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/*
* python-qwt. Python wrapper for the Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
* Copyright (C) 2015 Gudjon I. Gudjonsson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
class QwtColorMap
{
%TypeHeaderCode
#include <qwt_color_map.h>
%End
public:
enum Format
{
RGB,
Indexed
};
QwtColorMap( Format = QwtColorMap::RGB );
virtual ~QwtColorMap();
Format format() const;
virtual QRgb rgb( const QwtInterval &interval, double value ) const = 0;
virtual unsigned char colorIndex( const QwtInterval &interval, double value ) const = 0;
QColor color( const QwtInterval &, double value ) const;
virtual QVector<QRgb> colorTable( const QwtInterval & ) const;
//private:
// Format d_format;
};
class QwtLinearColorMap: QwtColorMap
{
%TypeHeaderCode
#include <qwt_color_map.h>
%End
public:
enum Mode
{
FixedColors,
ScaledColors
};
QwtLinearColorMap( Format = QwtColorMap::RGB );
QwtLinearColorMap( const QColor &from, const QColor &to,
Format = QwtColorMap::RGB );
virtual ~QwtLinearColorMap();
void setMode( Mode );
Mode mode() const;
void setColorInterval( const QColor &color1, const QColor &color2 );
void addColorStop( double value, const QColor& );
QVector<double> colorStops() const;
QColor color1() const;
QColor color2() const;
virtual QRgb rgb( const QwtInterval &, double value ) const;
virtual unsigned char colorIndex( const QwtInterval &, double value ) const;
class ColorStops;
private:
// Disabled copy constructor and operator=
QwtLinearColorMap( const QwtLinearColorMap & );
//QwtLinearColorMap &operator=( const QwtLinearColorMap & );
//class PrivateData;
//PrivateData *d_data;
};
class QwtAlphaColorMap: QwtColorMap
{
%TypeHeaderCode
#include <qwt_color_map.h>
%End
public:
QwtAlphaColorMap( const QColor & = QColor( Qt::gray ) );
virtual ~QwtAlphaColorMap();
void setColor( const QColor & );
QColor color() const;
virtual QRgb rgb( const QwtInterval &, double value ) const;
private:
QwtAlphaColorMap( const QwtAlphaColorMap & );
//QwtAlphaColorMap &operator=( const QwtAlphaColorMap & );
virtual unsigned char colorIndex( const QwtInterval &, double value ) const;
//class PrivateData;
//PrivateData *d_data;
};
/*inline QColor QwtColorMap::color(
const QwtInterval &interval, double value ) const
{
if ( d_format == RGB )
{
return QColor::fromRgba( rgb( interval, value ) );
}
else
{
const unsigned int index = colorIndex( interval, value );
return colorTable( interval )[index]; // slow
}
}
inline QwtColorMap::Format QwtColorMap::format() const
{
return d_format;
}*/
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