Extensions. Barcode extension refactoring (see https://code.launchpad.net/~doctormo/inkscape/barcode-refactor).

(bzr r9993)

1 files changed, 92 insertions, 90 deletions

diff --git a/share/extensions/Barcode/Code39.py b/share/extensions/Barcode/Code39.py
index 78c8521f1..64b22f352 100644
--- a/share/extensions/Barcode/Code39.py
+++ b/share/extensions/Barcode/Code39.py
@@ -1,101 +1,103 @@
-#!/usr/bin/env python
-'''
-Copyright (C) 2007 Martin Owens
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-'''
+#
+# Copyright (C) 2007 Martin Owens
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+"""
+Python barcode renderer for Code39 barcodes. Designed for use with Inkscape.
+"""
 
 from Base import Barcode
 
 encoding = {
-	'0' : '000110100',
-	'1' : '100100001',
-	'2' : '001100001',
-	'3' : '101100000', 
-	'4' : '000110001',
-	'5' : '100110000',
-	'6' : '001110000',
-	'7' : '000100101',
-	'8' : '100100100',
-	'9' : '001100100',
-	'A' : '100001001',
-	'B' : '001001001',
-	'C' : '101001000',
-	'D' : '000011001',
-	'E' : '100011000',
-	'F' : '001011000',
-	'G' : '000001101',
-	'H' : '100001100',
-	'I' : '001001100',
-	'J' : '000011100',
-	'K' : '100000011',
-	'L' : '001000011',
-	'M' : '101000010',
-	'N' : '000010011',
-	'O' : '100010010',
-	'P' : '001010010',
-	'Q' : '000000111',
-	'R' : '100000110',
-	'S' : '001000110',
-	'T' : '000010110',
-	'U' : '110000001',
-	'V' : '011000001',
-	'W' : '111000000',
-	'X' : '010010001',
-	'Y' : '110010000',
-	'Z' : '011010000',
-	'-' : '010000101',
-	'*' : '010010100',
-	'+' : '010001010',
-	'$' : '010101000',
-	'%' : '000101010',
-	'/' : '010100010',
-	'.' : '110000100',
-	' ' : '011000100',
+    '0' : '000110100',
+    '1' : '100100001',
+    '2' : '001100001',
+    '3' : '101100000', 
+    '4' : '000110001',
+    '5' : '100110000',
+    '6' : '001110000',
+    '7' : '000100101',
+    '8' : '100100100',
+    '9' : '001100100',
+    'A' : '100001001',
+    'B' : '001001001',
+    'C' : '101001000',
+    'D' : '000011001',
+    'E' : '100011000',
+    'F' : '001011000',
+    'G' : '000001101',
+    'H' : '100001100',
+    'I' : '001001100',
+    'J' : '000011100',
+    'K' : '100000011',
+    'L' : '001000011',
+    'M' : '101000010',
+    'N' : '000010011',
+    'O' : '100010010',
+    'P' : '001010010',
+    'Q' : '000000111',
+    'R' : '100000110',
+    'S' : '001000110',
+    'T' : '000010110',
+    'U' : '110000001',
+    'V' : '011000001',
+    'W' : '111000000',
+    'X' : '010010001',
+    'Y' : '110010000',
+    'Z' : '011010000',
+    '-' : '010000101',
+    '*' : '010010100',
+    '+' : '010001010',
+    '$' : '010101000',
+    '%' : '000101010',
+    '/' : '010100010',
+    '.' : '110000100',
+    ' ' : '011000100',
 }
 
 class Object(Barcode):
-	# Convert a text into string binary of black and white markers
-	def encode(self, text):
-		text       = text.upper()
-		self.label = text
-		text       = '*' + text + '*'
-		result     = ''
-		# It isposible for us to encode code39
-		# into full ascii, but this feature is
-		# not enabled here
-		for char in text:
-			if not encoding.has_key(char):
-				char = '-';
+    # Convert a text into string binary of black and white markers
+    def encode(self, text):
+        text       = text.upper()
+        self.label = text
+        text       = '*' + text + '*'
+        result     = ''
+        # It isposible for us to encode code39
+        # into full ascii, but this feature is
+        # not enabled here
+        for char in text:
+            if not encoding.has_key(char):
+                char = '-';
 
-			result = result + encoding[char] + '0';
+            result = result + encoding[char] + '0';
 
-		# Now we need to encode the code39, best read
-		# the code to understand what it's up to:
-		encoded = '';
-		colour   = '1'; # 1 = Black, 0 = White
-		for data in result:
-			if data == '1':
-				encoded = encoded + colour + colour
-			else:
-				encoded = encoded + colour
-			if colour == '1':
-				colour = '0'
-			else:
-				colour = '1'
+        # Now we need to encode the code39, best read
+        # the code to understand what it's up to:
+        encoded = '';
+        colour   = '1'; # 1 = Black, 0 = White
+        for data in result:
+            if data == '1':
+                encoded = encoded + colour + colour
+            else:
+                encoded = encoded + colour
+            if colour == '1':
+                colour = '0'
+            else:
+                colour = '1'
 
-		self.inclabel = text
-		return encoded;
+        self.inclabel = text
+        return encoded;