源码分享：选择物体添加到块中

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1. //选择物体添加到块中，支持对不等比图块添加物体
   
2. void XL_Add2Block (void)
   
3. {
   
4.   ads_name BlkRef,ss;
   
5.   ads_point selPt;
   
6.   AcDbBlockTable *pBlockTable;
   
7.   //pBlockTableRec 要修改的块表记录
   
8.   //pUnBlockTableRec 无名块的块表记录
   
9.   //pBlockTableRecord 当前空间块表记录
   
10.   AcDbBlockTableRecord *pBlockTableRec,*pUnBlockTableRec,*pBlockTableRecord;
    
11.   AcDbObjectId BlkRefId,pBlockTableRecId,pUnBlockTableRecId;
    
12.   AcDbEntity *pBlkRefEnt;
    
13.   AcDbBlockReference *pBlockRef;
    
14.   if (RTNORM != acedEntSel(_T("\n选择图块:"),BlkRef,selPt))
    
15.   {
    
16.     return;
    
17.   }
    
18.   acedRedraw(BlkRef,3);
    
19.   acdbGetObjectId(BlkRefId,BlkRef);
    
20.   Acad::ErrorStatus es = acdbOpenObject(pBlkRefEnt,BlkRefId,AcDb::kForWrite);
    
21.   if (es != Acad::eOk)
    
22.   {
    
23.     acedRedraw(BlkRef,4);
    
24.     return;
    
25.   }
    
26.   if (!pBlkRefEnt->isKindOf(AcDbBlockReference::desc()))
    
27.   {
    
28.     pBlkRefEnt->close();
    
29.     acedRedraw(BlkRef,4);
    
30.     return;
    
31.   }
    
32.   pBlockRef = AcDbBlockReference::cast(pBlkRefEnt);
    
33.   //BlockDefId = pBlockRef->blockId();
    
34.   if (RTNORM != acedSSGet(_T(":L"),NULL,NULL,NULL,ss))
    
35.   {
    
36.     pBlkRefEnt->close();
    
37.     acedRedraw(BlkRef,4);
    
38.     return;
    
39.   }
    
40.   acedSSDel(BlkRef,ss);
    
41.   long len;
    
42.   acedSSLength(ss,&len);
    
43.   if (len < 1)
    
44.   {
    
45.     acdbFail(_T("没有选择实体!"));
    
46.     pBlkRefEnt->close();
    
47.     acedRedraw(BlkRef,4);
    
48.     return;
    
49.   }
    
50.   
    
51.   pBlockTableRecId = pBlockRef->blockTableRecord();
    
52.   if (Acad::eOk != acdbOpenObject(pBlockTableRec,pBlockTableRecId,AcDb::kForWrite))
    
53.   {
    
54.     pBlockTableRec->close();
    
55.     pBlkRefEnt->close();
    
56.     acedRedraw(BlkRef,4);
    
57.     return;
    
58.   }
    
59.   AcGeMatrix3d mat,invmat,mat1,mat2;
    
60.   AcGeVector3d xAxis(1,0,0),zAxis(0,0,1);
    
61.   AcGePoint3d Refposion = pBlockRef->position();
    
62.   AcGeVector3d vec(-Refposion.x,-Refposion.y,-Refposion.z);
    
63.   AcGeScale3d Refscale3d = pBlockRef->scaleFactors();
    
64.   double RefRotion = pBlockRef->rotation();
    
65.   mat = pBlockRef->blockTransform();
    
66.   invmat = mat.inverse();
    
67.   mat1.setToIdentity();
    
68.   mat1.setToRotation( - RefRotion,zAxis,Refposion);/*图块转回水平位置的矩阵*/
    
69.   mat2 = mat2.setToTranslation(vec);
    
70.   mat1.setToProduct(mat2,mat1);
    
71.   pBlkRefEnt->close();
    
72.   if (!mat.isUniScaledOrtho())
    
73.   {
    
74.     //不等比例图块
    
75.     Acad::ErrorStatus es = acdbHostApplicationServices()->workingDatabase()
    
76.       ->getBlockTable(pBlockTable, AcDb::kForWrite);
    
77.     if (es != Acad::eOk)
    
78.     {
    
79.       pBlockTable->close();
    
80.       pBlockTableRec->close();
    
81.       acedRedraw(BlkRef,4);
    
82.       return;
    
83.     }
    
84.     pUnBlockTableRec = new AcDbBlockTableRecord();
    
85.     if (Acad::eOk != pUnBlockTableRec->setName(_T("*U")))
    
86.     {
    
87.       pBlockTable->close();
    
88.       pBlockTableRec->close();
    
89.       acedRedraw(BlkRef,4);
    
90.       delete pUnBlockTableRec;
    
91.       return;
    
92.     }
    
93.     //定义无名块
    
94.     pBlockTable->add(pUnBlockTableRecId,pUnBlockTableRec);
    
95.     for (long i = 0;i < len;i++)
    
96.     {
    
97.       AcDbEntity *pEnt,*pnewEnt = NULL;
    
98.       AcDbObjectId Id;
    
99.       ads_name ent;
    
100.       acedSSName(ss,i,ent);
     
101.       acdbGetObjectId(Id,ent);
     
102.       if (acdbOpenObject(pEnt,Id,AcDb::kForWrite) != Acad::eOk)
     
103.         continue;
     
104.       pEnt->getTransformedCopy(mat1,pnewEnt);
     
105.       pUnBlockTableRec->appendAcDbEntity(pnewEnt);
     
106.       pEnt->erase(Adesk::kTrue);
     
107.       pEnt->close();
     
108.       pnewEnt->close();
     
109.     }
     
110.    
     
111.     pUnBlockTableRec->close();
     
112.     //插入无名块
     
113. 
     
114.     resbuf tilemode;
     
115.     acedGetVar(_T("TILEMODE"),&tilemode);
     
116.     int tile=tilemode.resval.rint;
     
117.     if (tile)
     
118.       es = pBlockTable->getAt(ACDB_MODEL_SPACE, pBlockTableRecord,AcDb::kForWrite);
     
119.     else
     
120.       es = pBlockTable->getAt(ACDB_PAPER_SPACE, pBlockTableRecord,AcDb::kForWrite);
     
121.     if (es != Acad::eOk)
     
122.     {
     
123.       pBlockTable->close();
     
124.       pBlockTableRecord->close();
     
125.       return;
     
126.     }
     
127.     pBlockTable->close();
     
128.     AcDbBlockReference *pBlockReference;
     
129.     pBlockReference = new AcDbBlockReference();
     
130.     pBlockReference->setBlockTableRecord(pUnBlockTableRecId);
     
131.     pBlockReference->setPosition(AcGePoint3d::kOrigin);
     
132.     AcGeScale3d scale3d = Refscale3d.inverse();
     
133.     pBlockReference->setScaleFactors(scale3d);
     
134.     AcDbObjectId entId;
     
135.     pBlockTableRecord->appendAcDbEntity(entId, pBlockReference);
     
136.     pBlockTableRecord->close();
     
137.     AcDbVoidPtrArray ptrArry;
     
138.     if (pBlockReference->explode(ptrArry) != Acad::eOk)
     
139.     {
     
140.       pBlockTableRec->close();
     
141.       pBlockReference->close();
     
142.       return;
     
143.     }
     
144.     pBlockReference->erase(Adesk::kTrue);
     
145.     pBlockReference->close();
     
146.     for (int i = 0;i < ptrArry.length();i++)
     
147.     {
     
148.       AcDbEntity * pE;
     
149.       pE = (AcDbEntity *)ptrArry.at(i);
     
150.       pBlockTableRec->appendAcDbEntity(pE);
     
151.       pE->close();
     
152.     }
     
153. 
     
154.     pBlockTableRec->close();
     
155.   }
     
156.   else
     
157.   {
     
158.     for (long i = 0;i < len;i++)
     
159.     {
     
160.       AcDbEntity *pEnt,*pnewEnt = NULL;
     
161.       AcDbObjectId Id;
     
162.       ads_name ent;
     
163.       acedSSName(ss,i,ent);
     
164.       acdbGetObjectId(Id,ent);
     
165.       if (acdbOpenObject(pEnt,Id,AcDb::kForWrite) != Acad::eOk)
     
166.         continue;
     
167.       pEnt->getTransformedCopy(invmat,pnewEnt);
     
168.       pBlockTableRec->appendAcDbEntity(pnewEnt);
     
169.       pEnt->erase(Adesk::kTrue);
     
170.       pEnt->close();
     
171.       pnewEnt->close();
     
172.     }
     
173.     pBlockTableRec->close();
     
174. 
     
175.   }
     
176.   acedRedraw(BlkRef,4);
     
177.   acedCommand(RTSTR, _T("_.REGEN"), RTNONE);
     
178. 
     
179. }
     

//选择物体添加到块中，支持对不等比图块添加物体<br /> void XL_Add2Block (void)<br /> {<br />   ads_name BlkRef,ss;<br />   ads_point selPt;<br />   AcDbBlockTable *pBlockTable;<br />   //pBlockTableRec 要修改的块表记录<br />   //pUnBlockTableRec 无名块的块表记录<br />   //pBlockTableRecord 当前空间块表记录<br />   AcDbBlockTableRecord *pBlockTableRec,*pUnBlockTableRec,*pBlockTableRecord;<br />   AcDbObjectId BlkRefId,pBlockTableRecId,pUnBlockTableRecId;<br />   AcDbEntity *pBlkRefEnt;<br />   AcDbBlockReference *pBlockRef;<br />   if (RTNORM != acedEntSel(_T("\n选择图块:"),BlkRef,selPt))<br />   {<br />     return;<br />   }<br />   acedRedraw(BlkRef,3);<br />   acdbGetObjectId(BlkRefId,BlkRef);<br />   Acad::ErrorStatus es = acdbOpenObject(pBlkRefEnt,BlkRefId,AcDb::kForWrite);<br />   if (es != Acad::eOk)<br />   {<br />     acedRedraw(BlkRef,4);<br />     return;<br />   }<br />   if (!pBlkRefEnt->isKindOf(AcDbBlockReference::desc()))<br />   {<br />     pBlkRefEnt->close();<br />     acedRedraw(BlkRef,4);<br />     return;<br />   }<br />   pBlockRef = AcDbBlockReference::cast(pBlkRefEnt);<br />   //BlockDefId = pBlockRef->blockId();<br />   if (RTNORM != acedSSGet(_T(":L"),NULL,NULL,NULL,ss))<br />   {<br />     pBlkRefEnt->close();<br />     acedRedraw(BlkRef,4);<br />     return;<br />   }<br />   acedSSDel(BlkRef,ss);<br />   long len;<br />   acedSSLength(ss,&len);<br />   if (len < 1)<br />   {<br />     acdbFail(_T("没有选择实体!"));<br />     pBlkRefEnt->close();<br />     acedRedraw(BlkRef,4);<br />     return;<br />   }<br />   <br />   pBlockTableRecId = pBlockRef->blockTableRecord();<br />   if (Acad::eOk != acdbOpenObject(pBlockTableRec,pBlockTableRecId,AcDb::kForWrite))<br />   {<br />     pBlockTableRec->close();<br />     pBlkRefEnt->close();<br />     acedRedraw(BlkRef,4);<br />     return;<br />   }<br />   AcGeMatrix3d mat,invmat,mat1,mat2;<br />   AcGeVector3d xAxis(1,0,0),zAxis(0,0,1);<br />   AcGePoint3d Refposion = pBlockRef->position();<br />   AcGeVector3d vec(-Refposion.x,-Refposion.y,-Refposion.z);<br />   AcGeScale3d Refscale3d = pBlockRef->scaleFactors();<br />   double RefRotion = pBlockRef->rotation();<br />   mat = pBlockRef->blockTransform();<br />   invmat = mat.inverse();<br />   mat1.setToIdentity();<br />   mat1.setToRotation( - RefRotion,zAxis,Refposion);/*图块转回水平位置的矩阵*/<br />   mat2 = mat2.setToTranslation(vec);<br />   mat1.setToProduct(mat2,mat1);<br />   pBlkRefEnt->close();<br />   if (!mat.isUniScaledOrtho())<br />   {<br />     //不等比例图块<br />     Acad::ErrorStatus es = acdbHostApplicationServices()->workingDatabase()<br />       ->getBlockTable(pBlockTable, AcDb::kForWrite);<br />     if (es != Acad::eOk)<br />     {<br />       pBlockTable->close();<br />       pBlockTableRec->close();<br />       acedRedraw(BlkRef,4);<br />       return;<br />     }<br />     pUnBlockTableRec = new AcDbBlockTableRecord();<br />     if (Acad::eOk != pUnBlockTableRec->setName(_T("*U")))<br />     {<br />       pBlockTable->close();<br />       pBlockTableRec->close();<br />       acedRedraw(BlkRef,4);<br />       delete pUnBlockTableRec;<br />       return;<br />     }<br />     //定义无名块<br />     pBlockTable->add(pUnBlockTableRecId,pUnBlockTableRec);<br />     for (long i = 0;i < len;i++)<br />     {<br />       AcDbEntity *pEnt,*pnewEnt = NULL;<br />       AcDbObjectId Id;<br />       ads_name ent;<br />       acedSSName(ss,i,ent);<br />       acdbGetObjectId(Id,ent);<br />       if (acdbOpenObject(pEnt,Id,AcDb::kForWrite) != Acad::eOk)<br />         continue;<br />       pEnt->getTransformedCopy(mat1,pnewEnt);<br />       pUnBlockTableRec->appendAcDbEntity(pnewEnt);<br />       pEnt->erase(Adesk::kTrue);<br />       pEnt->close();<br />       pnewEnt->close();<br />     }<br />     <br />     pUnBlockTableRec->close();<br />     //插入无名块<br /> <br />     resbuf tilemode;<br />     acedGetVar(_T("TILEMODE"),&tilemode);<br />     int tile=tilemode.resval.rint;<br />     if (tile)<br />       es = pBlockTable->getAt(ACDB_MODEL_SPACE, pBlockTableRecord,AcDb::kForWrite);<br />     else<br />       es = pBlockTable->getAt(ACDB_PAPER_SPACE, pBlockTableRecord,AcDb::kForWrite);<br />     if (es != Acad::eOk)<br />     {<br />       pBlockTable->close();<br />       pBlockTableRecord->close();<br />       return;<br />     }<br />     pBlockTable->close();<br />     AcDbBlockReference *pBlockReference;<br />     pBlockReference = new AcDbBlockReference();<br />     pBlockReference->setBlockTableRecord(pUnBlockTableRecId);<br />     pBlockReference->setPosition(AcGePoint3d::kOrigin);<br />     AcGeScale3d scale3d = Refscale3d.inverse();<br />     pBlockReference->setScaleFactors(scale3d);<br />     AcDbObjectId entId;<br />     pBlockTableRecord->appendAcDbEntity(entId, pBlockReference);<br />     pBlockTableRecord->close();<br />     AcDbVoidPtrArray ptrArry;<br />     if (pBlockReference->explode(ptrArry) != Acad::eOk)<br />     {<br />       pBlockTableRec->close();<br />       pBlockReference->close();<br />       return;<br />     }<br />     pBlockReference->erase(Adesk::kTrue);<br />     pBlockReference->close();<br />     for (int i = 0;i < ptrArry.length();i++)<br />     {<br />       AcDbEntity * pE;<br />       pE = (AcDbEntity *)ptrArry.at(i);<br />       pBlockTableRec->appendAcDbEntity(pE);<br />       pE->close();<br />     }<br /> <br />     pBlockTableRec->close();<br />   }<br />   else<br />   {<br />     for (long i = 0;i < len;i++)<br />     {<br />       AcDbEntity *pEnt,*pnewEnt = NULL;<br />       AcDbObjectId Id;<br />       ads_name ent;<br />       acedSSName(ss,i,ent);<br />       acdbGetObjectId(Id,ent);<br />       if (acdbOpenObject(pEnt,Id,AcDb::kForWrite) != Acad::eOk)<br />         continue;<br />       pEnt->getTransformedCopy(invmat,pnewEnt);<br />       pBlockTableRec->appendAcDbEntity(pnewEnt);<br />       pEnt->erase(Adesk::kTrue);<br />       pEnt->close();<br />       pnewEnt->close();<br />     }<br />     pBlockTableRec->close();<br /> <br />   }<br />   acedRedraw(BlkRef,4);<br />   acedCommand(RTSTR, _T("_.REGEN"), RTNONE);<br /> <br /> }<br />

st788796

虽然看不懂，但是还要支持一下:)

XDSoft

顶一下G版，ARX学的很深了。给大家说下思路吧。

flyfox1048

G版现在万能了

拉契

G版 太厉害了   可惜我arx是一点都不懂，有时间得学学才行

gymic

已收藏慢慢 学

yyyyyyy234

顶一顶，确实太厉害了的

why1025

:@;P;P;P;P:L:L

why1025

:D:D:D:Dxx学习

lijun126136

具体应该怎么操作在，菜鸟求罩

lijun126136

具体应该怎么操作，菜鸟求罩

wangxf888

收藏  慢慢再学