Largely rewrite the magic text encoding feature.

2025-09-13 09:09:58 +00:00 · 2016-08-27 11:09:08 +02:00
parent f6ce7e45da
commit c7864fd785
6 changed files with 411 additions and 332 deletions
--- a/src/escpos/constants.py
+++ b/src/escpos/constants.py
@@ -101,99 +101,101 @@ TXT_ALIGN_RT   = ESC + b'\x61\x02'  # Right justification
 TXT_INVERT_ON  = GS  + b'\x42\x01'  # Inverse Printing ON
 TXT_INVERT_OFF = GS  + b'\x42\x00'  # Inverse Printing OFF

+
+CODEPAGE_CHANGE = ESC + b'\x74'
 # Char code table
-CHARCODE = {
-    'PC437':
-        [ESC + b'\x74\x00', 'cp437'],  # PC437 USA
-    'KATAKANA':
-        [ESC + b'\x74\x01', ''],  # KATAKANA (JAPAN)
-    'PC850':
-        [ESC + b'\x74\x02', 'cp850'],  # PC850 Multilingual
-    'PC860':
-        [ESC + b'\x74\x03', 'cp860'],  # PC860 Portuguese
-    'PC863':
-        [ESC + b'\x74\x04', 'cp863'],  # PC863 Canadian-French
-    'PC865':
-        [ESC + b'\x74\x05', 'cp865'],  # PC865 Nordic
-    'KANJI6':
-        [ESC + b'\x74\x06', ''],  # One-pass Kanji, Hiragana
-    'KANJI7':
-        [ESC + b'\x74\x07', ''],  # One-pass Kanji
-    'KANJI8':
-        [ESC + b'\x74\x08', ''],  # One-pass Kanji
-    'PC851':
-        [ESC + b'\x74\x0b', 'cp851'],  # PC851 Greek
-    'PC853':
-        [ESC + b'\x74\x0c', 'cp853'],  # PC853 Turkish
-    'PC857':
-        [ESC + b'\x74\x0d', 'cp857'],  # PC857 Turkish
-    'PC737':
-        [ESC + b'\x74\x0e', 'cp737'],  # PC737 Greek
-    '8859_7':
-        [ESC + b'\x74\x0f', 'iso8859_7'],  # ISO8859-7 Greek
-    'WPC1252':
-        [ESC + b'\x74\x10', 'cp1252'],  # WPC1252
-    'PC866':
-        [ESC + b'\x74\x11', 'cp866'],  # PC866 Cyrillic #2
-    'PC852':
-        [ESC + b'\x74\x12', 'cp852'],  # PC852 Latin2
-    'PC858':
-        [ESC + b'\x74\x13', 'cp858'],  # PC858 Euro
-    'KU42':
-        [ESC + b'\x74\x14', ''],  # KU42 Thai
-    'TIS11':
-        [ESC + b'\x74\x15', ''],  # TIS11 Thai
-    'TIS18':
-        [ESC + b'\x74\x1a', ''],  # TIS18 Thai
-    'TCVN3':
-        [ESC + b'\x74\x1e', ''],  # TCVN3 Vietnamese
-    'TCVN3B':
-        [ESC + b'\x74\x1f', ''],  # TCVN3 Vietnamese
-    'PC720':
-        [ESC + b'\x74\x20', 'cp720'],  # PC720 Arabic
-    'WPC775':
-        [ESC + b'\x74\x21', ''],  # WPC775 Baltic Rim
-    'PC855':
-        [ESC + b'\x74\x22', 'cp855'],  # PC855 Cyrillic
-    'PC861':
-        [ESC + b'\x74\x23', 'cp861'],  # PC861 Icelandic
-    'PC862':
-        [ESC + b'\x74\x24', 'cp862'],  # PC862 Hebrew
-    'PC864':
-        [ESC + b'\x74\x25', 'cp864'],  # PC864 Arabic
-    'PC869':
-        [ESC + b'\x74\x26', 'cp869'],  # PC869 Greek
-    '8859_2':
-        [ESC + b'\x74\x27', 'iso8859_2'],  # ISO8859-2 Latin2
-    '8859_9':
-        [ESC + b'\x74\x28', 'iso8859_9'],  # ISO8859-2 Latin9
-    'PC1098':
-        [ESC + b'\x74\x29', 'cp1098'],  # PC1098 Farsi
-    'PC1118':
-        [ESC + b'\x74\x2a', 'cp1118'],  # PC1118 Lithuanian
-    'PC1119':
-        [ESC + b'\x74\x2b', 'cp1119'],  # PC1119 Lithuanian
-    'PC1125':
-        [ESC + b'\x74\x2c', 'cp1125'],  # PC1125 Ukrainian
-    'WPC1250':
-        [ESC + b'\x74\x2d', 'cp1250'],  # WPC1250 Latin2
-    'WPC1251':
-        [ESC + b'\x74\x2e', 'cp1251'],  # WPC1251 Cyrillic
-    'WPC1253':
-        [ESC + b'\x74\x2f', 'cp1253'],  # WPC1253 Greek
-    'WPC1254':
-        [ESC + b'\x74\x30', 'cp1254'],  # WPC1254 Turkish
-    'WPC1255':
-        [ESC + b'\x74\x31', 'cp1255'],  # WPC1255 Hebrew
-    'WPC1256':
-        [ESC + b'\x74\x32', 'cp1256'],  # WPC1256 Arabic
-    'WPC1257':
-        [ESC + b'\x74\x33', 'cp1257'],  # WPC1257 Baltic Rim
-    'WPC1258':
-        [ESC + b'\x74\x34', 'cp1258'],  # WPC1258 Vietnamese
-    'KZ1048':
-        [ESC + b'\x74\x35', 'kz1048'],  # KZ-1048 Kazakhstan
-}
+# CHARCODE = {
+#     'PC437':
+#         [ESC + b'\x74\x00', 'cp437'],  # PC437 USA
+#     'KATAKANA':
+#         [ESC + b'\x74\x01', ''],  # KATAKANA (JAPAN)
+#     'PC850':
+#         [ESC + b'\x74\x02', 'cp850'],  # PC850 Multilingual
+#     'PC860':
+#         [ESC + b'\x74\x03', 'cp860'],  # PC860 Portuguese
+#     'PC863':
+#         [ESC + b'\x74\x04', 'cp863'],  # PC863 Canadian-French
+#     'PC865':
+#         [ESC + b'\x74\x05', 'cp865'],  # PC865 Nordic
+#     'KANJI6':
+#         [ESC + b'\x74\x06', ''],  # One-pass Kanji, Hiragana
+#     'KANJI7':
+#         [ESC + b'\x74\x07', ''],  # One-pass Kanji
+#     'KANJI8':
+#         [ESC + b'\x74\x08', ''],  # One-pass Kanji
+#     'PC851':
+#         [ESC + b'\x74\x0b', 'cp851'],  # PC851 Greek
+#     'PC853':
+#         [ESC + b'\x74\x0c', 'cp853'],  # PC853 Turkish
+#     'PC857':
+#         [ESC + b'\x74\x0d', 'cp857'],  # PC857 Turkish
+#     'PC737':
+#         [ESC + b'\x74\x0e', 'cp737'],  # PC737 Greek
+#     '8859_7':
+#         [ESC + b'\x74\x0f', 'iso8859_7'],  # ISO8859-7 Greek
+#     'WPC1252':
+#         [ESC + b'\x74\x10', 'cp1252'],  # WPC1252
+#     'PC866':
+#         [ESC + b'\x74\x11', 'cp866'],  # PC866 Cyrillic #2
+#     'PC852':
+#         [ESC + b'\x74\x12', 'cp852'],  # PC852 Latin2
+#     'PC858':
+#         [ESC + b'\x74\x13', 'cp858'],  # PC858 Euro
+#     'KU42':
+#         [ESC + b'\x74\x14', ''],  # KU42 Thai
+#     'TIS11':
+#         [ESC + b'\x74\x15', ''],  # TIS11 Thai
+#     'TIS18':
+#         [ESC + b'\x74\x1a', ''],  # TIS18 Thai
+#     'TCVN3':
+#         [ESC + b'\x74\x1e', ''],  # TCVN3 Vietnamese
+#     'TCVN3B':
+#         [ESC + b'\x74\x1f', ''],  # TCVN3 Vietnamese
+#     'PC720':
+#         [ESC + b'\x74\x20', 'cp720'],  # PC720 Arabic
+#     'WPC775':
+#         [ESC + b'\x74\x21', ''],  # WPC775 Baltic Rim
+#     'PC855':
+#         [ESC + b'\x74\x22', 'cp855'],  # PC855 Cyrillic
+#     'PC861':
+#         [ESC + b'\x74\x23', 'cp861'],  # PC861 Icelandic
+#     'PC862':
+#         [ESC + b'\x74\x24', 'cp862'],  # PC862 Hebrew
+#     'PC864':
+#         [ESC + b'\x74\x25', 'cp864'],  # PC864 Arabic
+#     'PC869':
+#         [ESC + b'\x74\x26', 'cp869'],  # PC869 Greek
+#     '8859_2':
+#         [ESC + b'\x74\x27', 'iso8859_2'],  # ISO8859-2 Latin2
+#     '8859_9':
+#         [ESC + b'\x74\x28', 'iso8859_9'],  # ISO8859-2 Latin9
+#     'PC1098':
+#         [ESC + b'\x74\x29', 'cp1098'],  # PC1098 Farsi
+#     'PC1118':
+#         [ESC + b'\x74\x2a', 'cp1118'],  # PC1118 Lithuanian
+#     'PC1119':
+#         [ESC + b'\x74\x2b', 'cp1119'],  # PC1119 Lithuanian
+#     'PC1125':
+#         [ESC + b'\x74\x2c', 'cp1125'],  # PC1125 Ukrainian
+#     'WPC1250':
+#         [ESC + b'\x74\x2d', 'cp1250'],  # WPC1250 Latin2
+#     'WPC1251':
+#         [ESC + b'\x74\x2e', 'cp1251'],  # WPC1251 Cyrillic
+#     'WPC1253':
+#         [ESC + b'\x74\x2f', 'cp1253'],  # WPC1253 Greek
+#     'WPC1254':
+#         [ESC + b'\x74\x30', 'cp1254'],  # WPC1254 Turkish
+#     'WPC1255':
+#         [ESC + b'\x74\x31', 'cp1255'],  # WPC1255 Hebrew
+#     'WPC1256':
+#         [ESC + b'\x74\x32', 'cp1256'],  # WPC1256 Arabic
+#     'WPC1257':
+#         [ESC + b'\x74\x33', 'cp1257'],  # WPC1257 Baltic Rim
+#     'WPC1258':
+#         [ESC + b'\x74\x34', 'cp1258'],  # WPC1258 Vietnamese
+#     'KZ1048':
+#         [ESC + b'\x74\x35', 'kz1048'],  # KZ-1048 Kazakhstan
+# }

 # Barcode format
 _SET_BARCODE_TXT_POS = lambda n: GS + b'H' + n