include/svx/svdopath.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef _SVDOPATH_HXX
  21 #define _SVDOPATH_HXX
  22
  23 #include <svx/svdotext.hxx>
  24 #include <svx/xpoly.hxx>
  25 #include "svx/svxdllapi.h"
  26 #include <basegfx/vector/b2enums.hxx>
  27
  28 //************************************************************
  29 //   Vorausdeklarationen
  30 //************************************************************
  31
  32 class ImpPathForDragAndCreate;
  33
  34 //************************************************************
  35 //   Hilfsklasse SdrPathObjGeoData
  36 //
  37 // fuer Undo/Redo
  38 //
  39 //************************************************************
  40
  41 class SdrPathObjGeoData : public SdrTextObjGeoData
  42 {
  43 public:
  44     basegfx::B2DPolyPolygon maPathPolygon;
  45     SdrObjKind                  meKind;
  46
  47     SdrPathObjGeoData();
  48     virtual ~SdrPathObjGeoData();
  49 };
  50
  51 //************************************************************
  52 //   SdrPathObj
  53 //************************************************************
  54
  55 class SVX_DLLPUBLIC SdrPathObj : public SdrTextObj
  56 {
  57 private:
  58     friend class ImpPathForDragAndCreate;
  59
  60 protected:
  61     virtual sdr::contact::ViewContact* CreateObjectSpecificViewContact();
  62
  63     basegfx::B2DPolyPolygon maPathPolygon;
  64     SdrObjKind                  meKind;
  65
  66     // for isolation of old Drag/Create code
  67     ImpPathForDragAndCreate*    mpDAC;
  68
  69     // brightness - used in EnhancedCustomShapes2d.cxx for DARKEN[LESS] and LIGHTEN[LESS] segments implementation
  70     double mdBrightness;
  71
  72 protected:
  73     // Hilfsfunktion fuer GET/SET/INS/etc. PNT
  74     void ImpSetClosed(sal_Bool bClose);
  75     void ImpForceKind();
  76     void ImpForceLineWink();
  77     ImpPathForDragAndCreate& impGetDAC() const;
  78     void impDeleteDAC() const;
  79
  80 public:
  81     static sal_Bool ImpFindPolyPnt(const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum);
  82     virtual void SetRectsDirty(sal_Bool bNotMyself = sal_False);
  83     double GetBrightness() { return mdBrightness; }
  84
  85 public:
  86     TYPEINFO();
  87     SdrPathObj(SdrObjKind eNewKind);
  88     SdrPathObj(SdrObjKind eNewKind, const basegfx::B2DPolyPolygon& rPathPoly, double dBrightness = 1.0);
  89     virtual ~SdrPathObj();
  90
  91     virtual void TakeObjInfo(SdrObjTransformInfoRec& rInfo) const;
  92     virtual sal_uInt16 GetObjIdentifier() const;
  93     virtual void TakeUnrotatedSnapRect(Rectangle& rRect) const;
  94     virtual SdrPathObj* Clone() const;
  95     SdrPathObj& operator=(const SdrPathObj& rObj);
  96
  97     virtual void TakeObjNameSingul(String& rName) const;
  98     virtual void TakeObjNamePlural(String& rName) const;
  99     virtual basegfx::B2DPolyPolygon TakeXorPoly() const;
 100     virtual void RecalcSnapRect();
 101     virtual void NbcSetSnapRect(const Rectangle& rRect);
 102     virtual sal_uInt32 GetHdlCount() const;
 103     virtual SdrHdl* GetHdl(sal_uInt32 nHdlNum) const;
 104     virtual sal_uInt32 GetPlusHdlCount(const SdrHdl& rHdl) const;
 105     virtual SdrHdl* GetPlusHdl(const SdrHdl& rHdl, sal_uInt32 nPlNum) const;
 106     virtual void AddToHdlList(SdrHdlList& rHdlList) const;
 107
 108     // special drag methods
 109     virtual bool hasSpecialDrag() const;
 110     virtual bool beginSpecialDrag(SdrDragStat& rDrag) const;
 111     virtual bool applySpecialDrag(SdrDragStat& rDrag);
 112     virtual String getSpecialDragComment(const SdrDragStat& rDrag) const;
 113     virtual basegfx::B2DPolyPolygon getSpecialDragPoly(const SdrDragStat& rDrag) const;
 114
 115     virtual bool BegCreate(SdrDragStat& rStat);
 116     virtual bool MovCreate(SdrDragStat& rStat);
 117     virtual bool EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd);
 118     virtual bool BckCreate(SdrDragStat& rStat);
 119     virtual void BrkCreate(SdrDragStat& rStat);
 120     virtual basegfx::B2DPolyPolygon TakeCreatePoly(const SdrDragStat& rDrag) const;
 121     Pointer GetCreatePointer() const;
 122
 123     // during drag or create, allow accessing the so-far created/modified polyPolygon
 124     basegfx::B2DPolyPolygon getObjectPolyPolygon(const SdrDragStat& rDrag) const;
 125     basegfx::B2DPolyPolygon getDragPolyPolygon(const SdrDragStat& rDrag) const;
 126
 127     virtual void NbcMove(const Size& aSize);
 128     virtual void NbcResize(const Point& rRefPnt, const Fraction& aXFact, const Fraction& aYFact);
 129     virtual void NbcRotate(const Point& rRefPnt, long nAngle, double fSin, double fCos);
 130     virtual void NbcMirror(const Point& rRefPnt1, const Point& rRefPnt2);
 131     virtual void NbcShear(const Point& rRefPnt, long nAngle, double fTan, bool bVShear);
 132
 133     virtual sal_uInt32 GetSnapPointCount() const;
 134     virtual Point GetSnapPoint(sal_uInt32 i) const;
 135
 136     virtual sal_Bool IsPolyObj() const;
 137     virtual sal_uInt32 GetPointCount() const;
 138     virtual Point GetPoint(sal_uInt32 nHdlNum) const;
 139     virtual void NbcSetPoint(const Point& rPnt, sal_uInt32 nHdlNum);
 140
 141     // Punkt einfuegen
 142     sal_uInt32 NbcInsPointOld(const Point& rPos, sal_Bool bNewObj, sal_Bool bHideHim);
 143     sal_uInt32 NbcInsPoint(sal_uInt32 i, const Point& rPos, sal_Bool bNewObj, sal_Bool bHideHim);
 144
 145     // An diesem Punkt auftrennen
 146     SdrObject* RipPoint(sal_uInt32 nHdlNum, sal_uInt32& rNewPt0Index);
 147
 148 protected:
 149     virtual SdrObjGeoData* NewGeoData() const;
 150     virtual void SaveGeoData(SdrObjGeoData& rGeo) const;
 151     virtual void RestGeoData(const SdrObjGeoData& rGeo);
 152
 153 public:
 154     virtual SdrObject* DoConvertToPolyObj(sal_Bool bBezier, bool bAddText) const;
 155
 156     // Bezierpolygon holen/setzen
 157     const basegfx::B2DPolyPolygon& GetPathPoly() const { return maPathPolygon; }
 158     void SetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
 159     void NbcSetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
 160
 161     // Spezialfunktionen fuer Bezierpolygon-Bearbeitung
 162     sal_Bool IsClosed() const { return meKind==OBJ_POLY || meKind==OBJ_PATHPOLY || meKind==OBJ_PATHFILL || meKind==OBJ_FREEFILL || meKind==OBJ_SPLNFILL; }
 163     sal_Bool IsLine() const { return meKind==OBJ_PLIN || meKind==OBJ_PATHPLIN || meKind==OBJ_PATHLINE || meKind==OBJ_FREELINE || meKind==OBJ_SPLNLINE || meKind==OBJ_LINE; }
 164     sal_Bool IsFreeHand() const { return meKind==OBJ_FREELINE || meKind==OBJ_FREEFILL; }
 165     sal_Bool IsBezier() const { return meKind==OBJ_PATHLINE || meKind==OBJ_PATHFILL; }
 166     sal_Bool IsSpline() const { return meKind==OBJ_SPLNLINE || meKind==OBJ_SPLNFILL; }
 167
 168     // Pfad schliessen bzw. oeffnen; im letzteren Fall den Endpunkt um
 169     // "nOpenDistance" verschieben
 170     void ToggleClosed(); // long nOpenDistance);
 171
 172     ////////////////////////////////////////////////////////////////////////////////////////////////////
 173     //
 174     // transformation interface for StarOfficeAPI. This implements support for
 175     // homogen 3x3 matrices containing the transformation of the SdrObject. At the
 176     // moment it contains a shearX, rotation and translation, but for setting all linear
 177     // transforms like Scale, ShearX, ShearY, Rotate and Translate are supported.
 178     //
 179     ////////////////////////////////////////////////////////////////////////////////////////////////////
 180     // gets base transformation and rectangle of object. If it's an SdrPathObj it fills the PolyPolygon
 181     // with the base geometry and returns TRUE. Otherwise it returns FALSE.
 182     virtual sal_Bool TRGetBaseGeometry(basegfx::B2DHomMatrix& rMatrix, basegfx::B2DPolyPolygon& rPolyPolygon) const;
 183     // sets the base geometry of the object using infos contained in the homogen 3x3 matrix.
 184     // If it's an SdrPathObj it will use the provided geometry information. The Polygon has
 185     // to use (0,0) as upper left and will be scaled to the given size in the matrix.
 186     virtual void TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& rPolyPolygon);
 187 };
 188
 189 ////////////////////////////////////////////////////////////////////////////////////////////////////
 190
 191 #endif //_SVDOPATH_HXX
 192
 193 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */