__updated__ = "2014-10-28"
+def distancePointLine(point, line):
+ """
+ subroutine to calculate distance between point and line
+ result of calculated distance is has 10**-5 precision
+ """
+ aStartPoint = geomDataAPI_Point2D(line.attribute("StartPoint"))
+ aEndPoint = geomDataAPI_Point2D(line.attribute("EndPoint"))
+ # orthogonal direction
+ aDirX = -(aEndPoint.y() - aStartPoint.y())
+ aDirY = (aEndPoint.x() - aStartPoint.x())
+ aLen = math.sqrt(aDirX**2 + aDirY**2)
+ aDirX = aDirX / aLen
+ aDirY = aDirY / aLen
+ aVecX = point.x() - aStartPoint.x()
+ aVecY = point.y() - aStartPoint.y()
+ return round(math.fabs(aVecX * aDirX + aVecY * aDirY), 5)
+
aSession = ModelAPI_Session.get()
aDocument = aSession.moduleDocument()
#=========================================================================
# Add distance between point and line
#=========================================================================
PT_LINE_DIST = 50.
-aDist = model.distancePointLine(aSketchPointCoords, aSketchLine)
+aDist = distancePointLine(aSketchPointCoords, aSketchLine)
aSession.startOperation()
aConstraint = aSketchFeature.addFeature("SketchConstraintDistance")
aDistance = aConstraint.real("ConstraintValue")
aSession.startOperation()
aDistance.setValue(PT_LINE_DIST)
aSession.finishOperation()
-assert (math.fabs(model.distancePointLine(aSketchPointCoords, aSketchLine) - PT_LINE_DIST) < 1.e-10)
+assert (math.fabs(distancePointLine(aSketchPointCoords, aSketchLine) - PT_LINE_DIST) < 1.e-10)
assert (model.dof(aSketchFeature) == 5)
#=========================================================================
# Set distance between line boundaries