GR_Transform Class Reference

#include <gr_Transform.h>

List of all members.

Public Member Functions
	GR_Transform ()
	GR_Transform (double a, double b, double c, double d, double e, double f)
	GR_Transform (const GR_Transform &op2)
double	getA () const
double	getB () const
double	getC () const
double	getD () const
double	getE () const
double	getF () const
bool	operator== (const GR_Transform &op2) const
bool	operator!= (const GR_Transform &op2) const
GR_Transform &	operator= (const GR_Transform &op2)
GR_Transform	operator+ (const GR_Transform &op2) const
GR_Transform &	operator+= (const GR_Transform &op2)
Static Public Member Functions
static GR_Transform	scale (double x, double y)
static GR_Transform	linearScale (double p)
static GR_Transform	rotate (double theta)
static GR_Transform	translate (double x, double y)
Private Attributes
double	m_A
double	m_B
double	m_C
double	m_D
double	m_E
double	m_F

---

Constructor & Destructor Documentation

GR_Transform::GR_Transform

(

)

Creates a new identity transform

Referenced by operator+(), rotate(), scale(), and translate().

GR_Transform::GR_Transform	(	double	a,
		double	b,
		double	c,
		double	d,
		double	e,
		double	f
	)

Create a new transform from these 6 entries

GR_Transform::GR_Transform

(

const GR_Transform &

op2

)

Copy constructor

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Member Function Documentation

double GR_Transform::getA

(

)

const [inline]

double GR_Transform::getB

(

)

const [inline]

double GR_Transform::getC

(

)

const [inline]

double GR_Transform::getD

(

)

const [inline]

double GR_Transform::getE

(

)

const [inline]

double GR_Transform::getF

(

)

const [inline]

static GR_Transform GR_Transform::linearScale

(

double

p

)

[inline, static]

bool GR_Transform::operator!=

(

const GR_Transform &

op2

)

const

Test for non-equality

GR_Transform GR_Transform::operator+

(

const GR_Transform &

op2

)

const

Affine multiply operation

References GR_Transform(), m_A, m_B, m_C, m_D, m_E, and m_F.

GR_Transform & GR_Transform::operator+=

(

const GR_Transform &

op2

)

Affine multiply operation

GR_Transform & GR_Transform::operator=

(

const GR_Transform &

op2

)

Assignment operator

References m_A, m_B, m_C, m_D, m_E, and m_F.

bool GR_Transform::operator==

(

const GR_Transform &

op2

)

const

Equality test

References m_A, m_B, m_C, m_D, m_E, and m_F.

GR_Transform GR_Transform::rotate

(

double

theta

)

[static]

Static rotate constructor

Parameters:

theta,:

Rotation angle in degrees

References GR_Transform(), M_PI, and s.

GR_Transform GR_Transform::scale	(	double	x,
		double	y
	)			[static]

Static scale constructor

Parameters:

	x,:	X scale factor (1.0 == 100%, 2.0 == 200%)
	y,:	Y scale factor (1.0 == 100%, 2.0 == 200%)

References GR_Transform().

GR_Transform GR_Transform::translate	(	double	x,
		double	y
	)			[static]

Static translate constructor

Parameters:

	x,:	X offset
	y,:	Y offset

References GR_Transform().

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Member Data Documentation

double GR_Transform::m_A [private]

Referenced by operator+(), operator=(), and operator==().

double GR_Transform::m_B [private]

Referenced by operator+(), operator=(), and operator==().

double GR_Transform::m_C [private]

Referenced by operator+(), operator=(), and operator==().

double GR_Transform::m_D [private]

Referenced by operator+(), operator=(), and operator==().

double GR_Transform::m_E [private]

Referenced by operator+(), operator=(), and operator==().

double GR_Transform::m_F [private]

Referenced by operator+(), operator=(), and operator==().

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The documentation for this class was generated from the following files:

• gr_Transform.h
• gr_Transform.cpp