QwtDialSimpleNeedle Class Reference

A needle for dial widgets. More...

#include <qwt_dial_needle.h>

Inheritance diagram for QwtDialSimpleNeedle:

List of all members.

Public Types
enum	Style { Arrow, Ray }
	Style of the needle. More...
Public Member Functions
	QwtDialSimpleNeedle (Style, bool hasKnob=true, const QColor &mid=Qt::gray, const QColor &base=Qt::darkGray)
void	setWidth (double width)
double	width () const
Protected Member Functions
virtual void	drawNeedle (QPainter *, double length, QPalette::ColorGroup) const
Private Attributes
bool	d_hasKnob
Style	d_style
double	d_width

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Detailed Description

A needle for dial widgets.

The following colors are used:

• QPalette::Mid
  Pointer
• QPalette::Base
  Knob

See also:

QwtDial, QwtCompass

Definition at line 82 of file qwt_dial_needle.h.

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Member Enumeration Documentation

enum QwtDialSimpleNeedle::Style

Style of the needle.

Enumerator:

Arrow	Arrow.
Ray	A straight line from the center.

Definition at line 86 of file qwt_dial_needle.h.

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Constructor & Destructor Documentation

QwtDialSimpleNeedle::QwtDialSimpleNeedle	(	Style	style,
		bool	hasKnob = true,
		const QColor &	mid = Qt::gray,
		const QColor &	base = Qt::darkGray
	)

Constructor

Parameters:

style	Style
hasKnob	With/Without knob
mid	Middle color
base	Base color

Definition at line 279 of file qwt_dial_needle.cpp.

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Member Function Documentation

void QwtDialSimpleNeedle::drawNeedle	(	QPainter *	painter,
		double	length,
		QPalette::ColorGroup	colorGroup
	)		const [protected, virtual]

Draw the needle

Parameters:

painter	Painter
length	Length of the needle
colorGroup	Color group, used for painting

Implements QwtDialNeedle.

Definition at line 318 of file qwt_dial_needle.cpp.

void QwtDialSimpleNeedle::setWidth

(

double

width

)

Set the width of the needle

Parameters:

width

Width

See also:

width()

Definition at line 297 of file qwt_dial_needle.cpp.

double QwtDialSimpleNeedle::width

(

)

const

Returns:

the width of the needle

See also:

setWidth()

Definition at line 306 of file qwt_dial_needle.cpp.

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Member Data Documentation

bool QwtDialSimpleNeedle::d_hasKnob [private]

Definition at line 107 of file qwt_dial_needle.h.

Style QwtDialSimpleNeedle::d_style [private]

Definition at line 106 of file qwt_dial_needle.h.

double QwtDialSimpleNeedle::d_width [private]

Definition at line 108 of file qwt_dial_needle.h.

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

• qwt_dial_needle.h
• qwt_dial_needle.cpp