#ifndef EMUAPI_H
#define EMUAPI_H

#define INVX        1
//#define INVY        1
//#define HAS_SND     1
#define HAS_I2CKBD  1
//#define TIMER_REND  1

#define EXTRA_HEAP  0x10

// Title:     <                        >
#define TITLE "    Oddysey Emulator"
#define ROMSDIR "o2em"


#define emu_Init(ROM) {odd_Init();odd_Start(ROM);}
#define emu_Step() {odd_Step();}
#define emu_Input(x) {}

#define VID_FRAME_SKIP       0x0
#define PALETTE_SIZE         256
#define TFT_VBUFFER_YCROP    20

#define ACTION_NONE          0
#define ACTION_MAXKBDVAL     45
#define ACTION_EXITKBD       128
#define ACTION_RUNTFT        129
#define ACTION_RUNVGA        130

#ifdef KEYMAP_PRESENT

#define TAREA_W_DEF          32
#define TAREA_H_DEF          32
#define TAREA_END            255
#define TAREA_NEW_ROW        254
#define TAREA_NEW_COL        253
#define TAREA_XY             252
#define TAREA_WH             251

#define KEYBOARD_X           20
#define KEYBOARD_Y           15
#define KEYBOARD_KEY_H       30
#define KEYBOARD_KEY_W       28
#define KEYBOARD_HIT_COLOR   RGBVAL16(0xff,0x00,0x00)

const unsigned short keysw[] = {
  TAREA_XY,KEYBOARD_X,KEYBOARD_Y,
  TAREA_WH,KEYBOARD_KEY_W,KEYBOARD_KEY_H,
  TAREA_NEW_ROW,28,28,28,28,29,29,28,28,28,28,  
  TAREA_NEW_ROW,28,28,28,28,29,29,28,28,28,28,
  TAREA_XY,KEYBOARD_X,KEYBOARD_Y+KEYBOARD_KEY_H+KEYBOARD_KEY_H+14,   
  TAREA_NEW_ROW,28,28,28,28,29,29,28,28,28,28,
  
  TAREA_NEW_ROW,12, 28,28,29,29,29,29,28,28,28, 
  TAREA_NEW_ROW,28, 28,28,29,29,29,29,28,28,28,
  TAREA_NEW_ROW,100,90,
  TAREA_END};
   
const unsigned short keys[] = {
  1, 2, 3, 4, 5, 6, 7, 8, 9, 10,  
  35,36,40,39,42,34,23,42,43,44,
  27,33,15,28,30,35,31,19,25,26,
  
  ACTION_NONE, 11,29,14,16,17,18,20,21,22,
  ACTION_NONE, 36,34,13,32,12,24,23,ACTION_NONE,ACTION_NONE,
  ACTION_NONE, 41}; 
   
/*
"A  B  C  D  E  F  G  H  I  J" 
 11,12,13,14,15,16,17,18,19,20,
 
"K  L  M  N  O  P  Q  R  S  T"                   
 21,22,23,24,25,26,27,28,29,30,
 
"U  V  W  X  Y  Z                   
 31,32,33,34,35,36,37,36,39,40,
*/

#ifdef HAS_I2CKBD
const unsigned short i2ckeys[] = {
     0X0080,0X0008,0X0180,0X0108,0X0280,0X0208,0X0380,0X0308,0X0480,0X0408,
     0X0040,0X0004,0X0140,0X0104,0X0240,0X0204,0X0340,0X0304,0X0440,0X0404,
     0X0020,0X0002,0X0120,0X0102,0X0220,0X0202,0X0320,0X0302,0X0420,0X0402,
  0, 0X0010,0X0001,0X0110,0X0101,0X0210,0X0201,0X0310,0X0301,0X0410,0X0401,
  0, 0X0010,0X0001,0X0110,0X0101,0X0210,0X0201,0X0310, 0,
  0, 0X0010};
#endif

#endif


#define MASK_JOY2_RIGHT 0x0001
#define MASK_JOY2_LEFT  0x0002
#define MASK_JOY2_UP    0x0004
#define MASK_JOY2_DOWN  0x0008
#define MASK_JOY2_BTN   0x0010
#define MASK_KEY_USER1  0x0020
#define MASK_KEY_USER2  0x0040
#define MASK_KEY_USER3  0x0080
#define MASK_JOY1_RIGHT 0x0100
#define MASK_JOY1_LEFT  0x0200
#define MASK_JOY1_UP    0x0400
#define MASK_JOY1_DOWN  0x0800
#define MASK_JOY1_BTN   0x1000
#define MASK_KEY_USER4  0x2000



extern void emu_init(void);
extern void emu_printf(char * text);
extern void emu_printi(int val);
extern void * emu_Malloc(int size);
extern void emu_Free(void * pt);

extern int emu_FileOpen(char * filename);
extern int emu_FileRead(char * buf, int size);
extern unsigned char emu_FileGetc(void);
extern int emu_FileSeek(int seek);
extern void emu_FileClose(void);
extern int emu_FileSize(char * filename);
extern int emu_LoadFile(char * filename, char * buf, int size);
extern int emu_LoadFileSeek(char * filename, char * buf, int size, int seek);
extern void emu_FileTempInit(void); 
extern void emu_FileTempRead(int addr, unsigned char * val, int n); 
extern void emu_FileTempWrite(int addr, unsigned char val); 

extern void emu_SetPaletteEntry(unsigned char r, unsigned char g, unsigned char b, int index);
extern void emu_DrawScreen(unsigned char * VBuf, int width, int height, int stride);
extern void emu_DrawLine(unsigned char * VBuf, int width, int height, int line);
extern void emu_DrawLine16(unsigned short * VBuf, int width, int height, int line);
extern void emu_DrawVsync(void);
extern int emu_FrameSkip(void);
extern void * emu_LineBuffer(int line);

extern void emu_InitJoysticks(void);
extern int emu_SwapJoysticks(int statusOnly);
extern unsigned short emu_DebounceLocalKeys(void);
extern int emu_ReadKeys(void);
extern int emu_GetPad(void);
extern int emu_ReadAnalogJoyX(int min, int max);
extern int emu_ReadAnalogJoyY(int min, int max);
extern int emu_ReadI2CKeyboard(void);
extern void emu_sndPlaySound(int chan, int volume, int freq);
extern void emu_sndPlayBuzz(int size, int val);
extern void emu_sndInit();
extern void emu_resetus(void);
extern int emu_us(void);

extern int emu_setKeymap(int index);


#endif