src/bin/e_input_evdev.c

   1 #include "e.h"
   2 #include "e_input_private.h"
   3
   4 static void  _device_modifiers_update(E_Input_Evdev *edev);
   5
   6 static void
   7 _device_calibration_set(E_Input_Evdev *edev)
   8 {
   9    E_Output *output;
  10    int w = 0, h = 0;
  11    int temp;
  12
  13    output = e_comp_screen_primary_output_get(e_comp->e_comp_screen);
  14    e_output_size_get(output, &w, &h);
  15
  16    if (output)
  17      {
  18         edev->mouse.minx = edev->mouse.miny = 0;
  19         edev->mouse.maxw = w;
  20         edev->mouse.maxh = h;
  21
  22         if (libinput_device_has_capability(edev->device, LIBINPUT_DEVICE_CAP_POINTER))
  23           {
  24              edev->seat->ptr.dx = (double)(w / 2);
  25              edev->seat->ptr.dy = (double)(h / 2);
  26              edev->seat->ptr.ix = (int)edev->seat->ptr.dx;
  27              edev->seat->ptr.iy = (int)edev->seat->ptr.dy;
  28              edev->mouse.dx = edev->seat->ptr.dx;
  29              edev->mouse.dy = edev->seat->ptr.dy;
  30
  31              if (output->config.rotation == 90 || output->config.rotation == 270)
  32                {
  33                   temp = edev->mouse.minx;
  34                   edev->mouse.minx = edev->mouse.miny;
  35                   edev->mouse.miny = temp;
  36
  37                   temp = edev->mouse.maxw;
  38                   edev->mouse.maxw = edev->mouse.maxh;
  39                   edev->mouse.maxh = temp;
  40                }
  41           }
  42      }
  43
  44 //LCOV_EXCL_START
  45 #ifdef _F_E_INPUT_ENABLE_DEVICE_CALIBRATION_
  46    const char *sysname;
  47    float cal[6];
  48    const char *device;
  49    Eina_List *devices;
  50
  51    if ((!libinput_device_config_calibration_has_matrix(edev->device)) ||
  52        (libinput_device_config_calibration_get_default_matrix(edev->device, cal) != 0))
  53      return;
  54
  55    sysname = libinput_device_get_sysname(edev->device);
  56
  57    devices = eeze_udev_find_by_subsystem_sysname("input", sysname);
  58    if (eina_list_count(devices) < 1) return;
  59
  60 #ifdef _F_E_INPUT_USE_WL_CALIBRATION_
  61    const char *vals;
  62    enum libinput_config_status status;
  63
  64    EINA_LIST_FREE(devices, device)
  65      {
  66         vals = eeze_udev_syspath_get_property(device, "WL_CALIBRATION");
  67         if ((!vals) ||
  68             (sscanf(vals, "%f %f %f %f %f %f",
  69                     &cal[0], &cal[1], &cal[2], &cal[3], &cal[4], &cal[5]) != 6))
  70           goto cont;
  71
  72         cal[2] /= w;
  73         cal[5] /= h;
  74
  75         status =
  76           libinput_device_config_calibration_set_matrix(edev->device, cal);
  77
  78         if (status != LIBINPUT_CONFIG_STATUS_SUCCESS)
  79           ERR("Failed to apply calibration");
  80
  81 cont:
  82         eina_stringshare_del(device);
  83         continue;
  84      }
  85 #endif//_F_E_INPUT_USE_WL_CALIBRATION_
  86 #endif//_F_E_INPUT_ENABLE_DEVICE_CALIBRATION_
  87 //LCOV_EXCL_STOP
  88 }
  89
  90 static void
  91 _device_configure(E_Input_Evdev *edev)
  92 {
  93    if (libinput_device_config_tap_get_finger_count(edev->device) > 0)
  94      {
  95         Eina_Bool tap = EINA_FALSE;
  96
  97         tap = libinput_device_config_tap_get_default_enabled(edev->device);
  98         libinput_device_config_tap_set_enabled(edev->device, tap);
  99      }
 100
 101    _device_calibration_set(edev);
 102 }
 103
 104 static void
 105 _device_keyboard_setup(E_Input_Evdev *edev)
 106 {
 107    E_Input_Backend *input;
 108    xkb_mod_index_t xkb_idx;
 109
 110    if ((!edev) || (!edev->seat)) return;
 111    if (!(input = edev->seat->input)) return;
 112    if (!input->dev->xkb_ctx) return;
 113
 114    /* create keymap from xkb context */
 115    edev->xkb.keymap = _e_input_device_cached_keymap_get(input->dev->xkb_ctx, NULL, 0);
 116    if (!edev->xkb.keymap)
 117      {
 118         ERR("Failed to create keymap: %m");
 119         return;
 120      }
 121
 122    /* create xkb state */
 123    if (!(edev->xkb.state = xkb_state_new(edev->xkb.keymap)))
 124      {
 125         ERR("Failed to create xkb state: %m");
 126         return;
 127      }
 128
 129    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_MOD_NAME_CTRL);
 130    if (xkb_idx != XKB_MOD_INVALID)
 131      edev->xkb.ctrl_mask = 1 << xkb_idx;
 132    else
 133      edev->xkb.ctrl_mask = 0;
 134
 135    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_MOD_NAME_ALT);
 136    if (xkb_idx != XKB_MOD_INVALID)
 137      edev->xkb.alt_mask = 1 << xkb_idx;
 138    else
 139      edev->xkb.alt_mask = 0;
 140
 141    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_MOD_NAME_SHIFT);
 142    if (xkb_idx != XKB_MOD_INVALID)
 143      edev->xkb.shift_mask = 1 << xkb_idx;
 144    else
 145      edev->xkb.shift_mask = 0;
 146
 147    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_MOD_NAME_LOGO);
 148    if (xkb_idx != XKB_MOD_INVALID)
 149      edev->xkb.win_mask = 1 << xkb_idx;
 150    else
 151      edev->xkb.win_mask = 0;
 152
 153    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_LED_NAME_SCROLL);
 154    if (xkb_idx != XKB_MOD_INVALID)
 155      edev->xkb.scroll_mask = 1 << xkb_idx;
 156    else
 157      edev->xkb.scroll_mask = 0;
 158
 159    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_LED_NAME_NUM);
 160    if (xkb_idx != XKB_MOD_INVALID)
 161      edev->xkb.num_mask = 1 << xkb_idx;
 162    else
 163      edev->xkb.num_mask = 0;
 164
 165    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, XKB_MOD_NAME_CAPS);
 166    if (xkb_idx != XKB_MOD_INVALID)
 167      edev->xkb.caps_mask = 1 << xkb_idx;
 168    else
 169      edev->xkb.caps_mask = 0;
 170
 171    xkb_idx = xkb_map_mod_get_index(edev->xkb.keymap, "ISO_Level3_Shift");
 172    if (xkb_idx != XKB_MOD_INVALID)
 173      edev->xkb.altgr_mask = 1 << xkb_idx;
 174    else
 175      edev->xkb.altgr_mask = 0;
 176 }
 177
 178 static int
 179 _device_keysym_translate(xkb_keysym_t keysym, unsigned int modifiers, char *buffer, int bytes)
 180 {
 181    unsigned long hbytes = 0;
 182    unsigned char c;
 183
 184    if (!keysym) return 0;
 185    hbytes = (keysym >> 8);
 186
 187    if (!(bytes &&
 188          ((hbytes == 0) ||
 189           ((hbytes == 0xFF) &&
 190            (((keysym >= XKB_KEY_BackSpace) && (keysym <= XKB_KEY_Clear)) ||
 191             (keysym == XKB_KEY_Return) || (keysym == XKB_KEY_Escape) ||
 192             (keysym == XKB_KEY_KP_Space) || (keysym == XKB_KEY_KP_Tab) ||
 193             (keysym == XKB_KEY_KP_Enter) ||
 194             ((keysym >= XKB_KEY_KP_Multiply) && (keysym <= XKB_KEY_KP_9)) ||
 195             (keysym == XKB_KEY_KP_Equal) || (keysym == XKB_KEY_Delete))))))
 196      return 0;
 197
 198    if (keysym == XKB_KEY_KP_Space)
 199      c = (XKB_KEY_space & 0x7F);
 200    else if (hbytes == 0xFF)
 201      c = (keysym & 0x7F);
 202    else
 203      c = (keysym & 0xFF);
 204
 205    if (modifiers & ECORE_EVENT_MODIFIER_CTRL)
 206      {
 207         if (((c >= '@') && (c < '\177')) || c == ' ')
 208           c &= 0x1F;
 209         else if (c == '2')
 210           c = '\000';
 211         else if ((c >= '3') && (c <= '7'))
 212           c -= ('3' - '\033');
 213         else if (c == '8')
 214           c = '\177';
 215         else if (c == '/')
 216           c = '_' & 0x1F;
 217      }
 218    buffer[0] = c;
 219    return 1;
 220 }
 221
 222 static void
 223 _device_modifiers_update_device(E_Input_Evdev *edev, E_Input_Evdev *from)
 224 {
 225    xkb_mod_mask_t mask;
 226
 227    edev->xkb.depressed =
 228      xkb_state_serialize_mods(from->xkb.state, XKB_STATE_DEPRESSED);
 229    edev->xkb.latched =
 230      xkb_state_serialize_mods(from->xkb.state, XKB_STATE_LATCHED);
 231    edev->xkb.locked =
 232      xkb_state_serialize_mods(from->xkb.state, XKB_STATE_LOCKED);
 233    edev->xkb.group =
 234      xkb_state_serialize_mods(from->xkb.state, XKB_STATE_EFFECTIVE);
 235
 236    mask = (edev->xkb.depressed | edev->xkb.latched);
 237
 238    if (mask & from->xkb.ctrl_mask)
 239      edev->xkb.modifiers |= ECORE_EVENT_MODIFIER_CTRL;
 240    if (mask & from->xkb.alt_mask)
 241      edev->xkb.modifiers |= ECORE_EVENT_MODIFIER_ALT;
 242    if (mask & from->xkb.shift_mask)
 243      edev->xkb.modifiers |= ECORE_EVENT_MODIFIER_SHIFT;
 244    if (mask & from->xkb.win_mask)
 245      edev->xkb.modifiers |= ECORE_EVENT_MODIFIER_WIN;
 246    if (mask & from->xkb.scroll_mask)
 247      edev->xkb.modifiers |= ECORE_EVENT_LOCK_SCROLL;
 248    if (mask & from->xkb.num_mask)
 249      edev->xkb.modifiers |= ECORE_EVENT_LOCK_NUM;
 250    if (mask & from->xkb.caps_mask)
 251      edev->xkb.modifiers |= ECORE_EVENT_LOCK_CAPS;
 252    if (mask & from->xkb.altgr_mask)
 253      edev->xkb.modifiers |= ECORE_EVENT_MODIFIER_ALTGR;
 254 }
 255
 256 static void
 257 _device_modifiers_update(E_Input_Evdev *edev)
 258 {
 259    Eina_List *l;
 260    E_Input_Evdev *ed;
 261
 262    edev->xkb.modifiers = 0;
 263
 264    if (edev->caps & E_INPUT_SEAT_KEYBOARD)
 265      _device_modifiers_update_device(edev, edev);
 266    else
 267      {
 268         EINA_LIST_FOREACH(edev->seat->devices, l, ed)
 269           {
 270              if (!(ed->caps & E_INPUT_SEAT_KEYBOARD)) continue;
 271              _device_modifiers_update_device(edev, ed);
 272           }
 273      }
 274
 275 }
 276
 277 static int
 278 _device_remapped_key_get(E_Input_Evdev *edev, int code)
 279 {
 280    void *ret = NULL;
 281
 282    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, code);
 283    if (!edev->key_remap_enabled) return code;
 284    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->key_remap_hash, code);
 285
 286    ret = eina_hash_find(edev->key_remap_hash, &code);
 287
 288    if (ret) code = (int)(intptr_t)ret;
 289
 290    return code;
 291 }
 292
 293 E_API Ecore_Device *
 294 e_input_evdev_get_ecore_device(const char *path, Ecore_Device_Class clas)
 295 {
 296    const Eina_List *dev_list = NULL;
 297    const Eina_List *l;
 298    Ecore_Device *dev = NULL;
 299    const char *identifier;
 300
 301    if (!path) return NULL;
 302
 303    dev_list = ecore_device_list();
 304    if (!dev_list) return NULL;
 305    EINA_LIST_FOREACH(dev_list, l, dev)
 306      {
 307         if (!dev) continue;
 308         identifier = ecore_device_identifier_get(dev);
 309         if (!identifier) continue;
 310         if ((ecore_device_class_get(dev) == clas) && !(strcmp(identifier, path)))
 311           return dev;
 312      }
 313    return NULL;
 314 }
 315
 316 static void
 317 _device_handle_key(struct libinput_device *device, struct libinput_event_keyboard *event)
 318 {
 319    E_Input_Evdev *edev;
 320    E_Input_Backend *input;
 321    uint32_t timestamp;
 322    uint32_t code, nsyms;
 323    const xkb_keysym_t *syms;
 324    enum libinput_key_state state;
 325    int key_count;
 326    xkb_keysym_t sym = XKB_KEY_NoSymbol;
 327    char key[256], keyname[256], compose_buffer[256];
 328    Ecore_Event_Key *e;
 329    char *tmp = NULL, *compose = NULL;
 330
 331    if (!(edev = libinput_device_get_user_data(device)))
 332      {
 333         return;
 334      }
 335
 336    if (!(input = edev->seat->input))
 337      {
 338         return;
 339      }
 340
 341    timestamp = libinput_event_keyboard_get_time(event);
 342    code = libinput_event_keyboard_get_key(event);
 343    code = _device_remapped_key_get(edev, code) + 8;
 344    state = libinput_event_keyboard_get_key_state(event);
 345    key_count = libinput_event_keyboard_get_seat_key_count(event);
 346
 347    /* ignore key events that are not seat wide state changes */
 348    if (((state == LIBINPUT_KEY_STATE_PRESSED) && (key_count != 1)) ||
 349        ((state == LIBINPUT_KEY_STATE_RELEASED) && (key_count != 0)))
 350      {
 351         return;
 352      }
 353
 354    xkb_state_update_key(edev->xkb.state, code,
 355                         (state ? XKB_KEY_DOWN : XKB_KEY_UP));
 356
 357    /* get the keysym for this code */
 358    nsyms = xkb_key_get_syms(edev->xkb.state, code, &syms);
 359    if (nsyms == 1) sym = syms[0];
 360
 361    /* get the keyname for this sym */
 362    memset(key, 0, sizeof(key));
 363    xkb_keysym_get_name(sym, key, sizeof(key));
 364
 365    memset(keyname, 0, sizeof(keyname));
 366    memcpy(keyname, key, sizeof(keyname));
 367
 368    if (keyname[0] == '\0')
 369      snprintf(keyname, sizeof(keyname), "Keycode-%u", code);
 370
 371    /* if shift is active, we need to transform the key to lower */
 372    if (xkb_state_mod_index_is_active(edev->xkb.state,
 373                                      xkb_map_mod_get_index(edev->xkb.keymap,
 374                                      XKB_MOD_NAME_SHIFT),
 375                                      XKB_STATE_MODS_EFFECTIVE))
 376      {
 377         if (keyname[0] != '\0')
 378           keyname[0] = tolower(keyname[0]);
 379      }
 380
 381    memset(compose_buffer, 0, sizeof(compose_buffer));
 382    if (_device_keysym_translate(sym, edev->xkb.modifiers,
 383                                 compose_buffer, sizeof(compose_buffer)))
 384      {
 385         compose = eina_str_convert("ISO8859-1", "UTF-8", compose_buffer);
 386         if (!compose)
 387           {
 388              ERR("E Input cannot convert input key string '%s' to UTF-8. "
 389                  "Is Eina built with iconv support?", compose_buffer);
 390           }
 391         else
 392           tmp = compose;
 393      }
 394
 395    if (!compose) compose = compose_buffer;
 396
 397    e = calloc(1, sizeof(Ecore_Event_Key) + strlen(key) + strlen(keyname) +
 398               ((compose[0] != '\0') ? strlen(compose) : 0) + 3);
 399    if (!e)
 400      {
 401         E_FREE(tmp);
 402         return;
 403      }
 404
 405    e->keyname = (char *)(e + 1);
 406    e->key = e->keyname + strlen(keyname) + 1;
 407    e->compose = strlen(compose) ? e->key + strlen(key) + 1 : NULL;
 408    e->string = e->compose;
 409
 410    strncpy((char *)e->keyname, keyname, strlen(keyname));
 411    strncpy((char *)e->key, key, strlen(key));
 412    if (strlen(compose)) strncpy((char *)e->compose, compose, strlen(compose));
 413
 414    e->window = (Ecore_Window)input->dev->window;
 415    e->event_window = (Ecore_Window)input->dev->window;
 416    e->root_window = (Ecore_Window)input->dev->window;
 417    e->timestamp = timestamp;
 418    e->same_screen = 1;
 419    e->keycode = code;
 420    e->data = NULL;
 421
 422    _device_modifiers_update(edev);
 423
 424    e->modifiers = edev->xkb.modifiers;
 425    e->dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_KEYBOARD);
 426
 427    if (state)
 428      ecore_event_add(ECORE_EVENT_KEY_DOWN, e, NULL, NULL);
 429    else
 430      ecore_event_add(ECORE_EVENT_KEY_UP, e, NULL, NULL);
 431
 432    if (tmp) free(tmp);
 433 }
 434
 435 static void
 436 _device_pointer_motion(E_Input_Evdev *edev, struct libinput_event_pointer *event)
 437 {
 438    E_Input_Backend *input;
 439    Ecore_Event_Mouse_Move *ev;
 440
 441    if (!(input = edev->seat->input)) return;
 442
 443    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Move)))) return;
 444
 445    if (edev->seat->ptr.ix < edev->mouse.minx)
 446      edev->seat->ptr.dx = edev->seat->ptr.ix = edev->mouse.minx;
 447    else if (edev->seat->ptr.ix >= (edev->mouse.minx + edev->mouse.maxw))
 448      edev->seat->ptr.dx = edev->seat->ptr.ix = (edev->mouse.minx + edev->mouse.maxw - 1);
 449
 450    if (edev->seat->ptr.iy < edev->mouse.miny)
 451      edev->seat->ptr.dy = edev->seat->ptr.iy = edev->mouse.miny;
 452    else if (edev->seat->ptr.iy >= (edev->mouse.miny + edev->mouse.maxh))
 453      edev->seat->ptr.dy = edev->seat->ptr.iy = (edev->mouse.miny + edev->mouse.maxh - 1);
 454
 455    edev->mouse.dx = edev->seat->ptr.dx;
 456    edev->mouse.dy = edev->seat->ptr.dy;
 457
 458    ev->window = (Ecore_Window)input->dev->window;
 459    ev->event_window = (Ecore_Window)input->dev->window;
 460    ev->root_window = (Ecore_Window)input->dev->window;
 461    if (event) ev->timestamp = libinput_event_pointer_get_time(event);
 462    ev->same_screen = 1;
 463
 464    _device_modifiers_update(edev);
 465    ev->modifiers = edev->xkb.modifiers;
 466
 467    ev->x = edev->seat->ptr.ix;
 468    ev->y = edev->seat->ptr.iy;
 469    ev->root.x = ev->x;
 470    ev->root.y = ev->y;
 471
 472    ev->multi.device = edev->mt_slot;
 473    ev->multi.radius = 1;
 474    ev->multi.radius_x = 1;
 475    ev->multi.radius_y = 1;
 476    ev->multi.pressure = 1.0;
 477    ev->multi.angle = 0.0;
 478    ev->multi.x = ev->x;
 479    ev->multi.y = ev->y;
 480    ev->multi.root.x = ev->x;
 481    ev->multi.root.y = ev->y;
 482    ev->dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 483
 484    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, NULL, NULL);
 485 }
 486
 487 void
 488 _e_input_pointer_motion_post(E_Input_Evdev *edev)
 489 {
 490    _device_pointer_motion(edev, NULL);
 491 }
 492
 493 static void
 494 _device_handle_pointer_motion(struct libinput_device *device, struct libinput_event_pointer *event)
 495 {
 496    E_Input_Evdev *edev;
 497    double dx, dy, temp;
 498
 499    if (!(edev = libinput_device_get_user_data(device)))
 500      {
 501         return;
 502      }
 503
 504    dx = libinput_event_pointer_get_dx(event);
 505    dy = libinput_event_pointer_get_dy(event);
 506
 507    if (edev->seat->ptr.swap)
 508      {
 509          temp = dx;
 510          dx = dy;
 511          dy = temp;
 512      }
 513    if (edev->seat->ptr.invert_x)
 514      dx *= -1;
 515    if (edev->seat->ptr.invert_y)
 516      dy *= -1;
 517
 518    edev->seat->ptr.dx += dx;
 519    edev->seat->ptr.dy += dy;
 520
 521    edev->mouse.dx = edev->seat->ptr.dx;
 522    edev->mouse.dy = edev->seat->ptr.dy;
 523
 524    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 525        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 526      {
 527         return;
 528      }
 529
 530    edev->seat->ptr.ix = edev->seat->ptr.dx;
 531    edev->seat->ptr.iy = edev->seat->ptr.dy;
 532
 533   _device_pointer_motion(edev, event);
 534 }
 535
 536 static void
 537 _device_handle_pointer_motion_absolute(struct libinput_device *device, struct libinput_event_pointer *event)
 538 {
 539    E_Input_Evdev *edev;
 540    int w = 0, h = 0;
 541
 542    if (!(edev = libinput_device_get_user_data(device)))
 543      {
 544         return;
 545      }
 546
 547    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 548
 549    edev->mouse.dx = edev->seat->ptr.dx =
 550      libinput_event_pointer_get_absolute_x_transformed(event, w);
 551    edev->mouse.dy = edev->seat->ptr.dy =
 552      libinput_event_pointer_get_absolute_y_transformed(event, h);
 553
 554    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 555        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 556      {
 557         return;
 558      }
 559
 560    edev->seat->ptr.ix = edev->seat->ptr.dx;
 561    edev->seat->ptr.iy = edev->seat->ptr.dy;
 562    _device_pointer_motion(edev, event);
 563 }
 564
 565 static void
 566 _device_handle_button(struct libinput_device *device, struct libinput_event_pointer *event)
 567 {
 568    E_Input_Evdev *edev;
 569    E_Input_Backend *input;
 570    Ecore_Event_Mouse_Button *ev;
 571    enum libinput_button_state state;
 572    uint32_t button, timestamp;
 573
 574    if (!(edev = libinput_device_get_user_data(device)))
 575      {
 576         return;
 577      }
 578    if (!(input = edev->seat->input))
 579      {
 580         return;
 581      }
 582
 583    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Button))))
 584      {
 585         return;
 586      }
 587
 588    state = libinput_event_pointer_get_button_state(event);
 589    button = libinput_event_pointer_get_button(event);
 590    timestamp = libinput_event_pointer_get_time(event);
 591
 592    button = ((button & 0x00F) + 1);
 593    if (button == 3) button = 2;
 594    else if (button == 2) button = 3;
 595
 596    ev->window = (Ecore_Window)input->dev->window;
 597    ev->event_window = (Ecore_Window)input->dev->window;
 598    ev->root_window = (Ecore_Window)input->dev->window;
 599    ev->timestamp = timestamp;
 600    ev->same_screen = 1;
 601
 602    _device_modifiers_update(edev);
 603    ev->modifiers = edev->xkb.modifiers;
 604
 605    ev->x = edev->seat->ptr.ix;
 606    ev->y = edev->seat->ptr.iy;
 607    ev->root.x = ev->x;
 608    ev->root.y = ev->y;
 609
 610    ev->multi.device = edev->mt_slot;
 611    ev->multi.radius = 1;
 612    ev->multi.radius_x = 1;
 613    ev->multi.radius_y = 1;
 614    ev->multi.pressure = 1.0;
 615    ev->multi.angle = 0.0;
 616    ev->multi.x = ev->x;
 617    ev->multi.y = ev->y;
 618    ev->multi.root.x = ev->x;
 619    ev->multi.root.y = ev->y;
 620    ev->dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 621
 622    if (state)
 623      {
 624         unsigned int current;
 625
 626         current = timestamp;
 627         edev->mouse.did_double = EINA_FALSE;
 628         edev->mouse.did_triple = EINA_FALSE;
 629
 630         if (((current - edev->mouse.prev) <= edev->mouse.threshold) &&
 631             (button == edev->mouse.prev_button))
 632           {
 633              edev->mouse.did_double = EINA_TRUE;
 634              if (((current - edev->mouse.last) <= (2 * edev->mouse.threshold)) &&
 635                  (button == edev->mouse.last_button))
 636                {
 637                   edev->mouse.did_triple = EINA_TRUE;
 638                   edev->mouse.prev = 0;
 639                   edev->mouse.last = 0;
 640                   current = 0;
 641                }
 642           }
 643
 644         edev->mouse.last = edev->mouse.prev;
 645         edev->mouse.prev = current;
 646         edev->mouse.last_button = edev->mouse.prev_button;
 647         edev->mouse.prev_button = button;
 648      }
 649
 650    ev->buttons = button;
 651
 652    if (edev->mouse.did_double)
 653      ev->double_click = 1;
 654    if (edev->mouse.did_triple)
 655      ev->triple_click = 1;
 656
 657    if (state)
 658      ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_DOWN, ev, NULL, NULL);
 659    else
 660      ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_UP, ev, NULL, NULL);
 661 }
 662
 663 static void
 664 _device_handle_axis(struct libinput_device *device, struct libinput_event_pointer *event)
 665 {
 666    E_Input_Evdev *edev;
 667    E_Input_Backend *input;
 668    Ecore_Event_Mouse_Wheel *ev;
 669    uint32_t timestamp;
 670    enum libinput_pointer_axis axis;
 671
 672    if (!(edev = libinput_device_get_user_data(device)))
 673      {
 674         return;
 675      }
 676    if (!(input = edev->seat->input))
 677      {
 678         return;
 679      }
 680
 681    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Wheel))))
 682      {
 683         return;
 684      }
 685
 686    timestamp = libinput_event_pointer_get_time(event);
 687
 688    ev->window = (Ecore_Window)input->dev->window;
 689    ev->event_window = (Ecore_Window)input->dev->window;
 690    ev->root_window = (Ecore_Window)input->dev->window;
 691    ev->timestamp = timestamp;
 692    ev->same_screen = 1;
 693
 694    _device_modifiers_update(edev);
 695    ev->modifiers = edev->xkb.modifiers;
 696
 697    ev->x = edev->seat->ptr.ix;
 698    ev->y = edev->seat->ptr.iy;
 699    ev->root.x = ev->x;
 700    ev->root.y = ev->y;
 701    ev->dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 702
 703    axis = LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL;
 704    if (libinput_event_pointer_has_axis(event, axis))
 705      ev->z = libinput_event_pointer_get_axis_value(event, axis);
 706
 707    axis = LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL;
 708    if (libinput_event_pointer_has_axis(event, axis))
 709      {
 710         ev->direction = 1;
 711         ev->z = libinput_event_pointer_get_axis_value(event, axis);
 712      }
 713
 714    ecore_event_add(ECORE_EVENT_MOUSE_WHEEL, ev, NULL, NULL);
 715 }
 716
 717 static void
 718 _device_handle_touch_event_send(E_Input_Evdev *edev, struct libinput_event_touch *event, int state)
 719 {
 720    E_Input_Backend *input;
 721    Ecore_Event_Mouse_Button *ev;
 722    uint32_t timestamp, button = 0;
 723
 724    if (!edev) return;
 725    if (!(input = edev->seat->input)) return;
 726
 727    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Button)))) return;
 728
 729    timestamp = libinput_event_touch_get_time(event);
 730
 731    ev->window = (Ecore_Window)input->dev->window;
 732    ev->event_window = (Ecore_Window)input->dev->window;
 733    ev->root_window = (Ecore_Window)input->dev->window;
 734    ev->timestamp = timestamp;
 735    ev->same_screen = 1;
 736
 737    _device_modifiers_update(edev);
 738    ev->modifiers = edev->xkb.modifiers;
 739
 740    ev->x = edev->seat->ptr.ix;
 741    ev->y = edev->seat->ptr.iy;
 742    ev->root.x = ev->x;
 743    ev->root.y = ev->y;
 744
 745    ev->multi.device = edev->mt_slot;
 746    ev->multi.radius = 1;
 747    ev->multi.radius_x = 1;
 748    ev->multi.radius_y = 1;
 749    ev->multi.pressure = 1.0;
 750    ev->multi.angle = 0.0;
 751 #if LIBINPUT_SUPPORT_EXTRA_TOUCH_EVENT
 752    if (libinput_event_get_type(libinput_event_touch_get_base_event(event))
 753        == LIBINPUT_EVENT_TOUCH_DOWN)
 754      {
 755         if (libinput_event_touch_has_minor(event))
 756           ev->multi.radius_x = libinput_event_touch_get_minor(event);
 757         if (libinput_event_touch_has_major(event))
 758           ev->multi.radius_y = libinput_event_touch_get_major(event);
 759         if (libinput_event_touch_has_pressure(event))
 760           ev->multi.pressure = libinput_event_touch_get_pressure(event);
 761         if (libinput_event_touch_has_orientation(event))
 762           ev->multi.angle = libinput_event_touch_get_orientation(event);
 763      }
 764 #endif
 765    ev->multi.x = ev->x;
 766    ev->multi.y = ev->y;
 767    ev->multi.root.x = ev->x;
 768    ev->multi.root.y = ev->y;
 769    ev->dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_TOUCH);
 770
 771    if (state == ECORE_EVENT_MOUSE_BUTTON_DOWN)
 772      {
 773         unsigned int current;
 774
 775         current = timestamp;
 776         edev->mouse.did_double = EINA_FALSE;
 777         edev->mouse.did_triple = EINA_FALSE;
 778
 779         if (((current - edev->mouse.prev) <= edev->mouse.threshold) &&
 780             (button == edev->mouse.prev_button))
 781           {
 782              edev->mouse.did_double = EINA_TRUE;
 783              if (((current - edev->mouse.last) <= (2 * edev->mouse.threshold)) &&
 784                  (button == edev->mouse.last_button))
 785                {
 786                   edev->mouse.did_triple = EINA_TRUE;
 787                   edev->mouse.prev = 0;
 788                   edev->mouse.last = 0;
 789                   current = 0;
 790                }
 791           }
 792
 793         edev->mouse.last = edev->mouse.prev;
 794         edev->mouse.prev = current;
 795         edev->mouse.last_button = edev->mouse.prev_button;
 796         edev->mouse.prev_button = button;
 797      }
 798
 799    ev->buttons = ((button & 0x00F) + 1);
 800
 801    if (edev->mouse.did_double)
 802      ev->double_click = 1;
 803    if (edev->mouse.did_triple)
 804      ev->triple_click = 1;
 805
 806    ecore_event_add(state, ev, NULL, NULL);
 807 }
 808
 809 static void
 810 _device_handle_touch_motion_send(E_Input_Evdev *edev, struct libinput_event_touch *event)
 811 {
 812    E_Input_Backend *input;
 813    Ecore_Event_Mouse_Move *ev;
 814
 815    if (!edev) return;
 816    if (!(input = edev->seat->input)) return;
 817
 818    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Move)))) return;
 819
 820    ev->window = (Ecore_Window)input->dev->window;
 821    ev->event_window = (Ecore_Window)input->dev->window;
 822    ev->root_window = (Ecore_Window)input->dev->window;
 823    ev->timestamp = libinput_event_touch_get_time(event);
 824    ev->same_screen = 1;
 825
 826    _device_modifiers_update(edev);
 827    ev->modifiers = edev->xkb.modifiers;
 828
 829    ev->x = edev->seat->ptr.ix;
 830    ev->y = edev->seat->ptr.iy;
 831    ev->root.x = ev->x;
 832    ev->root.y = ev->y;
 833
 834    ev->multi.device = edev->mt_slot;
 835    ev->multi.radius = 1;
 836    ev->multi.radius_x = 1;
 837    ev->multi.radius_y = 1;
 838    ev->multi.pressure = 1.0;
 839    ev->multi.angle = 0.0;
 840 #if LIBINPUT_SUPPORT_EXTRA_TOUCH_EVENT
 841    if (libinput_event_touch_has_minor(event))
 842      ev->multi.radius_x = libinput_event_touch_get_minor(event);
 843    if (libinput_event_touch_has_major(event))
 844      ev->multi.radius_y = libinput_event_touch_get_major(event);
 845    if (libinput_event_touch_has_pressure(event))
 846      ev->multi.pressure = libinput_event_touch_get_pressure(event);
 847    if (libinput_event_touch_has_orientation(event))
 848      ev->multi.angle = libinput_event_touch_get_orientation(event);
 849 #endif
 850    ev->multi.x = ev->x;
 851    ev->multi.y = ev->y;
 852    ev->multi.root.x = ev->x;
 853    ev->multi.root.y = ev->y;
 854    ev->dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_TOUCH);
 855
 856    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, NULL, NULL);
 857 }
 858
 859 static void
 860 _device_handle_touch_down(struct libinput_device *device, struct libinput_event_touch *event)
 861 {
 862    E_Input_Evdev *edev;
 863    int w = 0, h = 0;
 864
 865    if (!(edev = libinput_device_get_user_data(device)))
 866      {
 867         return;
 868      }
 869
 870    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 871
 872    edev->mouse.dx = edev->seat->ptr.ix = edev->seat->ptr.dx =
 873      libinput_event_touch_get_x_transformed(event, w);
 874    edev->mouse.dy = edev->seat->ptr.iy = edev->seat->ptr.dy =
 875      libinput_event_touch_get_y_transformed(event, h);
 876
 877    edev->mt_slot = libinput_event_touch_get_slot(event);
 878
 879    _device_handle_touch_motion_send(edev, event);
 880    _device_handle_touch_event_send(edev, event, ECORE_EVENT_MOUSE_BUTTON_DOWN);
 881 }
 882
 883 static void
 884 _device_handle_touch_motion(struct libinput_device *device, struct libinput_event_touch *event)
 885 {
 886    E_Input_Evdev *edev;
 887    int w = 0, h = 0;
 888
 889    if (!(edev = libinput_device_get_user_data(device)))
 890      {
 891         return;
 892      }
 893
 894    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 895
 896    edev->mouse.dx = edev->seat->ptr.dx =
 897      libinput_event_touch_get_x_transformed(event, w);
 898    edev->mouse.dy = edev->seat->ptr.dy =
 899      libinput_event_touch_get_y_transformed(event, h);
 900
 901    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 902        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 903      {
 904         return;
 905      }
 906
 907    edev->seat->ptr.ix = edev->seat->ptr.dx;
 908    edev->seat->ptr.iy = edev->seat->ptr.dy;
 909
 910    edev->mt_slot = libinput_event_touch_get_slot(event);
 911
 912    _device_handle_touch_motion_send(edev, event);
 913 }
 914
 915 static void
 916 _device_handle_touch_up(struct libinput_device *device, struct libinput_event_touch *event)
 917 {
 918    E_Input_Evdev *edev;
 919
 920    if (!(edev = libinput_device_get_user_data(device)))
 921      {
 922         return;
 923      }
 924
 925    edev->mt_slot = libinput_event_touch_get_slot(event);
 926    _device_handle_touch_event_send(edev, event, ECORE_EVENT_MOUSE_BUTTON_UP);
 927 }
 928
 929 static void
 930 _device_handle_touch_frame(struct libinput_device *device EINA_UNUSED, struct libinput_event_touch *event EINA_UNUSED)
 931 {
 932    /* DBG("Unhandled Touch Frame Event"); */
 933 }
 934
 935 static void
 936 _e_input_aux_data_event_free(void *user_data EINA_UNUSED, void *ev)
 937 {
 938    Ecore_Event_Axis_Update *e = (Ecore_Event_Axis_Update *)ev;
 939    if (e->axis)
 940      free(e->axis);
 941    free(e);
 942 }
 943
 944 static void
 945 _device_handle_touch_aux_data(struct libinput_device *device, struct libinput_event_touch_aux_data *event)
 946 {
 947    E_Input_Evdev *edev;
 948    E_Input_Backend *input;
 949    Ecore_Event_Axis_Update *ev;
 950    Ecore_Axis *axis;
 951
 952    if (libinput_event_touch_aux_data_get_type(event) != LIBINPUT_TOUCH_AUX_DATA_TYPE_PALM &&
 953        libinput_event_touch_aux_data_get_value(event) > 0)
 954       goto end;
 955
 956    if (!(edev = libinput_device_get_user_data(device))) goto end;
 957    if (!(input = edev->seat->input)) goto end;
 958    if (!(ev = calloc(1, sizeof(Ecore_Event_Axis_Update))))goto end;
 959
 960    ev->window = (Ecore_Window)input->dev->window;
 961    ev->event_window = (Ecore_Window)input->dev->window;
 962    ev->root_window = (Ecore_Window)input->dev->window;
 963    ev->timestamp = libinput_event_touch_aux_data_get_time(event);
 964
 965    axis = (Ecore_Axis *)calloc(1, sizeof(Ecore_Axis));
 966    if (axis)
 967      {
 968         axis->label = ECORE_AXIS_LABEL_TOUCH_PALM;
 969         axis->value = libinput_event_touch_aux_data_get_value(event);
 970         ev->naxis = 1;
 971      }
 972    ev->axis = axis;
 973
 974    ecore_event_add(ECORE_EVENT_AXIS_UPDATE, ev, _e_input_aux_data_event_free, NULL);
 975
 976 end:
 977    ;
 978 }
 979
 980 E_Input_Evdev *
 981 _e_input_evdev_device_create(E_Input_Seat *seat, struct libinput_device *device)
 982 {
 983    E_Input_Evdev *edev;
 984    E_Input_Backend *b_input;
 985
 986    EINA_SAFETY_ON_NULL_RETURN_VAL(seat, NULL);
 987
 988    /* try to allocate space for new evdev */
 989    if (!(edev = calloc(1, sizeof(E_Input_Evdev)))) return NULL;
 990
 991    edev->seat = seat;
 992    edev->device = device;
 993    edev->path = eina_stringshare_printf("%s/%s", e_input_base_dir_get(), libinput_device_get_sysname(device));
 994    edev->fd = -1;
 995
 996    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_KEYBOARD))
 997      {
 998         edev->caps |= E_INPUT_SEAT_KEYBOARD;
 999         _device_keyboard_setup(edev);
1000      }
1001
1002    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_POINTER))
1003      {
1004         edev->caps |= E_INPUT_SEAT_POINTER;
1005
1006         /* TODO: make this configurable */
1007         edev->mouse.threshold = 250;
1008
1009         b_input = seat->input;
1010         if (b_input->left_handed == EINA_TRUE)
1011           {
1012              if (libinput_device_config_left_handed_set(device, 1) !=
1013                  LIBINPUT_CONFIG_STATUS_SUCCESS)
1014                {
1015                   WRN("Failed to set left hand mode about device: %s\n",
1016                       libinput_device_get_name(device));
1017                }
1018           }
1019      }
1020
1021    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_TOUCH))
1022      {
1023         int palm_code;
1024         edev->caps |= E_INPUT_SEAT_TOUCH;
1025         palm_code = libinput_device_touch_aux_data_get_code(LIBINPUT_TOUCH_AUX_DATA_TYPE_PALM);
1026         if (libinput_device_touch_has_aux_data(device, palm_code))
1027           {
1028              libinput_device_touch_set_aux_data(device, palm_code);
1029           }
1030      }
1031
1032    libinput_device_set_user_data(device, edev);
1033    libinput_device_ref(device);
1034
1035    /* configure device */
1036    _device_configure(edev);
1037
1038    return edev;
1039 }
1040
1041 void
1042 _e_input_evdev_device_destroy(E_Input_Evdev *edev)
1043 {
1044    EINA_SAFETY_ON_NULL_RETURN(edev);
1045
1046    if (edev->caps & E_INPUT_SEAT_KEYBOARD)
1047      {
1048         if (edev->xkb.state) xkb_state_unref(edev->xkb.state);
1049         if (edev->xkb.keymap) xkb_map_unref(edev->xkb.keymap);
1050      }
1051
1052    if (edev->path) eina_stringshare_del(edev->path);
1053    if (edev->device) libinput_device_unref(edev->device);
1054    if (edev->key_remap_hash) eina_hash_free(edev->key_remap_hash);
1055
1056    free(edev);
1057 }
1058
1059 Eina_Bool
1060 _e_input_evdev_event_process(struct libinput_event *event)
1061 {
1062    struct libinput_device *device;
1063    Eina_Bool ret = EINA_TRUE;
1064
1065    device = libinput_event_get_device(event);
1066    switch (libinput_event_get_type(event))
1067      {
1068       case LIBINPUT_EVENT_KEYBOARD_KEY:
1069         _device_handle_key(device, libinput_event_get_keyboard_event(event));
1070         break;
1071       case LIBINPUT_EVENT_POINTER_MOTION:
1072         _device_handle_pointer_motion(device,
1073                                       libinput_event_get_pointer_event(event));
1074         break;
1075       case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
1076         _device_handle_pointer_motion_absolute(device,
1077                                                libinput_event_get_pointer_event(event));
1078         break;
1079       case LIBINPUT_EVENT_POINTER_BUTTON:
1080         _device_handle_button(device, libinput_event_get_pointer_event(event));
1081         break;
1082       case LIBINPUT_EVENT_POINTER_AXIS:
1083         _device_handle_axis(device, libinput_event_get_pointer_event(event));
1084         break;
1085       case LIBINPUT_EVENT_TOUCH_DOWN:
1086         _device_handle_touch_down(device, libinput_event_get_touch_event(event));
1087         break;
1088       case LIBINPUT_EVENT_TOUCH_MOTION:
1089         _device_handle_touch_motion(device,
1090                                     libinput_event_get_touch_event(event));
1091         break;
1092       case LIBINPUT_EVENT_TOUCH_UP:
1093         _device_handle_touch_up(device, libinput_event_get_touch_event(event));
1094         break;
1095       case LIBINPUT_EVENT_TOUCH_FRAME:
1096         _device_handle_touch_frame(device, libinput_event_get_touch_event(event));
1097         break;
1098       case LIBINPUT_EVENT_TOUCH_AUX_DATA:
1099         _device_handle_touch_aux_data(device, libinput_event_get_touch_aux_data(event));
1100         break;
1101       default:
1102         ret = EINA_FALSE;
1103         break;
1104      }
1105
1106    return ret;
1107 }
1108
1109 /**
1110  * @brief Set the axis size of the given device.
1111  *
1112  * @param dev The device to set the axis size to.
1113  * @param w The width of the axis.
1114  * @param h The height of the axis.
1115  *
1116  * This function sets set the width @p w and height @p h of the axis
1117  * of device @p dev. If @p dev is a relative input device, a width and
1118  * height must set for it. If its absolute set the ioctl correctly, if
1119  * not, unsupported device.
1120  */
1121 EINTERN void
1122 e_input_evdev_axis_size_set(E_Input_Evdev *edev, int w, int h)
1123 {
1124    const char *sysname;
1125    float cal[6];
1126    const char *device;
1127    Eina_List *devices;
1128    const char *vals;
1129    enum libinput_config_status status;
1130
1131    EINA_SAFETY_ON_NULL_RETURN(edev);
1132    EINA_SAFETY_ON_TRUE_RETURN((w == 0) || (h == 0));
1133
1134    if ((!libinput_device_config_calibration_has_matrix(edev->device)) ||
1135        (libinput_device_config_calibration_get_default_matrix(edev->device, cal) != 0))
1136      return;
1137
1138    sysname = libinput_device_get_sysname(edev->device);
1139
1140    devices = eeze_udev_find_by_subsystem_sysname("input", sysname);
1141    if (eina_list_count(devices) < 1) return;
1142
1143    EINA_LIST_FREE(devices, device)
1144      {
1145         vals = eeze_udev_syspath_get_property(device, "WL_CALIBRATION");
1146         if ((!vals) ||
1147             (sscanf(vals, "%f %f %f %f %f %f",
1148                     &cal[0], &cal[1], &cal[2], &cal[3], &cal[4], &cal[5]) != 6))
1149           goto cont;
1150
1151         cal[2] /= w;
1152         cal[5] /= h;
1153
1154         status =
1155           libinput_device_config_calibration_set_matrix(edev->device, cal);
1156
1157         if (status != LIBINPUT_CONFIG_STATUS_SUCCESS)
1158           ERR("Failed to apply calibration");
1159
1160 cont:
1161         eina_stringshare_del(device);
1162         continue;
1163      }
1164 }
1165
1166 E_API const char *
1167 e_input_evdev_name_get(E_Input_Evdev *evdev)
1168 {
1169    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev, NULL);
1170    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev->device, NULL);
1171
1172    return libinput_device_get_name(evdev->device);
1173 }
1174
1175 EINTERN const char *
1176 e_input_evdev_sysname_get(E_Input_Evdev *evdev)
1177 {
1178    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev, NULL);
1179    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev->device, NULL);
1180
1181    return libinput_device_get_sysname(evdev->device);
1182 }
1183
1184 EINTERN Eina_Bool
1185 e_input_evdev_key_remap_enable(E_Input_Evdev *edev, Eina_Bool enable)
1186 {
1187    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1188    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1189
1190    edev->key_remap_enabled = enable;
1191
1192    if (enable == EINA_FALSE && edev->key_remap_hash)
1193      {
1194         eina_hash_free(edev->key_remap_hash);
1195         edev->key_remap_hash = NULL;
1196      }
1197
1198    return EINA_TRUE;
1199 }
1200
1201 EINTERN Eina_Bool
1202 e_input_evdev_key_remap_set(E_Input_Evdev *edev, int *from_keys, int *to_keys, int num)
1203 {
1204    int i;
1205
1206    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1207    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1208    EINA_SAFETY_ON_NULL_RETURN_VAL(from_keys, EINA_FALSE);
1209    EINA_SAFETY_ON_NULL_RETURN_VAL(to_keys, EINA_FALSE);
1210    EINA_SAFETY_ON_TRUE_RETURN_VAL(num <= 0, EINA_FALSE);
1211    EINA_SAFETY_ON_TRUE_RETURN_VAL(!edev->key_remap_enabled, EINA_FALSE);
1212
1213    if (edev->key_remap_hash == NULL)
1214      edev->key_remap_hash = eina_hash_int32_new(NULL);
1215
1216    if (edev->key_remap_hash == NULL)
1217      {
1218         ERR("Failed to set remap key information : creating a hash is failed.");
1219         return EINA_FALSE;
1220      }
1221
1222    for (i = 0; i < num ; i++)
1223      {
1224         if (!from_keys[i] || !to_keys[i])
1225           {
1226              ERR("Failed to set remap key information : given arguments are invalid.");
1227              return EINA_FALSE;
1228           }
1229      }
1230
1231    for (i = 0; i < num ; i++)
1232      {
1233         eina_hash_add(edev->key_remap_hash, &from_keys[i], (void *)(intptr_t)to_keys[i]);
1234      }
1235
1236    return EINA_TRUE;
1237 }
1238
1239 E_API int
1240 e_input_evdev_wheel_click_angle_get(E_Input_Evdev *dev)
1241 {
1242    EINA_SAFETY_ON_NULL_RETURN_VAL(dev, -1);
1243    return libinput_device_config_scroll_get_wheel_click_angle(dev->device);
1244 }
1245
1246 EINTERN Eina_Bool
1247 e_input_evdev_touch_calibration_set(E_Input_Evdev *edev, float matrix[6])
1248 {
1249    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1250    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1251
1252    if (!libinput_device_config_calibration_has_matrix(edev->device) ||
1253        !libinput_device_has_capability(edev->device, LIBINPUT_DEVICE_CAP_TOUCH))
1254      return EINA_FALSE;
1255
1256    if (libinput_device_config_calibration_set_matrix(edev->device, matrix) !=
1257        LIBINPUT_CONFIG_STATUS_SUCCESS)
1258      {
1259         WRN("Failed to set input transformation about device: %s\n",
1260             libinput_device_get_name(edev->device));
1261         return EINA_FALSE;
1262      }
1263
1264    return EINA_TRUE;
1265 }
1266