def print_(self):
printer = QtGui.QPrinter(QtGui.QPrinter.HighResolution)
printDialog = QtGui.QPrintDialog(printer, self)
if printDialog.exec_() == QtGui.QDialog.Accepted:
painter = QtGui.QPainter(printer)
rect = painter.viewport()
size = self.image.size()
size.scale(rect.size(), QtCore.Qt.KeepAspectRatio)
painter.setViewport(rect.x(), rect.y(), size.width(),
size.height())
painter.setWindow(self.image.rect())
painter.drawImage(0, 0, self.image)
painter.end()
def __init__(self, parent=None):
super(ImageViewer, self).__init__(parent)
self.printer = QtGui.QPrinter()
self.scaleFactor = 0.0
self.imageLabel = lab()
self.imageLabel.setBackgroundRole(QtGui.QPalette.Base)
self.imageLabel.setSizePolicy(QtGui.QSizePolicy.Ignored,
QtGui.QSizePolicy.Ignored)
self.imageLabel.setScaledContents(True)
self.scrollArea = QtGui.QScrollArea()
self.scrollArea.setBackgroundRole(QtGui.QPalette.Dark)
self.scrollArea.setWidget(self.imageLabel)
self.setCentralWidget(self.scrollArea)
self.createActions()
self.createMenus()
self.setWindowTitle("Image Viewer")
self.resize(500, 400)