8000 text: advanced feature support · Issue #3397 · thorvg/thorvg · GitHub
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text: advanced feature support #3397
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text: advanced feature support#3397
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mgrudzinska
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enhancementImprove featuresfeatureNew feature additionsfontFont features (ttf)
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2.0
@hermet

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@hermet
hermet
opened on Apr 11, 2025

These are candidate features for text/font enhancement that ThorVG is currently missing. While not yet confirmed, they are worth investigating and potentially supporting going forward.

Essential

  • Basic Glyph Metrics Provider and Cursor
  • Multiline Layout (character/word/auto/...)
  • Text Alignment
  • Vertical Texts

Optional

  • Text Decoration (underline/strikethrough/baseline/...)

Formats

  • OTF
  • AAT?

Advanced

  • Bidirectional Text
  • Complex Script Shaping (ligatures/alternative characters/etc)
  • Rich Text(markup/paragraph)

Optimization

  • Glyph caching / atlas mechanism.

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enhancementImprove featuresfeatureNew feature additionsfontFont features (ttf)

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ThorVG

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