HoverPoints Class Reference

#include <hoverpoints.h>

List of all members.

Public Types
enum	PointShape
enum	LockType
enum	SortType
enum	ConnectionType
Public Slots
void	setEnabled (bool enabled)
void	setDisabled (bool disabled)
Signals
void	pointsChanged (const QPolygonF &points)
void	chooseColor (int index, QWidget *selectedWidget)
void	alphaChanged (int index, qreal newXPos)
void	alphaPointCreated (int index, qreal xPos)
void	alphaPointDeleted (int index)
Public Member Functions
	HoverPoints (QWidget *widget, PointShape shape)
bool	eventFilter (QObject *object, QEvent *event)
void	paintPoints ()
QRectF	boundingRect () const
void	setBoundingRect (const QRectF &boundingRect)
QPolygonF	points () const
void	setPoints (const QPolygonF &points)
QSizeF	pointSize () const
void	setPointSize (const QSizeF &size)
SortType	sortType () const
void	setSortType (SortType sortType)
ConnectionType	connectionType () const
void	setConnectionType (ConnectionType connectionType)
void	setConnectionPen (const QPen &pen)
void	setShapePen (const QPen &pen)
void	setShapeBrush (const QBrush &brush)
void	setPointLock (int pos, LockType lock)
void	setEditable (bool editable)
bool	editable () const
void	firePointChange ()
void	movePoint (int i, const QPointF &newPos, bool emitChange=true)
Private Slots
void	newPoint ()
void	deletePoint ()
void	fireChooseColor ()

---

Detailed Description

The hoverpoints class represents the points which are used in the ShadeWidget.

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Member Enumeration Documentation

enum HoverPoints::PointShape

Enumerates the PointShape options.

enum HoverPoints::LockType

Enumerates the LockType options.

enum HoverPoints::SortType

Enumerates the SortType options.

enum HoverPoints::ConnectionType

Enumerates the ConnectionType options.

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Constructor & Destructor Documentation

HoverPoints::HoverPoints	(	QWidget *	widget,
		PointShape	shape
	)

Constructor that creates the HoverPoints.

Returns:

The pointer to the created HoverPoints.

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Member Function Documentation

bool HoverPoints::eventFilter	(	QObject *	object,
		QEvent *	event
	)

Filters the events and takes appropriate actions.

Parameters:

	object	is the QObject which caused the QEvent.
	event	is the QEvent which happend.

Returns:

True if it was a valid object and a valid event, false otherwise.

void HoverPoints::paintPoints

(

)

Paints the points and connections.

QRectF HoverPoints::boundingRect

(

)

const [inline]

Returns:

The bounding rectangle for this hover points.

void HoverPoints::setBoundingRect

(

const QRectF &

boundingRect

)

[inline]

Sets the new bounding rectangle for this hover points.

Parameters:

boundingRect

is the new bounding rectangle which should be set.

QPolygonF HoverPoints::points

(

)

const [inline]

Returns:

The hover points.

void HoverPoints::setPoints

(

const QPolygonF &

points

)

Sets points position from the given points.

Parameters:

points

are the points which should be set.

QSizeF HoverPoints::pointSize

(

)

const [inline]

Returns:

The pixel size of one hover point (for drawing).

void HoverPoints::setPointSize

(

const QSizeF &

size

)

[inline]

Sets the new pixel size for this hover points.

Parameters:

size

is the new pixel size which should be set.

SortType HoverPoints::sortType

(

)

const [inline]

Returns:

The sort type, in which the hover points should be sorted.

void HoverPoints::setSortType

(

SortType

sortType

)

[inline]

Sets the way, in which the hover points should be sorted.

Parameters:

sortType

is the new sortType which should be set.

ConnectionType HoverPoints::connectionType

(

)

const [inline]

Returns:

The way in which the point connections ar drawn.

void HoverPoints::setConnectionType

(

ConnectionType

connectionType

)

[inline]

Sets the way, in which the point connections should be drawn.

Parameters:

connectionType

is the new connectionType which should be set.

void HoverPoints::setConnectionPen

(

const QPen &

pen

)

[inline]

Sets the pen, which draws the point connections.

Parameters:

pen

is the new pen which should be set.

void HoverPoints::setShapePen

(

const QPen &

pen

)

[inline]

Sets the pen, which draws the shape of the points.

Parameters:

pen

is the new pen which should be set.

void HoverPoints::setShapeBrush

(

const QBrush &

brush

)

[inline]

Sets the brush, which fills the shape of the points.

Parameters:

brush

is the new brush which should be set.

void HoverPoints::setPointLock	(	int	pos,
		LockType	lock
	)			[inline]

Sets the point lock for a point.

Parameters:

	pos	is the index of the point from which the lock should be set.
	lock	is the typ of lock which should be set.

void HoverPoints::setEditable

(

bool

editable

)

[inline]

Sets this points editable state.

Parameters:

editable

is true if the points are editable and flase otherwise.

bool HoverPoints::editable

(

)

const [inline]

Returns:

true if the points are editable and flase otherwise.

void HoverPoints::setEnabled

(

bool

enabled

)

[slot]

Enables or disables these HoverPints.

Parameters:

enabled

is true if the points are enabled and flase otherwise.

void HoverPoints::setDisabled

(

bool

disabled

)

[inline, slot]

Enables or disables these HoverPints.

Parameters:

disabled

is true if the points are disabled and flase otherwise.

void HoverPoints::pointsChanged

(

const QPolygonF &

points

)

[signal]

A signal that is send on change of the points.

Parameters:

points

are the new points.

void HoverPoints::chooseColor	(	int	index,
		QWidget *	selectedWidget
	)			[signal]

A signal that is send to initiate a color dialog.

Parameters:

	index	is the index of the point for which the color should be changed.
	selectedWidget	is a pointer to the ShadeWidget from whom the x pos for the other 3 poitns, which should be chnaged, is taken.

void HoverPoints::alphaChanged	(	int	index,
		qreal	newXPos
	)			[signal]

A signal that is send if an alpha point got moved.

Parameters:

	index	is the index of the points which should be moved.
	newXPos	is the new x position to which the corresponding points should be moved.

void HoverPoints::alphaPointCreated	(	int	index,
		qreal	xPos
	)			[signal]

A signal that is send if an alpha point got created.

Parameters:

	index	is the index where the points should be saved.
	xPos	is the x position where the points should be created.

void HoverPoints::alphaPointDeleted

(

int

index

)

[signal]

A signal that is send if an alpha point got deleted.

Parameters:

index

is the index where the points should be deleted.

void HoverPoints::firePointChange

(

)

Sorts the points and emits pointsChanged.

void HoverPoints::movePoint	(	int	index,
		const QPointF &	point,
		bool	emitUpdate = true
	)

Moves the given point.

Parameters:

	index	is the index of the point which should be moved.
	point	is the point which contains the new position.
	emitUpdate	specifys if alphaChanged and pointsChanged should be emited.

void HoverPoints::newPoint

(

)

[private, slot]

Creates a new point. Emits a pointsChanged and an alphaPointCreated.

void HoverPoints::deletePoint

(

)

[private, slot]

Deletes a point. Emits a pointsChanged and an alphaPointCreated.

void HoverPoints::fireChooseColor

(

)

[private, slot]

Emits a chooseColor.

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

• hoverpoints.h
• hoverpoints.cpp