def processChooseColormapCommand(self, args, config_function):
from ListWidget import ColorbarListWidget
colormapParam = config_function.value
if args and args[0] == "StartConfig":
pass
elif args and args[0] == "Init":
self.setColormap(config_function.initial_value)
elif args and args[0] == "EndConfig":
pass
elif args and args[0] == "InitConfig":
if (self.colormapWidget == None
): # or self.colormapWidget.checkWindowSizeChange():
self.colormapWidget = ColorbarListWidget(
self.renderWindowInteractor)
bbar = args[3]
self.colormapWidget.StateChangedSignal.connect(
bbar.processInteractionEvent)
if len(args) == 1: self.colormapWidget.toggleVisibility()
else: self.colormapWidget.toggleVisibility(state=args[1])
elif args and args[0] == "Open":
pass
elif args and args[0] == "Close":
self.colormapWidget.hide()
elif args and args[0] == "UpdateConfig":
cmap_data = args[3]
self.setColormap(cmap_data)
colormapParam.setValues(cmap_data)
def processChooseColormapCommand( self, args, config_function ):
from ListWidget import ColorbarListWidget
colormapParam = config_function.value
if args and args[0] == "StartConfig":
pass
elif args and args[0] == "Init":
self.setColormap( config_function.initial_value )
elif args and args[0] == "EndConfig":
self.processConfigParameterChange( colormapParam )
elif args and args[0] == "InitConfig":
if ( self.colormapWidget == None ): # or self.colormapWidget.checkWindowSizeChange():
self.colormapWidget = ColorbarListWidget( self.renderWindowInteractor )
bbar = args[3]
self.colormapWidget.StateChangedSignal.connect( bbar.processInteractionEvent )
if len( args ) == 1: self.colormapWidget.toggleVisibility()
else: self.colormapWidget.toggleVisibility( state = args[1] )
elif args and args[0] == "Open":
pass
elif args and args[0] == "Close":
self.colormapWidget.hide()
elif args and args[0] == "UpdateConfig":
cmap_data = args[3]
self.setColormap( cmap_data )
colormapParam.setValues( cmap_data )
class DV3DPlot():
NoModifier = 0
ShiftModifier = 1
CtrlModifier = 2
AltModifier = 3
LEFT_BUTTON = 0
RIGHT_BUTTON = 1
sliceAxes = ['x', 'y', 'z']
def __init__(self, **args):
self.useDepthPeeling = False
self.labelBuff = ""
self.textDisplayMgr = None
blocking = args.get('blocking', False)
self.renderWindow = args.get('renwin',
self.createRenderWindow(blocking))
self.renderWindowInteractor = self.renderWindow.GetInteractor()
self.renderWindowInteractor.SetInteractorStyle(
NavigationInteractorStyle)
self.cameraOrientation = {}
self.maxStageHeight = 100.0
self.observerTargets = set()
self.xcenter = 100.0
self.xwidth = 300.0
self.ycenter = 0.0
self.ywidth = 180.0
self.configuring = False
self.configurationInteractorStyle = vtk.vtkInteractorStyleUser()
self.activated = False
# self.buttons = {}
self.renderWindowSize = None
self.isAltMode = False
self.createColormap = True
self.colormapManagers = {}
self.colormapWidget = None
self.colormapWindowSize = None
interactionButtons = self.getInteractionButtons()
interactionButtons.addSliderButton(
names=['VerticalScaling'],
key='Z',
toggle=True,
label='Vertical Scaling',
sliderLabels='Vertical Scale',
interactionHandler=self.processVerticalScalingCommand,
range_bounds=[0.1, 10.0],
initValue=1.0)
interactionButtons.addConfigButton(
names=['ChooseColormap'],
key='m',
toggle=True,
interactionHandler=self.processChooseColormapCommand,
initValue=['jet', False, False])
interactionButtons.addConfigButton(
names=['ToggleClipping'],
key='X',
toggle=True,
parents=['ToggleVolumePlot', 'ToggleSurfacePlot'],
interactionHandler=self.processToggleClippingCommand)
interactionButtons.addConfigButton(
names=['Colorbar'],
key='b',
toggle=True,
label='Show Colorbar',
interactionHandler=self.processShowColorbarCommand)
def processVerticalScalingCommand(self, args, config_function):
pass
def processToggleClippingCommand(self, args, config_function):
pass
def getRenderer(self):
return self.renderWindow.GetRenderers().GetFirstRenderer()
def processShowColorbarCommand(self, args, config_function=None):
if args and args[0] == "InitConfig":
self.toggleColorbarVisibility(state=args[1])
self.render()
def initializePlots(self):
bbar = ButtonBarWidget.getButtonBar('Plot')
button = bbar.getButton('XSlider')
button.setButtonState(1)
bbar.centerSlider(0)
self.render()
def processChooseColormapCommand(self, args, config_function):
from ListWidget import ColorbarListWidget
colormapParam = config_function.value
if args and args[0] == "StartConfig":
pass
elif args and args[0] == "Init":
self.setColormap(config_function.initial_value)
elif args and args[0] == "EndConfig":
pass
elif args and args[0] == "InitConfig":
if (self.colormapWidget == None
): # or self.colormapWidget.checkWindowSizeChange():
self.colormapWidget = ColorbarListWidget(
self.renderWindowInteractor)
bbar = args[3]
self.colormapWidget.StateChangedSignal.connect(
bbar.processInteractionEvent)
if len(args) == 1: self.colormapWidget.toggleVisibility()
else: self.colormapWidget.toggleVisibility(state=args[1])
elif args and args[0] == "Open":
pass
elif args and args[0] == "Close":
self.colormapWidget.hide()
elif args and args[0] == "UpdateConfig":
cmap_data = args[3]
self.setColormap(cmap_data)
colormapParam.setValues(cmap_data)
def getInteractionState(self, key):
for bbar in ButtonBarWidget.getButtonBars():
state = bbar.getInteractionState(key)
if state[0] <> None: return state
return (None, None, None)
def displayEventType(self, caller, event):
print " --> Event: %s " % event
return 0
def processTimerEvent(self, caller, event):
# id0 = caller.GetTimerEventId ()
return 0
# id1 = caller.GetTimerEventType ()
# id2 = caller.GetTimerEventPlatformId ()
# print "TimerEvent: %d %d %d " % ( id0, id1, id2 )
def setInteractionState(self, caller, event):
key = caller.GetKeyCode()
keysym = caller.GetKeySym()
shift = caller.GetShiftKey()
# print " setInteractionState -- Key Press: %c ( %d: %s ), event = %s " % ( key, ord(key), str(keysym), str( event ) )
alt = (keysym <> None) and keysym.startswith("Alt")
if alt:
self.isAltMode = True
else:
self.processKeyEvent(key, caller, event)
return 0
def processKeyEvent(self, key, caller=None, event=None, **args):
keysym = caller.GetKeySym() if caller else key
ctrl = caller.GetControlKey() if caller else args.get('ctrl', 0)
self.onKeyEvent([key, keysym, ctrl])
return 0
#
# if self.onKeyEvent( [ key, keysym, ctrl ] ):
# pass
# else:
# ( state, persisted, guibar ) = self.getInteractionState( key )
# # print " %s Set Interaction State: %s ( currently %s) " % ( str(self.__class__), state, self.InteractionState )
# if state <> None:
# print " ------------------------------------------ setInteractionState, key=%s, state = %s ------------------------------------------ " % (str(key), str(state) )
# guibar.updateInteractionState( state, **args )
# self.isAltMode = False
#
# for button_bar in self.button_bars.values():
# button_bar.processKeyEvent( keysym, ctrl )
# return 0
def onLeftButtonPress(self, caller, event):
return 0
# istyle = self.renderWindowInteractor.GetInteractorStyle()
# # print "(%s)-LBP: s = %s, nis = %s " % ( getClassName( self ), getClassName(istyle), getClassName(self.navigationInteractorStyle) )
# if not self.finalizeLeveling():
# # shift = caller.GetShiftKey()
# self.currentButton = self.LEFT_BUTTON
# # self.clearInstructions()
# self.UpdateCamera()
# x, y = caller.GetEventPosition()
# self.startConfiguration( x, y, [ 'leveling', 'generic' ] )
# return 0
def onRightButtonPress(self, caller, event):
# shift = caller.GetShiftKey()
# self.currentButton = self.RIGHT_BUTTON
# # self.clearInstructions()
# self.UpdateCamera()
# x, y = caller.GetEventPosition()
# if self.InteractionState <> None:
# self.startConfiguration( x, y, [ 'generic' ] )
return 0
def onLeftButtonRelease(self, caller, event):
self.currentButton = None
def onRightButtonRelease(self, caller, event):
self.currentButton = None
# def updateLevelingEvent( self, caller, event ):
# x, y = caller.GetEventPosition()
# wsize = caller.GetRenderWindow().GetSize()
# self.updateLeveling( x, y, wsize )
#
# def updateLeveling( self, x, y, wsize, **args ):
# if self.configuring:
# configFunct = self.configurableFunctions[ self.InteractionState ]
# if configFunct.type == 'leveling':
# configData = configFunct.update( self.InteractionState, x, y, wsize )
# if configData <> None:
# self.setParameter( configFunct.name, configData )
# textDisplay = configFunct.getTextDisplay()
# if textDisplay <> None: self.updateTextDisplay( textDisplay )
# self.render()
def updateTextDisplay(self, text=None, render=False):
if text <> None:
self.labelBuff = "%s" % str(text)
label_actor = self.getLabelActor()
if label_actor: label_actor.VisibilityOn()
if render: self.render()
def getDisplayText(self):
return self.labelBuff
def getLabelActor(self):
return self.textDisplayMgr.getTextActor(
'label', self.labelBuff,
(.18, .95), bold=False) if self.textDisplayMgr else None
def UpdateCamera(self):
pass
def setParameter(self, name, value):
pass
def getLut(self, cmap_index=0):
colormapManager = self.getColormapManager(index=cmap_index)
return colormapManager.lut
def updatingColormap(self, cmap_index, colormapManager):
pass
def addObserver(self, target, event, observer):
self.observerTargets.add(target)
target.AddObserver(event, observer)
def createRenderer(self, **args):
background_color = args.get('background_color', VTK_BACKGROUND_COLOR)
self.renderer.SetBackground(*background_color)
self.renderWindowInteractor.AddObserver('RightButtonPressEvent',
self.onRightButtonPress)
self.textDisplayMgr = TextDisplayMgr(self.renderer)
self.pointPicker = vtk.vtkPointPicker()
self.pointPicker.PickFromListOn()
try:
self.pointPicker.SetUseCells(True)
except:
print >> sys.stderr, "Warning, vtkPointPicker patch not installed, picking will not work properly."
self.pointPicker.InitializePickList()
self.renderWindowInteractor.SetPicker(self.pointPicker)
self.addObserver(self.renderer, 'ModifiedEvent', self.activateEvent)
self.clipper = vtk.vtkBoxWidget()
self.clipper.RotationEnabledOff()
self.clipper.SetPlaceFactor(1.0)
self.clipper.KeyPressActivationOff()
self.clipper.SetInteractor(self.renderWindowInteractor)
self.clipper.SetHandleSize(0.005)
self.clipper.SetEnabled(True)
self.clipper.InsideOutOn()
self.clipper.AddObserver('StartInteractionEvent', self.startClip)
self.clipper.AddObserver('EndInteractionEvent', self.endClip)
self.clipper.AddObserver('InteractionEvent', self.executeClip)
self.clipOff()
def clipOn(self):
pass
def clipOff(self):
pass
def startClip(self, caller=None, event=None):
pass
def endClip(self, caller=None, event=None):
pass
def executeClip(self, caller=None, event=None):
pass
def isConfigStyle(self, iren):
if not iren: return False
return getClassName(iren.GetInteractorStyle()) == getClassName(
self.configurationInteractorStyle)
def onKeyRelease(self, caller, event):
return 0
def onModified(self, caller, event):
# print " --- Modified Event --- "
return 0
def onAnyEvent(self, caller, event):
print " --- %s Event --- " % event
return 0
def onRender(self, caller, event):
return 0
def updateInteractor(self):
return 0
def activateEvent(self, caller, event):
if not self.activated:
# self.addObserver( self.renderWindowInteractor, 'InteractorEvent', self.displayEventType )
self.addObserver(self.renderWindowInteractor, 'CharEvent',
self.setInteractionState)
self.addObserver(self.renderWindowInteractor, 'TimerEvent',
self.processTimerEvent)
# self.addObserver( self.renderWindowInteractor, 'MouseMoveEvent', self.updateLevelingEvent )
self.addObserver(self.renderWindowInteractor, 'KeyReleaseEvent',
self.onKeyRelease)
self.addObserver(self.renderWindowInteractor,
'LeftButtonPressEvent', self.onLeftButtonPress)
self.addObserver(self.renderWindowInteractor, 'ModifiedEvent',
self.onModified)
self.addObserver(self.renderWindowInteractor, 'RenderEvent',
self.onRender)
self.addObserver(self.renderWindowInteractor,
'LeftButtonReleaseEvent',
self.onLeftButtonRelease)
self.addObserver(self.renderWindowInteractor,
'RightButtonReleaseEvent',
self.onRightButtonRelease)
self.addObserver(self.renderWindowInteractor,
'RightButtonPressEvent', self.onRightButtonPress)
# self.addObserver( self.renderWindowInteractor, 'RenderWindowMessageEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'ResetCameraEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'ResetCameraClippingRangeEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'ComputeVisiblePropBoundsEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'UpdateSizeEvent', self.onAnyEvent )
renWin = self.renderWindowInteractor.GetRenderWindow()
renWin.AddObserver('ModifiedEvent', self.onWindowModified)
self.updateInteractor()
self.activated = True
def showConfigurationButton(self):
bbar_name = 'Configure'
bbar = ButtonBarWidget.getButtonBar(bbar_name)
if bbar == None:
bbar = ButtonBarWidget(bbar_name, self.renderWindowInteractor)
config_button = bbar.addConfigButton(
names=['Configure'],
id='Configure',
key='g',
toggle=True,
interactionHandler=self.processConfigurationToggle)
# config_button.StateChangedSignal.connect( self.togglePlotButtons )
bbar.build()
bbar.show()
def buildPlotButtons(self):
bbar_name = 'Plot'
bbar = ButtonBarWidget(bbar_name,
self.renderWindowInteractor,
position=(0.0, 0.96))
b = bbar.addConfigButton(names=['SliceRoundRobin'],
key='p',
interactionHandler=bbar.sliceRoundRobin)
b = bbar.addSliderButton(names=['XSlider'],
key='x',
toggle=True,
group='SliceRoundRobin',
sliderLabels='X Slice Position',
label="Slicing",
position=[0, 3],
interactionHandler=self.processSlicingCommand)
b.addFunctionKey('W', 1, Button.FuncToggleStateOff)
b = bbar.addSliderButton(names=['YSlider'],
key='y',
toggle=True,
group='SliceRoundRobin',
sliderLabels='Y Slice Position',
label="Slicing",
position=[1, 3],
interactionHandler=self.processSlicingCommand)
b.addFunctionKey('W', 1, Button.FuncToggleStateOff)
b = bbar.addSliderButton(names=['ZSlider'],
key='z',
toggle=True,
group='SliceRoundRobin',
sliderLabels='Z Slice Position',
label="Slicing",
position=[2, 3],
interactionHandler=self.processSlicingCommand)
b.addFunctionKey('W', 1, Button.FuncToggleStateOff)
b = bbar.addConfigButton(
names=['ToggleSurfacePlot'],
key='S',
children=['IsosurfaceValue'],
toggle=True,
interactionHandler=self.processSurfacePlotCommand)
b = bbar.addConfigButton(
names=['ToggleVolumePlot'],
key='v',
children=['ScaleTransferFunction'],
toggle=True,
interactionHandler=self.processVolumePlotCommand)
bbar.build()
def processSurfacePlotCommand(self, args, config_function=None):
if args and args[0] == "InitConfig":
self.toggleIsosurfaceVisibility(args, config_function)
def processVolumePlotCommand(self, args, config_function=None):
if args and args[0] == "InitConfig":
self.toggleVolumeVisibility(args, config_function)
def fetchPlotButtons(self, show=False):
bbar_name = 'Plot'
bbar = ButtonBarWidget.getButtonBar(bbar_name)
if bbar == None: self.buildPlotButtons()
if show:
bbar.show()
self.showInteractionButtons()
return bbar
def getPlotButtons(self, names):
bbar = self.fetchPlotButtons()
return [bbar.getButton(name) for name in names]
def toggleCongurationButtons(self, isVisible):
config_bbars = ['Plot', 'Interaction']
for bbar_name in config_bbars:
bbar = ButtonBarWidget.getButtonBar(bbar_name)
if bbar:
if isVisible: bbar.show()
else: bbar.hide()
def processConfigurationToggle(self, args, config_function=None):
if args[0] == "InitConfig":
name = config_function.name
bbar = ButtonBarWidget.getButtonBar(name)
button = bbar.getButton(name)
self.toggleCongurationButtons(button.state)
def processSlicingCommand(self, args, config_function=None):
pass
def addInteractionButtons(self):
bbar_name = 'Interaction'
bbar = ButtonBarWidget(bbar_name,
self.renderWindowInteractor,
position=(0.0, 0.5))
return bbar
def getInteractionButtons(self):
bbar = ButtonBarWidget.getButtonBar('Interaction')
if bbar == None: bbar = self.addInteractionButtons()
return bbar
def showInteractionButtons(self, **args):
bbar = ButtonBarWidget.getButtonBar('Interaction')
bbar.build(**args)
bbar.show()
def onWindowModified(self, caller, event):
renwin = caller
window_size = renwin.GetSize()
if (self.renderWindowSize
== None) or (self.renderWindowSize[1] <> window_size[1]) or (
self.renderWindowSize[0] <> window_size[0]):
if self.renderWindowSize <> None:
self.onRenderWindowResize()
self.renderWindowSize = window_size
def onRenderWindowResize(self):
self.updateTextDisplay()
ButtonBarWidget.repositionButtons()
self.render()
def clearReferrents(self):
self.removeObservers()
self.renderer = None
self.renderWindowInteractor = None
def removeObservers(self):
for target in self.observerTargets:
target.RemoveAllObservers()
self.observerTargets.clear()
def createRenderWindow(self, blocking=False):
self.renderer = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
if self.useDepthPeeling:
self.renderer.UseDepthPeelingOn()
self.renderer.SetOcclusionRatio(0.2)
renWin.SetAlphaBitPlanes(1)
renWin.SetMultiSamples(0)
renWin.AddRenderer(self.renderer)
self.renderWindowInteractor = vtk.vtkRenderWindowInteractor(
) if blocking else vtk.vtkGenericRenderWindowInteractor()
self.renderWindowInteractor.SetRenderWindow(renWin)
return renWin
def closeConfigDialog(self):
pass
def enableRender(self, **args):
return True
def render(self, **args):
if self.enableRender(**args):
self.renderWindow.Render()
def processEvent(self, eventArgs):
if eventArgs[0] == "KeyEvent":
self.onKeyEvent(eventArgs[1:])
if eventArgs[0] == "ResizeEvent":
self.onResizeEvent()
def onKeyEvent(self, eventArgs):
key = eventArgs[0]
keysym = eventArgs[1]
if keysym == "i":
self.clearInteractions()
# elif keysym == "2": self.enableDualInputs()
else:
return False
return True
def enableDualInputs(self):
pass
def getLUT(self, cmap_index=0):
colormapManager = self.getColormapManager(index=cmap_index)
return colormapManager.lut
def toggleColorbarVisibility(self, **args):
for colormapManager in self.colormapManagers.values():
colormapManager.toggleColorbarVisibility(**args)
self.render()
def getColormapManager(self, **args):
cmap_index = args.get('index', 0)
name = args.get('name', None)
invert = args.get('invert', None)
smooth = args.get('smooth', None)
cmap_mgr = self.colormapManagers.get(cmap_index, None)
if cmap_mgr == None:
lut = vtk.vtkLookupTable()
cmap_mgr = ColorMapManager(lut)
self.colormapManagers[cmap_index] = cmap_mgr
if (invert <> None): cmap_mgr.invertColormap = invert
if (smooth <> None): cmap_mgr.smoothColormap = smooth
if name: cmap_mgr.load_lut(name)
return cmap_mgr
def setColormap(self, data, **args):
colormapName = str(data[0])
invertColormap = getBool(data[1])
cmap_index = args.get('index', 0)
metadata = self.getMetadata()
var_name = metadata.get('var_name', '')
var_units = metadata.get('var_units', '')
# self.updateStereo( enableStereo )
colormapManager = self.getColormapManager(name=colormapName,
invert=invertColormap,
index=cmap_index,
units=var_units)
if (colormapManager.colorBarActor == None):
cm_title = str.replace("%s (%s)" % (var_name, var_units), " ",
"\n")
cmap_pos = [0.9, 0.2] if (cmap_index == 0) else [0.02, 0.2]
self.renderer.AddActor(
colormapManager.createActor(pos=cmap_pos, title=cm_title))
# colormapManager.setColorbarVisibility( show_colorBar )
self.render()
return True
return False
def getUnits(self, var_index):
return ""
def getMetadata(self):
return self.metadata
def updateStereo(self, enableStereo):
if enableStereo:
self.renderWindow.StereoRenderOn()
self.stereoEnabled = 1
else:
self.renderWindow.StereoRenderOff()
self.stereoEnabled = 0
def getColormap(self, cmap_index=0):
colormapManager = self.getColormapManager(index=cmap_index)
return [
colormapManager.colormapName, colormapManager.invertColormap,
self.stereoEnabled
]
def start(self):
self.renderWindowInteractor.Initialize()
self.showConfigurationButton()
self.renderWindow.Render()
self.renderWindowInteractor.Start()
def invalidate(self):
self.isValid = False
# def startEventLoop(self):
# self.renderWindowInteractor.Start()
def recordCamera(self):
c = self.renderer.GetActiveCamera()
self.cameraOrientation[self.topo] = (c.GetPosition(),
c.GetFocalPoint(), c.GetViewUp())
def resetCamera(self, pts=None):
cdata = self.cameraOrientation.get(self.topo, None)
if cdata:
self.renderer.GetActiveCamera().SetPosition(*cdata[0])
self.renderer.GetActiveCamera().SetFocalPoint(*cdata[1])
self.renderer.GetActiveCamera().SetViewUp(*cdata[2])
elif pts:
self.renderer.ResetCamera(pts.GetBounds())
else:
self.renderer.ResetCamera(self.getBounds())
def initCamera(self):
self.renderer.GetActiveCamera().SetPosition(self.xcenter, self.ycenter,
400.0)
self.renderer.GetActiveCamera().SetFocalPoint(self.xcenter,
self.ycenter, 0.0)
self.renderer.GetActiveCamera().SetViewUp(0, 1, 0)
self.renderer.ResetCameraClippingRange()
def getCamera(self):
return self.renderer.GetActiveCamera()
def setFocalPoint(self, fp):
self.renderer.GetActiveCamera().SetFocalPoint(*fp)
def printCameraPos(self, label=""):
cam = self.getCamera()
cpos = cam.GetPosition()
cfol = cam.GetFocalPoint()
cup = cam.GetViewUp()
camera_pos = (cpos, cfol, cup)
print "%s: Camera => %s " % (label, str(camera_pos))
def update(self):
pass
def getColormapSpec(self, cmap_index=0):
colormapManager = self.getColormapManager(index=cmap_index)
spec = []
spec.append(colormapManager.colormapName)
spec.append(str(colormapManager.invertColormap))
value_range = colormapManager.lut.GetTableRange()
spec.append(str(value_range[0]))
spec.append(str(value_range[1]))
# print " %s -- getColormapSpec: %s " % ( self.getName(), str( spec ) )
return ','.join(spec)
def onKeyPress(self, caller, event):
key = caller.GetKeyCode()
keysym = caller.GetKeySym()
print " -- Key Press: %s ( %s ), event = %s " % (key, str(keysym),
str(event))
if keysym == None: return
alt = (keysym.lower().find('alt') == 0)
ctrl = caller.GetControlKey()
shift = caller.GetShiftKey()
class DV3DPlot():
NoModifier = 0
ShiftModifier = 1
CtrlModifier = 2
AltModifier = 3
LEFT_BUTTON = 0
RIGHT_BUTTON = 1
sliceAxes = [ 'x', 'y', 'z' ]
AnimationTimerType = 9
AnimationEventId = 9
AnimationExternalEventId = 10
def __init__( self, **args ):
self.ParameterValueChanged = SIGNAL( 'ParameterValueChanged' )
self.type = args.get( 'gmname', 'default').lower()
self.activate_display=args.get('display',True)
self.renderer = None
self.useDepthPeeling = False
self.renderWindowInteractor = None
self.logoActor = None
self.logoVisible = True
self.logoRepresentation = None
self.setAnimationStepper( AnimationStepper )
self.labelBuff = ""
self.resizingWindow = False
self.textDisplayMgr = None
if self.activate_display:
self.createRenderWindow( **args )
self.cameraOrientation = {}
self.maxStageHeight = 100.0
self.observerTargets = set()
self.xcenter = 100.0
self.xwidth = 300.0
self.ycenter = 0.0
self.ywidth = 180.0
self.cfgManager = ConfigManager( **args )
self.buttonBarHandler = ButtonBarHandler( self.cfgManager, **args )
self.plot_attributes = args.get( 'plot_attributes', {} )
self.configuring = False
self.animating = False
self.activated = False
# self.buttons = {}
self.renderWindowSize = None
self.renderWindowInitSize = None
self.animationTimerId = -1
self.isAltMode = False
self.createColormap = True
self.colormapManagers= {}
self.colormapWidget = None
self.colormapWindowSize = None
self.keyPressHandlers = {}
interactionButtons = self.getInteractionButtons()
interactionButtons.addSliderButton( names=['BasemapOpacity'], key='B', toggle=True, label='Basemap Opacity', sliderLabels='Basemap Opacity', interactionHandler=self.processBasemapOpacityCommand, range_bounds=[ 0.0, 1.0 ], initValue= 0.5 )
interactionButtons.addSliderButton( names=['VerticalScaling'], key='Z', toggle=True, label='Vertical Scaling', sliderLabels='Vertical Scale', interactionHandler=self.processVerticalScalingCommand, range_bounds=[ 0.02, 20.0 ], initValue= 1.0 )
interactionButtons.addConfigButton( names=['ChooseColormap'], key='m', toggle=True, interactionHandler=self.processChooseColormapCommand, initValue=[ 'jet', False, False ] )
interactionButtons.addConfigButton( names=['ToggleClipping'], key='X', toggle=True, parents=['ToggleVolumePlot', 'ToggleSurfacePlot'], interactionHandler=self.processToggleClippingCommand )
interactionButtons.addConfigButton( names=['Colorbar'], key='b', toggle=True, label='Show Colorbar', interactionHandler=self.processShowColorbarCommand )
interactionButtons.addSliderButton( names=['Animation'], key='a', toggle=True, label='Animation', sliderLabels='Speed (Step Delay)', interactionHandler=self.processAnimationCommand, range_bounds=[ 0.0, 2.0 ], initValue=0.0 )
self.addKeyPressHandler( 'r', self.resetCamera )
self.addKeyPressHandler( 'q', self.quit )
self.addKeyPressHandler( 'Q', self.quit )
self.addKeyPressHandler( 's', self.saveState )
def setAnimationStepper( self, stepper_class ):
self.animationStepper = stepper_class(self)
def applyAction( self, action ):
print "Applying action: ", str(action)
def getControlBar(self, name, build_args, **args ):
control_bar = self.buttonBarHandler.createControlBar( name, self.renderWindowInteractor, build_args, **args )
control_bar.reposition()
return control_bar
def processConfigParameterChange( self, parameter ):
argList = [ parameter.name, parameter.ptype, str(parameter.getValues()) ]
# print " ..........>>>>>> Process Config Parameter Change: %s " % str(argList)
self.ParameterValueChanged( argList )
def processConfigStateChange( self, parameter ):
argList = [ parameter.name, parameter.ptype, str( parameter.getValue('state') ) ]
# print " ..........>>>>>> Process Config State Change: %s " % str(argList)
self.ParameterValueChanged( argList )
def addKeyPressHandler( self, key, handler ):
handlers = self.keyPressHandlers.setdefault( key, [] )
handlers.append( handler )
def refresh(self):
self.onWindowModified()
def quit( self, **args ):
eventArgs = args.get( 'args', None )
if eventArgs and ( eventArgs[1] == 'Q' ):
self.saveState()
self.renderWindowInteractor.TerminateApp()
def stepAnimation(self, **args):
pass
def stepAnimationSignal(self):
self.renderWindowInteractor.SetTimerEventId( self.AnimationExternalEventId )
self.renderWindowInteractor.SetTimerEventType( self.AnimationTimerType )
self.renderWindowInteractor.InvokeEvent('TimerEvent')
def processTimerEvent(self, caller, event):
eid = caller.GetTimerEventId ()
etype = caller.GetTimerEventType()
# print "processTimerEvent: %d %d " % ( eid, etype )
if self.animating and ( etype == self.AnimationTimerType ):
self.runAnimation()
return 1
def getAnimationDelay(self):
plotButtons = self.getInteractionButtons()
cf = plotButtons.getConfigFunction('Animation')
event_duration = 0
if cf <> None:
animation_delay = cf.value.getValues()
event_duration = event_duration + int( animation_delay[0]*1000 )
return event_duration
def runAnimation( self ):
self.stepAnimation( )
self.updateTimer()
def updateTimer( self ):
event_duration = self.getAnimationDelay()
if self.animationTimerId <> -1:
self.renderWindowInteractor.DestroyTimer( self.animationTimerId )
self.animationTimerId = -1
self.renderWindowInteractor.SetTimerEventId( self.AnimationEventId )
self.renderWindowInteractor.SetTimerEventType( self.AnimationTimerType )
self.animationTimerId = self.renderWindowInteractor.CreateOneShotTimer( event_duration )
def changeButtonActivation(self, button_name, activate ):
button = self.buttonBarHandler.findButton( button_name )
if button:
if activate: button.activate()
else: button.deactivate()
def changeButtonActivations(self, activation_list ):
for activation_spec in activation_list:
self.changeButtonActivation( *activation_spec )
def saveState(self, **args):
print "Save State"
self.cfgManager.saveState()
def getStateData(self, **args):
return self.cfgManager.getStateData()
def getConfigurationData(self, **args):
return self.cfgManager.getConfigurationData( **args )
def getConfigurationParms(self, **args):
return self.cfgManager.getConfigurationParms( **args )
def processKeyPressHandler( self, key, eventArgs ):
# print " processKeyPress: ", str( key )
handlers = self.keyPressHandlers.get( key, [] )
for handler in handlers: handler( args=eventArgs )
return len( handlers )
def processBasemapOpacityCommand( self, args, config_function ):
pass
def processVerticalScalingCommand( self, args, config_function ):
pass
def processToggleClippingCommand( self, args, config_function ):
pass
def getRenderer(self):
if self.renderer <> None: return self.renderer
return self.renderWindow.GetRenderers().GetFirstRenderer ()
def processShowColorbarCommand( self, args, config_function = None ):
if args and args[0] == "InitConfig":
self.toggleColorbarVisibility(state=args[1])
self.render()
self.processConfigStateChange( config_function.value )
def initializePlots(self):
# bbar = ButtonBarWidget.getButtonBar( 'Plot' )
bbar = self.buttonBarHandler.getButtonBar( 'Plot' )
if not self.cfgManager.initialized:
button = bbar.getButton( 'ZSlider' )
if button <> None:
button.setButtonState( 1 )
bbar.initializeSliderPosition(0)
bbar.initializeState()
def processChooseColormapCommand( self, args, config_function ):
from ListWidget import ColorbarListWidget
colormapParam = config_function.value
if args and args[0] == "StartConfig":
pass
elif args and args[0] == "Init":
self.setColormap( config_function.initial_value )
elif args and args[0] == "EndConfig":
self.processConfigParameterChange( colormapParam )
elif args and args[0] == "InitConfig":
if ( self.colormapWidget == None ): # or self.colormapWidget.checkWindowSizeChange():
self.colormapWidget = ColorbarListWidget( self.renderWindowInteractor )
bbar = args[3]
self.colormapWidget.StateChangedSignal.connect( bbar.processInteractionEvent )
if len( args ) == 1: self.colormapWidget.toggleVisibility()
else: self.colormapWidget.toggleVisibility( state = args[1] )
elif args and args[0] == "Open":
pass
elif args and args[0] == "Close":
self.colormapWidget.hide()
elif args and args[0] == "UpdateConfig":
cmap_data = args[3]
self.setColormap( cmap_data )
colormapParam.setValues( cmap_data )
def getInteractionState( self, key ):
for bbar in ButtonBarWidget.getButtonBars():
state = bbar.getInteractionState( key )
if state[0] <> None: return state
return ( None, None, None )
def displayEventType(self, caller, event):
print " --> Event: %s " % event
return 0
def processAnimationCommand( self, args, config_function = None ):
# print " processAnimationCommand, args = ", str( args ), ", animating = ", str(self.animating)
runSpeed = config_function.value
if args and args[0] == "StartConfig":
pass
elif args and args[0] == "Init":
pass
elif args and args[0] == "EndConfig":
pass
elif args and args[0] == "InitConfig":
state = args[1]
bbar = self.getControlBar( 'Animation', [ ( "Step", "Run", "Stop" ), self.processAnimationStateChange ], mag=1.4 )
if state == 1:
self.updateTextDisplay( config_function.label )
bbar.show()
if self.animating:
self.changeButtonActivations( [ ( 'Run', False ), ( 'Stop', True ) , ( 'Step', False ) ] )
else:
self.changeButtonActivations( [ ( 'Run', True ), ( 'Stop', False ) , ( 'Step', True ) ] )
else:
bbar.hide()
elif args and args[0] == "Open":
pass
elif args and args[0] == "Close":
pass
elif args and args[0] == "UpdateConfig":
value = args[2].GetValue()
runSpeed.setValue( 0, value )
def processAnimationStateChange( self, button_id, key, state, force = False ):
# print " Process Animation State Change[%s], state = %d " % ( button_id, state )
if button_id == 'Step':
self.stepAnimation()
elif button_id == 'Run':
if self.animationTimerId == -1:
self.changeButtonActivations( [ ( 'Run', False ), ( 'Stop', True ) , ( 'Step', False ) ] )
self.animationStepper.startAnimation()
self.animating = True
elif button_id == 'Stop':
self.animationStepper.stopAnimation()
self.animating = False
def startAnimation(self):
self.notifyStartAnimation()
self.animating = True
self.runAnimation()
def stopAnimation(self):
self.animating = False
if self.animationTimerId <> -1:
self.animationTimerId = -1
self.renderWindowInteractor.DestroyTimer( self.animationTimerId )
self.notifyStopAnimation()
def notifyStartAnimation(self):
pass
def notifyStopAnimation(self):
self.changeButtonActivations( [ ( 'Run', True ), ( 'Stop', False ) , ( 'Step', True ) ] )
def setInteractionState(self, caller, event):
interactor = caller.GetInteractor()
key = interactor.GetKeyCode()
keysym = interactor.GetKeySym()
shift = interactor.GetShiftKey()
# print " setInteractionState -- Key Press: %c ( %d: %s ), event = %s " % ( key, ord(key), str(keysym), str( event ) )
alt = ( keysym <> None) and keysym.startswith("Alt")
if alt:
self.isAltMode = True
else:
self.processKeyEvent( key, caller, event )
return 0
def processKeyEvent( self, key, caller=None, event=None, **args ):
interactor = caller.GetInteractor()
keysym = interactor.GetKeySym() if caller else key
ctrl = interactor.GetControlKey() if caller else args.get( 'ctrl', 0 )
eventArgs = [ key, keysym, ctrl ]
if self.processKeyPressHandler( key, eventArgs ):
return 1
else:
return self.onKeyEvent( eventArgs )
#
# if self.onKeyEvent( [ key, keysym, ctrl ] ):
# pass
# else:
# ( state, persisted, guibar ) = self.getInteractionState( key )
# # print " %s Set Interaction State: %s ( currently %s) " % ( str(self.__class__), state, self.InteractionState )
# if state <> None:
# print " ------------------------------------------ setInteractionState, key=%s, state = %s ------------------------------------------ " % (str(key), str(state) )
# guibar.updateInteractionState( state, **args )
# self.isAltMode = False
#
# for button_bar in self.button_bars.values():
# button_bar.processKeyEvent( keysym, ctrl )
# return 0
def onLeftButtonPress( self, caller, event ):
return 0
# istyle = self.renderWindowInteractor.GetInteractorStyle()
# # print "(%s)-LBP: s = %s, nis = %s " % ( getClassName( self ), getClassName(istyle), getClassName(self.navigationInteractorStyle) )
# if not self.finalizeLeveling():
# # shift = caller.GetShiftKey()
# self.currentButton = self.LEFT_BUTTON
# # self.clearInstructions()
# self.UpdateCamera()
# x, y = caller.GetEventPosition()
# self.startConfiguration( x, y, [ 'leveling', 'generic' ] )
# return 0
def onRightButtonPress( self, caller, event ):
# shift = caller.GetShiftKey()
# self.currentButton = self.RIGHT_BUTTON
# # self.clearInstructions()
# self.UpdateCamera()
# x, y = caller.GetEventPosition()
# if self.InteractionState <> None:
# self.startConfiguration( x, y, [ 'generic' ] )
return 0
def onLeftButtonRelease( self, caller, event ):
self.currentButton = None
def onRightButtonRelease( self, caller, event ):
self.currentButton = None
# def updateLevelingEvent( self, caller, event ):
# x, y = caller.GetEventPosition()
# wsize = caller.GetRenderWindow().GetSize()
# self.updateLeveling( x, y, wsize )
#
# def updateLeveling( self, x, y, wsize, **args ):
# if self.configuring:
# configFunct = self.configurableFunctions[ self.InteractionState ]
# if configFunct.type == 'leveling':
# configData = configFunct.update( self.InteractionState, x, y, wsize )
# if configData <> None:
# self.setParameter( configFunct.name, configData )
# textDisplay = configFunct.getTextDisplay()
# if textDisplay <> None: self.updateTextDisplay( textDisplay )
# self.render()
def updateTextDisplay( self, text=None, render=False ):
if text <> None:
self.labelBuff = "%s" % str(text)
label_actor = self.getLabelActor()
if label_actor:
label_actor.ComputeScaledFont( self.renderer )
label_actor.VisibilityOn()
if render: self.render()
def getDisplayText(self):
return self.labelBuff
def getLabelActor(self):
return self.textDisplayMgr.getTextActor( 'label', self.labelBuff, bold = False ) if self.textDisplayMgr else None
def UpdateCamera(self):
pass
def setParameter( self, name, value ):
pass
def getLut( self, cmap_index=0 ):
colormapManager = self.getColormapManager( index=cmap_index )
return colormapManager.lut
def updatingColormap( self, cmap_index, colormapManager ):
pass
def addObserver( self, target, event, observer ):
self.observerTargets.add( target )
target.AddObserver( event, observer )
def createRenderer(self, **args ):
background_color = args.get( 'background_color', VTK_BACKGROUND_COLOR )
self.renderer.SetBackground(*background_color)
self.textDisplayMgr = TextDisplayMgr( self.renderer )
self.renderWindowInitSize = args.get( 'window_size', None )
if self.renderWindowInitSize <> None:
self.renderWindow.SetSize( self.renderWindowInitSize )
self.pointPicker = vtk.vtkPointPicker()
self.pointPicker.PickFromListOn()
try: self.pointPicker.SetUseCells(True)
except: print>>sys.stderr, "Warning, vtkPointPicker patch not installed, picking will not work properly."
self.pointPicker.InitializePickList()
self.renderWindowInteractor.SetPicker(self.pointPicker)
self.addObserver( self.renderer, 'ModifiedEvent', self.activateEvent )
self.clipper = vtk.vtkBoxWidget()
self.clipper.RotationEnabledOff()
self.clipper.SetPlaceFactor( 1.0 )
self.clipper.KeyPressActivationOff()
self.clipper.SetInteractor( self.renderWindowInteractor )
self.clipper.SetHandleSize( 0.005 )
self.clipper.SetEnabled( True )
self.clipper.InsideOutOn()
self.clipper.AddObserver( 'StartInteractionEvent', self.startClip )
self.clipper.AddObserver( 'EndInteractionEvent', self.endClip )
self.clipper.AddObserver( 'InteractionEvent', self.executeClip )
self.clipOff()
def clipOn(self):
pass
def clipOff(self):
pass
def startClip( self, caller=None, event=None ):
pass
def endClip( self, caller=None, event=None ):
pass
def executeClip( self, caller=None, event=None ):
pass
def isConfigStyle( self, iren ):
return False
# if not iren: return False
# return getClassName( iren.GetInteractorStyle() ) == getClassName( self.configurationInteractorStyle )
def onKeyRelease(self, caller, event):
return 0
def onModified(self, caller, event):
# print " --- Modified Event --- "
return 0
def onAnyEvent(self, caller, event):
print " --- %s Event --- " % str(event)
return 0
def onRender(self, caller, event):
# print " --- Render Event --- "
# traceback.print_stack()
return 0
def updateInteractor(self):
return 0
def activateEvent( self, caller, event ):
if not self.activated:
self.renderWindowInteractor.Initialize()
# print "Activating, renderWindowInteractor = ", self.renderWindowInteractor.__class__.__name__
# self.addObserver( self.renderWindowInteractor, 'InteractorEvent', self.displayEventType )
self.addObserver( self.interactorStyle, 'CharEvent', self.setInteractionState )
self.addObserver( self.renderWindowInteractor, 'TimerEvent', self.processTimerEvent )
# self.addObserver( self.renderWindowInteractor, 'CreateTimerEvent', self.processTimerEvent )
# self.addObserver( self.renderWindowInteractor, 'MouseMoveEvent', self.updateLevelingEvent )
self.addObserver( self.interactorStyle, 'KeyReleaseEvent', self.onKeyRelease )
self.addObserver( self.renderWindowInteractor, 'LeftButtonPressEvent', self.onLeftButtonPress )
self.addObserver( self.interactorStyle, 'ModifiedEvent', self.onModified )
self.addObserver( self.renderWindowInteractor, 'RenderEvent', self.onRender )
self.addObserver( self.renderWindowInteractor, 'LeftButtonReleaseEvent', self.onLeftButtonRelease )
self.addObserver( self.renderWindowInteractor, 'RightButtonReleaseEvent', self.onRightButtonRelease )
self.addObserver( self.renderWindowInteractor, 'RightButtonPressEvent', self.onRightButtonPress )
# self.addObserver( self.renderWindowInteractor, 'RenderWindowMessageEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'ResetCameraEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'ResetCameraClippingRangeEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'ComputeVisiblePropBoundsEvent', self.onAnyEvent )
# self.addObserver( self.renderWindowInteractor, 'AnyEvent', self.onAnyEvent )
# self.animationTestId = self.renderWindowInteractor.CreateRepeatingTimer( 100 )
# cb = TimerCallback()
# self.renderWindowInteractor.AddObserver(vtk.vtkCommand.TimerEvent, cb)
RenderWindow = self.renderWindowInteractor.GetRenderWindow()
# RenderWindow.AddObserver( 'AnyEvent', self.onAnyWindowEvent )
RenderWindow.AddObserver( 'RenderEvent', self.onWindowRenderEvent )
self.updateInteractor()
self.activated = True
def buildConfigurationButton(self):
bbar_name = 'Configure'
bbar = self.buttonBarHandler.getButtonBar( bbar_name )
if bbar == None:
bbar = self.buttonBarHandler.createButtonBarWidget( bbar_name, self.renderWindowInteractor )
config_button = bbar.addConfigButton( names=['Configure'], id='Configure', key='g', toggle=True, persist=False, interactionHandler=self.processConfigurationToggle )
bbar.build()
return bbar
def showConfigurationButton(self):
bbar = self.buildConfigurationButton( )
bbar.show()
def buildPlotButtons(self):
bbar_name = 'Plot'
bbar = self.buttonBarHandler.createButtonBarWidget( bbar_name, self.renderWindowInteractor, position=( 0.0, 0.96) )
self.buttonBarHandler.DefaultGroup = 'SliceRoundRobin'
if self.type == '3d_vector':
b = bbar.addSliderButton( names=['ZSlider'], key='z', toggle=True, group='SliceRoundRobin', sliderLabels='Slice Position', label="Slicing", state = 1, interactionHandler=self.processSlicingCommand )
else:
b = bbar.addConfigButton( names=['SliceRoundRobin'], key='p', interactionHandler=bbar.sliceRoundRobin )
b = bbar.addSliderButton( names=['XSlider'], key='x', toggle=True, group='SliceRoundRobin', sliderLabels='X Slice Position', label="Slicing", position=[0,3], interactionHandler=self.processSlicingCommand )
b.addFunctionKey( 'W', 1, Button.FuncToggleStateOff )
b = bbar.addSliderButton( names=['YSlider'], key='y', toggle=True, group='SliceRoundRobin', sliderLabels='Y Slice Position', label="Slicing", position=[1,3], interactionHandler=self.processSlicingCommand )
b.addFunctionKey( 'W', 1, Button.FuncToggleStateOff )
b = bbar.addSliderButton( names=['ZSlider'], key='z', toggle=True, group='SliceRoundRobin', sliderLabels='Z Slice Position', label="Slicing", position=[2,3], interactionHandler=self.processSlicingCommand )
b.addFunctionKey( 'W', 1, Button.FuncToggleStateOff )
b = bbar.addConfigButton( names=['ToggleSurfacePlot'], key='S', children=['IsosurfaceValue'], toggle=True, interactionHandler=self.processSurfacePlotCommand )
b = bbar.addConfigButton( names=['ToggleVolumePlot'], key='v', children=['ScaleTransferFunction'], toggle=True, interactionHandler=self.processVolumePlotCommand )
bbar.build()
def processSurfacePlotCommand( self, args, config_function = None ):
if args and args[0] == "Init":
state = config_function.getState()
if state: self.cfgManager.initialized = True
if config_function.initial_value <> None:
config_function.setState( config_function.initial_value[0] )
self.toggleIsosurfaceVisibility( args, config_function )
elif args and args[0] == "InitConfig":
self.toggleIsosurfaceVisibility( args, config_function )
self.processConfigStateChange( config_function.value )
def processVolumePlotCommand( self, args, config_function = None ):
if args and args[0] == "Init":
state = config_function.getState()
if state: self.cfgManager.initialized = True
if config_function.initial_value <> None:
config_function.setState( config_function.initial_value[0] )
self.toggleVolumeVisibility( args, config_function )
elif args and args[0] == "InitConfig":
self.toggleVolumeVisibility( args, config_function )
self.processConfigStateChange( config_function.value )
def fetchPlotButtons( self, show = False ):
bbar1 = self.buttonBarHandler.getButtonBar( 'Plot' )
if bbar1 == None: self.buildPlotButtons()
if show:
bbar1.show()
self.showInteractionButtons()
else:
bbar2 = self.buttonBarHandler.getButtonBar( 'Interaction' )
bbar2.build()
return bbar1
def getPlotButtons( self, names ):
bbar = self.fetchPlotButtons()
return [ bbar.getButton( name ) for name in names ]
def toggleCongurationButtons(self, isVisible ):
config_bbars = [ 'Plot', 'Interaction' ]
for bbar_name in config_bbars:
bbar = self.buttonBarHandler.getButtonBar( bbar_name )
if bbar:
if isVisible: bbar.show()
else: bbar.hide()
def processConfigurationToggle( self, args, config_function = None ):
if args and args[0] == "Init":
# name = config_function.name
# bbar = self.buttonBarHandler.getButtonBar( name )
# button = bbar.getButton( name )
state = config_function.getState()
if state: self.toggleCongurationButtons( state )
elif args[0] == "InitConfig":
name = config_function.name
bbar = self.buttonBarHandler.getButtonBar( name )
button = bbar.getButton( name )
self.toggleCongurationButtons( button.getState() )
def processSlicingCommand( self, args, config_function = None ):
pass
def addInteractionButtons(self):
bbar_name = 'Interaction'
bbar = self.buttonBarHandler.createButtonBarWidget( bbar_name, self.renderWindowInteractor, position=( 0.0, 0.5) )
return bbar
def getInteractionButtons(self):
bbar = self.buttonBarHandler.getButtonBar( 'Interaction' )
if bbar == None: bbar = self.addInteractionButtons()
return bbar
def showInteractionButtons( self, **args ):
bbar = self.buttonBarHandler.getButtonBar( 'Interaction' )
bbar.build( **args )
bbar.show()
def onWindowRenderEvent( self, caller=None, event=None ):
renwin = self.renderWindow if (caller == None) else caller
window_size = renwin.GetSize()
if ( window_size <> self.renderWindowSize ):
self.onRenderWindowResize()
self.renderWindowSize = window_size
def onAnyWindowEvent( self, caller=None, event=None ):
print "Window Event: ", event
# def onWindowModified( self, caller=None, event=None ):
# print "Window Modified Event "
# renwin = self.renderWindow if (caller == None) else caller
# window_size = renwin.GetSize()
# if window_size <> (0,0):
# if self.renderWindowSize == None:
# if self.renderWindowInitSize <> None:
# self.renderWindowSize = self.renderWindowInitSize
# self.renderWindow.SetSize( self.renderWindowInitSize )
# self.onRenderWindowResize()
# else:
# self.renderWindowSize = window_size
# self.onRenderWindowResize()
# elif ( self.renderWindowSize <> window_size ):
# self.renderWindowSize = window_size
# self.onRenderWindowResize()
def onRenderWindowResize( self ):
if not self.resizingWindow:
# print " onRenderWindowResize, size = ", str( self.renderWindowSize )
self.resizingWindow = True
self.updateTextDisplay()
self.buttonBarHandler.repositionButtons()
self.renderWindow.Modified()
self.renderWindow.MakeCurrent()
self.render()
self.resizingWindow = False
def clearReferrents(self):
self.removeObservers()
self.renderer = None
self.renderWindowInteractor = None
def removeObservers( self ):
for target in self.observerTargets:
target.RemoveAllObservers()
self.observerTargets.clear()
def printInteractionStyle(self, msg ):
print "%s: InteractionStyle = %s " % ( msg, self.renderWindowInteractor.GetInteractorStyle().__class__.__name__ )
def toggleLogoVisibility( self ):
if self.logoRepresentation:
self.logoVisible = not self.logoVisible
if self.logoVisible: self.logoWidget.On()
else: self.logoWidget.Off()
self.renderWindow.Render()
def addLogo(self):
if self.logoRepresentation == None:
defaultLogoFile = os.path.join(sys.prefix,"share","vcs","uvcdat.png")
reader = vtk.vtkJPEGReader()
reader.SetFileName( defaultLogoFile )
reader.Update()
logo_input = reader.GetOutput()
self.logoRepresentation = vtk.vtkLogoRepresentation()
self.logoRepresentation.SetImage(logo_input)
self.logoRepresentation.ProportionalResizeOn ()
# self.logoRepresentation.SetPosition( 0.82, 0.0 )
# self.logoRepresentation.SetPosition2( 0.18, 0.08 )
self.logoRepresentation.SetPosition( 0.82, 1.0 )
self.logoRepresentation.SetPosition2( 0.08, 0.18 )
self.logoRepresentation.GetImageProperty().SetOpacity( 0.9 )
self.logoRepresentation.GetImageProperty().SetDisplayLocationToBackground()
self.logoWidget = vtk.vtkLogoWidget()
self.logoWidget.SetInteractor( self.renderWindowInteractor )
self.logoWidget.SetRepresentation(self.logoRepresentation)
self.logoWidget.On()
self.render()
def createRenderWindow( self, **args ):
blocking = args.get( 'blocking', False )
renWin = args.get( 'renwin', None )
if renWin == None:
renWin = vtk.vtkRenderWindow()
rendWinInteractor = renWin.GetInteractor()
if rendWinInteractor == None:
rendWinInteractor = vtk.vtkRenderWindowInteractor() if blocking else vtk.vtkGenericRenderWindowInteractor()
renWin.SetInteractor( rendWinInteractor )
rendWinInteractor.SetRenderWindow(renWin)
self.renderWindowInteractor = rendWinInteractor
self.renderer = vtk.vtkRenderer()
renWin.AddRenderer( self.renderer )
self.interactorStyle = vtk.vtkInteractorStyleTrackballCamera( )
self.renderWindowInteractor.SetInteractorStyle( self.interactorStyle )
self.interactorStyle.KeyPressActivationOff( )
self.interactorStyle.SetEnabled(1)
if self.useDepthPeeling:
self.renderer.UseDepthPeelingOn( )
self.renderer.SetOcclusionRatio( 0.2 )
renWin.SetAlphaBitPlanes( 1 )
renWin.SetMultiSamples( 0 )
self.renderer.SetBackground(1.0, 1.0, 1.0)
self.renderer.SetNearClippingPlaneTolerance( 0.0001 )
self.renderWindow = renWin
def updateInteractionStyle(self):
self.renderWindowInteractor.SetInteractorStyle( self.interactorStyle )
def closeConfigDialog(self):
pass
def enableRender(self, **args ):
return True
def render( self, **args ):
if self.enableRender( **args ):
self.renderWindow.Render()
def processEvent(self, eventArgs ):
if eventArgs[0] == "KeyEvent":
self.onKeyEvent( eventArgs[1:])
if eventArgs[0] == "ResizeEvent":
self.onResizeEvent()
def onKeyEvent(self, eventArgs ):
key = eventArgs[0]
keysym = eventArgs[1]
if keysym == "i": self.clearInteractions()
# elif keysym == "2": self.enableDualInputs()
else: return False
return True
def enableDualInputs(self):
pass
def getLUT( self, cmap_index=0 ):
colormapManager = self.getColormapManager( index=cmap_index )
return colormapManager.lut
def toggleColorbarVisibility(self,**args):
for colormapManager in self.colormapManagers.values():
colormapManager.toggleColorbarVisibility(**args)
self.render()
def getColormapManager( self, **args ):
cmap_index = args.get('index',0)
name = args.get('name',None)
invert = args.get('invert',None)
smooth = args.get('smooth',None)
cmap_mgr = self.colormapManagers.get( cmap_index, None )
if cmap_mgr == None:
lut = vtk.vtkLookupTable()
cmap_mgr = ColorMapManager( lut )
self.colormapManagers[cmap_index] = cmap_mgr
if (invert <> None): cmap_mgr.invertColormap = invert
if (smooth <> None): cmap_mgr.smoothColormap = smooth
if name: cmap_mgr.load_lut( name )
return cmap_mgr
def setColormap( self, data, **args ):
try:
colormapName = str(data[0])
invertColormap = getBool( data[1] )
cmap_index = args.get( 'index', 0 )
metadata = self.getMetadata()
var_name = metadata.get( 'var_name', '')
var_units = metadata.get( 'var_units', '')
# self.updateStereo( enableStereo )
colormapManager = self.getColormapManager( name=colormapName, invert=invertColormap, index=cmap_index, units=var_units )
if( colormapManager.colorBarActor == None ):
cm_title = str.replace( "%s (%s)" % ( var_name, var_units ), " ", "\n" )
cmap_pos = [ 0.9, 0.2 ] if (cmap_index==0) else [ 0.02, 0.2 ]
self.renderer.AddActor( colormapManager.createActor( pos=cmap_pos, title=cm_title ) )
# colormapManager.setColorbarVisibility( show_colorBar )
self.updatingColormap( cmap_index, colormapManager )
self.render()
return True
except Exception, err:
print>>sys.stderr, "Error setting colormap: ", str(err)
return False
class DV3DPlot():
NoModifier = 0
ShiftModifier = 1
CtrlModifier = 2
AltModifier = 3
LEFT_BUTTON = 0
RIGHT_BUTTON = 1
sliceAxes = [ 'x', 'y', 'z' ]
def __init__( self, **args ):
self.labelBuff = ""
self.textDisplayMgr = None
self.useGui = args.get( 'gui', True )
self.renderWindow = args.get( 'renwin', self.createRenderWindow() )
self.renderWindowInteractor = self.renderWindow.GetInteractor()
self.renderWindowInteractor.SetInteractorStyle( NavigationInteractorStyle )
self.cameraOrientation = {}
self.maxStageHeight = 100.0
self.observerTargets = set()
self.xcenter = 100.0
self.xwidth = 300.0
self.ycenter = 0.0
self.ywidth = 180.0
self.gui_visibility = 0
self.configuring = False
self.configurationInteractorStyle = vtk.vtkInteractorStyleUser()
self.activated = False
# self.buttons = {}
self.renderWindowSize = None
self.isAltMode = False
self.createColormap = True
self.colormapManagers= {}
self.colormapWidget = None
self.colormapWindowSize = None
interactionButtons = self.getInteractionButtons()
interactionButtons.addSliderButton( names=['VerticalScaling'], key='Z', toggle=True, label='Vertical Scaling', sliderLabels='Vertical Scale', interactionHandler=self.processVerticalScalingCommand, range_bounds=[ 0.1, 10.0 ], initValue= 1.0 )
interactionButtons.addConfigButton( names=['ChooseColormap'], key='m', toggle=True, interactionHandler=self.processChooseColormapCommand, initValue=[ 'jet', False, False ] )
interactionButtons.addConfigButton( names=['ToggleClipping'], key='X', toggle=True, parents=['ToggleVolumePlot', 'ToggleSurfacePlot'], interactionHandler=self.processToggleClippingCommand )
def processVerticalScalingCommand( self, args, config_function ):
pass
def processToggleClippingCommand( self, args, config_function ):
pass
def getRenderer(self):
return self.renderWindow.GetRenderers().GetFirstRenderer ()
def processChooseColormapCommand( self, args, config_function ):
from ListWidget import ColorbarListWidget
colormapParam = config_function.value
if args and args[0] == "StartConfig":
pass
elif args and args[0] == "Init":
self.setColormap( config_function.initial_value )
elif args and args[0] == "EndConfig":
pass
elif args and args[0] == "InitConfig":
if ( self.colormapWidget == None ): # or self.colormapWidget.checkWindowSizeChange():
self.colormapWidget = ColorbarListWidget( self.renderWindowInteractor )
bbar = args[3]
self.colormapWidget.StateChangedSignal.connect( bbar.processInteractionEvent )
if len( args ) == 1: self.colormapWidget.toggleVisibility()
else: self.colormapWidget.toggleVisibility( state = args[1] )
elif args and args[0] == "Open":
pass
elif args and args[0] == "Close":
self.colormapWidget.hide()
elif args and args[0] == "UpdateConfig":
cmap_data = args[3]
self.setColormap( cmap_data )
colormapParam.setValues( cmap_data )
def getInteractionState( self, key ):
for bbar in ButtonBarWidget.getButtonBars():
state = bbar.getInteractionState( key )
if state[0] <> None: return state
return ( None, None, None )
def displayEventType(self, caller, event):
print " --> Event: %s " % event
return 0
def processTimerEvent(self, caller, event):
id0 = caller.GetTimerEventId ()
return 0
# id1 = caller.GetTimerEventType ()
# id2 = caller.GetTimerEventPlatformId ()
# print "TimerEvent: %d %d %d " % ( id0, id1, id2 )
def setInteractionState(self, caller, event):
key = caller.GetKeyCode()
keysym = caller.GetKeySym()
shift = caller.GetShiftKey()
# print " setInteractionState -- Key Press: %c ( %d: %s ), event = %s " % ( key, ord(key), str(keysym), str( event ) )
alt = ( keysym <> None) and keysym.startswith("Alt")
if alt:
self.isAltMode = True
else:
self.processKeyEvent( key, caller, event )
return 0
def processKeyEvent( self, key, caller=None, event=None, **args ):
keysym = caller.GetKeySym() if caller else key
ctrl = caller.GetControlKey() if caller else args.get( 'ctrl', 0 )
self.onKeyEvent( [ key, keysym, ctrl ] )
return 0
#
# if self.onKeyEvent( [ key, keysym, ctrl ] ):
# pass
# else:
# ( state, persisted, guibar ) = self.getInteractionState( key )
# # print " %s Set Interaction State: %s ( currently %s) " % ( str(self.__class__), state, self.InteractionState )
# if state <> None:
# print " ------------------------------------------ setInteractionState, key=%s, state = %s ------------------------------------------ " % (str(key), str(state) )
# guibar.updateInteractionState( state, **args )
# self.isAltMode = False
#
# for button_bar in self.button_bars.values():
# button_bar.processKeyEvent( keysym, ctrl )
# return 0
def onLeftButtonPress( self, caller, event ):
return 0
# istyle = self.renderWindowInteractor.GetInteractorStyle()
# # print "(%s)-LBP: s = %s, nis = %s " % ( getClassName( self ), getClassName(istyle), getClassName(self.navigationInteractorStyle) )
# if not self.finalizeLeveling():
# # shift = caller.GetShiftKey()
# self.currentButton = self.LEFT_BUTTON
# # self.clearInstructions()
# self.UpdateCamera()
# x, y = caller.GetEventPosition()
# self.startConfiguration( x, y, [ 'leveling', 'generic' ] )
# return 0
def onRightButtonPress( self, caller, event ):
# shift = caller.GetShiftKey()
# self.currentButton = self.RIGHT_BUTTON
# # self.clearInstructions()
# self.UpdateCamera()
# x, y = caller.GetEventPosition()
# if self.InteractionState <> None:
# self.startConfiguration( x, y, [ 'generic' ] )
return 0
def onLeftButtonRelease( self, caller, event ):
self.currentButton = None
def onRightButtonRelease( self, caller, event ):
self.currentButton = None
# def updateLevelingEvent( self, caller, event ):
# x, y = caller.GetEventPosition()
# wsize = caller.GetRenderWindow().GetSize()
# self.updateLeveling( x, y, wsize )
#
# def updateLeveling( self, x, y, wsize, **args ):
# if self.configuring:
# configFunct = self.configurableFunctions[ self.InteractionState ]
# if configFunct.type == 'leveling':
# configData = configFunct.update( self.InteractionState, x, y, wsize )
# if configData <> None:
# self.setParameter( configFunct.name, configData )
# textDisplay = configFunct.getTextDisplay()
# if textDisplay <> None: self.updateTextDisplay( textDisplay )
# self.render()
def updateTextDisplay( self, text=None, render=False ):
if text <> None:
self.labelBuff = "%s" % str(text)
label_actor = self.getLabelActor()
if label_actor: label_actor.VisibilityOn()
if render: self.render()
def getDisplayText(self):
return self.labelBuff
def getLabelActor(self):
return self.textDisplayMgr.getTextActor( 'label', self.labelBuff, (.18, .95), bold = False ) if self.textDisplayMgr else None
def UpdateCamera(self):
pass
def setParameter( self, name, value ):
pass
def getLut( self, cmap_index=0 ):
colormapManager = self.getColormapManager( index=cmap_index )
return colormapManager.lut
def updatingColormap( self, cmap_index, colormapManager ):
pass
def addObserver( self, target, event, observer ):
self.observerTargets.add( target )
target.AddObserver( event, observer )
def createRenderer(self, **args ):
background_color = args.get( 'background_color', VTK_BACKGROUND_COLOR )
self.renderer.SetBackground(*background_color)
self.renderWindowInteractor.AddObserver( 'RightButtonPressEvent', self.onRightButtonPress )
self.textDisplayMgr = TextDisplayMgr( self.renderer )
self.pointPicker = vtk.vtkPointPicker()
self.pointPicker.PickFromListOn()
try: self.pointPicker.SetUseCells(True)
except: print>>sys.stderr, "Warning, vtkPointPicker patch not installed, picking will not work properly."
self.pointPicker.InitializePickList()
self.renderWindowInteractor.SetPicker(self.pointPicker)
self.addObserver( self.renderer, 'ModifiedEvent', self.activateEvent )
self.clipper = vtk.vtkBoxWidget()
self.clipper.RotationEnabledOff()
self.clipper.SetPlaceFactor( 1.0 )
self.clipper.KeyPressActivationOff()
self.clipper.SetInteractor( self.renderWindowInteractor )
self.clipper.SetHandleSize( 0.005 )
self.clipper.SetEnabled( True )
self.clipper.InsideOutOn()
self.clipper.AddObserver( 'StartInteractionEvent', self.startClip )
self.clipper.AddObserver( 'EndInteractionEvent', self.endClip )
self.clipper.AddObserver( 'InteractionEvent', self.executeClip )
self.clipOff()
def startClip( self, caller=None, event=None ):
pass
def endClip( self, caller=None, event=None ):
pass
def executeClip( self, caller=None, event=None ):
pass
def isConfigStyle( self, iren ):
if not iren: return False
return getClassName( iren.GetInteractorStyle() ) == getClassName( self.configurationInteractorStyle )
def onKeyRelease(self, caller, event):
return 0
def onModified(self, caller, event):
# print " --- Modified Event --- "
return 0
def onAnyEvent(self, caller, event):
print " --- %s Event --- " % event
return 0
def onRender(self, caller, event):
return 0
def updateInteractor(self):
return 0
def activateEvent( self, caller, event ):
if not self.activated:
# self.addObserver( self.renderWindowInteractor, 'InteractorEvent', self.displayEventType )
self.addObserver( self.renderWindowInteractor, 'CharEvent', self.setInteractionState )
self.addObserver( self.renderWindowInteractor, 'TimerEvent', self.processTimerEvent )
# self.addObserver( self.renderWindowInteractor, 'MouseMoveEvent', self.updateLevelingEvent )
self.addObserver( self.renderWindowInteractor, 'KeyReleaseEvent', self.onKeyRelease )
self.addObserver( self.renderWindowInteractor, 'LeftButtonPressEvent', self.onLeftButtonPress )
self.addObserver( self.renderWindowInteractor, 'ModifiedEvent', self.onModified )
self.addObserver( self.renderWindowInteractor, 'RenderEvent', self.onRender )
self.addObserver( self.renderWindowInteractor, 'LeftButtonReleaseEvent', self.onLeftButtonRelease )
self.addObserver( self.renderWindowInteractor, 'RightButtonReleaseEvent', self.onRightButtonRelease )
self.addObserver( self.renderWindowInteractor, 'RightButtonPressEvent', self.onRightButtonPress )
self.addObserver( self.renderWindowInteractor, 'RenderWindowMessageEvent', self.onAnyEvent )
self.addObserver( self.renderWindowInteractor, 'ResetCameraEvent', self.onAnyEvent )
self.addObserver( self.renderWindowInteractor, 'ResetCameraClippingRangeEvent', self.onAnyEvent )
self.addObserver( self.renderWindowInteractor, 'ComputeVisiblePropBoundsEvent', self.onAnyEvent )
self.addObserver( self.renderWindowInteractor, 'UpdateSizeEvent', self.onAnyEvent )
renWin = self.renderWindowInteractor.GetRenderWindow()
renWin.AddObserver( 'ModifiedEvent', self.onWindowModified )
self.updateInteractor()
self.activated = True
def showConfigurationButton(self):
bbar_name = 'Configure'
bbar = ButtonBarWidget.getButtonBar( bbar_name )
if bbar == None:
bbar = ButtonBarWidget( bbar_name, self.renderWindowInteractor )
config_button = bbar.addConfigButton( names=['Configure'], id='Configure', key='g', toggle=True, interactionHandler=self.processConfigurationToggle )
# config_button.StateChangedSignal.connect( self.togglePlotButtons )
bbar.build()
bbar.show()
def buildPlotButtons(self):
bbar_name = 'Plot'
bbar = ButtonBarWidget( bbar_name, self.renderWindowInteractor, position=( 0.0, 0.96) )
b = bbar.addConfigButton( names=['SliceRoundRobin'], key='p', interactionHandler=bbar.sliceRoundRobin )
b = bbar.addSliderButton( names=['XSlider'], key='x', toggle=True, group='SliceRoundRobin', state=1, sliderLabels='X Slice Position', label="Slicing", position=[0,3], interactionHandler=self.processSlicingCommand )
b.addFunctionKey( 'W', 1, Button.FuncToggleStateOff )
b = bbar.addSliderButton( names=['YSlider'], key='y', toggle=True, group='SliceRoundRobin', sliderLabels='Y Slice Position', label="Slicing", position=[1,3], interactionHandler=self.processSlicingCommand )
b.addFunctionKey( 'W', 1, Button.FuncToggleStateOff )
b = bbar.addSliderButton( names=['ZSlider'], key='z', toggle=True, group='SliceRoundRobin', sliderLabels='Z Slice Position', label="Slicing", position=[2,3], interactionHandler=self.processSlicingCommand )
b.addFunctionKey( 'W', 1, Button.FuncToggleStateOff )
b = bbar.addConfigButton( names=['ToggleSurfacePlot'], key='s', children=['IsosurfaceValue'], toggle=True, interactionHandler=self.processSurfacePlotCommand )
b = bbar.addConfigButton( names=['ToggleVolumePlot'], key='v', children=['ScaleTransferFunction'], toggle=True, interactionHandler=self.processVolumePlotCommand )
bbar.build()
def processSurfacePlotCommand( self, args, config_function = None ):
if args[0] == "InitConfig":
self.toggleIsosurfaceVisibility( state=args[1] )
def processVolumePlotCommand( self, args, config_function = None ):
if args[0] == "InitConfig":
self.toggleVolumeVisibility( state=args[1] )
def fetchPlotButtons( self, show = False ):
bbar_name = 'Plot'
bbar = ButtonBarWidget.getButtonBar( bbar_name )
if bbar == None: self.buildPlotButtons()
if show:
bbar.show()
self.showInteractionButtons()
return bbar
def getPlotButtons( self, names ):
bbar = self.fetchPlotButtons()
return [ bbar.getButton( name ) for name in names ]
def toggleCongurationButtons(self, isVisible ):
config_bbars = [ 'Plot', 'Interaction' ]
for bbar_name in config_bbars:
bbar = ButtonBarWidget.getButtonBar( bbar_name )
if bbar:
if isVisible: bbar.show()
else: bbar.hide()
def processConfigurationToggle( self, args, config_function = None ):
if args[0] == "InitConfig":
name = config_function.name
bbar = ButtonBarWidget.getButtonBar( name )
button = bbar.getButton( name )
self.toggleCongurationButtons( button.state)
def processSlicingCommand( self, args, config_function = None ):
pass
def addInteractionButtons(self):
bbar_name = 'Interaction'
bbar = ButtonBarWidget( bbar_name, self.renderWindowInteractor, position=( 0.0, 0.5) )
return bbar
def getInteractionButtons(self):
bbar = ButtonBarWidget.getButtonBar( 'Interaction' )
if bbar == None: bbar = self.addInteractionButtons()
return bbar
def showInteractionButtons( self, **args ):
bbar = ButtonBarWidget.getButtonBar( 'Interaction' )
bbar.build( **args )
bbar.show()
def onWindowModified( self, caller, event ):
renwin = caller
window_size = renwin.GetSize()
if ( self.renderWindowSize == None ) or ( self.renderWindowSize[1] <> window_size[1] ) or ( self.renderWindowSize[0] <> window_size[0] ):
if self.renderWindowSize <> None:
self.onRenderWindowResize()
self.renderWindowSize = window_size
def onRenderWindowResize( self ):
self.updateTextDisplay()
ButtonBarWidget.repositionButtons()
self.render()
def clearReferrents(self):
self.removeObservers()
self.renderer = None
self.renderWindowInteractor = None
def removeObservers( self ):
for target in self.observerTargets:
target.RemoveAllObservers()
self.observerTargets.clear()
def createRenderWindow(self):
self.renderer = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer( self.renderer )
self.renderWindowInteractor = vtk.vtkRenderWindowInteractor()
self.renderWindowInteractor.SetRenderWindow(renWin)
return renWin
def closeConfigDialog(self):
pass
def enableRender(self, **args ):
return True
def render( self, **args ):
if self.enableRender( **args ):
self.renderWindow.Render()
def processEvent(self, eventArgs ):
if eventArgs[0] == "KeyEvent":
self.onKeyEvent( eventArgs[1:])
if eventArgs[0] == "ResizeEvent":
self.onResizeEvent()
def onKeyEvent(self, eventArgs ):
key = eventArgs[0]
keysym = eventArgs[1]
if keysym == "i": self.clearInteractions()
# elif keysym == "2": self.enableDualInputs()
else: return False
return True
def enableDualInputs(self):
pass
def getLUT( self, cmap_index=0 ):
colormapManager = self.getColormapManager( index=cmap_index )
return colormapManager.lut
def toggleColorbarVisibility(self,**args):
for colormapManager in self.colormapManagers.values():
colormapManager.toggleColorbarVisibility(**args)
self.render()
def getColormapManager( self, **args ):
cmap_index = args.get('index',0)
name = args.get('name',None)
invert = args.get('invert',None)
smooth = args.get('smooth',None)
cmap_mgr = self.colormapManagers.get( cmap_index, None )
if cmap_mgr == None:
lut = vtk.vtkLookupTable()
cmap_mgr = ColorMapManager( lut )
self.colormapManagers[cmap_index] = cmap_mgr
if (invert <> None): cmap_mgr.invertColormap = invert
if (smooth <> None): cmap_mgr.smoothColormap = smooth
if name: cmap_mgr.load_lut( name )
return cmap_mgr
def setColormap( self, data, **args ):
colormapName = str(data[0])
invertColormap = getBool( data[1] )
cmap_index = args.get( 'index', 0 )
metadata = self.getMetadata()
var_name = metadata.get( 'var_name', '')
var_units = metadata.get( 'var_units', '')
# self.updateStereo( enableStereo )
colormapManager = self.getColormapManager( name=colormapName, invert=invertColormap, index=cmap_index, units=var_units )
if( colormapManager.colorBarActor == None ):
cm_title = str.replace( "%s (%s)" % ( var_name, var_units ), " ", "\n" )
cmap_pos = [ 0.9, 0.2 ] if (cmap_index==0) else [ 0.02, 0.2 ]
self.renderer.AddActor( colormapManager.createActor( pos=cmap_pos, title=cm_title ) )
# colormapManager.setColorbarVisibility( show_colorBar )
self.render()
return True
return False
def getUnits(self, var_index ):
return ""
def getMetadata(self):
return self.metadata
def updateStereo( self, enableStereo ):
if enableStereo:
self.renderWindow.StereoRenderOn()
self.stereoEnabled = 1
else:
self.renderWindow.StereoRenderOff()
self.stereoEnabled = 0
def getColormap(self, cmap_index = 0 ):
colormapManager = self.getColormapManager( index=cmap_index )
return [ colormapManager.colormapName, colormapManager.invertColormap, self.stereoEnabled ]
def start(self):
self.renderWindowInteractor.Initialize()
self.showConfigurationButton()
self.renderWindow.Render()
self.renderWindowInteractor.Start()
def invalidate(self):
self.isValid = False
# def startEventLoop(self):
# self.renderWindowInteractor.Start()
def recordCamera( self ):
c = self.renderer.GetActiveCamera()
self.cameraOrientation[ self.topo ] = ( c.GetPosition(), c.GetFocalPoint(), c.GetViewUp() )
def resetCamera( self, pts = None ):
cdata = self.cameraOrientation.get( self.topo, None )
if cdata:
self.renderer.GetActiveCamera().SetPosition( *cdata[0] )
self.renderer.GetActiveCamera().SetFocalPoint( *cdata[1] )
self.renderer.GetActiveCamera().SetViewUp( *cdata[2] )
elif pts:
self.renderer.ResetCamera( pts.GetBounds() )
else:
self.renderer.ResetCamera( self.getBounds() )
def initCamera(self):
self.renderer.GetActiveCamera().SetPosition( self.xcenter, self.ycenter, 400.0 )
self.renderer.GetActiveCamera().SetFocalPoint( self.xcenter, self.ycenter, 0.0 )
self.renderer.GetActiveCamera().SetViewUp( 0, 1, 0 )
self.renderer.ResetCameraClippingRange()
def getCamera(self):
return self.renderer.GetActiveCamera()
def setFocalPoint( self, fp ):
self.renderer.GetActiveCamera().SetFocalPoint( *fp )
def printCameraPos( self, label = "" ):
cam = self.getCamera()
cpos = cam.GetPosition()
cfol = cam.GetFocalPoint()
cup = cam.GetViewUp()
camera_pos = (cpos,cfol,cup)
print "%s: Camera => %s " % ( label, str(camera_pos) )
def update(self):
pass
def getColormapSpec(self, cmap_index=0):
colormapManager = self.getColormapManager( index=cmap_index )
spec = []
spec.append( colormapManager.colormapName )
spec.append( str( colormapManager.invertColormap ) )
value_range = colormapManager.lut.GetTableRange()
spec.append( str( value_range[0] ) )
spec.append( str( value_range[1] ) )
# print " %s -- getColormapSpec: %s " % ( self.getName(), str( spec ) )
return ','.join( spec )
def onKeyPress( self, caller, event ):
key = caller.GetKeyCode()
keysym = caller.GetKeySym()
print " -- Key Press: %s ( %s ), event = %s " % ( key, str(keysym), str( event ) )
if keysym == None: return
alt = ( keysym.lower().find('alt') == 0 )
ctrl = caller.GetControlKey()
shift = caller.GetShiftKey()
