Add two fonts based on Unicode 13 2x3 TRS-80/Teletext mosaic characters (#434)

* Add digits for new mosaic font

* Patch get_width

* Change from 5x8 to 5x7 matrix

* Give the fonts a better name, add a small numbers font

* Add uppercase to larger sextant font

* Fix odd breakage

---------

Co-authored-by: Ricardo Bánffy <ricardo.banffy@workday.com>

3 files changed, 51 insertions, 0 deletions

diff --git a/source/str_util.c b/source/str_util.c
index 5ed1356..9fd8cf4 100644
--- a/source/str_util.c
+++ b/source/str_util.c
@@ -77,6 +77,7 @@ static const int widths[] = {
     65500, 1,
     65510, 2,
     120831, 1,
+    130047, 1,
     262141, 2,
     1114109, 1
 };
diff --git a/urwid/font.py b/urwid/font.py
index 6445678..adb9db1 100755
--- a/urwid/font.py
+++ b/urwid/font.py
@@ -178,6 +178,55 @@ class Thin4x3Font(Font):
 """]
 add_font("Thin 4x3",Thin4x3Font)
 
+class Sextant3x3Font(Font):
+    height = 3
+    data = [u"""
+   !!!###$$$%%%&&&'''((()))***+++,,,---...///
+    ▐ 🬞🬲🬲🬞🬍🬋🬉🬄🬖🬦🬧  🬉 🬞🬅 🬁🬢 🬞🬦🬞 🬦            🬖
+    🬉 🬇🬛🬛🬞🬰🬗🬞🬅🬭🬦🬈🬖   🬉🬏  🬘 🬇🬨🬈🬁🬨🬂 🬭 🬁🬂🬂 🬭 🬞🬅
+    🬁  🬀🬀 🬁   🬂 🬂🬁    🬁 🬁         🬅     🬂
+""", u"""
+000111222333444555666777888999
+🬦🬂🬧🬞🬫 🬇🬂🬧🬁🬂🬧 🬞🬫▐🬂🬂🬞🬅🬀🬁🬂🬙🬦🬂🬧🬦🬂🬧
+▐🬁▐ ▐ 🬞🬅🬀 🬂🬧🬇🬌🬫🬁🬂🬧▐🬂🬧 🬔 🬦🬂🬧 🬂🬙
+ 🬂🬀 🬁 🬁🬂🬂🬁🬂🬀  🬁🬁🬂🬀 🬂🬀 🬀  🬂🬀 🬂
+""", u"""
+\"\"\"
+ 🬄🬄
+
+
+""", u"""
+:::;;;<<<===>>>???@@@
+ 🬭  🬭  🬖🬀   🬁🬢 🬇🬂🬧🬦🬂🬧
+ 🬰  🬰 🬁🬢 🬠🬰🬰 🬖🬀 🬇🬀▐🬉🬅
+ 🬂  🬅   🬀   🬁   🬁  🬂🬀
+""", u"""
+AAABBBCCCDDDEEEFFFGGGHHHIIIJJJKKKLLLMMMNNNOOOPPPQQQ
+🬞🬅🬢▐🬂🬧🬦🬂🬈▐🬂🬧▐🬂🬂▐🬂🬂🬦🬂🬈▐ ▐ 🬨🬀  ▐▐🬞🬅▐  ▐🬢🬫▐🬢▐🬦🬂🬧▐🬂🬧🬦🬂🬧
+▐🬋🬫▐🬂🬧▐ 🬞▐ ▐▐🬂 ▐🬂 ▐ 🬨▐🬂🬨 ▐ 🬞 ▐▐🬈🬏▐  ▐🬁▐▐ 🬨▐ ▐▐🬂🬀▐🬇🬘
+🬁 🬁🬁🬂🬀 🬂🬀🬁🬂🬀🬁🬂🬂🬁   🬂🬂🬁 🬁 🬂🬀 🬂🬀🬁 🬁🬁🬂🬂🬁 🬁🬁 🬁 🬂🬀🬁   🬂🬁
+""", u"""
+RRRSSSTTTUUUVVVWWWXXXYYYZZZ[[[]]]^^^___```
+▐🬂🬧🬦🬂🬈🬁🬨🬂▐ ▐▐ ▐▐ ▐🬉🬏🬘▐ ▐🬁🬂🬙 🬕🬀 🬂▌🬞🬅🬢    🬈🬏
+▐🬊🬐🬞🬂🬧 ▐ ▐ ▐🬉🬏🬘▐🬖🬷🬞🬅🬢 🬧🬀🬞🬅  ▌   ▌
+🬁 🬁 🬂🬀 🬁  🬂🬀 🬁 🬁 🬁🬁 🬁 🬁 🬁🬂🬂 🬂🬀 🬂🬀   🬂🬂🬂
+""", u"""
+\\\\\\
+🬇🬏
+ 🬁🬢
+
+"""]
+add_font("Sextant 3x3", Sextant3x3Font)
+
+class Sextant2x2Font(Font):
+    height = 2
+    data = [u"""
+..,,%%00112233445566778899
+    🬁🬖▐🬨🬇▌🬁🬗🬠🬸🬦▐▐🬒▐🬭🬁🬙▐🬸▐🬸
+🬇 🬇🬀🬁🬇🬉🬍 🬄🬉🬋🬇🬍🬁🬊🬇🬅🬉🬍 🬄🬉🬍 🬉
+"""]
+add_font("Sextant 2x2", Sextant2x2Font)
+
 class HalfBlock5x4Font(Font):
     height = 4
     data = ["""
diff --git a/urwid/old_str_util.py b/urwid/old_str_util.py
index cd0d31c..28a712d 100755
--- a/urwid/old_str_util.py
+++ b/urwid/old_str_util.py
@@ -74,6 +74,7 @@ widths: list[tuple[int, Literal[0, 1, 2]]] = [
     (65500, 1),
     (65510, 2),
     (120831, 1),
+    (130047, 1),
     (262141, 2),
     (1114109, 1),
 ]