///////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2002-2016, Open Design Alliance (the "Alliance").
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// All rights reserved.
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//
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// This software and its documentation and related materials are owned by
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// the Alliance. The software may only be incorporated into application
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// programs owned by members of the Alliance, subject to a signed
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// Membership Agreement and Supplemental Software License Agreement with the
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// Alliance. The structure and organization of this software are the valuable
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// trade secrets of the Alliance and its suppliers. The software is also
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// protected by copyright law and international treaty provisions. Application
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// programs incorporating this software must include the following statement
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// with their copyright notices:
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//
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// This application incorporates Teigha(R) software pursuant to a license
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// agreement with Open Design Alliance.
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// Teigha(R) Copyright (C) 2002-2016 by Open Design Alliance.
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// All rights reserved.
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//
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// By use of this software, its documentation or related materials, you
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// acknowledge and accept the above terms.
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _OLEITEMDATAHEADER_INCLUDED_
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#define _OLEITEMDATAHEADER_INCLUDED_
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#include "TD_PackPush.h"
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#include "OleItemHandler.h"
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#include "UInt8Array.h"
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#include "DbRootExport.h"
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/** \details
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This class is intended to be used in implementing custom OLE handlers.
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\remarks
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This class represents header of OdDbOle2Frame binary data.
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The header is an MFC COleClientItem object's fields serialized
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through MFC CArchive object. See MFC source code for details.
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<group Other_Classes>
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*/
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class DBROOT_EXPORT OdOleItemHandlerBase : public OdOleItemHandler
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{
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protected:
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/* FROM MFC SOURCE:
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enum OLE_OBJTYPE
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{
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OT_UNKNOWN = 0,
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// These are OLE 1.0 types and OLE 2.0 types as returned from GetType().
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OT_LINK = 1,
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OT_EMBEDDED = 2,
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OT_STATIC = 3,
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// All OLE2 objects are written with this tag when serialized. This
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// differentiates them from OLE 1.0 objects written with MFC 2.0.
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// This value will never be returned from GetType().
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OT_OLE2 = 256,
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};
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*/
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//OdUInt32 m_nOleVer; // (enum OLE_OBJTYPE) must be always OT_OLE2
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//OdUInt32 m_nItemId; // id in COleDocument
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//DvAspect m_adviseType; // view advise type (DVASPECT)
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//OdUInt16 m_bMoniker; // flag indicating whether to create moniker upon load
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//DvAspect m_drawAspect; // current default display aspect
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OdUInt32 m_nOleVer;
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OdUInt32 m_nItemId;
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DvAspect m_adviseType;
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OdUInt16 m_bMoniker;
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DvAspect m_drawAspect;
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PlotQuality m_quality;
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OdOleItemHandlerBase();
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public:
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ODRX_DECLARE_MEMBERS(OdOleItemHandlerBase);
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/** \details
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Reads the header of the OdDbOle2Frame object.
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\param streamBuf [in] StreamBuf object from which the data are to be read.
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*/
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void load(OdStreamBuf& streamBuf);
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/** \details
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Writes the header of the OdDbOle2Frame object.
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\param streamBuf [in] StreamBuf object to which which the data are to be written.
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*/
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void save(OdStreamBuf& streamBuf) const;
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/** \note
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The default implementation of this function does nothing.
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*/
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void draw(const OdGiCommonDraw& drawObj, void* hdc, const OdGsDCRect& screenRect) const;
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/** \note
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The default implementation of this function returns kUnknown.
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*/
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Type type() const;
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/** \note
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The default implementation of this function returns an empty string.
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*/
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OdString linkName() const;
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/** \note
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The default implementation of this function returns an empty string.
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*/
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OdString linkPath() const;
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/** \note
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The default implementation of this function returns an empty string.
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*/
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OdString userType() const;
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DvAspect drawAspect() const;
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void setDrawAspect(DvAspect drawAspect);
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OdUInt32 itemId() const;
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void setItemId(OdUInt32 nId);
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DvAspect adviseType() const;
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void setAdviseType(DvAspect at);
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bool monikerAssigned() const;
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void setMonikerAssigned(bool assigned);
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OdUInt32 oleVersion() const;
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void setOleVersion(OdUInt32 oleVer);
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PlotQuality outputQuality() const;
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void setOutputQuality(PlotQuality quality);
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virtual COleClientItem* getOleClientItem(void) const;
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virtual bool embedRaster(OdSmartPtr<OdGiRasterImage> pImage,
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OdRxObject* pRxDb = NULL);
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};
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/** \details
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This class provides an interface to OLE compound documents.
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<group Other_Classes>
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*/
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class DBROOT_EXPORT OdOleItemSimplestHandler : public OdOleItemHandlerBase
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{
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OdUInt8Array m_compDocData;
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public:
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OdUInt32 getCompoundDocumentDataSize() const;
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void getCompoundDocument(OdStreamBuf& streamBuf) const;
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void setCompoundDocument(OdUInt32 numBytes, OdStreamBuf& streamBuf);
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};
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#include "TD_PackPop.h"
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#endif // #ifndef _OLEITEMDATAHEADER_INCLUDED_
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