Hi, You can try to export the chart into base64 string and pass it to Java. The API is: https://echarts.apache.org/en/api.html#echartsInstance.getDataURL Here's an example of half donut: https://echarts.apache.org/examples/en/editor.html?c=pie-half-donut
Thanks *Ovilia* On Mon, Oct 30, 2023 at 2:15 PM Benjamin Suqui C. <bsu...@gmail.com> wrote: > Hi ECharts Team, > > I am a backend developer, I want to export chart diagrams to PDF files. > I have discovered Apache echarts and it looks really great. Is there any > possibility to pass the charts to PNG images with Java (not JavaScript). > I tried it by passing json String to byte[], but there is a NULL as > response. > > I also take this opportunity to ask if you have a char for the HalfDonut > option? > > Thanks for your answer, > Benjamin >