//CODED by Veliant, Leency, Nable. GNU GPL licence.

#code32 TRUE

char   os_name[8]   = {'M','E','N','U','E','T','0','1'};
dword  os_version   = 0x00000001;
dword  start_addr   = #main;
dword  final_addr   = #stop+32;
dword  alloc_mem    = 0x0090000;
dword  x86esp_reg   = 0x0090000;
dword  I_Param      = 0x0;
dword  I_Icon       = 0x0;

//Events
#define evButton	3
#define evKey		2
#define evReDraw	1

//Button options
#define BT_DEL		0x80000000
#define BT_HIDE		0x40000000
#define BT_NOFRAME	0x20000000

#define OLD		-1
#define true		1
#define false		0

inline fastcall dword WaitEvent(){
 EAX = 10;
 $int 0x40
}

inline fastcall word GetKey(){
 EAX = 2;              // just read this key from buffer
 $int  0x40
 EAX = EAX >> 8;
}

inline fastcall word GetButtonID(){
 EAX = 17;
 $int  0x40
 EAX = EAX >> 8;
}

inline fastcall ExitProcess(){
 EAX = -1;              // close this program
 $int 0x40
}

void DefineAndDrawWindow(dword x,y,sizeX,sizeY,byte mainAreaType,dword mainAreaColour,EDI)
{
	EAX = 12;              // function 12:tell os about windowdraw
	EBX = 1;
	$int 0x40
	
	EBX = x << 16 + sizeX;
	ECX = y << 16 + sizeY;
	EDX = mainAreaType << 24 | mainAreaColour;
	$xor eax,eax
	$int 0x40
	
	EAX = 12;              // function 12:tell os about windowdraw
	EBX = 2;
	$int 0x40
}

void WriteText(dword x,y,byte fontType, dword color, EDX, ESI)
{
	EAX = 4;
	EBX = x<<16+y;
	ECX = fontType<<24+color;
	$int 0x40;
}

void WriteNumber(dword x,y,byte fontType, ESI, ECX) 
{
	EAX = 47;
	EBX = 2<<16;
	EDX = x<<16+y;
	ESI = fontType<<24+ESI;
	$int 0x40;
} 

void DrawBar(dword x,y,w,h,EDX)
{
	EAX = 13;
	EBX = x<<16+w;
	ECX = y<<16+h;
 	$int 0x40
}

void DefineButton(dword x,y,w,h,EDX,ESI)
{
 	EAX = 8;
	EBX = x<<16+w;
	ECX = y<<16+h;
 	$int 0x40
}

inline fastcall void DeleteButton(dword EDX)
{
	EAX = 8;
	EDX += BT_DEL;
	$int 0x40;
}

dword generator;  // random number generator - для генерации случайных чисел

:int random(int max)
// get pseudo-random number - получить псевдослучайное число
{
  $rdtsc        // eax & edx
  $xor eax,edx
  $not eax

  EBX = generator;
  $ror ebx,3
  $xor ebx,0xdeadbeef
  EBX += EAX;
  generator = EBX;
  
  EAX += EBX;
  EAX = EAX % max;
  return EAX;
}

:randomize()
// initialize random number generator - инициализировать генератор случайных чисел
{
  asm
  {
    mov eax,3
    int 0x40
    ror eax,16
  }
  generator = EAX;
}