1 files changed, 17 insertions, 2 deletions
diff --git a/src/ooxml/java/org/apache/poi/xssf/model/StylesTable.java b/src/ooxml/java/org/apache/poi/xssf/model/StylesTable.java
index c0ad5f1bd1..6120e5b48b 100644
--- a/src/ooxml/java/org/apache/poi/xssf/model/StylesTable.java
+++ b/src/ooxml/java/org/apache/poi/xssf/model/StylesTable.java
@@ -176,14 +176,29 @@ public class StylesTable extends POIXMLDocumentPart {
 		return fonts.get(idx);
 	}
 
-	public int putFont(XSSFFont font) {
-		int idx = fonts.indexOf(font);
+	/**
+	 * Records the given font in the font table.
+	 * Will re-use an existing font index if this
+	 *  font matches another, EXCEPT if forced
+	 *  registration is requested.
+	 * This allows people to create several fonts
+	 *  then customise them later.
+	 */
+	public int putFont(XSSFFont font, boolean forceRegistration) {
+		int idx = -1;
+		if(!forceRegistration) {
+			idx = fonts.indexOf(font);
+		}
+
 		if (idx != -1) {
 			return idx;
 		}
 		fonts.add(font);
 		return fonts.size() - 1;
 	}
+	public int putFont(XSSFFont font) {
+		return putFont(font, false);
+	}
 
 	public XSSFCellStyle getStyleAt(int idx) {
 		int styleXfId = 0;