1 files changed, 20 insertions, 0 deletions
diff --git a/pandoc/center-img.lua b/pandoc/center-img.lua
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--- /dev/null
+++ b/pandoc/center-img.lua
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+-- Based on:
+-- https://pandoc.org/lua-filters.html#center-images-in-latex-and-html-output
+-- Licensed under MIT License found at:
+-- https://github.com/TomBener/pandoc-templates/blob/05aba224519d8a2b037108948bde0d820860b786/LICENSE
+
+-- Filter images with this function if the target format is LaTeX.
+if FORMAT:match('beamer') then
+  function Image(elem)
+    -- Surround all images with the 'center' class with image-centering raw LaTeX.
+    if elem.classes[1] == "center" then
+      return {
+        pandoc.RawInline('latex', '\\hfill\\break{\\centering'),
+        elem,
+        pandoc.RawInline('latex', '\\par}')
+      }
+    else
+      return elem
+    end
+  end
+end