M&K_Trial

//**IMPORTANT** please read
//This is old C++ code, runs on turbo C++, not recommended to learn anything from this, you can try and run this
#include <iostream>
#include <conio.h>
#include <dos.h>
#include <bios.h>

union REGS in,out;

class MOUSE{
    int x,y;
    unsigned short state;
    public:
    int Update();
    int SetLimits(int MAX, int MIN,char AXIS);
};

class KEYBRD{
    short isKeyDown;
    unsigned short keyCode;
    unsigned short splStatus;
    public:
    int Update();
    unsigned short GetKey();
};

class PAGE{
    public:
    MOUSE mouse;
    KEYBRD keybrd;
    int Update();
};

int MOUSE::Update()
{
    in.x.ax = 3;
    int86(0x33,&in,&out);
    x = out.x.cx;
    y = out.x.dx;
    state = out.x.bx;
    return 0;
}

int MOUSE::SetLimits(int MAX,int MIN, char AXIS)
{
    switch(AXIS)
    {
    case 'x': in.x.ax = 7;
        break;
    case 'y': in.x.ax = 8;
    }

    in.x.cx = MAX;
    in.x.dx = MIN;
    int86(0x33,&in.&out);
}

int KEYBRD::Update()
{
    keyCode = _bios_keybrd(_KEYBRD_READ) & 0xFF;
    return 0;
}

unsigned short KEYBRD::GetKey()
{
    return (keyCode);
}

int PAGE::Update()
{
    keybrd.Update();
    mouse.Update();
    return 0;
}

int main()
{
    PAGE page;
    clrscr();
    do
    {
        page.Update();
        delay(0.15);
    }while(page.keybrd.GetKey() != 'q');
    return 0;
}