NAME¶

QwtAlphaColorMap -

SYNOPSIS¶

#include <qwt_color_map.h> Inherits QwtColorMap.

Public Member Functions¶

QwtAlphaColorMap (const QColor &=QColor(Qt::gray)) QwtAlphaColorMap (const QwtAlphaColorMap &) virtual ~QwtAlphaColorMap () QColor color () const virtual QwtColorMap * copy () const QwtAlphaColorMap & operator= (const QwtAlphaColorMap &) virtual QRgb rgb (const QwtDoubleInterval &, double value) const void setColor (const QColor &)

Additional Inherited Members¶

Detailed Description¶

QwtAlphaColorMap variies the alpha value of a color.

Constructor & Destructor Documentation¶

QwtAlphaColorMap::QwtAlphaColorMap (const QColor &color = QColor(Qt::gray))¶

Constructor Parameters:

QwtAlphaColorMap::QwtAlphaColorMap (const QwtAlphaColorMap &other)¶

Copy constructor Parameters:

Member Function Documentation¶

QColor QwtAlphaColorMap::color () const¶

Returns: See also:

QwtAlphaColorMap & QwtAlphaColorMap::operator= (const QwtAlphaColorMap &other)¶

Assignment operator Parameters: Returns:

QRgb QwtAlphaColorMap::rgb (const QwtDoubleInterval &interval, doublevalue) const [virtual]¶

Map a value of a given interval into a alpha value. alpha := (value - interval.minValue()) / interval.width(); Parameters: Returns: Implements QwtColorMap.

void QwtAlphaColorMap::setColor (const QColor &color)¶

Set the color Parameters: See also:

Author¶

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