def addComponent(self, shape, name, color):
"""Add new shape to top assembly of self.doc & return uid"""
labels = TDF_LabelSequence()
shape_tool = XCAFDoc_DocumentTool_ShapeTool(self.doc.Main())
color_tool = XCAFDoc_DocumentTool_ColorTool(self.doc.Main())
shape_tool.GetShapes(labels)
try:
rootLabel = labels.Value(1) # First label at root
except RuntimeError as e:
print(e)
return
newLabel = shape_tool.AddComponent(rootLabel, shape, True)
# Get referrred label and apply color to it
refLabel = TDF_Label() # label of referred shape
isRef = shape_tool.GetReferredShape(newLabel, refLabel)
if isRef:
color_tool.SetColor(refLabel, color, XCAFDoc_ColorGen)
self.setLabelName(newLabel, name)
logger.info('Part %s added to root label', name)
shape_tool.UpdateAssemblies()
self.doc = self.doc_linter() # This gets color to work
self.parse_doc()
entry = newLabel.EntryDumpToString()
uid = entry + '.0' # this should work OK since it is new
return uid
def saveStep(self):
"""Export self.doc to STEP file."""
prompt = 'Choose filename for step file.'
fnametuple = QFileDialog.getSaveFileName(
None, prompt, './', "STEP files (*.stp *.STP *.step)")
fname, _ = fnametuple
if not fname:
print("Save step cancelled.")
return
# Reconstruct XCAFDoc related code from stepXD.StepImporter
labels = TDF_LabelSequence()
shape_tool = XCAFDoc_DocumentTool_ShapeTool(self.doc.Main())
shape_tool.GetShapes(labels)
logger.info('Number of labels at root : %i', labels.Length())
try:
rootlabel = labels.Value(1) # First label at root
except RuntimeError:
return
name = rootlabel.GetLabelName()
logger.info('Name of root label: %s', name)
isAssy = shape_tool.IsAssembly(rootlabel)
logger.info("First label at root holds an assembly? %s", isAssy)
# Modify self.doc by adding active part to rootlabel.
#Standard_Boolean expand = Standard_False; //default
#TDF_Label aLabel = myAssembly->AddComponent (aShape [,expand]);
newLabel = shape_tool.AddComponent(rootlabel, self.activePart, True)
#set a name to newlabel (as a reminder using OCAF), use:
#TCollection_ExtendedString aName ...;
#// contains the desired name for this Label (ASCII)
#TDataStd_Name::Set (aLabel, aName);
newName = TCollection_ExtendedString(
self._nameDict[self.activePartUID])
TDataStd_Name.Set(newLabel, newName)
logger.info('Name of new part: %s', newName)
#myAssembly->UpdateAssemblies();
shape_tool.UpdateAssemblies()
# initialize the STEP exporter
step_writer = STEPCAFControl_Writer()
# transfer shapes and write file
step_writer.Transfer(self.doc)
status = step_writer.Write(fname)
assert status == IFSelect_RetDone