Spire.Presentation 2.7.39 supports to adjust the doughnut hole size of doughnut chart

We are glad to announce that the new hotfix version of Spire.Presentation 2.7.39 is available today. With the joint effort of our development team, we add new properties to set the Hole Size of Doughnut chart and Axis Position to "On Tick Marks" for chart Axis. We also enhanced the performance when converting presentation slides to image and PDF. Please check the details information as below:
New Features:
- Add new feature to adjust the hole size of Doughnut chart.
- Add new feature to set the property of Axis Position to "On Tick Marks".
chart.Series[0].DoughnutHoleSize = 70;
chart.PrimaryValueAxis.CrossBetweenType = CrossBetweenType.MidpointOfCategory;
Bug Solution:
- Fixes the issue where SmartArt got messed up when converting presentation slides to Image.
- Fixes the issue that caused strange lines/marks on the PDF when converting presentation slides to PDF.
- Fixes the issue where solid line of shape became dotted line when converting presentation slides to PDF.
- Fixes the issue that caused content lost when converting presentation slides to PDF.
- Fixes the issue where the highlight color was removed when converting presentation slides to PDF.
- Fixes the issue that caused StackOverflowException with the ISlide.SaveAsImage() method.
- Fixes the issue where slide content rendered different after converting when fonts are not installed in system.
To enjoy a better experience of Spire.Presentation 2.7.39, please download from:
https://www.e-iceblue.com/Download/download-presentation-for-net-now.html
More information of Spire.Presentation new release or hotfix:
https://www.e-iceblue.com/forum/spire-presentation-new-release-or-hotfix-t4736.html