From 7a310d0edfab5ee76303d2efb5e55373fbb176d2 Mon Sep 17 00:00:00 2001
From: Ignacio Rodriguez <ignaciort91@gmail.com>
Date: Tue, 29 Oct 2019 16:16:28 -0300
Subject: [PATCH] lang and title support for span tag

---
 .../pdfboxout/PdfBoxAccessibilityHelper.java  | 28 +++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxAccessibilityHelper.java b/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxAccessibilityHelper.java
index 135cb459c..ea5e70407 100644
--- a/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxAccessibilityHelper.java
+++ b/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxAccessibilityHelper.java
@@ -75,7 +75,8 @@ private static Map<String, Supplier<AbstractStructualElement>> createTagSupplier
         suppliers.put("th", TableHeaderStructualElement::new);
         
         suppliers.put("a", AnchorStuctualElement::new);
-        
+        suppliers.put("span", SpanStuctualElement::new);
+
         return suppliers;
     }
     
@@ -236,7 +237,30 @@ void finish(AbstractStructualElement parent) {
             finishTreeItems(child.children, child);
         }
     }
-    
+
+    private static class SpanStuctualElement extends GenericStructualElement {
+        @Override
+        String getPdfTag() {
+            return StandardStructureTypes.SPAN;
+        }
+
+        @Override
+        void finish(AbstractStructualElement parent) {
+            SpanStuctualElement child = this;
+
+            createPdfStrucureElement(parent, child);
+
+            if (box.getElement() != null) {
+                String alternate = box.getElement().getAttribute("title");
+                String lang = box.getElement().getAttribute("lang");
+                child.elem.setAlternateDescription(alternate);
+                if (!lang.isEmpty()) child.elem.setLanguage(lang);
+            }
+
+            finishTreeItems(child.children, child);
+        }
+    }
+
     private static class ListStructualElement extends AbstractStructualElement {
         final List<ListItemStructualElement> listItems = new ArrayList<>();