# react-native-image-modal `react-native-image-modal` is a simple full size modal image for iOS and Android. You can pinch zoom-in/out, double-tap zoom-in/out, move and swipe-to-dismiss. ## Document - [Blog](#blog) - [Installation](#installation) - [How to use](#how-to-use) - [Properties](#properties) - [Demo](#demo) - [Example code](#example-code) - [Contribute](#contribute) ## Blog There are blog posts about how to use `react-native-image-modal`. - English: [how to use react-native-image-modal](https://dev-yakuza.github.io/en/react-native/react-native-image-modal/) - 한국어: [react-native-image-modal 사용법](https://dev-yakuza.github.io/ko/react-native/react-native-image-modal/) - 日本語: [react-native-image-modal 使い方](https://dev-yakuza.github.io/react-native/react-native-image-modal/) ## Installation Execute the command to install `react-native-image-modal`. ```bash # npm npm install --save react-native-image-modal # yarn yarn add --dev react-native-image-modal # pnpm pnpm add --save react-native-image-modal ``` ## How to use Import react-native-image-modal. ```js import ImageModal from 'react-native-image-modal' ``` Add the source code below to where you want to use it. ```js return ( ) ``` ### Custom Image component If you want to use a custom image component like `react-native-fast-image` or `expo-image`, you can use `renderImageComponent` property. ```js import FastImage, {ImageStyle, ResizeMode} from 'react-native-fast-image'; ( } source={source as ImageRequireSource} resizeMode={resizeMode as ResizeMode} /> )} /> ``` ## Properties You can use All props of React Native Image for the original image(not full size modal image). Below are `react-native-image-modal` specific properties. | Prop | required | Type | Description | | ------------------------------ | -------- | -------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------ | | renderToHardwareTextureAndroid | X | boolean | It is for Android animation. Default is `true`. If you don't want to use Hardware Texture on Android, set `false`. | | isTranslucent | X | boolean | if you use `translucent` status bar in android, set `true` to prevent wrong position animation. (In Expo, `translucent` default is `true`) | | swipeToDismiss | X | boolean | set `true` to swipe to dismiss (`default: true`) | | imageBackgroundColor | X | string | background color for `the original image` | | overlayBackgroundColor | X | string | background color for `the full size modal`(`default: #000000`) | | (Deprecated) modalRef | X | ImageDetail | You can use this Ref for closing the Modal programmatically. (This pros is deprecated. Please use the ref props.) | | ref | X | ReactNativeImageModal | You can use this Ref for opening or closing the Modal programmatically. | | disabled | X | boolean | disable opening the modal | | modalImageStyle | X | ImageStyle | Image Style in Modal | | resizeMode | X | ResizeMode('contain', 'cover', 'stretch','center') | Image resizeMode | | modalImageResizeMode | X | ResizeMode('contain', 'cover', 'stretch','center') | Image resizeMode for modal image. If it is not passed, it will follow the `resizeMode`. | | parentLayout | X | { x: number; y: number; width: number; height: number; } | Parent layout of image modal to hide overflow of image. | | animationDuration | X | number | Duration of animation. Default is 100ms. | | hideCloseButton | X | boolean | hide hide the default close button | | onLongPressOriginImage | X | () => void | long press event callback for `the original image` | | renderHeader | X | (close: () => void) => ReactNode | You can customize the header of `the full size modal` with react native components | | renderFooter | X | (close: () => void) => ReactNode | You can customize the footer of `the full size modal` with react native components | | renderImageComponent | X | ({ source: ImageSourcePropType, style?: StyleProp, resizeMode?: ImageResizeMode, isModalOpen: boolean}) => ReactNode | You can customize the footer of `the full size modal` with react native components | | isRTL | X | boolean | You can use this library with right-to-left-devices. ([#35](https://github.com/dev-yakuza/react-native-image-modal/issues/35)) | | onTap | X | (eventParams: {locationX: number; locationY: number; pageX: number; pageY: number;}) => void | one tap event callback for `the full size modal` | | onDoubleTap | X | () => void | double tap event callback for `the full size modal` | | onLongPress | X | () => void | long press event callback for `the full size modal` | | onOpen | X | () => void | open event callback for `the full size modal` | | didOpen | X | () => void | event callback after open for `the full size modal` | | onMove | X | (position: {type: string; positionX: number; positionY: number; scale: number; zoomCurrentDistance: number;}) => void | move event callback for `the full size modal` | | responderRelease | X | (vx?: number, scale?: number) => void | responder release event callback for `the full size modal` | | willClose | X | () => void | event callback before close for `the full size modal` | | onClose | X | () => void | close event callback for `the full size modal` | ## Demo - Open and close the image modal. ![open and close image modal](demo/open-and-close-image-modal.gif) - Pinch zoom in/out and move. ![pinch zoom in/out and move](demo/pinch-zoom-and-move.gif) - Double tap zoom in/out. ![double tap zoom in/out](demo/double-tap-zoom.gif) - Swipe to dismiss. ![swipe to dismiss](demo/swipe-to-dismiss.gif) - Customize the component with the close button. ![customize the component](demo/custom-button.png) ## Example code You can see the example code and demo. Clone the repository ```bash git clone https://github.com/dev-yakuza/react-native-image-modal.git ``` Install libraries ```bash cd Example npm install # iOS cd ios pod install ``` Execute the example project. ```bash # Example folder # iOS npm run ios # Android npm run android ``` ## Contribute You can follow below to contribute react-native-image-modal. Clone the repository. ```bash git clone https://github.com/dev-yakuza/react-native-image-modal.git ``` Install libraries. ```bash npm install npx lefthook install ``` Execute the following command to start the project. ```bash npm start ``` Execute the Develop project via the commands below. ```bash cd Develop npm install # android npm run android # ios cd ios pod install cd .. npm run ios ```