haiku/src/servers/app/RGBColor.h

/*
 * Copyright 2001-2006, Haiku.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *		DarkWyrm <bpmagic@columbus.rr.com>
 */
#ifndef RGB_COLOR_H
#define RGB_COLOR_H


#include <GraphicsDefs.h>


class RGBColor {
	public:
		RGBColor(uint8 r, uint8 g, uint8 b, uint8 a = 255);
		RGBColor(int r, int g, int b, int a = 255);
		RGBColor(const rgb_color &col);
		RGBColor(uint16 col);
		RGBColor(uint8 col);
		RGBColor(const RGBColor &col);
		RGBColor();

		uint8 GetColor8() const;
		uint16 GetColor15() const;
		uint16 GetColor16() const;
		rgb_color GetColor32() const;

		void SetColor(uint8 r, uint8 g, uint8 b, uint8 a = 255);
		void SetColor(int r, int g, int b, int a = 255);
		void SetColor(uint16 color16);
		void SetColor(uint8 color8);
		void SetColor(const rgb_color &color);
		void SetColor(const RGBColor &col);

		const RGBColor & operator=(const RGBColor &color);
		const RGBColor & operator=(const rgb_color &color);
		bool operator==(const rgb_color &color) const;
		bool operator==(const RGBColor &color) const;
		bool operator!=(const rgb_color &color) const;
		bool operator!=(const RGBColor &color) const;

		bool IsTransparentMagic() const;

		void PrintToStream() const;

	protected:
		rgb_color fColor32;

		// caching
		mutable uint16 fColor16;
		mutable uint16 fColor15;
		mutable uint8 fColor8;
		mutable bool fUpdate8;
		mutable bool fUpdate15;
		mutable bool fUpdate16;
};

#endif	// RGB_COLOR_H