Inheritance diagram for NodeWidget:

Collaboration diagram for NodeWidget:

Public Member Functions
	NodeWidget (const QString &node_text, QGraphicsItem *parent=0)

	~NodeWidget ()

void	set_marked (bool marked)

bool	is_marked ()

void	set_color (QColor)

void	set_opacity (int)

QColor	color ()

int	opacity ()

QPainterPath	shape () const
	The outline of the node. More...

QRectF	boundingRect () const
	Required methods for drawing. More...

void	paint (QPainter painter, const QStyleOptionGraphicsItem option, QWidget *widget=0)
	Paints the node. More...

void	add_edge (EdgeWidget *w)
	Keep a list of edges in order to notify the edges when this item changes. More...

QString	node_text ()
	Accessor functions. More...

qreal	height ()

qreal	width ()

void	unmark_path ()

void	mark_path ()

QModelIndex	get_index_in_model ()

void	set_index_in_model (QModelIndex)

Protected Member Functions
QVariant	itemChange (GraphicsItemChange change, const QVariant &value)
	Event handler for changes to the item. More...

void	mouseDoubleClickEvent (QGraphicsSceneMouseEvent *event)
	Event handler for double clicks. More...

void	mousePressEvent (QGraphicsSceneMouseEvent *event)
	Event handler for mouse clicks. More...

Constructor & Destructor Documentation

NodeWidget::NodeWidget	(	const QString &	node_text,
		QGraphicsItem *	parent = `0`
	)

The constructor for the NodeWidget class.

Parameters

QString text that is displayed for node.

Geometry changes are sent to the edges so that they can be redrawn when node size is altered

NodeWidget::~NodeWidget ( )

inline

Destructor.

Member Function Documentation

void NodeWidget::add_edge ( EdgeWidget * w )

Keep a list of edges in order to notify the edges when this item changes.

Add an edge to another node widget.

Parameters

The	edge widget to make the new node connection with.

QRectF NodeWidget::boundingRect ( ) const

Required methods for drawing.

Provides the bounding rectangle of the node.

Returns: The bounding rectangle of the node.

Bounding rect provides the outlines - need to take into account the pen_width The size here is in relation to item space

QColor NodeWidget::color ( )

Returns the color of the node.

Returns: The color of the node.

qreal NodeWidget::height ( )

Returns the height of the node.

Returns: The height of the node.

bool NodeWidget::is_marked ( )

Returns true if node is marked.

Returns: True if node is marked.

QVariant NodeWidget::itemChange	(	GraphicsItemChange	change,
		const QVariant &	value
	)

protected

Event handler for changes to the item.

This is an event handler to deal with the instance if an event has changed.

void NodeWidget::mark_path ( )

Mark connecting nodes and edges.

void NodeWidget::mouseDoubleClickEvent ( QGraphicsSceneMouseEvent * event )

protected

Event handler for double clicks.

Call the native event handler

void NodeWidget::mousePressEvent ( QGraphicsSceneMouseEvent * event )

protected

Event handler for mouse clicks.

Call the native event handler

QString NodeWidget::node_text ( )

Accessor functions.

Returns the text of the node.

Returns: the text of the node.

int NodeWidget::opacity ( )

Returns the opacity of the node.

Returns: The opacity of the node.

void NodeWidget::paint	(	QPainter *	painter,
		const QStyleOptionGraphicsItem *	option,
		QWidget *	widget = `0`
	)

Paints the node.

Overrides the parent method for drawing the node.

Set the color

Draw the ellipse

void NodeWidget::set_color ( QColor color )

Set the color of the node.

Parameters

Color which should be applied.

void NodeWidget::set_marked ( bool marked )

Set node as marked Node is marked if true, otherwise node is unmarked.

Parameters

bool	Set as marked if true, unmarked if false.

void NodeWidget::set_opacity ( int opacity )

Set the opacity of the node.

Parameters

Opacity that the node should have.

QPainterPath NodeWidget::shape ( ) const

The outline of the node.

Provides the shape of the node.

Returns: The current shape of the node.

void NodeWidget::unmark_path ( )

Unmark connecting nodes and edges.

qreal NodeWidget::width ( )

Returns the width of the node.

Returns: The width of the node.

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

src/gui/node_widget.h
src/gui/node_widget.cc

Public Member Functions

Protected Member Functions

Constructor & Destructor Documentation

Member Function Documentation