NAME¶

QwtDialSimpleNeedle -

SYNOPSIS¶

#include <qwt_dial_needle.h> Inherits QwtDialNeedle.

Public Types¶

enum Style { Arrow, Ray }

Public Member Functions¶

QwtDialSimpleNeedle (Style, bool hasKnob=true, const QColor &mid=Qt::gray, const QColor &base=Qt::darkGray) virtual void draw (QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const void setWidth (int width) int width () const

Static Public Member Functions¶

static void drawArrowNeedle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, int width, double direction, bool hasKnob) static void drawRayNeedle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, int width, double direction, bool hasKnob)

Additional Inherited Members¶

Detailed Description¶

A needle for dial widgets. The following colors are used:

•

QColorGroup::Mid

 

Pointer

•

QColorGroup::base

 

Knob

See also:

Constructor & Destructor Documentation¶

QwtDialSimpleNeedle::QwtDialSimpleNeedle ( Stylestyle, boolhasKnob = true, const QColor &mid = Qt::gray, const QColor &base = Qt::darkGray)¶

Constructor Parameters:

Member Function Documentation¶

void QwtDialSimpleNeedle::draw (QPainter *painter, const QPoint &center, intlength, doubledirection, QPalette::ColorGroupcolorGroup = QPalette::Active) const [virtual]¶

Draw the needle Parameters: Implements QwtDialNeedle.

void QwtDialSimpleNeedle::drawArrowNeedle (QPainter *painter, const QPalette &palette, QPalette::ColorGroupcolorGroup, const QPoint &center, intlength, intwidth, doubledirection, boolhasKnob) [static]¶

Draw a needle looking like an arrow Parameters:

void QwtDialSimpleNeedle::drawRayNeedle (QPainter *painter, const QPalette &palette, QPalette::ColorGroupcolorGroup, const QPoint &center, intlength, intwidth, doubledirection, boolhasKnob) [static]¶

Draw a needle looking like a ray Parameters:

void QwtDialSimpleNeedle::setWidth (intwidth)¶

Set the width of the needle Parameters: See also:

int QwtDialSimpleNeedle::width () const¶

Returns: See also:

Author¶

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