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C++ AcDbObjectId::isNull方法代码示例

本文整理汇总了C++中AcDbObjectId::isNull方法的典型用法代码示例。如果您正苦于以下问题：C++ AcDbObjectId::isNull方法的具体用法？C++ AcDbObjectId::isNull怎么用？C++ AcDbObjectId::isNull使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类AcDbObjectId的用法示例。


在下文中一共展示了AcDbObjectId::isNull方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: DrawWindLibrary

void DrawCmd::DrawWindLibrary( void )
{
	AcDbObjectId objId = ArxUtilHelper::SelectObject( _T( "请选择一条巷道:" ) );
	if( objId.isNull() ) return;
	if( !ArxUtilHelper::IsEqualType( _T( "LinkedGE" ), objId ) ) return;


	AcGePoint3d pt,insertPt;

	double angle;

	if( !ArxUtilHelper::PromptPt( _T( "\n请指定风库的插入点坐标:" ), pt ) ) return;

	if( !GetClosePtAndAngle( objId, pt, angle ) ) return;

	AcGeVector3d v = AcGeVector3d(AcGeVector3d::kXAxis);
	v.rotateBy(angle - PI/2,AcGeVector3d::kZAxis);
	v.normalize();

	insertPt = pt + v * 60;

	WindLibrary* pWindLib = new WindLibrary( insertPt, angle ); 	
	if( pWindLib == 0 ) return;


	pWindLib->setRelatedGE( objId ); // 关联巷道

	// 初始化并提交到数据库
	if( !ArxUtilHelper::PostToModelSpace( pWindLib ) ) delete pWindLib;

}
开发者ID:yuechuanbingzhi163，项目名称:GDES，代码行数:31，代码来源:DrawVent.cpp

示例2: GetDataObjectFromExtDict

// 从图元的扩展词典中查找数据对象
static void GetDataObjectFromExtDict( AcDbObjectIdArray& dbObjIds )
{
    AcDbObjectIdArray allObjIds;
    ArxDataTool::GetEntsByType( _T( "MineGE" ), allObjIds, true );

    // 判断是否数据对象DataObject
    // 且类型名称==type
    if( allObjIds.isEmpty() ) return;

    AcTransaction* pTrans = actrTransactionManager->startTransaction();
    if( pTrans == 0 ) return;

    int len = allObjIds.length();
    for( int i = 0; i < len; i++ )
    {
        AcDbObject* pObj;
        if( Acad::eOk != pTrans->getObject( pObj, allObjIds[i], AcDb::kForRead ) ) continue;

        MineGE* pGE = MineGE::cast( pObj );
        if( pGE == 0 ) continue;

        AcDbObjectId dbObjId = pGE->getDataObject();
        if( !dbObjId.isNull() )
        {
            dbObjIds.append( dbObjId );
        }
    }
    actrTransactionManager->endTransaction();
}
开发者ID:kanbang，项目名称:myexercise，代码行数:30，代码来源:FieldHelper.cpp

示例3: DrawChimney

void DrawCmd::DrawChimney( void )
{
    acutPrintf( _T( "\n绘制风筒测试..." ) );

    AcDbObjectId objId = ArxUtilHelper::SelectObject( _T( "请选择一个掘进工作面:" ) );
    if( objId.isNull() ) return;
    if( !ArxUtilHelper::IsEqualType( _T( "TTunnel" ), objId ) ) return;

    AcDbObjectIdArray objIds;
    DrawHelper::GetTagGEById2( objId, _T( "Chimney" ), objIds );
    if( !objIds.isEmpty() )
    {
        AfxMessageBox( _T( "该掘进工作面已设置了风筒!" ) );
        return;
    }

    AcGePoint3dArray pts;
    PolyLineJig jig;
    if( !jig.doJig( pts ) ) return;

    int len = pts.length();
    acutPrintf( _T( "\n点个数:%d" ), len );
    if( len < 2 ) return;

    Chimney* pChimney = new Chimney();
    pChimney->setRelatedGE( objId ); // 关联的图元必须是掘进工作面

    for( int i = 0; i < len; i++ ) pChimney->addControlPoint( pts[i] );

    // 初始化并提交到数据库
    if( !ArxUtilHelper::PostToModelSpace( pChimney ) ) delete pChimney;
}
开发者ID:kanbang，项目名称:myexercise，代码行数:32，代码来源:DrawVent.cpp

示例4: CheackTubeLenth

static bool CheackTubeLenth(AcDbObjectId& objId)
{
	objId = ArxUtilHelper::SelectObject( _T( "请选择一条瓦斯管路:" ) );
	if( objId.isNull() ) return false;
	if( !ArxUtilHelper::IsEqualType( _T( "GasTube" ), objId ) ) return false;

	AcTransaction *pTrans = actrTransactionManager->startTransaction();
	if ( 0 == pTrans ) return false;
	AcDbObject *pObj;
	if (Acad::eOk != pTrans->getObject(pObj,objId,AcDb::kForRead)) return false;
	GasTube *pGasTube = GasTube::cast(pObj);
	if ( 0 == pGasTube)
	{
		actrTransactionManager->abortTransaction();
		return false;
	}
	AcGePoint3d spt,ept;
	pGasTube->getSEPoint(spt,ept);
	//double angle = pGasTube->getAngle();
	actrTransactionManager->endTransaction();

	AcGeVector3d v = ept - spt;
	double tubeLenth = v.length();
	return true;
}
开发者ID:yuechuanbingzhi163，项目名称:GDES，代码行数:25，代码来源:DrawVent.cpp

示例5: DrawMText

void DrawMText( AcGiWorldDraw* mode, const AcGePoint3d& pt, double angle, const CString& str, double height, AcDbMText::AttachmentPoint ap, const CString& style )
{
    //acutPrintf(_T("\n绘制前--文字颜色:%d"), mode->subEntityTraits().color());
    AcDbMText mt;

 //   //AcDbObjectId style; // 文字样式
	AcDbObjectId fontId = GetTextStyle(style);
	if(!fontId.isNull())
	{
		acutPrintf(_T("\n设置样式为罗马字体"));
		mt.setTextStyle(fontId);
	}
    mt.setLocation( pt );
    mt.setTextHeight( height );

	mt.setAttachment( ap );
    mt.setRotation( angle );

    mt.setContents( str );

    // 经过测试发现，AcDbMText调用worldDraw的同时会修改mode的一些属性
    mt.setColorIndex( mode->subEntityTraits().color() );
	
    mt.worldDraw( mode );

    //acutPrintf(_T("\n绘制后--文字颜色:%d"), mode->subEntityTraits().color());
}
开发者ID:yuechuanbingzhi163，项目名称:GDES，代码行数:27，代码来源:DrawTool.cpp

示例6: SetEdgeType

// 设置独立用风分支
// 独立用风地点：采掘工作面、采区变电所
static bool SetEdgeType( const AcDbObjectId& objId, EdgeData* pEdgeData )
{
    bool ret = true;
    if( objId.isNull() )
    {
        pEdgeData->et = ET_VIRTUAL;
    }
    else if( ArxUtilHelper::IsEqualType( _T( "WorkSurface" ), objId ) )
    {
        pEdgeData->et = ET_USEAIR;  // 工作面
    }
    else if( ArxUtilHelper::IsEqualType( _T( "StorageGE" ), objId ) )
    {
        if( !ArxUtilHelper::IsEqualType( _T( "MachineRoom" ), objId ) )
        {
            pEdgeData->et = ET_USEAIR;  // 火药库或充电室
        }
        else if( IsPowerSubstation( objId ) )
        {
            pEdgeData->et = ET_USEAIR;  // 机电硐室--变电所(用风地点)
        }
    }
    else if( ArxUtilHelper::IsEqualType( _T( "TTunnel" ), objId ) )
    {
        pEdgeData->et = ET_USEAIR;  // 掘进工作面
    }
    /*else if(IsNeedAir(objId))
    {
    	pEdgeData->et = ET_USEAIR;
    }*/
    return ret;
}
开发者ID:kanbang，项目名称:myexercise，代码行数:34，代码来源:IdentifyLiaisonTunnel.cpp

示例7: OnBnClickedAirSelBtn

void WindStationDockBarChildDlg::OnBnClickedAirSelBtn()
{
    // 拾取按钮
    //BeginEditorCommand();
    AcDbObjectId objId = ArxUtilHelper::SelectObject( _T( "请选择一条巷道: " ) );
    //CompleteEditorCommand();
    if( !objId.isNull() )
    {
        //MessageBox(_T("拾取成功"));
        int pos = m_objIds.find( objId );
        if( pos != -1 )
        {
            //滚动条自动滚动该行,并选中
            m_list.EnsureVisible( pos, FALSE );
            m_list.SetItemState( pos, LVIS_SELECTED, LVIS_SELECTED );

            // 取消选中
            //m_list.SetItemState(pos, NULL, NULL);
        }
    }
    else
    {
        MessageBox( _T( "拾取失败" ) );
    }
}
开发者ID:kanbang，项目名称:myexercise，代码行数:25，代码来源:WindStationDockBarChildDlg.cpp

示例8: DrawJoint

void DrawCmd::DrawJoint()
{
	AcDbObjectId objId = ArxUtilHelper::SelectObject( _T( "请选择一条巷道、或掘进工作面:" ) );
	if( objId.isNull() ) return;
	if( !ArxUtilHelper::IsEqualType( _T( "LinkedGE" ), objId ) ) return;

	AcTransaction* pTrans = actrTransactionManager->startTransaction();
	if( pTrans == 0 ) return;

	AcDbObject* pObj;
	if( Acad::eOk != pTrans->getObject( pObj, objId, AcDb::kForWrite ) )
	{
		actrTransactionManager->abortTransaction();
		return;
	}

	LinkedGE* pEdge = LinkedGE::cast( pObj );
	if( pEdge == 0 )
	{
		actrTransactionManager->abortTransaction();
		return;
	}
	actrTransactionManager->endTransaction();
	AcGePoint3d spt,ept;
	pEdge->getSEPoint(spt,ept);
	AcGePoint3d pt;
	if( !PromptInsertPt( objId, pt ) ) return;

	double angle;
	if( !GetClosePtAndAngle( objId, pt, angle ) ) return;

	SplitByPoint(objId,spt,ept,pt);
	CreatJoint( objId, pt, angle );
}
开发者ID:yuechuanbingzhi163，项目名称:GDES，代码行数:34，代码来源:DrawVent.cpp

示例9: DrawLocalFan

void DrawCmd::DrawLocalFan()
{
    AcDbObjectId objId = ArxUtilHelper::SelectObject( _T( "请选择一个掘进工作面:" ) );
    if( objId.isNull() ) return;
    if( !ArxUtilHelper::IsEqualType( _T( "TTunnel" ), objId ) ) return;

    AcDbObjectIdArray objIds;
    DrawHelper::GetTagGEById2( objId, _T( "LocalFan" ), objIds );
    if( !objIds.isEmpty() )
    {
        AfxMessageBox( _T( "该掘进工作面已设置了局部通风机!" ) );
        return;
    }

    AcGePoint3d pt;
    if( !ArxUtilHelper::PromptPt( _T( "\n请指定局扇的插入点坐标:" ), pt ) ) return;

    Fan* pFan = new LocalFan( pt, 0 ); // 目前假设局扇的角度为0(实际绘图中局扇是没有方向的)
    if( pFan == 0 ) return;

    pFan->setRelatedGE( objId ); // 关联巷道

    // 初始化并提交到数据库
    if( !ArxUtilHelper::PostToModelSpace( pFan ) ) delete pFan;
}
开发者ID:kanbang，项目名称:myexercise，代码行数:25，代码来源:DrawVent.cpp

示例10: while

Acad::ErrorStatus
ArxDbgPersistentObjReactor::dxfInFields(AcDbDxfFiler* filer)
{
    Acad::ErrorStatus es;
    if (((es = AcDbObject::dxfInFields(filer)) != Acad::eOk) ||
        (filer->atSubclassData(this->desc()->name()) != Adesk::kTrue))
        return filer->filerStatus();

    resbuf rb;
	m_attachedToObjs.setLogicalLength(0);

    while ((es == Acad::eOk) && ((es = filer->readResBuf(&rb)) == Acad::eOk)) {
        if (rb.restype == AcDb::kDxfSoftPointerId) {
            AcDbObjectId tmpId;
            tmpId.setFromOldId(rb.resval.rlong);
            if (tmpId.isNull() == false)
                m_attachedToObjs.append(tmpId);
        }
        else {
            filer->pushBackItem();
            es = Acad::eEndOfFile;
        }
    }

    if (es != Acad::eEndOfFile)
        return Acad::eInvalidResBuf;

    return filer->filerStatus();
}
开发者ID:kevinzhwl，项目名称:ObjectARXMod，代码行数:29，代码来源:ArxDbgPersistentObjReactor.cpp

示例11: DrawLocalFan

void DrawCmd::DrawLocalFan()
{
    AcDbObjectId objId = ArxUtilHelper::SelectObject( _T( "请选择一条巷道:" ) );
    if( objId.isNull() ) return;
    if( !ArxUtilHelper::IsEqualType( _T( "LinkedGE" ), objId ) ) return;
	//if( !ArxUtilHelper::IsEqualType( _T( "Chimney" ), objId ) ) return;

    AcDbObjectIdArray objIds;
    DrawHelper::GetTagGEById2( objId, _T( "LocalFan" ), objIds );
    //if( !objIds.isEmpty() )
    //{
    //    AfxMessageBox( _T( "该掘进工作面已设置了局部通风机!" ) );
    //    return;
    //}

    AcGePoint3d pt,insertPt;

	double angle;
	//if( !GetClosePtAndAngle( objId, pt, angle ) ) return;
	
	if( !ArxUtilHelper::PromptPt( _T( "\n请指定局扇的插入点坐标:" ), pt ) ) return;

	insertPt = pt;
	if( !GetClosePtAndAngle( objId, pt, angle ) ) return;
    Fan* pFan = new LocalFan( insertPt, angle ); 
    if( pFan == 0 ) return;

    pFan->setRelatedGE( objId ); // 关联巷道

    // 初始化并提交到数据库
    if( !ArxUtilHelper::PostToModelSpace( pFan ) ) delete pFan;
}
开发者ID:yuechuanbingzhi163，项目名称:GDES，代码行数:32，代码来源:DrawVent.cpp

示例12: DisplayPropertyByFunName

bool PropertyDataDlgHelper::DisplayPropertyByFunName( const AcDbObjectId& objId, const CString funName )
{
	if( objId.isNull() ) return false;

	AcDbObjectId dObjId;
	if( !DataHelper::GetDataObject( objId, dObjId ) ) return false;

	CString type;
	if( !DataHelper::GetTypeName( objId, type ) ) return false;

	AcStringArray fields;
	FuncFieldHelper::GetFields(funName,type,fields);
	//for (int i = 0; i < fields.length(); i++)
	//{
	//	acutPrintf(_T("\n功能:%s\t字段:%s"),funName,fields[i]);
	//}
	//FieldHelper::GetAllFields( type, fields );
	if( fields.isEmpty() )
	{
		CString msg;
		//msg.Format(_T("类型:%s的字段个数为0，没有数据可以显示..."), type);
		msg.Format( _T( "没有数据可以显示..." ) );
		AfxMessageBox( msg );
		return false;
	}
	InputPropertyDataDlg( dObjId, fields,funName );
	return true;
}
开发者ID:wyrover，项目名称:GDES，代码行数:28，代码来源:PropertyDataDlgHelper.cpp

示例13: explodeBlock

void BlockDraw::explodeBlock( AcGeVoidPointerArray& ents )
{
    // 填充属性数据
    AcStringArray names;
    regPropertyDataNames( names );
    if( names.isEmpty() )
    {
        acutPrintf( _T( "\n没有注册要提取的字段..." ) );
        return;
    }

    if( names.length() != m_attValues.length() )
    {
        acutPrintf( _T( "\n注册的属性数据与读取的数据个数不相等!" ) );
        return;
    }

    AcDbObjectId blkId = GetBlockDefinitionByName( m_blockName );
    if( blkId.isNull() )
    {
        acutPrintf( _T( "\n未知的块定义:%s" ), m_blockName );
        return;
    }

    // 计算变换矩阵
    AcGeMatrix3d blkXform = GetBlockTransformMatrix( blkId, m_insertPt, m_angle, m_scale );

    // 分解块定义
    BlockToEntity( blkId, blkXform, names, m_attValues, ents );
}
开发者ID:kanbang，项目名称:TIDS，代码行数:30，代码来源:BlockDraw.cpp

示例14: DisplayPropertyDataDlg

bool PropertyDataDlgHelper::DisplayPropertyDataDlg( const AcDbObjectId& objId )
{
    if( objId.isNull() ) return false;

    AcDbObjectId dObjId;
    if( !DataHelper::GetDataObject( objId, dObjId ) ) return false;

    CString type;
    if( !DataHelper::GetTypeName( objId, type ) ) return false;

    AcStringArray fields;
    FieldHelper::GetAllFields( type, fields );
	//acutPrintf(_T("\n类型：%s"),type);
    if( fields.isEmpty() )
    {
        CString msg;
        //msg.Format(_T("类型:%s的字段个数为0，没有数据可以显示..."), type);
        msg.Format( _T( "没有数据可以显示..." ) );
        AfxMessageBox( msg );
        return false;
    }
    else
    {
		DisplayPartialPropertyDataDlg( dObjId, fields );
        return true;
    }
}
开发者ID:wyrover，项目名称:GDES，代码行数:27，代码来源:PropertyDataDlgHelper.cpp

示例15: setInTunnel

void TTunnel::setInTunnel( const AcDbObjectId& objId )
{
    assertWriteEnabled();
    if( objId.isNull() ) return;
    if( m_inTunnel == objId ) return;
    m_inTunnel = objId;
}
开发者ID:kanbang，项目名称:myexercise，代码行数:7，代码来源:TTunnel.cpp


注：本文中的AcDbObjectId::isNull方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。