Acknowledgements

Some parts of this code builds upon code copied from other crates. In particular:

resvg

The following code snippets have been taken/adapted from resvg, available under the MPL license:

• The contents of the content_draw_path method.
• The whole resvg test suite in assets/svgs.

typst

The following code snippets have been taken/adapted from typst, available under the Apache 2 license:

• The GroupByKey struct.
• The SliceExt trait.
• The Prehashed struct.
• The implementation of SipHashable.
• The implementation of writing CID-keyed fonts.
• The implementation of writing PDF metadata.

svg2pdf

The following code snippets have been taken/adapted from svg2pdf, available under the Apache 2 license:

• The whole implementation of the SVG conversion.

vello

The following code snippets have been taken/adapted from vello, available under the Apache 2 license:

• The logic for bitmap glyphs in bitmap.rs.