Feature: SVG optimization (#1350)

Co-authored-by: Lucas Cimon <[email protected]>

CHANGELOG.md

@@ -20,6 +20,7 @@ This can also be enabled programmatically with `warnings.simplefilter('default',
 ### Added
 * support for [shading patterns (gradients)](https://py-pdf.github.io/fpdf2/Patterns.html) 
 * support for strikethrough text
+* Improved SVG image speed by 50% to 70% - thanks to @petri-lipponen-movesense - [PR #1350](https://github.com/py-pdf/fpdf2/pull/1350)
 ### Fixed
 * [`FPDF.write_html()`](https://py-pdf.github.io/fpdf2/fpdf/fpdf.html#fpdf.fpdf.FPDF.write_html): Fixed rendering of content following `<a>` tags; now correctly resets emphasis style post `</a>` tag: hyperlink styling contained within the tag authority. - [Issue #1311](https://github.com/py-pdf/fpdf2/issues/1311)
 

fpdf/svg.py

@@ -917,15 +917,15 @@ def build_group(self, group, pdf_group=None):
             if child.tag in xmlns_lookup("svg", "defs"):
                 self.handle_defs(child)
             elif child.tag in xmlns_lookup("svg", "g"):
-                pdf_group.add_item(self.build_group(child))
+                pdf_group.add_item(self.build_group(child), False)
             elif child.tag in xmlns_lookup("svg", "path"):
-                pdf_group.add_item(self.build_path(child))
+                pdf_group.add_item(self.build_path(child), False)
             elif child.tag in shape_tags:
-                pdf_group.add_item(self.build_shape(child))
+                pdf_group.add_item(self.build_shape(child), False)
             elif child.tag in xmlns_lookup("svg", "use"):
-                pdf_group.add_item(self.build_xref(child))
+                pdf_group.add_item(self.build_xref(child), False)
             elif child.tag in xmlns_lookup("svg", "image"):
-                pdf_group.add_item(self.build_image(child))
+                pdf_group.add_item(self.build_image(child), False)
             else:
                 LOGGER.warning(
                     "Ignoring unsupported SVG tag: <%s> (contributions are welcome to add support for it)",