def sensitize(self):
debug.mainthreadTest()
valid = self.table is None or self.table.isValid()
# If we're opening an existing file, check to see if it's
# really there. If we're opening a new file, it would be nice
# to check to see if the file entry widget has text in it, but
# there seems to be no way to do that. There's no way to call
# this function after every keystroke, since the Entry widget
# inside the FileChooserWidget isn't accessible and we can't
# connect to it.
if valid and \
self.filechooser.get_action() == gtk.FILE_CHOOSER_ACTION_OPEN:
if not self.pattern:
filename = self.filechooser.get_filename()
valid = filename is not None and os.path.isfile(filename)
# check that there are files that fit the pattern
else:
matchcount = utils.countmatches(
self.pattern_entry.get_text(),
self.filechooser.get_current_folder(),
utils.matchvtkpattern)
valid = valid and self.pattern_entry.get_text(
) != "*" and matchcount
self.dialog.set_response_sensitive(self.OK, valid)
def sensitize(self):
debug.mainthreadTest()
valid = self.table is None or self.table.isValid()
# If we're opening an existing file, check to see if it's
# really there. If we're opening a new file, it would be nice
# to check to see if the file entry widget has text in it, but
# there seems to be no way to do that. There's no way to call
# this function after every keystroke, since the Entry widget
# inside the FileChooserWidget isn't accessible and we can't
# connect to it.
if valid and \
self.filechooser.get_action() == gtk.FILE_CHOOSER_ACTION_OPEN:
if not self.pattern:
filename = self.filechooser.get_filename()
valid = filename is not None and os.path.isfile(filename)
# check that there are files that fit the pattern
else:
matchcount = utils.countmatches(self.pattern_entry.get_text(), self.filechooser.get_current_folder(), utils.matchvtkpattern)
valid = valid and self.pattern_entry.get_text() != "*" and matchcount
self.dialog.set_response_sensitive(self.OK, valid)
def readImage(filepattern, **kwargs):
# We make the basename the name of the first
# image, we also use this in OOFImage3D to probe the image type
# using ImageMagick.
dirname = os.path.dirname(filepattern)
numfiles = utils.countmatches(filepattern, dirname, utils.matchvtkpattern)
if numfiles == 0:
raise ooferror.ErrUserError("No files match pattern: "+filepattern)
# return something?
else:
items = os.listdir(dirname)
for item in items:
if utils.matchvtkpattern(filepattern, item):
basename = item
firstimagename = os.path.join(dirname, basename)
# vtk wants a file pattern with some string that includes
# integers. The pattern must be sprintf style with '%i' where the
# integers belong.
pattern = string.replace(filepattern, "*", "%i")
image = OOFImage3D(os.path.basename(filepattern), firstimagename, pattern, numfiles)
# set physical size of image
pixelsize = image.sizeInPixels()
given_height = 'height' in kwargs
given_width = 'width' in kwargs
given_depth = 'depth' in kwargs
## if not (given_height or given_width or given_depth):
## width = float(pixelsize.x)
## height = float(pixelsize.y)
## depth = float(pixelsize.z)
## elif given_height and given_width and given_depth:
## width = float(kwargs['width'])
## height = float(kwargs['height'])
## depth = float(kwargs['depth'])
## else:
## #aspect = float(pixelsize.x)/pixelsize.y
## if given_width:
## width = float(kwargs['width'])
## height = width/aspect
## elif given_height:
## height = float(kwargs['height'])
## width = height*aspect
# for now, this works differently from the 2d version. Any
# dimension not explicity set gets set to 1. TODO: figure out the
# aspect ratio stuff. Should it just use the largest of the ones
# that are set?
if given_width:
width = float(kwargs['width'])
else:
width = float(pixelsize.x)
if given_height:
height = float(kwargs['height'])
else:
height = float(pixelsize.y)
if given_depth:
depth = float(kwargs['depth'])
else:
depth = float(pixelsize.z)
image.setSize(primitives.Point(width, height, depth))
return image
