#ifndef EMUAPI_H
#define EMUAPI_H

#include "platform_config.h"

#define CUSTOM_SND  1
//#define TIMER_REND  1
#define EXTRA_HEAP  0x10

// Title:     <                        >
#define TITLE "    Atari5200 Emulator"
#define ROMSDIR "5200"

#define emu_Init(ROM) {at5_Init(); at5_Start(ROM);}
#define emu_Step(x) {at5_Step();}
#define emu_Input(x) {}

#define PALETTE_SIZE         256
#define VID_FRAME_SKIP       0x0
#define TFT_VBUFFER_YCROP    0
#define SINGLELINE_RENDERING 1

#define R32(rgb) ((rgb>>16)&0xff) 
#define G32(rgb) ((rgb>>8)&0xff) 
#define B32(rgb) (rgb & 0xff) 

#define ACTION_NONE          0
#define ACTION_MAXKBDVAL     16
#define ACTION_EXITKBD       128
#define ACTION_RUNTFT        129
#define ACTION_RUNVGA        130


#ifdef KEYMAP_PRESENT
   
#define keylables_map1_0 (char *)"           "
#define keylables_map1_1 (char *)"           "
#define keylables_map1_2 (char *)"           "
const unsigned short key_map1[] = {
  15+1,14+1,13+1,11+1,10+1,9+1,7+1,6+1,5+1,2+1,0,
  0,12+1,8+1,4+1,0+1,1+1,3+1,0,0,0,0,
  0, 0,0,0,0,0,0,0,0,0,
  0,0,0,0
  };  

// These may be set to 1. The core handles clearing them.
// [BREAK] 0  [ # ] 1  [ 0 ] 2  [ * ] 3
// [RESET] 4  [ 9 ] 5  [ 8 ] 6  [ 7 ] 7
// [PAUSE] 8  [ 6 ] 9  [ 5 ] 10 [ 4 ] 11
// [START] 12 [ 3 ] 13 [ 2 ] 14 [ 1 ] 15

#define keylables_map2_0 (char *)"           "
#define keylables_map2_1 (char *)"           "
#define keylables_map2_2 (char *)"           "
const unsigned short key_map2[] = {
  0,0,0,0,0,0,0,0,0,0,0,
  0,0,0,0,0,0,0,0,0,0,0,
  0, 0,0,0,0,0,0,0,0,0,
  0,0,0,0
  };  

#define keylables_map3_0 (char *)"           "
#define keylables_map3_1 (char *)"           "
#define keylables_map3_2 (char *)"           "
const unsigned short key_map3[] = {
  0,0,0,0,0,0,0,0,0,0,0, // function keys
  0, 0,0,0,0,0,0,0,0,0,0,
  0, 0,0,0,0,0,0,0,0,0,
  0,0,0,0
  };

const unsigned short matkeys[] = {
  0x020,0x120,0x220,0x320,0x420,0x408,0x308,0x208,0x108,0x008,0x002, // row 1
  0x510,0x010,0x110,0x210,0x310,0x410,0x401,0x301,0x201,0x101,0x001, // row 2
  0x520,0x102,0x202,0x302,0x402,0x404,0x304,0x204,0x104,0x004, // row 3
  0x508,0x501,0x502,0x504 }; // cursor keys
 
#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
#define MASK_OSKB       0x8000


extern void emu_init(void);
extern void emu_start(void);
extern void emu_resetSD(void);

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

extern int emu_FileOpen(const char * filepath, const char * mode);
extern int emu_FileRead(void * buf, int size, int handler);
extern int emu_FileGetc(int handler);
extern int emu_FileSeek(int handler, int seek, int origin);
extern int emu_FileTell(int handler);
extern void emu_FileClose(int handler);

extern unsigned int emu_FileSize(const char * filepath);
extern unsigned int emu_LoadFile(const char * filepath, void * buf, int size);

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_DrawLine8(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_KeyboardOnUp(int keymodifer, int key);
extern void emu_KeyboardOnDown(int keymodifer, int key);

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);

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_printh(int val);



#endif