echarts
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apache
Apache ECharts is a powerful, interactive charting and data visualization library for browser
### What problem does this feature solve? No bug, no feature. Just something I see on console (Chrome 109): > Canvas2D: Multiple readback operations using getImageData are faster with the...
### What problem does this feature solve? when we hover mouse on area chart area of line chart tool tip is not coming ![Uploading Screenshot (98).png…]() ### What does the...
### Version 5.5.0 ### Link to Minimal Reproduction https://stackblitz.com/edit/vitejs-vite-i5t8vn?file=echarts.js,index.html,main.js&terminal=dev ### Steps to Reproduce The lag issue might be caused by having many elements on the body, a large CSS file,...
### Version 5.2.2 ### Link to minimal reproduction https://github.com/littleee/echarts-issue-demo/blob/main/dataset-link.html#L18 ### Steps To Reproduce 如链接内代码，两图表联动 1.在上方图表悬停时，下方图表展示tooltip 2.在下方图表悬停时，在一些点上，上方图表不显示tooltip ps: 怀疑是数据问题，但自己没发现错在哪里，请大佬帮忙看下，万分感谢 ### Current Behavior 图表联动状态下，tooltip有时不联动展示 ### Expected Behavior 悬停任意图表都展示tooltip，联动起来 ### Environment ```markdown -...
## Overview This Pull Request introduces a new mobile-specific feature for the `dataZoom` component within ECharts. It resolves feature #19732, which requests the implementation of mobile dataZoom-Inside for horizontal and...
### What problem does this feature solve? My request is to have different line colors in different X axis ranges. To explain better: I have two markareas, the line when...
### What problem does this feature solve? 例如有一个表格，第一列为某个数据，第二列为另一个数据，前两个数据都是从数据库中读取的，第三列为前两列的数据的比值。在这个表格的底部有一个“合计”，合计的第三列应该为前两列合计的比值，但是目前是把第三列的所有数值都加了起来。这显然是不对的。我们应当改进对于百分比合计的功能。 ### What does the proposed API look like? 无
### Version 5.4.3 ### Link to Minimal Reproduction https://jsfiddle.net/undeletable/zrau5scd/ ### Steps to Reproduce 1. Create tree chart. 2. Expand/collapse some nodes, so that overall state is different from the initial...
### What problem does this feature solve? To show future projection based on existing data. But existing data and projection should get displayed on same line. ### What does the...
### Version 5.4.2 ### Link to Minimal Reproduction https://codepen.io/ragava28/pen/XWyKaYY?editors=0011 ### Steps to Reproduce I am trying to plot heatmap with time as x-axis type and value as y-axis type ,...
