A color wheel widget. More...

Inheritance diagram for QgsColorWheel:

Public Slots
virtual void	setColor (const QColor color, const bool emitSignals=false)
Public Slots inherited from QgsColorWidget
virtual void	setColor (const QColor color, const bool emitSignals=false)
	Sets the color for the widget.
virtual void	setComponent (const ColorComponent component)
	Sets the color component which the widget controls.
virtual void	setComponentValue (const int value)
	Alters the widget's color by setting the value for the widget's color component.

Public Member Functions
	QgsColorWheel (QWidget *parent=0)
	Constructs a new color wheel widget.
virtual	~QgsColorWheel ()
void	paintEvent (QPaintEvent *event)
Public Member Functions inherited from QgsColorWidget
	QgsColorWidget (QWidget *parent=0, const ColorComponent component=Multiple)
	Construct a new color widget.
virtual	~QgsColorWidget ()
QColor	color () const
	Returns the current color for the widget.
ColorComponent	component () const
	Returns the color component which the widget controls.
int	componentValue () const
	Returns the current value of the widget's color component.

Protected Member Functions
virtual void	resizeEvent (QResizeEvent *event)
virtual void	mouseMoveEvent (QMouseEvent *event)
virtual void	mousePressEvent (QMouseEvent *event)
virtual void	mouseReleaseEvent (QMouseEvent *event)
Protected Member Functions inherited from QgsColorWidget
int	componentRange () const
	Returns the range of valid values for the color widget's component.
int	componentRange (const ColorComponent component) const
	Returns the range of valid values a color component.
int	componentValue (const ColorComponent component) const
	Returns the value of a component of the widget's current color.
int	hue () const
	Returns the hue for the widget.
void	alterColor (QColor &color, const QgsColorWidget::ColorComponent component, const int newValue) const
	Alters a color by modifiying the value of a specific color component.
void	dragEnterEvent (QDragEnterEvent *e)
void	dropEvent (QDropEvent *e)

Additional Inherited Members
Public Types inherited from QgsColorWidget
enum	ColorComponent { Multiple = 0, Red, Green, Blue, Hue, Saturation, Value, Alpha }
Signals inherited from QgsColorWidget
void	colorChanged (const QColor color)
	Emitted when the widget's color changes.
Static Public Member Functions inherited from QgsColorWidget
static QPixmap	createDragIcon (const QColor color)
	Create an icon for dragging colors.
Static Protected Member Functions inherited from QgsColorWidget
static const QPixmap &	transparentBackground ()
	Generates a checkboard pattern pixmap for use as a background to transparent colors.
Protected Attributes inherited from QgsColorWidget
QColor	mCurrentColor
ColorComponent	mComponent
int	mExplicitHue
	QColor wipes the hue information when it is ambiguous (eg, for saturation = 0).

Detailed Description

A color wheel widget.

This widget consists of an outer ring which allows for hue selection, and an inner rotating triangle which allows for saturation and value selection.

Constructor & Destructor Documentation

QgsColorWheel::QgsColorWheel ( QWidget * parent = 0 )

Constructs a new color wheel widget.

Parameters

parent parent QWidget for the widget

QgsColorWheel::~QgsColorWheel ( )

virtual

void QgsColorWheel::mouseMoveEvent ( QMouseEvent * event )

protectedvirtual

void QgsColorWheel::mousePressEvent ( QMouseEvent * event )

protectedvirtual

void QgsColorWheel::mouseReleaseEvent ( QMouseEvent * event )

protectedvirtual

void QgsColorWheel::paintEvent ( QPaintEvent * event )

void QgsColorWheel::resizeEvent ( QResizeEvent * event )

protectedvirtual

void QgsColorWheel::setColor	(	const QColor	color,
		const bool	emitSignals = `false`
	)

virtualslot

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