jocassview::LogColorMap Class Reference

a logarithmic color map More...

#include <logcolor_map.h>

Inheritance diagram for jocassview::LogColorMap:

Collaboration diagram for jocassview::LogColorMap:

Public Member Functions
	LogColorMap (const QColor &from, const QColor &to)
	constructor More...
QRgb	rgb (const QwtInterval &interval, double value) const
	return the rgb value for a given value More...

Detailed Description

a logarithmic color map

based upon code found here https://stackoverflow.com/questions/7745506/qwtplotspectrogram-using-a-logarithmic-color-scale

Definition at line 22 of file logcolor_map.h.

Constructor & Destructor Documentation

LogColorMap::LogColorMap	(	const QColor &	from,
		const QColor &	to
	)

constructor

Parameters

from	the first color stop
to	the last color stop

Definition at line 21 of file logcolor_map.cpp.

Member Function Documentation

QRgb LogColorMap::rgb	(	const QwtInterval &	interval,
		double	value
	)		const

return the rgb value for a given value

Returns

the rgb value

Parameters

interval
value

Definition at line 27 of file logcolor_map.cpp.

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The documentation for this class was generated from the following files:

• logcolor_map.h
• logcolor_map.cpp