def initialize(self):
"""
@summary: Initialize plugin.
"""
from DateOperation import Operation
from DateOperation.Operation import Rotate
gettext.bindtextdomain(camimgpluginName, __LOCALE_FOLDER__)
Operations.addOperation(Operation.OPERATION, Rotate)
def load(fi):
"""
@summary: Load item from a file.
@param fi: File where item is saved.
@return: item loaded.
"""
path = cPickle.load(fi)
target = cPickle.load(fi)
length = cPickle.load(fi)
item = CamItem(path, target)
while length > 0:
keyOp = cPickle.load(fi)
parameters = cPickle.load(fi)
classname = Operations.getOperation(name)
op = classname(keyOp, parameters)
item.addOperation(keyOp, op)
length -= 1
__log__.debug("Item %s saved." % self.__path__)
return item
def doOperation (self, name, parameters={}, description="", gtkLock=True):
"""
@summary: Do operation on selected items.
@param name: New size for images.
@param parameters: Dictionary with parameters and their values.
@param description: Description of operation.
@param gtkLock: True to do a lock on gtk loop.
"""
__log__.debug("Begin %s operation..." % name)
paths = self.getSelection()
if (paths == None):
__log__.error("It can not recover tree selection. Abort %s operation." % name)
return
iNImages = len(paths)
__log__.debug("Images to %s: %d" % (name, iNImages))
iterOp = None
operations = RegOperations()
if (operations != None):
opData = operations.getDataOperation(name, description, iNImages)
iterOp = operations.addOperation(opData)
for path in paths:
__log__.debug("Do %s on %s" % (name, path))
if (iterOp != None):
operations.stepOperation(iterOp)
# Add selected files from files TreeView
iter = self.__model__.get_iter(path)
if (iter != None):
file = self.__model__.get_value(iter, self.COLUMN_SOURCE)
else:
__log__.warn("It can not recover an iter from path %s. Skip it" % path)
continue
item = self.__core__.getItem(file)
if (item != None):
__log__.debug("Get item %s from file %s" % (item, file))
op = item.getOperation(name)
if (op == None):
classname = Operations.getOperation(name)
op = classname()
item.addOperation(name, op)
if (op != None):
# the value of dictionary is a tuple that contains, new value
# and a callback to do before assignment. (newValue, callback)
# callback must be return new value, and accept two parameters.
# old value and new value.
for keyParam, tupleParam in parameters.iteritems():
valueParam, callbackParam = tupleParam
oldValue = op.getParameter(keyParam)
if ((callbackParam != None) and (oldValue != None)):
op.setParameter(keyParam, callbackParam(oldValue, valueParam))
else:
op.setParameter(keyParam, valueParam)
__log__.info("File %s done %s operation." % (file, name))
self.updateItem(iter, item, gtkLock=gtkLock)
__log__.debug("File %s updated" % file)
else:
__log__.warning("Core does not have file %s" % file)
if (iterOp != None):
operations.removeOperation(iterOp)
