+ if (isAxisParallel(theLine)) {
+ // Fix one point and a line length
+ Slvs_hConstraint aFixed;
+ if (!myStorage->isPointFixed(theLine.point[0], aFixed, true) &&
+ !myStorage->isPointFixed(theLine.point[1], aFixed, true))
+ fixPoint(theLine.point[0]);
+ if (!isUsedInEqual(theLine, anEqual)) {
+ // Check the distance is not set yet
+ std::list<Slvs_Constraint> aDistConstr = myStorage->getConstraintsByType(SLVS_C_PT_PT_DISTANCE);
+ std::list<Slvs_Constraint>::const_iterator aDIt = aDistConstr.begin();
+ for (; aDIt != aDistConstr.end(); aDIt++)
+ if ((aDIt->ptA == theLine.point[0] && aDIt->ptB == theLine.point[1]) ||
+ (aDIt->ptA == theLine.point[1] && aDIt->ptB == theLine.point[0]))
+ return;
+ // Calculate distance between points on the line
+ double aCoords[4];
+ for (int i = 0; i < 2; i++) {
+ Slvs_Entity aPnt = myStorage->getEntity(theLine.point[i]);
+ for (int j = 0; j < 2; j++) {
+ Slvs_Param aParam = myStorage->getParameter(aPnt.param[j]);
+ aCoords[2*i+j] = aParam.val;
+ }
+ }
+ double aLength = sqrt((aCoords[2] - aCoords[0]) * (aCoords[2] - aCoords[0]) +
+ (aCoords[3] - aCoords[1]) * (aCoords[3] - aCoords[1]));
+ // fix line length
+ Slvs_Constraint aDistance = Slvs_MakeConstraint(SLVS_E_UNKNOWN, myGroup->getId(),
+ SLVS_C_PT_PT_DISTANCE, myGroup->getWorkplaneId(), aLength,
+ theLine.point[0], theLine.point[1], SLVS_E_UNKNOWN, SLVS_E_UNKNOWN);
+ aDistance.h = myStorage->addConstraint(aDistance);
+ mySlvsConstraints.push_back(aDistance.h);
+ }
+ return;
+ }
+ else if (isUsedInEqual(theLine, anEqual)) {