void
makeABlock()
{
// Create and name a new block table record.
//
AcDbBlockTableRecord *pBlockTableRec
= new AcDbBlockTableRecord();
pBlockTableRec->setName("ASDK-NO-ATTR");
// Get the block table.
//
AcDbBlockTable *pBlockTable = NULL;
acdbHostApplicationServices()->workingDatabase()
->getSymbolTable(pBlockTable, AcDb::kForWrite);
// Add the new block table record to the block table.
//
AcDbObjectId blockTableRecordId;
pBlockTable->add(blockTableRecordId, pBlockTableRec);
pBlockTable->close();
// Create and add a line entity to the component's
// block record.
//
AcDbLine *pLine = new AcDbLine();
AcDbObjectId lineId;
pLine->setStartPoint(AcGePoint3d(3, 3, 0));
pLine->setEndPoint(AcGePoint3d(6, 6, 0));
pLine->setColorIndex(3);
pBlockTableRec->appendAcDbEntity(lineId, pLine);
pLine->close();
pBlockTableRec->close();
}
void CMyDlg::UpdateListCtr()
{
acDocManager->lockDocument(curDoc());
int nCount = m_ListCtr.GetItemCount();
acutPrintf("%d\n", nCount);
long lId;
CString str;
AcDbObjectId LineId;
AcDbEntity *pEnt = NULL;
AcDbLine *pLine = NULL;
Acad::ErrorStatus es;
if (nCount > 0)
{
for (int i = 0; i < nCount; ++i)
{
str = m_ListCtr.GetItemText(i, 0);
lId = atol(str);
LineId.setFromOldId(lId);
//获得指针
es = acdbOpenAcDbEntity(pEnt, LineId, AcDb::kForWrite);
//检查是否被删除
pLine = AcDbLine::cast(pEnt);
if (es == Acad::eWasErased)
{
m_ListCtr.DeleteItem(i);
--m_lLineCnt;
--i;
--m_Row;
}
//检查颜色
else if (es == Acad::eOk)
{
if (pLine)
{
str = m_ListCtr.GetItemText(i, 1);
Adesk::UInt16 usColor = (Adesk::UInt16)atoi(str);
if (pLine->colorIndex() != usColor)
{
char *buf = (char*)malloc(20);
itoa((int)pLine->colorIndex(), buf, 10);
m_ListCtr.SetItemText(i, 1, buf);
free(buf);
}
pLine->close();
}
}
}
}
UpdateData(FALSE);
acDocManager->unlockDocument(curDoc());
}
void createBlock()
{
AcDbBlockTableRecord* pBTR = new AcDbBlockTableRecord();
pBTR->setName(DYNBLKSAMP_BLOCKNAME);
AcDbSymbolTable* pBT = NULL;
acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBT, AcDb::kForWrite);
pBT->add(pBTR);
pBT->close();
AcGePoint3d pt1(0.0, 0.0, 0.0);
AcGePoint3d pt2(2.0, 0.0, 0.0);
AcDbLine* pLine = new AcDbLine(pt1, pt2);
pBTR->appendAcDbEntity(pLine);
pLine->close();
pt1 = pt2;
pt2.y = 2.0;
pLine = new AcDbLine(pt1, pt2);
pBTR->appendAcDbEntity(pLine);
pLine->close();
pt1 = pt2;
pt2.x = 0.0;
pLine = new AcDbLine(pt1, pt2);
pBTR->appendAcDbEntity(pLine);
pLine->close();
pt1 = pt2;
pt2.y = 0.0;
pLine = new AcDbLine(pt1, pt2);
pBTR->appendAcDbEntity(pLine);
pLine->close();
pBTR->close();
}
AcDbObjectId Additional_Class::Draw_Line(AcGePoint3d stPoint, AcGePoint3d enPoint)
{
AcDbLine *pLineTemp = new AcDbLine();
pLineTemp->setStartPoint(stPoint);
pLineTemp->setEndPoint(enPoint);
AcDbBlockTable *pBlockTable = NULL;
acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable, AcDb::kForRead);
//this->Open_BlockTable(pBlockTable, NREADMODE);
AcDbBlockTableRecord *pBlockTableRecord = NULL;
pBlockTable->getAt(ACDB_MODEL_SPACE, pBlockTableRecord, AcDb::kForWrite);
//acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable, AcDb::kForRead);
//this->Open_ModelTableRecord(pBlockTableRecord, pBlockTable, NWRITEMODE);
AcDbObjectId TempLineID;
pBlockTableRecord->appendAcDbEntity(TempLineID, pLineTemp);
pLineTemp->close();
pBlockTable->close();
pBlockTableRecord->close();
return TempLineID;
}
void Additional_Class::Change_Line(AcDbObjectId LineID, AcGePoint3d ptStart, AcGePoint3d ptEnd )
{
AcDbEntity *pEnt_Temp;
if (acdbOpenAcDbEntity(pEnt_Temp, LineID, AcDb::kForWrite)!= Acad::eOk)
{
acutPrintf(_T("\nOPEN ENETITY ERROR"));
return;
}
if (!pEnt_Temp->isKindOf(AcDbLine::desc()))
{
acutPrintf(_T("\nENTITY IS NOT LINE"));
return;
}
AcDbLine *pLineChange;
pLineChange = AcDbLine::cast(pEnt_Temp);
AcGePoint3d pLineE;
pLineChange->setStartPoint(ptStart);
pLineChange->setEndPoint(ptEnd);
pEnt_Temp->close();
pLineChange->close();
return;
}
void CMyDlg::OnDelLine()
{
// TODO: Add your control notification handler code here
int nItem;
long lId;
CString str;
AcDbObjectId LineId;
AcDbEntity *pEnt = NULL;
AcDbLine *pLine = NULL;
Acad::ErrorStatus es;
acDocManager->lockDocument(curDoc());
//在列表中删除选定行
while(m_ListCtr.GetNextItem(-1, (LVNI_ALL | LVNI_SELECTED)) != -1)
{
nItem = m_ListCtr.GetNextItem(-1, (LVNI_ALL | LVNI_SELECTED));
str = m_ListCtr.GetItemText(nItem, 0);
//acutPrintf("%s\n", str);
lId = atol(str);
LineId.setFromOldId(lId);
//获得指针
es = acdbOpenAcDbEntity(pEnt, LineId, AcDb::kForWrite);
//在模型空间删除相应实体
pLine = AcDbLine::cast(pEnt);
if (pLine)
{
pLine->erase();
pLine->close();
m_ListCtr.DeleteItem(nItem);
--m_Row;
}
}
UpdateData(FALSE);
acDocManager->unlockDocument(curDoc());
}
void CMyDlg::OnCreateLine()
{
// TODO: Add your control notification handler code here
acDocManager->lockDocument(curDoc());
int i;
int m, n;
char *buf = (char*)malloc(20);
AcDbObjectId LineId;
AcDbLine *pLine = NULL;
//块表
AcDbBlockTable *pTb = NULL;
//块表记录
AcDbBlockTableRecord *pTbr = NULL;
//层表
AcDbLayerTable *pLyr = NULL;
//层表记录
AcDbLayerTableRecord* pLyrr = NULL;
//图形数据库
AcDbDatabase *pDb = acdbHostApplicationServices()->workingDatabase();
Acad::ErrorStatus es;
CListCtrl *pListCtr = (CListCtrl *)GetDlgItem( IDC_LIST1 );
//设置随机数种子
srand(time(NULL));
//更新数据
UpdateData(TRUE);
m_VecSize += m_Edit5;
m_xVec.resize(m_VecSize);
m_yVec.resize(m_VecSize);
//acutPrintf("%d\n", m_Edit1);
es = pDb->getLayerTable(pLyr, AcDb::kForWrite); //以写的方式打开层表
es = pDb->getBlockTable(pTb, AcDb::kForRead); //以读的方式打开块表
es = pTb->getAt(ACDB_MODEL_SPACE, pTbr, AcDb::kForWrite);//以写的方式打开块表记录
//创建图层GalLineTest
if (!pLyr->has("GalLineTest"))
{
pLyrr = new AcDbLayerTableRecord; //创建层记录
pLyrr->setName("GalLineTest"); //设置名字
//pLyrr->setColor(color); //设置颜色
//pLyrr->setLineWeight(lnWt); //设置线宽
if (Acad::eOk != pLyr->add(pLyrr)) //添加该层记录到层表
{
//添加失败
delete pLyrr; //释放内存
pLyr->close(); //关闭层表
}
//关闭层表记录
pLyrr->close();
}
//关闭层表
pLyr->close();
//生成点坐标
for (i = 0; i < m_Edit5; ++i)
{
if ((m_Edit2 != 0) && (m_Edit4 != 0))
{
m_xVec[i] = rand() % m_Edit2 + m_Edit1;
m_yVec[i] = rand() % m_Edit4 + m_Edit3;
}
else
{
m_xVec[i] = 0;
m_yVec[i] = 0;
}
}
//遍历点坐标
for (m = 0; m < m_Edit5; ++m)
{
for (n = (m+1); n < m_Edit5; ++n)
{
if ((m_xVec[m] != m_xVec[n]) && (m_yVec[m] != m_yVec[n]))
{
AcGePoint3d ptStart(m_xVec[m], m_yVec[m], 0);
AcGePoint3d ptEnd(m_xVec[n], m_yVec[n], 0);
pLine = new AcDbLine(ptStart, ptEnd);
//pLine->setColor();
pLine->setLayer("GalLineTest");
//创建线段
es = pTbr->appendAcDbEntity(LineId, pLine);
if (Acad::eOk == es)
{
++m_lLineCnt;
}
//acutPrintf("%d\n", LineId);
sprintf(buf, "%d", LineId);
m_ListCtr.InsertItem(m_Row, buf);
buf = itoa(pLine->colorIndex(), buf, 10);
m_ListCtr.SetItemText(m_Row, 1, buf);
buf = itoa(LineLength(m_xVec[m], m_yVec[m],
m_xVec[n], m_yVec[n]), buf, 10);
m_ListCtr.SetItemText(m_Row, 2, buf);
++m_Row;
pLine->close(); //关闭实体
}
}
}
pTbr->close(); //关闭块表记录
pTb->close(); //关闭块表
acDocManager->unlockDocument(curDoc());
free(buf);
}