在创建工程图中，常常需要进行某些位置的尺寸标注。通常只需要将需要投影的点投影至工程图中，两点之间的标注数值也就是两个点的实际距离。但有些时候的标注值不是两个点的距离值，此时需要对此“假数据”进行标注。
// ------------------------------------------------
/**
@brief 直接根据两点创建距离标注
@param[in] ipSectionView 工程图view
@param[in] iPosition 工程图第一点
@param[in] iPosition2 工程图第二点
@param[in] iChangeValFlg 是否需要变更距离标注值
@param[in] idValue 假标注值
@param[in] dimRep 引线类型
@retval TRUE：创建成功 FALSE：创建失败
@note [详细说明]
-
@attention [注意事项说明]
/
// ------------------------------------------------
CATBoolean CreateDimFrom2DPntPos(
CATIView ipSectionView,
double* iPosition,
double* iPosition2,
CATMathPoint2D iMovePos,
const int& iChangeValFlg,
const double& idValue,
CATDrwDimRepresentation dimRep)
{
cout<<"dimension"<<endl;
CATVisPropertiesValues piTextPropertiesPoint;
piTextPropertiesPoint.SetSymbol(CROSS);
CATIVisProperties * pvispropties=NULL;
CATVisPropertyType iPropertyType = CATVPSymbol;CATIDrwAnnotationFactory_var spAnnFactory=NULL_var;
ipSectionView->QueryInterface(IID_CATIDrwAnnotationFactory,(void **)&spAnnFactory);CATI2DWFFactory_var sp2DFactory;
ipSectionView->QueryInterface(IID_CATI2DWFFactory,(void **)&sp2DFactory);if (sp2DFactory == NULL_var)
{
cout << "Can not get Factory!" <<endl;
return FALSE;
}
CATISpecObject_var sp2DPoint1 = sp2DFactory->CreatePoint(iPosition);
if (sp2DPoint1 == NULL_var)
{
cout << "Can not create point!" <<endl;
return FALSE;
}
sp2DPoint1->Update();
if(SUCCEEDED(sp2DPoint1->QueryInterface(IID_CATIVisProperties,(void **)&pvispropties)))
{
//cout<<" >>>>>>>success"<<endl;
pvispropties->SetPropertiesAtt(piTextPropertiesPoint,iPropertyType,CATVPPoint);
pvispropties->Release();
pvispropties = NULL;
}CATISpecObject_var sp2DPoint2 = sp2DFactory->CreatePoint(iPosition2);
sp2DPoint2->Update();
if(SUCCEEDED(sp2DPoint2->QueryInterface(IID_CATIVisProperties,(void **)&pvispropties)))
{
//cout<<" >>>>>>>success"<<endl;
pvispropties->SetPropertiesAtt(piTextPropertiesPoint,iPropertyType,CATVPPoint);
pvispropties->Release();
pvispropties = NULL;
}CATDrwDimType dimType = DrwDimDistance;
CATMathPoint2D iMathAnchorPt1(iPosition);
CATMathPoint2D iMathAnchorPt2(iPosition2);
CATIDrwDimDimension* piDim = NULL;
CATDimDefinition dimDef;
dimDef.Orientation = dimRep;
dimDef.OrientationReference=ParallelScreen;
HRESULT rc = CreateAnnoDimension(sp2DPoint1,sp2DPoint2,dimType,dimDef,iMovePos,ipSectionView,piDim);
if (!SUCCEEDED(rc))
{
cout<< "Create Dim Failed"<<endl;
return FALSE;
}//更改字体大小
CATIDrwTextProperties pDimensionTextProperties = NULL;
piDim->QueryInterface(IID_CATIDrwTextProperties,(void*)&pDimensionTextProperties);
if (pDimensionTextProperties == NULL)
{
cout<<"failed in getting CATIDrwTextProperties!"<<endl;
return FALSE ;
}
pDimensionTextProperties->SetFontName("FangSong_GB2312 (TrueType)");
pDimensionTextProperties->SetFontSize(2.5);if (piDim != NULL && iChangeValFlg == 1)
{
// 标注假尺寸
CATIDrwDimValue_var spDrwDimValue = piDim->GetValue();
if (spDrwDimValue != NULL_var)
{
CATIDrwDimFakeComponent_var spiFakeValue = spDrwDimValue->GetFakeComponent();
if (NULL_var != spiFakeValue)
{
CATUnicodeString ustrFakeVal;
ustrFakeVal.BuildFromNum(idValue);
spiFakeValue->SetFakeMode(CATDrwDimFakeNumValue);
spiFakeValue->SetMainFakeValue(ustrFakeVal);
}
}
}//更新
CATISpecObject_var sptmp = piDim;
sptmp->Update();
return TRUE;
}
// ------------------------------------------------
/** CreateAnnoDimension
@brief [Create Dimension]
@param[in] ipiFirAssistFeat 第一个特征
@param[in] ipiSecAssistFeat 第二个特征
@param[in] idrwDimType Dimension Type
@param[in] idimDefinition Dimension Defintion
@param[in] imAnnoLoc 标注位置
@param[in] ipiView 标注视图
@param[out] ipiDim 输出的Dimension
@retval HRESULT:
S_OK 成功
Other 失败@note
-
@attention [注意事项说明]
/
// -----------------------------------------------
HRESULT CreateAnnoDimension(
CATISpecObject_var& ipiFirAssistFeat,
CATISpecObject_var& ipiSecAssistFeat,
CATDrwDimType idrwDimType,
CATDimDefinition idimDefinition,
CATMathPoint2D& imAnnoLoc,
CATIView ipiView,
CATIDrwDimDimension*& opiDim)
{
HRESULT rc = S_OK;// 1、获取标注工厂
CATIDrwAnnotationFactory_var spiDrwAnnotationFactory = ipiView;
if (spiDrwAnnotationFactory == NULL)
{
return E_OUTOFMEMORY;
}
// 2、设置要素列表
CATIUnknownList* piSelectionList = NULL;
CATIUnknownListImpl* piListImpl = new CATIUnknownListImpl();
rc = piListImpl->QueryInterface(IID_CATIUnknownList, (void)&piSelectionList);
if (piSelectionList == NULL)
{
return E_OUTOFMEMORY;
}
IUnknown piUnknownOnFirst = NULL;
ipiFirAssistFeat->QueryInterface(IID_IUnknown, (void)&piUnknownOnFirst);
if (piUnknownOnFirst == NULL)
{
return E_OUTOFMEMORY;
}
IUnknown piUnknownOnSecond = NULL;
ipiSecAssistFeat->QueryInterface(IID_IUnknown, (void**)&piUnknownOnSecond);
if (piUnknownOnSecond == NULL)
{
return E_OUTOFMEMORY;
}
piSelectionList->Add(0, piUnknownOnFirst);
piSelectionList->Add(1, piUnknownOnSecond);
// 3、计算标注位置
double dPnt[2] = {10.0, 15.0};
double *pts[2];
pts[0] = dPnt;
pts[1] = dPnt + 1;
// 4、标注角度
rc = spiDrwAnnotationFactory->CreateDimension(piSelectionList,
pts,idrwDimType,&idimDefinition,&opiDim);
if (opiDim == NULL)
{
return E_INVALIDARG;
}// 设置尺寸精度
CATIDrwDimValue_var spiDrwDimValue = opiDim->GetValue();
if (spiDrwDimValue != NULL_var)
{
CATIDrwDimValueComponent_var spiMainValue = spiDrwDimValue->GetFaceComponent();
if (NULL_var != spiMainValue)
{
CATIDrwDimFormat_var spiDimFormat = spiMainValue->GetFormat();
if (NULL_var != spiDimFormat)
{
spiDimFormat->SetFormatPrecision(0.001);
}
}
}// 延长尺寸线
CATIDrwDimExtensionLine_var spiDimExtLine = opiDim->GetExtensionLine();
if (spiDimExtLine != NULL_var)
{
spiDimExtLine->SetGap(0.0);
}opiDim->MoveValue(imAnnoLoc);
if (piUnknownOnFirst != NULL)
{
piUnknownOnFirst->Release();
piUnknownOnFirst = NULL;
}
if (piUnknownOnSecond != NULL)
{
piUnknownOnSecond->Release();
piUnknownOnSecond = NULL;
}if (piSelectionList != NULL)
{
piSelectionList->Release();
piSelectionList = NULL;
}if (piListImpl != NULL)
{
delete piListImpl;
}return rc;
}
