qwt3d_colormap_color.h

/******************************************************************************
 * Qwt Widget Library
 * Copyright (C) 1997   Josef Wilgen
 * Copyright (C) 2002   Uwe Rathmann
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the Qwt License, Version 1.0
 *****************************************************************************/
 
#ifndef QWT3D_COLORMAP_COLOR_H
#define QWT3D_COLORMAP_COLOR_H
 
#include "qwt3d_global.h"
#include "qwt3d_color.h"
 
class QwtColorMap;
class QString;
 
namespace Qwt3D
{
 
class Plot3D;
 
class QWT3D_EXPORT ColorMapColor : public Color
{
public:
    explicit ColorMapColor(Plot3D* plot, const QString& presetName = QString("viridis"), unsigned size = 256);
 
    ColorMapColor(Plot3D* plot, ::QwtColorMap* colorMap, unsigned size = 256);
 
    ~ColorMapColor() override;
 
    Qwt3D::RGBA operator()(double x, double y, double z) const override;
    Qwt3D::ColorVector& createVector(Qwt3D::ColorVector& vec) override;
 
    void setColorMap(::QwtColorMap* map);
    const ::QwtColorMap* colorMap() const;
 
    void setInterval(double min, double max);
    void reset(unsigned size = 256);
    void setAlpha(double a);
 
private:
    void rebuildColorVector(unsigned size);
 
    Plot3D* m_plot;
    ::QwtColorMap* m_colorMap;
    ColorVector m_colors;
    double m_manualMin;
    double m_manualMax;
    bool m_useManualInterval;
    double m_alpha;
};
 
}  // namespace Qwt3D
 
#endif