react-native-image-modal

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
• Installation
• How to use
• Properties
• Demo
• Example code
• Contribute

Blog

There are blog posts about how to use react-native-image-modal.

• English: how to use react-native-image-modal
• 한국어: react-native-image-modal 사용법
• 日本語: react-native-image-modal 使い方

Installation

Execute the command to install react-native-image-modal.

# 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.

import ImageModal from 'react-native-image-modal'

Add the source code below to where you want to use it.

return (
  <ImageModal
    resizeMode='contain'
    imageBackgroundColor='#000000'
    style={{
      width: 250,
      height: 250,
    }}
    source={{
      uri: 'https://cdn.pixabay.com/photo/2019/07/25/18/58/church-4363258_960_720.jpg',
    }}
  />
)

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.

import FastImage, {ImageStyle, ResizeMode} from 'react-native-fast-image';

<ImageModal
  style={{
    width: imageWidth,
    height: 250,
  }}
  source={{
    uri: 'https://cdn.pixabay.com/photo/2018/01/11/09/52/three-3075752_960_720.jpg',
  }}
  renderImageComponent={({source, resizeMode, style}) => (
    <FastImage
      style={style as StyleProp<ImageStyle>}
      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)
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.

• Pinch zoom in/out and move.

• Double tap zoom in/out.

• Swipe to dismiss.

• Customize the component with the close button.

Example code

You can see the example code and demo.

Clone the repository

git clone https://github.com/dev-yakuza/react-native-image-modal.git

Install libraries

cd Example
npm install

# iOS
cd ios
pod install

Execute the example project.

# Example folder
# iOS
npm run ios
# Android
npm run android

Contribute

You can follow below to contribute react-native-image-modal.

Clone the repository.

git clone https://github.com/dev-yakuza/react-native-image-modal.git

Install libraries.

npm install
npx lefthook install

Execute the following command to start the project.

npm start

Execute the Develop project via the commands below.

cd Develop
npm install

# android
npm run android

# ios
cd ios
pod install
cd ..
npm run ios