Jig学习---通用Jig
using Autodesk..ApplicationServices;using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.Geometry;
using Autodesk.AutoCAD.GraphicsInterface;
using Autodesk.AutoCAD.Runtime;
using System;
using System.Collections.Generic;
using ZgxCommomLib;
namespace test
{
//委托类
public delegate void DelChangeEntity(Entity ent, Point3d frompt, Point3d movetopt);
public delegate Matrix3d DelSetMat(Point3d frompt, Point3d topt, double angle);
public class ClassCommand
{
public void test()
{
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = Application.DocumentManager.MdiActiveDocument.Database;
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
PromptSelectionResult psr = ed.GetSelection();
SelectionSet ss = psr.Value;
PromptPointResult ppr = ed.GetPoint("\n 选择点");
Point3d ptBase = ppr.Value;
ptBase = ptBase.TransformBy(ed.CurrentUserCoordinateSystem);
//实体变换委托
void del1(Entity ent, Point3d pt, Point3d moveform)
{
using (OpenCloseTransaction tr = db.TransactionManager.StartOpenCloseTransaction())
{
tr.GetObject(ent.ObjectId, OpenMode.ForWrite, false);
if (ent is DBText)
((DBText)ent).TextString = pt.ToString();
else if (ent is MText)
((MText)ent).Contents = pt.ToString();
tr.Commit();
}
}
//变换矩阵委托
Matrix3d mat(Point3d ptFrom, Point3d ptTo, double angle)
{
//angle = 100.02;
return Matrix3d.Displacement(ptFrom.GetVectorTo(ptTo));
}
DelSetMat setMat = new DelSetMat(mat);
DelChangeEntity changeEntity = new DelChangeEntity(del1);
//通过类实例化jig
DelDrawJig delJig = DrawJigEntrance.EnterJig(changeEntity, setMat, true, true);
int iControlFlag = (int)(UserInputControls.Accept3dCoordinates |
UserInputControls.NoZeroResponseAccepted |
UserInputControls.NoNegativeResponseAccepted |
UserInputControls.NullResponseAccepted);
delJig.AddEntity(ss);
delJig.BasePnt = ptBase;
delJig.Movefrom = ptBase;
delJig.MoveEndPnt = ptBase;
delJig.PrmpStr = "\n移动到";
delJig.KeyString = "A_A旋转;S_S左右镜像;D_D重新选点;F_F图取标高值";
delJig.CursorType = (int)CursorType.Crosshair;
delJig.ControlFlag = iControlFlag;
using (delJig)
{
try
{
//事务管理器
using (Transaction trans = db.TransactionManager.StartTransaction())
{
// Draw Jig 交互
PromptResult pr;
pr = ed.Drag(delJig);
// 结果
if (pr.Status == PromptStatus.OK)
{
delJig.TransFormEntities();
trans.Commit();
ed.WriteMessage("\n 拖拽结束");
return;
}
else
trans.Abort();
}// end of using tr1
}//end of try
catch (System.Exception ex)
{
ed.WriteMessage("\nJig出错了");
ed.WriteMessage("\ncatch" + ex.Message);
//Application.SetSystemVariable("orthomode", orthomode);
return;
}
}// end of using Jig
}
}
public class DrawJigEntrance
{
public static DelDrawJig EnterJig(DelChangeEntity changeEntity, DelSetMat acquireMat)
{
return new DelDrawJig(changeEntity, acquireMat);
}
public static DelDrawJig EnterJig(DelChangeEntity changeEntity, DelSetMat setMat, bool useMat)
{
DelDrawJig del = new DelDrawJig(changeEntity, setMat);
del.Usepushmat = useMat;
return del;
}
public static DelDrawJig EnterJig(DelChangeEntity changeEntity, DelSetMat setMat, bool useMat, bool useBasePoint)
{
DelDrawJig del = new DelDrawJig(changeEntity, setMat);
del.Usepushmat = useMat;
del.Userbasept = useBasePoint;
return del;
}
}
public class DelDrawJig : DrawJig, IDisposable
{
#region 字段
private Document doc = Application.DocumentManager.MdiActiveDocument;
private Database db = Application.DocumentManager.MdiActiveDocument.Database;
private Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
private Matrix3d _mat;//变换矩阵
private List _entities = new List();
private string _Callback;//回调函数名称
//private ResultBuffer _RbInvoke;//回调函数resultbuffer
private ResultBuffer _lsprtn;//回调lisp返回值
private string _PrmpStr;//提示字符串
//关键字格式:
//"A_A旋转;S_S左右镜像;D_D重新选点;F_F图取标高值"
private string _KeyString;//允许关键字
private int _CursorType;//光标类型
private int _ControlFlag;//采样允许输入类型
private string _RtnKeyString;//返回关键字,
private Point3d _BasePnt;//基点
private Point3d _movefrom;//出发点
private Point3d _moveto;//目标点
private bool _UseBasePt = true;//是否使用基点
private bool _UsePushMat = true;//是否使用矩阵
private DelChangeEntity _changentity;//委托方法1
private DelSetMat _acquireMat;//委托方法2
#endregion 字段
#region 属性
//lisp回调函数名称
public string CallBack
{
get { return _Callback; }
set { _Callback = value; }
}
//移动点
public Point3d MoveEndPnt
{
get { return _moveto; }
set { _moveto = value; }
}
public Point3d BasePnt
{
get { return _BasePnt; }
set { _BasePnt = value; }
}
public string PrmpStr
{
get { return _PrmpStr; }
set { _PrmpStr = value; }
}
public string KeyString
{
get { return _KeyString; }
set { _KeyString = value; }
}
public int CursorType
{
get { return _CursorType; }
set { _CursorType = value; }
}
public int ControlFlag
{
get { return _ControlFlag; }
set { _ControlFlag = value; }
}
public List Entities { get => _entities; set => _entities = value; }
public ResultBuffer Lsprtn { get => _lsprtn; set => _lsprtn = value; }
public Matrix3d Mat { get => _mat; set => _mat = value; }
public bool Userbasept { get => _UseBasePt; set => _UseBasePt = value; }
public bool Usepushmat { get => _UsePushMat; set => _UsePushMat = value; }
public string RtnKeyString { get => _RtnKeyString; set => _RtnKeyString = value; }
public Point3d Movefrom { get => _movefrom; set => _movefrom = value; }
public DelChangeEntity Changentity
{
get { return _changentity; }
set { _changentity = value; }
}
public DelSetMat AcquireMat
{
get { return _acquireMat; }
set { _acquireMat = value; }
}
#endregion 属性
#region 方法
public DelDrawJig()
{
}
public DelDrawJig(DelChangeEntity delChangeEntity, DelSetMat acquireMat)
{
_changentity = delChangeEntity;//委托方法1
_acquireMat = acquireMat;//委托方法2
}
public DelDrawJig(ResultBuffer rb)
{
using (rb)
{
if (rb == null)
return;
//初始化数值
TypedValue[] tb = rb.AsArray();
_Callback = (string)tb.Value;//回调函数
_PrmpStr = (string)tb.Value;//提示符
_KeyString = (string)tb.Value;//关键字
_ControlFlag = Convert.ToInt32(tb.Value);//光标控制
_CursorType = Convert.ToInt32(tb.Value);//光标
_BasePnt = (Point3d)tb.Value; //基点
//_ob = rb;
}
}
public void DyndrawRedefine(ResultBuffer rb)
{
using (rb)
{
if (rb == null)
return;
//初始化数值
TypedValue[] tb = rb.AsArray();
_Callback = (string)tb.Value;//回调函数
_PrmpStr = (string)tb.Value;//提示符
_KeyString = (string)tb.Value;//关键字
_ControlFlag = Convert.ToInt32(tb.Value);//光标控制
_CursorType = Convert.ToInt32(tb.Value);//光标
_BasePnt = (Point3d)tb.Value; //基点
}
}
public void AddEntity(Entity ent)
{
Entities.Add(ent);
}
public void AddEntity(ObjectId[] ids)
{
OpenCloseTransaction trans = db.TransactionManager.StartOpenCloseTransaction();
using (trans)
{
foreach (ObjectId id in ids)
{
Entity ent = trans.GetObject(id, OpenMode.ForRead) as Entity;
AddEntity(ent);
}
trans.Commit();
}
}
public void AddEntity(SelectionSet ss)
{
ObjectId[] ids = ss.GetObjectIds();
AddEntity(ids);
}
public void TransFormEntities()
{
OpenCloseTransaction trans = db.TransactionManager.StartOpenCloseTransaction();
using (trans)
{
foreach (Entity ent in Entities)
{
trans.GetObject(ent.ObjectId, OpenMode.ForWrite, false);// as Entity;
ent.TransformBy(_mat);
trans.Commit();
}
}
}
#endregion 方法
protected override SamplerStatus Sampler(JigPrompts prompts)
{
JigPromptPointOptions prOptions1 = new JigPromptPointOptions(_PrmpStr);
prOptions1.PpoFromString(_KeyString);
prOptions1.UserInputControls = (UserInputControls)_ControlFlag;
prOptions1.BasePoint = _BasePnt;
prOptions1.UseBasePoint = _UseBasePt;
prOptions1.Cursor = (CursorType)_CursorType;
PromptPointResult prResult1 = prompts.AcquirePoint(prOptions1);
_movefrom = _moveto;
//_BasePnt = _moveto;
if (prResult1.Status == PromptStatus.Keyword)
{
_RtnKeyString = prResult1.StringResult;
return SamplerStatus.OK;
}
if (prResult1.Status != PromptStatus.OK)
return SamplerStatus.Cancel;
if (prResult1.Value.Equals(_moveto))
{
return SamplerStatus.NoChange;
}
else
{
_moveto = prResult1.Value;//;.TransformBy(ed.CurrentUserCoordinateSystem);
return SamplerStatus.OK;
}
}
protected override bool WorldDraw(WorldDraw draw)
{
WorldGeometry geo = draw.Geometry;
if (geo != null)
{
try
{
if (_UsePushMat == true)
{
_mat = _acquireMat(_BasePnt, _moveto, 30.0);//委托2
geo.PushModelTransform(_mat);
foreach (Entity ent in _entities)
{
if (_changentity != null)
_changentity(ent, _movefrom, _moveto);//委托1
ent.RecordGraphicsModified(true);
geo.Draw(ent);
}
geo.PopModelTransform();
}
else
{
//_mat = _acquireMat(_BasePnt, _moveto, 30.0);//委托2
//geo.PushModelTransform(_mat);
foreach (Entity ent in _entities)
{
if (_changentity != null)
_changentity(ent, _movefrom, _moveto);//委托1
ent.RecordGraphicsModified(true);
geo.Draw(ent);
}
//geo.PopModelTransform();
}
}
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage(ex.ToString());
}
}// if geo
return false;
}// end of override bool WorldDraw
#region IDisposable Support
private bool disposedValue = false; // 要检测冗余调用
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
//foreach (FieldInfo info in typeof(DynDraw).GetFields())
//{
// Doc.Editor.WriteMessage("\n正在显示：" + info.ToString());
//}
Entities = null;
//_RbInvoke.Dispose();
Lsprtn = null;
_KeyString = null;
doc = null;
db = null;
//_Drawent = null;
// TODO: 释放托管状态(托管对象)。
}
// TODO: 释放未托管的资源(未托管的对象)并在以下内容中替代终结器。
// TODO: 将大型字段设置为 null。
disposedValue = true;
}
}
// TODO: 仅当以上 Dispose(bool disposing) 拥有用于释放未托管资源的代码时才替代终结器。
// ~DynDraw() {
// // 请勿更改此代码。将清理代码放入以上 Dispose(bool disposing) 中。
// Dispose(false);
// }
// 添加此代码以正确实现可处置模式。
public void Dispose()
{
// 请勿更改此代码。将清理代码放入以上 Dispose(bool disposing) 中。
Dispose(true);
// TODO: 如果在以上内容中替代了终结器，则取消注释以下行。
// GC.SuppressFinalize(this);
}
#endregion
}
}
学习一下各位的思路 看了很多代码，还是没有搞懂，楼主的代码需要再花很多时间消化。关于.net一直没有找到很完整的学习手册。才鸟的书，关于jig的内容也只是蜻蜓点水。
比如：RecordGraphicsModified 这是干嘛的？？
半路出家，一头雾水。
楼主你好，这个通用JIG怎样调用呢？比如我自己写的程序，插入一个块，就像实现和CAD一样，可以动态看到块，现在没用JIG，啥也看不到，只有插入后才看见。看到你using ZgxCommomLib;这个，这是自己的库嘛
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