Added "Split left and right pages" option

Also cleaned formatting according to Eclipse PyDev

mangle.pyw

@@ -17,7 +17,9 @@
 
 
 import sys
+
 from PyQt4 import QtGui
+
 from mangle.book import MainWindowBook
 
 

mangle/about.py

@@ -14,10 +14,10 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-import os.path
-import util
 from PyQt4 import QtGui, uic
 
+import util
+
 
 class DialogAbout(QtGui.QDialog):
     def __init__(self, parent):

mangle/book.py

@@ -14,18 +14,19 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-import os
-import os.path
 from os.path import basename
-import util
+import os.path
 import tempfile
-from PyQt4 import QtGui, QtCore, QtXml, uic
 from zipfile import ZipFile
-from image import ImageFlags
+
+from PyQt4 import QtGui, QtCore, QtXml, uic
+from natsort import natsorted
+
 from about import DialogAbout
-from options import DialogOptions
 from convert import DialogConvert
-from natsort import natsorted
+from image import ImageFlags
+from options import DialogOptions
+import util
 
 
 class Book(object):
@@ -250,7 +251,7 @@ def onBookExport(self):
             QtGui.QMessageBox.warning(self, 'Mangle', 'This book has no images to export')
             return
 
-        if not self.book.titleSet: # if self.book.title is None:
+        if not self.book.titleSet:  # if self.book.title is None:
             dialog = DialogOptions(self, self.book)
             if dialog.exec_() == QtGui.QDialog.Rejected:
                 return
@@ -378,7 +379,7 @@ def addImageDirs(self, directories):
         filenames = []
 
         for directory in directories:
-            for root, subdirs, subfiles in os.walk(unicode(directory)):
+            for root, _, subfiles in os.walk(unicode(directory)):
                 for filename in subfiles:
                     path = os.path.join(root, filename)
                     if self.isImageFile(path):
@@ -402,17 +403,16 @@ def addCBZFiles(self, filenames):
             for f in cbzFile.namelist():
                 if f.endswith('/'):
                     try:
-                        os.makedirs(path+f)
+                        os.makedirs(path + f)
                     except:
-                        pass #the dir exists so we are going to extract the images only.
+                        pass  # the dir exists so we are going to extract the images only.
                 else:
                     cbzFile.extract(f, path)
-			#Add the directories
-            if os.path.isdir(unicode(path)):
+            if os.path.isdir(unicode(path)):  # Add the directories
                 directories.append(path)
-        #Add the files
-        self.addImageDirs(directories)
-		
+
+        self.addImageDirs(directories)  # Add the files
+
 
     def isImageFile(self, filename):
         imageExts = ['.jpeg', '.jpg', '.gif', '.png']

mangle/convert.py

@@ -14,10 +14,13 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-import os, shutil
+import os
+import shutil
+
 from PyQt4 import QtGui, QtCore
-import image
+
 import cbz
+import image
 import pdfimage
 
 
@@ -39,8 +42,8 @@ def __init__(self, parent, book, directory):
 
         self.pdf = None
         if "PDF" in self.book.outputFormat:
-			self.pdf = pdfimage.PDFImage(self.bookPath, str(self.book.title), str(self.book.device))
-			
+            self.pdf = pdfimage.PDFImage(self.bookPath, str(self.book.title), str(self.book.device))
+
 
 
     def showEvent(self, event):
@@ -56,9 +59,9 @@ def hideEvent(self, event):
         # Close the archive if we created a CBZ file
         if self.archive is not None:
             self.archive.close()
-        #Close and generate the PDF File
+        # Close and generate the PDF File
         if self.pdf is not None:
-			self.pdf.close()
+            self.pdf.close()
 
         # Remove image directory if the user didn't wish for images
         if 'Image' not in self.book.outputFormat:
@@ -108,7 +111,7 @@ def onTimer(self):
                 if self.archive is not None:
                     self.archive.addFile(target)
                 if self.pdf is not None:
-					self.pdf.addImage(target)
+                    self.pdf.addImage(target)
         except RuntimeError, error:
             result = QtGui.QMessageBox.critical(
                 self,

mangle/image.py

@@ -14,6 +14,8 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
+import os
+
 from PIL import Image, ImageDraw
 
 
@@ -23,6 +25,8 @@ class ImageFlags:
     Frame = 1 << 2
     Quantize = 1 << 3
     Stretch = 1 << 4
+    Split = 1 << 5
+    SplitRight = 1 << 6
 
 
 class KindleData:
@@ -79,6 +83,18 @@ class KindleData:
         'Kindle DXG': ((824, 1200), Palette15a),
         'Kindle Paperwhite': ((758, 1024), Palette15b)
     }
+
+
+def splitLeft(image):
+    widthImg, heightImg = image.size
+
+    return image.crop((0, 0, widthImg / 2, heightImg))
+
+
+def splitRight(image):
+    widthImg, heightImg = image.size
+
+    return image.crop((widthImg / 2, 0, widthImg, heightImg))
 
 
 def quantizeImage(image, palette):
@@ -93,8 +109,8 @@ def quantizeImage(image, palette):
 
 
 def stretchImage(image, size):
-	widthDev, heightDev = size
-	return image.resize((widthDev, heightDev), Image.ANTIALIAS)
+    widthDev, heightDev = size
+    return image.resize((widthDev, heightDev), Image.ANTIALIAS)
 
 def resizeImage(image, size):
     widthDev, heightDev = size
@@ -175,15 +191,24 @@ def convertImage(source, target, device, flags):
         raise RuntimeError('Cannot read image file %s' % source)
     image = formatImage(image)
     if flags & ImageFlags.Orient:
-		image = orientImage(image, size)
+        image = orientImage(image, size)
+    if flags & ImageFlags.SplitRight:
+        image = splitRight(image)
+    elif flags & ImageFlags.Split:
+        image = splitLeft(image)
+        # Recurse for right page
+        fileName, fileExtension = os.path.splitext(target)
+        newTarget = fileName + "r" + fileExtension
+        print(newTarget)
+        convertImage(source, newTarget, device, flags | ImageFlags.SplitRight)
     if flags & ImageFlags.Resize:
-		image = resizeImage(image, size)
+        image = resizeImage(image, size)
     if flags & ImageFlags.Stretch:
-		image = stretchImage(image, size)
+        image = stretchImage(image, size)
     if flags & ImageFlags.Frame:
-		image = frameImage(image, tuple(palette[:3]), tuple(palette[-3:]), size)
+        image = frameImage(image, tuple(palette[:3]), tuple(palette[-3:]), size)
     if flags & ImageFlags.Quantize:
-		image = quantizeImage(image, palette)
+        image = quantizeImage(image, palette)
 
     try:
         image.save(target)

mangle/options.py

@@ -14,10 +14,10 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-import os.path
-import util
-from PyQt4 import QtGui, QtCore, uic
+from PyQt4 import QtGui, uic
+
 from image import ImageFlags
+import util
 
 
 class DialogOptions(QtGui.QDialog):
@@ -59,11 +59,13 @@ def moveDialogToOptions(self):
         if self.checkboxResize.isChecked():
             imageFlags |= ImageFlags.Resize
         if self.checkboxStretch.isChecked():
-			imageFlags |= ImageFlags.Stretch
+            imageFlags |= ImageFlags.Stretch
         if self.checkboxQuantize.isChecked():
             imageFlags |= ImageFlags.Quantize
         if self.checkboxFrame.isChecked():
-			imageFlags |= ImageFlags.Frame
+            imageFlags |= ImageFlags.Frame
+        if self.checkboxSplit.isChecked():
+            imageFlags |= ImageFlags.Split
 
         modified = (
             self.book.title != title or

mangle/pdfimage.py

@@ -17,9 +17,10 @@
 import os.path
 
 from reportlab.pdfgen import canvas
-from reportlab.lib.pagesizes import letter
+
 from image import KindleData
 
+
 class PDFImage(object):
     def __init__(self, path, title, device):
         outputDirectory = os.path.dirname(path)
@@ -28,7 +29,7 @@ def __init__(self, path, title, device):
         self.currentDevice = device
         self.bookTitle = title
         self.pageSize = KindleData.Profiles[self.currentDevice][0]
-        #pagesize could be letter or A4 for standarization but we need to control some image sizes
+        # pagesize could be letter or A4 for standarization but we need to control some image sizes
         self.canvas = canvas.Canvas(outputPath, pagesize=self.pageSize)
         self.canvas.setAuthor("Mangle")
         self.canvas.setTitle(self.bookTitle)

mangle/ui/options.ui

@@ -158,6 +158,13 @@
          <string>Draw frame around images</string>
         </property>
        </widget>
+      </item>
+      <item>
+       <widget class="QCheckBox" name="checkboxSplit">
+        <property name="text">
+         <string>Split left and right pages</string>
+        </property>
+       </widget>
       </item>
         <item>
          <widget class="QLabel" name="label_3">

mangle/util.py

@@ -15,7 +15,6 @@
 
 
 import os.path
-import re
 import sys
 
 

setup.py

@@ -16,16 +16,15 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-import sys
 from distutils.core import setup
-import py2exe
+import sys
 
 
 sys.argv.append('py2exe')
 setup(
-    name = 'Mangle',
-    windows = [{'script': 'mangle.pyw'}],
-    data_files = [('', ['LICENSE']),
+    name='Mangle',
+    windows=[{'script': 'mangle.pyw'}],
+    data_files=[('', ['LICENSE']),
                   ('mangle/ui', ['mangle/ui/book.ui',
                                  'mangle/ui/about.ui',
                                  'mangle/ui/options.ui']),
@@ -39,11 +38,11 @@
                                   'mangle/img/save_file.png',
                                   'mangle/img/shift_down.png',
                                   'mangle/img/shift_up.png'])],
-    options = {'py2exe': {
+    options={'py2exe': {
         'bundle_files': 1,
         'includes': ['sip'],
         'packages': ['reportlab.pdfbase'],
         'dll_excludes': ['w9xpopen.exe']
     }},
-    zipfile = None
+    zipfile=None
 )