Feature for creating and manipulating Technical Drawing Part Views getVisibleEdges() - get the visible edges in the View as Part::TopoShapeEdges getHiddenEdges() - get the hidden edges in the View as Part::TopoShapeEdges id = makeCosmeticVertex(p1) - add a CosmeticVertex at p1 (View coordinates). Returns unique id vertex. id = makeCosmeticVertex3d(p1) - add a CosmeticVertex at p1 (3d model coordinates). Returns unique id vertex. getCosmeticVertex(id) - returns CosmeticVertex with unique id. getCosmeticVertexBySelection(name) - returns CosmeticVertex with name (Vertex6). Used in selections. replaceCosmeticVertex(cv) - replaces CosmeticVertex in View. Returns True/False. removeCosmeticVertex(cv) - remove CosmeticVertex from View. Returns None. clearCosmeticVertices() - remove all CosmeticVertices from the View. Returns None. makeCosmeticLine(p1, p2) - add a CosmeticEdge from p1 to p2(View coordinates). Returns index of created edge. makeCosmeticCircle(center, radius) - add a CosmeticEdge at center with radius radius(View coordinates). Returns index of created edge. makeCosmeticCircleArc(center, radius, start, end) - add a CosmeticEdge at center with radius radius(View coordinates) from start angle to end angle. Returns index of created edge. ce = getCosmeticEdge(id) - returns CosmeticEdge with unique id. ce = getCosmeticEdgeBySelection(name) - returns CosmeticEdge by name (Edge25). Used in selections replaceCosmeticEdge(ce) - replaces CosmeticEdge ce in View. Returns True/False. removeCosmeticEdge(ce) - remove CosmeticEdge ce from View. Returns None. makeCenterLine(subNames, mode) - draw a center line on this viewPart. SubNames is a list of n Faces, 2 Edges or 2 Vertices (ex [Face1,Face2,Face3]. Returns index of added CenterLine. clearCosmeticEdges() - remove all CosmeticLines from the View. Returns None. clearCenterLines() - remove all CenterLines from the View. Returns None. clearGeomFormats() - remove all GeomFormats from the View. Returns None. adjustCenterLine(index, hShift, vShift, rotate, extend [,flip]). Returns None. formatCenterLine(index, style, weight, color, visible). Returns None. formatGeometricEdge(index, style, weight, color, visible). Returns None. getEdgeByIndex(edgeIndex). Returns Part.TopoShape. getVertexByIndex(vertexIndex). Returns Part.TopoShape.