Step 1: Add the JitPack repository to your project level gradle file
allprojects {
repositories {
...
maven { url "https://jitpack.io" }
}
}Step 2: Add the dependency to your application level gradle file
dependencies {
compile 'com.github.MertNYuksel:FloatingZoomView:0.1.3'
}Step 3: Create a new instance of FloatingZoomView in your activity or fragment. FloatingZoomView will automatically add itself as content view of activity when it detects pinch zoom gesture.
ImageView originalImageView = findViewById(R.id.ivImage);
new FloatingZoomView(originalImageView);