From 6cd998411e6e0c083aba9cc885b55efa05cf9c18 Mon Sep 17 00:00:00 2001
From: miklosh <miklosh@users.sourceforge.net>
Date: Sat, 17 Nov 2007 23:36:31 +0000
Subject: [PATCH] Merged from Poppler's Gfx.cc; Unset the font if it doesn't
 exist or we can not load it properly

---
 src/extension/internal/pdfinput/pdf-parser.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/extension/internal/pdfinput/pdf-parser.cpp b/src/extension/internal/pdfinput/pdf-parser.cpp
index 5bf7e0fe7..f8e21ab17 100644
--- a/src/extension/internal/pdfinput/pdf-parser.cpp
+++ b/src/extension/internal/pdfinput/pdf-parser.cpp
@@ -2014,6 +2014,10 @@ void PdfParser::opSetFont(Object args[], int numArgs) {
   GfxFont *font;
 
   if (!(font = res->lookupFont(args[0].getName()))) {
+    // unsetting the font (drawing no text) is better than using the
+    // previous one and drawing random glyphs from it
+    state->setFont(NULL, args[1].getNum());
+    fontChanged = gTrue;
     return;
   }
   if (printCommands) {
-- 
2.30.2