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#/*##########################################################################
# Copyright (C) 2004-2021 European Synchrotron Radiation Facility
#
# This file is part of the PyMca X-ray Fluorescence Toolkit developed at
# the ESRF by the Software group.
#
# 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.
#
#############################################################################*/
__author__ = "V.A. Sole - ESRF"
__contact__ = "sole@esrf.fr"
__license__ = "MIT"
__copyright__ = "European Synchrotron Radiation Facility, Grenoble, France"
import numpy
import sys
import logging
from PyMca5 import Plugin1DBase
from PyMca5.PyMcaGui import PyMcaQt as qt
from PyMca5.PyMcaGui import MaskImageWidget
_logger = logging.getLogger(__name__)
class RegularMeshPlugins(Plugin1DBase.Plugin1DBase):
def __init__(self, plotWindow, **kw):
Plugin1DBase.Plugin1DBase.__init__(self, plotWindow, **kw)
self.methodDict = {}
self.methodDict['Show Image'] = [self._convert,
"Show mesh as image",
None]
self.imageWidget = None
#Methods to be implemented by the plugin
def getMethods(self, plottype=None):
"""
A list with the NAMES associated to the callable methods
that are applicable to the specified plot.
Plot type can be "SCAN", "MCA", None, ...
"""
names = list(self.methodDict.keys())
names.sort()
return names
def getMethodToolTip(self, name):
"""
Returns the help associated to the particular method name or None.
"""
return self.methodDict[name][1]
def getMethodPixmap(self, name):
"""
Returns the pixmap associated to the particular method name or None.
"""
return self.methodDict[name][2]
def applyMethod(self, name):
"""
The plugin is asked to apply the method associated to name.
"""
try:
self.methodDict[name][0]()
except:
_logger.error(sys.exc_info())
raise
def _convert(self):
x, y, legend, info = self.getActiveCurve()
self._x = x[:]
self._y = y[:]
if 'Header' in info:
# SPEC
command = info['Header'][0]
elif "title" in info:
command = info["title"]
else:
raise ValueError("Active curve does not seem to be a mesh scan")
if "mesh" not in command:
raise ValueError("Active curve does not seem to be a mesh scan")
idx = command.index("mesh")
item = command[idx:].split()
xLabel = self.getGraphXLabel()
yLabel = self.getGraphYLabel()
m0idx = 1
m1idx = 5
self._motor0Mne = item[m0idx]
self._motor1Mne = item[m1idx]
_logger.info("Scanned motors are %s and %s" % (self._motor0Mne, self._motor1Mne))
#print("MOTOR 0 ", float(item[m0idx + 1]),
# float(item[m0idx + 2]),
# int(item[m0idx + 3]))
#print("MOTOR 1 ", float(item[m1idx + 1]),
# float(item[m1idx + 2]),
# int(item[m1idx + 3]))
_logger.info("Assuming scans written in terms of number of intervals")
plusOne = 1
#Assume an EXACTLY regular mesh for both motors
self._motor0 = numpy.linspace(float(item[m0idx + 1]),
float(item[m0idx + 2]),
int(item[m0idx + 3]) + plusOne)
self._motor1 = numpy.linspace(float(item[m1idx + 1]),
float(item[m1idx + 2]),
int(item[m1idx + 3]) + plusOne)
#Didier's contribution: Try to do something if scan has been interrupted
if y.size < (int(item[m0idx + 3])+plusOne) * (int(item[m1idx + 3])+plusOne):
_logger.warning("WARNING: Incomplete mesh scan")
self._motor1 = numpy.resize(self._motor1,
(y.size // (int(item[m0idx + 3])+plusOne),))
y = numpy.resize(y,((y.size // (int(item[m0idx + 3])+plusOne) * \
(int(item[m0idx + 3])+plusOne)),1))
try:
if xLabel.upper() == motor0Mne.upper():
self._motor0 = self._x
self._motor0Mne = self._xLabel
elif xLabel.upper() == motor1Mne.upper():
self._motor1 = self._x
self._motor1Mne = self._xLabel
elif xLabel == info['selection']['cntlist'][0]:
self._motor0 = self._x
self._motor0Mne = self._xLabel
elif xLabel == info['selection']['cntlist'][1]:
self._motor1 = self._x
self._motor1Mne = self._xLabel
except:
_logger.debug("XLabel should be one of the scanned motors")
if "dmesh" in command:
# relative positions, we have to provide an offset
# the offset should be in the positioners if present
offsets = []
if ["MotorNames" in info] and ["MotorValues" in info]:
for key in [self._motor0Mne, self._motor1Mne]:
if key in info["MotorNames"]:
idx = info["MotorNames"].index(key)
offsets.append(info["MotorValues"][idx])
if len(offsets) == 2:
self._motor0 += offsets[0]
self._motor1 += offsets[1]
else:
_logger.warning("Using relative positions")
self._legend = legend
self._info = info
yView = y[:]
yView.shape = len(self._motor1), len(self._motor0)
if self.imageWidget is None:
self.imageWidget = MaskImageWidget.MaskImageWidget(\
imageicons=False,
selection=False,
profileselection=True,
aspect=True,
scanwindow=self)
deltaX = self._motor0[1] - self._motor0[0]
deltaY = self._motor1[1] - self._motor1[0]
self.imageWidget.setImageData(yView,
xScale=(self._motor0[0],
deltaX),
yScale=(self._motor1[0],
deltaY))
self.imageWidget.setXLabel(self._motor0Mne)
self.imageWidget.setYLabel(self._motor1Mne)
self.imageWidget.show()
MENU_TEXT = "RegularMeshPlugins"
def getPlugin1DInstance(plotWindow, **kw):
ob = RegularMeshPlugins(plotWindow)
return ob
if __name__ == "__main__":
from PyMca5.PyMcaGraph import Plot
app = qt.QApplication([])
_logger.setLevel(logging.DEBUG)
x = numpy.arange(100.)
y = x * x
plot = Plot.Plot()
plot.addCurve(x, y, "dummy")
plot.addCurve(x+100, -x*x)
plugin = getPlugin1DInstance(plot)
for method in plugin.getMethods():
print(method, ":", plugin.getMethodToolTip(method))
plugin.applyMethod(plugin.getMethods()[0])
curves = plugin.getAllCurves()
for curve in curves:
print(curve[2])
print("LIMITS = ", plugin.getGraphYLimits())
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