/* copyright Constantin Fürst 2021, licensed under GPLv3, a copy is provided in LICENSE */
/* non-major portions of the code were taken from DWM (https://dwm.suckless.org) */
/* inspired and named after keym by Chris Willcocks (https://github.com/cwkx/keym) */

#pragma once

#include <X11/Xlib.h>

static const uint32_t KEY_RELEASE_MASK = 0b10000000000000000000000000000000;

static const uint32_t sizeof_MOUSE_BUTTONS = 5;
enum MOUSE_BUTTONS {
    MB_Left, MB_Right, MB_Middle, MB_Back, MB_Forward
};

static const uint32_t sizeof_SCROLL_DIRECTION = 2;
enum SCROLL_DIRECTION {
    SD_Up, SD_Down
};

enum MOUSE_MOVEMENT {
    MM_Up, MM_Down, MM_Left, MM_Right
};

enum CONTROL_ACTIONS {
    CA_SPEED_LOW, CA_SPEED_HIGH, CA_QUIT_APPLICATION
};

typedef struct {
    unsigned int mod;
    KeySym keysym;
    void (*func)(const uint32_t*);
    const uint32_t arg;
} Key;

typedef struct {
    // X11 window access
    Display* display;
    Window window;
    int screen;
    fd_set in_fds;
    int x11_fd;
    // keym-settings
    unsigned int speed;
    int quit;
    // current movement
    int x;
    int y;
} keym_state;

static unsigned int numlockmask = 0;
#define LENGTH(X) sizeof(X) / sizeof(X[0])
#define CLEANMASK(mask) (mask & ~(numlockmask|LockMask) & (ShiftMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask))