public double GetValueFromExpression(string expression)
{
double value = 0.0;
//get the active document
Document activeDocument = m_inventorApplication.ActiveDocument;
//get the unit of measure object
UnitsOfMeasure unitsOfMeasure = activeDocument.UnitsOfMeasure;
//get the current length units of the user
UnitsTypeEnum lengthUnitsType = unitsOfMeasure.LengthUnits;
//convert the expression to the current length units of user
try
{
object vVal;
vVal = unitsOfMeasure.GetValueFromExpression(expression, lengthUnitsType);
value = System.Convert.ToDouble(vVal);
}
catch (System.Exception e)
{
string strErrorMsg = e.Message;
value = 0.0;
return(value);
}
return(value);
}
private Inventor.ExtrudeFeature CreateFlangeExtrustion(ref Inventor.PartDocument PartDocument, string FlangeDiaOD, string FlangeDiaID, string FlangeThickness)
{
Inventor.UnitsOfMeasure UnitsOfMeasure;
Inventor.PlanarSketch Sketch;
Inventor.TransientGeometry TransientGeometry;
Inventor.SketchCircle SketchCircle;
Inventor.WorkPoint WorkPoint;
Inventor.WorkPlane BaseWorkPlane;
Inventor.RadiusDimConstraint RadiusDimConstraint = null;
Inventor.SketchEntity SketchEntity;
Inventor.ObjectCollection SketchObjectCollection;
Inventor.Profile Profile;
Inventor.ExtrudeDefinition ExtrudeDefinition;
Inventor.ExtrudeFeature ExtrudeFeature = null;
SketchObjectCollection = InvApp.TransientObjects.CreateObjectCollection();
UnitsOfMeasure = PartDocument.UnitsOfMeasure;
double DiaOD = 0, DiaID = 0, Thickness = 0;
DiaOD = UnitsOfMeasure.GetValueFromExpression(FlangeDiaOD, Inventor.UnitsTypeEnum.kMillimeterLengthUnits);
DiaID = UnitsOfMeasure.GetValueFromExpression(FlangeDiaID, Inventor.UnitsTypeEnum.kMillimeterLengthUnits);
Thickness = UnitsOfMeasure.GetValueFromExpression(FlangeThickness, Inventor.UnitsTypeEnum.kMillimeterLengthUnits);
TransientGeometry = InvApp.TransientGeometry;
WorkPoint = PartDocument.ComponentDefinition.WorkPoints[1];
BaseWorkPlane = GetPartDocumentWorkPlane(ref PartDocument, "XY");
Sketch = PartDocument.ComponentDefinition.Sketches.Add(BaseWorkPlane, false);
SketchEntity = Sketch.AddByProjectingEntity(WorkPoint);
SketchCircle = Sketch.SketchCircles.AddByCenterRadius(TransientGeometry.CreatePoint2d(0, 0), DiaOD / 2);
RadiusDimConstraint = Sketch.DimensionConstraints.AddRadius((Inventor.SketchEntity)SketchCircle, TransientGeometry.CreatePoint2d(0, 0), false);
Sketch.GeometricConstraints.AddCoincident(SketchEntity, (Inventor.SketchEntity)SketchCircle.CenterSketchPoint);
RadiusDimConstraint = null;
SketchCircle = null;
SketchCircle = Sketch.SketchCircles.AddByCenterRadius(TransientGeometry.CreatePoint2d(0, 0), DiaID / 2);
RadiusDimConstraint = Sketch.DimensionConstraints.AddRadius((Inventor.SketchEntity)SketchCircle, TransientGeometry.CreatePoint2d(0, 0), false);
Sketch.GeometricConstraints.AddCoincident(SketchEntity, (Inventor.SketchEntity)SketchCircle.CenterSketchPoint);
SketchObjectCollection.Add(SketchCircle);
Profile = Sketch.Profiles.AddForSolid(true, SketchObjectCollection);
ExtrudeDefinition = PartDocument.ComponentDefinition.Features.ExtrudeFeatures.CreateExtrudeDefinition(Profile, Inventor.PartFeatureOperationEnum.kNewBodyOperation);
ExtrudeDefinition.SetDistanceExtent(Thickness, Inventor.PartFeatureExtentDirectionEnum.kPositiveExtentDirection);
ExtrudeFeature = PartDocument.ComponentDefinition.Features.ExtrudeFeatures.Add(ExtrudeDefinition);
ExtrudeFeature.Name = "FlangeBase";
return(ExtrudeFeature);
}
private void Button2_Click(object sender, EventArgs e)
{
try
{
PartDocument oPartDoc = mApp.ActiveDocument as PartDocument;
Parameter oParam = oPartDoc.ComponentDefinition.Parameters["Length"];
double value = (double)mUOM.GetValueFromExpression(TextBox2.Text, UnitsTypeEnum.kDefaultDisplayLengthUnits);
oParam.Value = value;
oPartDoc.Update();
mApp.ActiveView.Fit(true);
}
catch
{
System.Windows.Forms.MessageBox.Show("Error: Parameter \"Length\" does not exist in active document...");
}
}
private void AddFlangeiMateDefinitions(ref Inventor.PartDocument PartDocument, string Dia, string MateNamePrefix, string Offset)
{
Inventor.ExtrudeFeature ExtrudeFeature;
Inventor.UnitsOfMeasure UnitsOfMeasure;
Inventor.Edge Edge = null;
Inventor.EdgeLoops EdgeLoops;
double FlangeHoleDiaOD = 0;
int Counter = 0;
ExtrudeFeature = PartDocument.ComponentDefinition.Features.ExtrudeFeatures[1];
UnitsOfMeasure = PartDocument.UnitsOfMeasure;
FlangeHoleDiaOD = UnitsOfMeasure.GetValueFromExpression(Dia, Inventor.UnitsTypeEnum.kMillimeterLengthUnits);
foreach (Inventor.Face Face in ExtrudeFeature.Faces)
{
if (Face.SurfaceType == Inventor.SurfaceTypeEnum.kCylinderSurface)
{
Inventor.Cylinder Cylinder;
Cylinder = Face.Geometry;
if (Cylinder.Radius == FlangeHoleDiaOD / 2)
{
EdgeLoops = Face.EdgeLoops;
foreach (Inventor.EdgeLoop EdgeLoop in EdgeLoops)
{
if (EdgeLoop.IsOuterEdgeLoop)
{
foreach (Inventor.Edge mEdge in EdgeLoop.Edges)
{
if (mEdge.CurveType == Inventor.CurveTypeEnum.kCircleCurve)
{
Edge = mEdge;
PartDocument.ComponentDefinition.iMateDefinitions.AddInsertiMateDefinition(Edge, false, Offset, null, MateNamePrefix + ":" + Counter.ToString());
Counter++;
}
}
}
}
}
}
}
}
private Inventor.ObjectCollection CreateHoleSketch(ref Inventor.PartDocument PartDocument, ref Inventor.ExtrudeFeature ExtrudeFeature, string PCD, string PCDAngle)
{
Inventor.UnitsOfMeasure UnitsOfMeasure;
Inventor.PlanarSketch Sketch = null;
Inventor.WorkPoint WorkPoint = null;
Inventor.SketchEntity CenterPointSketchEntity = null;
Inventor.SketchArc pcdSketchArc = null;
Inventor.SketchLine AngleSketchLine = null;
Inventor.SketchLine CenterSketchLine = null;
Inventor.SketchPoint SketchPoint = null;
Inventor.TransientGeometry TransientGeometry;
Inventor.RadiusDimConstraint RadiusDimConstraint = null;
Inventor.TwoLineAngleDimConstraint TwoLineAngleDimConstraint = null;
Inventor.ObjectCollection ObjectCollection = null;
Inventor.ModelParameter ModelParameter = null;
ObjectCollection = InvApp.TransientObjects.CreateObjectCollection();
double pcdDia = 0, pcdAngle = 0.0;
UnitsOfMeasure = PartDocument.UnitsOfMeasure;
pcdDia = UnitsOfMeasure.GetValueFromExpression(PCD, Inventor.UnitsTypeEnum.kMillimeterLengthUnits);
pcdAngle = UnitsOfMeasure.GetValueFromExpression(PCDAngle, Inventor.UnitsTypeEnum.kDegreeAngleUnits);
WorkPoint = PartDocument.ComponentDefinition.WorkPoints[1];
TransientGeometry = InvApp.TransientGeometry;
foreach (Inventor.Face Face in ExtrudeFeature.EndFaces)
{
if (Face.SurfaceType == Inventor.SurfaceTypeEnum.kPlaneSurface)
{
Sketch = PartDocument.ComponentDefinition.Sketches.Add(Face, false);
CenterPointSketchEntity = Sketch.AddByProjectingEntity(WorkPoint);
CenterSketchLine = Sketch.SketchLines.AddByTwoPoints(TransientGeometry.CreatePoint2d(0, 0), TransientGeometry.CreatePoint2d(0, pcdDia / 2));
CenterSketchLine.Construction = true;
AngleSketchLine = Sketch.SketchLines.AddByTwoPoints(CenterSketchLine.StartSketchPoint, TransientGeometry.CreatePoint2d(20, pcdDia / 2));
AngleSketchLine.Construction = true;
Sketch.GeometricConstraints.AddCoincident(CenterPointSketchEntity, (Inventor.SketchEntity)CenterSketchLine.StartSketchPoint);
Sketch.GeometricConstraints.AddEqualLength(CenterSketchLine, AngleSketchLine);
pcdSketchArc = Sketch.SketchArcs.AddByCenterStartEndPoint(CenterSketchLine.StartSketchPoint, CenterSketchLine.EndSketchPoint, AngleSketchLine.EndSketchPoint, false);
pcdSketchArc.Construction = true;
Sketch.GeometricConstraints.AddVertical((Inventor.SketchEntity)CenterSketchLine, false);
Sketch.GeometricConstraints.AddCoincident(CenterPointSketchEntity, (Inventor.SketchEntity)pcdSketchArc.CenterSketchPoint);
SketchPoint = Sketch.SketchPoints.Add(TransientGeometry.CreatePoint2d(0, 0), true);
Sketch.GeometricConstraints.AddCoincident((Inventor.SketchEntity)SketchPoint, (Inventor.SketchEntity)AngleSketchLine.EndSketchPoint);
RadiusDimConstraint = Sketch.DimensionConstraints.AddRadius((Inventor.SketchEntity)pcdSketchArc, pcdSketchArc.Geometry.Center, false);
if (RadiusDimConstraint.Parameter.ParameterType == Inventor.ParameterTypeEnum.kModelParameter)
{
ModelParameter = (Inventor.ModelParameter)RadiusDimConstraint.Parameter;
if (ModelParameter.BuiltIn)
{
ModelParameter.Name = "PCD";
ModelParameter.Value = pcdDia / 2;
}
}
TwoLineAngleDimConstraint = Sketch.DimensionConstraints.AddTwoLineAngle(CenterSketchLine, AngleSketchLine, TransientGeometry.CreatePoint2d(1, 1), false);
if (TwoLineAngleDimConstraint.Parameter.ParameterType == Inventor.ParameterTypeEnum.kModelParameter)
{
ModelParameter = null;
ModelParameter = (Inventor.ModelParameter)TwoLineAngleDimConstraint.Parameter;
if (ModelParameter.BuiltIn)
{
ModelParameter.Name = "Angle";
ModelParameter.Value = pcdAngle / 2;
}
}
ObjectCollection.Add(SketchPoint);
}
PartDocument.Update();
}
return(ObjectCollection);
}