:

Idea:

1. Prepare m pictures

1. Use the recyclerview implementation to return countless (actual interge. Maxvalue) items, and the nth item displays the nth% m picture

3. Use recyclerview.scrollby to scroll horizontally for a distance at a time

4. Through layoutmanager. Findfirstvisibleitemposition(), get the number of items in the first view currently displayed, and the ImageView above displays the corresponding de picture

Implementation code:

XML file

1. Activity layout file_ recy.xml　　

2. Adapter layout item_ horizon.xml　　

Activity　　

Adapter recyadapter

The above is the whole content of this article. I hope it will be helpful to your study, and I hope you can support programming tips.

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