def setOffset(self, x_um_offset, y_um_offset):
"""
Set X/Y pixel offsets for the pixmap in the scene.
"""
self.x_offset_pix = coord.umToPix(x_um_offset)
self.y_offset_pix = coord.umToPix(y_um_offset)
self.setPos()
def handleMOValueChange(self, objective, pname, value):
if (pname == "micron_per_pixel"):
self.view.changeMagnification(objective, coord.Point.pixels_to_um / value)
elif (pname == "xoffset"):
self.view.changeXOffset(objective, coord.umToPix(value))
elif (pname == "yoffset"):
self.view.changeYOffset(objective, coord.umToPix(value))
def handleMOValueChange(self, objective, pname, value):
if (pname == "micron_per_pixel"):
self.view.changeMagnification(coord.Point.pixels_to_um / value)
elif (pname == "xoffset"):
self.view.changeXOffset(objective, coord.umToPix(value))
elif (pname == "yoffset"):
self.view.changeYOffset(objective, coord.umToPix(value))
def __init__(self,
numpy_data=None,
objective_name=None,
x_um=None,
y_um=None,
zvalue=None,
**kwds):
super().__init__(**kwds)
self.magnification = 1.0
self.numpy_data = numpy_data
self.objective_name = objective_name
self.pixmap_max = 0
self.pixmap_min = 0
self.x_pix = 0
self.x_offset_pix = 0
self.x_um = x_um
self.y_pix = 0
self.y_offset_pix = 0
self.y_um = y_um
self.zvalue = zvalue
if x_um is not None:
self.x_pix = coord.umToPix(x_um)
if y_um is not None:
self.y_pix = coord.umToPix(y_um)
self.graphics_item = QtWidgets.QGraphicsPixmapItem()
def __init__(self, a_point = None, **kwds):
super().__init__(**kwds)
self.a_point = None
self.text = None
self.x_size = coord.umToPix(self.rectangle_size)
self.y_size = coord.umToPix(self.rectangle_size)
self.graphics_item = QtWidgets.QGraphicsRectItem(0, 0, self.x_size, self.y_size)
self.graphics_item.setPen(self.deselected_pen)
self.graphics_item.setBrush(self.brush)
self.graphics_item.setZValue(1000.0)
self.setLocation(a_point)
def __init__(self, a_point=None, **kwds):
super().__init__(**kwds)
self.a_point = None
self.angle = 0
# Not used. The previous version of Steve kept track
# of the section number so we maintain that.
self.index = self.counter
self.counter += 1
self.x_size = coord.umToPix(self.ellipse_size)
self.y_size = coord.umToPix(self.ellipse_size)
self.graphics_item = QtWidgets.QGraphicsEllipseItem(
0, 0, self.x_size, self.y_size)
self.graphics_item.setBrush(self.brush)
self.graphics_item.setPen(self.deselected_pen)
self.graphics_item.setZValue(999.0)
self.setLocation(a_point)
def setCrossHairPosition(self, x_pos_um, y_pos_um):
x_pos = coord.umToPix(x_pos_um)
y_pos = coord.umToPix(y_pos_um)
self.cross_hair.setPos(x_pos, y_pos)
