Node Class Reference

Wiring node for circuit connections. More...

#include <node.h>

Inheritance diagram for Node:

Collaboration diagram for Node:

Public Types
enum	{ Type = UserType + 1 }

Public Member Functions
	Node (GraphWidget *graphWidget)
	Construct node with graph widget.
	Node (GraphWidget *graphWidget, struct NodeInfo)
	Construct node from NodeInfo structure.
	~Node ()
	Class destructor.
void	addWire (Wire *Wire)
	Add wire connection to node.
QList< Wire * >	Wires () const
	Get list of connected wires.
int	type () const
QRectF	boundingRect () const
	Get node bounding rectangle.
QPainterPath	shape () const
	Get node selection shape.
void	paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
	Paint node on scene.
QPoint	getPortLocation (int)
	Get port location (always returns origin)
QString	getID ()
	Get node identifier.
void	show ()
	Show node.
void	hide ()
	Hide node.
Public Member Functions inherited from Symbol
	Symbol ()
	Class constructor.

Protected Member Functions
QVariant	itemChange (GraphicsItemChange change, const QVariant &value)
	Handle item change events.
void	mousePressEvent (QGraphicsSceneMouseEvent *event)
	Handle mouse press events.
void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event)
	Handle mouse release events.

Detailed Description

Wiring node for circuit connections.

Constructor & Destructor Documentation

Node() [1/2]

Node::Node

(

GraphWidget *

graphWidget

)

Construct node with graph widget.

Parameters

graphWidget

Parent graph widget

Node() [2/2]

Node::Node	(	GraphWidget *	graphWidget,
		struct NodeInfo	NI
	)

Construct node from NodeInfo structure.

Parameters

graphWidget	Parent graph widget
NI	Node information structure

Member Function Documentation

addWire()

void Node::addWire ( Wire *  Wire )

inlinevirtual

Add wire connection to node.

Parameters

Wire	Wire to connect

Implements Symbol.

boundingRect()

QRectF Node::boundingRect ( ) const

inlinevirtual

Get node bounding rectangle.

Returns

Bounding rectangle for painting

Implements Symbol.

getID()

QString Node::getID ( )

inline

Get node identifier.

Returns

Node ID string

getPortLocation()

QPoint Node::getPortLocation ( int  )

inlinevirtual

Get port location (always returns origin)

Parameters

port_number

Port index (unused)

Returns

Port position at origin

Implements Symbol.

itemChange()

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

protectedvirtual

Handle item change events.

Implements Symbol.

mousePressEvent()

void Node::mousePressEvent ( QGraphicsSceneMouseEvent *  event )

inlineprotectedvirtual

Handle mouse press events.

Implements Symbol.

mouseReleaseEvent()

void Node::mouseReleaseEvent ( QGraphicsSceneMouseEvent *  event )

inlineprotectedvirtual

Handle mouse release events.

Implements Symbol.

paint()

void Node::paint ( QPainter *  painter, const QStyleOptionGraphicsItem *  option, QWidget *  widget  )

virtual

Paint node on scene.

Parameters

painter	QPainter instance
option	Style options
widget	Target widget

Implements Symbol.

shape()

QPainterPath Node::shape ( ) const

virtual

Get node selection shape.

Returns

Path defining selectable area

Implements Symbol.

Wires()

QList< Wire * > Node::Wires ( ) const

inline

Get list of connected wires.

Returns

List of wire pointers

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

• Schematic/node.h
• Schematic/node.cpp