office-gobmx/include/svx/xpoly.hxx
Bjoern Michaelsen b9337e22ce execute move of global headers
see https://gerrit.libreoffice.org/#/c/3367/
and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details

Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
2013-04-23 22:20:31 +02:00

181 lines
6.6 KiB
C++

/* -*- 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 _XPOLY_HXX
#define _XPOLY_HXX
#include <tools/solar.h>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include "svx/svxdllapi.h"
class Point;
class Rectangle;
class SvStream;
class Polygon;
class PolyPolygon;
class OutputDevice;
/************************************************************************/
#define XPOLYPOLY_APPEND 0xFFFF
#define XPOLY_APPEND 0xFFFF
#define XPOLY_MAXPOINTS 0xFFF0 /* Auch fuer die 32-Bitter etwas Luft lassen */
/************************************************************************/
// Punktstile im XPolygon:
// NORMAL : Anfangs- oder Endpunkt einer Kurve oder Linie
// SMOOTH : Glatter Uebergang zwischen Kurven
// SYMMTR : glatter und symmetrischer Uebergang zwischen Kurven
// CONTROL: Kontrollpunkt einer Bezierkurve
enum XPolyFlags { XPOLY_NORMAL, XPOLY_SMOOTH, XPOLY_CONTROL, XPOLY_SYMMTR };
/*************************************************************************
|*
|* Klasse XPolygon; hat neben dem Point-Array noch ein Array mit Flags,
|* die Informationen ueber den jeweiligen Punkt enthalten
|*
\************************************************************************/
class ImpXPolygon;
class SVX_DLLPUBLIC XPolygon
{
protected:
ImpXPolygon* pImpXPolygon;
// ImpXPolygon-ReferenceCount pruefen und ggf. abkoppeln
void CheckReference();
// Hilfsfunktionen fuer Bezierkonvertierung
void SubdivideBezier(sal_uInt16 nPos, sal_Bool bCalcFirst, double fT);
void GenBezArc(const Point& rCenter, long nRx, long nRy,
long nXHdl, long nYHdl, sal_uInt16 nStart, sal_uInt16 nEnd,
sal_uInt16 nQuad, sal_uInt16 nFirst);
sal_Bool CheckAngles(sal_uInt16& nStart, sal_uInt16 nEnd, sal_uInt16& nA1, sal_uInt16& nA2);
public:
XPolygon( sal_uInt16 nSize=16, sal_uInt16 nResize=16 );
XPolygon( const XPolygon& rXPoly );
XPolygon( const Rectangle& rRect, long nRx = 0, long nRy = 0 );
XPolygon( const Point& rCenter, long nRx, long nRy,
sal_uInt16 nStartAngle = 0, sal_uInt16 nEndAngle = 3600,
sal_Bool bClose = sal_True );
~XPolygon();
void SetPointCount( sal_uInt16 nPoints );
sal_uInt16 GetPointCount() const;
void Insert( sal_uInt16 nPos, const Point& rPt, XPolyFlags eFlags );
void Insert( sal_uInt16 nPos, const XPolygon& rXPoly );
void Remove( sal_uInt16 nPos, sal_uInt16 nCount );
void Move( long nHorzMove, long nVertMove );
Rectangle GetBoundRect() const;
const Point& operator[]( sal_uInt16 nPos ) const;
Point& operator[]( sal_uInt16 nPos );
XPolygon& operator=( const XPolygon& rXPoly );
sal_Bool operator==( const XPolygon& rXPoly ) const;
sal_Bool operator!=( const XPolygon& rXPoly ) const;
XPolyFlags GetFlags( sal_uInt16 nPos ) const;
void SetFlags( sal_uInt16 nPos, XPolyFlags eFlags );
sal_Bool IsControl(sal_uInt16 nPos) const;
sal_Bool IsSmooth(sal_uInt16 nPos) const;
// Abstand zwischen zwei Punkten
double CalcDistance(sal_uInt16 nP1, sal_uInt16 nP2);
// Bezierkonvertierungen
void CalcSmoothJoin(sal_uInt16 nCenter, sal_uInt16 nDrag, sal_uInt16 nPnt);
void CalcTangent(sal_uInt16 nCenter, sal_uInt16 nPrev, sal_uInt16 nNext);
void PointsToBezier(sal_uInt16 nFirst);
// Transformationen
void Translate(const Point& rTrans);
void Scale(double fSx, double fSy);
void Distort(const Rectangle& rRefRect, const XPolygon& rDistortedRect);
// #116512# convert to basegfx::B2DPolygon and return
basegfx::B2DPolygon getB2DPolygon() const;
// #116512# constructor to convert from basegfx::B2DPolygon
// #i76339# made explicit
explicit XPolygon(const basegfx::B2DPolygon& rPolygon);
};
/*************************************************************************
|*
|* Klasse XPolyPolygon; wie PolyPolygon, nur statt aus Polygonen aus
|* XPolygonen bestehend
|*
\************************************************************************/
class ImpXPolyPolygon;
class SVX_DLLPUBLIC XPolyPolygon
{
protected:
ImpXPolyPolygon* pImpXPolyPolygon;
// ImpXPolyPolygon-ReferenceCount pruefen und ggf. abkoppeln
void CheckReference();
public:
XPolyPolygon( sal_uInt16 nInitSize = 16, sal_uInt16 nResize = 16 );
XPolyPolygon( const XPolyPolygon& rXPolyPoly );
~XPolyPolygon();
void Insert( const XPolygon& rXPoly,
sal_uInt16 nPos = XPOLYPOLY_APPEND );
void Insert( const XPolyPolygon& rXPoly,
sal_uInt16 nPos=XPOLYPOLY_APPEND );
XPolygon Remove( sal_uInt16 nPos );
const XPolygon& GetObject( sal_uInt16 nPos ) const;
void Clear();
sal_uInt16 Count() const;
Rectangle GetBoundRect() const;
const XPolygon& operator[]( sal_uInt16 nPos ) const
{ return GetObject( nPos ); }
XPolygon& operator[]( sal_uInt16 nPos );
XPolyPolygon& operator=( const XPolyPolygon& rXPolyPoly );
sal_Bool operator==( const XPolyPolygon& rXPolyPoly ) const;
sal_Bool operator!=( const XPolyPolygon& rXPolyPoly ) const;
// Transformationen
void Distort(const Rectangle& rRefRect, const XPolygon& rDistortedRect);
// #116512# convert to basegfx::B2DPolyPolygon and return
basegfx::B2DPolyPolygon getB2DPolyPolygon() const;
// #116512# constructor to convert from basegfx::B2DPolyPolygon
// #i76339# made explicit
explicit XPolyPolygon(const basegfx::B2DPolyPolygon& rPolyPolygon);
};
#endif // _XPOLY_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */