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# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2017 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
"""This module contains a QMainWindow class used to display profile plots.
"""
from silx.gui import qt
__authors__ = ["P. Knobel"]
__license__ = "MIT"
__date__ = "21/02/2017"
class ProfileMainWindow(qt.QMainWindow):
"""QMainWindow providing 2 plot widgets specialized in
1D and 2D plotting, with different toolbars.
Only one of the plots is visible at any given time.
"""
sigProfileDimensionsChanged = qt.Signal(int)
"""This signal is emitted when :meth:`setProfileDimensions` is called.
It carries the number of dimensions for the profile data (1 or 2).
It can be used to be notified that the profile plot widget has changed.
"""
sigClose = qt.Signal()
"""Emitted by :meth:`closeEvent` (e.g. when the window is closed
through the window manager's close icon)."""
def __init__(self, parent=None):
qt.QMainWindow.__init__(self, parent=parent)
self.setWindowTitle('Profile window')
# plots are created on demand, in self.setProfileDimensions()
self._plot1D = None
self._plot2D = None
# by default, profile is assumed to be a 1D curve
self._profileType = None
self.setProfileType("1D")
def setProfileType(self, profileType):
"""Set which profile plot widget (1D or 2D) is to be used
:param str profileType: Type of profile data,
"1D" for a curve or "2D" for an image
"""
# import here to avoid circular import
from .PlotWindow import Plot1D, Plot2D # noqa
self._profileType = profileType
if self._profileType == "1D":
if self._plot2D is not None:
self._plot2D.setParent(None) # necessary to avoid widget destruction
if self._plot1D is None:
self._plot1D = Plot1D()
self.setCentralWidget(self._plot1D)
elif self._profileType == "2D":
if self._plot1D is not None:
self._plot1D.setParent(None) # necessary to avoid widget destruction
if self._plot2D is None:
self._plot2D = Plot2D()
self.setCentralWidget(self._plot2D)
else:
raise ValueError("Profile type must be '1D' or '2D'")
self.sigProfileDimensionsChanged.emit(profileType)
def getPlot(self):
"""Return the profile plot widget which is currently in use.
This can be the 2D profile plot or the 1D profile plot.
"""
if self._profileType == "2D":
return self._plot2D
else:
return self._plot1D
def closeEvent(self, qCloseEvent):
self.sigClose.emit()
qCloseEvent.accept()
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