class DialogExpansion(QtGui.QDialog):
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ui = Ui_DialogExpansion()
self.ui.setupUi(self)
# Fin du wrapper
self.parent = parent
# Ferme le dialogue
def close(self):
super(DialogExpansion, self).accept()
# Affiche le dialogue
def show(self, size):
if self.parent.basePicture.image == 0:
print "Operation interdite sans image"
return
if self.parent.basePicture.image.mode == "P":
print "Operation interdite sur une image en couleur indéxée"
return
self.ui.factor.setValue(2.0)
super(DialogExpansion, self).show()
# Rejet des modifications
def reject(self):
self.close()
# Accepte le changement de taille
def accept(self):
if self.parent == None:
self.close()
# Récupére le facteur d'expansion
try:
factor = self.ui.factor.value()
except ValueError:
factor = 1.0
if self.ui.buttonGroup.checkedButton().text() == "Agrandir":
self.expansion(factor)
else:
self.extraction(factor)
self.close()
# Extraction de l'image
def extraction(self, factor):
self.parent.resultPicture.setImage(self.parent.basePicture.image)
self.parent.resultPicture.extract(factor)
self.parent.showResultPicture()
# Expansion de l'image
def expansion(self, factor):
self.parent.resultPicture.setImage(self.parent.basePicture.image)
self.parent.resultPicture.expand(factor)
self.parent.showResultPicture()
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ui = Ui_DialogExpansion()
self.ui.setupUi(self)
# Fin du wrapper
self.parent = parent
