office-gobmx/sw/inc/dcontact.hxx
Noel Grandin e164e61f46 fix ubsan, partially revert
this
   commit 43be09b29c
   Author: Noel Grandin <noel.grandin@collabora.co.uk>
   Date:   Fri Sep 6 15:27:43 2024 +0200
   return SwDrawFrameFormat  from SwContact::GetFrameFormat
since we can also have SwFlyFrameFormat* being returned there

Change-Id: Ide064ec39ccb99f3a166b869c552f54f482b9bcd
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/173108
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins
2024-09-10 08:03:48 +02:00

415 lines
17 KiB
C++

/* -*- 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_DCONTACT_HXX
#define INCLUDED_SW_INC_DCONTACT_HXX
#include <svx/svdobj.hxx>
#include <svx/svdovirt.hxx>
#include "fmtanchr.hxx"
#include "frmfmt.hxx"
#include <list>
#include <vector>
#include <memory>
#include "calbck.hxx"
#include "anchoreddrawobject.hxx"
class SwFlyFrame;
class SwFrame;
class SwPageFrame;
class SwVirtFlyDrawObj;
class SwFlyDrawObj;
class SwRect;
class SwDrawContact;
struct SwPosition;
class SdrTextObj;
class SwContact;
/** The other way round: Search format for given object.
If object is a SwVirtFlyDrawObj the format will be obtained from it.
If not it is a simple DrawObject. It has a UserCall which
is client of the format we are looking for.
Implementation in dcontact.cxx. */
SW_DLLPUBLIC SwFrameFormat *FindFrameFormat( SdrObject *pObj );
inline const SwFrameFormat *FindFrameFormat( const SdrObject *pObj )
{ return ::FindFrameFormat( const_cast<SdrObject*>(pObj) ); }
bool HasWrap( const SdrObject* pObj );
void setContextWritingMode( SdrObject* pObj, SwFrame const * pAnchor );
/// @return BoundRect plus distance.
SwRect GetBoundRectOfAnchoredObj( const SdrObject* pObj );
/// @return UserCall of group object (if applicable).
SAL_RET_MAYBENULL SwContact* GetUserCall( const SdrObject* );
/// @return TRUE if the SrdObject is a Marquee object.
bool IsMarqueeTextObj( const SdrObject& rObj );
/// Base class for the following contact objects (frame + draw objects).
class SAL_DLLPUBLIC_RTTI SwContact : public SdrObjUserCall, public SwClient
{
/** boolean, indicating destruction of contact object
important note: boolean has to be set at the beginning of each destructor
in the subclasses using method <SetInDTOR()>. */
bool mbInDTOR;
/** method to move object to visible/invisible layer
Implementation for the public method <MoveObjToVisibleLayer(..)>
and <MoveObjToInvisibleLayer(..)>
If object is in invisible respectively visible layer, it's moved to
the corresponding visible respectively invisible layers.
For group object the members are individually moved to the corresponding
layer, because <SdrObjGroup::GetLayer()> does return 0, if members
aren't on the same layer as the group object, and
<SdrObjGroup::SetLayer(..)|NbcSetLayer(..)> sets also the layer of
the members.
@param _bToVisible
input parameter - boolean indicating, if object has to be moved to
visible (== true) or invisible (== false) layer.
@param _pDrawObj
input parameter, which will be changed - drawing object, which will
change its layer.
*/
void MoveObjToLayer( const bool _bToVisible,
SdrObject* _pDrawObj );
protected:
void SetInDTOR();
virtual void SwClientNotify(const SwModify&, const SfxHint& rHint) override;
public:
/// For reader. Only the connection is created.
SwContact( SwFrameFormat *pToRegisterIn );
virtual ~SwContact() override;
virtual const SwAnchoredObject* GetAnchoredObj( const SdrObject* _pSdrObj ) const = 0;
virtual SwAnchoredObject* GetAnchoredObj( SdrObject* _pSdrObj ) = 0;
virtual const SdrObject *GetMaster() const = 0;
virtual SdrObject *GetMaster() = 0;
/// these two methods return either SwDrawFrameFormat* or SwFltFrameFormat*
sw::SpzFrameFormat *GetFormat() { return static_cast<sw::SpzFrameFormat*>(GetRegisteredIn()); }
const sw::SpzFrameFormat *GetFormat() const
{ return static_cast<const sw::SpzFrameFormat*>(GetRegisteredIn()); }
bool IsInDTOR() const { return mbInDTOR;}
/** method to move drawing object to corresponding visible layer
uses method <MoveObjToLayer(..)>
@param _pDrawObj
drawing object, which will be moved to the visible layer
*/
virtual void MoveObjToVisibleLayer( SdrObject* _pDrawObj );
/** method to move drawing object to corresponding invisible layer
uses method <MoveObjToLayer(..)>
@param _pDrawObj
drawing object, which will be moved to the visible layer
*/
virtual void MoveObjToInvisibleLayer( SdrObject* _pDrawObj );
/** some virtual helper methods for information
about the object (Writer fly frame resp. drawing object) */
const SwFormatAnchor& GetAnchorFormat() const
{
assert( GetFormat() );
return GetFormat()->GetAnchor();
}
RndStdIds GetAnchorId() const { return GetAnchorFormat().GetAnchorId(); }
bool ObjAnchoredAtPage() const { return GetAnchorId() == RndStdIds::FLY_AT_PAGE; }
bool ObjAnchoredAtFly() const { return GetAnchorId() == RndStdIds::FLY_AT_FLY; }
bool ObjAnchoredAtPara() const { return GetAnchorId() == RndStdIds::FLY_AT_PARA; }
bool ObjAnchoredAtChar() const { return GetAnchorId() == RndStdIds::FLY_AT_CHAR; }
bool ObjAnchoredAsChar() const { return GetAnchorId() == RndStdIds::FLY_AS_CHAR; }
const SwNode& GetAnchorNode() const
{
const SwNode* pNode = GetAnchorFormat().GetAnchorNode();
assert( pNode );
return *pNode;
}
/** get data collection of anchored objects, handled by with contact */
virtual void GetAnchoredObjs( std::vector<SwAnchoredObject*>& _roAnchoredObjs ) const = 0;
/** get minimum order number of anchored objects handled by with contact
*/
sal_uInt32 GetMinOrdNum() const;
/** get maximum order number of anchored objects handled by with contact
*/
sal_uInt32 GetMaxOrdNum() const;
};
/** ContactObject for connection between frames (or their formats respectively)
in SwClient and the drawobjects of Drawing (SdrObjUserCall). */
class SW_DLLPUBLIC SwFlyDrawContact final : public SwContact
{
private:
rtl::Reference<SwFlyDrawObj> mpMasterObj;
void SwClientNotify(const SwModify&, const SfxHint& rHint) override;
sal_uInt32 GetOrdNumForNewRef(const SwFlyFrame* pFly, SwFrame const& rAnchorFrame);
public:
/// Creates DrawObject and registers it with the Model.
SwFlyDrawContact(SwFlyFrameFormat* pToRegisterIn, SdrModel& rTargetModel);
static SwVirtFlyDrawObj* CreateNewRef(SwFlyFrame* pFly, SwFlyFrameFormat* pFormat, SwFrame const& rAnchorFrame);
virtual ~SwFlyDrawContact() override;
virtual const SwAnchoredObject* GetAnchoredObj( const SdrObject* _pSdrObj ) const override;
virtual SwAnchoredObject* GetAnchoredObj( SdrObject* _pSdrObj ) override;
virtual const SdrObject* GetMaster() const override
{ return const_cast<SwFlyDrawContact*>(this)->GetMaster(); };
virtual SdrObject* GetMaster() override;
/** override methods to control Writer fly frames,
which are linked, and to assure that all objects anchored at/inside the
Writer fly frame are also made visible/invisible. */
virtual void MoveObjToVisibleLayer( SdrObject* _pDrawObj ) override;
virtual void MoveObjToInvisibleLayer( SdrObject* _pDrawObj ) override;
/** get data collection of anchored objects handled by with contact */
virtual void GetAnchoredObjs( std::vector<SwAnchoredObject*>& _roAnchoredObjs ) const override;
};
/** new class for re-direct methods calls at a 'virtual'
drawing object to its referenced object.
For example, if an SdrObject is anchored in a header, then later pages will have a SwDrawVirtObj
in later headers. */
class SwDrawVirtObj final : public SdrVirtObj
{
private:
// data for connection to writer layout
/** anchored drawing object instance for the
'virtual' drawing object */
SwAnchoredDrawObject maAnchoredDrawObj;
/** writer-drawing contact object the 'virtual' drawing object is controlled by.
This object is also the <UserCall> of the drawing object, if it's
inserted into the drawing layer. */
SwDrawContact& mrDrawContact;
/** AW: Need own sdr::contact::ViewContact since AnchorPos from parent is
not used but something own (top left of new SnapRect minus top left
of original SnapRect) */
virtual std::unique_ptr<sdr::contact::ViewContact> CreateObjectSpecificViewContact() override;
// protected destructor
virtual ~SwDrawVirtObj() override;
public:
SwDrawVirtObj(
SdrModel& rSdrModel,
SdrObject& _rNewObj,
SwDrawContact& _rDrawContact);
// copy constructor
SwDrawVirtObj(SdrModel& rSdrModel, SwDrawVirtObj const & rSource);
/// access to offset
virtual Point GetOffset() const override;
virtual rtl::Reference<SdrObject> CloneSdrObject(SdrModel& rTargetModel) const override;
/// connection to writer layout
const SwAnchoredObject& GetAnchoredObj() const { return maAnchoredDrawObj; }
SwAnchoredObject& AnchoredObj() { return maAnchoredDrawObj; }
const SwFrame* GetAnchorFrame() const;
SwFrame* AnchorFrame();
void RemoveFromWriterLayout();
/// connection to drawing layer
void AddToDrawingPage(SwFrame const& rAnchorFrame);
void RemoveFromDrawingPage();
/** is 'virtual' drawing object connected to writer layout and
/ to drawing layer. */
bool IsConnected() const;
virtual void NbcSetAnchorPos(const Point& rPnt) override;
/// All overridden methods which need to use the offset
virtual void RecalcBoundRect() override;
virtual ::basegfx::B2DPolyPolygon TakeXorPoly() const override;
virtual ::basegfx::B2DPolyPolygon TakeContour() const override;
virtual void AddToHdlList(SdrHdlList& rHdlList) const override;
virtual void NbcMove(const Size& rSiz) override;
virtual void NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact) override;
virtual void NbcRotate(const Point& rRef, Degree100 nAngle, double sn, double cs) override;
virtual void NbcMirror(const Point& rRef1, const Point& rRef2) override;
virtual void NbcShear(const Point& rRef, Degree100 nAngle, double tn, bool bVShear) override;
virtual void Move(const Size& rSiz) override;
virtual void Resize(const Point& rRef, const Fraction& xFact, const Fraction& yFact, bool bUnsetRelative = true) override;
virtual void Rotate(const Point& rRef, Degree100 nAngle, double sn, double cs) override;
virtual void Mirror(const Point& rRef1, const Point& rRef2) override;
virtual void Shear(const Point& rRef, Degree100 nAngle, double tn, bool bVShear) override;
virtual void RecalcSnapRect() override;
virtual const tools::Rectangle& GetSnapRect() const override;
virtual void SetSnapRect(const tools::Rectangle& rRect) override;
virtual void NbcSetSnapRect(const tools::Rectangle& rRect) override;
virtual const tools::Rectangle& GetLogicRect() const override;
virtual void SetLogicRect(const tools::Rectangle& rRect) override;
virtual void NbcSetLogicRect(const tools::Rectangle& rRect, bool bAdaptTextMinSize = true) override;
virtual Point GetSnapPoint(sal_uInt32 i) const override;
virtual Point GetPoint(sal_uInt32 i) const override;
virtual void NbcSetPoint(const Point& rPnt, sal_uInt32 i) override;
virtual bool HasTextEdit() const override;
virtual SdrLayerID GetLayer() const override;
virtual void NbcSetLayer(SdrLayerID nLayer) override;
virtual void SetLayer(SdrLayerID nLayer) override;
virtual void SetBoundRectDirty() override;
virtual const tools::Rectangle& GetCurrentBoundRect() const override;
virtual const tools::Rectangle& GetLastBoundRect() const override;
};
bool CheckControlLayer( const SdrObject *pObj );
/** ContactObject for connection of formats as representatives of draw objects
in SwClient and the objects themselves in Drawing (SDrObjUserCall). */
class SAL_DLLPUBLIC_RTTI SwDrawContact final : public SwContact
{
private:
/** anchored drawing object instance for the
'master' drawing object */
SwAnchoredDrawObject maAnchoredDrawObj;
/** container for 'virtual' drawing object supporting drawing objects in headers/footers. */
std::vector< rtl::Reference<SwDrawVirtObj> > maDrawVirtObjs;
/** boolean indicating set 'master' drawing
object has been cleared. */
bool mbMasterObjCleared : 1;
/** internal flag to indicate that disconnect
from layout is in progress */
bool mbDisconnectInProgress : 1;
/** Needed data for handling of nested <SdrObjUserCall> events in
method <Changed_(..)> */
bool mbUserCallActive : 1;
/** event type, which is handled for <mpSdrObjHandledByCurrentUserCall>.
Note: value only valid, if <mbUserCallActive> is true. */
SdrUserCallType meEventTypeOfCurrentUserCall;
friend class NestedUserCallHdl;
void InvalidateObjs_( const bool _bUpdateSortedObjsList = false );
SwDrawContact( const SwDrawContact& ) = delete;
SwDrawContact& operator=( const SwDrawContact& ) = delete;
virtual void SwClientNotify(const SwModify&, const SfxHint& rHint) override;
public:
SwDrawContact( SwFrameFormat *pToRegisterIn, SdrObject *pObj );
virtual ~SwDrawContact() override;
virtual const SwAnchoredObject* GetAnchoredObj( const SdrObject* _pSdrObj ) const override;
virtual SwAnchoredObject* GetAnchoredObj( SdrObject* _pSdrObj ) override;
virtual const SdrObject* GetMaster() const override
{ return const_cast<SwDrawContact*>(this)->GetMaster(); };
virtual SdrObject* GetMaster() override;
const SwFrame* GetAnchorFrame( const SdrObject* _pDrawObj = nullptr ) const;
SwFrame* GetAnchorFrame( SdrObject const * _pDrawObj = nullptr );
const SwPageFrame* GetPageFrame() const
{
return maAnchoredDrawObj.GetPageFrame();
}
SwPageFrame* GetPageFrame()
{
return maAnchoredDrawObj.GetPageFrame();
}
void ChkPage();
SwPageFrame* FindPage( const SwRect &rRect );
/** Inserts SdrObject in the arrays of the layout ((SwPageFrame and SwFrame).
The anchor is determined according to the attribute SwFormatAnchor.
If required the object gets unregistered with the old anchor. */
void ConnectToLayout( const SwFormatAnchor *pAnch = nullptr );
/** method to insert 'master' drawing object
into drawing page */
void InsertMasterIntoDrawPage();
void DisconnectFromLayout( bool _bMoveMasterToInvisibleLayer = true );
/** disconnect for a dedicated drawing object -
could be 'master' or 'virtual'. */
void DisconnectObjFromLayout( SdrObject* _pDrawObj );
/** method to remove 'master' drawing object
from drawing page.
To be used by the undo for delete of object. Call it after method
<DisconnectFromLayout( bool = true )> is already performed.
Note: <DisconnectFromLayout( bool )> no longer removes the 'master'
drawing object from drawing page. */
void RemoveMasterFromDrawPage();
void RemoveAllVirtObjs();
/** get drawing object ('master' or 'virtual')
by frame. */
SdrObject* GetDrawObjectByAnchorFrame( const SwFrame& _rAnchorFrame );
/// Virtual methods of SdrObjUserCall.
virtual void Changed(const SdrObject& rObj, SdrUserCallType eType, const tools::Rectangle& rOldBoundRect) override;
virtual void const* GetPDFAnchorStructureElementKey(SdrObject const& rObj) override;
/** Used by Changed() and by UndoDraw.
Notifies paragraphs that have to get out of the way. */
void Changed_(const SdrObject& rObj, SdrUserCallType eType, const tools::Rectangle* pOldBoundRect);
/// Moves all SW-connections to new Master)
void ChangeMasterObject( SdrObject *pNewMaster );
SwDrawVirtObj* AddVirtObj(SwFrame const& rAnchorFrame);
void NotifyBackgroundOfAllVirtObjs( const tools::Rectangle* pOldBoundRect );
/** get data collection of anchored objects, handled by with contact */
static void GetTextObjectsFromFormat( std::list<SdrTextObj*>&, SwDoc& );
virtual void GetAnchoredObjs( std::vector<SwAnchoredObject*>& _roAnchoredObjs ) const override;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */