IlvDeltaPoint Class Reference

Geometric class. More...

#include <ilviews/base/geometry.h>

Public Member Functions
	IlvDeltaPoint (IlvDeltaPos x=0, IlvDeltaPos y=0)
	Constructor. More...
IlvDeltaPos	getX () const
	Gets the x coordinate of the vector. More...
IlvDeltaPos	getY () const
	Gets the y coordinate of the vector. More...
void	move (IlvDeltaPos x, IlvDeltaPos y)
	Sets the x and y coordinates of the vector. More...
IlvDeltaPoint &	operator= (const IlvDeltaPoint &p)
	Copies a vector. More...
int	operator== (const IlvDeltaPoint &p) const
	Tests vectors for equality. More...
void	setX (IlvDeltaPos xx)
	Sets the x coordinate of the vector. More...
void	setY (IlvDeltaPos yy)
	Sets the y coordinate of the vector. More...
void	translate (IlvDeltaPos x, IlvDeltaPos y)
	Translates a vector. More...

Detailed Description

Geometric class.

Library: xviews or winviews or mviews (mutually exclusive)

The IlvDeltaPoint class is used to create a vector. A vector is an oriented displacement in a two-dimensional coordinate system.

See also

IlvPoint, IlvFloatPoint, IlvDoublePoint.

Constructor & Destructor Documentation

IlvDeltaPoint()

IlvDeltaPoint::IlvDeltaPoint	(	IlvDeltaPos	x = 0,
		IlvDeltaPos	y = 0
	)

Constructor.

Initializes a vector with defined coordinates.

Parameters

x	The x coordinate of the vector.
y	The y coordinate of the vector.

Member Function Documentation

getX()

IlvDeltaPos IlvDeltaPoint::getX

(

)

const

Gets the x coordinate of the vector.

Returns

The x coordinate.

getY()

IlvDeltaPos IlvDeltaPoint::getY

(

)

const

Gets the y coordinate of the vector.

Returns

The y offset.

move()

void IlvDeltaPoint::move	(	IlvDeltaPos	x,
		IlvDeltaPos	y
	)

Sets the x and y coordinates of the vector.

Parameters

x	The x coordinate.
y	The y coordinate.

operator=()

IlvDeltaPoint& IlvDeltaPoint::operator=

(

const IlvDeltaPoint &

p

)

Copies a vector.

Copies p to the object this.

Parameters

p	The vector to copy.

operator==()

int IlvDeltaPoint::operator==

(

const IlvDeltaPoint &

p

)

const

Tests vectors for equality.

Parameters

p	The delta point vector.

Returns

0 if p is different from the current object.

setX()

void IlvDeltaPoint::setX

(

IlvDeltaPos

xx

)

Sets the x coordinate of the vector.

Parameters

xx	The x coordinate.

setY()

void IlvDeltaPoint::setY

(

IlvDeltaPos

yy

)

Sets the y coordinate of the vector.

Parameters

yy	The y coordinate.

translate()

void IlvDeltaPoint::translate	(	IlvDeltaPos	x,
		IlvDeltaPos	y
	)

Translates a vector.

Adds the x and y values to the x and y coordinates.

Parameters

x	The value to add to the x coordinate.
y	The value to add to the y coordinate.