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#/*##########################################################################
# Copyright (C) 2004-2012 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"
"""
A Stack plugin is a module that will be automatically added to the PyMca stack windows
in order to perform user defined operations on the data stack.
These plugins will be compatible with any stack window that provides the functions:
#data related
getStackDataObject
getStackData
getStackInfo
setStack
#images related
addImage
removeImage
replaceImage
#mask related
setSelectionMask
getSelectionMask
#displayed curves
getActiveCurve
getGraphXLimits
getGraphYLimits
#information method
stackUpdated
selectionMaskUpdated
"""
import os
try:
from PyMca import StackPluginBase
from PyMca import PyMcaQt as qt
from PyMca import EDFStack
from PyMca import PyMcaFileDialogs
from PyMca import StackPluginResultsWindow
from PyMca import ExternalImagesWindow
import PyMca.PyMca_Icons as PyMca_Icons
except ImportError:
print("ExternalImagesWindow importing from somewhere else")
import StackPluginBase
import PyMcaQt as qt
import EDFStack
import PyMcaFileDialogs
import StackPluginResultsWindow
import ExternalImagesWindow
import PyMca_Icons
DEBUG = 0
class ExternalImagesStackPlugin(StackPluginBase.StackPluginBase):
def __init__(self, stackWindow, **kw):
StackPluginBase.DEBUG = DEBUG
StackPluginBase.StackPluginBase.__init__(self, stackWindow, **kw)
self.methodDict = {'Load':[self._loadImageFiles,
"Load Images",
PyMca_Icons.fileopen],
'Show':[self._showWidget,
"Show Image Browser",
PyMca_Icons.brushselect]}
self.__methodKeys = ['Load', 'Show']
self.widget = None
def stackUpdated(self):
self.widget = None
def selectionMaskUpdated(self):
if self.widget is None:
return
if self.widget.isHidden():
return
mask = self.getStackSelectionMask()
self.widget.setSelectionMask(mask)
def mySlot(self, ddict):
if DEBUG:
print("mySlot ", ddict['event'], ddict.keys())
if ddict['event'] == "selectionMaskChanged":
self.setStackSelectionMask(ddict['current'])
elif ddict['event'] == "addImageClicked":
self.addImage(ddict['image'], ddict['title'])
elif ddict['event'] == "removeImageClicked":
self.removeImage(ddict['title'])
elif ddict['event'] == "replaceImageClicked":
self.replaceImage(ddict['image'], ddict['title'])
elif ddict['event'] == "resetSelection":
self.setStackSelectionMask(None)
#Methods implemented by the plugin
def getMethods(self):
if self.widget is None:
return [self.__methodKeys[0]]
else:
return self.__methodKeys
def getMethodToolTip(self, name):
return self.methodDict[name][1]
def getMethodPixmap(self, name):
return self.methodDict[name][2]
def applyMethod(self, name):
return self.methodDict[name][0]()
def _loadImageFiles(self):
if self.getStackDataObject() is None:
return
getfilter = True
fileTypeList = ["PNG Files (*png)",
"JPEG Files (*jpg *jpeg)",
"IMAGE Files (*)",
"EDF Files (*edf)",
"EDF Files (*ccd)",
"EDF Files (*)"]
message = "Open image file"
filenamelist, filefilter = PyMcaFileDialogs.getFileList(parent=None,
filetypelist=fileTypeList,
message=message,
getfilter=getfilter,
single=False,
currentfilter=None)
if len(filenamelist) < 1:
return
imagelist = []
imagenames= []
mask = self.getStackSelectionMask()
if mask is None:
r, n = self.getStackROIImagesAndNames()
shape = r[0].shape
else:
shape = mask.shape
if filefilter.split()[0] in ["EDF"]:
for filename in filenamelist:
#read the edf file
edf = EDFStack.EdfFileDataSource.EdfFileDataSource(filename)
#the list of images
keylist = edf.getSourceInfo()['KeyList']
if len(keylist) < 1:
msg = qt.QMessageBox(None)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read image from file")
msg.exec_()
return
for key in keylist:
#get the data
dataObject = edf.getDataObject(key)
data = dataObject.data
if data.shape[0] not in shape:
continue
if data.shape[1] not in shape:
continue
imagename = dataObject.info.get('Title', "")
if imagename != "":
imagename += " "
imagename += os.path.basename(filename)+" "+key
imagelist.append(data)
imagenames.append(imagename)
if len(imagelist) == 0:
msg = qt.QMessageBox(None)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read a valid image from the file")
msg.exec_()
return
crop = False
self.widget = StackPluginResultsWindow.StackPluginResultsWindow(parent=None,
usetab=False)
self.widget.buildAndConnectImageButtonBox()
qt.QObject.connect(self.widget,
qt.SIGNAL('MaskImageWidgetSignal'),
self.mySlot)
self.widget.setStackPluginResults(imagelist,
image_names=imagenames)
self._showWidget()
return
else:
#Try pure Image formats
for filename in filenamelist:
image = qt.QImage(filename)
if image.isNull():
msg = qt.QMessageBox(self)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read file %s as an image" % filename)
msg.exec_()
return
imagelist.append(image)
imagenames.append(os.path.basename(filename))
if len(imagelist) == 0:
msg = qt.QMessageBox(None)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read a valid image from the file")
msg.exec_()
return
self.widget = ExternalImagesWindow.ExternalImagesWindow(parent=None,
rgbwidget=None,
selection=True,
colormap=True,
imageicons=True,
standalonesave=True)
self.widget.buildAndConnectImageButtonBox()
qt.QObject.connect(self.widget,
qt.SIGNAL('MaskImageWidgetSignal'),
self.mySlot)
self.widget.setImageData(None)
self.widget.setQImageList(imagelist, shape[1], shape[0],
clearmask=False,
data=None,
imagenames=imagenames)
#data=self.__stackImageData)
self._showWidget()
return
def _showWidget(self):
if self.widget is None:
return
#Show
self.widget.show()
self.widget.raise_()
#update
self.selectionMaskUpdated()
MENU_TEXT = "External Images Tool"
def getStackPluginInstance(stackWindow, **kw):
ob = ExternalImagesStackPlugin(stackWindow)
return ob
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