//* Example illustrating Joystick access in Windows *
#include <windows.h>
#include <limits.h>
// We need winmm.h but it needs some more of windows.h
// Add to the linked libraries list: winmm.lib

// We need to print debug information in this particular example
#include <iostream>
#include <iomanip>
using namespace std;

int main()
{
    bool keeprunning = true;

    while (keeprunning)
    {
        if (joyGetNumDevs()==0)
        {
            cerr << "Please connect a joystick" << endl;
            Sleep(5000);
            continue;
        }

        JOYCAPS jc;
        if (joyGetDevCaps(JOYSTICKID1, &jc, sizeof(jc))!=JOYERR_NOERROR)
        {
            cerr << "Please connect a compatible joystick" << endl;
            Sleep(1000);
            continue;
        }

        const unsigned int naxes = jc.wNumAxes;
        const unsigned int nbuts = jc.wNumButtons;
        const int MID_VALUE =int(USHRT_MAX/2);

        JOYINFOEX lastJoyState;
        lastJoyState.dwSize=sizeof(lastJoyState);
        lastJoyState.dwFlags=JOY_RETURNALL | JOY_RETURNPOVCTS | JOY_RETURNCENTERED | JOY_USEDEADZONE;

        int cur_b = 0;
        int cur_x = 0;
        int cur_y = 0;
        int cur_z = 0;
        int cur_r = 0;
        int cur_u = 0;
        int cur_v = 0;
        int cur_h = 0;

        int old_b = 0;
        int old_x = 0;
        int old_y = 0;
        int old_z = 0;
        int old_r = 0;
        int old_u = 0;
        int old_v = 0;
        int old_h = 0;

        int cnt = 0;

        while(keeprunning)
        {
            if (joyGetPosEx(JOYSTICKID1, &lastJoyState) != JOYERR_NOERROR)
            {
                cerr << "Please reconnect the joystick" << endl;
                Sleep(1000);
                break; // exit to the outer loop and check for a new joystick connection
            }

            old_b = cur_b;
            old_x = cur_x;
            old_y = cur_y;
            old_z = cur_z;
            old_r = cur_r;
            old_u = cur_u;
            old_v = cur_v;
            old_h = cur_h;

            cur_b = lastJoyState.dwButtons;
            cur_x = int(lastJoyState.dwXpos)-MID_VALUE;
            cur_y = int(lastJoyState.dwYpos)-MID_VALUE;
            cur_z = int(lastJoyState.dwZpos)-MID_VALUE;
            cur_r = int(lastJoyState.dwRpos)-MID_VALUE;
            cur_u = int(lastJoyState.dwUpos)-MID_VALUE;
            cur_v = int(lastJoyState.dwVpos)-MID_VALUE;
            cur_h = lastJoyState.dwPOV;

            cnt++; // to force display every so many samples even if no change

            if (cnt>100||cur_b!=old_b||cur_x!=old_x||cur_y!=old_y||cur_z!=old_z||cur_r!=old_r||cur_u!=old_u||cur_v!=old_v)
            {
                cout<<"B: ";
                cout<<static_cast<bool>(cur_b&0x200); // or check if ==0 or !=0 inside an IF statement...
                cout<<static_cast<bool>(cur_b&0x100);
                cout<<static_cast<bool>(cur_b&0x080);
                cout<<static_cast<bool>(cur_b&0x040);
                cout<<static_cast<bool>(cur_b&0x020);
                cout<<static_cast<bool>(cur_b&0x010);
                cout<<static_cast<bool>(cur_b&0x008);
                cout<<static_cast<bool>(cur_b&0x004);
                cout<<static_cast<bool>(cur_b&0x002);
                cout<<static_cast<bool>(cur_b&0x001);
                if (naxes>0) cout << " X:" << setw(7) << cur_x;
                if (naxes>1) cout << " Y:" << setw(7) << cur_y;
                if (naxes>2) cout << " Z:" << setw(7) << cur_z;
                if (naxes>3) cout << " R:" << setw(7) << cur_r;
                if (naxes>4) cout << " U:" << setw(7) << cur_u;
                if (naxes>5) cout << " V:" << setw(7) << cur_v;
                if (naxes>6) cout << " more skipped";
                if (cur_h<=36000) cout << " POW: " << setw(7) << cur_h;
                cout << endl;
                cnt=0;
            }

            if (cur_b==15)
            {
                cout << "End program button sequence initiated" << endl;
                keeprunning=false;
            }

            Sleep(10); // wait 10ms for the next sample
        }
    }

    return(0);
}