xref: /trunk/main/svx/inc/svx/svdopath.hxx (revision e1d5bd03a6ea7ac2b26b792c9e2a94e9f347a43b)
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27 
28 #ifndef _SVDOPATH_HXX
29 #define _SVDOPATH_HXX
30 
31 #include <svx/svdotext.hxx>
32 #include <svx/xpoly.hxx>
33 #include "svx/svxdllapi.h"
34 #include <basegfx/vector/b2enums.hxx>
35 
36 //************************************************************
37 //   Vorausdeklarationen
38 //************************************************************
39 
40 class ImpPathForDragAndCreate;
41 
42 //************************************************************
43 //   Hilfsklasse SdrPathObjGeoData
44 //
45 // fuer Undo/Redo
46 //
47 //************************************************************
48 
49 class SdrPathObjGeoData : public SdrTextObjGeoData
50 {
51 public:
52     basegfx::B2DPolyPolygon maPathPolygon;
53     SdrObjKind                  meKind;
54 
55     SdrPathObjGeoData();
56     virtual ~SdrPathObjGeoData();
57 };
58 
59 //************************************************************
60 //   SdrPathObj
61 //************************************************************
62 
63 class SVX_DLLPUBLIC SdrPathObj : public SdrTextObj
64 {
65 private:
66     friend class ImpPathForDragAndCreate;
67 
68 protected:
69     virtual sdr::contact::ViewContact* CreateObjectSpecificViewContact();
70 
71     basegfx::B2DPolyPolygon maPathPolygon;
72     SdrObjKind                  meKind;
73 
74     // for isolation of old Drag/Create code
75     ImpPathForDragAndCreate*    mpDAC;
76 
77 protected:
78     // Hilfsfunktion fuer GET/SET/INS/etc. PNT
79     void ImpSetClosed(sal_Bool bClose);
80     void ImpForceKind();
81     void ImpForceLineWink();
82     ImpPathForDragAndCreate& impGetDAC() const;
83     void impDeleteDAC() const;
84 
85 public:
86     static sal_Bool ImpFindPolyPnt(const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum);
87     virtual void SetRectsDirty(sal_Bool bNotMyself = sal_False);
88 
89 public:
90     TYPEINFO();
91     SdrPathObj(SdrObjKind eNewKind);
92     SdrPathObj(SdrObjKind eNewKind, const basegfx::B2DPolyPolygon& rPathPoly);
93     virtual ~SdrPathObj();
94 
95     virtual void TakeObjInfo(SdrObjTransformInfoRec& rInfo) const;
96     virtual sal_uInt16 GetObjIdentifier() const;
97     virtual void TakeUnrotatedSnapRect(Rectangle& rRect) const;
98     virtual void operator=(const SdrObject& rObj);
99 
100     virtual void TakeObjNameSingul(String& rName) const;
101     virtual void TakeObjNamePlural(String& rName) const;
102     virtual basegfx::B2DPolyPolygon TakeXorPoly() const;
103     virtual void RecalcSnapRect();
104     virtual void NbcSetSnapRect(const Rectangle& rRect);
105     virtual sal_uInt32 GetHdlCount() const;
106     virtual SdrHdl* GetHdl(sal_uInt32 nHdlNum) const;
107     virtual sal_uInt32 GetPlusHdlCount(const SdrHdl& rHdl) const;
108     virtual SdrHdl* GetPlusHdl(const SdrHdl& rHdl, sal_uInt32 nPlNum) const;
109     virtual void AddToHdlList(SdrHdlList& rHdlList) const;
110 
111     // special drag methods
112     virtual bool hasSpecialDrag() const;
113     virtual bool beginSpecialDrag(SdrDragStat& rDrag) const;
114     virtual bool applySpecialDrag(SdrDragStat& rDrag);
115     virtual String getSpecialDragComment(const SdrDragStat& rDrag) const;
116     virtual basegfx::B2DPolyPolygon getSpecialDragPoly(const SdrDragStat& rDrag) const;
117 
118     virtual FASTBOOL BegCreate(SdrDragStat& rStat);
119     virtual FASTBOOL MovCreate(SdrDragStat& rStat);
120     virtual FASTBOOL EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd);
121     virtual FASTBOOL BckCreate(SdrDragStat& rStat);
122     virtual void BrkCreate(SdrDragStat& rStat);
123     virtual basegfx::B2DPolyPolygon TakeCreatePoly(const SdrDragStat& rDrag) const;
124     Pointer GetCreatePointer() const;
125 
126     // during drag or create, allow accessing the so-far created/modified polyPolygon
127     basegfx::B2DPolyPolygon getObjectPolyPolygon(const SdrDragStat& rDrag) const;
128     basegfx::B2DPolyPolygon getDragPolyPolygon(const SdrDragStat& rDrag) const;
129 
130     virtual void NbcMove(const Size& aSize);
131     virtual void NbcResize(const Point& rRefPnt, const Fraction& aXFact, const Fraction& aYFact);
132     virtual void NbcRotate(const Point& rRefPnt, long nAngle, double fSin, double fCos);
133     virtual void NbcMirror(const Point& rRefPnt1, const Point& rRefPnt2);
134     virtual void NbcShear(const Point& rRefPnt, long nAngle, double fTan, FASTBOOL bVShear);
135 
136     virtual sal_uInt32 GetSnapPointCount() const;
137     virtual Point GetSnapPoint(sal_uInt32 i) const;
138 
139     virtual sal_Bool IsPolyObj() const;
140     virtual sal_uInt32 GetPointCount() const;
141     virtual Point GetPoint(sal_uInt32 nHdlNum) const;
142     virtual void NbcSetPoint(const Point& rPnt, sal_uInt32 nHdlNum);
143 
144     // Punkt einfuegen
145     sal_uInt32 NbcInsPointOld(const Point& rPos, sal_Bool bNewObj, sal_Bool bHideHim);
146     sal_uInt32 NbcInsPoint(sal_uInt32 i, const Point& rPos, sal_Bool bNewObj, sal_Bool bHideHim);
147 
148     // An diesem Punkt auftrennen
149     SdrObject* RipPoint(sal_uInt32 nHdlNum, sal_uInt32& rNewPt0Index);
150 
151 protected:
152     virtual SdrObjGeoData* NewGeoData() const;
153     virtual void SaveGeoData(SdrObjGeoData& rGeo) const;
154     virtual void RestGeoData(const SdrObjGeoData& rGeo);
155 
156 public:
157     virtual SdrObject* DoConvertToPolyObj(sal_Bool bBezier, bool bAddText) const;
158 
159     // Bezierpolygon holen/setzen
160     const basegfx::B2DPolyPolygon& GetPathPoly() const { return maPathPolygon; }
161     void SetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
162     void NbcSetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
163 
164     // Spezialfunktionen fuer Bezierpolygon-Bearbeitung
165     sal_Bool IsClosed() const { return meKind==OBJ_POLY || meKind==OBJ_PATHPOLY || meKind==OBJ_PATHFILL || meKind==OBJ_FREEFILL || meKind==OBJ_SPLNFILL; }
166     sal_Bool IsLine() const { return meKind==OBJ_PLIN || meKind==OBJ_PATHPLIN || meKind==OBJ_PATHLINE || meKind==OBJ_FREELINE || meKind==OBJ_SPLNLINE || meKind==OBJ_LINE; }
167     sal_Bool IsFreeHand() const { return meKind==OBJ_FREELINE || meKind==OBJ_FREEFILL; }
168     sal_Bool IsBezier() const { return meKind==OBJ_PATHLINE || meKind==OBJ_PATHFILL; }
169     sal_Bool IsSpline() const { return meKind==OBJ_SPLNLINE || meKind==OBJ_SPLNFILL; }
170 
171     // Pfad schliessen bzw. oeffnen; im letzteren Fall den Endpunkt um
172     // "nOpenDistance" verschieben
173     void ToggleClosed(); // long nOpenDistance);
174 
175     ////////////////////////////////////////////////////////////////////////////////////////////////////
176     //
177     // transformation interface for StarOfficeAPI. This implements support for
178     // homogen 3x3 matrices containing the transformation of the SdrObject. At the
179     // moment it contains a shearX, rotation and translation, but for setting all linear
180     // transforms like Scale, ShearX, ShearY, Rotate and Translate are supported.
181     //
182     ////////////////////////////////////////////////////////////////////////////////////////////////////
183     // gets base transformation and rectangle of object. If it's an SdrPathObj it fills the PolyPolygon
184     // with the base geometry and returns TRUE. Otherwise it returns FALSE.
185     virtual sal_Bool TRGetBaseGeometry(basegfx::B2DHomMatrix& rMatrix, basegfx::B2DPolyPolygon& rPolyPolygon) const;
186     // sets the base geometry of the object using infos contained in the homogen 3x3 matrix.
187     // If it's an SdrPathObj it will use the provided geometry information. The Polygon has
188     // to use (0,0) as upper left and will be scaled to the given size in the matrix.
189     virtual void TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& rPolyPolygon);
190 };
191 
192 ////////////////////////////////////////////////////////////////////////////////////////////////////
193 
194 #endif //_SVDOPATH_HXX
195 
196