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QwtCompassMagnetNeedle
Langue: en
Version: 166569 (fedora - 05/07/09)
Section: 3 (Bibliothèques de fonctions)
Sommaire
- NAME
- SYNOPSIS
- Detailed Description
- Member Enumeration Documentation
- Constructor & Destructor Documentation
- Member Function Documentation
- void QwtCompassMagnetNeedle::draw (QPainter * painter, const QPoint & center, int length, double direction, QPalette::ColorGroup colorGroup = QPalette::Active) const [virtual]
- void QwtCompassMagnetNeedle::drawTriangleNeedle (QPainter * painter, const QPalette & palette, QPalette::ColorGroup colorGroup, const QPoint & center, int length, double direction) [static]
- void QwtCompassMagnetNeedle::drawThinNeedle (QPainter * painter, const QPalette & palette, QPalette::ColorGroup colorGroup, const QPoint & center, int length, double direction) [static]
- void QwtCompassMagnetNeedle::drawPointer (QPainter * painter, const QBrush & brush, int colorOffset, const QPoint & center, int length, int width, double direction) [static, protected]
- Author
NAME
QwtCompassMagnetNeedle -SYNOPSIS
Inherits QwtDialNeedle.
Detailed Description
A magnet needle for compass widgets.
A magnet needle points to two opposite directions indicating north and south.
The following colors are used:
- •
- QColorGroup::Light
Used for pointing south - •
- QColorGroup::Dark
Used for pointing north - •
- QColorGroup::Base
Knob (ThinStyle only)
See also:
- QwtDial, QwtCompass
Definition at line 125 of file qwt_dial_needle.h.
Public Types
enum Style { Arrow, Ray, TriangleStyle, ThinStyle, Style1, Style2, NoSymbol = -1, Ellipse, Rect, Diamond, Triangle, DTriangle, UTriangle, LTriangle, RTriangle, Cross, XCross, HLine, VLine, Star1, Star2, Hexagon, StyleCnt }
Public Member Functions
QwtCompassMagnetNeedle (Style=TriangleStyle, const QColor &light=Qt::white, const QColor &dark=Qt::red)
virtual void draw (QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const
Static Public Member Functions
static void drawTriangleNeedle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)
static void drawThinNeedle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)
Static Protected Member Functions
static void drawPointer (QPainter *painter, const QBrush &brush, int colorOffset, const QPoint ¢er, int length, int width, double direction)
Member Enumeration Documentation
enum QwtCompassMagnetNeedle::Style
Style of the needle.
Definition at line 129 of file qwt_dial_needle.h.
Constructor & Destructor Documentation
QwtCompassMagnetNeedle::QwtCompassMagnetNeedle (Style = TriangleStyle, const QColor & light = Qt::white, const QColor & dark = Qt::red)
Constructor.
Definition at line 265 of file qwt_dial_needle.cpp.
References QwtDialNeedle::palette(), and QwtDialNeedle::setPalette().
Member Function Documentation
void QwtCompassMagnetNeedle::draw (QPainter * painter, const QPoint & center, int length, double direction, QPalette::ColorGroup colorGroup = QPalette::Active) const [virtual]
Draw the needle
Parameters:
- painter Painter
center Center of the dial, start position for the needle
length Length of the needle
direction Direction of the needle, in degrees counter clockwise
colorGroup Color group, used for painting
Implements QwtDialNeedle.
Definition at line 292 of file qwt_dial_needle.cpp.
References drawThinNeedle(), drawTriangleNeedle(), and QwtDialNeedle::palette().
void QwtCompassMagnetNeedle::drawTriangleNeedle (QPainter * painter, const QPalette & palette, QPalette::ColorGroup colorGroup, const QPoint & center, int length, double direction) [static]
Draw a compass needle
Parameters:
- painter Painter
palette Palette
colorGroup Color group
center Center, where the needle starts
length Length of the needle
direction Direction
Definition at line 317 of file qwt_dial_needle.cpp.
Referenced by draw().
void QwtCompassMagnetNeedle::drawThinNeedle (QPainter * painter, const QPalette & palette, QPalette::ColorGroup colorGroup, const QPoint & center, int length, double direction) [static]
Draw a compass needle
Parameters:
- painter Painter
palette Palette
colorGroup Color group
center Center, where the needle starts
length Length of the needle
direction Direction
Definition at line 383 of file qwt_dial_needle.cpp.
References QwtDialNeedle::drawKnob(), and drawPointer().
Referenced by draw().
void QwtCompassMagnetNeedle::drawPointer (QPainter * painter, const QBrush & brush, int colorOffset, const QPoint & center, int length, int width, double direction) [static, protected]
Draw a compass needle
Parameters:
- painter Painter
brush Brush
colorOffset Color offset
center Center, where the needle starts
length Length of the needle
width Width of the needle
direction Direction
Definition at line 419 of file qwt_dial_needle.cpp.
Referenced by drawThinNeedle().
Author
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