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#/*##########################################################################
# Copyright (C) 2004-2013 European Synchrotron Radiation Facility
#
# This file is part of the PyMca X-ray Fluorescence Toolkit developed at
# the ESRF by the Software group.
#
# This toolkit is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# PyMca is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# PyMca; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# PyMca follows the dual licensing model of Riverbank's PyQt and cannot be
# used as a free plugin for a non-free program.
#
# Please contact the ESRF industrial unit (industry@esrf.fr) if this license
# is a problem for you.
#############################################################################*/
__author__ = "V.A. Sole - ESRF Data Analysis"
import numpy
from numpy import cos, sin
import sys
try:
from PyMca import Plugin1DBase
except ImportError:
from . import Plugin1DBase
import os
try:
from PyMca import PyMcaQt as qt
except ImportError:
print("WARNING: RegularMeshPlugin Using huge PyQt4 import")
import PyQt4.Qt as qt
from PyMca import MaskImageWidget
DEBUG = 0
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.
"""
if DEBUG:
self.methodDict[name][0]()
else:
try:
self.methodDict[name][0]()
except:
print(sys.exc_info())
raise
def _convert(self):
x, y, legend, info = self.getActiveCurve()
self._x = x
self._y = y
if 'Header' not in info:
raise ValueError("Active curve does not seem to be a mesh scan")
header = info['Header'][0]
item = header.split()
if item[2] not in ['mesh', 'hklmesh']:
raise ValueError("Active curve does not seem to be a mesh scan")
self._xLabel = self.getGraphXTitle()
self._yLabel = self.getGraphYTitle()
self._motor0Mne = item[3]
self._motor1Mne = item[7]
#print("Scanned motors are %s and %s" % (motor0Mne, motor1Mne))
#Assume an EXACTLY regular mesh for both motors
self._motor0 = numpy.linspace(float(item[4]), float(item[5]), int(item[6])+1)
self._motor1 = numpy.linspace(float(item[8]), float(item[9]), int(item[10])+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:
if DEBUG:
print("XLabel should be one of the scanned motors")
self._legend = legend
self._info = info
y.shape = len(self._motor1), len(self._motor0)
if self.imageWidget is None:
self.imageWidget = MaskImageWidget.MaskImageWidget(\
imageicons=False,
selection=False,
profileselection=True,
scanwindow=self)
self.imageWidget.setImageData(y,
xScale=(self._motor0[0],
self._motor0[-1]),
yScale=(self._motor1[0],
self._motor1[-1]))
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 PyMca import Plot1D
app = qt.QApplication([])
DEBUG = 1
x = numpy.arange(100.)
y = x * x
plot = Plot1D.Plot1D()
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()[1])
curves = plugin.getAllCurves()
for curve in curves:
print(curve[2])
print("LIMITS = ", plugin.getGraphYLimits())
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