Isis::ViewportBufferFill Class Reference

#include <ViewportBufferFill.h>

Inheritance diagram for Isis::ViewportBufferFill:

Collaboration diagram for Isis::ViewportBufferFill:

Public Types
enum	ActionType { none , transform , fill , stretch }
	This uniquely identifies which child is instantiated. More...

Public Member Functions
	ViewportBufferFill (const QRect &rect, const int &xCoef, const double &xScale, const int &yCoef, const double &yScale, const QPoint &topLeftPixel)
	Constructor.
	~ViewportBufferFill ()
	Destructor.
virtual ViewportBufferAction::ActionType	getActionType ()
	Returns the type of this class.
double	viewportToSample (int x)
	Converts screen x position to cube sample position.
double	viewportToLine (int y)
	Converts screen y position to cube line position.
int	getRequestPosition () const
	Returns the current request position (>= read position)
int	getReadPosition () const
	Returns the current read position.
void	incReadPosition ()
	Increment read position.
void	incRequestPosition ()
	Increment request position.
QRect *	getRect ()
	Returns the rect that this action is filling in screen pixels.
int	getTopmostPixelPosition ()
	Returns the top of the X/Y bounding rect for this fill.
int	getLeftmostPixelPosition ()
	Returns the left of the X/Y bounding rect for this fill.
bool	doneReading ()
	Returns true if read position is past the end of the fill.
bool	shouldRequestMore ()
	Returns true if request position is past the end of the fill.
bool	shouldPaint (int &linesToPaint)
	Returns true if it is recommended to paint the fill area so far.
void	stop ()
	Cancels the current operation.
bool	started ()
	Returns true if this is an action that takes time and has begun.
void	started (bool started)
	Sets started.

Detailed Description

Author

????-??-?? Unknown

Member Enumeration Documentation

ActionType

enum Isis::ViewportBufferAction::ActionType

inherited

This uniquely identifies which child is instantiated.

Enumerator
none	Parent was instantiated.
transform	ViewportBufferTransform.
fill	ViewportBufferFill.
stretch	ViewportBufferStretch.

Constructor & Destructor Documentation

ViewportBufferFill()

Isis::ViewportBufferFill::ViewportBufferFill	(	const QRect &	rect,
		const int &	xCoef,
		const double &	xScale,
		const int &	yCoef,
		const double &	yScale,
		const QPoint &	topLeftPixel )

Constructor.

Parameters

rect
xCoef
xScale
yCoef
yScale
topLeftPixel

References Isis::ViewportBufferAction::ViewportBufferAction().

~ViewportBufferFill()

Isis::ViewportBufferFill::~ViewportBufferFill

(

)

Destructor.

Member Function Documentation

doneReading()

bool Isis::ViewportBufferFill::doneReading

(

)

Returns true if read position is past the end of the fill.

Returns

bool

Referenced by Isis::ViewportBuffer::DataReady(), and shouldPaint().

getActionType()

virtual ViewportBufferAction::ActionType Isis::ViewportBufferFill::getActionType ( )

inlinevirtual

Returns the type of this class.

Returns

ViewportBufferAction::ActionType

Reimplemented from Isis::ViewportBufferAction.

References Isis::ViewportBufferAction::fill.

getLeftmostPixelPosition()

int Isis::ViewportBufferFill::getLeftmostPixelPosition

(

)

Returns the left of the X/Y bounding rect for this fill.

Returns

int

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::fillBuffer().

getReadPosition()

int Isis::ViewportBufferFill::getReadPosition ( ) const

inline

Returns the current read position.

Returns

int

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::totalUnfilledArea().

getRect()

QRect * Isis::ViewportBufferFill::getRect ( )

inline

Returns the rect that this action is filling in screen pixels.

Returns

QRect*

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::totalUnfilledArea().

getRequestPosition()

int Isis::ViewportBufferFill::getRequestPosition ( ) const

inline

Returns the current request position (>= read position)

Returns

int

Referenced by Isis::ViewportBuffer::fillBuffer().

getTopmostPixelPosition()

int Isis::ViewportBufferFill::getTopmostPixelPosition

(

)

Returns the top of the X/Y bounding rect for this fill.

Returns

int

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::fillBuffer().

incReadPosition()

void Isis::ViewportBufferFill::incReadPosition ( )

inline

Increment read position.

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::fillBuffer().

incRequestPosition()

void Isis::ViewportBufferFill::incRequestPosition ( )

inline

Increment request position.

Referenced by Isis::ViewportBuffer::fillBuffer().

shouldPaint()

bool Isis::ViewportBufferFill::shouldPaint

(

int &

linesToPaint

)

Returns true if it is recommended to paint the fill area so far.

Parameters

linesToPaint

Returns

bool

References doneReading().

shouldRequestMore()

bool Isis::ViewportBufferFill::shouldRequestMore

(

)

Returns true if request position is past the end of the fill.

Returns

bool

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::fillBuffer().

started() [1/2]

bool Isis::ViewportBufferAction::started ( )

inlineinherited

Returns true if this is an action that takes time and has begun.

Referenced by Isis::ViewportBuffer::DataReady(), and started().

started() [2/2]

void Isis::ViewportBufferAction::started ( bool started )

inlineinherited

Sets started.

Parameters

started

True if starting

References started().

stop()

void Isis::ViewportBufferFill::stop ( )

virtual

Cancels the current operation.

Stops filling ASAP.

Reimplemented from Isis::ViewportBufferAction.

viewportToLine()

double Isis::ViewportBufferFill::viewportToLine ( int y )

inline

Converts screen y position to cube line position.

Parameters

y

Returns

double

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::fillBuffer().

viewportToSample()

double Isis::ViewportBufferFill::viewportToSample ( int x )

inline

Converts screen x position to cube sample position.

Parameters

x

Returns

double

Referenced by Isis::ViewportBuffer::DataReady(), and Isis::ViewportBuffer::fillBuffer().

---

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

• /Users/astamile/ISIS3/isis/src/qisis/objs/CubeViewport/ViewportBufferFill.h
• /Users/astamile/ISIS3/isis/src/qisis/objs/CubeViewport/ViewportBufferFill.cpp