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React and React Native

You're reading from   React and React Native Build cross-platform JavaScript apps with native power for mobile, web and desktop

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781786465658
Length 500 pages
Edition 1st Edition
Languages
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Author (1):
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Adam Boduch Adam Boduch
Author Profile Icon Adam Boduch
Adam Boduch
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Table of Contents (27) Chapters Close

Preface 1. Why React? FREE CHAPTER 2. Rendering with JSX 3. Understanding Properties and State 4. Event Handling – The React Way 5. Crafting Reusable Components 6. The React Component Lifecycle 7. Validating Component Properties 8. Extending Components 9. Handling Navigation with Routes 10. Server-Side React Components 11. Mobile-First React Components 12. Why React Native? 13. Kickstarting React Native Projects 14. Building Responsive Layouts with Flexbox 15. Navigating Between Screens 16. Rendering Item Lists 17. Showing Progress 18. Geolocation and Maps 19. Collecting User Input 20. Alerts, Notifications, and Confirmation 21. Responding to User Gestures 22. Controlling Image Display 23. Going Offline 24. Handling Application State 25. Why Relay and GraphQL? 26. Building a Relay React App

Annotating points of interest

So far, you've seen how the MapView component can render the user's current location and points of interest around the user. The challenge here is that you probably want to show points of interest that are relevant to your application, instead of the points of interest that are rendered by default.

In this section, you'll learn how to render markers for specific locations on the map, as well as render regions on the map.

Plotting points

Let's plot some local breweries, shall we? Here's how you pass annotations to the MapView component:

import React from 'react'; 
import { 
  AppRegistry, 
  View, 
} from 'react-native'; 
import MapView from 'react-native-maps'; 
 
import styles from './styles'; 
 
const PlottingPoints = () => ( 
  <View style={styles.container}> 
    <MapView 
      style={styles.mapView} 
      showsPointsOfInterest={false} 
      showsUserLocation 
      followUserLocation...
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