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HfirPDReductionGUI.py
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HfirPDReductionGUI.py
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################################################################################
#
# Main class for HFIR powder reduction GUI
#
# Key word for future developing: FUTURE, NEXT, REFACTOR
#
################################################################################
#pylint: disable=invalid-name
import numpy
import sys
import os
from Ui_MainWindow import Ui_MainWindow #import line for the UI python class
from PyQt4 import QtCore, QtGui
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
from matplotlib.pyplot import setp
from HfirPDReductionControl import *
#----- default configuration ---------------
DEFAULT_SERVER = 'http://neutron.ornl.gov/user_data'
DEFAULT_INSTRUMENT = 'hb2a'
DEFAULT_WAVELENGTH = 2.4100
#-------------------------------------------
class EmptyError(Exception):
""" Exception for finding empty input for integer or float
"""
def __init__(self, value):
self.value = value
def __str__(self):
return repr(self.value)
class MainWindow(QtGui.QMainWindow):
""" Class of Main Window (top)
Copy to ui.setupUI
# Version 3.0 + Import for Ui_MainWindow.py
from MplFigureCanvas import Qt4MplCanvas
# Replace 'self.graphicsView = QtGui.QtGraphicsView' with the following
self.graphicsView = Qt4MplCanvas(self.centralwidget)
self.mainplot = self.graphicsView.getPlot()
"""
def __init__(self, parent=None):
""" Intialization and set up
"""
# Base class
QtGui.QMainWindow.__init__(self,parent)
# UI Window (from Qt Designer)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
# Define gui-event handling
# main
self.connect(self.ui.comboBox_wavelength, QtCore.SIGNAL('currentIndexChanged(int)'),
self.doUpdateWavelength)
self.connect(self.ui.actionQuit, QtCore.SIGNAL('triggered()'),
self.doExist)
# tab 'Raw Detectors'
self.connect(self.ui.pushButton_plotRaw, QtCore.SIGNAL('clicked()'),
self.doPlotRawPtMain)
self.connect(self.ui.pushButton_ptUp, QtCore.SIGNAL('clicked()'),
self.doPlotRawPtPrev)
self.connect(self.ui.pushButton_ptDown, QtCore.SIGNAL('clicked()'),
self.doPlotRawPtNext)
self.connect(self.ui.pushButton_clearRawDets, QtCore.SIGNAL('clicked()'),
self.doClearRawDetCanvas)
# tab 'Individual Detectors'
self.connect(self.ui.pushButton_plotIndvDet, QtCore.SIGNAL('clicked()'),
self.doPlotIndvDetMain)
self.connect(self.ui.pushButton_plotPrevDet, QtCore.SIGNAL('clicked()'),
self.doPlotIndvDetPrev)
self.connect(self.ui.pushButton_plotNextDet, QtCore.SIGNAL('clicked()'),
self.doPlotIndvDetNext)
self.connect(self.ui.pushButton_clearCanvasIndDet, QtCore.SIGNAL('clicked()'),
self.doClearIndDetCanvas)
self.connect(self.ui.pushButton_plotLog , QtCore.SIGNAL('clicked()'),
self.doPlotSampleLog)
# tab 'Normalized'
self.connect(self.ui.pushButton_loadData, QtCore.SIGNAL('clicked()'),
self.doLoadData)
self.connect(self.ui.pushButton_prevScan, QtCore.SIGNAL('clicked()'),
self.doLoadPrevScan)
self.connect(self.ui.pushButton_nextScan, QtCore.SIGNAL('clicked()'),
self.doLoadNextScan)
self.connect(self.ui.pushButton_unit2theta, QtCore.SIGNAL('clicked()'),
self.doPlot2Theta)
self.connect(self.ui.pushButton_unitD, QtCore.SIGNAL('clicked()'),
self.doPlotDspacing)
self.connect(self.ui.pushButton_unitQ, QtCore.SIGNAL('clicked()'),
self.doPlotQ)
self.connect(self.ui.pushButton_saveData, QtCore.SIGNAL('clicked()'),
self.doSaveData)
# tab 'Multiple Scans'
self.connect(self.ui.pushButton_mergeScans, QtCore.SIGNAL('clicked()'),
self.doMergeScans)
self.connect(self.ui.pushButton_view2D, QtCore.SIGNAL('clicked()'),
self.doMergeScanView2D)
self.connect(self.ui.pushButton_viewMerge, QtCore.SIGNAL('clicked()'),
self.doMergeScanView1D)
self.connect(self.ui.pushButton_clearMultCanvas, QtCore.SIGNAL('clicked()'),
self.doClearMultiRunCanvas)
# tab 'Vanadium'
self.connect(self.ui.pushButton_stripVanPeaks, QtCore.SIGNAL('clicked()'),
self.doStripVandiumPeaks)
self.connect(self.ui.pushButton_saveVanRun, QtCore.SIGNAL('clicked()'),
self.doSaveVanRun)
self.connect(self.ui.pushButton_rebin2Theta, QtCore.SIGNAL('clicked()'),
self.doRebin2Theta)
# tab 'Advanced Setup'
self.connect(self.ui.pushButton_browseCache, QtCore.SIGNAL('clicked()'),
self.doBrowseCache)
self.connect(self.ui.radioButton_useServer, QtCore.SIGNAL('clicked()'),
self.doChangeSrcLocation)
self.connect(self.ui.radioButton_useLocal, QtCore.SIGNAL('clicked()'),
self.doChangeSrcLocation)
self.connect(self.ui.pushButton_browseLocalSrc, QtCore.SIGNAL('clicked()'),
self.doBrowseLocalDataSrc)
self.connect(self.ui.pushButton_chkServer, QtCore.SIGNAL('clicked()'),
self.doCheckSrcServer)
# Define signal-event handling
# define event handlers for matplotlib canvas
self.ui.graphicsView_mergeRun.canvas.mpl_connect('button_press_event', \
self.on_mouseDownEvent)
self.ui.graphicsView_mergeRun.canvas.mpl_connect('motion_notify_event', \
self.on_mouseMotion)
# Widget type definition
validator0 = QtGui.QIntValidator(self.ui.lineEdit_expNo)
validator0.setBottom(1)
self.ui.lineEdit_expNo.setValidator(validator0)
validator1 = QtGui.QIntValidator(self.ui.lineEdit_expNo)
validator1.setBottom(1)
self.ui.lineEdit_scanNo.setValidator(validator1)
validator2 = QtGui.QDoubleValidator(self.ui.lineEdit_wavelength)
validator2.setBottom(0.)
self.ui.lineEdit_wavelength.setValidator(validator2)
validator3 = QtGui.QDoubleValidator(self.ui.lineEdit_xmin)
validator3.setBottom(0.)
self.ui.lineEdit_xmin.setValidator(validator3)
validator4 = QtGui.QDoubleValidator(self.ui.lineEdit_xmax)
validator4.setBottom(0.)
self.ui.lineEdit_xmax.setValidator(validator4)
validator5 = QtGui.QDoubleValidator(self.ui.lineEdit_binsize)
validator5.setBottom(0.)
self.ui.lineEdit_binsize.setValidator(validator5)
validator6 = QtGui.QDoubleValidator(self.ui.lineEdit_ptNo)
validator6.setBottom(0)
self.ui.lineEdit_ptNo.setValidator(validator6)
validator7 = QtGui.QDoubleValidator(self.ui.lineEdit_detID)
validator7.setBottom(0)
self.ui.lineEdit_detID.setValidator(validator7)
validator8 = QtGui.QDoubleValidator(self.ui.lineEdit_min2Theta)
validator8.setBottom(0.)
self.ui.lineEdit_min2Theta.setValidator(validator8)
validator9 = QtGui.QDoubleValidator(self.ui.lineEdit_max2Theta)
validator9.setBottom(0.)
self.ui.lineEdit_max2Theta.setValidator(validator9)
validator10 = QtGui.QDoubleValidator(self.ui.lineEdit_binsize2Theta)
validator10.setBottom(0.)
self.ui.lineEdit_binsize2Theta.setValidator(validator10)
validator11 = QtGui.QIntValidator(self.ui.lineEdit_scanStart)
validator11.setBottom(1)
self.ui.lineEdit_scanStart.setValidator(validator11)
validator12 = QtGui.QIntValidator(self.ui.lineEdit_scanEnd)
validator12.setBottom(1)
self.ui.lineEdit_scanEnd.setValidator(validator12)
# TODO - Add valdiators
# Get initial setup
self._initSetup()
return
def _initSetup(self):
""" Initial setup
"""
# FIXME - This part will be implemented soon as default configuration is made
# Mantid configuration
self._instrument = str(self.ui.comboBox_instrument.currentText())
# UI widgets setup
self.ui.comboBox_outputFormat.addItems(['Fullprof', 'GSAS', 'Fullprof+GSAS'])
# FIXME : Need to disable some widgets... consider to refactor the code
self.ui.radioButton_useServer.setChecked(True)
self.ui.radioButton_useLocal.setChecked(False)
self.ui.comboBox_wavelength.setCurrentIndex(0)
self.ui.lineEdit_wavelength.setText('2.41')
self.ui.pushButton_unit2theta.setText(r'$2\theta$')
# Set up data source
self._serverAddress = DEFAULT_SERVER
self._srcFromServer = True
self._localSrcDataDir = None
self._srcAtLocal = False
self._currUnit = '2theta'
# Workspaces
self._myControl = HFIRPDRedControl()
# Interactive graphics
self._viewMerge_X = None
self._viewMerge_Y = None
# Control of plots: key = canvas, value = list of 2-integer-tuple (expno, scanno)
self._tabLineDict = {}
return
#-- Event Handling ----------------------------------------------------
def doBrowseCache(self):
""" Pop out a dialog to let user specify the directory to
cache downloaded data
"""
# home directory
homedir = str(self.ui.lineEdit_cache.text()).strip()
if len(homedir) > 0 and os.path.exists(homedir):
home = homedir
else:
home = os.getcwd()
# pop out a dialog
dirs = str(QtGui.QFileDialog.getExistingDirectory(self,'Get Directory',home))
# set to line edit
if dirs != home:
self.ui.lineEdit_cache.setText(dirs)
return
def doBrowseLocalDataSrc(self):
""" Browse local data storage
"""
print "Browse local data storage location."
return
def doChangeSrcLocation(self):
""" Source file location is changed
"""
useserver = self.ui.radioButton_useServer.isChecked()
uselocal = self.ui.radioButton_useLocal.isChecked()
print "Use Server: ", useserver
print "Use Local : ", uselocal
if (useserver is True and uselocal is True) or \
(useserver is False and uselocal is False):
raise NotImplementedError("Impossible for radio buttons")
self._srcAtLocal = uselocal
self._srcFromServer = useserver
if uselocal is True:
self.ui.lineEdit_dataIP.setDisabled(True)
self.ui.pushButton_chkServer.setDisabled(True)
self.ui.lineEdit_localSrc.setDisabled(False)
self.ui.pushButton_browseLocalSrc.setDisabled(False)
else:
self.ui.lineEdit_dataIP.setDisabled(False)
self.ui.pushButton_chkServer.setDisabled(False)
self.ui.lineEdit_localSrc.setDisabled(True)
self.ui.pushButton_browseLocalSrc.setDisabled(True)
return
def doCheckSrcServer(self):
"""" Check source data server's availability
"""
print "Check source data server!"
return
def doClearIndDetCanvas(self):
""" Clear the canvas in tab 'Individual Detector' and current plotted lines
in managing dictionary
"""
self.ui.graphicsView_indvDet.clearAllLines()
if self._tabLineDict.has_key(self.ui.graphicsView_indvDet):
self._tabLineDict[self.ui.graphicsView_indvDet] = []
return
def doClearMultiRunCanvas(self):
""" Clear the canvas in tab 'Multiple Run'
This canvas is applied to both 1D and 2D image.
Clear-all-lines might be not enough to clear 2D image
"""
self.ui.graphicsView_mergeRun.clearCanvas()
return
def doClearRawDetCanvas(self):
""" Clear the canvas in tab 'Raw Detector':
only need to clear lines
"""
self.ui.graphicsView_Raw.clearAllLines()
self._tabLineDict[self.ui.graphicsView_Raw] = []
return
def doClearVanadiumCanvas(self):
""" Clear the canvas in tab 'Vanadium'
"""
self.ui.graphicsView_vanPeaks.clearAllLines()
return
def doLoadData(self):
""" Load and reduce data
It does not support for tab 'Multiple Scans' and 'Advanced Setup'
For tab 'Raw Detector' and 'Individual Detector', this method will load data to MDEventWorkspaces
For tab 'Normalized' and 'Vanadium', this method will load data to MDEVentWorkspaces and reduce to single spectrum
"""
# Kick away unsupported tabs
itab = self.ui.tabWidget.currentIndex()
tabtext = str(self.ui.tabWidget.tabText(itab))
print "[DB] Current active tab is No. %d as %s." % (itab, tabtext)
if itab == 3:
# 'multiple scans'
self._logNotice("Tab %s does not support 'Load Data'. Use 'Load All' instead." % (tabtext))
return
elif itab == 5:
# 'advanced'
self._logNotice("Tab %s does not support 'Load Data'. Request is ambiguous." % (tabtext))
return
# Get information
try:
expno, scanno = self._uiGetExpScanNumber()
except Exception as e:
self._logError("Error to get Exp and Scan due to %s." % (str(e)))
return
self._logDebug("Attending to load Exp %d Scan %d." % (expno, scanno))
# Form data file name and download data
status, datafilename = self._uiLoadDataFile(exp=expno, scan=scanno)
if status is False:
self._logError("Unable to download or locate local data file for Exp %d \
Scan %d." % (expno, scanno))
# ENDIF(status)
# Load data for tab 0, 1, 2 and 4
if itab in [0, 1, 2, 4]:
# Load SPICE data (step 1)
try:
execstatus = self._myControl.loadSpicePDData(expno, scanno, datafilename)
if execstatus is False:
cause = "Load data failed."
else:
cause = None
except Exception as e:
execstatus = False
cause = str(e)
finally:
if execstatus is False:
self._logError(cause)
return
# END-TRY-EXCEPT-FINALLY
# Obtain the correction file names and wavelength from SPICE file
localdir = os.path.dirname(datafilename)
status, returnbody = self._myControl.retrieveCorrectionData(instrument='HB2A',
exp=expno, scan=scanno,
localdatadir=localdir)
if status is True:
autowavelength = returnbody[0]
vancorrfname = returnbody[1]
excldetfname = returnbody[2]
raise "Why excldetfname is not a string or None?"
print "Excluded File Name = ", str(excldetfname)
else:
autowavelength = None
vancorrfname = None
excldetfname = None
# Optionally parse det effecient file
if self.ui.checkBox_useDetEffCorr.isChecked() is True:
# Apply detector efficiency correction
if vancorrfname is None:
# browse vanadium correction file
filefilter = "Text (*.txt);;Data (*.dat);;All files (*.*)"
curdir = os.getcwd()
vancorrfnames = QtGui.QFileDialog.getOpenFileNames(self, 'Open File(s)', curdir, filefilter)
if len(vancorrfnames) > 0:
vancorrfname = vancorrfnames[0]
self.ui.lineEdit_vcorrFileName.setText(str(vancorrfname))
else:
self._logError("User does not specify any vanadium correction file.")
self.ui.checkBox_useDetEffCorr.setChecked(False)
# ENDIF-len()
# ENDIF vancorrfname
# Parse if it is not None
if vancorrfname is not None:
detefftablews = self._myControl.parseDetEffCorrFile('HB2A', vancorrfname)
else:
detefftablews = None
# ENDIF
else:
# Not chosen to apply detector efficiency correction:w
detefftablews = None
# ENDIF
# Parse SPICE data to MDEventWorkspaces
try:
print "Det EFF Table WS: ", str(detefftablews)
execstatus = self._myControl.parseSpiceData(expno, scanno, detefftablews)
if execstatus is False:
cause = "Parse data failed."
else:
cause = None
except NotImplementedError as e:
execstatus = False
cause = str(e)
finally:
if execstatus is False:
self._logError(cause)
return
# END-TRY-EXCEPT-FINALLY
else:
# Unsupported case
errmsg = "%d-th tab should not get this far.\n"%(itab)
errmsg += 'GUI has been changed, but the change has not been considered! iTab = %d' % (itab)
raise NotImplementedError(errmsg)
# ENDIFELSE
# Process wavelength
wavelength = self.getFloat(self.ui.lineEdit_wavelength)
if autowavelength is not None:
if wavelength is None:
wavelength = autowavelength
elif abs(autowavelength-wavelength) > 0.01:
self._logWarning("User specified wavelength %f has different value from HB2A's setup %f." % (
wavelength, autowavelength))
wavelength = autowavelength
# so wavelength = autowavelength
elif wavelength is None:
raise NotImplementedError("Wavelength is not set up!")
# Reduce data for tab normalized and vanadium
if itab == 2 or itab == 4:
# Reduce data
# optionally parse det exclusion file
excludedetlist = []
if self.ui.checkBox_useDetExcludeFile.isChecked():
if excldetfname is None:
filefilter = "Text (*.txt);;Data (*.dat);;All files (*.*)"
curdir = os.getcwd()
excldetfnames = QtGui.QFileDialog.getOpenFileNames(slef, 'Open File(s)', curdir, filefilter)
try:
excldetfname = excldetfnames[0]
except IndexError:
self.ui.checkBox_useDetExcludeFile.setChecked(False)
# ENDIF
if excldetfname is not None:
print "Detector exclusion file name is %s." % (excldetfname)
self.ui.lineEdit_excludedDetFileName.setText(excldetfname)
excludedetlist = self._myControl.loadExcludedDetFile('HB2A', excldetfname)
# ENDIF
if itab == 2:
# Get other information
unit = self._currUnit
try:
xmin, binsize, xmax = self._uiGetBinningParams()
except Exception as e:
self._logError(str(e))
return
else:
# itab = 4 : strip vanadium peaks
unit = '2theta'
try:
xmin, binsize, xmax = self._uiGetBinningParams(xmin_w=self.ui.lineEdit_min2Theta,
binsize_w=self.ui.lineEdit_binsize2Theta,
xmax_w=self.ui.lineEdit_max2Theta)
except Exception as e:
self._logError(str(e))
return
# END-IF-ELSE
# Reduce data
execstatus = self._myControl.reduceSpicePDData(expno, scanno, \
datafilename, unit, xmin, xmax, binsize, wavelength, excludedetlist)
print "[DB] reduction status = %s, Binning = %s, %s, %s" % (str(execstatus),
str(xmin), str(binsize), str(xmax))
# Plot data
if execstatus is True:
if itab == 2:
# tab 'normalized'
clearcanvas = self.ui.checkBox_clearPrevious.isChecked()
xlabel = self._getXLabelFromUnit(unit)
self._plotReducedData(expno, scanno, self.ui.graphicsView_reducedData, \
xlabel, label="Exp %d Scan %d Bin = %.5f" % (expno, scanno, binsize), \
clearcanvas=clearcanvas)
else:
# tab 'vanadium'
clearcanvas = True
xlabel = self._getXLabelFromUnit(unit)
print "[DB] Unit %s has label %s." % (unit, xlabel)
canvas = self.ui.graphicsView_vanPeaks
self._plotReducedData(expno, scanno, canvas, \
xlabel, label="Exp %d Scan %d Bin = %.5f" % (expno, scanno, binsize), \
clearcanvas=clearcanvas)
# ENDIF(execstatus)
# Plot vanadium peaks positions
if execstatus is True and itab == 4:
vanpeakpos = self._myControl.getVanadiumPeaksPos(expno, scanno)
print "Vanadium peaks: ", vanpeakpos
self._plotPeakIndicators(self.ui.graphicsView_vanPeaks, vanpeakpos)
# ENDIF(execstatus)
# END-IF-ELSE (itab)
return execstatus
def doLoadPrevScan(self):
"""
"""
# Advance scan number by 1
try:
scanno = int(self.ui.lineEdit_scanNo.text())
except ValueError:
self._logError("Either Exp No or Scan No is not set up right as integer.")
return
else:
scanno = scanno - 1
if scanno < 1:
self._logWarning("Scan number is 1 already. Cannot have previous scan")
return
self.ui.lineEdit_scanNo.setText(str(scanno))
# call load data
execstatus = self.doLoadData()
return execstatus
def doLoadNextScan(self):
"""
"""
# Advance scan number by 1
try:
scanno = int(self.ui.lineEdit_scanNo.text())
except ValueError:
self._logError("Either Exp No or Scan No is not set up right as integer.")
return
else:
scanno = scanno + 1
if scanno < 1:
self._logWarning("Scan number is 1 already. Cannot have previous scan")
return
self.ui.lineEdit_scanNo.setText(str(scanno))
# call load data
execstatus = self.doLoadData()
if execstatus is False:
scanno = scanno - 1
self.ui.lineEdit_scanNo.setText(str(scanno))
return execstatus
def doExist(self):
""" Exist the application
"""
clearcache = self.ui.checkBox_delCache.isChecked()
if clearcache is True:
# TODO - Clear cache
print "Clear Cache! Implement ASAP!"
self.close()
return
def doMergeScans(self):
""" Merge several scans
for tab 'merge'
"""
# FIXME - Updated to new workflow!
# get inputs for scans
try:
expno = int(self.ui.lineEdit_expNo.text())
startscan = int(self.ui.lineEdit_scanStart.text())
endscan = int(self.ui.lineEdit_scanEnd.text())
except ValueError as e:
self._logError("For merging scans, both starting scan number and \
end scan number must be given.")
return
excludedlist = self._getIntArray(str(self.ui.lineEdit_exclScans.text()))
self._logDebug("Excluded list: %s" %(str(excludedlist)))
if isinstance(excludedlist, str):
self._logError(excludedlist)
return
scanslist = range(startscan, endscan+1)
for scan in excludedlist:
scanslist.remove(scan)
# process input exp number and scan list
expscanfilelist = []
for scanno in scanslist:
retv, datafilename = self._uiLoadDataFile(expno, scanno)
if retv is True:
expscanfilelist.append( (expno, scanno, datafilename) )
else:
self._logError("Unable to load Exp %s Scan %s." % (expno, scanno))
# ENDFOR
try:
unit = self._currUnit
xmin, binsize, xmax = self._uiGetBinningParams()
wavelength = float(self.ui.lineEdit_wavelength.text())
except Exception as e:
raise e
mindex = self._myControl.mergeReduceSpiceData(expscanfilelist, unit, xmin, xmax, binsize, wavelength)
label = "Exp %d, Scan %s." % (expno, str(scanslist))
self._plotMergedReducedData(mindex, label)
self._lastMergeIndex = mindex
self._lastMergeLabel = label
return
def doMergeScanView1D(self):
""" Change the merged run's view to 1D plot
"""
# Highlight the button's color
self.ui.pushButton_view2D.setStyleSheet('QPushButton {color: black;}')
self.ui.pushButton_viewMerge.setStyleSheet('QPushButton {color: red;}')
# Clear image
self.ui.graphicsView_mergeRun.clearCanvas()
# Plot
self._plotMergedReducedData(self._lastMergeIndex, self._lastMergeLabel)
def doMergeScanView2D(self):
""" Change the merged run's view to 2D plot
"""
# Highlight button color and change the color of another one
#self.ui.pushButton_view2D.setStyleSheet('QPushButton {background-color: #A3C1DA; color: red;}')
#self.ui.pushButton_viewMerge.setStyleSheet('QPushButton {background-color: #A3C1DA; color: black;}')
self.ui.pushButton_view2D.setStyleSheet('QPushButton {color: red;}')
self.ui.pushButton_viewMerge.setStyleSheet('QPushButton {color: black;}')
# Convert the workspaces to 2D vector
vecylist = []
yticklabels = []
xmin = None
xmax = None
for ws in self._myControl.getWkspToMerge():
# put y values to list for constructing 2D array
vecy = ws.readY(0)
vecylist.append(vecy)
yticklabels.append(ws.name())
# set up range of x
if xmin is None:
vecx = ws.readX(0)
xmin = vecx[0]
xmax = vecx[-1]
# ENDFOR
dim2array = numpy.array(vecylist)
print "2D vector: \n", dim2array
print "x range: %f, %f" % (xmin, xmax)
print "y labels: ", yticklabels
# Plot
holdprev=False
self.ui.graphicsView_mergeRun.clearAllLines()
self.ui.graphicsView_mergeRun.addPlot2D(dim2array, xmin=xmin, xmax=xmax, ymin=0, \
ymax=len(vecylist), holdprev=holdprev, yticklabels=yticklabels)
return
def doPlot2Theta(self):
""" Rebin the data and plot in 2theta
"""
self._uiRebinPlot('2theta')
self._currUnit = '2theta'
return
def doPlotDspacing(self):
""" Rebin the data and plot in d-spacing
"""
# new unit and information
newunit = "dSpacing"
self._uiRebinPlot(newunit)
self._currUnit = newunit
return
def doPlotIndvDetMain(self):
""" Plot individual detector
"""
# Get exp and scan numbers and check whether the data has been loaded
try:
expno = self.getInteger(self.ui.lineEdit_expNo)
scanno = self.getInteger(self.ui.lineEdit_scanNo)
except EmptyError as e:
self._logError(str(e))
return
# Get detector ID and x-label option
try:
detid = self.getInteger(self.ui.lineEdit_detID)
except EmptyError:
self._logError("Detector ID must be specified for plotting individual detector.")
return
# Over plot previous or clear
overplot = self.ui.checkBox_overPlotIndvDet.isChecked()
if overplot is False:
self.doClearIndDetCanvas()
xlabel = str(self.ui.comboBox_indvDetXLabel.currentText())
if xlabel.strip() == "":
xlabel = None
# plot
try:
self._plotIndividualDetCounts(expno, scanno, detid, xlabel)
self._expNo = expno
self._scanNo = scanno
self._detID = detid
self._indvXLabel = xlabel
except NotImplementedError as e:
self._logError(str(e))
return
def doPlotIndvDetNext(self):
""" Plot next raw detector signals for tab 'Individual Detector'
"""
# Plot
try:
currdetid = self._detID + 1
# Over plot previous or clear
overplot = self.ui.checkBox_overPlotIndvDet.isChecked()
if overplot is False:
self.doClearIndDetCanvas()
self._plotIndividualDetCounts(self._expNo, self._scanNo, currdetid,
self._indvXLabel)
except Exception as e:
self._logError(str(e))
else:
self._detID = currdetid
# Update widget
self.ui.lineEdit_detID.setText(str(self._detID))
return
def doPlotIndvDetPrev(self):
""" Plot previous individual detector's signal for tab 'Individual Detector'
"""
# Plot
try:
currdetid = self._detID - 1
# Over plot previous or clear
overplot = self.ui.checkBox_overPlotIndvDet.isChecked()
if overplot is False:
self.doClearIndDetCanvas()
self._plotIndividualDetCounts(self._expNo, self._scanNo, currdetid,
self._indvXLabel)
except Exception as e:
self._logError(str(e))
else:
self._detID = currdetid
# Update widget
self.ui.lineEdit_detID.setText(str(self._detID))
return
def doPlotQ(self):
""" Rebin the data and plot in momentum transfer Q
"""
newunit = 'Momentum Transfer (Q)'
self._uiRebinPlot(unit =newunit)
self._currUnit = newunit
return
def doPlotRawPtMain(self):
""" Plot current raw detector signal for a specific Pt.
"""
# Get experiment number and scan number for data file
try:
expno = self.getInteger(self.ui.lineEdit_expNo)
scanno = self.getInteger(self.ui.lineEdit_scanNo)
except EmptyError as e:
self._logError(str(e))
return
# plot options
doOverPlot = bool(self.ui.checkBox_overpltRawDet.isChecked())
plotmode = str(self.ui.comboBox_rawDetMode.currentText())
try:
ptNo = self.getInteger(self.ui.lineEdit_ptNo)
except EmptyError:
ptNo = None
# plot
print "[DB] Plot Raw Detector: PlotMode = %s." % (plotmode)
execstatus = self._plotRawDetSignal(expno, scanno, plotmode, ptNo, doOverPlot)
# set global values if good
if execstatus is True:
self._rawDetPtNo = ptNo
self._rawDetExpNo = expno
self._rawDetScanNo = scanno
self._rawDetPlotMode = plotmode
else:
print "[Error] Execution fails with signal %s. " % (str(execstatus))
return
def doPlotRawPtNext(self):
""" Plot next raw detector signals
"""
# Check
if self._rawDetPtNo is not None:
ptno = self._rawDetPtNo + 1
else:
self._logError("Unable to plot previous raw detector \
because Pt. or Detector ID has not been set up yet.")
return
# ENDIFELSE
# Get plot mode and plot
plotmode = str(self.ui.comboBox_rawDetMode.currentText())
overplot = bool(self.ui.checkBox_overpltRawDet.isChecked())
execstatus = self._plotRawDetSignal(self._rawDetExpNo, self._rawDetScanNo, plotmode,
ptno, overplot)
# update if it is good to plot
if execstatus is True:
self._rawDetPtNo = ptno
self.ui.lineEdit_ptNo.setText(str(ptno))
return
def doPlotRawPtPrev(self):
""" Plot previous raw detector
"""
# FIXME/ TODO - shall check whether the plot is on canvas
# check
if self._rawDetPtNo is not None:
ptno = self._rawDetPtNo - 1
else:
self._logError("Unable to plot previous raw detector \
because Pt. or Detector ID has not been set up yet.")
return
# get plot mode and do plt
plotmode = str(self.ui.comboBox_rawDetMode.currentText())
overplot = bool(self.ui.checkBox_overpltRawDet.isChecked())
execstatus = self._plotRawDetSignal(self._rawDetExpNo, self._rawDetScanNo, plotmode,
ptno, overplot)
# update if it is good to plot
if execstatus is True:
self._rawDetPtNo = ptno
self.ui.lineEdit_ptNo.setText(str(ptno))
return
def doPlotSampleLog(self):
""" Plot sample log vs. Pt. in tab 'Individual Detector'
"""
logname = str(self.ui.comboBox_indvDetYLabel.currentText())
# TODO - ASAP
raise NotImplementedError("ASAP: doPlotSampleLog")
def doRebin2Theta(self):
""" Rebin MDEventWorkspaces in 2-theta. for pushButton_rebinD
in vanadium peak strip tab
Suggested workflow
1. Rebin data
2. Calculate vanadium peaks in 2theta
3.
"""
# TODO - Need to heavy test!
# Get exp number an scan number
try:
expno, scanno = self._uiGetExpScanNumber()
except Exception as e:
self._logError("Error to get Exp and Scan due to %s." % (str(e)))
return False
# Get new binning parameters
unit = '2theta'
try:
xmin, binsize, xmax = self._uiGetBinningParams(xmin_w=self.ui.lineEdit_min2Theta,
binsize_w=self.ui.lineEdit_binsize2Theta,
xmax_w=self.ui.lineEdit_max2Theta)
except Exception as e:
self._logError(str(e))
return False
# Reduce data
wavelength = float(self.ui.lineEdit_wavelength.text())
execstatus = self._myControl.rebin(expno, scanno, unit, wavelength, \
xmin, binsize, xmax)
print "[DB] reduction status = %s, Binning = %s, %s, %s" % (str(execstatus),
str(xmin), str(binsize), str(xmax))
# Get wave length and get list of vanadium peaks in 2theta
# FIXME / TODO : mimic it to deLoadData()
wavelength = float(self.ui.lineEdit_wavelength.text())
vanpeakposlist = self._myControl.getVanadiumPeakPos(wavelength=wavelength)
# Plot data
clearcanvas = True
xlabel = self._getXLabelFromUnit(unit)
print "[DB] Unit %s has label %s." % (unit, xlabel)