rgbcolor.hxx

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#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
 
#include <cppcanvas/color.hxx>
 
 
/* Definition of RGBColor class */
 
namespace slideshow::internal
    {
        class HSLColor;
 
        class RGBColor
        {
        public:
            RGBColor();
            explicit RGBColor( ::cppcanvas::IntSRGBA nRGBColor );
            RGBColor( double nRed, double nGreen, double nBlue );
            explicit RGBColor( const HSLColor& rColor );
 
            double getRed() const {  return maRGBTriple.mnRed; }
 
            double getGreen() const {  return maRGBTriple.mnGreen; }
 
            double getBlue() const {  return maRGBTriple.mnBlue; }
 
            ::cppcanvas::IntSRGBA getIntegerColor() const;
 
            struct RGBTriple
            {
                RGBTriple();
                RGBTriple( double nRed, double nGreen, double nBlue );
 
                double mnRed;
                double mnGreen;
                double mnBlue;
            };
 
        private:
            // default copy/assignment are okay
            // RGBColor(const RGBColor&);
            // RGBColor& operator=( const RGBColor& );
 
            RGBTriple   maRGBTriple;
        };
 
        bool operator==( const RGBColor& rLHS, const RGBColor& rRHS );
        bool operator!=( const RGBColor& rLHS, const RGBColor& rRHS );
        RGBColor operator+( const RGBColor& rLHS, const RGBColor& rRHS );
        RGBColor operator*( const RGBColor& rLHS, const RGBColor& rRHS );
        RGBColor operator*( double nFactor, const RGBColor& rRHS );
 
 
        RGBColor interpolate( const RGBColor& rFrom, const RGBColor& rTo, double t );
}
 
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
 
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