def updatePlotItems_2D(self, ingredientsList, sliceToPlot=None, resetToMiddleLayer=False):
"""
Update all plot items on axis, redrawing so everything associated with a specified
slice (sliceToPlot) is shown. This is done based upon a list of ingredients
"""
verbose=False
# loop through all plot items searching for imagestack items (these need to be plotted first)
for thisIngredient in ingredientsList:
if isinstance(thisIngredient, ingredients.imagestack.imagestack):
# * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
#TODO: AXIS need some way of linking the ingredient to the plot item but keeping in mind
# that this same object needs to be plotted in different axes, each of which has its own
# plot items. So I can't assign a single plot item to the ingredient. Options?
# a list of items and axes in the ingredient? I don't like that.
#Got to the middle of the stack
if sliceToPlot is None or resetToMiddleLayer:
stacks = self.lasagna.returnIngredientByType('imagestack')
numSlices = []
[numSlices.append(thisStack.data(self.axisToPlot).shape[0]) for thisStack in stacks]
numSlices = max(numSlices)
sliceToPlot=numSlices/2
self.currentSlice = sliceToPlot
if verbose:
print "lasagna_axis.updatePlotItems_2D - plotting ingredient " + thisIngredient.objectName
thisIngredient.plotIngredient(
pyqtObject=lasHelp.findPyQtGraphObjectNameInPlotWidget(self.view,thisIngredient.objectName,verbose=verbose),
axisToPlot=self.axisToPlot,
sliceToPlot=self.currentSlice
)
# * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
# the image is now displayed
# loop through all plot items searching for non-image items (these need to be overlaid on top of the image)
for thisIngredient in ingredientsList:
if isinstance(thisIngredient, ingredients.imagestack.imagestack)==False:
if verbose:
print "lasagna_axis.updatePlotItems_2D - plotting ingredient " + thisIngredient.objectName
thisIngredient.plotIngredient(pyqtObject=lasHelp.findPyQtGraphObjectNameInPlotWidget(self.view,thisIngredient.objectName,verbose=verbose),
axisToPlot=self.axisToPlot,
sliceToPlot=self.currentSlice
)
def hook_updateMainWindowOnMouseMove_End(self):
"""
This will run whenever the mouse moves in x or y across one of the axes in the main plot
TODO: it would be nice to also run this on mouse wheel
"""
X = self.lasagna.mouseX
Y = self.lasagna.mouseY
#Get the widget that the mouse is currently in
pos = QtGui.QCursor.pos()
PlotWidget = QtGui.qApp.widgetAt(
pos).parent() #The mouse is in this widget
#Get the base image from this widget
selectedStackName = self.lasagna.selectedStackName()
ImageItem = lasagna_helperFunctions.findPyQtGraphObjectNameInPlotWidget(
PlotWidget, itemName=selectedStackName, regex=True)
if ImageItem == False:
return
#Extract data from base image
if ImageItem != None:
if ImageItem.image.shape[1] <= Y or Y < 0:
return
xData = ImageItem.image[:, Y]
self.graphicsView.clear()
self.graphicsView.plot(xData)
#Link the x axis of the cross-section view with the x axis of the image view
#Do not use self.graphicsView.setXLink() as it is bidirectional
xRange = PlotWidget.viewRange()[0]
self.graphicsView.setXRange(min=xRange[0], max=xRange[1])
def hook_updateMainWindowOnMouseMove_End(self):
"""
This will run whenever the mouse moves in x or y across one of the axes in the main plot
TODO: it would be nice to also run this on mouse wheel
"""
X = self.lasagna.mouseX
Y = self.lasagna.mouseY
#Get the widget that the mouse is currently in
pos = QtGui.QCursor.pos()
PlotWidget = QtGui.qApp.widgetAt(pos).parent() #The mouse is in this widget
#Get the base image from this widget
selectedStackName = self.lasagna.selectedStackName()
ImageItem = lasagna_helperFunctions.findPyQtGraphObjectNameInPlotWidget(PlotWidget,itemName=selectedStackName,regex=True)
if ImageItem==False:
return
#Extract data from base image
if ImageItem != None:
if ImageItem.image.shape[1]<=Y or Y<0:
return
xData = ImageItem.image[:,Y]
self.graphicsView.clear()
self.graphicsView.plot(xData)
#Link the x axis of the cross-section view with the x axis of the image view
#Do not use self.graphicsView.setXLink() as it is bidirectional
xRange = PlotWidget.viewRange()[0]
self.graphicsView.setXRange(min=xRange[0], max=xRange[1])
