from modeler.sketcher.line import Line
from modeler.sketcher.circle import Circle
+def addSketch(doc, plane):
+ """Add a Sketch feature to the Part or PartSet.
+
+ A Sketch object is instanciated with the built feature
+ it provides an interface for manipulating the feature data.
+ :return: interface on the feature
+ :rtype: Sketch object"""
+ feature = featureToCompositeFeature( doc.addFeature("Sketch") )
+ return Sketch(feature, plane)
class Sketch():
-
- def __init__(self, doc, plane):
- """Initializes a 2D Sketch on the given plane and adds the Sketch to the given Part or Partset.
- The plane can be defined either by:
- - a 3D axis system (geom.Ax3),
- - an existing face identified by its topological name.
- """
- self.my = featureToCompositeFeature( doc.addFeature("Sketch") )
- self.selection = None # Entities used for building the result shape
-# self.resultype ="Face" # Type of Sketch result
- if isinstance(plane, str):
- self.__sketchOnFace(doc, plane)
- else:
- self.__sketchOnPlane(doc, plane)
-
- def __sketchOnPlane (self, doc, plane):
- o = plane.location()
- d = plane.direction()
- dx = plane.xDirection()
- geomDataAPI_Point( self.my.data().attribute("Origin") ).setValue( o.x(), o.y(), o.z() )
- geomDataAPI_Dir( self.my.data().attribute("DirX") ).setValue( dx.x(), dx.y(), dx.z() )
- geomDataAPI_Dir( self.my.data().attribute("Norm") ).setValue( d.x(), d.y(), d.z() )
-
- def __sketchOnFace (self, doc, plane):
- self.my.data().selection("External").selectSubShape("FACE", plane)
+ """Interface on a Sketch feature."""
+ def __init__(self, feature, plane):
+ """Initialize a 2D Sketch on the given plane
+ The plane can be defined either by:
+ - a 3D axis system (geom.Ax3),
+ - an existing face identified by its topological name.
+ """
+ self._feature = feature
+ self._selection = None # Entities used for building the result shape
+ # self.resultype ="Face" # Type of Sketch result
+ if isinstance(plane, str):
+ self.__sketchOnFace(plane)
+ else:
+ self.__sketchOnPlane(plane)
+
+ def __sketchOnPlane (self, plane):
+ o = plane.location()
+ d = plane.direction()
+ dx = plane.xDirection()
+ geomDataAPI_Point(
+ self._feature.data().attribute("Origin")
+ ).setValue( o.x(), o.y(), o.z() )
+ geomDataAPI_Dir(
+ self._feature.data().attribute("DirX")
+ ).setValue( dx.x(), dx.y(), dx.z() )
+ geomDataAPI_Dir(
+ self._feature.data().attribute("Norm")
+ ).setValue( d.x(), d.y(), d.z() )
+
+ def __sketchOnFace (self, plane):
+ self._feature.data().selection("External").selectSubShape("FACE", plane)
# Creation of Geometries
- def addPoint (self, *args):
- """Adds a point to this Sketch."""
- return Point(self.my, *args)
-
- def addLine (self, *args):
- """Adds a line to this Sketch."""
- return Line(self.my, *args)
-
- def addPolyline (self, *coords):
- """Adds a poly-line to this Sketch.
- The end of consecutive segments are defined as coincident.
- """
- c0 = coords[0]
- c1 = coords[1]
- pl = []
- l1 = self.addLine(c0, c1)
- pl.append(l1)
- # Adding and connecting next lines
- for c2 in coords[2:]:
- l2 = self.addLine(c1, c2)
- self.setCoincident( l1.endPointData(), l2.startPointData() )
- pl.append(l2)
- c1 = c2
- l1 = l2
- return pl
-
- def addPolygon (self, *coords):
- """Adds a polygon to this Sketch.
- The end of consecutive segments are defined as coincident.
- """
- pg = self.addPolyline(*coords)
- # Closing the poly-line supposed being defined by at least 3 points
- c0 = coords[0]
- cn = coords[len(coords)-1]
- ln = self.addLine(cn, c0)
- self.setCoincident( pg[len(coords)-2].endPointData(), ln.startPointData() )
- self.setCoincident( ln.endPointData(), pg[0].startPointData() )
- pg.append(ln)
- return pg
-
- def addCircle (self, *args):
- """Adds a circle to this Sketch."""
- return Circle(self.my, *args)
-
-
-# Creation of Geometrical and Dimensional Constraints
-
- def setCoincident (self, p1, p2):
- """Sets coincident the two given points and adds the corresponding constraint to this Sketch."""
- constraint = self.my.addFeature("SketchConstraintCoincidence")
- constraint.data().refattr("ConstraintEntityA").setAttr(p1)
- constraint.data().refattr("ConstraintEntityB").setAttr(p2)
- return constraint
-
- def setParallel (self, l1, l2):
- """Sets parallel the two given lines and adds the corresponding constraint to this Sketch."""
- constraint = self.my.addFeature("SketchConstraintParallel")
- constraint.data().refattr("ConstraintEntityA").setObject(l1)
- constraint.data().refattr("ConstraintEntityB").setObject(l2)
- return constraint
-
- def setPerpendicular (self, l1, l2):
- """Sets perpendicular the two given lines and adds the corresponding constraint to this Sketch."""
- constraint = self.my.addFeature("SketchConstraintPerpendicular")
- constraint.data().refattr("ConstraintEntityA").setObject(l1)
- constraint.data().refattr("ConstraintEntityB").setObject(l2)
- return constraint
-
- def setDistance (self, point, line, length):
- """Sets the distance between the given point and line, and adds the corresponding constraint to this Sketch."""
- constraint = self.my.addFeature("SketchConstraintDistance")
- if isinstance(line, str):
- line = self.addLine(line).result() # Adds the edge identified by the given topological name to this Sketch
- constraint.data().refattr("ConstraintEntityA").setAttr(point)
- constraint.data().refattr("ConstraintEntityB").setObject(line)
- constraint.data().real("ConstraintValue").setValue(length)
- self.my.execute()
- return constraint
-
- def setLength (self, line, length):
- """Sets the length of the given line and adds the corresponding constraint to this Sketch."""
- constraint = self.my.addFeature("SketchConstraintLength")
- constraint.data().refattr("ConstraintEntityA").setObject(line)
- constraint.data().real("ConstraintValue").setValue(length)
- self.my.execute()
- return constraint
-
- def setRadius (self, circle, radius):
- """Sets the radius of the given circle and adds the corresponding constraint to this Sketch."""
- constraint = self.my.addFeature("SketchConstraintRadius")
- constraint.data().refattr("ConstraintEntityA").setObject(circle)
- constraint.data().real("ConstraintValue").setValue(radius)
- return constraint
-
-
-# Edition of Dimensional Constraints
-
- def setValue (self, constraint, value):
- """Modifies the value of the given dimensional constraint."""
- constraint.data().real("ConstraintValue").setValue(value)
+ def addPoint (self, *args):
+ """Adds a point to this Sketch."""
+ return Point(self._feature, *args)
+
+ def addLine (self, *args):
+ """Adds a line to this Sketch."""
+ return Line(self._feature, *args)
+
+ def addPolyline (self, *coords):
+ """Adds a poly-line to this Sketch.
+ The end of consecutive segments are defined as coincident.
+ """
+ c0 = coords[0]
+ c1 = coords[1]
+ polyline = []
+ line_1 = self.addLine(c0, c1)
+ polyline.append(line_1)
+ # Adding and connecting next lines
+ for c2 in coords[2:]:
+ line_2 = self.addLine(c1, c2)
+ self.setCoincident( line_1.endPointData(), line_2.startPointData() )
+ polyline.append(line_2)
+ c1 = c2
+ line_1 = line_2
+ return polyline
+
+ def addPolygon (self, *coords):
+ """Add a polygon to this Sketch.
+ The end of consecutive segments are defined as coincident.
+ """
+ pg = self.addPolyline(*coords)
+ # Closing the poly-line supposed being defined by at least 3 points
+ c0 = coords[0]
+ cn = coords[len(coords)-1]
+ ln = self.addLine(cn, c0)
+ self.setCoincident( pg[len(coords)-2].endPointData(), ln.startPointData() )
+ self.setCoincident( ln.endPointData(), pg[0].startPointData() )
+ pg.append(ln)
+ return pg
+
+ def addCircle (self, *args):
+ """Adds a circle to this Sketch."""
+ return Circle(self._feature, *args)
+
+
+ # Creation of Geometrical and Dimensional Constraints
+
+ def setCoincident (self, p1, p2):
+ """Set coincident the two given points and add the corresponding
+ constraint to this Sketch."""
+ constraint = self._feature.addFeature("SketchConstraintCoincidence")
+ constraint.data().refattr("ConstraintEntityA").setAttr(p1)
+ constraint.data().refattr("ConstraintEntityB").setAttr(p2)
+ return constraint
+
+ def setParallel (self, l1, l2):
+ """Set parallel the two given lines and add the corresponding
+ constraint to this Sketch."""
+ constraint = self._feature.addFeature("SketchConstraintParallel")
+ constraint.data().refattr("ConstraintEntityA").setObject(l1)
+ constraint.data().refattr("ConstraintEntityB").setObject(l2)
+ return constraint
+
+ def setPerpendicular (self, l1, l2):
+ """Set perpendicular the two given lines and add the corresponding
+ constraint to this Sketch."""
+ constraint = self._feature.addFeature("SketchConstraintPerpendicular")
+ constraint.data().refattr("ConstraintEntityA").setObject(l1)
+ constraint.data().refattr("ConstraintEntityB").setObject(l2)
+ return constraint
+
+ def setDistance (self, point, line, length):
+ """Set the distance between the given point and line, and add
+ the corresponding constraint to this Sketch."""
+ constraint = self._feature.addFeature("SketchConstraintDistance")
+ if isinstance(line, str):
+ # Add the edge identified by the given topological name
+ # to this Sketch
+ line = self.addLine(line).result()
+ constraint.data().refattr("ConstraintEntityA").setAttr(point)
+ constraint.data().refattr("ConstraintEntityB").setObject(line)
+ constraint.data().real("ConstraintValue").setValue(length)
+ self._feature.execute()
+ return constraint
+
+ def setLength (self, line, length):
+ """Set the length of the given line and add the corresponding
+ constraint to this Sketch."""
+ constraint = self._feature.addFeature("SketchConstraintLength")
+ constraint.data().refattr("ConstraintEntityA").setObject(line)
+ constraint.data().real("ConstraintValue").setValue(length)
+ self._feature.execute()
+ return constraint
+
+ def setRadius (self, circle, radius):
+ """Set the radius of the given circle and add the corresponding
+ constraint to this Sketch."""
+ constraint = self._feature.addFeature("SketchConstraintRadius")
+ constraint.data().refattr("ConstraintEntityA").setObject(circle)
+ constraint.data().real("ConstraintValue").setValue(radius)
+ return constraint
+
+
+ # Edition of Dimensional Constraints
+
+ def setValue (self, constraint, value):
+ """Modify the value of the given dimensional constraint."""
+ constraint.data().real("ConstraintValue").setValue(value)
# Getters
- def selectFace (self, *args):
- """Selects the geometrical entities of this Sketch on which the result Face must be built.
- When no entity is given, the face is based on all existing geometry of this Sketch.
- """
- #self.resultype ="Face"
- if len(args) == 0:
- self.selection = modelAPI_ResultConstruction( self.my.firstResult() ).shape()
- elif len(args) == 1:
- self.selection = args[0].shape()
- else:
- raise Exception("not yet implemented")
- return self
-
- def buildShape (self):
- """Builds the result Shape of this Sketch according to the selected geometrical entities."""
- o = geomDataAPI_Point( self.my.data().attribute("Origin") ).pnt()
- dx = geomDataAPI_Dir( self.my.data().attribute("DirX") ).dir()
- n = geomDataAPI_Dir( self.my.data().attribute("Norm") ).dir()
-
- faces = ShapeList() # The faces are kept otherwise they are destroyed at exit
- GeomAlgoAPI_SketchBuilder.createFaces(o, dx, n, self.selection, faces)
-#TODO: Deal with several faces
- return faces[0]
-
- def result (self):
- """Returns the result data of this Feature."""
- return self.my.firstResult()
+ def selectFace (self, *args):
+ """Selects the geometrical entities of this Sketch on which the result Face must be built.
+ When no entity is given, the face is based on all existing geometry of this Sketch.
+ """
+ #self.resultype ="Face"
+ if len(args) == 0:
+ self._selection = modelAPI_ResultConstruction( self._feature.firstResult() ).shape()
+ elif len(args) == 1:
+ self._selection = args[0].shape()
+ else:
+ raise Exception("not yet implemented")
+ return self
+
+ def buildShape (self):
+ """Builds the result Shape of this Sketch according to the selected geometrical entities."""
+ o = geomDataAPI_Point( self._feature.data().attribute("Origin") ).pnt()
+ dx = geomDataAPI_Dir( self._feature.data().attribute("DirX") ).dir()
+ n = geomDataAPI_Dir( self._feature.data().attribute("Norm") ).dir()
+
+ faces = ShapeList() # The faces are kept otherwise they are destroyed at exit
+ GeomAlgoAPI_SketchBuilder.createFaces(o, dx, n, self._selection, faces)
+ #TODO: Deal with several faces
+ return faces[0]
+
+ def result (self):
+ """Returns the result data of this Feature."""
+ return self._feature.firstResult()
