82 lines
1.6 KiB
C++
82 lines
1.6 KiB
C++
#include "StdAfx.h"
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#include "TDbObjectPointer.h"
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#include "commonRoad.h"
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#include "CADEnt.h"
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#include "RoolBackNew.h"
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ArAllStep CDataRoolBack::m_steps;
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// 清理所有保存的步骤
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void CDataRoolBack::ClearAllStep()
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{
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ClearAcaryAll(m_steps);
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}
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// 新添加一步
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void CDataRoolBack::AddNewStep()
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{
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m_steps.append(RoolStep());
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}
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// 添加一个删除的数据
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void CDataRoolBack::AddRemoveData(AcDbObjectId &idRemoved)
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{
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m_steps.last().arObjRemed.append(idRemoved);
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}
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// 添加一个新添加的数据
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void CDataRoolBack::AddNewData(AcDbObjectId &idNew)
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{
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m_steps.last().arObjAdded.append(idNew);
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}
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// 回退一步
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// 清理所有的数据，被删除的回复出来，新添加的删除掉。
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void CDataRoolBack::RoolAStep()
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{
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RoolStep &rs = m_steps.last();
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ArObjID &arIdRem = rs.arObjRemed;
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ArObjID &arIdNew = rs.arObjAdded;
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int i = 0;
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for (i = (int)arIdNew.length() - 1; i > -1; i--)
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{
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AcDbObjectPointer<AcDbObject> pObj;
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if (pObj.open(arIdNew[i], AcDb::kForWrite, false) == Acad::eOk)
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{
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pObj->erase(true); // 删除
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}
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}
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for (i = (int)arIdRem.length() - 1; i > -1; i--)
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{
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AcDbObjectPointer<AcDbObject> pObj;
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if (pObj.open(arIdRem[i], AcDb::kForWrite, true) == Acad::eOk)
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{
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pObj->erase(false); // 回复出来
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}
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}
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m_steps.removeLast();// 删除掉最后一个
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}
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AcDbObjectId RoolBackAddNewData(AcDbEntity *pEnt)
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{
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ASSERT(pEnt != NULL);
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AcDbObjectId objectId = AddToModelSpace(pEnt);
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CDataRoolBack::AddNewData(objectId);
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return objectId;
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}
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void RoolBackAddRemoveData(CCADEnt *pEnt)
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{
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ASSERT(pEnt != NULL);
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if (!pEnt->IsErased())
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{
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AcDbObjectId id = pEnt->ObjId();
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if (pEnt->Erase())
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{
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CDataRoolBack::AddRemoveData(id);
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}
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}
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} |