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QwtAlphaColorMap(3)            Qwt User's Guide            QwtAlphaColorMap(3)


QwtAlphaColorMap -


#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: color Color of the map QwtAlphaColorMap::QwtAlphaColorMap (const QwtAlphaColorMap &other) Copy constructor Parameters: other Other color map Member Function Documentation QColor QwtAlphaColorMap::color () const Returns: the color See also: setColor() QwtAlphaColorMap & QwtAlphaColorMap::operator= (const QwtAlphaColorMap &other) Assignment operator Parameters: other Other color map Returns: *this 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: 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 Generated automatically by Doxygen for Qwt User's Guide from the source code. Version 5.2.3 Tue Nov 20 2012 QwtAlphaColorMap(3)

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