.TH "QwtAlphaColorMap" 3 "Tue Nov 20 2012" "Version 5.2.3" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtAlphaColorMap \- 
.SH SYNOPSIS
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\fC#include <qwt_color_map\&.h>\fP
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Inherits \fBQwtColorMap\fP\&.
.SS "Public Member Functions"

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.RI "\fBQwtAlphaColorMap\fP (const QColor &=QColor(Qt::gray))"
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.RI "\fBQwtAlphaColorMap\fP (const \fBQwtAlphaColorMap\fP &)"
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.RI "virtual \fB~QwtAlphaColorMap\fP ()"
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.RI "QColor \fBcolor\fP () const "
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.RI "virtual \fBQwtColorMap\fP * \fBcopy\fP () const "
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.RI "\fBQwtAlphaColorMap\fP & \fBoperator=\fP (const \fBQwtAlphaColorMap\fP &)"
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.RI "virtual QRgb \fBrgb\fP (const \fBQwtDoubleInterval\fP &, double value) const "
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.RI "void \fBsetColor\fP (const QColor &)"
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.SS "Additional Inherited Members"
.SH "Detailed Description"
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\fBQwtAlphaColorMap\fP variies the alpha value of a color\&. 
.SH "Constructor & Destructor Documentation"
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.SS "QwtAlphaColorMap::QwtAlphaColorMap (const QColor &color = \fCQColor(Qt::gray)\fP)"
Constructor 
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\fBParameters:\fP
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\fIcolor\fP Color of the map 
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.SS "QwtAlphaColorMap::QwtAlphaColorMap (const \fBQwtAlphaColorMap\fP &other)"
Copy constructor 
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\fBParameters:\fP
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\fIother\fP Other color map 
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.SH "Member Function Documentation"
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.SS "QColor QwtAlphaColorMap::color () const"
\fBReturns:\fP
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the color 
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\fBSee also:\fP
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\fBsetColor()\fP 
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.SS "\fBQwtAlphaColorMap\fP & QwtAlphaColorMap::operator= (const \fBQwtAlphaColorMap\fP &other)"
Assignment operator 
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\fBParameters:\fP
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\fIother\fP Other color map 
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\fBReturns:\fP
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*this 
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.SS "QRgb QwtAlphaColorMap::rgb (const \fBQwtDoubleInterval\fP &interval, doublevalue) const\fC [virtual]\fP"

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Map a value of a given interval into a alpha value\&. alpha := (value - interval\&.minValue()) / interval\&.width();
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\fBParameters:\fP
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\fIinterval\fP Range for all values 
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\fIvalue\fP Value to map into a rgb value 
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\fBReturns:\fP
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rgb value, with an alpha value 
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Implements \fBQwtColorMap\fP\&.
.SS "void QwtAlphaColorMap::setColor (const QColor &color)"
Set the color
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\fBParameters:\fP
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\fIcolor\fP Color 
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\fBSee also:\fP
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\fBcolor()\fP 
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.SH "Author"
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Generated automatically by Doxygen for Qwt User's Guide from the source code\&.