QwtCompassMagnetNeedle (3) - Linux Manuals
Public Member Functions
Protected Member Functions
A magnet needle for compass widgets.
A magnet needle points to two opposite directions indicating north and south.
The following colors are used:
Used for pointing south
Used for pointing north
Knob (ThinStyle only)
- QwtDial, QwtCompass
Member Enumeration Documentation
Style of the needle.
- A needle with a triangular shape.
- A thin needle.
Member Function Documentation
void QwtCompassMagnetNeedle::drawNeedle (QPainter *painter, doublelength, QPalette::ColorGroupcolorGroup) const [protected], [virtual]Draw the needle
length Length of the needle
colorGroup Color group, used for painting
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