This is the verbatim text of the qpntarry.h include file. It is is provided only for illustration; the copyright remains with Troll Tech
/****************************************************************************
** $Id: qpntarry.h,v 2.5 1997/08/28 16:08:33 warwick Exp $
**
** Definition of QPointArray class
**
** Created : 940213
**
** Copyright (C) 1994-1997 by Troll Tech AS. All rights reserved.
**
*****************************************************************************/
#ifndef QPNTARRY_H
#define QPNTARRY_H
#include "qarray.h"
#include "qpoint.h"
/*****************************************************************************
QPointData struct; platform dependent element i QPointArray
*****************************************************************************/
#if defined(_WS_WIN32_) || defined(_WS_PM_)
typedef long Qpnta_t;
#else
typedef short Qpnta_t;
#endif
struct QPointData { // platform dependent point
QPointData() {}
QPointData( int xp, int yp ) { x=(Qpnta_t)xp; y=(Qpnta_t)yp; }
QPointData( const QPoint &p ) { x=(Qpnta_t)p.x(); y=(Qpnta_t)p.y(); }
#if defined(_WS_MAC_)
Qpnta_t y;
Qpnta_t x;
#else
Qpnta_t x;
Qpnta_t y;
#endif
};
/*****************************************************************************
QPointVal class; a context class for QPointArray::operator[]
*****************************************************************************/
class QPointArray;
class QPointVal
{
public:
QPointVal( QPointData *ptr ) : p(ptr) {}
QPointVal &operator=( const QPoint &point );
QPointVal &operator+=( const QPoint &point );
QPointVal &operator-=( const QPoint &point );
operator QPoint() const { return QPoint(p->x,p->y); }
int x() const { return (int)p->x; }
int y() const { return (int)p->y; }
private:
QPointData *p;
};
/*****************************************************************************
QPointArray class
*****************************************************************************/
Q_DECLARE(QArrayM,QPointData);
class QPointArray : public QArrayM(QPointData)
{
public:
QPointArray() {}
QPointArray( int size ) : QArrayM(QPointData)( size ) {}
QPointArray( const QPointArray &a ) : QArrayM(QPointData)( a ) {}
QPointArray( const QRect &r, bool closed=FALSE );
QPointArray( int nPoints, const QCOORD *points );
QPointArray &operator=( const QPointArray &a )
{ return (QPointArray&)assign( a ); }
bool fill( const QPoint &p, int size = -1 );
QPointArray copy() const
{ QPointArray tmp; return *((QPointArray*)&tmp.duplicate(*this)); }
void translate( int dx, int dy );
void point( uint i, int *x, int *y ) const;
QPoint point( uint i ) const;
void setPoint( uint i, int x, int y );
void setPoint( uint i, const QPoint &p );
bool setPoints( int nPoints, const QCOORD *points );
bool setPoints( int nPoints, int firstx, int firsty, ... );
bool putPoints( int index, int nPoints, const QCOORD *points );
bool putPoints( int index, int nPoints, int firstx, int firsty, ... );
QPoint at( uint i ) const;
QPointVal operator[]( int i )
{ return QPointVal( data()+i ); }
QPointVal operator[]( uint i )
{ return QPointVal( data()+i ); }
QPoint operator[]( int i ) const
{ return (QPoint)QPointVal( data()+i ); }
QPoint operator[]( uint i ) const
{ return (QPoint)QPointVal( data()+i ); }
QRect boundingRect() const;
void makeArc( int x, int y, int w, int h, int a1, int a2 );
void makeEllipse( int x, int y, int w, int h );
QPointArray quadBezier() const;
};
/*****************************************************************************
QPointArray stream functions
*****************************************************************************/
QDataStream &operator<<( QDataStream &, const QPointArray & );
QDataStream &operator>>( QDataStream &, QPointArray & );
/*****************************************************************************
Misc. QPointArray functions
*****************************************************************************/
inline void QPointArray::setPoint( uint i, const QPoint &p )
{
setPoint( i, p.x(), p.y() );
}
inline QPointVal &QPointVal::operator=( const QPoint &point )
{
p->x = (Qpnta_t)point.x();
p->y = (Qpnta_t)point.y();
return *this;
}
inline QPointVal &QPointVal::operator+=( const QPoint &point )
{
p->x += (Qpnta_t)point.x();
p->y += (Qpnta_t)point.y();
return *this;
}
inline QPointVal &QPointVal::operator-=( const QPoint &point )
{
p->x -= (Qpnta_t)point.x();
p->y -= (Qpnta_t)point.y();
return *this;
}
#endif // QPNTARRY_H