gui-utils.cc

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// Copyright (C) 2000-2022 The Octave Project Developers
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// This file is part of Octave.
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#if defined (HAVE_CONFIG_H)
#  include "config.h"
#endif
 
#include "gui-utils.h"
 
namespace octave
{
  OCTGUI_API QColor
  interpolate_color (const QColor& col1, const QColor& col2,
                     double fs, double fv)
  {
    qreal h1, s1, v1, h2, s2, v2;
 
    col1.getHsvF (&h1, &s1, &v1);
    col2.getHsvF (&h2, &s2, &v2);
 
    return QColor::fromHsvF (h1, s1*fs, v1 + fv*(v2 - v1));
  }
}