- We also want to let users slice and dice their data — functionality that is readily achieved using a brush.A sketch of a dashboard, showing a map, bar chart, and stacked area chart that display our data.From the sketch, you can easily imagine interaction possibilities and changes that you may want to see based on user activity; for instance, highlighting which elements in each chart correspond to elements in other charts, or giving more detail on a particular element based on a click.
- There are great books on React, such as React Quickly, so this will only scratch the surface, but just this chapter will get you to the point of a fully self-contained React data visualization application.Why React, why not X?React is obviously the best library ever made and if you like Angular, you’re dumb, bro (and don’t even get me started on Ember).
- And even if you hate application frameworks, you can use most of the code in this chapter in your own custom, hand-rolled, beautifully opaque bespoke dashboard.Fundamentally, React consists of a component creation framework that lets you build self-contained elements (like div or svg:rect) that have custom rendering methods, properties, state, and lifecycle methods.RenderOne of the major features of React is that it keeps track of a copy of the DOM, known as the Virtual DOM, which it can use to only render elements that need to change based on receiving new data saving cycles and speeding up your web applications.
- The render() function in each React component returns the elements that will be created by React (typically described using JSX, which is introduced in this chapter).
Bringing together D3.js and React is one of those things that isn’t new but is still not well-established enough to point to one sure way to do it. In this excerpt from my book D3.js in Action…
Continue reading “Interactive Applications with React & D3 – Elijah Meeks – Medium”
- Since Angular belongs to search engine giant Google and React comes from social media behemoth Facebook, developers still trust and use those libraries more than Vue.js.
- The reason many developers are turning to Vue is that it addresses the issues of React and Angular.
- For me it opens it up in Sublime Text Editor, but since I prefer to use WebStorm, I just manually find where the project was created and open the project using WebStorm.Your initial project structure should look something like this:Lets create the basic outline of this project, I like to structure my project by putting everything in a ‘src’ folder and then splitting it up from there.Create a ‘src’ folder and create a ‘components’ directory with a ‘common’, ‘navigation’, and ‘screens’ subdirectories.
- I also use this file to store any other common styling attributes such as font sizes, and padding/margin lengths.You will also need to grab some images and put them in your /assets directory or you can use the ones that I picked out in here: grab the Netflix logo icon and put it under assets/icons directory: project directory structure should look something like this:I like to make my imports look clean, so I would recommend that you install the babel plugin `babel-plugin-module-alias`.
- babelrc file, (located in your root project directory) you will need to add the module-resolver field and since we’re having all our files in the /src directory, you need to set the root to src .
- babelrc file should look like this:Now lets install react-navigation and styled-components by going into the terminal and navigating to the root project directory, and type in `npm install react-navigation — save“npm install Constants and Dummy DataIn our constants/styles.
- js like so:In your we can now use our HomeScreen and ShowDetailsScreen in the StackNavigator config, like so:Now lets go back to our App.js file, and create a DrawerNavigator with the HomeStackNavigator as it’s initial route in the drawerRouterConfigNow hopefully if everything works, you should be able to load up the iOS simulator and you should see something like this:All the code is has been a really great tool to bootstrap my react native projects and I highly recommend it to anyone that wants to quickly get started with React Native.
In your /src/components/navigation/home-stack-navigator.js , we can now use our HomeScreen and ShowDetailsScreen in the StackNavigator config, like so: Now lets go back to our App.js file, and create…
Continue reading “Getting Started with Expo React Native and Styled Components using a Netflix Clone example”
- Using Native Driver for AnimationsWhen working with animations in React Native, it is easy to run into performance issues, especially if your app involves complex animations.The Animated API was designed with a very important constraint in mind: it is serialisable.
- This means we can send everything about the animation to the native layer before it has even started and allows native code to perform the animation on the UI thread without having to go through the bridge on every frame.Now we areÂ talking!It is very useful because once the animation has started, the JS thread can be blocked and the animation will still run smoothly.When creating an Animation in React Native, you could create an Animated.Value and change this value to update some transforms in your UI components.
- If it is blocked, the animation will skip frames.
Jasbir singh has been working on creating smooth animation effects that are hooked up to scroll events in React Native. Here is a brief explanation from Jasbir on it. This article shares some of the…
Continue reading “Butter Smooth Scrolling Animations in React Native – NativeBase.io Blog”
- Itâs quite similar to ReactJS in a way, however there are some differences between React Native and ReactJS.Is a framework:React Native is a framework, but ReactJS is a JS library.
- Meaning, for ReactJS youâll need a bundler like webpack and then youâll figure out which modules youâll need for the project, on the other hand, you wonât need any bundler or any other tools to bootstrap your project, only react-native-cli.
- Doesnât haveÂ HTML:In React Native, you wonât have html elements, youâll have instead alternative components that work in a similar way, and they map to actual IOS and Android UI components that renders on the app.Because youâre not rendering HTML, you canât use any ReactJS library that renders HTML, but you most probably will find alternative React Native libraries here.CSS only inÂ JS:In React Native, styling is only done in JS, and itâs not exactly CSS, and it doesnât always behave like it, nevertheless it looks pretty much like CSS.No CSS Animations:In React Native, you donât have CSS Animations, the recommended way to animate a component is using Animated API.Developer tools for Code, not forÂ UI:You still can use the same Chrome DevTools to debug your app, also you can use Redux DevTools to inspect the state of your app, but still you canât inspect the UI with Chrome DevTools, youâll have to use the platform native inspector (XCode/Android studio).
- Tools:XCode (for IOS)Andriod Studio (for Andriod)Device (if you donât want to run the app only on simulators)Hereâs a React Native crash course thatâll help you get started reallyÂ quickly.
Continue reading “React Native and ReactJS – Ahmed Mahmoud – Medium”
- Before team Bloomberg adopted React Native for their mobile app development, they had to spend significant time in developing and updating the versions of iOS and Android app individually.
- Although React Native covers a small part of this app, it adds a significant experience for the users in terms of UI and UX.
- Their iOS and Android apps share 98% of the code, which is an amazing example of how React Native can help in cross-platform app development.
- The examples shared above elucidates that React Native has got potential for mobile app development, with any scale, any idea, with any type of content.
- If you too have an app idea that this amazing technology can do justice to, check out more about our React Native development services.
React Native use modern web techniques for mobile app development. Here is a list of 10 amazing apps that are built using React Native technology.
Continue reading “10 Amazing Apps that are Built using React Native”
- In this course we will learn and demonstrate the basic concepts of the React Native Animated API.
- We’ll use Animated calls like and to animate style properties, and learn how to combine animations to create more complex effects.
- We’ll learn about more advanced interactions like animations with touch events, interpolation, and flip animations.
- The ultimate goal is to gain an understanding of how to animate React Native Views, how you can apply them to many different types of styles, and how to enhance the experience in your application.
In this course we will learn and demonstrate the basic concepts of the React Native Animated API. We’ll use Animated calls like timing and spring to animate style properties, and learn how to combine animations to create more complex effects. We’ll learn about more advanced interactions like animations with touch events, interpolation, and flip animations. The ultimate goal is to gain an understanding of how to animate React Native Views, how you can apply them to many different types of styles, and how to enhance the experience in your application.
Continue reading “Animate React Native UI Elements”