Qwt User's Guide: QwtCompassRose Class Reference

Qwt User's Guide 6.3.0

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Public Member Functions | List of all members
QwtCompassRose Class Referenceabstract

Abstract base class for a compass rose. More...

`#include <qwt_compass_rose.h>`

Inheritance diagram for QwtCompassRose:

## Public Member Functions
| QwtCompassRose ()
| Constructor.
virtual | ~QwtCompassRose ()
| Destructor.
virtual void | setPalette (const QPalette &)
| Assign a palette.
const QPalette & | palette () const
virtual void | draw (QPainter *painter, const QPointF &center, double radius, double north, QPalette::ColorGroup colorGroup=QPalette::Active) const =0

## Detailed Description

Abstract base class for a compass rose.

Definition at line 21 of file qwt_compass_rose.h.

## Constructor & Destructor Documentation

## ◆ QwtCompassRose()

QwtCompassRose::QwtCompassRose | ( |  | ) |

Constructor.

Definition at line 34 of file qwt_compass_rose.cpp.

## ◆ ~QwtCompassRose()

QwtCompassRose::~QwtCompassRose | ( |  | ) |
| virtual

Destructor.

Definition at line 39 of file qwt_compass_rose.cpp.

## Member Function Documentation

## ◆ draw()

virtual void QwtCompassRose::draw | ( | QPainter * | painter,
|  | const QPointF & | center,
|  | double | radius,
|  | double | north,
|  | QPalette::ColorGroup | colorGroup = QPalette::Active ) const
| pure virtual

Draw the rose

Parameters

  painter | Painter
  center | Center point
  radius | Radius of the rose
  north | Position
  colorGroup | Color group

Implemented in QwtSimpleCompassRose.

## ◆ palette()

const QPalette & QwtCompassRose::palette | ( |  | ) | const

Returns
  Current palette

Definition at line 50 of file qwt_compass_rose.cpp.

## ◆ setPalette()

void QwtCompassRose::setPalette | ( | const QPalette & | p | ) |
| virtual

Assign a palette.

Definition at line 44 of file qwt_compass_rose.cpp.