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QwtAlphaColorMap
Langue: en
Version: 380542 (fedora - 01/12/10)
Section: 3 (Bibliothèques de fonctions)
Sommaire
- NAME
- SYNOPSIS
- Detailed Description
- Constructor & Destructor Documentation
- Member Function Documentation
- QColor QwtAlphaColorMap::color () constReturns:
- QwtColorMap * QwtAlphaColorMap::copy () const [virtual]
- QwtAlphaColorMap & QwtAlphaColorMap::operator= (const QwtAlphaColorMap & other)Assignment operator
- QRgb QwtAlphaColorMap::rgb (const QwtDoubleInterval & interval, double value) const [virtual]
- void QwtAlphaColorMap::setColor (const QColor & color)Set the color
- Author
NAME
QwtAlphaColorMap -QwtAlphaColorMap variies the alpha value of a color.
SYNOPSIS
#include <qwt_color_map.h>
Inherits QwtColorMap.
Public Member Functions
QwtAlphaColorMap (const QColor &=QColor(Qt::gray))
QwtAlphaColorMap (const QwtAlphaColorMap &)
virtual ~QwtAlphaColorMap ()
QwtAlphaColorMap & operator= (const QwtAlphaColorMap &)
virtual QwtColorMap * copy () const
void setColor (const QColor &)
QColor color () const
virtual QRgb rgb (const QwtDoubleInterval &, double value) const
Detailed Description
QwtAlphaColorMap variies the alpha value of a color.
Constructor & Destructor Documentation
QwtAlphaColorMap::QwtAlphaColorMap (const QColor & color = QColor(Qt::gray))Constructor
Parameters:
- color Color of the map
QwtAlphaColorMap::QwtAlphaColorMap (const QwtAlphaColorMap & other)Copy constructor
Parameters:
- other Other color map
QwtAlphaColorMap::~QwtAlphaColorMap () [virtual]
Destructor.
Member Function Documentation
QColor QwtAlphaColorMap::color () constReturns:
- the color
See also:
- setColor()
QwtColorMap * QwtAlphaColorMap::copy () const [virtual]
Clone the color map.
Implements QwtColorMap.
QwtAlphaColorMap & QwtAlphaColorMap::operator= (const QwtAlphaColorMap & other)Assignment operator
Parameters:
- other Other color map
Returns:
- *this
QRgb QwtAlphaColorMap::rgb (const QwtDoubleInterval & interval, double value) const [virtual]
Map a value of a given interval into a alpha value. alpha := (value - interval.minValue()) / interval.width();
Parameters:
- interval Range for all values
value Value to map into a rgb value
Returns:
- rgb value, with an alpha value
Implements QwtColorMap.
void QwtAlphaColorMap::setColor (const QColor & color)Set the color
Parameters:
- color Color
See also:
- color()
Author
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Contenus ©2006-2024 Benjamin Poulain
Design ©2006-2024 Maxime Vantorre