代码语言：javascript复制
#pragma once
// ----------------------------------------------------------------------------------------------------------------
// Summary: 布局裁图
// ----------------------------------------------------------------------------------------------------------------
class CLayoutCutDrawing
{
public:
CLayoutCutDrawing(void);
~CLayoutCutDrawing(void);
// --------------------------------------------------------------------------------------------
// Summary: 绘制布局裁图
// Parameters:
// pt1 - 裁图区域所在的外包最小点
// pt2 - 裁图区域所在的外包最大点
// ptInsertTopLeft - 视口的左下脚点
// dScaleFactor - 缩放比例
// dAngle - 裁图角度
// pBoundary - 裁图边界
// Returns:
// 成功返回 Acad::eOk, 否则返回 Acad::ErrorStatus 错误状态
// --------------------------------------------------------------------------------------------
static Acad::ErrorStatus DrawLayout(const AcGePoint3d& pt1, const AcGePoint3d& pt2, const AcGePoint3d& ptInsertBottomLeft, LPCTSTR lpszLayoutName, double dScaleFactor, double dAngle, AcDbPolyline* pBoundary);
// --------------------------------------------------------------------------------------------
// Summary: 创建新布局
// Parameters:
// lpszName - 布局的名称
// layoutId - 布局id
// blkTabRecId - 布局块表记录
// Returns:
// 成功返回 Acad::eOk, 否则返回 Acad::ErrorStatus 错误状态
// --------------------------------------------------------------------------------------------
static Acad::ErrorStatus CreateNewLayout(LPCTSTR lpszName, AcDbObjectId& layoutId, AcDbObjectId& blkTabRecId);
protected:
// --------------------------------------------------------------------------------------------
// Summary: 遍历所有布局
// --------------------------------------------------------------------------------------------
Acad::ErrorStatus AllLayout();
// --------------------------------------------------------------------------------------------
// Summary: 查找指定名称的布局
// Parameters:
// lpszName - 布局的名称
// layoutId - 布局id
// blkTabRecId - 布局块表记录
// Returns:
// 成功返回 Acad::eOk, 否则返回 Acad::ErrorStatus 错误状态
// --------------------------------------------------------------------------------------------
static Acad::ErrorStatus FindLayout(LPCTSTR lpszName, AcDbObjectId& layoutId, AcDbObjectId& blkTabRecId);
};
CLayoutCutDrawing::CLayoutCutDrawing(void)
{
}
CLayoutCutDrawing::~CLayoutCutDrawing(void)
{
}
Acad::ErrorStatus CLayoutCutDrawing::DrawLayout(const AcGePoint3d& pt1, const AcGePoint3d& pt2, const AcGePoint3d& ptInsertBottomLeft, LPCTSTR lpszLayoutName, double dScaleFactor/* = 1.0*/, double dAngle /*= 0.0*/, AcDbPolyline* pBoundary /*= NULL*/)
{
AcGeMatrix3d mat;
// mat.setToScaling(1 / dScaleFactor, pt1);
mat *= AcGeMatrix3d::translation(ptInsertBottomLeft - pt1);
AcGeVector3d dirRotate = AcGeVector3d::kXAxis;
dirRotate.rotateBy(dAngle, AcGeVector3d::kZAxis);
AcDbExtents ext(pt1, pt2);
AcGePoint3d ptGeoMid = AcGePoint3d((pt2.x pt1.x) / 2.0, (pt2.y pt1.y) / 2.0, 0.0);
AcGePoint3d ptModelCenter = ptGeoMid;
mat *= AcGeMatrix3d::rotation(-dAngle, AcGeVector3d::kZAxis, ptModelCenter);
if (NULL == pBoundary)
{
return Acad::eNotImplementedYet;
}
AcDbObjectId layerId = pBoundary->layerId();
AcDbObjectIdArray layerIdArr;
layerIdArr.append(layerId);
actrTransactionManager->startTransaction();
try
{
// 新建布局
AcDbObjectId viewportId;
AcDbObjectId layoutId;
AcDbObjectId blkTabRecId;
AcDbObjectId plineId;
FindLayout(lpszLayoutName, layoutId, blkTabRecId);
// 新建视口
AcDbViewport* pViewPort = new AcDbViewport;
pViewPort->setCustomScale(dScaleFactor);
pViewPort->setCenterPoint(/*ptTKCen*/ptModelCenter);
// 设置视口属性
double dHeight = fabs(ext.maxPoint().y - ext.minPoint().y);
pViewPort->setWidth(fabs(ext.maxPoint().x - ext.minPoint().x));
pViewPort->setHeight(dHeight);
// pViewPort->setLayer(m_ComLayer_BuJuShiKou);
pViewPort->setTwistAngle(-dAngle);
pViewPort->setViewTarget(ptModelCenter);// 设置视口目标
pViewPort->setViewHeight(dHeight);
pViewPort->setCustomScale(dScaleFactor);
pViewPort->freezeLayersInViewport(layerIdArr); // 在当前视口中冻结裁图线所在的图层
{
// 在图纸空间中加入视口
AcDbObjectPointer<AcDbBlockTableRecord> spBlk(blkTabRecId, AcDb::kForWrite);
EOK_RETURN_ERROR(spBlk.openStatus());
spBlk->appendAcDbEntity(viewportId, pViewPort);
Acad::ErrorStatus es = pViewPort->setOn();
}
{
// 在图纸空间中加入闭合多边形pline线
AcDbPolyline* pTempLine = AcDbPolyline::cast(pBoundary->clone()) ;
pTempLine->setClosed(Adesk::kTrue);
AcDbObjectPointer<AcDbBlockTableRecord> spBlk(blkTabRecId, AcDb::kForWrite);
EOK_RETURN_ERROR(spBlk.openStatus());
spBlk->appendAcDbEntity(plineId, pTempLine);
pTempLine->transformBy(mat);
pTempLine->close();
}
pViewPort->transformBy(mat);
EOK_RETURN_ERROR(pViewPort->setNonRectClipEntityId(plineId));
EOK_RETURN_ERROR(pViewPort->setNonRectClipOn());
EOK_RETURN_ERROR(pViewPort->setLocked());
EOK_RETURN_ERROR(pViewPort->close());
}
catch (const Acad::ErrorStatus err)
{
actrTransactionManager->endTransaction();
}
catch (...)
{
acutPrintf(_T("未知错误！"));
actrTransactionManager->endTransaction();
}
actrTransactionManager->endTransaction();
// 有时生成的裁图在视口以外的地方，需要缩放才能看到
// 但是每生成一副裁图，就要闪烁，先屏蔽了, 放在命令结束时做一次缩放
// acedCommand(RTSTR, _T("ZOOM"), RTSTR, _T("E"), 0);
ads_regen();
return Acad::eOk;
}
Acad::ErrorStatus CLayoutCutDrawing::CreateNewLayout(LPCTSTR lpszName, AcDbObjectId& layoutId, AcDbObjectId& blkTabRecId)
{
AcApLayoutManager* pLayMan = (AcApLayoutManager *) acdbHostApplicationServices()->layoutManager();
if (!pLayMan)
{
return Acad::eNotImplementedYet;
}
AcDbLayout* pLayout = NULL;
if (pLayout = pLayMan->findLayoutNamed(lpszName))
{
layoutId = pLayout->objectId();
blkTabRecId = pLayout->getBlockTableRecordId();
pLayMan->setCurrentLayoutId(layoutId);
return Acad::eNotImplementedYet;
}
else
{
// pLayMan->createLayout(lpszName, layoutId, blkTabRecId);
// pLayMan->updateLayoutTabs();
// pLayMan->setCurrentLayoutId(layoutId);
Acad::ErrorStatus es = Acad::eOk;
AcDbBlockTable* pBlockTable;
es = acdbCurDwg()->getSymbolTable(pBlockTable,AcDb::kForWrite);
EOK_RETURN_ERROR(es);
AcDbBlockTableRecord* pBlockTableRecord = new AcDbBlockTableRecord;
pBlockTableRecord->setName(_T("*Paper_Space"));
pBlockTable->add(blkTabRecId, pBlockTableRecord);
pBlockTable->close();
pBlockTableRecord->close();
pLayout = new AcDbLayout;
if(!pLayout)
{
return es;
}
es = pLayout->setLayoutName(lpszName);
if (es != Acad::eOk)
{
delete pLayout;
return es;
}
es = pLayout->addToLayoutDict(acdbCurDwg(), blkTabRecId);
if (es != Acad::eOk)
{
delete pLayout;
return es;
}
pLayout->close();
pLayMan->updateLayoutTabs();
pLayMan->setCurrentLayout(lpszName);
}
return Acad::eOk;
}
Acad::ErrorStatus CLayoutCutDrawing::AllLayout()
{
//遍历所有布局
{
//获得布局字典，布局字典里包含了模型和布局
AcDbDictionary *pLayoutDic=NULL;
Acad::ErrorStatus es=acdbHostApplicationServices()
->workingDatabase()->getLayoutDictionary(pLayoutDic,AcDb::kForRead);
if(es != Acad::eOk)
{
pLayoutDic->close();
acutPrintf(_T("n获取图纸空间字典错误"));
return Acad::eOk;
}
if(pLayoutDic->numEntries()==0)
{
pLayoutDic->close();
acutPrintf(_T("n当前图形不存在图纸空间"));
return Acad::eOk;
}
//创建布局字典遍历器
AcDbDictionaryIterator *pLayoutDicItr=pLayoutDic->newIterator();
//创建循环，遍历布局
for(int i = 1; !pLayoutDicItr->done(); pLayoutDicItr->next())
{
acutPrintf(_T("n第[ %d ]个布局，布局名称为[ %s ]"),i,pLayoutDicItr->name());
i ;
}
delete pLayoutDicItr; //删除遍历器对象
pLayoutDic->close();
}
return Acad::eOk;
}
Acad::ErrorStatus CLayoutCutDrawing::FindLayout(LPCTSTR lpszName, AcDbObjectId& layoutId, AcDbObjectId& blkTabRecId)
{
AcApLayoutManager* pLayMan = (AcApLayoutManager *) acdbHostApplicationServices()->layoutManager();
if (!pLayMan)
{
return Acad::eNotImplementedYet;
}
AcDbLayout* pLayout = NULL;
if (pLayout = pLayMan->findLayoutNamed(lpszName))
{
layoutId = pLayout->objectId();
blkTabRecId = pLayout->getBlockTableRecordId();
pLayMan->setCurrentLayoutId(layoutId);
return Acad::eOk;
}
return Acad::eNotImplementedYet;
}
