Book Image

Mastering D3.js 5 [Video]

By : James Cross
Book Image

Mastering D3.js 5 [Video]

By: James Cross

Overview of this book

<p>Curious about creating advanced visual representations of your data? Do you want to go beyond adding stunning interactive charts to your web project? Are you looking to build a reusable library of charts for your work? Then, this course is for you! </p><p> </p><p>This course focuses on the features in the latest version of D3. D3’s comprehensive JavaScript library for interacting with the dom, connecting data to elements in the dom, animating elements, and working with data are supremely helpful for crafting unique, styled, and reusable visualizations for the browser. </p><p> </p><p>Take this course and you’ll learn to make powerful visual representations of data using D3. Become a master at topics like making visualizations responsive, integrating 3rd party API data into visualizations, interactive and color-coded mapping, linking charts together for updates across visualizations, and more. </p><p> </p><p>Please note that Knowledge of JavaScript is assumed, together with some prior familiarity with D3.js </p><p> </p><p>All the code files for this course are available on Github at -https://github.com/PacktPublishing/Mastering-D3.js-5-</p>
Table of Contents (8 chapters)
Chapter 8
Adding an Interactive Legend to a World Map
Content Locked
Section 3
Updating Legend Items on Click
Interaction is a highlight of data visualization, and an interactive legend will be a great touch to add to our project. In this video, we begin updating the legend to respond to the selection of a legend item. - Introduce a click listener on each enter selection legend group - Build an updateLegend function and update a selectedLevel value - Introduce an updateLegendItems function in the dataJoin