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 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 _e_input_event_mouse_move_cb_free(void *data EINA_UNUSED, void *event)
 318 {
 319    Ecore_Event_Mouse_Move *ev = event;
 320
 321    if (ev->dev) ecore_device_unref(ev->dev);
 322
 323    free(ev);
 324 }
 325
 326 static void
 327 _e_input_event_mouse_wheel_cb_free(void *data EINA_UNUSED, void *event)
 328 {
 329    Ecore_Event_Mouse_Wheel *ev = event;
 330
 331    if (ev->dev) ecore_device_unref(ev->dev);
 332
 333    free(ev);
 334 }
 335
 336 static void
 337 _e_input_event_mouse_button_cb_free(void *data EINA_UNUSED, void *event)
 338 {
 339    Ecore_Event_Mouse_Button *ev = event;
 340
 341    if (ev->dev) ecore_device_unref(ev->dev);
 342
 343    free(ev);
 344 }
 345
 346 static void
 347 _e_input_event_key_cb_free(void *data EINA_UNUSED, void *event)
 348 {
 349    Ecore_Event_Key *ev = event;
 350
 351    if (ev->dev) ecore_device_unref(ev->dev);
 352
 353    free(ev);
 354 }
 355
 356 static void
 357 _device_handle_key(struct libinput_device *device, struct libinput_event_keyboard *event)
 358 {
 359    E_Input_Evdev *edev;
 360    E_Input_Backend *input;
 361    uint32_t timestamp;
 362    uint32_t code, nsyms;
 363    const xkb_keysym_t *syms;
 364    enum libinput_key_state state;
 365    int key_count;
 366    xkb_keysym_t sym = XKB_KEY_NoSymbol;
 367    char key[256], keyname[256], compose_buffer[256];
 368    Ecore_Event_Key *e;
 369    char *tmp = NULL, *compose = NULL;
 370
 371    if (!(edev = libinput_device_get_user_data(device)))
 372      {
 373         return;
 374      }
 375
 376    if (!(input = edev->seat->input))
 377      {
 378         return;
 379      }
 380
 381    if (!edev->ecore_dev)
 382      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_KEYBOARD);
 383
 384    if (!edev->ecore_dev)
 385      {
 386         ERR("Failed to get source ecore device from event !\n");
 387         return;
 388      }
 389
 390    timestamp = libinput_event_keyboard_get_time(event);
 391    code = libinput_event_keyboard_get_key(event);
 392    code = _device_remapped_key_get(edev, code) + 8;
 393    state = libinput_event_keyboard_get_key_state(event);
 394    key_count = libinput_event_keyboard_get_seat_key_count(event);
 395
 396    /* ignore key events that are not seat wide state changes */
 397    if (((state == LIBINPUT_KEY_STATE_PRESSED) && (key_count != 1)) ||
 398        ((state == LIBINPUT_KEY_STATE_RELEASED) && (key_count != 0)))
 399      {
 400         return;
 401      }
 402
 403    xkb_state_update_key(edev->xkb.state, code,
 404                         (state ? XKB_KEY_DOWN : XKB_KEY_UP));
 405
 406    /* get the keysym for this code */
 407    nsyms = xkb_key_get_syms(edev->xkb.state, code, &syms);
 408    if (nsyms == 1) sym = syms[0];
 409
 410    /* get the keyname for this sym */
 411    memset(key, 0, sizeof(key));
 412    xkb_keysym_get_name(sym, key, sizeof(key));
 413
 414    memset(keyname, 0, sizeof(keyname));
 415    memcpy(keyname, key, sizeof(keyname));
 416
 417    if (keyname[0] == '\0')
 418      snprintf(keyname, sizeof(keyname), "Keycode-%u", code);
 419
 420    /* if shift is active, we need to transform the key to lower */
 421    if (xkb_state_mod_index_is_active(edev->xkb.state,
 422                                      xkb_map_mod_get_index(edev->xkb.keymap,
 423                                      XKB_MOD_NAME_SHIFT),
 424                                      XKB_STATE_MODS_EFFECTIVE))
 425      {
 426         if (keyname[0] != '\0')
 427           keyname[0] = tolower(keyname[0]);
 428      }
 429
 430    memset(compose_buffer, 0, sizeof(compose_buffer));
 431    if (_device_keysym_translate(sym, edev->xkb.modifiers,
 432                                 compose_buffer, sizeof(compose_buffer)))
 433      {
 434         compose = eina_str_convert("ISO8859-1", "UTF-8", compose_buffer);
 435         if (!compose)
 436           {
 437              ERR("E Input cannot convert input key string '%s' to UTF-8. "
 438                  "Is Eina built with iconv support?", compose_buffer);
 439           }
 440         else
 441           tmp = compose;
 442      }
 443
 444    if (!compose) compose = compose_buffer;
 445
 446    e = calloc(1, sizeof(Ecore_Event_Key) + strlen(key) + strlen(keyname) +
 447               ((compose[0] != '\0') ? strlen(compose) : 0) + 3);
 448    if (!e)
 449      {
 450         E_FREE(tmp);
 451         return;
 452      }
 453
 454    e->keyname = (char *)(e + 1);
 455    e->key = e->keyname + strlen(keyname) + 1;
 456    e->compose = strlen(compose) ? e->key + strlen(key) + 1 : NULL;
 457    e->string = e->compose;
 458
 459    strncpy((char *)e->keyname, keyname, strlen(keyname));
 460    strncpy((char *)e->key, key, strlen(key));
 461    if (strlen(compose)) strncpy((char *)e->compose, compose, strlen(compose));
 462
 463    e->window = (Ecore_Window)input->dev->window;
 464    e->event_window = (Ecore_Window)input->dev->window;
 465    e->root_window = (Ecore_Window)input->dev->window;
 466    e->timestamp = timestamp;
 467    e->same_screen = 1;
 468    e->keycode = code;
 469    e->data = NULL;
 470
 471    _device_modifiers_update(edev);
 472
 473    e->modifiers = edev->xkb.modifiers;
 474    e->dev = ecore_device_ref(edev->ecore_dev);
 475
 476    if (state)
 477      ecore_event_add(ECORE_EVENT_KEY_DOWN, e, _e_input_event_key_cb_free, NULL);
 478    else
 479      ecore_event_add(ECORE_EVENT_KEY_UP, e, _e_input_event_key_cb_free, NULL);
 480
 481    if (tmp) free(tmp);
 482 }
 483
 484 static void
 485 _device_pointer_motion(E_Input_Evdev *edev, struct libinput_event_pointer *event)
 486 {
 487    E_Input_Backend *input;
 488    Ecore_Event_Mouse_Move *ev;
 489
 490    if (!(input = edev->seat->input)) return;
 491
 492    if (!edev->ecore_dev)
 493      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 494
 495    if (!edev->ecore_dev)
 496      {
 497         ERR("Failed to get source ecore device from event !\n");
 498         return;
 499      }
 500
 501    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Move)))) return;
 502
 503    if (edev->seat->ptr.ix < edev->mouse.minx)
 504      edev->seat->ptr.dx = edev->seat->ptr.ix = edev->mouse.minx;
 505    else if (edev->seat->ptr.ix >= (edev->mouse.minx + edev->mouse.maxw))
 506      edev->seat->ptr.dx = edev->seat->ptr.ix = (edev->mouse.minx + edev->mouse.maxw - 1);
 507
 508    if (edev->seat->ptr.iy < edev->mouse.miny)
 509      edev->seat->ptr.dy = edev->seat->ptr.iy = edev->mouse.miny;
 510    else if (edev->seat->ptr.iy >= (edev->mouse.miny + edev->mouse.maxh))
 511      edev->seat->ptr.dy = edev->seat->ptr.iy = (edev->mouse.miny + edev->mouse.maxh - 1);
 512
 513    edev->mouse.dx = edev->seat->ptr.dx;
 514    edev->mouse.dy = edev->seat->ptr.dy;
 515
 516    ev->window = (Ecore_Window)input->dev->window;
 517    ev->event_window = (Ecore_Window)input->dev->window;
 518    ev->root_window = (Ecore_Window)input->dev->window;
 519    if (event) ev->timestamp = libinput_event_pointer_get_time(event);
 520    ev->same_screen = 1;
 521
 522    _device_modifiers_update(edev);
 523    ev->modifiers = edev->xkb.modifiers;
 524
 525    ev->x = edev->seat->ptr.ix;
 526    ev->y = edev->seat->ptr.iy;
 527    ev->root.x = ev->x;
 528    ev->root.y = ev->y;
 529
 530    ev->multi.device = edev->mt_slot;
 531    ev->multi.radius = 1;
 532    ev->multi.radius_x = 1;
 533    ev->multi.radius_y = 1;
 534    ev->multi.pressure = 1.0;
 535    ev->multi.angle = 0.0;
 536    ev->multi.x = ev->x;
 537    ev->multi.y = ev->y;
 538    ev->multi.root.x = ev->x;
 539    ev->multi.root.y = ev->y;
 540    ev->dev = ecore_device_ref(edev->ecore_dev);
 541
 542    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, _e_input_event_mouse_move_cb_free, NULL);
 543 }
 544
 545 void
 546 _e_input_pointer_motion_post(E_Input_Evdev *edev)
 547 {
 548    _device_pointer_motion(edev, NULL);
 549 }
 550
 551 static void
 552 _device_handle_pointer_motion(struct libinput_device *device, struct libinput_event_pointer *event)
 553 {
 554    E_Input_Evdev *edev;
 555    double dx, dy, temp;
 556
 557    if (!(edev = libinput_device_get_user_data(device)))
 558      {
 559         return;
 560      }
 561
 562    dx = libinput_event_pointer_get_dx(event);
 563    dy = libinput_event_pointer_get_dy(event);
 564
 565    if (edev->seat->ptr.swap)
 566      {
 567          temp = dx;
 568          dx = dy;
 569          dy = temp;
 570      }
 571    if (edev->seat->ptr.invert_x)
 572      dx *= -1;
 573    if (edev->seat->ptr.invert_y)
 574      dy *= -1;
 575
 576    edev->seat->ptr.dx += dx;
 577    edev->seat->ptr.dy += dy;
 578
 579    edev->mouse.dx = edev->seat->ptr.dx;
 580    edev->mouse.dy = edev->seat->ptr.dy;
 581
 582    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 583        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 584      {
 585         return;
 586      }
 587
 588    edev->seat->ptr.ix = edev->seat->ptr.dx;
 589    edev->seat->ptr.iy = edev->seat->ptr.dy;
 590
 591   _device_pointer_motion(edev, event);
 592 }
 593
 594 static void
 595 _device_handle_pointer_motion_absolute(struct libinput_device *device, struct libinput_event_pointer *event)
 596 {
 597    E_Input_Evdev *edev;
 598    int w = 0, h = 0;
 599
 600    if (!(edev = libinput_device_get_user_data(device)))
 601      {
 602         return;
 603      }
 604
 605    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 606
 607    edev->mouse.dx = edev->seat->ptr.dx =
 608      libinput_event_pointer_get_absolute_x_transformed(event, w);
 609    edev->mouse.dy = edev->seat->ptr.dy =
 610      libinput_event_pointer_get_absolute_y_transformed(event, h);
 611
 612    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 613        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 614      {
 615         return;
 616      }
 617
 618    edev->seat->ptr.ix = edev->seat->ptr.dx;
 619    edev->seat->ptr.iy = edev->seat->ptr.dy;
 620    _device_pointer_motion(edev, event);
 621 }
 622
 623 static void
 624 _device_handle_button(struct libinput_device *device, struct libinput_event_pointer *event)
 625 {
 626    E_Input_Evdev *edev;
 627    E_Input_Backend *input;
 628    Ecore_Event_Mouse_Button *ev;
 629    enum libinput_button_state state;
 630    uint32_t button, timestamp;
 631
 632    if (!(edev = libinput_device_get_user_data(device)))
 633      {
 634         return;
 635      }
 636    if (!(input = edev->seat->input))
 637      {
 638         return;
 639      }
 640
 641    if (!edev->ecore_dev)
 642      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 643
 644    if (!edev->ecore_dev)
 645      {
 646         ERR("Failed to get source ecore device from event !\n");
 647         return;
 648      }
 649
 650    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Button))))
 651      {
 652         return;
 653      }
 654
 655    state = libinput_event_pointer_get_button_state(event);
 656    button = libinput_event_pointer_get_button(event);
 657    timestamp = libinput_event_pointer_get_time(event);
 658
 659    button = ((button & 0x00F) + 1);
 660    if (button == 3) button = 2;
 661    else if (button == 2) button = 3;
 662
 663    ev->window = (Ecore_Window)input->dev->window;
 664    ev->event_window = (Ecore_Window)input->dev->window;
 665    ev->root_window = (Ecore_Window)input->dev->window;
 666    ev->timestamp = timestamp;
 667    ev->same_screen = 1;
 668
 669    _device_modifiers_update(edev);
 670    ev->modifiers = edev->xkb.modifiers;
 671
 672    ev->x = edev->seat->ptr.ix;
 673    ev->y = edev->seat->ptr.iy;
 674    ev->root.x = ev->x;
 675    ev->root.y = ev->y;
 676
 677    ev->multi.device = edev->mt_slot;
 678    ev->multi.radius = 1;
 679    ev->multi.radius_x = 1;
 680    ev->multi.radius_y = 1;
 681    ev->multi.pressure = 1.0;
 682    ev->multi.angle = 0.0;
 683    ev->multi.x = ev->x;
 684    ev->multi.y = ev->y;
 685    ev->multi.root.x = ev->x;
 686    ev->multi.root.y = ev->y;
 687    ev->dev = ecore_device_ref(edev->ecore_dev);
 688
 689    if (state)
 690      {
 691         unsigned int current;
 692
 693         current = timestamp;
 694         edev->mouse.did_double = EINA_FALSE;
 695         edev->mouse.did_triple = EINA_FALSE;
 696
 697         if (((current - edev->mouse.prev) <= edev->mouse.threshold) &&
 698             (button == edev->mouse.prev_button))
 699           {
 700              edev->mouse.did_double = EINA_TRUE;
 701              if (((current - edev->mouse.last) <= (2 * edev->mouse.threshold)) &&
 702                  (button == edev->mouse.last_button))
 703                {
 704                   edev->mouse.did_triple = EINA_TRUE;
 705                   edev->mouse.prev = 0;
 706                   edev->mouse.last = 0;
 707                   current = 0;
 708                }
 709           }
 710
 711         edev->mouse.last = edev->mouse.prev;
 712         edev->mouse.prev = current;
 713         edev->mouse.last_button = edev->mouse.prev_button;
 714         edev->mouse.prev_button = button;
 715      }
 716
 717    ev->buttons = button;
 718
 719    if (edev->mouse.did_double)
 720      ev->double_click = 1;
 721    if (edev->mouse.did_triple)
 722      ev->triple_click = 1;
 723
 724    if (state)
 725      ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_DOWN, ev, _e_input_event_mouse_button_cb_free, NULL);
 726    else
 727      ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_UP, ev, _e_input_event_mouse_button_cb_free, NULL);
 728 }
 729
 730 static void
 731 _device_handle_axis(struct libinput_device *device, struct libinput_event_pointer *event)
 732 {
 733    E_Input_Evdev *edev;
 734    E_Input_Backend *input;
 735    Ecore_Event_Mouse_Wheel *ev;
 736    uint32_t timestamp;
 737    enum libinput_pointer_axis axis;
 738
 739    if (!(edev = libinput_device_get_user_data(device)))
 740      {
 741         return;
 742      }
 743    if (!(input = edev->seat->input))
 744      {
 745         return;
 746      }
 747
 748    if (!edev->ecore_dev)
 749      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 750
 751    if (!edev->ecore_dev)
 752      {
 753         ERR("Failed to get source ecore device from event !\n");
 754         return;
 755      }
 756
 757    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Wheel))))
 758      {
 759         return;
 760      }
 761
 762    timestamp = libinput_event_pointer_get_time(event);
 763
 764    ev->window = (Ecore_Window)input->dev->window;
 765    ev->event_window = (Ecore_Window)input->dev->window;
 766    ev->root_window = (Ecore_Window)input->dev->window;
 767    ev->timestamp = timestamp;
 768    ev->same_screen = 1;
 769
 770    _device_modifiers_update(edev);
 771    ev->modifiers = edev->xkb.modifiers;
 772
 773    ev->x = edev->seat->ptr.ix;
 774    ev->y = edev->seat->ptr.iy;
 775    ev->root.x = ev->x;
 776    ev->root.y = ev->y;
 777    ev->dev = ecore_device_ref(edev->ecore_dev);
 778
 779    axis = LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL;
 780    if (libinput_event_pointer_has_axis(event, axis))
 781      ev->z = libinput_event_pointer_get_axis_value(event, axis);
 782
 783    axis = LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL;
 784    if (libinput_event_pointer_has_axis(event, axis))
 785      {
 786         ev->direction = 1;
 787         ev->z = libinput_event_pointer_get_axis_value(event, axis);
 788      }
 789
 790    ecore_event_add(ECORE_EVENT_MOUSE_WHEEL, ev, _e_input_event_mouse_wheel_cb_free, NULL);
 791 }
 792
 793 static void
 794 _device_handle_touch_event_send(E_Input_Evdev *edev, struct libinput_event_touch *event, int state)
 795 {
 796    E_Input_Backend *input;
 797    Ecore_Event_Mouse_Button *ev;
 798    uint32_t timestamp, button = 0;
 799
 800    if (!edev) return;
 801    if (!(input = edev->seat->input)) return;
 802
 803    if (!edev->ecore_dev)
 804      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_TOUCH);
 805
 806    if (!edev->ecore_dev)
 807      {
 808         ERR("Failed to get source ecore device from event !\n");
 809         return;
 810      }
 811
 812    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Button)))) return;
 813
 814    timestamp = libinput_event_touch_get_time(event);
 815
 816    ev->window = (Ecore_Window)input->dev->window;
 817    ev->event_window = (Ecore_Window)input->dev->window;
 818    ev->root_window = (Ecore_Window)input->dev->window;
 819    ev->timestamp = timestamp;
 820    ev->same_screen = 1;
 821
 822    _device_modifiers_update(edev);
 823    ev->modifiers = edev->xkb.modifiers;
 824
 825    ev->x = edev->seat->ptr.ix;
 826    ev->y = edev->seat->ptr.iy;
 827    ev->root.x = ev->x;
 828    ev->root.y = ev->y;
 829
 830    ev->multi.device = edev->mt_slot;
 831    ev->multi.radius = 1;
 832    ev->multi.radius_x = 1;
 833    ev->multi.radius_y = 1;
 834    ev->multi.pressure = 1.0;
 835    ev->multi.angle = 0.0;
 836 #if LIBINPUT_SUPPORT_EXTRA_TOUCH_EVENT
 837    if (libinput_event_get_type(libinput_event_touch_get_base_event(event))
 838        == LIBINPUT_EVENT_TOUCH_DOWN)
 839      {
 840         if (libinput_event_touch_has_minor(event))
 841           ev->multi.radius_x = libinput_event_touch_get_minor(event);
 842         if (libinput_event_touch_has_major(event))
 843           ev->multi.radius_y = libinput_event_touch_get_major(event);
 844         if (libinput_event_touch_has_pressure(event))
 845           ev->multi.pressure = libinput_event_touch_get_pressure(event);
 846         if (libinput_event_touch_has_orientation(event))
 847           ev->multi.angle = libinput_event_touch_get_orientation(event);
 848      }
 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 = ecore_device_ref(edev->ecore_dev);
 855
 856    if (state == ECORE_EVENT_MOUSE_BUTTON_DOWN)
 857      {
 858         unsigned int current;
 859
 860         current = timestamp;
 861         edev->mouse.did_double = EINA_FALSE;
 862         edev->mouse.did_triple = EINA_FALSE;
 863
 864         if (((current - edev->mouse.prev) <= edev->mouse.threshold) &&
 865             (button == edev->mouse.prev_button))
 866           {
 867              edev->mouse.did_double = EINA_TRUE;
 868              if (((current - edev->mouse.last) <= (2 * edev->mouse.threshold)) &&
 869                  (button == edev->mouse.last_button))
 870                {
 871                   edev->mouse.did_triple = EINA_TRUE;
 872                   edev->mouse.prev = 0;
 873                   edev->mouse.last = 0;
 874                   current = 0;
 875                }
 876           }
 877
 878         edev->mouse.last = edev->mouse.prev;
 879         edev->mouse.prev = current;
 880         edev->mouse.last_button = edev->mouse.prev_button;
 881         edev->mouse.prev_button = button;
 882      }
 883
 884    ev->buttons = ((button & 0x00F) + 1);
 885
 886    if (edev->mouse.did_double)
 887      ev->double_click = 1;
 888    if (edev->mouse.did_triple)
 889      ev->triple_click = 1;
 890
 891    ecore_event_add(state, ev, _e_input_event_mouse_button_cb_free, NULL);
 892 }
 893
 894 static void
 895 _device_handle_touch_motion_send(E_Input_Evdev *edev, struct libinput_event_touch *event)
 896 {
 897    E_Input_Backend *input;
 898    Ecore_Event_Mouse_Move *ev;
 899
 900    if (!edev) return;
 901    if (!(input = edev->seat->input)) return;
 902
 903    if (!edev->ecore_dev)
 904      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_TOUCH);
 905
 906    if (!edev->ecore_dev)
 907      {
 908         ERR("Failed to get source ecore device from event !\n");
 909         return;
 910      }
 911
 912    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Move)))) return;
 913
 914    ev->window = (Ecore_Window)input->dev->window;
 915    ev->event_window = (Ecore_Window)input->dev->window;
 916    ev->root_window = (Ecore_Window)input->dev->window;
 917    ev->timestamp = libinput_event_touch_get_time(event);
 918    ev->same_screen = 1;
 919
 920    _device_modifiers_update(edev);
 921    ev->modifiers = edev->xkb.modifiers;
 922
 923    ev->x = edev->seat->ptr.ix;
 924    ev->y = edev->seat->ptr.iy;
 925    ev->root.x = ev->x;
 926    ev->root.y = ev->y;
 927
 928    ev->multi.device = edev->mt_slot;
 929    ev->multi.radius = 1;
 930    ev->multi.radius_x = 1;
 931    ev->multi.radius_y = 1;
 932    ev->multi.pressure = 1.0;
 933    ev->multi.angle = 0.0;
 934 #if LIBINPUT_SUPPORT_EXTRA_TOUCH_EVENT
 935    if (libinput_event_touch_has_minor(event))
 936      ev->multi.radius_x = libinput_event_touch_get_minor(event);
 937    if (libinput_event_touch_has_major(event))
 938      ev->multi.radius_y = libinput_event_touch_get_major(event);
 939    if (libinput_event_touch_has_pressure(event))
 940      ev->multi.pressure = libinput_event_touch_get_pressure(event);
 941    if (libinput_event_touch_has_orientation(event))
 942      ev->multi.angle = libinput_event_touch_get_orientation(event);
 943 #endif
 944    ev->multi.x = ev->x;
 945    ev->multi.y = ev->y;
 946    ev->multi.root.x = ev->x;
 947    ev->multi.root.y = ev->y;
 948    ev->dev = ecore_device_ref(edev->ecore_dev);
 949
 950    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, _e_input_event_mouse_move_cb_free, NULL);
 951 }
 952
 953 static void
 954 _device_handle_touch_down(struct libinput_device *device, struct libinput_event_touch *event)
 955 {
 956    E_Input_Evdev *edev;
 957    int w = 0, h = 0;
 958
 959    if (!(edev = libinput_device_get_user_data(device)))
 960      {
 961         return;
 962      }
 963
 964    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 965
 966    edev->mouse.dx = edev->seat->ptr.ix = edev->seat->ptr.dx =
 967      libinput_event_touch_get_x_transformed(event, w);
 968    edev->mouse.dy = edev->seat->ptr.iy = edev->seat->ptr.dy =
 969      libinput_event_touch_get_y_transformed(event, h);
 970
 971    edev->mt_slot = libinput_event_touch_get_slot(event);
 972
 973    _device_handle_touch_motion_send(edev, event);
 974    _device_handle_touch_event_send(edev, event, ECORE_EVENT_MOUSE_BUTTON_DOWN);
 975 }
 976
 977 static void
 978 _device_handle_touch_motion(struct libinput_device *device, struct libinput_event_touch *event)
 979 {
 980    E_Input_Evdev *edev;
 981    int w = 0, h = 0;
 982
 983    if (!(edev = libinput_device_get_user_data(device)))
 984      {
 985         return;
 986      }
 987
 988    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 989
 990    edev->mouse.dx = edev->seat->ptr.dx =
 991      libinput_event_touch_get_x_transformed(event, w);
 992    edev->mouse.dy = edev->seat->ptr.dy =
 993      libinput_event_touch_get_y_transformed(event, h);
 994
 995    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 996        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 997      {
 998         return;
 999      }
1000
1001    edev->seat->ptr.ix = edev->seat->ptr.dx;
1002    edev->seat->ptr.iy = edev->seat->ptr.dy;
1003
1004    edev->mt_slot = libinput_event_touch_get_slot(event);
1005
1006    _device_handle_touch_motion_send(edev, event);
1007 }
1008
1009 static void
1010 _device_handle_touch_up(struct libinput_device *device, struct libinput_event_touch *event)
1011 {
1012    E_Input_Evdev *edev;
1013
1014    if (!(edev = libinput_device_get_user_data(device)))
1015      {
1016         return;
1017      }
1018
1019    edev->mt_slot = libinput_event_touch_get_slot(event);
1020    _device_handle_touch_event_send(edev, event, ECORE_EVENT_MOUSE_BUTTON_UP);
1021 }
1022
1023 static void
1024 _device_handle_touch_frame(struct libinput_device *device EINA_UNUSED, struct libinput_event_touch *event EINA_UNUSED)
1025 {
1026    /* DBG("Unhandled Touch Frame Event"); */
1027 }
1028
1029 static void
1030 _e_input_aux_data_event_free(void *user_data EINA_UNUSED, void *ev)
1031 {
1032    Ecore_Event_Axis_Update *e = (Ecore_Event_Axis_Update *)ev;
1033
1034    if (e->axis) free(e->axis);
1035    if (e->dev) ecore_device_unref(e->dev);
1036
1037    free(e);
1038 }
1039
1040 static void
1041 _device_handle_touch_aux_data(struct libinput_device *device, struct libinput_event_touch_aux_data *event)
1042 {
1043    E_Input_Evdev *edev;
1044    E_Input_Backend *input;
1045    Ecore_Event_Axis_Update *ev;
1046    Ecore_Axis *axis;
1047
1048    if (libinput_event_touch_aux_data_get_type(event) != LIBINPUT_TOUCH_AUX_DATA_TYPE_PALM &&
1049        libinput_event_touch_aux_data_get_value(event) > 0)
1050       goto end;
1051
1052    if (!(edev = libinput_device_get_user_data(device))) goto end;
1053    if (!(input = edev->seat->input)) goto end;
1054
1055    if (!edev->ecore_dev)
1056      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
1057
1058    if (!edev->ecore_dev)
1059      {
1060         ERR("Failed to get source ecore device from event !\n");
1061         goto end;
1062      }
1063
1064    if (!(ev = calloc(1, sizeof(Ecore_Event_Axis_Update))))goto end;
1065
1066    ev->window = (Ecore_Window)input->dev->window;
1067    ev->event_window = (Ecore_Window)input->dev->window;
1068    ev->root_window = (Ecore_Window)input->dev->window;
1069    ev->timestamp = libinput_event_touch_aux_data_get_time(event);
1070
1071    axis = (Ecore_Axis *)calloc(1, sizeof(Ecore_Axis));
1072    if (axis)
1073      {
1074         axis->label = ECORE_AXIS_LABEL_TOUCH_PALM;
1075         axis->value = libinput_event_touch_aux_data_get_value(event);
1076         ev->naxis = 1;
1077      }
1078    ev->axis = axis;
1079    ev->dev = ecore_device_ref(edev->ecore_dev);
1080
1081    ecore_event_add(ECORE_EVENT_AXIS_UPDATE, ev, _e_input_aux_data_event_free, NULL);
1082
1083 end:
1084    ;
1085 }
1086
1087 E_Input_Evdev *
1088 _e_input_evdev_device_create(E_Input_Seat *seat, struct libinput_device *device)
1089 {
1090    E_Input_Evdev *edev;
1091    E_Input_Backend *b_input;
1092
1093    EINA_SAFETY_ON_NULL_RETURN_VAL(seat, NULL);
1094
1095    /* try to allocate space for new evdev */
1096    if (!(edev = calloc(1, sizeof(E_Input_Evdev)))) return NULL;
1097
1098    edev->seat = seat;
1099    edev->device = device;
1100    edev->path = eina_stringshare_printf("%s/%s", e_input_base_dir_get(), libinput_device_get_sysname(device));
1101    edev->fd = -1;
1102
1103    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_KEYBOARD))
1104      {
1105         edev->caps |= E_INPUT_SEAT_KEYBOARD;
1106         _device_keyboard_setup(edev);
1107      }
1108
1109    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_POINTER))
1110      {
1111         edev->caps |= E_INPUT_SEAT_POINTER;
1112
1113         /* TODO: make this configurable */
1114         edev->mouse.threshold = 250;
1115
1116         b_input = seat->input;
1117         if (b_input->left_handed == EINA_TRUE)
1118           {
1119              if (libinput_device_config_left_handed_set(device, 1) !=
1120                  LIBINPUT_CONFIG_STATUS_SUCCESS)
1121                {
1122                   WRN("Failed to set left hand mode about device: %s\n",
1123                       libinput_device_get_name(device));
1124                }
1125           }
1126      }
1127
1128    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_TOUCH))
1129      {
1130         int palm_code;
1131         edev->caps |= E_INPUT_SEAT_TOUCH;
1132         palm_code = libinput_device_touch_aux_data_get_code(LIBINPUT_TOUCH_AUX_DATA_TYPE_PALM);
1133         if (libinput_device_touch_has_aux_data(device, palm_code))
1134           {
1135              libinput_device_touch_set_aux_data(device, palm_code);
1136           }
1137      }
1138
1139    libinput_device_set_user_data(device, edev);
1140    libinput_device_ref(device);
1141
1142    /* configure device */
1143    _device_configure(edev);
1144
1145    return edev;
1146 }
1147
1148 void
1149 _e_input_evdev_device_destroy(E_Input_Evdev *edev)
1150 {
1151    EINA_SAFETY_ON_NULL_RETURN(edev);
1152
1153    if (edev->caps & E_INPUT_SEAT_KEYBOARD)
1154      {
1155         if (edev->xkb.state) xkb_state_unref(edev->xkb.state);
1156         if (edev->xkb.keymap) xkb_map_unref(edev->xkb.keymap);
1157      }
1158
1159    if (edev->ecore_dev) ecore_device_del(edev->ecore_dev);
1160    if (edev->path) eina_stringshare_del(edev->path);
1161    if (edev->device) libinput_device_unref(edev->device);
1162    if (edev->key_remap_hash) eina_hash_free(edev->key_remap_hash);
1163
1164    free(edev);
1165 }
1166
1167 Eina_Bool
1168 _e_input_evdev_event_process(struct libinput_event *event)
1169 {
1170    struct libinput_device *device;
1171    Eina_Bool ret = EINA_TRUE;
1172
1173    device = libinput_event_get_device(event);
1174    switch (libinput_event_get_type(event))
1175      {
1176       case LIBINPUT_EVENT_KEYBOARD_KEY:
1177         _device_handle_key(device, libinput_event_get_keyboard_event(event));
1178         break;
1179       case LIBINPUT_EVENT_POINTER_MOTION:
1180         _device_handle_pointer_motion(device,
1181                                       libinput_event_get_pointer_event(event));
1182         break;
1183       case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
1184         _device_handle_pointer_motion_absolute(device,
1185                                                libinput_event_get_pointer_event(event));
1186         break;
1187       case LIBINPUT_EVENT_POINTER_BUTTON:
1188         _device_handle_button(device, libinput_event_get_pointer_event(event));
1189         break;
1190       case LIBINPUT_EVENT_POINTER_AXIS:
1191         _device_handle_axis(device, libinput_event_get_pointer_event(event));
1192         break;
1193       case LIBINPUT_EVENT_TOUCH_DOWN:
1194         _device_handle_touch_down(device, libinput_event_get_touch_event(event));
1195         break;
1196       case LIBINPUT_EVENT_TOUCH_MOTION:
1197         _device_handle_touch_motion(device,
1198                                     libinput_event_get_touch_event(event));
1199         break;
1200       case LIBINPUT_EVENT_TOUCH_UP:
1201         _device_handle_touch_up(device, libinput_event_get_touch_event(event));
1202         break;
1203       case LIBINPUT_EVENT_TOUCH_FRAME:
1204         _device_handle_touch_frame(device, libinput_event_get_touch_event(event));
1205         break;
1206       case LIBINPUT_EVENT_TOUCH_AUX_DATA:
1207         _device_handle_touch_aux_data(device, libinput_event_get_touch_aux_data(event));
1208         break;
1209       default:
1210         ret = EINA_FALSE;
1211         break;
1212      }
1213
1214    return ret;
1215 }
1216
1217 /**
1218  * @brief Set the axis size of the given device.
1219  *
1220  * @param dev The device to set the axis size to.
1221  * @param w The width of the axis.
1222  * @param h The height of the axis.
1223  *
1224  * This function sets set the width @p w and height @p h of the axis
1225  * of device @p dev. If @p dev is a relative input device, a width and
1226  * height must set for it. If its absolute set the ioctl correctly, if
1227  * not, unsupported device.
1228  */
1229 EINTERN void
1230 e_input_evdev_axis_size_set(E_Input_Evdev *edev, int w, int h)
1231 {
1232    const char *sysname;
1233    float cal[6];
1234    const char *device;
1235    Eina_List *devices;
1236    const char *vals;
1237    enum libinput_config_status status;
1238
1239    EINA_SAFETY_ON_NULL_RETURN(edev);
1240    EINA_SAFETY_ON_TRUE_RETURN((w == 0) || (h == 0));
1241
1242    if ((!libinput_device_config_calibration_has_matrix(edev->device)) ||
1243        (libinput_device_config_calibration_get_default_matrix(edev->device, cal) != 0))
1244      return;
1245
1246    sysname = libinput_device_get_sysname(edev->device);
1247
1248    devices = eeze_udev_find_by_subsystem_sysname("input", sysname);
1249    if (eina_list_count(devices) < 1) return;
1250
1251    EINA_LIST_FREE(devices, device)
1252      {
1253         vals = eeze_udev_syspath_get_property(device, "WL_CALIBRATION");
1254         if ((!vals) ||
1255             (sscanf(vals, "%f %f %f %f %f %f",
1256                     &cal[0], &cal[1], &cal[2], &cal[3], &cal[4], &cal[5]) != 6))
1257           goto cont;
1258
1259         cal[2] /= w;
1260         cal[5] /= h;
1261
1262         status =
1263           libinput_device_config_calibration_set_matrix(edev->device, cal);
1264
1265         if (status != LIBINPUT_CONFIG_STATUS_SUCCESS)
1266           ERR("Failed to apply calibration");
1267
1268 cont:
1269         eina_stringshare_del(device);
1270         continue;
1271      }
1272 }
1273
1274 E_API const char *
1275 e_input_evdev_name_get(E_Input_Evdev *evdev)
1276 {
1277    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev, NULL);
1278    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev->device, NULL);
1279
1280    return libinput_device_get_name(evdev->device);
1281 }
1282
1283 EINTERN const char *
1284 e_input_evdev_sysname_get(E_Input_Evdev *evdev)
1285 {
1286    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev, NULL);
1287    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev->device, NULL);
1288
1289    return libinput_device_get_sysname(evdev->device);
1290 }
1291
1292 EINTERN Eina_Bool
1293 e_input_evdev_key_remap_enable(E_Input_Evdev *edev, Eina_Bool enable)
1294 {
1295    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1296    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1297
1298    edev->key_remap_enabled = enable;
1299
1300    if (enable == EINA_FALSE && edev->key_remap_hash)
1301      {
1302         eina_hash_free(edev->key_remap_hash);
1303         edev->key_remap_hash = NULL;
1304      }
1305
1306    return EINA_TRUE;
1307 }
1308
1309 EINTERN Eina_Bool
1310 e_input_evdev_key_remap_set(E_Input_Evdev *edev, int *from_keys, int *to_keys, int num)
1311 {
1312    int i;
1313
1314    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1315    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1316    EINA_SAFETY_ON_NULL_RETURN_VAL(from_keys, EINA_FALSE);
1317    EINA_SAFETY_ON_NULL_RETURN_VAL(to_keys, EINA_FALSE);
1318    EINA_SAFETY_ON_TRUE_RETURN_VAL(num <= 0, EINA_FALSE);
1319    EINA_SAFETY_ON_TRUE_RETURN_VAL(!edev->key_remap_enabled, EINA_FALSE);
1320
1321    if (edev->key_remap_hash == NULL)
1322      edev->key_remap_hash = eina_hash_int32_new(NULL);
1323
1324    if (edev->key_remap_hash == NULL)
1325      {
1326         ERR("Failed to set remap key information : creating a hash is failed.");
1327         return EINA_FALSE;
1328      }
1329
1330    for (i = 0; i < num ; i++)
1331      {
1332         if (!from_keys[i] || !to_keys[i])
1333           {
1334              ERR("Failed to set remap key information : given arguments are invalid.");
1335              return EINA_FALSE;
1336           }
1337      }
1338
1339    for (i = 0; i < num ; i++)
1340      {
1341         eina_hash_add(edev->key_remap_hash, &from_keys[i], (void *)(intptr_t)to_keys[i]);
1342      }
1343
1344    return EINA_TRUE;
1345 }
1346
1347 E_API int
1348 e_input_evdev_wheel_click_angle_get(E_Input_Evdev *dev)
1349 {
1350    EINA_SAFETY_ON_NULL_RETURN_VAL(dev, -1);
1351    return libinput_device_config_scroll_get_wheel_click_angle(dev->device);
1352 }
1353
1354 EINTERN Eina_Bool
1355 e_input_evdev_touch_calibration_set(E_Input_Evdev *edev, float matrix[6])
1356 {
1357    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1358    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1359
1360    if (!libinput_device_config_calibration_has_matrix(edev->device) ||
1361        !libinput_device_has_capability(edev->device, LIBINPUT_DEVICE_CAP_TOUCH))
1362      return EINA_FALSE;
1363
1364    if (libinput_device_config_calibration_set_matrix(edev->device, matrix) !=
1365        LIBINPUT_CONFIG_STATUS_SUCCESS)
1366      {
1367         WRN("Failed to set input transformation about device: %s\n",
1368             libinput_device_get_name(edev->device));
1369         return EINA_FALSE;
1370      }
1371
1372    return EINA_TRUE;
1373 }
1374