How to implement zoom effect for image view in android?

Question

I have to implement image zooming, I have tried with so many codes.But i didnt get full idea of gesture events. I want to implement when we apply double tap, image will be z

Answer 1

Here is one of the most efficient way, it works smoothly:

https://github.com/MikeOrtiz/TouchImageView

Place TouchImageView.java in your project. It can then be used the same as ImageView.

Example:

TouchImageView img = (TouchImageView) findViewById(R.id.img);

If you are using TouchImageView in xml, then you must provide the full package name, because it is a custom view.

Example: