def labelTransformation(self, pos, size):
transform = QTransform()
transform.translate(pos.x(), pos.y())
transform.rotate(self.labelRotation())
flags = self.labelAlignment()
if flags == 0:
flags = self.Flags[self.alignment()]
if flags & Qt.AlignLeft:
x = -size.width()
elif flags & Qt.AlignRight:
x = 0.
else:
x = -(.5 * size.width())
if flags & Qt.AlignTop:
y = -size.height()
elif flags & Qt.AlignBottom:
y = 0
else:
y = -(.5 * size.height())
transform.translate(x, y)
return transform
def labelTransformation(self, pos, size):
transform = QTransform()
transform.translate(pos.x(), pos.y())
transform.rotate(self.labelRotation())
flags = self.labelAlignment()
if flags == 0:
flags = self.Flags[self.alignment()]
if flags & Qt.AlignLeft:
x = -size.width()
elif flags & Qt.AlignRight:
x = 0.
else:
x = -(.5*size.width())
if flags & Qt.AlignTop:
y = -size.height()
elif flags & Qt.AlignBottom:
y = 0
else:
y = -(.5*size.height())
transform.translate(x, y)
return transform
def labelTransformation(self, pos, size):
"""
Calculate the transformation that is needed to paint a label
depending on its alignment and rotation.
:param QPointF pos: Position where to paint the label
:param QSizeF size: Size of the label
:return: Transformation matrix
.. seealso::
:py:meth:`setLabelAlignment()`, :py:meth:`setLabelRotation()`
"""
transform = QTransform()
transform.translate(pos.x(), pos.y())
transform.rotate(self.labelRotation())
flags = self.labelAlignment()
if flags == 0:
flags = self.Flags[self.alignment()]
if flags & Qt.AlignLeft:
x = -size.width()
elif flags & Qt.AlignRight:
x = 0.
else:
x = -(.5*size.width())
if flags & Qt.AlignTop:
y = -size.height()
elif flags & Qt.AlignBottom:
y = 0
else:
y = -(.5*size.height())
transform.translate(x, y)
return transform
def labelTransformation(self, pos, size):
"""
Calculate the transformation that is needed to paint a label
depending on its alignment and rotation.
:param QPointF pos: Position where to paint the label
:param QSizeF size: Size of the label
:return: Transformation matrix
.. seealso::
:py:meth:`setLabelAlignment()`, :py:meth:`setLabelRotation()`
"""
transform = QTransform()
transform.translate(pos.x(), pos.y())
transform.rotate(self.labelRotation())
flags = self.labelAlignment()
if flags == 0:
flags = self.Flags[self.alignment()]
if flags & Qt.AlignLeft:
x = -size.width()
elif flags & Qt.AlignRight:
x = 0.
else:
x = -(.5*size.width())
if flags & Qt.AlignTop:
y = -size.height()
elif flags & Qt.AlignBottom:
y = 0
else:
y = -(.5*size.height())
transform.translate(x, y)
return transform
