# Frank-Zhu/PullZoomView

An Android custom ListView and ScrollView with pull to zoom-in.

Repository: https://github.com/Frank-Zhu/PullZoomView
Canonical: https://ross.abutalabs.com/products/pullzoomview
Language: Java
License: Apache-2.0
License Family: permissive
Last push: 2024-04-19T07:17:53+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 4381, "days_push": 866, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 2304, forks 622 (observed 2026-08-28T04:06:35.711581+00:00)

## What it is
An Android library providing custom ListView and ScrollView widgets with a pull-to-zoom-in header effect. It supports parallax or normal zoom modes and customizable header views.

## Use cases
- add pull-to-zoom header to an Android list
- implement parallax zoom header like Twitter profile
- custom scrollview that zooms image on pull down
- android listview with zoomable header image
- hide or show header view on scroll

## When to choose
- building a native Android app in Java needing a pull-to-zoom header
- you want parallax or normal zoom modes with custom header views

## When to avoid
- building with Jetpack Compose or modern Android UI toolkits
- you need actively maintained components with recent Android support

## Facets
- artifact type: library
- maturity: maintenance
- function: ui-components, animation
- domain: mobile-development, android-tools, frontend
- platform: jvm
- tags: pull-to-zoom, listview, scrollview, header-view, parallax, android-ui, android, mobile

## Member repositories
- Frank-Zhu/PullZoomView (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:06:35.711581+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T02:39:42.824350+00:00, confidence not recorded.
  - readme: https://github.com/Frank-Zhu/PullZoomView (fetched 2026-08-28T04:06:35.711581+00:00, sha b70648788835)
- Data as of 2026-08-30T08:39:29.467469+00:00.