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diff --git a/include/svx/svdobj.hxx b/include/svx/svdobj.hxx new file mode 100644 index 0000000000..892beb5666 --- /dev/null +++ b/include/svx/svdobj.hxx @@ -0,0 +1,1037 @@ +/* + * 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 . + */ + +#pragma once + +#include <memory> +#include <com/sun/star/uno/Any.hxx> +#include <cppuhelper/weak.hxx> +#include <cppuhelper/weakref.hxx> +#include <rtl/ustring.hxx> +#include <vcl/outdev.hxx> +#include <svl/lstner.hxx> +#include <svl/poolitem.hxx> +#include <svl/typedwhich.hxx> +#include <tools/degree.hxx> +#include <svx/svdtypes.hxx> +#include <svx/svdobjkind.hxx> +#include <svx/svxdllapi.h> +#include <tools/link.hxx> +#include <tools/gen.hxx> +#include <unotools/resmgr.hxx> + +#include <unordered_set> + +class SfxBroadcaster; +class AutoTimer; +class E3dObject; +class E3dScene; +class OutlinerParaObject; +class Outliner; +class SdrOutliner; +class SdrDragStat; +class SdrHdl; +class SdrHdlList; +class SdrItemPool; +class SdrModel; +class SdrObjList; +class SdrObject; +class SdrPage; +class SdrPageView; +class SdrTextObj; +class SdrView; +class SfxItemSet; +class SfxGrabBagItem; +class SfxSetItem; +class SfxStyleSheet; +class SfxUndoAction; +class XFillAttrSetItem; +class XLineAttrSetItem; +class SfxItemPool; +namespace tools { class PolyPolygon; } +class SfxPoolItem; +class SdrVirtObj; +class SdrDragView; +class SdrObjUserDataList; +class SdrObjPlusData; +class SdrGluePoint; +class SdrGluePointList; +class SdrLayerIDSet; +class Fraction; +enum class PointerStyle; +class Graphic; +class SvxShape; +namespace basegfx +{ + class B2DPoint; + class B2DPolyPolygon; + class B2DHomMatrix; +} + +namespace sdr { class ObjectUser; } +namespace sdr::properties { class BaseProperties; } +namespace sdr::contact { class ViewContact; } + +namespace com::sun::star::drawing { class XShape; } +namespace svx::diagram { class IDiagramHelper; } + + +enum class SdrInventor : sal_uInt32 { + Unknown = 0, + BasicDialog = sal_uInt32( 'D' | ('L' << 8) | ('G' << 16) | ('1' << 24) ), + Default = sal_uInt32( 'S' | ('V' << 8) | ('D' << 16) | ('r' << 24) ), + E3d = sal_uInt32( 'E' | ('3' << 8) | ('D' << 16) | ('1' << 24) ), + FmForm = sal_uInt32( 'F' | ('M' << 8) | ('0' << 16) | ('1' << 24) ), + IMap = sal_uInt32( 'I' | ('M' << 8) | ('A' << 16) | ('P' << 24) ), + ReportDesign = sal_uInt32( 'R' | ('P' << 8) | ('T' << 16) | ('1' << 24) ), + ScOrSwDraw = sal_uInt32( 'S' | ('C' << 8) | ('3' << 16) | ('0' << 24) ), // Used in sc/ and sw/ + SgaImap = sal_uInt32( 'S' | ('D' << 8) | ('U' << 16) | ('D' << 24) ), + StarDrawUserData = sal_uInt32( 'S' | ('D' << 8) | ('U' << 16) | ('D' << 24) ), + Swg = sal_uInt32( 'S' | ('W' << 8) | ('G' << 16) ), +}; + +enum class SdrUserCallType { + MoveOnly, // only moved, size unchanged + Resize, // size and maybe position changed + ChangeAttr, // attribute changed. Eventually new size, because of line width + Delete, // object is going to be deleted soon, no attributes anymore + Inserted, // inserted into an object list (e.g. Page) + Removed, // removed from an object list + ChildMoveOnly, // a child within a group has changed + ChildResize, // a child within a group has changed + ChildChangeAttr, // a child within a group has changed + ChildDelete, // a child within a group has changed + ChildInserted, // a child within a group has changed + ChildRemoved // a child within a group has changed +}; + +class SVXCORE_DLLPUBLIC SdrObjUserCall +{ +public: + virtual ~SdrObjUserCall(); + virtual void Changed(const SdrObject& rObj, SdrUserCallType eType, const tools::Rectangle& rOldBoundRect); + virtual void const* GetPDFAnchorStructureElementKey(SdrObject const& rObj); +}; + +class SVXCORE_DLLPUBLIC SdrObjMacroHitRec +{ +public: + Point aPos; + const SdrLayerIDSet* pVisiLayer; + const SdrPageView* pPageView; + sal_uInt16 nTol; + + SdrObjMacroHitRec(); +}; + +/** + * User data of a drawing object, e.g. application specific data. + * Every drawing object can have an arbitrary amount of such records (SV list). + * Whoever wants to save data here, must inherit from this and set a corresponding link in the factory. + */ +class SVXCORE_DLLPUBLIC SdrObjUserData +{ + SdrInventor m_nInventor; + sal_uInt16 m_nIdentifier; + + void operator=(const SdrObjUserData& rData) = delete; + bool operator==(const SdrObjUserData& rData) const = delete; + bool operator!=(const SdrObjUserData& rData) const = delete; + +public: + SdrObjUserData(SdrInventor nInv, sal_uInt16 nId); + SdrObjUserData(const SdrObjUserData& rData); + virtual ~SdrObjUserData(); + + virtual std::unique_ptr<SdrObjUserData> Clone(SdrObject* pObj1) const = 0; // #i71039# NULL -> 0 + SdrInventor GetInventor() const { return m_nInventor;} + sal_uInt16 GetId() const { return m_nIdentifier;} +}; + +/** + * All geometrical data of an arbitrary object for use in undo/redo + */ +class SVXCORE_DLLPUBLIC SdrObjGeoData +{ +public: + tools::Rectangle aBoundRect; + Point aAnchor; + std::unique_ptr<SdrGluePointList> + pGPL; + bool bMovProt; + bool bSizProt; + bool bNoPrint; + bool bClosedObj; + bool mbVisible; + SdrLayerID mnLayerID; + +public: + SdrObjGeoData(); + virtual ~SdrObjGeoData(); +}; + +/** + * Provides information about various ZObject properties + */ +class SVXCORE_DLLPUBLIC SdrObjTransformInfoRec +{ +public: + bool bMoveAllowed : 1; // if false, object cannot be moved + bool bResizeFreeAllowed : 1; // if false, object cannot be resized freely + bool bResizePropAllowed : 1; // if false, object cannot even be resized proportionally + bool bRotateFreeAllowed : 1; // if false, object cannot be rotated freely + bool bRotate90Allowed : 1; // if false, object cannot even be rotated in 90 degree steps + bool bMirrorFreeAllowed : 1; // if false, object cannot be mirrored freely + bool bMirror45Allowed : 1; // if false, object cannot even be mirrored over axes in a 45 degree raster + bool bMirror90Allowed : 1; // if false, object cannot even be mirrored over axes in a 90 degree raster + bool bTransparenceAllowed : 1; // if false, object does not have an interactive transparence control + bool bShearAllowed : 1; // if false, object cannot be sheared + bool bEdgeRadiusAllowed : 1; + bool bNoOrthoDesired : 1; // is true for Rect; is false for BMP, MTF + bool bNoContortion : 1; // if false, contortion not possible (for crook, only true for PathObj and grouped PathObjs) + bool bCanConvToPath : 1; // if false, no conversion into PathObj possible + bool bCanConvToPoly : 1; // if false, no conversion into PolyObj possible + bool bCanConvToContour : 1; // if false, no conversion down to whole contour possible + bool bCanConvToPathLineToArea : 1; // if false, no conversion into PathObj with transformation from LineToArea possible + bool bCanConvToPolyLineToArea : 1; // if false, no conversion into PolyObj with transformation from LineToArea possible + + SdrObjTransformInfoRec(); +}; + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// +// SdrObject +// SdrAttrObj +// E3dObject +// E3dCompoundObject +// E3dCubeObj +// E3dExtrudeObj +// E3dLatheObj +// E3dPolygonObj +// E3dSphereObj +// E3dScene +// SdrTextObj +// SdrObjCustomShape +// OCustomShape +// SdrEdgeObj +// SdrMeasureObj +// SdrPathObj +// SdrRectObj +// SdrCaptionObj +// SdrCircObj +// SdrGrafObj +// SdrMediaObj +// SdrOle2Obj +// OOle2Obj +// SdrUnoObj +// DlgEdObj +// DlgEdForm +// OUnoObject +// FmFormObj +// SdrTableObj +// SdrObjGroup +// SdrPageObj +// SdrVirtObj +// SwDrawVirtObj +// SwVirtFlyDrawObj +// SwFlyDrawObj + +/// Abstract DrawObject +class SVXCORE_DLLPUBLIC SdrObject : public SfxListener, public cppu::OWeakObject +{ +public: + // Basic DiagramHelper support + virtual const std::shared_ptr< svx::diagram::IDiagramHelper >& getDiagramHelper() const; + bool isDiagram() const { return bool(getDiagramHelper()); } + +private: + friend class SdrObjListIter; + friend class SdrObjList; + friend class SdrVirtObj; + friend class SdrRectObj; + + // OperationSmiley: Allow at each SdrObject to set a FillGeometryDefiningShape, + // so that for SdrObjects where this is set, the definition of a defined FillStyle + // will use this, but the local geometry will be filled. This allows to fill + // multiple shapes with a unified fill, e.g think about CustomShapes. + // Currently this is *only* used for CustomShapes, but may be developed to get a + // common mechanism - usages for it are easy to be found. The current limitation + // to CustomShapes allows to think about these SdrObjects to 'vanish' during the + // lifetime of 'this' - the SdrObjects without SdrPage and SdrModel are used as helper + // objects for SdrObjCustomShape and thus their lifetime is limited to the lifetime + // of this local object. For unifying this mechanism, some weak reference of + // SdrObjects would have to be thought about (not easy with the current implementation). + // So - allow *only* EnhancedCustomShape2d (which creates the visualizations for + // SdrObjCustomShape) to set this. Already allow unified read to use it - thus already + // allowing to implement as standard case for all kinds of SdrObjects. + friend class EnhancedCustomShape2d; + const SdrObject* mpFillGeometryDefiningShape; + void setFillGeometryDefiningShape(const SdrObject* pNew) { mpFillGeometryDefiningShape = pNew; } +public: + const SdrObject* getFillGeometryDefiningShape() const { return mpFillGeometryDefiningShape; } + +private: + // the SdrModel this objects was created with, unchanged during SdrObject lifetime + SdrModel& mrSdrModelFromSdrObject; + +public: + // A SdrObject always needs a SdrModel for lifetime (Pool, ...) + SdrObject(SdrModel& rSdrModel); + // Copy constructor + SdrObject(SdrModel& rSdrModel, SdrObject const & rSource); + + virtual void SAL_CALL acquire() noexcept override final; + virtual void SAL_CALL release() noexcept override final; + + // SdrModel/SdrPage access on SdrObject level + SdrPage* getSdrPageFromSdrObject() const; + SdrModel& getSdrModelFromSdrObject() const; + + // access to possible children (SdrObjGroup/E3dScene) + virtual SdrObjList* getChildrenOfSdrObject() const; + + // access to parent + SdrObjList* getParentSdrObjListFromSdrObject() const; + SdrObject* getParentSdrObjectFromSdrObject() const; + +private: + SVX_DLLPRIVATE void setParentOfSdrObject(SdrObjList* pNew); + +public: + // react on model/page change + virtual void handlePageChange(SdrPage* pOldPage, SdrPage* pNewPage); + + void AddObjectUser(sdr::ObjectUser& rNewUser); + void RemoveObjectUser(sdr::ObjectUser& rOldUser); + + sdr::contact::ViewContact& GetViewContact() const; + + virtual sdr::properties::BaseProperties& GetProperties() const; + + // DrawContact support: Methods for handling Object changes + void ActionChanged() const; + + static SdrItemPool& GetGlobalDrawObjectItemPool(); + void SetRelativeWidth( double nValue ); + void SetRelativeWidthRelation( sal_Int16 eValue ); + void SetRelativeHeight( double nValue ); + void SetRelativeHeightRelation( sal_Int16 eValue ); + const double* GetRelativeWidth() const; + sal_Int16 GetRelativeWidthRelation() const; + const double* GetRelativeHeight() const; + sal_Int16 GetRelativeHeightRelation() const; + + /// @param bNotMyself = true: set only ObjList to dirty, don't mark this object as dirty. + /// + /// This is needed for instance for NbcMove, because usually one moves SnapRect and aOutRect + /// at the same time to avoid recomputation. + virtual void SetBoundAndSnapRectsDirty(bool bNotMyself = false, bool bRecursive = true); + + // this method is only for access from Property objects + virtual void SetBoundRectDirty(); + + SfxItemPool & GetObjectItemPool() const; + + void AddListener(SfxListener& rListener); + void RemoveListener(SfxListener& rListener); + + void AddReference(SdrVirtObj& rVrtObj); + void DelReference(SdrVirtObj& rVrtObj); + virtual SdrInventor GetObjInventor() const; + virtual SdrObjKind GetObjIdentifier() const; + virtual void TakeObjInfo(SdrObjTransformInfoRec& rInfo) const; + + // Layer interface + virtual SdrLayerID GetLayer() const; + virtual void NbcSetLayer(SdrLayerID nLayer); + virtual void SetLayer(SdrLayerID nLayer); + bool isVisibleOnAnyOfTheseLayers(const SdrLayerIDSet& rSet) const; + + void SendUserCall(SdrUserCallType eUserCall, const tools::Rectangle& rBoundRect) const; + + // #i68101# + // An object may have a user-set Name (Get/SetName()), e.g SdrGrafObj, SdrObjGroup + // or SdrOle2Obj. + // It may also have a Title and a Description for accessibility purposes. + virtual void SetName(const OUString& rStr, const bool bSetChanged = true); + virtual const OUString & GetName() const; + void MakeNameUnique(); + void MakeNameUnique(std::unordered_set<OUString>& rNameSet); + virtual void SetTitle(const OUString& rStr); + virtual OUString GetTitle() const; + virtual void SetDescription(const OUString& rStr); + virtual OUString GetDescription() const; + virtual void SetDecorative(bool isDecorative); + virtual bool IsDecorative() const; + + // for group objects + bool IsGroupObject() const; + virtual SdrObjList* GetSubList() const; + + /// The order number (aka ZOrder, aka z-index) determines whether a + /// SdrObject is located above or below another. Objects are painted from + /// lowest to highest order number. If the order of SdrObjects in the + /// SdrObjList is changed, the bObjOrdNumsDirty flag is set on the SdrPage + /// and the next GetOrdNum() call recalculates the order number of all + /// SdrObjects in the SdrObjList. + sal_uInt32 GetOrdNum() const; + + // setting the order number should only happen from the model or from the page + void SetOrdNum(sal_uInt32 nNum); + + // GrabBagItem for interim interop purposes + void GetGrabBagItem(css::uno::Any& rVal) const; + + virtual void SetGrabBagItem(const css::uno::Any& rVal); + + // Return the position in the navigation order for the called object. + // Note that this method may update the navigation position of the + // called and of other SdrObjects. Therefore this method can not be + // const. + // @return + // If no navigation position has been explicitly defined then the + // result of GetOrdNum() is returned. + sal_uInt32 GetNavigationPosition() const; + + // To make clearer that this method may trigger RecalcBoundRect and thus may be + // expensive and sometimes problematic (inside a bigger object change You will get + // non-useful BoundRects sometimes) i rename that method from GetBoundRect() to + // GetCurrentBoundRect(). + virtual const tools::Rectangle& GetCurrentBoundRect() const; + + // To have a possibility to get the last calculated BoundRect e.g for producing + // the first rectangle for repaints (old and new need to be used) without forcing + // a RecalcBoundRect (which may be problematical and expensive sometimes) i add here + // a new method for accessing the last BoundRect. + virtual const tools::Rectangle& GetLastBoundRect() const; + + virtual void RecalcBoundRect(); + + void BroadcastObjectChange() const; + + const SfxBroadcaster* GetBroadcaster() const; + + // set modified-flag in the model + virtual void SetChanged(); + + // Tooling for painting a single object to an OutputDevice. This will be needed as long + // as not all painting is changed to use DrawContact objects. + void SingleObjectPainter(OutputDevice& rOut) const; + bool LineGeometryUsageIsNecessary() const; + + // RotGrfFlyFrame: If true, this SdrObject supports only limited rotation, that + // means no change of the rotation point (only centered) and no shear allowed + virtual bool HasLimitedRotation() const; + + // Returns a copy of the object. Every inherited class must reimplement this. + virtual rtl::Reference<SdrObject> CloneSdrObject(SdrModel& rTargetModel) const = 0; + // helper, since Clone always return the type of the current subclass + template<class T> + static rtl::Reference<T> Clone(T const & rObj, SdrModel& rTargetModel) + { + rtl::Reference<SdrObject> newObj = rObj.CloneSdrObject(rTargetModel); + return static_cast<T*>(newObj.get()); + } + + // Overwriting this object makes no sense, it is too complicated for that + SdrObject& operator=(const SdrObject& rObj) = delete; + SdrObject& operator=(SdrObject&& rObj) = delete; + + // TakeObjName...() is for the display in the UI, e.g. "3 frames selected" + virtual OUString TakeObjNameSingul() const; + virtual OUString TakeObjNamePlural() const; + + /// The Xor-Polygon is required by the View to drag the object. + /// All polygons within the PolyPolygon are interpreted as PolyLine. + /// To get a closed Polygon, close it explicitly. + virtual basegfx::B2DPolyPolygon TakeXorPoly() const; + + /// contour for TextToContour + virtual basegfx::B2DPolyPolygon TakeContour() const; + + /// Via GetHdlCount the number of Handles can be retrieved. + /// Normally 8, if it's a line 2. + /// For Polygon objects (Polygon/Spline/Bezier) the number may be much + /// larger. Polygon objects are also allowed to select a point of a + /// selected object. The handle of that point will then be replaced by + /// a new set of handles (PlusHdl). For a Polygon this would be a simple + /// selection Handle, for a Bezier curve this may be up to 3 Handles + /// (including Weights). + /// GetHdl() and GetPlusHdl() must create Handle instances with new! + /// An object that returns true from HasSpacialDrag() must provide these + /// methods (incl. FillHdlList()). + virtual sal_uInt32 GetHdlCount() const; + virtual void AddToPlusHdlList(SdrHdlList& rHdlList, SdrHdl& rHdl) const; + virtual void AddToHdlList(SdrHdlList& rHdlList) const; + virtual void addCropHandles(SdrHdlList& rTarget) const; + + /// The standard transformations (Move,Resize,Rotate,Mirror,Shear) are + /// taken over by the View (TakeXorPoly(),...). + /// Object type specific dragging like corner radius of Rectangle, + /// control points of Splines, weights of Bezier curves, pointer of + /// Label objects must be handled by the object itself. + /// To keep the Model free of state, the state is kept in the View + /// and then passed to the object. EndDrag usually returns true for success, + /// false may be returned if the dragging did not modify the object, + /// where the View already handles the case that the pointer was not + /// moved at all. + virtual bool hasSpecialDrag() const; + virtual bool beginSpecialDrag(SdrDragStat& rDrag) const; + virtual bool applySpecialDrag(SdrDragStat& rDrag); + virtual OUString getSpecialDragComment(const SdrDragStat& rDrag) const; + virtual basegfx::B2DPolyPolygon getSpecialDragPoly(const SdrDragStat& rDrag) const; + + // FullDrag support. This is for standard interactions and for SdrObjOwn + // support. If supportsFullDrag() returns true, getFullDragClone has to + // return a cloned SdrObject (who's ownership it loses) at which modifications + // like Move(), Scale(), etc or applySpecialDrag() will be executed. That + // object will be visualized on overlay for full drag, but should not be + // part of the model, thus not changing anything since it's only a temporary + // helper object for interaction + virtual bool supportsFullDrag() const; + virtual rtl::Reference<SdrObject> getFullDragClone() const; + + /// Every object must be able to create itself interactively. + /// On MouseDown first an object is created, and its BegCreate() method + /// is called. On every MouseMove, MovCreate() is called. BrkCreate() + /// is called if the user cancels the interactive object creation. + /// EndCreate() is called on the MouseUp event. If EndCreate() returns + /// true, the creation is finished; the object is inserted into the + /// corresponding list. Otherwise it is assumed that further points + /// are necessary to create the object (Polygon, ...). The parameter + /// eCmd contains the number of mouse clicks (if the application + /// provides it). + /// BckCreate() will undo the previous EndCreate(), e.g. to delete the + /// last point of the Polygon. If BckCreate() returns false, creation + /// is cancelled. + virtual bool BegCreate(SdrDragStat& rStat); + virtual bool MovCreate(SdrDragStat& rStat); // if true, Xor needs to be repainted + virtual bool EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd); + virtual bool BckCreate(SdrDragStat& rStat); + virtual void BrkCreate(SdrDragStat& rStat); + + /// get the cursor/pointer that signals creating this object + virtual PointerStyle GetCreatePointer() const; + + /// Polygon dragged by the user when creating the object + virtual basegfx::B2DPolyPolygon TakeCreatePoly(const SdrDragStat& rDrag) const; + + /// The methods Move, Resize, Rotate, Mirror, Shear, SetSnapRect and + /// SetLogicRect call the corresponding Nbc-methods, send a Repaint + /// broadcast and set the Modified state on the Model. + /// Derived classes should usually only override the Nbc methods. + /// Nbc means "no broadcast". + virtual void NbcMove (const Size& rSiz); + virtual void NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact); + virtual void NbcCrop (const basegfx::B2DPoint& rRef, double fxFact, double fyFact); + virtual void NbcRotate(const Point& rRef, Degree100 nAngle, double sn, double cs) = 0; + // Utility for call sites that don't have sin and cos handy + void NbcRotate(const Point& rRef, Degree100 nAngle); + virtual void NbcMirror(const Point& rRef1, const Point& rRef2); + virtual void NbcShear (const Point& rRef, Degree100 nAngle, double tn, bool bVShear); + + virtual void Move (const Size& rSiz); + virtual void Resize(const Point& rRef, const Fraction& xFact, const Fraction& yFact, bool bUnsetRelative = true); + virtual void Crop (const basegfx::B2DPoint& rRef, double fxFact, double fyFact); + virtual void Rotate(const Point& rRef, Degree100 nAngle, double sn, double cs); + virtual void Mirror(const Point& rRef1, const Point& rRef2); + virtual void Shear (const Point& rRef, Degree100 nAngle, double tn, bool bVShear); + + /// The relative position of a SdrObject is the distance of the upper + /// left corner of the logic bounding rectangle (SnapRect) to the anchor. + virtual void NbcSetRelativePos(const Point& rPnt); + virtual void SetRelativePos(const Point& rPnt); + virtual Point GetRelativePos() const; + void ImpSetAnchorPos(const Point& rPnt); + virtual void NbcSetAnchorPos(const Point& rPnt); + virtual void SetAnchorPos(const Point& rPnt); + + /// Snap is not done on the BoundRect but if possible on logic coordinates + /// (i.e. without considering stroke width, ...) + /// SetSnapRect() tries to size the Object so that it fits into the + /// passed Rect (without stroke width, ...) + virtual void RecalcSnapRect(); + virtual const tools::Rectangle& GetSnapRect() const; + virtual void SetSnapRect(const tools::Rectangle& rRect); + virtual void NbcSetSnapRect(const tools::Rectangle& rRect); + + // Logic Rect: for the Rect for instance without regard to rotation angle, shear, ... + virtual const tools::Rectangle& GetLogicRect() const; + virtual void SetLogicRect(const tools::Rectangle& rRect); + virtual void NbcSetLogicRect(const tools::Rectangle& rRect); + + // the default is to set the logic rect to the given rectangle rMaxRect. If the shape + // has an intrinsic aspect ratio it may set the logic rect so the aspect + // ratio is kept but still inside the rectangle rMaxRect. + // If bShrinkOnly is set to true, the size of the current logic rect will not + // be changed if it is smaller than the given rectangle rMaxRect. + virtual void AdjustToMaxRect( const tools::Rectangle& rMaxRect, bool bShrinkOnly = false ); + + // rotation and shear angle + virtual Degree100 GetRotateAngle() const; + virtual Degree100 GetShearAngle(bool bVertical = false) const; + + /// snap to special points of an Object (polygon points, center of circle) + virtual sal_uInt32 GetSnapPointCount() const; + virtual Point GetSnapPoint(sal_uInt32 i) const; + + // For objects, whose points can be moved individually. + // (e.g. polygons, polylines, lines) + // The points of those objects are selected (if necessary multiselection), + // deleted, inserted, or as a multiselection moved or rotated... + // Only such objects can have PlusHandles (e.g. the weights of a Bezier curve). + virtual bool IsPolyObj() const; + virtual sal_uInt32 GetPointCount() const; + virtual Point GetPoint(sal_uInt32 i) const; + void SetPoint(const Point& rPnt, sal_uInt32 i); + virtual void NbcSetPoint(const Point& rPnt, sal_uInt32 i); + + // get all geometrical data for undo/redo + virtual std::unique_ptr<SdrObjGeoData> GetGeoData() const; + virtual void SetGeoData(const SdrObjGeoData& rGeo); + + // ItemSet access + const SfxItemSet& GetMergedItemSet() const; + void SetMergedItem(const SfxPoolItem& rItem); + void ClearMergedItem(const sal_uInt16 nWhich = 0); + void SetMergedItemSet(const SfxItemSet& rSet, bool bClearAllItems = false); + const SfxPoolItem& GetMergedItem(const sal_uInt16 nWhich) const; + template<class T> + const T& GetMergedItem( TypedWhichId<T> nWhich ) const + { + return static_cast<const T&>(GetMergedItem(sal_uInt16(nWhich))); + } + + // syntactical sugar for ItemSet accesses + void SetMergedItemSetAndBroadcast(const SfxItemSet& rSet, bool bClearAllItems = false); + + // NotPersistAttr for Layer, ObjName, geometrical transformations etc. + void TakeNotPersistAttr(SfxItemSet& rAttr) const; + void ApplyNotPersistAttr(const SfxItemSet& rAttr); + void NbcApplyNotPersistAttr(const SfxItemSet& rAttr); + + // if bDontRemoveHardAttr is false, set all attributes, which were set in the style sheet, to their default value + // if true, all hard attributes keep their values + void SetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr); + void NbcSetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr); + SfxStyleSheet* GetStyleSheet() const; + + virtual bool HasTextEdit() const; + + // keep text in outliner's format + // SetOutlinerParaObject: transfer ownership of *pTextObject! + void SetOutlinerParaObject(std::optional<OutlinerParaObject> pTextObject); + virtual void NbcSetOutlinerParaObject(std::optional<OutlinerParaObject> pTextObject); + virtual OutlinerParaObject* GetOutlinerParaObject() const; + virtual void NbcReformatText(); + + void BurnInStyleSheetAttributes(); + + // macro abilities, e.g. a rectangle as PushButton. + virtual bool HasMacro() const; + virtual SdrObject* CheckMacroHit (const SdrObjMacroHitRec& rRec) const; + virtual PointerStyle GetMacroPointer (const SdrObjMacroHitRec& rRec) const; + virtual void PaintMacro (OutputDevice& rOut, const tools::Rectangle& rDirtyRect, const SdrObjMacroHitRec& rRec) const; + virtual bool DoMacro (const SdrObjMacroHitRec& rRec); + bool IsMacroHit(const SdrObjMacroHitRec& rRec) const; + + // Connectors + // (see also documentation in SvdoEdge.hxx, SdrEdgeObj, as well as SvdGlue.hxx and SvdGlEV.hxx) + // + // There are nodes and edges. In theory an edge can also be a node, but this isn't implemented yet. + // A node has a number of gluepoints, onto which edges can glued to + // An edge can be either + // - without any connection to any node, + // - or connected on one end to a node, while the other end is not connected, + // - or connected on both ends with exactly one node each. + // The edge is listener for its up to two nodes. + // Whenever a node is moved or resized, all its connected edges follow. + // This is also true for SetGluePoint()... on the node. + // On the other hand, moving/resizing an edge breaks the connection. + + // automatic gluepoints: + // a node object must provide four vertex and corner positions + // usually 0: top, 1: right, 2: bottom, 3: left + virtual SdrGluePoint GetVertexGluePoint(sal_uInt16 nNum) const; + + // usually: + // 0: top-left, 1: top-right, 2: bottom-right, 3: bottom-left + virtual SdrGluePoint GetCornerGluePoint(sal_uInt16 nNum) const; + + // list of all gluepoints, can be NULL + virtual const SdrGluePointList* GetGluePointList() const; + + // after changing the GluePointList, one has to call the object's SendRepaintBroadcast! + virtual SdrGluePointList* ForceGluePointList(); + + // to be set temporarily when transforming related object(?) + void SetGlueReallyAbsolute(bool bOn); + void NbcRotateGluePoints(const Point& rRef, Degree100 nAngle, double sn, double cs); + void NbcMirrorGluePoints(const Point& rRef1, const Point& rRef2); + void NbcShearGluePoints (const Point& rRef, double tn, bool bVShear); + + // if bTail1 is true, line start, otherwise line end + // if pObj is null disconnect + virtual void ConnectToNode(bool bTail1, SdrObject* pObj); + virtual void DisconnectFromNode(bool bTail1); + virtual SdrObject* GetConnectedNode(bool bTail1) const; + + // sets the writing mode of the object's context + // Objects which itself do not support different writing modes will ignore this call. + // Objects which support different writing modes, but have an own, explicit writing mode set, + // will also ignore this call. + // Objects which support different writing modes, and whose own mode is set to css.text.WritingMode2.CONTEXT, + // will use the given writing mode to calculate their "effective writing mode". + // The behaviour of this method is undefined if you pass css.text.WritingMode2.CONTEXT. + // @param _nContextWritingMode + // the effective writing mode of the context of the object + virtual void SetContextWritingMode( const sal_Int16 _nContextWritingMode ); + + // If an object is able to convert itself into a polygon or into a Bezier curve (or into both), + // then the following methods should be overridden. + // E.g., convert a RectObj with line width 10, SOLID_PEN into a polygon: + // In the bLineToArea=false mode a PolyObj with four supporting points, + // line width 10 and SOLID_PEN shall be created. + // On the contrary in the bLineToArea=true mode the generated object should + // still have a line attribute NULL_PEN, and the line (also line pattern) + // itself should be emulated by the polygon area, which thereby can be + // manipulated by the user afterwards. + // The RectObj therefore can only convert correctly if it has an area attribute NULL_BRUSH. + // In this case it would have to: + // - set SOLID_BRUSH with the color of the given pen, + // - set NULL_PEN, and + // - generate tools::PolyPolygon with two polygons with four supporting points each. + // In each case the return value is a SdrObject*, because it is also + // allowed to return group objects (e.g. for SdrTextObj). + // In the case of the conversion from TextObj to PathObj, + // both modi (bLineToArea=true/false) would be identical. + // The methods' default implementations report "I'm unable to do this" (false/null). + virtual rtl::Reference<SdrObject> DoConvertToPolyObj(bool bBezier, bool bAddText) const; + rtl::Reference<SdrObject> ConvertToPolyObj(bool bBezier, bool bLineToArea) const; + + // convert this path object to contour object; bForceLineDash converts even + // when there is no filled new polygon created from line-to-polygon conversion, + // specially used for XLINE_DASH and 3D conversion + rtl::Reference<SdrObject> ConvertToContourObj(SdrObject* pRet, bool bForceLineDash = false) const; +private: + rtl::Reference<SdrObject> ImpConvertToContourObj(bool bForceLineDash); +public: + + // if true, reference onto an object + bool IsVirtualObj() const { return m_bVirtObj;} + + // is true, if object can probably be filled + // is false, if object has probably line ends + // is invalid, if this is a group object + bool IsClosedObj() const { return m_bClosedObj;} + + // tdf#118662 reorganize inserted state, no local bool needed anymore, + // it depends on being a member of a SdrObjList + void InsertedStateChange(); + bool IsInserted() const { return nullptr != getParentSdrObjListFromSdrObject(); } + + bool IsEdgeObj() const { return m_bIsEdge;} + bool Is3DObj() const { return m_bIs3DObj;} + bool IsUnoObj() const { return m_bIsUnoObj;} + void SetMoveProtect(bool bProt); + bool IsMoveProtect() const { return m_bMovProt;} + void SetResizeProtect(bool bProt); + bool IsResizeProtect() const { return m_bSizProt;} + void SetPrintable(bool bPrn); + bool IsPrintable() const { return !m_bNoPrint;} + void SetVisible(bool bVisible); + bool IsVisible() const { return mbVisible;} + void SetMarkProtect(bool bProt); + bool IsMarkProtect() const { return m_bMarkProt;} + virtual bool IsSdrTextObj() const { return false; } + virtual bool IsTextPath() const { return false ; } + + /// Whether the aspect ratio should be kept by default when resizing. + virtual bool shouldKeepAspectRatio() const { return false; } + + // application specific data + sal_uInt16 GetUserDataCount() const; + SdrObjUserData* GetUserData(sal_uInt16 nNum) const; + + void AppendUserData(std::unique_ptr<SdrObjUserData> pData); + + // removes the record from the list and performs delete (FreeMem+Dtor). + void DeleteUserData(sal_uInt16 nNum); + + // access to the UNO representation of the shape + virtual css::uno::Reference< css::drawing::XShape > getUnoShape(); + + static SdrObject* getSdrObjectFromXShape( const css::uno::Reference< css::uno::XInterface >& xInt ); + + // notifies a change in the given property, to all applicable listeners registered at the associated SvxShape + // + // This method is equivalent to calling getShapePropertyChangeNotifier().notifyPropertyChange( _eProperty ), + // exception that it is allowed to be called when there does not yet exist an associated SvxShape - in which + // case the method will silently return without doing anything. + void notifyShapePropertyChange( const OUString& rPropName ) const; + + // transformation interface for StarOfficeAPI. This implements support for + // homogen 3x3 matrices containing the transformation of the SdrObject. At the + // moment it contains a shearX, rotation and translation, but for setting all linear + // transforms like Scale, ShearX, ShearY, Rotate and Translate are supported. + // + // gets base transformation and rectangle of object. If it's an SdrPathObj it fills the PolyPolygon + // with the base geometry and returns TRUE. Otherwise it returns FALSE. + virtual bool TRGetBaseGeometry(basegfx::B2DHomMatrix& rMatrix, basegfx::B2DPolyPolygon& rPolyPolygon) const; + + // sets the base geometry of the object using infos contained in the homogen 3x3 matrix. + // If it's an SdrPathObj it will use the provided geometry information. The Polygon has + // to use (0,0) as upper left and will be scaled to the given size in the matrix. + virtual void TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& rPolyPolygon); + + // give info if object is in destruction + bool IsInDestruction() const; + + // return if fill is != XFILL_NONE + bool HasFillStyle() const; + bool HasLineStyle() const; + + // on import of OLE object from MS documents the BLIP size might be retrieved, + // the following methods are used to control it; + // usually this data makes no sense after the import is finished, since the object + // might be resized + const tools::Rectangle& GetBLIPSizeRectangle() const { return maBLIPSizeRectangle;} + void SetBLIPSizeRectangle( const tools::Rectangle& aRect ); + + // #i121917# + virtual bool HasText() const; + + bool Equals(const SdrObject&) const; + + virtual void dumpAsXml(xmlTextWriterPtr pWriter) const; + + /// Is this a textbox of a drawinglayer shape? + virtual bool IsTextBox() const; + + void SetEmptyPresObj(bool bEpt); + bool IsEmptyPresObj() const { return m_bEmptyPresObj;} + void SetNotVisibleAsMaster(bool bFlg); + bool IsNotVisibleAsMaster() const { return m_bNotVisibleAsMaster;} + void SetUserCall(SdrObjUserCall* pUser); + SdrObjUserCall* GetUserCall() const { return m_pUserCall;} + /// @see mbDoNotInsertIntoPageAutomatically + void SetDoNotInsertIntoPageAutomatically(bool bSet); + /// @see mbDoNotInsertIntoPageAutomatically + bool IsDoNotInsertIntoPageAutomatically() const { return mbDoNotInsertIntoPageAutomatically;} + + // Warning: this method should only be used if you really know what you're doing + sal_uInt32 GetOrdNumDirect() const { return m_nOrdNum;} + + // #i25616# + bool DoesSupportTextIndentingOnLineWidthChange() const { return mbSupportTextIndentingOnLineWidthChange;} + + const Point& GetAnchorPos() const; + + // #i25616# + bool LineIsOutsideGeometry() const { return mbLineIsOutsideGeometry;} + + // Set the position in the navigation position to the given value. + // This method is typically used only by the model after a change to + // the navigation order. + // This method does not change the navigation position of other + // objects. + // Use SdrObjList::SetObjectNavigationPosition() instead. + void SetNavigationPosition (const sal_uInt32 nPosition); + + /// Sets a new UNO representation of the shape + /// + /// Calling this function is only allowed for the UNO representation + /// itself! + /// + /// The default implementation of this function sets the new UNO + /// shape. Derived classes should override the function to handle + /// any other actions that are needed when the shape is being + /// changed. + /// + /// The implementation _must_ call the same method of its parent + /// class (preferably as the first step)! + virtual void setUnoShape( const css::uno::Reference< css::drawing::XShape >& _rxUnoShape ); + + const css::uno::WeakReference< css::drawing::XShape >& getWeakUnoShape() const { return maWeakUnoShape; } + + // return true if a bg was set, false otherwise + bool setSuitableOutlinerBg(Outliner& rOutliner) const; + // If fillstyle is drawing::FillStyle_BITMAP, returns the graphic. + const Graphic* getFillGraphic() const; + + const OUString& getHyperlink() const { return msHyperlink; } + void setHyperlink(const OUString& sHyperlink) { msHyperlink = sHyperlink; } + + void ForceMetricToItemPoolMetric(basegfx::B2DPolyPolygon& rPolyPolygon) const noexcept; + +protected: + const tools::Rectangle& getOutRectangle() const; + void setOutRectangleConst(tools::Rectangle const& rRectangle) const; // need to do something about this + void setOutRectangle(tools::Rectangle const& rRectangle); + void resetOutRectangle(); + void moveOutRectangle(sal_Int32 nXDelta, sal_Int32 nYDelta); + + mutable tools::Rectangle m_aOutRect; // surrounding rectangle for Paint (incl. LineWidth, ...) + Point m_aAnchor; // anchor position (Writer) + SdrObjUserCall* m_pUserCall; + std::unique_ptr<SdrObjPlusData> + m_pPlusData; // Broadcaster, UserData, connectors, ... (this is the Bitsack) + // object is only pointing to another one + bool m_bVirtObj : 1; + bool m_bSnapRectDirty : 1; + // the following flags will be streamed + bool m_bMovProt : 1; // if true, the position is protected + bool m_bSizProt : 1; // if true, the size is protected + // If bEmptyPresObj is true, it is a presentation object that has no content yet. + // The flag's default value is false. + // The management is done by the application. + // Neither assign operator nor cloning copies the flag! + // The flag is persistent. + bool m_bEmptyPresObj : 1; // empty presentation object (Draw) + // if true, object is invisible as object of the MasterPage + bool m_bNotVisibleAsMaster : 1; + // if true, the object is closed, i.e. no line, arc... + bool m_bClosedObj : 1; + bool m_bIsEdge : 1; + bool m_bIs3DObj : 1; + bool m_bIsUnoObj : 1; + // #i25616# + bool mbLineIsOutsideGeometry : 1; + // #i25616# + bool mbSupportTextIndentingOnLineWidthChange : 1; + + virtual ~SdrObject() override; + + virtual std::unique_ptr<sdr::properties::BaseProperties> CreateObjectSpecificProperties() = 0; + + virtual std::unique_ptr<sdr::contact::ViewContact> CreateObjectSpecificViewContact(); + + tools::Rectangle ImpDragCalcRect(const SdrDragStat& rDrag) const; + + // for GetDragComment + OUString ImpGetDescriptionStr(TranslateId pStrCacheID) const; + + void ImpForcePlusData(); + + OUString GetMetrStr(tools::Long nVal) const; + + /// A derived class must override these 3 methods if it has own geometric + /// data that must be saved for Undo. + /// NewGeoData() creates an empty instance of a class derived from + /// SdrObjGeoData. + virtual std::unique_ptr<SdrObjGeoData> NewGeoData() const; + virtual void SaveGeoData(SdrObjGeoData& rGeo) const; + virtual void RestoreGeoData(const SdrObjGeoData& rGeo); + + // internal versions + const SfxItemSet& GetObjectItemSet() const; + void SetObjectItem(const SfxPoolItem& rItem); + void SetObjectItemSet(const SfxItemSet& rSet); + const SfxPoolItem& GetObjectItem(const sal_uInt16 nWhich) const; + template<class T> const T& GetObjectItem( TypedWhichId<T> nWhich ) const + { + return static_cast<const T&>(GetObjectItem(sal_uInt16(nWhich))); + } + + const SfxItemSet* getBackgroundFillSet() const; + + virtual void InternalSetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr, bool bBroadcast); + +private: + struct Impl; + std::unique_ptr<Impl> mpImpl; + SdrObjList* mpParentOfSdrObject; // list that includes this object + sal_uInt32 m_nOrdNum; // order number of the object in the list + std::unique_ptr<SfxGrabBagItem> m_pGrabBagItem; // holds the GrabBagItem property + // Position in the navigation order. SAL_MAX_UINT32 when not used. + sal_uInt32 mnNavigationPosition; + SdrLayerID mnLayerID; + bool m_bNoPrint : 1; // if true, the object is not printed. + bool mbVisible : 1; // if false, the object is not visible on screen (but maybe on printer, depending on bNoprint + bool m_bMarkProt : 1; // marking forbidden, persistent + // on import of OLE object from MS documents the BLIP size might be retrieved, + // in this case the following member is initialized as nonempty rectangle + tools::Rectangle maBLIPSizeRectangle; + std::unique_ptr<sdr::properties::BaseProperties> + mpProperties; + std::unique_ptr<sdr::contact::ViewContact> + mpViewContact; + + // do not use directly, always use getSvxShape() if you have to, because not all + // SdrObjects have an associated SvxShape subclass (e.g. reportdesign) + SvxShape* mpSvxShape; + css::uno::WeakReference< css::drawing::XShape > + maWeakUnoShape; + + // HACK: Do not automatically insert newly created object into a page. + // The user needs to do it manually later. + bool mbDoNotInsertIntoPageAutomatically; + // Hyperlink for the whole shape + OUString msHyperlink; + + // only for internal use! + SvxShape* getSvxShape(); + + SdrObject( const SdrObject& ) = delete; +}; + +SVXCORE_DLLPUBLIC E3dScene* DynCastE3dScene(SdrObject*); +inline const E3dScene* DynCastE3dScene(const SdrObject* p) { return DynCastE3dScene(const_cast<SdrObject*>(p)); } +SVXCORE_DLLPUBLIC E3dObject* DynCastE3dObject(SdrObject*); +inline const E3dObject* DynCastE3dObject(const SdrObject* p) { return DynCastE3dObject(const_cast<SdrObject*>(p)); } +SVXCORE_DLLPUBLIC SdrTextObj* DynCastSdrTextObj(SdrObject*); +inline const SdrTextObj* DynCastSdrTextObj(const SdrObject* p) { return DynCastSdrTextObj(const_cast<SdrObject*>(p)); } + + +struct SdrObjCreatorParams +{ + SdrInventor nInventor; + SdrObjKind nObjIdentifier; + SdrModel& rSdrModel; +}; + +/** + * Whoever creates his own objects must set a link in the SdrObjFactory class. + * The handler must have the following signature: + * void Hdl(SdrObjFactory*) + * He must take a look at the referenced instance's nInventor and nIdentifier values, + * and must create a new drawing object instance accordingly. + * He must also make the pNewObj pointer reference to this instance. + */ +class SVXCORE_DLLPUBLIC SdrObjFactory +{ +public: + static rtl::Reference<SdrObject> MakeNewObject( + SdrModel& rSdrModel, + SdrInventor nInventor, + SdrObjKind nObjIdentifier, + const tools::Rectangle* pSnapRect = nullptr); + + static void InsertMakeObjectHdl(Link<SdrObjCreatorParams, rtl::Reference<SdrObject>> const & rLink); + static void RemoveMakeObjectHdl(Link<SdrObjCreatorParams, rtl::Reference<SdrObject>> const & rLink); + +private: + static SVX_DLLPRIVATE rtl::Reference<SdrObject> CreateObjectFromFactory( + SdrModel& rSdrModel, + SdrInventor nInventor, + SdrObjKind nIdentifier); + + SdrObjFactory() = delete; +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |