Convert PowerPoint Presentations to/from HTML using the Syncfusion.Presentation.NET library.

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oscp.syncfusionpresentation.htmlconversion.net's Introduction

OSCP.SyncfusionPresentation.HtmlConversion.NET

Convert PowerPoint Presentations to/from HTML using the Syncfusion.Presentation.NET library.

The initial release is planned for 4 June 2023.

Example

Namespace

using OSCP.SyncfusionPresentation.HtmlConversion.NET;

Convert PowerPoint to HTML

IPresentation presentation = Presentation.Open(pptxFilePath);
PresentationToHtmlConverter converter = new PresentationToHtmlConverter();
string html = converter.Convert(presentation);
System.IO.File.WriteAllText(htmlFilePath, html);

Convert HTML to PowerPoint

string html = System.IO.File.ReadAllText(htmlFilePath);
HtmlToPresentationConverter htmlToPresentationConverter = new HtmlToPresentationConverter();
presentation = htmlToPresentationConverter.Convert(html);
presentation.Save(pptxFilePath);
presentation.Close();

PowerPoint Features Supported

Feature	PowerPoint to HTML	HTML to PowerPoint
Slide
Background Image	☑️	☑️
Background Solid Color	☑️	☑️
Background Pattern	🔷	🔷
Background Gradient	🔷	🔷
Paragraph
Bold	☑️	☑️
Italic	☑️	☑️
Underline	☑️	☑️
Text Shadow	❌	❌
Strikethrough	☑️	☑️
Double Strikethrough	☑️	☑️
Subscript	☑️	☑️
Superscript	☑️	☑️
All Caps	☑️	☑️
Small Caps	☑️	☑️
Highlight	☑️	☑️
Font	☑️	☑️
Font Size	☑️	☑️
Font Color	☑️	☑️
Ordered List
1. 2. 3.	☑️	☑️
1) 2) 3)	⚪	⚪
I. II. III.	☑️	☑️
i. ii. iii.	☑️	☑️
A. B. C.	☑️	☑️
a. b. c.	☑️	☑️
a) b) c)	⚪	⚪
Unordered List
Default Bulleted List Options	☑️	☑️
Custom Bulleted List Symbols	⚪	⚪
Images
Embedded Base64 String	☑️	☑️
External CSS Base64 String	☑️	☑️
External Files	🔷	🔷
Media
Audio	⚪	⚪
Video	⚪	⚪
Tables
Header Row	☑️	☑️
Banded Rows	☑️	🔷
Total Row	🔷	🔷
Banded Columns	☑️	🔷
First Column	🔷	🔷
Last Column	🔷	🔷
Shading	🔷	🔷
Borders	☑️	🔷
Built-in Styles	☑️	☑️
Effects	⚪	⚪
Charts	⚪	⚪
Master Slides	☑️	🔷
Transitions	⚪	⚪
Animations	⚪	⚪
Drawing	❌	❌
Comments	⚪	⚪
Notes	⚪	⚪
Configuration Settings
Element CSS Classes	☑️	❌
Element Additional Attributes	☑️	❌

✅ - In current release.
☑️ - Development complete for next release.
🔷 - Development planned for next release.
⚪ - Development expected in future release.
❌ - Not planned for development.

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oscp.syncfusionpresentation.htmlconversion.net's Issues

Convert Table from HTML to Presentation

Convert Paragraph with unordered list from HTML to Presentation

Convert an HTML unodered list to a PowerPoint presentation paragraph with a ListType of Syncfusion.Presentation.ListType.Bulleted with support for the following default bulleted list options to HTML:

Filled Round Bullets
Hollow Round Bullets
Filled Square Bullets
Hollow Square Bullets
Star Bullets
Arrow Bullets
Checkmark Bullets

Convert Slide Background from Presentation to HTML

Convert a PowerPoint presentation slide background image, solid color, pattern or gradient to an HTML slide.

Provide Configuration Settings for conversion from HTML to Presentation

Convert Master Layout Slides from HTML to Presentation

Convert Slide Background from HTML to Presentation

Convert an HTML slide background image, solid color, pattern or gradient to PowerPoint presentation slide.

Convert Paragraph with ordered list from Presentation to HTML

Convert a PowerPoint presentation paragraph with a ListType of Syncfusion.Presentation.ListType.Numbered with the following Syncfusion.Presentation.NumberedListStyle to HTML:

NumberedListStyle.AlphaUcPeriod
NumberedListStyle.AlphaLcPeriod
NumberedListStyle.RomanUcPeriod
NumberedListStyle.RomanLcPeriod

Provide Support for Images to be External Base64 Strings when Converting from HTML to Presentation

Convert Paragraph with unordered list from Presentation to HTML

Convert a PowerPoint presentation paragraph with a ListType of Syncfusion.Presentation.ListType.Bulleted with the following default bulleted list options to HTML:

Filled Round Bullets
Hollow Round Bullets
Filled Square Bullets
Hollow Square Bullets
Star Bullets
Arrow Bullets
Checkmark Bullets

Convert Paragraph TextPart from HTML to Presentation

Convert an HTML paragraph span to a PowerPoint presentation paragraph text part with support for the following styles:

Bold
Italic
Underline
Strikethrough
Subscript
Superscript
All Caps
Small Caps
Highlight
Font
Font Size
Font Color

Convert Paragraph with ordered list from HTML to Presentation

Convert an HTML ordered list to a PowerPoint presentation paragraph with a ListType of Syncfusion.Presentation.ListType.Numbered with support for the following Syncfusion.Presentation.NumberedListStyle values:

NumberedListStyle.AlphaUcPeriod
NumberedListStyle.AlphaLcPeriod
NumberedListStyle.RomanUcPeriod
NumberedListStyle.RomanLcPeriod

Bold
Italic
Underline
Strikethrough
Subscript
Superscript
All Caps
Small Caps
Highlight
Font
Font Size
Font Color

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