From ff446fab9b6c2144417d73d058a08ed20fa77914 Mon Sep 17 00:00:00 2001
From: Alexander Babikov <2708460+lemondrops@users.noreply.github.com>
Date: Mon, 18 Dec 2023 09:20:37 +0500
Subject: [PATCH 1/2] prt_escp.c: Fall back to roman.ttf instead of
 dotmatrix.ttf for unhandled typefaces

---
 src/printer/prt_escp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/printer/prt_escp.c b/src/printer/prt_escp.c
index 707590134..cd0279078 100644
--- a/src/printer/prt_escp.c
+++ b/src/printer/prt_escp.c
@@ -531,7 +531,7 @@ update_font(escp_t *dev)
                 fn = FONT_FILE_OCRB;
                 break;
             default:
-                fn = FONT_FILE_DOTMATRIX;
+                fn = FONT_FILE_ROMAN;
         }
 
     /* Create a full pathname for the ROM file. */

From bf1f4252672eb2607cd00da65b45c03a377c3193 Mon Sep 17 00:00:00 2001
From: Alexander Babikov <2708460+lemondrops@users.noreply.github.com>
Date: Mon, 18 Dec 2023 09:20:48 +0500
Subject: [PATCH 2/2] prt_escp.c: Try to use courier.ttf if dotmatrix.ttf is
 missing

---
 src/printer/prt_escp.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/printer/prt_escp.c b/src/printer/prt_escp.c
index cd0279078..c11479786 100644
--- a/src/printer/prt_escp.c
+++ b/src/printer/prt_escp.c
@@ -545,6 +545,17 @@ update_font(escp_t *dev)
     if (FT_New_Face(ft_lib, path, 0, &dev->fontface)) {
         escp_log("ESC/P: unable to load font '%s'\n", path);
         dev->fontface = NULL;
+
+        /* Try to fall back to Courier in case the dot matrix font is absent. */
+        if (!strcmp(fn, FONT_FILE_DOTMATRIX)) {
+            strcpy(path, dev->fontpath);
+            path_slash(path);
+            strcat(path, FONT_FILE_COURIER);
+            if (FT_New_Face(ft_lib, path, 0, &dev->fontface)) {
+                escp_log("ESC/P: unable to load font '%s'\n", path);
+                dev->fontface = NULL;
+            }
+        }
     }
 
     if (!dev->multipoint_mode) {