src/hardware/snd_pc98/generic/keydisp.h

#if defined(SUPPORT_KEYDISP)

#include        "cmndraw.h"

struct _cmnpalfn {
        UINT8   (*get8)(struct _cmnpalfn *fn, UINT num);
        UINT32  (*get32)(struct _cmnpalfn *fn, UINT num);
        UINT16  (*cnv16)(struct _cmnpalfn *fn, RGB32 pal32);
        long    userdata;
};
typedef struct _cmnpalfn        CMNPALFN;

typedef struct {
        UINT8   pal8;
        UINT8   padding;
        UINT16  pal16;
        RGB32   pal32;
} CMNPALS;


enum {
        KEYDISP_MODENONE                        = 0,
        KEYDISP_MODEFM,
        KEYDISP_MODEMIDI
};

#if defined(SUPPORT_PX)
enum {
        KEYDISP_CHMAX           = 39,
        KEYDISP_FMCHMAX         = 30,
        KEYDISP_PSGMAX          = 3
};
#else   // defined(SUPPORT_PX)
enum {
        KEYDISP_CHMAX           = 16,
        KEYDISP_FMCHMAX         = 12,
        KEYDISP_PSGMAX          = 3
};
#endif  // defined(SUPPORT_PX)

enum {
        KEYDISP_NOTEMAX         = 16,

        KEYDISP_KEYCX           = 28,
        KEYDISP_KEYCY           = 14,

        KEYDISP_LEVEL           = (1 << 4),

        KEYDISP_WIDTH           = 301,
        KEYDISP_HEIGHT          = (KEYDISP_KEYCY * KEYDISP_CHMAX) + 1,

        KEYDISP_DELAYEVENTS     = 2048,
};

enum {
        KEYDISP_PALBG           = 0,
        KEYDISP_PALFG,
        KEYDISP_PALHIT,

        KEYDISP_PALS
};

enum {
        KEYDISP_FLAGDRAW                = 0x01,
        KEYDISP_FLAGREDRAW              = 0x02,
        KEYDISP_FLAGSIZING              = 0x04
};


#ifdef __cplusplus
extern "C" {
#endif

void keydisp_initialize(void);
void keydisp_setmode(UINT8 mode);
void keydisp_setpal(CMNPALFN *palfn);
void keydisp_setdelay(UINT8 frames);
UINT8 keydisp_process(UINT8 framepast);
void keydisp_getsize(int *width, int *height);
BOOL keydisp_paint(CMNVRAM *vram, BOOL redraw);

void keydisp_setfmboard(UINT board);
void keydisp_fmkeyon(UINT8 ch, UINT8 value);
void keydisp_psgmix(void *psg);
void keydisp_psgvol(void *psg, UINT8 ch);
void keydisp_midi(const UINT8 *msg);

#ifdef __cplusplus
}
#endif

#else

#define keydisp_draw(a)
#define keydisp_setfmboard(a)
#define keydisp_fmkeyon(a, b)
#define keydisp_psgmix(a)
#define keydisp_psgvol(a, b)
#define keydisp_midi(a)

#endif