Android long screen capture principle and implementation code

The long screenshot of Xiaomi system should have been used by many people, and the effect is good. Listview will scroll automatically when a long screenshot is taken. When you press stop screenshot, you will get a complete screenshot.

This article introduces the principle of long screen capture

The previous article introduces the implementation of Android screen sharing, and the principle of this article is basically the same as that of the previous article.

Get view image

When we want to get an image of a view, we can call the system API to get the bitmap of the view, but sometimes we may not get it. We can get it in another way.

First, create a bitmap of the same size as the view