D3.js: Cutting-edge Data Visualization

Chapter 4. Creating a Color Picker with D3

In this chapter, we will implement a slider and a color picker using D3. We will use the reusable chart pattern to create the slider and the color picker. We will also learn how to compose reusable charts in order to create more complex components.

Creating a slider control

A slider is a control that allows a user to select a value within a given interval without having to type it. It has a handle that can be displaced over a base line; the position of the handler determines the selected value. The value is then used to update other components of the page. In this section, we will create a slider with D3 using the reusable chart pattern. We will include an API to change its visual attributes and modify ...