# Package-level declarations

## Types

OnMatrixChangedListener
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public interface OnMatrixChangedListener
Interface definition for a callback to be invoked when the internal Matrix has changed for this View.
OnOutsidePhotoTapListener
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public interface OnOutsidePhotoTapListener
Callback when the user tapped outside of the photo
OnPhotoTapListener
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public interface OnPhotoTapListener
A callback to be invoked when the Photo is tapped with a single tap.
OnScaleChangedListener
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public interface OnScaleChangedListener
Interface definition for callback to be invoked when attached ImageView scale changes
OnSingleFlingListener
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public interface OnSingleFlingListener
A callback to be invoked when the ImageView is flung with a single touch
OnViewDragListener
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public interface OnViewDragListener
Interface definition for a callback to be invoked when the photo is experiencing a drag event
OnViewTapListener
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public interface OnViewTapListener
PhotoView
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public class PhotoView
A zoomable ImageView.
PhotoViewAttacher
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public class PhotoViewAttacher
The component of PhotoView which does the work allowing for zooming, scaling, panning, etc.