/*! \file display_shared.hch
 *
 * \brief	Datastructures and defines for usage when interacting with the
 *		display library.
 *
 * \section project Project information.
 * Graphic Equalizer 2\n
 * \author 
 * \date 20041011
 * \version 0.1
 *
 * \section copyright Copyright
 * Copyright ©2004 Koninklijke Philips Electronics N.V. All rights reserved
 *
 * \section history Change history
 * 20041011: \n	Initial version
 *
 ********************************************************************/
 
#ifndef _DISPLAY_SHARED_HCH
#define _DISPLAY_SHARED_HCH 1



/*! \struct skindata_t
 * \brief	This struct contains all area- dimensions and color information
 *		for the skin.
 */
struct skindata_t {
	/*! \struct skin_info_t
	 * \brief	Structure containing the four boundry limits of an area and
	 *		maximal two colors per area.
	 */
	struct skin_info_t {
		unsigned 10 area_bottom;	/*!< lowest point registerd in the area */
		unsigned 10 area_top;		/*!< highest point registerd in the area */
		unsigned 10 area_left;		/*!< leftmost point registerd in the area */
		unsigned 10 area_right;		/*!< rightmost point registerd in the area */
		unsigned 24 color_primary;	/*!< primary color for this area */
		unsigned 24 color_secondary;	/*!< optionally an area can have a second color */
	};
	struct skin_info_t waveform;	/*!< We store all information about the waveform area here. */
	struct skin_info_t spectrum;	/*!< We store all information about the spectrum analyzer area here. */
	struct skin_info_t volume;	/*!< We store all information about the volume control area here. */
	struct skin_info_t equalizer;	/*!< We store all information about the equalizerbars here. */
};



#define AREA_WAVEFORM		0x01	/*!< Waveform area. */
#define AREA_VOLUME_YAXIS	0x02	/*!< Volume control on the Y plane. */
#define AREA_SPECTRUM_ANALYZER	0x03	/*!< Spectrum Analyzer area. */

#define BUTTON_LOG		0x04	/*!< Logarithmic display button. */
#define BUTTON_DEMO		0x05	/*!< Demo preset button. */
#define BUTTON_RESET		0x06	/*!< Reset presets button. */

#define BUTTON_PRESET_1		0x07	/*!< Button for switching to preset 1 */
#define BUTTON_PRESET_2		0x08	/*!< Button for switching to preset 2 */
#define BUTTON_PRESET_3		0x09	/*!< Button for switching to preset 3 */
#define BUTTON_PRESET_4		0x0a	/*!< Button for switching to preset 4 */
#define BUTTON_PRESET_5		0x0b	/*!< Button for switching to preset 5 */
#define BUTTON_PRESET_6		0x0c	/*!< Button for switching to preset 6 */

#define BUTTON_CONVEX_FULL	0x0d	/*!< / - \ 'Convex' mode Button*/
#define BUTTON_CONVEX_HALF	0x0e	/*!< /\ 'Convex' mode Button  */
#define BUTTON_PRECISE		0x0f	/*!< |  'Precise' selection Button  */
#define BUTTON_CONCAVE_HALF	0x10	/*!< \/  'Concave' mode Button */
#define BUTTON_CONCAVE_FULL	0x11	/*!< \ _ / 'Concave' mode Button */

#define BUTTON_HELP		0x12	/*!< Button to display help screen. */
#define BUTTON_MODE		0x13	/*!< Button to change operation mode. */

#define AREA_EQUALIZER_MIN	0x80	/*!< First bar of the Equalizer Area. */
#define AREA_EQUALIZER_MAX	0xff	/*!< Last bar of the Equalizer Area. */

#else
#error "ERROR file display_shared.hch multiple times included"
#endif /* --- _DISPLAY_SHARED_HCH --- */