Skip to main content
SimilarExport ZIP
100%

Dataviz 2020_Ep20 - 13. Pie Chart (with React and D3)

✓ Published1🌍 Public
MMinwoo Pak
Last edited Jun 13, 2021
Created on Jun 10, 2021

This example displays CSS named colors as a radial burst of equal-sized pie slices, with each slice filled by the color it represents. It loads data from a CSV file using D3’s `csv` utility, then uses D3’s `pie` and `arc` functions to compute and draw the SVG paths. React manages the state and rendering, with a `useEffect` hook fetching the data asynchronously and displaying a loading message until it arrives. The chart is centered within a 960 by 500 pixel SVG viewport, creating a full circular composition of the color spectrum.

AI-generated description

A program that loads in some data about CSS named colors using D3 utilities, and uses both React & D3 to render the data (as a radial burst).

MIT Licensed

Similar vizzes

Loading thumbnail…

Datavis 2020 Episode 20 - Visualizing Data with React & D3

A pie chart displays every CSS named color as a wedge with equal angular size, filled with its corresponding hex value. The chart uses React state to load the color data via `d3.csv`, then computes the arc paths with D3's `pie` and `arc` generators. Rendering occurs in an SVG, with the pie centered in a 960×500 viewport. Loading text appears before the data arrives.

RRichard Burd
93% match
Loading thumbnail…

Dataviz 6 - Visualizing data with React and D3

This example visualizes CSS named colors from a remote CSV dataset as a radial burst of colored arcs arranged in a pie chart. The SVG rendering is powered by React, which maps each data row to a `<path>` element, while D3’s `pie` and `arc` utilities compute the angular segments. The chart’s center-aligned arcs use the data’s “RGB hex value” field for fill colors, and the interface initially displays a loading state before the data arrives.

RRyAlpha
91% match
Loading thumbnail…

Representing Data using React and D3

This example displays CSS named colors as a radial burst, with each color occupying an equal wedge of a pie chart. It uses React hooks (`useState` and `useEffect`) to load a CSV of color data via D3's `csv` utility, then renders the chart as SVG paths. The pie layout is computed with `d3.pie()` and each arc is drawn using `d3.arc()` with an inner radius of zero. The fill for each path comes directly from the `RGB hex value` column in the dataset.

DDhvanil Vaghasiya
91% match
Loading thumbnail…

Visualizing data with React & D3

A radial burst of CSS named colors, rendered as a pie chart where each slice represents one color with equal value. The visualization loads color data from a CSV file using D3’s `csv` utility, then applies the `pie` and `arc` generators to compute the slice geometry. React’s `useState` and `useEffect` manage the asynchronous data fetching and trigger the SVG rendering, with each path filled by the color’s hex value. The example demonstrates a hybrid approach where D3 handles data parsing and layout calculations while React controls the component lifecycle and DOM updates.

CChaz
91% match
Loading thumbnail…

Visualizing Data with React & D3

This example visualizes CSS named colors as a pie chart, with each slice filled by the corresponding color from the data. It loads a CSV of named colors using D3’s `csv` utility, then computes pie slice angles with `d3.pie` and renders the arcs as SVG paths via `d3.arc`. React manages the application state, displaying “Loading…” until the asynchronous data fetch completes, then renders the chart inside an SVG element. The code uses the `useState` and `useEffect` hooks to handle the data lifecycle.

WwiebsS
91% match
Loading thumbnail…

Rendering data with React & D3

A radial burst of CSS named colors, rendered as a pie chart where each slice represents a distinct color. The visualization loads color data from a CSV file via D3's `csv` utility, then uses React's `useState` and `useEffect` hooks to fetch and manage the data. D3's `pie` and `arc` functions compute the slice geometry, while React maps each data point to an SVG `<path>` element with the color's hex value as its fill. The view is centered with a `transform` translation, and a loading message appears before data arrives.

WWolfgang
91% match
Loading thumbnail…

Pie chart using data loaded with React and D3

This example displays a pie chart where each slice represents a named CSS color from a dataset loaded via `d3.csv`. The chart renders as SVG using React components, with `d3.pie()` computing the arc angles and `d3.arc()` generating the path shapes. React state manages the asynchronous data loading, and each slice’s fill color directly uses the `RGB hex value` from the CSV data.

HHeidi Stockton
91% match
Loading thumbnail…

Rendering Data with React & D3

This radial burst visualization displays CSS named colors as a pie chart, with each color represented by an equal-sized arc segment filled with its corresponding hex value. The React component fetches data from a CSV file using D3’s `csv` utility, then applies D3’s `pie` layout and `arc` generator to compute the SVG paths. The rendering is dynamic, showing a loading indicator until the data arrives, and uses React’s `useEffect` and `useState` hooks to manage the asynchronous data loading. The final SVG is composed by mapping each pie slice to a `<path>` element with the appropriate fill color, all positioned around the chart’s center.

Wwindwaver
91% match