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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_SW_INC_NDGRF_HXX
#define INCLUDED_SW_INC_NDGRF_HXX
#include <sfx2/lnkbase.hxx>
#include <vcl/GraphicObject.hxx>
#include "ndnotxt.hxx"
#include <memory>
class SwAsyncRetrieveInputStreamThreadConsumer;
class SwGrfFormatColl;
class SwDoc;
// SwGrfNode
class SW_DLLPUBLIC SwGrfNode final: public SwNoTextNode
{
friend class SwNodes;
GraphicObject maGrfObj;
std::unique_ptr<GraphicObject> mpReplacementGraphic;
tools::SvRef<sfx2::SvBaseLink> mxLink; ///< If graphics only as link then pointer is set.
Size mnGrfSize;
bool mbInSwapIn :1; // to avoid recursion in SwGrfNode::SwapIn
bool mbInBaseLinkSwapIn :1; // to avoid recursion in SwBaseLink::SwapIn
bool mbChangeTwipSize :1;
bool mbFrameInPaint :1; ///< To avoid Start-/EndActions in Paint via SwapIn.
bool mbScaleImageMap :1; ///< Scale image map in SetTwipSize.
std::shared_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
bool mbLinkedInputStreamReady;
css::uno::Reference<css::io::XInputStream> mxInputStream;
bool mbIsStreamReadOnly;
SwGrfNode( const SwNodeIndex& rWhere,
const OUString& rGrfName, const OUString& rFltName,
const Graphic* pGraphic,
SwGrfFormatColl* pGrfColl,
SwAttrSet const * pAutoAttr );
///< Ctor for reading (SW/G) without graphics.
SwGrfNode( const SwNodeIndex& rWhere,
std::u16string_view rGrfName, const OUString& rFltName,
SwGrfFormatColl* pGrfColl,
SwAttrSet const * pAutoAttr );
SwGrfNode( const SwNodeIndex& rWhere,
const GraphicObject& rGrfObj,
SwGrfFormatColl* pGrfColl,
SwAttrSet const * pAutoAttr );
void InsertLink( std::u16string_view rGrfName, const OUString& rFltName );
/// allow reaction on change of content of GraphicObject, so always call
/// when GraphicObject content changes
void onGraphicChanged();
public:
virtual ~SwGrfNode() override;
const Graphic& GetGrf(bool bWait = false) const;
const GraphicObject& GetGrfObj(bool bWait = false) const;
const GraphicObject* GetReplacementGrfObj() const;
/// isolated only way to set GraphicObject to allow more actions when doing so
void SetGraphic(const Graphic& rGraphic);
void TriggerGraphicArrived();
/// wrappers for non-const calls at GraphicObject
void StartGraphicAnimation(OutputDevice* pOut, const Point& rPt, const Size& rSz, tools::Long nExtraData, OutputDevice* pFirstFrameOutDev)
{ maGrfObj.StartAnimation(*pOut, rPt, rSz, nExtraData, pFirstFrameOutDev); }
void StopGraphicAnimation(const OutputDevice* pOut, tools::Long nExtraData) { maGrfObj.StopAnimation(pOut, nExtraData); }
virtual Size GetTwipSize() const override;
void SetTwipSize( const Size& rSz );
bool IsTransparent() const;
bool IsAnimated() const { return maGrfObj.IsAnimated(); }
bool IsChgTwipSize() const { return mbChangeTwipSize; }
void SetChgTwipSize( bool b)
{
mbChangeTwipSize = b;
}
bool IsFrameInPaint() const { return mbFrameInPaint; }
void SetFrameInPaint( bool b ) { mbFrameInPaint = b; }
bool IsScaleImageMap() const { return mbScaleImageMap; }
void SetScaleImageMap( bool b ) { mbScaleImageMap = b; }
/// in ndcopy.cxx
virtual SwContentNode* MakeCopy(SwDoc&, const SwNodeIndex&, bool bNewFrames) const override;
/** Re-read in case graphic was not OK. The current one
gets replaced by the new one. */
bool ReRead( const OUString& rGrfName, const OUString& rFltName,
const Graphic* pGraphic = nullptr,
bool bModify = true );
private:
/// Loading of graphic immediately before displaying.
bool SwapIn( bool bWaitForData = false );
public:
bool HasEmbeddedStreamName() const { return maGrfObj.HasUserData(); }
/// Communicate to graphic that node is in Undo-range.
virtual bool SavePersistentData() override;
virtual bool RestorePersistentData() override;
/// Query link-data.
bool IsGrfLink() const { return mxLink.is(); }
bool IsLinkedFile() const;
bool IsLinkedDDE() const;
const tools::SvRef<sfx2::SvBaseLink>& GetLink() const { return mxLink; }
bool GetFileFilterNms( OUString* pFileNm, OUString* pFilterNm ) const;
void ReleaseLink();
/** Scale an image-map: the image-map becomes zoomed in / out by
factor between graphic-size and border-size. */
void ScaleImageMap();
/// Returns the with our graphic attributes filled Graphic-Attr-Structure.
GraphicAttr& GetGraphicAttr( GraphicAttr&, const SwFrame* pFrame ) const;
std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > GetThreadConsumer() const { return mpThreadConsumer;}
bool IsLinkedInputStreamReady() const { return mbLinkedInputStreamReady;}
void TriggerAsyncRetrieveInputStream();
void ApplyInputStream(
const css::uno::Reference<css::io::XInputStream>& xInputStream,
const bool bIsStreamReadOnly );
void UpdateLinkWithInputStream();
bool IsAsyncRetrieveInputStreamPossible() const;
};
// Inline methods from Node.hxx - it is only now that we know TextNode!!
inline SwGrfNode *SwNode::GetGrfNode()
{
return SwNodeType::Grf == m_nNodeType ? static_cast<SwGrfNode*>(this) : nullptr;
}
inline const SwGrfNode *SwNode::GetGrfNode() const
{
return SwNodeType::Grf == m_nNodeType ? static_cast<const SwGrfNode*>(this) : nullptr;
}
inline bool SwGrfNode::IsLinkedFile() const
{
return mxLink.is() && sfx2::SvBaseLinkObjectType::ClientGraphic == mxLink->GetObjType();
}
inline bool SwGrfNode::IsLinkedDDE() const
{
return mxLink.is() && sfx2::SvBaseLinkObjectType::ClientDde == mxLink->GetObjType();
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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