def applyChanges(self):
stage = self._executeAllToStage()
layerString = stage.GetRootLayer().ExportToString()
self.layer.ImportFromString(layerString)
GraphState.executeCallbacks('layerChangesApplied',
layer=self.layer.realPath)
def _loadSceneFromUng(self, ungFile):
self.view._floatWidget.switchButton.setFormat('ung')
with open(ungFile, 'r') as f:
xmlString = f.read()
with GraphState.stopLiveUpdate():
self.pasteNodesFromXml(xmlString, selected=False)
def mouseReleaseEvent(self, event):
super(Pipe, self).mouseReleaseEvent(event)
if self.isFloat:
scene = self.scene()
with GraphState.stopLiveUpdate():
self._unFloatSelf(event)
scene.liveUpdateRequired()
def _loadSceneFromLayer(self):
with GraphState.stopLiveUpdate():
self.view._floatWidget.switchButton.setFormat('usd')
primSpec = self.layer.GetPrimAtPath('/')
rootNode = self.createNode('Root')
self._addNodeToPrimPath(rootNode, '/')
self._addLayerNodes(self.layer)
self._getIntoPrim(primSpec, rootNode)
# we need to connect shader nodes after all nodes are created
self._connectShadeNodes()
self.layoutNodes()
def _connectToFoundPipe(self):
if len(self.findPipes) > 0:
with GraphState.stopLiveUpdate():
for pipe in self.findPipes:
source = pipe.source
target = pipe.target
pipe.breakConnection()
self.inputPort.connectTo(source)
self.outputPort.connectTo(target)
self.scene().liveUpdateRequired()
self.findPipes = []
def _loadSceneFromXml(self, xmlString):
self.view._floatWidget.switchButton.setFormat('ung')
with GraphState.stopLiveUpdate():
self.pasteNodesFromXml(xmlString, selected=False)
def isEditable(realPath):
if GraphState.hasFunction('isFileEditable') and realPath is not None:
editAble = GraphState.executeFunction('isFileEditable', realPath)
return editAble
return True
def liveUpdateRequired(self):
if GraphState.isLiveUpdate():
self.applyChanges()
def deleteSelection(self):
with GraphState.stopLiveUpdate():
self._deleteSelection()
self.liveUpdateRequired()
def mousePressEvent(self, event):
if event.button() == QtCore.Qt.LeftButton:
with GraphState.stopLiveUpdate():
self._floatSelf(event)
else:
super(Pipe, self).mousePressEvent(event)
def mouseReleaseEvent(self, event):
if event.button() == QtCore.Qt.LeftButton and self.findingPort:
with GraphState.stopLiveUpdate():
self._connectToFoundPort(event)
self.scene().liveUpdateRequired()
def resetScene(self):
with GraphState.stopLiveUpdate():
self._resetScene()