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https://github.com/jobtoday/react-native-image-viewing

Tiny, purely TS, modal component for viewing images 🏙
https://github.com/jobtoday/react-native-image-viewing

image-gallery image-viewer pinch-to-zoom react react-native

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Tiny, purely TS, modal component for viewing images 🏙

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# react-native-image-viewing

> React Native modal component for viewing images as a sliding gallery.

[![npm version](https://badge.fury.io/js/react-native-image-viewing.svg)](https://badge.fury.io/js/react-native-image-viewing)
[![styled with prettier](https://img.shields.io/badge/styled_with-prettier-ff69b4.svg)](https://github.com/prettier/prettier)

- 🔥Pinch zoom for both iOS and Android
- 🔥Double tap to zoom for both iOS and Android
- 🔥Supports swipe-to-close animation
- 🔥Custom header and footer components
- 🔥Uses VirtualizedList to optimize image loading and rendering

Try with Expo: https://expo.io/@antonkalinin/react-native-image-viewing



## Installation

```bash
yarn add react-native-image-viewing
```

or

```bash
npm install --save react-native-image-viewing
```

## Usage

```jsx
import ImageView from "react-native-image-viewing";

const images = [
{
uri: "https://images.unsplash.com/photo-1571501679680-de32f1e7aad4",
},
{
uri: "https://images.unsplash.com/photo-1573273787173-0eb81a833b34",
},
{
uri: "https://images.unsplash.com/photo-1569569970363-df7b6160d111",
},
];

const [visible, setIsVisible] = useState(false);

setIsVisible(false)}
/>
```

#### [See Example](https://github.com/jobtoday/react-native-image-viewing/blob/master/example/App.tsx#L62-L80)

## Props

| Prop name | Description | Type | Required |
| ------------------------ | --------------------------------------------------------------------------------------------------- | ----------------------------------------------------------- | -------- |
| `images` | Array of images to display | ImageSource[] | true |
| `keyExtractor` | Uniqely identifying each image | (imageSrc: ImageSource, index: number) => string | false |
| `imageIndex` | Current index of image to display | number | true |
| `visible` | Is modal shown or not | boolean | true |
| `onRequestClose` | Function called to close the modal | function | true |
| `onImageIndexChange` | Function called when image index has been changed | function | false |
| `onLongPress` | Function called when image long pressed | function (event: GestureResponderEvent, image: ImageSource) | false |
| `delayLongPress` | Delay in ms, before onLongPress is called: default `800` | number | false |
| `animationType` | Animation modal presented with: default `fade` | `none`, `fade`, `slide` | false |
| `presentationStyle` | Modal presentation style: default: `fullScreen` **Android:** Use `overFullScreen` to hide StatusBar | `fullScreen`, `pageSheet`, `formSheet`, `overFullScreen` | false |
| `backgroundColor` | Background color of the modal in HEX (#000000EE) | string | false |
| `swipeToCloseEnabled` | Close modal with swipe up or down: default `true` | boolean | false |
| `doubleTapToZoomEnabled` | Zoom image by double tap on it: default `true` | boolean | false |
| `HeaderComponent` | Header component, gets current `imageIndex` as a prop | component, function | false |
| `FooterComponent` | Footer component, gets current `imageIndex` as a prop | component, function | false |

- type ImageSource = ImageURISource | ImageRequireSource

## Contributing

To start contributing clone this repo and then run inside `react-native-image-viewing` folder:

```bash
yarn
```

Then go inside `example` folder and run:

```bash
yarn & yarn start
```

This will start packager for expo so you can change `/src/ImageViewing` and see changes in expo example app.

## License

[MIT](LICENSE)