summaryrefslogtreecommitdiff
path: root/include/svx/svdopath.hxx
blob: 1436eca520edc9d0b88d2b16e36afbe36f583d81 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
/* -*- 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_SVX_SVDOPATH_HXX
#define INCLUDED_SVX_SVDOPATH_HXX

#include <svx/svdotext.hxx>
#include <svx/svxdllapi.h>
#include <memory>

class ImpPathForDragAndCreate;

// Helper class SdrPathObjGeoData
// used for undo/redo

class SdrPathObjGeoData final : public SdrTextObjGeoData
{
public:
    basegfx::B2DPolyPolygon maPathPolygon;
    SdrObjKind                  meKind;

    SdrPathObjGeoData();
    virtual ~SdrPathObjGeoData() override;
};


class SVXCORE_DLLPUBLIC SdrPathObj final : public SdrTextObj
{
private:
    friend class ImpPathForDragAndCreate;

    virtual std::unique_ptr<sdr::contact::ViewContact> CreateObjectSpecificViewContact() override;

    basegfx::B2DPolyPolygon maPathPolygon;
    SdrObjKind                  meKind;

    // for isolation of old Drag/Create code
    std::unique_ptr<ImpPathForDragAndCreate> mpDAC;

    // helper functions for GET, SET, INS etc. PNT
    void ImpSetClosed(bool bClose);
    void ImpForceKind();
    void ImpForceLineAngle();
    ImpPathForDragAndCreate& impGetDAC() const;

private:
    // protected destructor - due to final, make private
    virtual ~SdrPathObj() override;

public:
    SdrPathObj(
        SdrModel& rSdrModel,
        SdrObjKind eNewKind);
    SdrPathObj(
        SdrModel& rSdrModel,
        SdrObjKind eNewKind,
        const basegfx::B2DPolyPolygon& rPathPoly);

    virtual void TakeObjInfo(SdrObjTransformInfoRec& rInfo) const override;
    virtual sal_uInt16 GetObjIdentifier() const override;
    virtual void TakeUnrotatedSnapRect(tools::Rectangle& rRect) const override;
    virtual SdrPathObj* CloneSdrObject(SdrModel& rTargetModel) const override;
    SdrPathObj& operator=(const SdrPathObj& rObj);

    virtual OUString TakeObjNameSingul() const override;
    virtual OUString TakeObjNamePlural() const override;
    virtual basegfx::B2DPolyPolygon TakeXorPoly() const override;
    virtual void RecalcSnapRect() override;
    virtual void NbcSetSnapRect(const tools::Rectangle& rRect) override;
    virtual sal_uInt32 GetHdlCount() const override;
    virtual void AddToHdlList(SdrHdlList& rHdlList) const override;
    virtual void AddToPlusHdlList(SdrHdlList& rHdlList, SdrHdl& rHdl) const override;

    // special drag methods
    virtual bool hasSpecialDrag() const override;
    virtual bool beginSpecialDrag(SdrDragStat& rDrag) const override;
    virtual bool applySpecialDrag(SdrDragStat& rDrag) override;
    virtual OUString getSpecialDragComment(const SdrDragStat& rDrag) const override;
    virtual basegfx::B2DPolyPolygon getSpecialDragPoly(const SdrDragStat& rDrag) const override;

    virtual bool BegCreate(SdrDragStat& rStat) override;
    virtual bool MovCreate(SdrDragStat& rStat) override;
    virtual bool EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd) override;
    virtual bool BckCreate(SdrDragStat& rStat) override;
    virtual void BrkCreate(SdrDragStat& rStat) override;
    virtual basegfx::B2DPolyPolygon TakeCreatePoly(const SdrDragStat& rDrag) const override;
    PointerStyle GetCreatePointer() const override;

    // during drag or create, allow accessing the so-far created/modified polyPolygon
    basegfx::B2DPolyPolygon getObjectPolyPolygon(const SdrDragStat& rDrag) const;
    basegfx::B2DPolyPolygon getDragPolyPolygon(const SdrDragStat& rDrag) const;

    virtual void NbcMove(const Size& aSize) override;
    virtual void NbcResize(const Point& rRefPnt, const Fraction& aXFact, const Fraction& aYFact) override;
    virtual void NbcRotate(const Point& rRefPnt, long nAngle, double fSin, double fCos) override;
    virtual void NbcMirror(const Point& rRefPnt1, const Point& rRefPnt2) override;
    virtual void NbcShear(const Point& rRefPnt, long nAngle, double fTan, bool bVShear) override;

    virtual sal_uInt32 GetSnapPointCount() const override;
    virtual Point GetSnapPoint(sal_uInt32 i) const override;

    virtual bool IsPolyObj() const override;
    virtual sal_uInt32 GetPointCount() const override;
    virtual Point GetPoint(sal_uInt32 nHdlNum) const override;
    virtual void NbcSetPoint(const Point& rPnt, sal_uInt32 nHdlNum) override;

    // insert point
    sal_uInt32 NbcInsPointOld(const Point& rPos, bool bNewObj);
    sal_uInt32 NbcInsPoint(const Point& rPos, bool bNewObj);

    // rip at given point
    SdrObject* RipPoint(sal_uInt32 nHdlNum, sal_uInt32& rNewPt0Index);

private:
    virtual SdrObjGeoData* NewGeoData() const override;
    virtual void SaveGeoData(SdrObjGeoData& rGeo) const override;
    virtual void RestGeoData(const SdrObjGeoData& rGeo) override;

public:
    virtual SdrObjectUniquePtr DoConvertToPolyObj(bool bBezier, bool bAddText) const override;

    // Bezier-polygon getter/setter
    const basegfx::B2DPolyPolygon& GetPathPoly() const { return maPathPolygon; }
    void SetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);
    void NbcSetPathPoly(const basegfx::B2DPolyPolygon& rPathPoly);

    // special functions for Bezier-polygon handling
    bool IsClosed() const { return meKind==OBJ_POLY || meKind==OBJ_PATHPOLY || meKind==OBJ_PATHFILL || meKind==OBJ_FREEFILL || meKind==OBJ_SPLNFILL; }
    bool IsLine() const { return meKind==OBJ_PLIN || meKind==OBJ_PATHPLIN || meKind==OBJ_PATHLINE || meKind==OBJ_FREELINE || meKind==OBJ_SPLNLINE || meKind==OBJ_LINE; }
    bool IsBezier() const { return meKind==OBJ_PATHLINE || meKind==OBJ_PATHFILL; }
    bool IsSpline() const { return meKind==OBJ_SPLNLINE || meKind==OBJ_SPLNFILL; }

    // close/open path
    // if opening, move end point by "nOpenDistance"
    void ToggleClosed(); // long nOpenDistance);

    // 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 override;
    // 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) override;
};

#endif // INCLUDED_SVX_SVDOPATH_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */