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 INCLUDED_SVX_SVDOPATH_HXX
  21 #define INCLUDED_SVX_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 class ImpPathForDragAndCreate;
  29
  30 // Helper class SdrPathObjGeoData
  31 // used for undo/redo
  32
  33 class SdrPathObjGeoData : public SdrTextObjGeoData
  34 {
  35 public:
  36     basegfx::B2DPolyPolygon maPathPolygon;
  37     SdrObjKind                  meKind;
  38
  39     SdrPathObjGeoData();
  40     virtual ~SdrPathObjGeoData();
  41 };
  42
  43
  44 class SVX_DLLPUBLIC SdrPathObj : public SdrTextObj
  45 {
  46 private:
  47     friend class ImpPathForDragAndCreate;
  48
  49 protected:
  50     virtual sdr::contact::ViewContact* CreateObjectSpecificViewContact() SAL_OVERRIDE;
  51
  52     basegfx::B2DPolyPolygon maPathPolygon;
  53     SdrObjKind                  meKind;
  54
  55     // for isolation of old Drag/Create code
  56     ImpPathForDragAndCreate*    mpDAC;
  57
  58     // brightness - used in EnhancedCustomShapes2d.cxx for DARKEN[LESS] and LIGHTEN[LESS] segments implementation
  59     double mdBrightness;
  60
  61 protected:
  62     // helper functions for GET, SET, INS etc. PNT
  63     void ImpSetClosed(bool bClose);
  64     void ImpForceKind();
  65     void ImpForceLineAngle();
  66     ImpPathForDragAndCreate& impGetDAC() const;
  67     void impDeleteDAC() const;
  68
  69 public:
  70     static bool ImpFindPolyPnt(const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum);
  71     virtual void SetRectsDirty(bool bNotMyself = false) SAL_OVERRIDE;
  72     double GetBrightness() { return mdBrightness; }
  73
  74 public:
  75     TYPEINFO_OVERRIDE();
  76     SdrPathObj(SdrObjKind eNewKind);
  77     SdrPathObj(SdrObjKind eNewKind, const basegfx::B2DPolyPolygon& rPathPoly, double dBrightness = 1.0);
  78     virtual ~SdrPathObj();
  79
  80     virtual void TakeObjInfo(SdrObjTransformInfoRec& rInfo) const SAL_OVERRIDE;
  81     virtual sal_uInt16 GetObjIdentifier() const SAL_OVERRIDE;
  82     virtual void TakeUnrotatedSnapRect(Rectangle& rRect) const SAL_OVERRIDE;
  83     virtual SdrPathObj* Clone() const SAL_OVERRIDE;
  84     SdrPathObj& operator=(const SdrPathObj& rObj);
  85
  86     virtual OUString TakeObjNameSingul() const SAL_OVERRIDE;
  87     virtual OUString TakeObjNamePlural() const SAL_OVERRIDE;
  88     virtual basegfx::B2DPolyPolygon TakeXorPoly() const SAL_OVERRIDE;
  89     virtual void RecalcSnapRect() SAL_OVERRIDE;
  90     virtual void NbcSetSnapRect(const Rectangle& rRect) SAL_OVERRIDE;
  91     virtual sal_uInt32 GetHdlCount() const SAL_OVERRIDE;
  92     virtual SdrHdl* GetHdl(sal_uInt32 nHdlNum) const SAL_OVERRIDE;
  93     virtual sal_uInt32 GetPlusHdlCount(const SdrHdl& rHdl) const SAL_OVERRIDE;
  94     virtual SdrHdl* GetPlusHdl(const SdrHdl& rHdl, sal_uInt32 nPlNum) const SAL_OVERRIDE;
  95     virtual void AddToHdlList(SdrHdlList& rHdlList) const SAL_OVERRIDE;
  96
  97     // special drag methods
  98     virtual bool hasSpecialDrag() const SAL_OVERRIDE;
  99     virtual bool beginSpecialDrag(SdrDragStat& rDrag) const SAL_OVERRIDE;
 100     virtual bool applySpecialDrag(SdrDragStat& rDrag) SAL_OVERRIDE;
 101     virtual OUString getSpecialDragComment(const SdrDragStat& rDrag) const SAL_OVERRIDE;
 102     virtual basegfx::B2DPolyPolygon getSpecialDragPoly(const SdrDragStat& rDrag) const SAL_OVERRIDE;
 103
 104     virtual bool BegCreate(SdrDragStat& rStat) SAL_OVERRIDE;
 105     virtual bool MovCreate(SdrDragStat& rStat) SAL_OVERRIDE;
 106     virtual bool EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd) SAL_OVERRIDE;
 107     virtual bool BckCreate(SdrDragStat& rStat) SAL_OVERRIDE;
 108     virtual void BrkCreate(SdrDragStat& rStat) SAL_OVERRIDE;
 109     virtual basegfx::B2DPolyPolygon TakeCreatePoly(const SdrDragStat& rDrag) const SAL_OVERRIDE;
 110     Pointer GetCreatePointer() const SAL_OVERRIDE;
 111
 112     // during drag or create, allow accessing the so-far created/modified polyPolygon
 113     basegfx::B2DPolyPolygon getObjectPolyPolygon(const SdrDragStat& rDrag) const;
 114     basegfx::B2DPolyPolygon getDragPolyPolygon(const SdrDragStat& rDrag) const;
 115
 116     virtual void NbcMove(const Size& aSize) SAL_OVERRIDE;
 117     virtual void NbcResize(const Point& rRefPnt, const Fraction& aXFact, const Fraction& aYFact) SAL_OVERRIDE;
 118     virtual void NbcRotate(const Point& rRefPnt, long nAngle, double fSin, double fCos) SAL_OVERRIDE;
 119     virtual void NbcMirror(const Point& rRefPnt1, const Point& rRefPnt2) SAL_OVERRIDE;
 120     virtual void NbcShear(const Point& rRefPnt, long nAngle, double fTan, bool bVShear) SAL_OVERRIDE;
 121
 122     virtual sal_uInt32 GetSnapPointCount() const SAL_OVERRIDE;
 123     virtual Point GetSnapPoint(sal_uInt32 i) const SAL_OVERRIDE;
 124
 125     virtual bool IsPolyObj() const SAL_OVERRIDE;
 126     virtual sal_uInt32 GetPointCount() const SAL_OVERRIDE;
 127     virtual Point GetPoint(sal_uInt32 nHdlNum) const SAL_OVERRIDE;
 128     virtual void NbcSetPoint(const Point& rPnt, sal_uInt32 nHdlNum) SAL_OVERRIDE;
 129
 130     // insert point
 131     sal_uInt32 NbcInsPointOld(const Point& rPos, bool bNewObj, bool bHideHim);
 132     sal_uInt32 NbcInsPoint(sal_uInt32 i, const Point& rPos, bool bNewObj, bool bHideHim);
 133
 134     // rip at given point
 135     SdrObject* RipPoint(sal_uInt32 nHdlNum, sal_uInt32& rNewPt0Index);
 136
 137 protected:
 138     virtual SdrObjGeoData* NewGeoData() const SAL_OVERRIDE;
 139     virtual void SaveGeoData(SdrObjGeoData& rGeo) const SAL_OVERRIDE;
 140     virtual void RestGeoData(const SdrObjGeoData& rGeo) SAL_OVERRIDE;
 141
 142 public:
 143     virtual SdrObject* DoConvertToPolyObj(bool bBezier, bool bAddText) const SAL_OVERRIDE;
 144
 145     // Bezier-polygon getter/setter
 146     const basegfx::B2DPolyPolygon& GetPathPoly() const { return maPathPolygon; }
 147     void SetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
 148     void NbcSetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
 149
 150     // special functions for Bezier-polygon handling
 151     bool IsClosed() const { return meKind==OBJ_POLY || meKind==OBJ_PATHPOLY || meKind==OBJ_PATHFILL || meKind==OBJ_FREEFILL || meKind==OBJ_SPLNFILL; }
 152     bool IsLine() const { return meKind==OBJ_PLIN || meKind==OBJ_PATHPLIN || meKind==OBJ_PATHLINE || meKind==OBJ_FREELINE || meKind==OBJ_SPLNLINE || meKind==OBJ_LINE; }
 153     bool IsFreeHand() const { return meKind==OBJ_FREELINE || meKind==OBJ_FREEFILL; }
 154     bool IsBezier() const { return meKind==OBJ_PATHLINE || meKind==OBJ_PATHFILL; }
 155     bool IsSpline() const { return meKind==OBJ_SPLNLINE || meKind==OBJ_SPLNFILL; }
 156
 157     // close/open path
 158     // if opening, move end point by "nOpenDistance"
 159     void ToggleClosed(); // long nOpenDistance);
 160
 161     // transformation interface for StarOfficeAPI. This implements support for
 162     // homogen 3x3 matrices containing the transformation of the SdrObject. At the
 163     // moment it contains a shearX, rotation and translation, but for setting all linear
 164     // transforms like Scale, ShearX, ShearY, Rotate and Translate are supported.
 165     //
 166     // gets base transformation and rectangle of object. If it's an SdrPathObj it fills the PolyPolygon
 167     // with the base geometry and returns TRUE. Otherwise it returns FALSE.
 168     virtual bool TRGetBaseGeometry(basegfx::B2DHomMatrix& rMatrix, basegfx::B2DPolyPolygon& rPolyPolygon) const SAL_OVERRIDE;
 169     // sets the base geometry of the object using infos contained in the homogen 3x3 matrix.
 170     // If it's an SdrPathObj it will use the provided geometry information. The Polygon has
 171     // to use (0,0) as upper left and will be scaled to the given size in the matrix.
 172     virtual void TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& rPolyPolygon) SAL_OVERRIDE;
 173 };
 174
 175 #endif // INCLUDED_SVX_SVDOPATH_HXX
 176
 177 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */