Repaired print module

photobooth/defaults.cfg

@@ -30,6 +30,8 @@ lamp_pin = 4
 [Printer]
 # Enable printing (True/False)
 enable = True
+# Print to PDF (True/False) for debugging purposes
+pdf = False
 # Printer module to use (PyQt5)
 module = PyQt5
 # Paper width in mm

photobooth/gui/GuiPostprocessor.py

@@ -33,7 +33,8 @@ class GuiPostprocessor:
             module = config.get('Printer', 'module')
             paper_size = (config.getInt('Printer', 'width'),
                           config.getInt('Printer', 'height'))
-            self._task_list.append(PrintPostprocess(module, paper_size))
+            pdf = config.getBool('Printer', 'pdf')
+            self._task_list.append(PrintPostprocess(module, paper_size, pdf))
 
     def get(self, picture):
 
@@ -89,12 +90,12 @@ class PostprocessItem:
 
 class PrintPostprocess(PostprocessTask):
 
-    def __init__(self, printer_module, paper_size, **kwargs):
+    def __init__(self, printer_module, paper_size, is_pdf, **kwargs):
 
         super().__init__(**kwargs)
 
         Printer = lookup_and_import(printer.modules, printer_module, 'printer')
-        self._printer = Printer(paper_size, True)
+        self._printer = Printer(paper_size, is_pdf)
 
     def get(self, picture):
 

photobooth/gui/Qt5Gui/Frames.py

@@ -734,6 +734,10 @@ class Settings(QtWidgets.QFrame):
         enable.setChecked(self._cfg.getBool('Printer', 'enable'))
         self.add('Printer', 'enable', enable)
 
+        pdf = QtWidgets.QCheckBox()
+        pdf.setChecked(self._cfg.getBool('Printer', 'pdf'))
+        self.add('Printer', 'pdf', pdf)
+
         module = self.createModuleComboBox(printer.modules,
                                            self._cfg.get('Printer', 'module'))
         self.add('Printer', 'module', module)
@@ -755,6 +759,7 @@ class Settings(QtWidgets.QFrame):
         layout = QtWidgets.QFormLayout()
         layout.addRow('Enable printing:', enable)
         layout.addRow('Module:', module)
+        layout.addRow('Print to PDF (for debugging):', pdf)
         layout.addRow('Paper size [mm]:', lay_size)
 
         widget = QtWidgets.QWidget()
@@ -813,6 +818,8 @@ class Settings(QtWidgets.QFrame):
 
         self._cfg.set('Printer', 'enable',
                       str(self.get('Printer', 'enable').isChecked()))
+        self._cfg.set('Printer', 'pdf',
+                      str(self.get('Printer', 'pdf').isChecked()))
         self._cfg.set('Printer', 'module',
                       printer.modules[self.get('Printer',
                                                'module').currentIndex()][0])

photobooth/printer/PrinterPyQt5.py

@@ -19,8 +19,6 @@
 
 import logging
 
-from PIL import ImageQt
-
 from PyQt5 import QtCore, QtGui
 from PyQt5.QtPrintSupport import QPrinter
 
@@ -55,15 +53,14 @@ class PrinterPyQt5(Printer):
 
         logging.info('Printing picture')
 
-        img = ImageQt.ImageQt(picture)
+        picture = picture.scaled(self._printer.pageRect().size(),
-        img = img.scaled(self._printer.pageRect().size(),
                                  QtCore.Qt.KeepAspectRatio,
                                  QtCore.Qt.SmoothTransformation)
 
         printable_size = self._printer.pageRect(QPrinter.DevicePixel)
-        origin = ((printable_size.width() - img.width()) // 2,
+        origin = ((printable_size.width() - picture.width()) // 2,
-                  (printable_size.height() - img.height()) // 2)
+                  (printable_size.height() - picture.height()) // 2)
 
         painter = QtGui.QPainter(self._printer)
-        painter.drawImage(QtCore.QPoint(*origin), img)
+        painter.drawImage(QtCore.QPoint(*origin), picture)
         painter.end()