Add Terminus 16-pixel font

1 files changed, 36 insertions, 0 deletions

diff --git a/include/lib/pixelfont/ttf-to-font.py b/include/lib/pixelfont/ttf-to-font.py
new file mode 100755
index 0000000..50297e5
--- /dev/null
+++ b/include/lib/pixelfont/ttf-to-font.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+
+import PIL
+import PIL.ImageDraw
+import PIL.ImageFont
+
+if __name__ == "__main__":
+    font = PIL.ImageFont.truetype(
+        "/usr/share/fonts/truetype/terminus/TerminusTTF-4.46.0.ttf", size=14
+    )
+
+    for char in range(0x20, 0x7F):
+        fontimg = PIL.Image.new("1", (16, 16))
+        draw = PIL.ImageDraw.Draw(fontimg)
+        draw.text((0, 0), chr(char), font=font, fill=255)
+
+        bbox = fontimg.getbbox()
+
+        if bbox is None:
+            print(
+                "glyph_line_t GLYPH_ATTR chr_032[] = {0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; // <spac>"
+            )
+            continue
+
+        left, upper, right, lower = bbox
+        fontimg = fontimg.crop((left, 0, right, 15))
+
+        fontimg = fontimg.transpose(PIL.Image.ROTATE_270)
+        fontbytes = fontimg.tobytes()
+
+        glyph_len = len(fontbytes)
+        glyph_data = "{" + ",".join(map(lambda x: f"0x{x:02x}", fontbytes)) + "}"
+
+        print(
+            f"glyph_line_t GLYPH_ATTR chr_{char:03d}[] = {glyph_data}; // {chr(char)}"
+        )