DtTMBackground Class Reference

This class does nothing at all. More...

Inheritance diagram for DtTMBackground:

List of all members.

Public Member Functions
	DtTMBackground ()
	default constructor
	DtTMBackground (const DtTMBackground &orig)
	default copy constructor
virtual	~DtTMBackground ()
	default destructor
DtTMBackground &	operator= (const DtTMBackground &rhs)
	default assignment operator
virtual bool	init (DtTMArea *area)
	This function must be called or else nothing will happen.
virtual void	draw (QPainter *painter=NULL)=0
	Overload these functions in a working background class.
virtual void	clear ()=0
virtual const DtTMViewportExtents *	viewportExtents () const
virtual void	setViewportExtents (DtTMViewportExtents *v)
virtual QPixmap *	pixmap () const
virtual void	setPixmap (QPixmap *)
	Deletes old pixmap and resets new pixmap into lens area.
void	setNeedsRedraw (bool)
bool	needsRedraw () const
Protected Attributes
QPixmap *	myPixmap
DtTMViewportExtents *	myViewportExtents
DtTMArea *	myArea
bool	myNeedsRedraw

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Detailed Description

This class does nothing at all.

It is a virtual interface for a real background class such as one that handles pixmaps, terrain, rastermaps, or whatever doohicky you want as a background.

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Constructor & Destructor Documentation

DtTMBackground::DtTMBackground

(

)

default constructor

DtTMBackground::DtTMBackground

(

const DtTMBackground &

orig

)

default copy constructor

virtual DtTMBackground::~DtTMBackground

(

)

[virtual]

default destructor

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Member Function Documentation

DtTMBackground& DtTMBackground::operator=

(

const DtTMBackground &

rhs

)

default assignment operator

virtual bool DtTMBackground::init

(

DtTMArea *

area

)

[virtual]

This function must be called or else nothing will happen.

Reimplemented in DtTerrainBackground, and DtPixmapBackground.

virtual void DtTMBackground::draw

(

QPainter *

painter = NULL

)

[pure virtual]

Overload these functions in a working background class.

Implemented in DtTerrainBackground, and DtPixmapBackground.

virtual void DtTMBackground::clear

(

)

[pure virtual]

Implemented in DtTerrainBackground, and DtPixmapBackground.

virtual const DtTMViewportExtents* DtTMBackground::viewportExtents

(

)

const [virtual]

virtual void DtTMBackground::setViewportExtents

(

DtTMViewportExtents *

v

)

[virtual]

virtual QPixmap* DtTMBackground::pixmap

(

)

const [virtual]

virtual void DtTMBackground::setPixmap

(

QPixmap *

)

[virtual]

Deletes old pixmap and resets new pixmap into lens area.

void DtTMBackground::setNeedsRedraw

(

bool

b

)

[inline]

References myNeedsRedraw.

bool DtTMBackground::needsRedraw

(

)

const [inline]

References myNeedsRedraw.

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Member Data Documentation

QPixmap* DtTMBackground::myPixmap [protected]

DtTMViewportExtents* DtTMBackground::myViewportExtents [protected]

DtTMArea* DtTMBackground::myArea [protected]

bool DtTMBackground::myNeedsRedraw [protected]

Referenced by needsRedraw(), and setNeedsRedraw().

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

• include/tmqt/tmBackground.h