Frapper::KeyGraphicsItem Class Reference

Class for graphics items representing keys in the Curve Editor panel. More...

#include <KeyGraphicsItem.h>

Inheritance diagram for Frapper::KeyGraphicsItem:

Collaboration diagram for Frapper::KeyGraphicsItem:

Public Member Functions
	KeyGraphicsItem (CurveEditorGraphicsView *curveEditorGraphicsView, const float scale=1.0f, const float posX=0.0f)
	Constructor of the KeyGraphicsItem class.
void	setCurveScale (const float scale)
	Saves the scene/curve scale to a member variable.
void	addSegment (SegmentGraphicsItem *segmentItem)
	Adds the given segment item to the list of segment items for the key item.

Protected Member Functions
QVariant	itemChange (GraphicsItemChange change, const QVariant &value)
	The item change handler for updating the node.
virtual QRectF	boundingRect () const
	Returns a rectangle describing the bounding region of the key item.
virtual void	paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
	The paint function of the node.
virtual void	mouseMoveEvent (QGraphicsSceneMouseEvent *event)
	Overwrite the default mouseMoveEvent handler to lock x axis.

Private Attributes
QList< SegmentGraphicsItem * >	m_segmentItems
	The list containing all curve segment items connected to the key item.
qreal	m_posX
	The old x position of the key.
qreal	m_sceneScale
	The curve/scene scale.
qreal	m_size
	The size of the item.

Detailed Description

Class for graphics items representing keys in the Curve Editor panel.

Constructor & Destructor Documentation

Frapper::KeyGraphicsItem::KeyGraphicsItem	(	CurveEditorGraphicsView *	curveEditorGraphicsView,
		const float	scale = 1.0f,
		const float	posX = 0.0f
	)

Constructor of the KeyGraphicsItem class.

Constructors and Destructors.

Parameters

curveEditorGraphicsView

The graphics view in which the key graphics item is contained.

Constructor of the KeyGraphicsItem class.

Parameters

curveEditorGraphicsView

The graphics view in which the key graphics item is contained.

Member Function Documentation

void Frapper::KeyGraphicsItem::setCurveScale ( const float  scale )

inline

Saves the scene/curve scale to a member variable.

Saves the scene/curve to a member variable.

void Frapper::KeyGraphicsItem::addSegment

(

SegmentGraphicsItem *

segmentItem

)

Adds the given segment item to the list of segment items for the key item.

Parameters

segmentItem

The segment item to add to the list of segment items.

QVariant Frapper::KeyGraphicsItem::itemChange ( GraphicsItemChange  change, const QVariant &  value  )

protected

The item change handler for updating the node.

Protected Functions.

QRectF Frapper::KeyGraphicsItem::boundingRect ( ) const

protectedvirtual

Returns a rectangle describing the bounding region of the key item.

Public Functions.

Returns

A rectangle describing the bounding region of the key item.

Returns a rectangle describing the bounding region of the key item.

Returns

A rectangle describing the bounding region of the key item.

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

protectedvirtual

The paint function of the node.

void Frapper::KeyGraphicsItem::mouseMoveEvent ( QGraphicsSceneMouseEvent *  event )

protectedvirtual

Overwrite the default mouseMoveEvent handler to lock x axis.

Member Data Documentation

QList<SegmentGraphicsItem *> Frapper::KeyGraphicsItem::m_segmentItems

private

The list containing all curve segment items connected to the key item.

qreal Frapper::KeyGraphicsItem::m_posX

private

The old x position of the key.

qreal Frapper::KeyGraphicsItem::m_sceneScale

private

The curve/scene scale.

qreal Frapper::KeyGraphicsItem::m_size

private

The size of the item.

---

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

• KeyGraphicsItem.h
• KeyGraphicsItem.cpp