def updateImage(self, dummy=None):
if self._images is None:
raise RuntimeError("No images set!")
images = list()
contours = dict()
ccolor = AtConfig().contours_complementary_color
for i, n in self.checkedChannels().iteritems():
# converting the gray image to the color defined in the button
color = self.widgetAt(i, 1).currentColor()
image = self._images[i]
lut = self.enhancer.lut_from_color(i, color, 256)
image.setColorTable(lut)
images.append(image)
if self._contours is not None:
if ccolor:
color = AtPainter.complementaryColor(color)
contours[color] = self._contours[n]
pixmap = AtPainter.blend(images)
# sometimes qt segfaults when drawing polygons
if AtConfig().draw_contours_in_pixmap:
pixmap = AtPainter.drawContours(pixmap, contours)
self.newContourImage.emit(pixmap, None)
else:
self.newContourImage.emit(pixmap, contours)
def updateImage(self, dummy=None):
if self._images is None:
raise RuntimeError("No images set!")
images = list()
contours = dict()
ccolor = AtConfig().contours_complementary_color
for i, n in self.checkedChannels().iteritems():
# converting the gray image to the color defined in the button
color = self.widgetAt(i, 1).currentColor()
image = self._images[i]
lut = self.enhancer.lut_from_color(i, color, 256)
image.setColorTable(lut)
images.append(image)
if self._contours is not None:
if ccolor:
color = AtPainter.complementaryColor(color)
contours[color] = self._contours[n]
pixmap = AtPainter.blend(images)
# sometimes qt segfaults when drawing polygons
if AtConfig().draw_contours_in_pixmap:
pixmap = AtPainter.drawContours(pixmap, contours)
self.newContourImage.emit(pixmap, None)
else:
self.newContourImage.emit(pixmap, contours)
def __init__(self, item, *args, **kw):
super(CellGraphicsItem, self).__init__(*args, **kw)
self.setAcceptHoverEvents(True)
self._pixmap = None
self._mask = None
self.class_ = UnClassified
self.shape = item.image.shape
self.setPixmap(item.pixmap)
self.features = item.features
self.frame = item.frame
self.objid = item.objid
self.index = item.index
self.hash = item.hash
self.path = item.path
self.treatment = item.treatment
self.qimages = list(item.iterQImages())
self._is_training_sample = False
ccolor = AtConfig().contours_complementary_color
if item.contour is not None:
for contour, color in item.iterContours():
if ccolor:
color = AtPainter.complementaryColor(color)
self.setContour(contour, color)
self._addDescription()
self.setFlag(self.ItemIsSelectable)
self.sortkey = None
def enhancePixmap(self, index, lut):
self.qimages[index].setColorTable(lut)
qimages = [img for img, flag in zip(self.qimages, self._image_flags)
if flag]
if not qimages:
self._pixmap = QtGui.QPixmap(self.shape[0], self.shape[1])
self._pixmap.fill(Colors.black)
else:
self._pixmap = AtPainter.blend(qimages)
self._pixmapItem.setPixmap(self._pixmap)
def updateView(self, dummy=None):
if self._images is None:
raise RuntimeError("No images set!")
images = list()
contours = dict()
ccolor = AtConfig().contours_complementary_color
for i, n in self.checkedChannels().iteritems():
# converting the gray image to the color defined in the button
image = self._images[i]
lut = self.lut_from_channel(i, 256)
image.setColorTable(lut)
images.append(image)
if self._contours is not None:
color = QtGui.QColor(self.colors[n])
if ccolor:
color = AtPainter.complementaryColor(color)
contours[color] = self._contours[n]
pixmap = AtPainter.blend(images)
self.newContourImage.emit(pixmap, contours)
def iterQImages(self):
"""Iterator over qimages (indexed_8) with colortable set."""
iinfo = np.iinfo(self.image.dtype)
ncolors = abs(iinfo.max - iinfo.min) + 1
luts = [AtPainter.lut_from_color(QColor(c), ncolors)
for c in self.colors]
for i, color in enumerate(self.colors):
if self.image.ndim == 2:
image = gray2qimage(self.image, normalize=False)
else:
image = gray2qimage(self.image[:, :, i], normalize=False)
image.setColorTable(luts[i])
yield image
def iterQImages(self):
"""Iterator over qimages (indexed_8) with colortable set."""
iinfo = np.iinfo(self.image.dtype)
ncolors = abs(iinfo.max - iinfo.min) + 1
luts = [
AtPainter.lut_from_color(QColor(c), ncolors) for c in self.colors
]
for i, color in enumerate(self.colors):
if self.image.ndim == 2:
image = gray2qimage(self.image, normalize=False)
else:
image = gray2qimage(self.image[:, :, i], normalize=False)
image.setColorTable(luts[i])
yield image
def pixmap(self):
# XXX be aware of thread safety
images = list(self.iterQImages())
return AtPainter.blend(images)
def pixmap(self):
# XXX be aware of thread safety
images = list(self.iterQImages())
return AtPainter.blend(images)
def enhancePixmap(self, index, lut):
self.qimages[index].setColorTable(lut)
self._pixmap = AtPainter.blend(self.qimages)
self._pixmapItem.setPixmap(self._pixmap)