Apache ECharts

• [Feature] [axis] Support dataMin and dataMax option for calculating a nice axis extent. #20838 (Justin-ZS, Ovilia)
• [Feature] [axis] Comprehensively enable all types of axis (i.e., "value"/"time"/"category"/"log") to render series (typically "bar"/"pictorialBar"/"candlestick"/"boxplot") without overflow (including the case "category" axis with boundaryGap: false); provide containShape option; provide some corresponding clip option. dbfaf6a73 fe932a2aa 3973b21ee (100pah) #21511 (Akash Sonune)
• [Feature] [axis] Automatically exclude non-positive series data values on "log" axis. dedc5dc18 (100pah)
• [Feature] [axis] Enable axisLabel.formatter to receive its index for working with customValues. #21220 #21432 (Szymon Pachucki, Ovilia, plainheart)
• [Feature] [line] Add triggerEvent option for more control over mouse event. #21001 (Steven Cobb, plainheart)
• [Feature] [pie] Add tangential-noflip rotation mode to keep labels tangential without flipping. #21258 (春秋半夏, Ovilia)
• [Feature] [gauge] progress.color supports 'auto'. #21224 (StNimmerlein, Ovilia)
• [Feature] [radar] Add clockwise option. #21143 (Dai Xuezhou, Ovilia)
• [Feature] [candlestick] [dataZoom] Add cursor option for candlestick series and add cursorGrab option & cursorGrabbing for 'inside' dataZoom. #21558 (zuming, Ovilia, 100pah)
• [Feature] [scatter] [effectScatter] [geo] Enable clip option on "scatter"/"effectScatter" on geo. 417592289 (100pah)
• [Feature] [visualMap] Add seriesTargets option for multiple series-dimension mappings. #20703 (Justin-ZS, plainheart)
• [Feature] [matrix] Support matrix.x/y.length for conveniently creating a headless matrix without composing an array. #21191 (100pah, plainheart)
• [Feature] [matrix] Add triggerEvent option to support triggering event on matrix cells. #21390 (Natsuo Kawai, 100pah)
• [Feature] [i18n] add Latvian(LV) translation. #21546 (EPoikans)
• [Fix] [axis] Change and clarify the rounding error and auto-precision utils and solutions. 479dcd454 (100pah)
• [Fix] [axis] Fix chart does not work when using customValues with formatter in time axis (`axis.type:

Apache ECharts

<a href="https://echarts.apache.org/">

<img style="vertical-align: top;" src="./asset/logo.png?raw=true" alt="logo" height="50px">

</a>

Apache ECharts is a free, powerful charting and visualization library offering easy ways to add intuitive, interactive, and highly customizable charts to your commercial products. It is written in pure JavaScript and based on <a href="https://github.com/ecomfe/zrender">zrender</a>, which is a whole new lightweight canvas library.

中文官网 | ENGLISH HOMEPAGE

License Latest npm release NPM downloads Contributors

Build Status

Get Apache ECharts

You may choose one of the following methods:

• Download from the official website
• npm install echarts --save
• CDN: jsDelivr CDN

Docs

• Get Started
• API
• Option Manual
• Examples

Get Help

• GitHub Issues for bug report and feature requests
• Email dev@echarts.apache.org for general questions
• Subscribe to the mailing list to get updated with the project

Build

Build echarts source code:

Execute the instructions in the root directory of the echarts:

(Node.js is required)

# Install the dependencies from NPM:
npm install

# Rebuild source code immediately in watch mode when changing the source code.
# It opens the `./test` directory, and you may open `-cases.html` to get the list
# of all test cases.
# If you wish to create a test case, run `npm run mktest:help` to learn more.
npm run dev

# Check the correctness of TypeScript code.
npm run checktype

# If intending to build and get all types of the "production" files:
npm run release

Then the "production" files are generated in the dist directory.

Contribution

Please refer to the contributing document if you wish to debug locally or make pull requests.

Resources

Awesome ECharts

https://github.com/ecomfe/awesome-echarts

Extensions

• ECharts GL An extension pack of ECharts, which provides 3D plots, globe visualization, and WebGL acceleration.

• Liquidfill 水球图

• Wordcloud 字符云

• Extension for Baidu Map 百度地图扩展 An extension provides a wrapper of Baidu Map Service SDK.

• vue-echarts ECharts component for Vue.js

• echarts-stat Statistics tool for ECharts

License

ECharts is available under the Apache License V2.

Code of Conduct

Please refer to Apache Code of Conduct.

Paper

Deqing Li, Honghui Mei, Yi Shen, Shuang Su, Wenli Zhang, Junting Wang, Ming Zu, Wei Chen.

ECharts: A Declarative Framework for Rapid Construction of Web-based Visualization.

Visual Informatics, 2018.