NX二次开发-NXOPEN C#方式创建草图,添加约束,标注尺寸
作者：互联网
NX9+VS2012
using System;
using NXOpen;
using NXOpen.UF;
using NXOpenUI;
using NXOpen.Utilities;
public class Program
{
// class members
private static Session theSession;
private static Part workPart;
private static UI theUI;
private static UFSession theUfSession;
public static Program theProgram;
public static bool isDisposeCalled;
//------------------------------------------------------------------------------
// Constructor
//------------------------------------------------------------------------------
public Program()
{
try
{
theSession = Session.GetSession();
workPart = theSession.Parts.Work;
theUI = UI.GetUI();
theUfSession = UFSession.GetUFSession();
isDisposeCalled = false;
}
catch (NXOpen.NXException ex)
{
// ---- Enter your exception handling code here -----
// UI.GetUI().NXMessageBox.Show("Message", NXMessageBox.DialogType.Error, ex.Message);
}
}
//------------------------------------------------------------------------------
// Explicit Activation
// This entry point is used to activate the application explicitly
//------------------------------------------------------------------------------
public static int Main(string[] args)
{
int retValue = 0;
try
{
theProgram = new Program();
//TODO: Add your application code here
//在任务环境中绘制草图,不加就是直接草图
theSession.BeginTaskEnvironment();
NXOpen.Sketch nullNXOpen_Sketch = null;
//按平面方式创建草图
NXOpen.SketchInPlaceBuilder sketchInPlaceBuilder1;
sketchInPlaceBuilder1 = workPart.Sketches.CreateNewSketchInPlaceBuilder(nullNXOpen_Sketch);
//设置平面选项
sketchInPlaceBuilder1.PlaneOption = NXOpen.Sketch.PlaneOption.NewPlane;
//创建平面(Z平面)
sketchInPlaceBuilder1.Plane.SetMethod(NXOpen.PlaneTypes.MethodType.Fixed);
//连续自动标注尺寸
theSession.Preferences.Sketch.ContinuousAutoDimensioning = false;
//生成
NXOpen.NXObject nXObject1;
nXObject1 = sketchInPlaceBuilder1.Commit();
//设置对象属性的名字
nXObject1.SetName("AAAA");
//转换成Feature
NXOpen.Sketch sketch1 = (NXOpen.Sketch)nXObject1;
NXOpen.Features.Feature feature1;
feature1 = sketch1.Feature;
//设置草图特征的名字
feature1.SetName("BBB");
//销毁
sketchInPlaceBuilder1.Destroy();
//退出任务环境草图,不加就是直接草图
theSession.EndTaskEnvironment();
//激活草图
sketch1.Activate(NXOpen.Sketch.ViewReorient.True);//参数是否将视图定向到草图
//创建四条直线(做矩形)
Point3d startPoint1 = new Point3d(0, 0, 0);
Point3d endPoint1 = new Point3d(100, 0, 0);
Line line1 = workPart.Curves.CreateLine(startPoint1, endPoint1);
Point3d startPoint2 = new Point3d(100, 0, 0);
Point3d endPoint2 = new Point3d(100, -100, 0);
Line line2 = workPart.Curves.CreateLine(startPoint2, endPoint2);
Point3d startPoint3 = new Point3d(100, -100, 0);
Point3d endPoint3 = new Point3d(0, -100, 0);
Line line3 = workPart.Curves.CreateLine(startPoint3, endPoint3);
Point3d startPoint4 = new Point3d(0, -100, 0);
Point3d endPoint4 = new Point3d(0, 0, 0);
Line line4 = workPart.Curves.CreateLine(startPoint4, endPoint4);
//添加到草图里
sketch1.AddGeometry(line1, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);//参数二,自动推断出约束
sketch1.AddGeometry(line2, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);
sketch1.AddGeometry(line3, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);
sketch1.AddGeometry(line4, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);
//1.由创建几何约束方法使用,以指示约束应该应用于什么几何
Sketch.ConstraintGeometry geom_line1;
geom_line1.Geometry = line1;//几何对象
geom_line1.PointType = Sketch.ConstraintPointType.None;//点的类型
geom_line1.SplineDefiningPointIndex = 0;//忽略,除非点类型是SplineDefiningPoint
//创建一个水平约束
sketch1.CreateHorizontalConstraint(geom_line1);
//2.
Sketch.ConstraintGeometry geom_line2;
geom_line2.Geometry = line2;
geom_line2.PointType = Sketch.ConstraintPointType.None;
geom_line2.SplineDefiningPointIndex = 0;
//创建一个垂直约束
sketch1.CreateVerticalConstraint(geom_line2);
//3.
Sketch.ConstraintGeometry geom_line3;
geom_line3.Geometry = line3;
geom_line3.PointType = Sketch.ConstraintPointType.None;
geom_line3.SplineDefiningPointIndex = 0;
//创建一个水平约束
sketch1.CreateHorizontalConstraint(geom_line3);
//4.
Sketch.ConstraintGeometry geom_line4;
geom_line4.Geometry = line4;
geom_line4.PointType = Sketch.ConstraintPointType.None;
geom_line4.SplineDefiningPointIndex = 0;
//创建一个垂直约束
sketch1.CreateVerticalConstraint(geom_line4);
//1.
Sketch.ConstraintGeometry geom_line1_startPoint;
geom_line1_startPoint.Geometry = line1;//几何对象(直线)
geom_line1_startPoint.PointType = Sketch.ConstraintPointType.StartVertex;//通过这条线找到它的起始端点
geom_line1_startPoint.SplineDefiningPointIndex = 0;//忽略,除非点类型是SplineDefiningPoint
//得到草图原点坐标
Point3d SketchOri = sketch1.Origin;
//创建一个点
Point OriPoint = workPart.Points.CreatePoint(SketchOri);
//2.
Sketch.ConstraintGeometry geom_OriPoint;
geom_OriPoint.Geometry = OriPoint;//几何对象(点)
geom_OriPoint.PointType = Sketch.ConstraintPointType.None;//点的类型为空
geom_OriPoint.SplineDefiningPointIndex = 0;//忽略,除非点类型是SplineDefiningPoint
//创建点到点约束
sketch1.CreateCoincidentConstraint(geom_line1_startPoint, geom_OriPoint);
//标注尺寸约束(直线1)
NXOpen.NXObject nullNXOpen_NXObject = null;
Sketch.DimensionGeometry dimLine1_startPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine1_startPoint.Geometry = line1;
dimLine1_startPoint.AssocType = Sketch.AssocType.StartPoint;//起点
dimLine1_startPoint.AssocValue = 0;
dimLine1_startPoint.HelpPoint.X = 0.0;
dimLine1_startPoint.HelpPoint.Y = 0.0;
dimLine1_startPoint.HelpPoint.Z = 0.0;
dimLine1_startPoint.View = nullNXOpen_NXObject;
Sketch.DimensionGeometry dimLine1_endPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine1_endPoint.Geometry = line1;
dimLine1_endPoint.AssocType = Sketch.AssocType.EndPoint;//终点
dimLine1_endPoint.AssocValue = 0;
dimLine1_endPoint.HelpPoint.X = 0.0;
dimLine1_endPoint.HelpPoint.Y = 0.0;
dimLine1_endPoint.HelpPoint.Z = 0.0;
dimLine1_endPoint.View = nullNXOpen_NXObject;
Point3d dimOri1 = new Point3d(100, 15, 0);//尺寸位置放置的点
Expression dimExp1 = workPart.Expressions.CreateSystemExpression("A1=200");//创建表达式
sketch1.CreateDimension(NXOpen.Sketch.ConstraintType.ParallelDim, dimLine1_startPoint, dimLine1_endPoint, dimOri1, dimExp1, NXOpen.Sketch.DimensionOption.CreateAsDriving);
//标注尺寸约束(直线2)
Sketch.DimensionGeometry dimLine2_startPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine2_startPoint.Geometry = line2;
dimLine2_startPoint.AssocType = Sketch.AssocType.StartPoint;//起点
dimLine2_startPoint.AssocValue = 0;
dimLine2_startPoint.HelpPoint.X = 0.0;
dimLine2_startPoint.HelpPoint.Y = 0.0;
dimLine2_startPoint.HelpPoint.Z = 0.0;
dimLine2_startPoint.View = nullNXOpen_NXObject;
Sketch.DimensionGeometry dimLine2_endPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine2_endPoint.Geometry = line2;
dimLine2_endPoint.AssocType = Sketch.AssocType.EndPoint;//终点
dimLine2_endPoint.AssocValue = 0;
dimLine2_endPoint.HelpPoint.X = 0.0;
dimLine2_endPoint.HelpPoint.Y = 0.0;
dimLine2_endPoint.HelpPoint.Z = 0.0;
dimLine2_endPoint.View = nullNXOpen_NXObject;
Point3d dimOri2 = new Point3d(210, -100, 0);//尺寸位置放置的点
Expression dimExp2 = workPart.Expressions.CreateSystemExpression("A2=200");//创建表达式
sketch1.CreateDimension(NXOpen.Sketch.ConstraintType.ParallelDim, dimLine2_startPoint, dimLine2_endPoint, dimOri2, dimExp2, NXOpen.Sketch.DimensionOption.CreateAsDriving);
//完成草图
theSession.ActiveSketch.Deactivate(NXOpen.Sketch.ViewReorient.True, NXOpen.Sketch.UpdateLevel.Model);
theProgram.Dispose();
}
catch (NXOpen.NXException ex)
{
// ---- Enter your exception handling code here -----
}
return retValue;
}
//------------------------------------------------------------------------------
// Following method disposes all the class members
//------------------------------------------------------------------------------
public void Dispose()
{
try
{
if (isDisposeCalled == false)
{
//TODO: Add your application code here
}
isDisposeCalled = true;
}
catch (NXOpen.NXException ex)
{
// ---- Enter your exception handling code here -----
}
}
public static int GetUnloadOption(string arg)
{
//Unloads the image explicitly, via an unload dialog
//return System.Convert.ToInt32(Session.LibraryUnloadOption.Explicitly);
//Unloads the image immediately after execution within NX
return System.Convert.ToInt32(Session.LibraryUnloadOption.Immediately);
//Unloads the image when the NX session terminates
// return System.Convert.ToInt32(Session.LibraryUnloadOption.AtTermination);
}
}
Caesar卢尚宇
2020年8月16日
两个版本没有太大变化，个别的旧方法NX11废弃了，要用新的方法
NX11+VS2013
using System;
using NXOpen;
using NXOpen.UF;
using NXOpenUI;
using NXOpen.Utilities;
public class Program
{
// class members
private static Session theSession;
private static Part workPart;
private static UI theUI;
private static UFSession theUfSession;
public static Program theProgram;
public static bool isDisposeCalled;
//------------------------------------------------------------------------------
// Constructor
//------------------------------------------------------------------------------
public Program()
{
try
{
theSession = Session.GetSession();
workPart = theSession.Parts.Work;
theUI = UI.GetUI();
theUfSession = UFSession.GetUFSession();
isDisposeCalled = false;
}
catch (NXOpen.NXException ex)
{
// ---- Enter your exception handling code here -----
// UI.GetUI().NXMessageBox.Show("Message", NXMessageBox.DialogType.Error, ex.Message);
}
}
//------------------------------------------------------------------------------
// Explicit Activation
// This entry point is used to activate the application explicitly
//------------------------------------------------------------------------------
public static int Main(string[] args)
{
int retValue = 0;
try
{
theProgram = new Program();
//TODO: Add your application code here
//在任务环境中绘制草图,不加就是直接草图
theSession.BeginTaskEnvironment();
NXOpen.Sketch nullNXOpen_Sketch = null;
//按平面方式创建草图
NXOpen.SketchInPlaceBuilder sketchInPlaceBuilder1;
sketchInPlaceBuilder1 = workPart.Sketches.CreateSketchInPlaceBuilder2(nullNXOpen_Sketch);
//设置平面选项
sketchInPlaceBuilder1.PlaneOption = NXOpen.Sketch.PlaneOption.NewPlane;
//创建平面(Z平面)
NXOpen.Point3d origin1 = new NXOpen.Point3d(0.0, 0.0, 0.0);
NXOpen.Vector3d normal1 = new NXOpen.Vector3d(0.0, 0.0, 1.0);
NXOpen.Plane plane1;
plane1 = workPart.Planes.CreatePlane(origin1, normal1, NXOpen.SmartObject.UpdateOption.WithinModeling);
sketchInPlaceBuilder1.PlaneReference = plane1;
plane1.SetMethod(NXOpen.PlaneTypes.MethodType.Fixed);
//连续自动标注尺寸
theSession.Preferences.Sketch.ContinuousAutoDimensioning = false;
//生成
NXOpen.NXObject nXObject1;
nXObject1 = sketchInPlaceBuilder1.Commit();
//设置对象属性的名字
nXObject1.SetName("这是对象属性的名字");
//转换成Feature
NXOpen.Sketch sketch1 = (NXOpen.Sketch)nXObject1;
NXOpen.Features.Feature feature1;
feature1 = sketch1.Feature;
//设置草图特征的名字
feature1.SetName("这是草图特征的名字");
//销毁
sketchInPlaceBuilder1.Destroy();
//退出任务环境草图,不加就是直接草图
theSession.EndTaskEnvironment();
//激活草图
sketch1.Activate(NXOpen.Sketch.ViewReorient.True);//参数是否将视图定向到草图
//创建四条直线(做矩形)
Point3d startPoint1 = new Point3d(0, 0, 0);
Point3d endPoint1 = new Point3d(100, 0, 0);
Line line1 = workPart.Curves.CreateLine(startPoint1, endPoint1);
Point3d startPoint2 = new Point3d(100, 0, 0);
Point3d endPoint2 = new Point3d(100, -100, 0);
Line line2 = workPart.Curves.CreateLine(startPoint2, endPoint2);
Point3d startPoint3 = new Point3d(100, -100, 0);
Point3d endPoint3 = new Point3d(0, -100, 0);
Line line3 = workPart.Curves.CreateLine(startPoint3, endPoint3);
Point3d startPoint4 = new Point3d(0, -100, 0);
Point3d endPoint4 = new Point3d(0, 0, 0);
Line line4 = workPart.Curves.CreateLine(startPoint4, endPoint4);
//添加到草图里
sketch1.AddGeometry(line1, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);//参数二,自动推断出约束
sketch1.AddGeometry(line2, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);
sketch1.AddGeometry(line3, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);
sketch1.AddGeometry(line4, NXOpen.Sketch.InferConstraintsOption.InferCoincidentConstraints);
//1.由创建几何约束方法使用,以指示约束应该应用于什么几何
Sketch.ConstraintGeometry geom_line1;
geom_line1.Geometry = line1;//几何对象
geom_line1.PointType = Sketch.ConstraintPointType.None;//点的类型
geom_line1.SplineDefiningPointIndex = 0;//忽略,除非点类型是SplineDefiningPoint
//创建一个水平约束
sketch1.CreateHorizontalConstraint(geom_line1);
//2.
Sketch.ConstraintGeometry geom_line2;
geom_line2.Geometry = line2;
geom_line2.PointType = Sketch.ConstraintPointType.None;
geom_line2.SplineDefiningPointIndex = 0;
//创建一个垂直约束
sketch1.CreateVerticalConstraint(geom_line2);
//3.
Sketch.ConstraintGeometry geom_line3;
geom_line3.Geometry = line3;
geom_line3.PointType = Sketch.ConstraintPointType.None;
geom_line3.SplineDefiningPointIndex = 0;
//创建一个水平约束
sketch1.CreateHorizontalConstraint(geom_line3);
//4.
Sketch.ConstraintGeometry geom_line4;
geom_line4.Geometry = line4;
geom_line4.PointType = Sketch.ConstraintPointType.None;
geom_line4.SplineDefiningPointIndex = 0;
//创建一个垂直约束
sketch1.CreateVerticalConstraint(geom_line4);
//1.
Sketch.ConstraintGeometry geom_line1_startPoint;
geom_line1_startPoint.Geometry = line1;//几何对象(直线)
geom_line1_startPoint.PointType = Sketch.ConstraintPointType.StartVertex;//通过这条线找到它的起始端点
geom_line1_startPoint.SplineDefiningPointIndex = 0;//忽略,除非点类型是SplineDefiningPoint
//得到草图原点坐标
Point3d SketchOri = sketch1.Origin;
//创建一个点
Point OriPoint = workPart.Points.CreatePoint(SketchOri);
//2.
Sketch.ConstraintGeometry geom_OriPoint;
geom_OriPoint.Geometry = OriPoint;//几何对象(点)
geom_OriPoint.PointType = Sketch.ConstraintPointType.None;//点的类型为空
geom_OriPoint.SplineDefiningPointIndex = 0;//忽略,除非点类型是SplineDefiningPoint
//创建点到点约束
sketch1.CreateCoincidentConstraint(geom_line1_startPoint, geom_OriPoint);
//标注尺寸约束(直线1)
NXOpen.NXObject nullNXOpen_NXObject = null;
Sketch.DimensionGeometry dimLine1_startPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine1_startPoint.Geometry = line1;
dimLine1_startPoint.AssocType = Sketch.AssocType.StartPoint;//起点
dimLine1_startPoint.AssocValue = 0;
dimLine1_startPoint.HelpPoint.X = 0.0;
dimLine1_startPoint.HelpPoint.Y = 0.0;
dimLine1_startPoint.HelpPoint.Z = 0.0;
dimLine1_startPoint.View = nullNXOpen_NXObject;
Sketch.DimensionGeometry dimLine1_endPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine1_endPoint.Geometry = line1;
dimLine1_endPoint.AssocType = Sketch.AssocType.EndPoint;//终点
dimLine1_endPoint.AssocValue = 0;
dimLine1_endPoint.HelpPoint.X = 0.0;
dimLine1_endPoint.HelpPoint.Y = 0.0;
dimLine1_endPoint.HelpPoint.Z = 0.0;
dimLine1_endPoint.View = nullNXOpen_NXObject;
Point3d dimOri1 = new Point3d(100, 15, 0);//尺寸位置放置的点
Expression dimExp1 = workPart.Expressions.CreateSystemExpression("A1=200");//创建表达式
sketch1.CreateDimension(NXOpen.Sketch.ConstraintType.ParallelDim, dimLine1_startPoint, dimLine1_endPoint, dimOri1, dimExp1, NXOpen.Sketch.DimensionOption.CreateAsDriving);
//标注尺寸约束(直线2)
Sketch.DimensionGeometry dimLine2_startPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine2_startPoint.Geometry = line2;
dimLine2_startPoint.AssocType = Sketch.AssocType.StartPoint;//起点
dimLine2_startPoint.AssocValue = 0;
dimLine2_startPoint.HelpPoint.X = 0.0;
dimLine2_startPoint.HelpPoint.Y = 0.0;
dimLine2_startPoint.HelpPoint.Z = 0.0;
dimLine2_startPoint.View = nullNXOpen_NXObject;
Sketch.DimensionGeometry dimLine2_endPoint = new NXOpen.Sketch.DimensionGeometry();
dimLine2_endPoint.Geometry = line2;
dimLine2_endPoint.AssocType = Sketch.AssocType.EndPoint;//终点
dimLine2_endPoint.AssocValue = 0;
dimLine2_endPoint.HelpPoint.X = 0.0;
dimLine2_endPoint.HelpPoint.Y = 0.0;
dimLine2_endPoint.HelpPoint.Z = 0.0;
dimLine2_endPoint.View = nullNXOpen_NXObject;
Point3d dimOri2 = new Point3d(210, -100, 0);//尺寸位置放置的点
Expression dimExp2 = workPart.Expressions.CreateSystemExpression("A2=200");//创建表达式
sketch1.CreateDimension(NXOpen.Sketch.ConstraintType.ParallelDim, dimLine2_startPoint, dimLine2_endPoint, dimOri2, dimExp2, NXOpen.Sketch.DimensionOption.CreateAsDriving);
//完成草图
theSession.ActiveSketch.Deactivate(NXOpen.Sketch.ViewReorient.True, NXOpen.Sketch.UpdateLevel.Model);
theProgram.Dispose();
}
catch (NXOpen.NXException ex)
{
// ---- Enter your exception handling code here -----
}
return retValue;
}
//------------------------------------------------------------------------------
// Following method disposes all the class members
//------------------------------------------------------------------------------
public void Dispose()
{
try
{
if (isDisposeCalled == false)
{
//TODO: Add your application code here
}
isDisposeCalled = true;
}
catch (NXOpen.NXException ex)
{
// ---- Enter your exception handling code here -----
}
}
public static int GetUnloadOption(string arg)
{
//Unloads the image explicitly, via an unload dialog
//return System.Convert.ToInt32(Session.LibraryUnloadOption.Explicitly);
//Unloads the image immediately after execution within NX
return System.Convert.ToInt32(Session.LibraryUnloadOption.Immediately);
//Unloads the image when the NX session terminates
// return System.Convert.ToInt32(Session.LibraryUnloadOption.AtTermination);
}
}
Caesar卢尚宇
2020年8月16日
标签：Sketch,endPoint,C#,Point3d,NX,geom,二次开发,NXOpen,startPoint 来源： https://www.cnblogs.com/nxopen2018/p/13513819.html