react native camscanner application mobile code

React Native Camscanner Application Mobile Code#

React Native is an open-source framework that allows developers to build mobile applications using JavaScript and React. It offers various components and APIs that allow developers to build cross-platform applications for iOS and Android. One such application is CamScanner, which is used to scan and save documents on a mobile device.

Installing CamScanner#

The first step to building a CamScanner application in React Native is to install the CamScanner SDK. You can either download it directly from the CamScanner website or use a package manager like npm to install it. Once you have installed the SDK, you can start building your application.

Building the Application#

To build the application, you will need to create a new project using the React Native CLI. Once you have created the project, you will need to add the CamScanner SDK to your project by importing it as a module.

import CamScanner from 'camscanner-react-native';

CamScanner.scanDocument().then((imageUri) => {
  console.log(imageUri);
}).catch((error) => {
  console.log(error);
});

The above code snippet shows how you can use the CamScanner SDK to scan a document in your React Native application. The scanDocument() method is used to scan the document, and it returns a promise that resolves with the image URI of the scanned document. You can then use this URI to save the document or display it in your application.

Alternative Approach#

Another approach to building a CamScanner application in React Native is to use a third-party library like react-native-document-scanner. This library provides a simple and easy-to-use API for scanning documents in your application.

import DocumentScanner from 'react-native-document-scanner';

class MyComponent extends Component {
  onPictureTaken = (data) => {
    console.log(data);
  }

  render() {
    return (
      <DocumentScanner
        onPictureTaken={this.onPictureTaken}
      />
    );
  }
}

The above code snippet shows how you can use the react-native-document-scanner library to scan a document in your React Native application. The DocumentScanner component is used to scan the document, and it provides a callback function onPictureTaken() that is called when the document is scanned. You can then use the data returned by this function to save or display the scanned document.

Conclusion#

Building a CamScanner application in React Native is relatively easy thanks to the various components and APIs available in the framework. By using the CamScanner SDK or a third-party library like react-native-document-scanner, you can create a powerful and feature-rich application that allows users to scan and save documents on their mobile devices.