def writeSVG(self):
d = quickdialog.QuickDialog(self, "Write Viewer Contents to SVG")
d.filedialog = quickdialog.OutputFile(d, "Output filename:",
"SVG Files (*.svg)")
d.filedialog.setFocus()
d.choices = quickdialog.HDialogGroup(d)
d.which = quickdialog.VChoice(d.choices, "Save ...")
d.which.addButton("all overlays", 0)
d.which.addButton("only displayed overlays", 1)
d.which.selectButton(self._lastSaveType)
while True:
if d.exec_() == 0:
return
self._lastSaveType = d.which.selection()
allOVs = (d.which.selection() == 0)
filename = d.filedialog.text()
basename, ext = os.path.splitext(filename)
try:
if ext == ".SVG" or ext == ".svg":
viewer2svg.viewer2svg(self, basename, not allOVs)
else:
viewer2svg.viewer2svg(self, filename, not allOVs)
except RuntimeError as e:
qt.QMessageBox.critical(self, "Error", str(e))
return
def applyExpression(self, expr=None, normalized=None):
if expr is not None:
self._savedExpression = expr
else:
d = quickdialog.QuickDialog(self, "Enter Expression")
d.expression = quickdialog.OptionalStringInput(
d, "Execute 'lambda x: ")
d.expression.setText(self._savedExpression)
d.expression.setFocus()
d.addSpacing(10)
d.norm = quickdialog.CheckBox(
d, "Normalize intensity to range 0...255")
d.norm.setChecked(self._normalized)
if d.exec_() == 0:
return
self._savedExpression = d.expression.text()
self._normalized = True if d.norm.selection() else False
if normalized is not None:
self._normalized = normalized
try:
image, normalized = self.getDisplayedImage()
except Exception as e:
qt.QMessageBox.critical(self, "Error Applying Expression", str(e))
return
OverlayViewer.setImage(self, image.qimage(normalized))
def writeImage(self):
d = quickdialog.QuickDialog(self, "Write Image")
imageFileExtensions = '*.' + ' *.'.join(
vigra.impex.listExtensions().split(' '))
d.filedialog = quickdialog.OutputFile(
d, "Output filename:", "Image Files (" + imageFileExtensions + ")")
d.filedialog.setFocus()
d.choices = quickdialog.HDialogGroup(d)
d.type = quickdialog.VChoice(d.choices, "Output Pixel Type")
d.type.addButton("Byte", "UINT8")
d.type.addButton("Normalized to byte", "NBYTE")
d.type.addButton("Keep type", "NATIVE")
d.type.selectButton(1 if self._normalized else 0)
d.type.buttonBox.setEnabled(self._lastSaveType)
d.choices.addStretch(1)
d.which = quickdialog.VChoice(d.choices, "Save ...")
d.which.addButton("displayed image (zoomed, overlays)", 0)
d.which.addButton("displayed image (1:1)", 1)
d.which.addButton("original image", 2)
d.connect(d.which.buttonBox, SIGNAL("clicked(int)"), \
d.type.buttonBox.setEnabled)
d.which.selectButton(self._lastSaveType)
while True:
if d.exec_() == 0:
return
filename = d.filedialog.text()
pixelType = d.type.selection()
self._lastSaveType = d.which.selection()
if d.which.selection():
if d.which.selection() == 2:
image = self.image
else:
image = self.getDisplay()[0]
try:
image.writeImage(filename, pixelType)
except RuntimeError as e:
qt.QMessageBox.critical(self, "Error", str(e))
else:
return
else:
formats = {"png": "PNG", \
"bmp": "BMP", \
"xbm": "XBM", \
"xpm": "XPM", \
"pnm": "PPM", \
"ppm": "PPM", \
"png": "PNG", \
"jpg": "JPEG", \
"jpeg": "JPEG", \
"tif": "TIF"}
_, ext = os.path.splitext(filename)
if not formats.has_key(ext[1:]):
f = " ".join(formats.keys())
qt.QMessageBox.critical(self, "Error", \
"Displayed image with overlays can only be stored as\n" + f)
else:
pixmap = self.getContentsPixmap()
pixmap.save(filename, formats[ext[1:]])
return
