def _load_image(self, aFullFilenames):
"""Load an image into the pane, show broken image if needed"""
# pylint: disable=too-many-branches, too-many-locals, too-many-statements
# This is has to handle a number of special cases
# and subdividing it further won't help clarity
self._oImage.set_alignment(0.5, 0.5) # Centre image
# Ensure we have an up to information about the image dates
self._get_date_data()
for sFullFilename in aFullFilenames:
if not check_file(sFullFilename):
if (self._oImagePlugin.DOWNLOAD_SUPPORTED and
self._oImagePlugin.get_config_item(DOWNLOAD_IMAGES)):
# Attempt to download the image from the url
if not self._download_image(sFullFilename):
# No download, so fall back to the 'no image' case
self._oImage.set_from_icon_name(
"image-missing", Gtk.IconSize.DIALOG)
self._oImage.queue_draw()
return
else:
if (self._oImagePlugin.DOWNLOAD_SUPPORTED
and self._oImagePlugin.get_config_item(DOWNLOAD_IMAGES)
and self._download_if_outdated(sFullFilename)):
# Try download the image
# We don't handle failure specially here - if it fails,
# we will show the existing image
self._download_image(sFullFilename)
try:
if self._bShowExpansions:
self.oExpPrintLabel.set_markup(
'<i>Image from expansion : </i> %s' % self._sCurExpPrint)
self.oExpPrintLabel.show()
iHeightOffset = self.oExpPrintLabel.get_allocation().height + 2
else:
self.oExpPrintLabel.hide() # config changes can cause this
iHeightOffset = 0
aPixbufs = []
iHeight = 0
iWidth = 0
for sFullFilename in aFullFilenames:
oPixbuf = GdkPixbuf.Pixbuf.new_from_file(sFullFilename)
iWidth = max(iWidth, oPixbuf.get_width())
iHeight = max(iHeight, oPixbuf.get_height())
aPixbufs.append(oPixbuf)
if len(aPixbufs) > 1:
# Create composite pixbuf
oPixbuf = Gdk.Pixbuf(aPixbufs[0].get_colorspace(),
aPixbufs[0].get_has_alpha(),
aPixbufs[0].get_bits_per_sample(),
(iWidth + 4) * len(aPixbufs) - 4, iHeight)
oPixbuf.fill(0x00000000) # fill with transparent black
iPos = 0
for oThisPixbuf in aPixbufs:
# Scale all images to the same size
oThisPixbuf.scale_simple(iWidth, iHeight,
GdkPixbuf.InterpType.HYPER)
# Add to the composite pixbuf
oThisPixbuf.copy_area(0, 0, iWidth, iHeight, oPixbuf, iPos,
0)
iPos += iWidth + 4
# Make iWidth the total width
iWidth = (iWidth + 4) * len(aPixbufs) - 4
else:
oPixbuf = aPixbufs[0]
if self._iZoomMode == Size.FIT:
# Need to fix aspect ratios
iPaneHeight = (self._oView.get_vadjustment().get_page_size() -
iHeightOffset)
iPaneWidth = self._oView.get_hadjustment().get_page_size()
# don't centre image under label
self._oImage.set_alignment(0, 0.5)
iDestWidth, iDestHeight = _scale_dims(iWidth, iHeight,
iPaneWidth, iPaneHeight)
if iDestWidth > 0 and iDestHeight > 0:
self._oImage.set_from_pixbuf(
oPixbuf.scale_simple(iDestWidth, iDestHeight,
GdkPixbuf.InterpType.HYPER))
self._tPaneSize = (
self._oView.get_hadjustment().get_page_size(),
self._oView.get_vadjustment().get_page_size())
elif self._iZoomMode == Size.VIEW_FIXED:
iDestWidth, iDestHeight = _scale_dims(iWidth, iHeight,
RATIO[0], RATIO[1])
self._oImage.set_from_pixbuf(
oPixbuf.scale_simple(iDestWidth, iDestHeight,
GdkPixbuf.InterpType.HYPER))
else:
# Full size, so no scaling
self._oImage.set_from_pixbuf(oPixbuf)
except GObject.GError:
self._oImage.set_from_icon_name("image-missing",
Gtk.IconSize.DIALOG)
self._oImage.queue_draw()
