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    if (ev->data) E_FREE(ev->data);
 353
 354    free(ev);
 355 }
 356
 357 static void
 358 _device_handle_key(struct libinput_device *device, struct libinput_event_keyboard *event)
 359 {
 360    E_Input_Evdev *edev;
 361    E_Input_Backend *input;
 362    uint32_t timestamp;
 363    uint32_t code, nsyms;
 364    const xkb_keysym_t *syms;
 365    enum libinput_key_state state;
 366    int key_count;
 367    xkb_keysym_t sym = XKB_KEY_NoSymbol;
 368    char key[256], keyname[256], compose_buffer[256];
 369    Ecore_Event_Key *e;
 370    char *tmp = NULL, *compose = NULL;
 371    E_Keyrouter_Event_Data *key_data;
 372
 373    if (!(edev = libinput_device_get_user_data(device)))
 374      {
 375         return;
 376      }
 377
 378    if (!(input = edev->seat->input))
 379      {
 380         return;
 381      }
 382
 383    if (!edev->ecore_dev)
 384      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_KEYBOARD);
 385
 386    if (!edev->ecore_dev)
 387      {
 388         ERR("Failed to get source ecore device from event !\n");
 389         return;
 390      }
 391
 392    timestamp = libinput_event_keyboard_get_time(event);
 393    code = libinput_event_keyboard_get_key(event);
 394    code = _device_remapped_key_get(edev, code) + 8;
 395    state = libinput_event_keyboard_get_key_state(event);
 396    key_count = libinput_event_keyboard_get_seat_key_count(event);
 397
 398    /* ignore key events that are not seat wide state changes */
 399    if (((state == LIBINPUT_KEY_STATE_PRESSED) && (key_count != 1)) ||
 400        ((state == LIBINPUT_KEY_STATE_RELEASED) && (key_count != 0)))
 401      {
 402         return;
 403      }
 404
 405    xkb_state_update_key(edev->xkb.state, code,
 406                         (state ? XKB_KEY_DOWN : XKB_KEY_UP));
 407
 408    /* get the keysym for this code */
 409    nsyms = xkb_key_get_syms(edev->xkb.state, code, &syms);
 410    if (nsyms == 1) sym = syms[0];
 411
 412    /* get the keyname for this sym */
 413    memset(key, 0, sizeof(key));
 414    xkb_keysym_get_name(sym, key, sizeof(key));
 415
 416    memset(keyname, 0, sizeof(keyname));
 417    memcpy(keyname, key, sizeof(keyname));
 418
 419    if (keyname[0] == '\0')
 420      snprintf(keyname, sizeof(keyname), "Keycode-%u", code);
 421
 422    /* if shift is active, we need to transform the key to lower */
 423    if (xkb_state_mod_index_is_active(edev->xkb.state,
 424                                      xkb_map_mod_get_index(edev->xkb.keymap,
 425                                      XKB_MOD_NAME_SHIFT),
 426                                      XKB_STATE_MODS_EFFECTIVE))
 427      {
 428         if (keyname[0] != '\0')
 429           keyname[0] = tolower(keyname[0]);
 430      }
 431
 432    memset(compose_buffer, 0, sizeof(compose_buffer));
 433    if (_device_keysym_translate(sym, edev->xkb.modifiers,
 434                                 compose_buffer, sizeof(compose_buffer)))
 435      {
 436         compose = eina_str_convert("ISO8859-1", "UTF-8", compose_buffer);
 437         if (!compose)
 438           {
 439              ERR("E Input cannot convert input key string '%s' to UTF-8. "
 440                  "Is Eina built with iconv support?", compose_buffer);
 441           }
 442         else
 443           tmp = compose;
 444      }
 445
 446    if (!compose) compose = compose_buffer;
 447
 448    e = calloc(1, sizeof(Ecore_Event_Key) + strlen(key) + strlen(keyname) +
 449               ((compose[0] != '\0') ? strlen(compose) : 0) + 3);
 450    if (!e)
 451      {
 452         E_FREE(tmp);
 453         return;
 454      }
 455    key_data = E_NEW(E_Keyrouter_Event_Data, 1);
 456    if (!key_data)
 457      {
 458         E_FREE(tmp);
 459         E_FREE(e);
 460         return;
 461      }
 462
 463    e->keyname = (char *)(e + 1);
 464    e->key = e->keyname + strlen(keyname) + 1;
 465    e->compose = strlen(compose) ? e->key + strlen(key) + 1 : NULL;
 466    e->string = e->compose;
 467
 468    strncpy((char *)e->keyname, keyname, strlen(keyname));
 469    strncpy((char *)e->key, key, strlen(key));
 470    if (strlen(compose)) strncpy((char *)e->compose, compose, strlen(compose));
 471
 472    e->window = (Ecore_Window)input->dev->window;
 473    e->event_window = (Ecore_Window)input->dev->window;
 474    e->root_window = (Ecore_Window)input->dev->window;
 475    e->timestamp = timestamp;
 476    e->same_screen = 1;
 477    e->keycode = code;
 478    e->data = key_data;
 479
 480    _device_modifiers_update(edev);
 481
 482    e->modifiers = edev->xkb.modifiers;
 483    e->dev = ecore_device_ref(edev->ecore_dev);
 484
 485    if (state)
 486      ecore_event_add(ECORE_EVENT_KEY_DOWN, e, _e_input_event_key_cb_free, NULL);
 487    else
 488      ecore_event_add(ECORE_EVENT_KEY_UP, e, _e_input_event_key_cb_free, NULL);
 489
 490    if (tmp) free(tmp);
 491 }
 492
 493 static void
 494 _device_pointer_motion(E_Input_Evdev *edev, struct libinput_event_pointer *event)
 495 {
 496    E_Input_Backend *input;
 497    Ecore_Event_Mouse_Move *ev;
 498
 499    if (!(input = edev->seat->input)) return;
 500
 501    if (!edev->ecore_dev)
 502      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 503
 504    if (!edev->ecore_dev)
 505      {
 506         ERR("Failed to get source ecore device from event !\n");
 507         return;
 508      }
 509
 510    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Move)))) return;
 511
 512    if (edev->seat->ptr.ix < edev->mouse.minx)
 513      edev->seat->ptr.dx = edev->seat->ptr.ix = edev->mouse.minx;
 514    else if (edev->seat->ptr.ix >= (edev->mouse.minx + edev->mouse.maxw))
 515      edev->seat->ptr.dx = edev->seat->ptr.ix = (edev->mouse.minx + edev->mouse.maxw - 1);
 516
 517    if (edev->seat->ptr.iy < edev->mouse.miny)
 518      edev->seat->ptr.dy = edev->seat->ptr.iy = edev->mouse.miny;
 519    else if (edev->seat->ptr.iy >= (edev->mouse.miny + edev->mouse.maxh))
 520      edev->seat->ptr.dy = edev->seat->ptr.iy = (edev->mouse.miny + edev->mouse.maxh - 1);
 521
 522    edev->mouse.dx = edev->seat->ptr.dx;
 523    edev->mouse.dy = edev->seat->ptr.dy;
 524
 525    ev->window = (Ecore_Window)input->dev->window;
 526    ev->event_window = (Ecore_Window)input->dev->window;
 527    ev->root_window = (Ecore_Window)input->dev->window;
 528    if (event) ev->timestamp = libinput_event_pointer_get_time(event);
 529    ev->same_screen = 1;
 530
 531    _device_modifiers_update(edev);
 532    ev->modifiers = edev->xkb.modifiers;
 533
 534    ev->x = edev->seat->ptr.ix;
 535    ev->y = edev->seat->ptr.iy;
 536    ev->root.x = ev->x;
 537    ev->root.y = ev->y;
 538
 539    ev->multi.device = edev->mt_slot;
 540    ev->multi.radius = 1;
 541    ev->multi.radius_x = 1;
 542    ev->multi.radius_y = 1;
 543    ev->multi.pressure = 1.0;
 544    ev->multi.angle = 0.0;
 545    ev->multi.x = ev->x;
 546    ev->multi.y = ev->y;
 547    ev->multi.root.x = ev->x;
 548    ev->multi.root.y = ev->y;
 549    ev->dev = ecore_device_ref(edev->ecore_dev);
 550
 551    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, _e_input_event_mouse_move_cb_free, NULL);
 552 }
 553
 554 void
 555 _e_input_pointer_motion_post(E_Input_Evdev *edev)
 556 {
 557    _device_pointer_motion(edev, NULL);
 558 }
 559
 560 static void
 561 _device_handle_pointer_motion(struct libinput_device *device, struct libinput_event_pointer *event)
 562 {
 563    E_Input_Evdev *edev;
 564    double dx, dy, temp;
 565
 566    if (!(edev = libinput_device_get_user_data(device)))
 567      {
 568         return;
 569      }
 570
 571    dx = libinput_event_pointer_get_dx(event);
 572    dy = libinput_event_pointer_get_dy(event);
 573
 574    if (edev->seat->ptr.swap)
 575      {
 576          temp = dx;
 577          dx = dy;
 578          dy = temp;
 579      }
 580    if (edev->seat->ptr.invert_x)
 581      dx *= -1;
 582    if (edev->seat->ptr.invert_y)
 583      dy *= -1;
 584
 585    edev->seat->ptr.dx += dx;
 586    edev->seat->ptr.dy += dy;
 587
 588    edev->mouse.dx = edev->seat->ptr.dx;
 589    edev->mouse.dy = edev->seat->ptr.dy;
 590
 591    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 592        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 593      {
 594         return;
 595      }
 596
 597    edev->seat->ptr.ix = edev->seat->ptr.dx;
 598    edev->seat->ptr.iy = edev->seat->ptr.dy;
 599
 600   _device_pointer_motion(edev, event);
 601 }
 602
 603 static void
 604 _device_handle_pointer_motion_absolute(struct libinput_device *device, struct libinput_event_pointer *event)
 605 {
 606    E_Input_Evdev *edev;
 607    int w = 0, h = 0;
 608
 609    if (!(edev = libinput_device_get_user_data(device)))
 610      {
 611         return;
 612      }
 613
 614    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 615
 616    edev->mouse.dx = edev->seat->ptr.dx =
 617      libinput_event_pointer_get_absolute_x_transformed(event, w);
 618    edev->mouse.dy = edev->seat->ptr.dy =
 619      libinput_event_pointer_get_absolute_y_transformed(event, h);
 620
 621    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
 622        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
 623      {
 624         return;
 625      }
 626
 627    edev->seat->ptr.ix = edev->seat->ptr.dx;
 628    edev->seat->ptr.iy = edev->seat->ptr.dy;
 629    _device_pointer_motion(edev, event);
 630 }
 631
 632 static void
 633 _device_handle_button(struct libinput_device *device, struct libinput_event_pointer *event)
 634 {
 635    E_Input_Evdev *edev;
 636    E_Input_Backend *input;
 637    Ecore_Event_Mouse_Button *ev;
 638    enum libinput_button_state state;
 639    uint32_t button, timestamp;
 640
 641    if (!(edev = libinput_device_get_user_data(device)))
 642      {
 643         return;
 644      }
 645    if (!(input = edev->seat->input))
 646      {
 647         return;
 648      }
 649
 650    if (!edev->ecore_dev)
 651      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 652
 653    if (!edev->ecore_dev)
 654      {
 655         ERR("Failed to get source ecore device from event !\n");
 656         return;
 657      }
 658
 659    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Button))))
 660      {
 661         return;
 662      }
 663
 664    state = libinput_event_pointer_get_button_state(event);
 665    button = libinput_event_pointer_get_button(event);
 666    timestamp = libinput_event_pointer_get_time(event);
 667
 668    button = ((button & 0x00F) + 1);
 669    if (button == 3) button = 2;
 670    else if (button == 2) button = 3;
 671
 672    ev->window = (Ecore_Window)input->dev->window;
 673    ev->event_window = (Ecore_Window)input->dev->window;
 674    ev->root_window = (Ecore_Window)input->dev->window;
 675    ev->timestamp = timestamp;
 676    ev->same_screen = 1;
 677
 678    _device_modifiers_update(edev);
 679    ev->modifiers = edev->xkb.modifiers;
 680
 681    ev->x = edev->seat->ptr.ix;
 682    ev->y = edev->seat->ptr.iy;
 683    ev->root.x = ev->x;
 684    ev->root.y = ev->y;
 685
 686    ev->multi.device = edev->mt_slot;
 687    ev->multi.radius = 1;
 688    ev->multi.radius_x = 1;
 689    ev->multi.radius_y = 1;
 690    ev->multi.pressure = 1.0;
 691    ev->multi.angle = 0.0;
 692    ev->multi.x = ev->x;
 693    ev->multi.y = ev->y;
 694    ev->multi.root.x = ev->x;
 695    ev->multi.root.y = ev->y;
 696    ev->dev = ecore_device_ref(edev->ecore_dev);
 697
 698    if (state)
 699      {
 700         unsigned int current;
 701
 702         current = timestamp;
 703         edev->mouse.did_double = EINA_FALSE;
 704         edev->mouse.did_triple = EINA_FALSE;
 705
 706         if (((current - edev->mouse.prev) <= edev->mouse.threshold) &&
 707             (button == edev->mouse.prev_button))
 708           {
 709              edev->mouse.did_double = EINA_TRUE;
 710              if (((current - edev->mouse.last) <= (2 * edev->mouse.threshold)) &&
 711                  (button == edev->mouse.last_button))
 712                {
 713                   edev->mouse.did_triple = EINA_TRUE;
 714                   edev->mouse.prev = 0;
 715                   edev->mouse.last = 0;
 716                   current = 0;
 717                }
 718           }
 719
 720         edev->mouse.last = edev->mouse.prev;
 721         edev->mouse.prev = current;
 722         edev->mouse.last_button = edev->mouse.prev_button;
 723         edev->mouse.prev_button = button;
 724      }
 725
 726    ev->buttons = button;
 727
 728    if (edev->mouse.did_double)
 729      ev->double_click = 1;
 730    if (edev->mouse.did_triple)
 731      ev->triple_click = 1;
 732
 733    if (state)
 734      ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_DOWN, ev, _e_input_event_mouse_button_cb_free, NULL);
 735    else
 736      ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_UP, ev, _e_input_event_mouse_button_cb_free, NULL);
 737 }
 738
 739 static void
 740 _device_handle_axis(struct libinput_device *device, struct libinput_event_pointer *event)
 741 {
 742    E_Input_Evdev *edev;
 743    E_Input_Backend *input;
 744    Ecore_Event_Mouse_Wheel *ev;
 745    uint32_t timestamp;
 746    enum libinput_pointer_axis axis;
 747
 748    if (!(edev = libinput_device_get_user_data(device)))
 749      {
 750         return;
 751      }
 752    if (!(input = edev->seat->input))
 753      {
 754         return;
 755      }
 756
 757    if (!edev->ecore_dev)
 758      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
 759
 760    if (!edev->ecore_dev)
 761      {
 762         ERR("Failed to get source ecore device from event !\n");
 763         return;
 764      }
 765
 766    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Wheel))))
 767      {
 768         return;
 769      }
 770
 771    timestamp = libinput_event_pointer_get_time(event);
 772
 773    ev->window = (Ecore_Window)input->dev->window;
 774    ev->event_window = (Ecore_Window)input->dev->window;
 775    ev->root_window = (Ecore_Window)input->dev->window;
 776    ev->timestamp = timestamp;
 777    ev->same_screen = 1;
 778
 779    _device_modifiers_update(edev);
 780    ev->modifiers = edev->xkb.modifiers;
 781
 782    ev->x = edev->seat->ptr.ix;
 783    ev->y = edev->seat->ptr.iy;
 784    ev->root.x = ev->x;
 785    ev->root.y = ev->y;
 786    ev->dev = ecore_device_ref(edev->ecore_dev);
 787
 788    axis = LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL;
 789    if (libinput_event_pointer_has_axis(event, axis))
 790      ev->z = libinput_event_pointer_get_axis_value(event, axis);
 791
 792    axis = LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL;
 793    if (libinput_event_pointer_has_axis(event, axis))
 794      {
 795         ev->direction = 1;
 796         ev->z = libinput_event_pointer_get_axis_value(event, axis);
 797      }
 798
 799    ecore_event_add(ECORE_EVENT_MOUSE_WHEEL, ev, _e_input_event_mouse_wheel_cb_free, NULL);
 800 }
 801
 802 static void
 803 _device_handle_touch_event_send(E_Input_Evdev *edev, struct libinput_event_touch *event, int state)
 804 {
 805    E_Input_Backend *input;
 806    Ecore_Event_Mouse_Button *ev;
 807    uint32_t timestamp, button = 0;
 808
 809    if (!edev) return;
 810    if (!(input = edev->seat->input)) return;
 811
 812    if (!edev->ecore_dev)
 813      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_TOUCH);
 814
 815    if (!edev->ecore_dev)
 816      {
 817         ERR("Failed to get source ecore device from event !\n");
 818         return;
 819      }
 820
 821    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Button)))) return;
 822
 823    timestamp = libinput_event_touch_get_time(event);
 824
 825    ev->window = (Ecore_Window)input->dev->window;
 826    ev->event_window = (Ecore_Window)input->dev->window;
 827    ev->root_window = (Ecore_Window)input->dev->window;
 828    ev->timestamp = timestamp;
 829    ev->same_screen = 1;
 830
 831    _device_modifiers_update(edev);
 832    ev->modifiers = edev->xkb.modifiers;
 833
 834    ev->x = edev->seat->ptr.ix;
 835    ev->y = edev->seat->ptr.iy;
 836    ev->root.x = ev->x;
 837    ev->root.y = ev->y;
 838
 839    ev->multi.device = edev->mt_slot;
 840    ev->multi.radius = 1;
 841    ev->multi.radius_x = 1;
 842    ev->multi.radius_y = 1;
 843    ev->multi.pressure = 1.0;
 844    ev->multi.angle = 0.0;
 845 #if LIBINPUT_SUPPORT_EXTRA_TOUCH_EVENT
 846    if (libinput_event_get_type(libinput_event_touch_get_base_event(event))
 847        == LIBINPUT_EVENT_TOUCH_DOWN)
 848      {
 849         if (libinput_event_touch_has_minor(event))
 850           ev->multi.radius_x = libinput_event_touch_get_minor(event);
 851         if (libinput_event_touch_has_major(event))
 852           ev->multi.radius_y = libinput_event_touch_get_major(event);
 853         if (libinput_event_touch_has_pressure(event))
 854           ev->multi.pressure = libinput_event_touch_get_pressure(event);
 855         if (libinput_event_touch_has_orientation(event))
 856           ev->multi.angle = libinput_event_touch_get_orientation(event);
 857      }
 858 #endif
 859    ev->multi.x = ev->x;
 860    ev->multi.y = ev->y;
 861    ev->multi.root.x = ev->x;
 862    ev->multi.root.y = ev->y;
 863    ev->dev = ecore_device_ref(edev->ecore_dev);
 864
 865    if (state == ECORE_EVENT_MOUSE_BUTTON_DOWN)
 866      {
 867         unsigned int current;
 868
 869         current = timestamp;
 870         edev->mouse.did_double = EINA_FALSE;
 871         edev->mouse.did_triple = EINA_FALSE;
 872
 873         if (((current - edev->mouse.prev) <= edev->mouse.threshold) &&
 874             (button == edev->mouse.prev_button))
 875           {
 876              edev->mouse.did_double = EINA_TRUE;
 877              if (((current - edev->mouse.last) <= (2 * edev->mouse.threshold)) &&
 878                  (button == edev->mouse.last_button))
 879                {
 880                   edev->mouse.did_triple = EINA_TRUE;
 881                   edev->mouse.prev = 0;
 882                   edev->mouse.last = 0;
 883                   current = 0;
 884                }
 885           }
 886
 887         edev->mouse.last = edev->mouse.prev;
 888         edev->mouse.prev = current;
 889         edev->mouse.last_button = edev->mouse.prev_button;
 890         edev->mouse.prev_button = button;
 891      }
 892
 893    ev->buttons = ((button & 0x00F) + 1);
 894
 895    if (edev->mouse.did_double)
 896      ev->double_click = 1;
 897    if (edev->mouse.did_triple)
 898      ev->triple_click = 1;
 899
 900    ecore_event_add(state, ev, _e_input_event_mouse_button_cb_free, NULL);
 901 }
 902
 903 static void
 904 _device_handle_touch_motion_send(E_Input_Evdev *edev, struct libinput_event_touch *event)
 905 {
 906    E_Input_Backend *input;
 907    Ecore_Event_Mouse_Move *ev;
 908
 909    if (!edev) return;
 910    if (!(input = edev->seat->input)) return;
 911
 912    if (!edev->ecore_dev)
 913      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_TOUCH);
 914
 915    if (!edev->ecore_dev)
 916      {
 917         ERR("Failed to get source ecore device from event !\n");
 918         return;
 919      }
 920
 921    if (!(ev = calloc(1, sizeof(Ecore_Event_Mouse_Move)))) return;
 922
 923    ev->window = (Ecore_Window)input->dev->window;
 924    ev->event_window = (Ecore_Window)input->dev->window;
 925    ev->root_window = (Ecore_Window)input->dev->window;
 926    ev->timestamp = libinput_event_touch_get_time(event);
 927    ev->same_screen = 1;
 928
 929    _device_modifiers_update(edev);
 930    ev->modifiers = edev->xkb.modifiers;
 931
 932    ev->x = edev->seat->ptr.ix;
 933    ev->y = edev->seat->ptr.iy;
 934    ev->root.x = ev->x;
 935    ev->root.y = ev->y;
 936
 937    ev->multi.device = edev->mt_slot;
 938    ev->multi.radius = 1;
 939    ev->multi.radius_x = 1;
 940    ev->multi.radius_y = 1;
 941    ev->multi.pressure = 1.0;
 942    ev->multi.angle = 0.0;
 943 #if LIBINPUT_SUPPORT_EXTRA_TOUCH_EVENT
 944    if (libinput_event_touch_has_minor(event))
 945      ev->multi.radius_x = libinput_event_touch_get_minor(event);
 946    if (libinput_event_touch_has_major(event))
 947      ev->multi.radius_y = libinput_event_touch_get_major(event);
 948    if (libinput_event_touch_has_pressure(event))
 949      ev->multi.pressure = libinput_event_touch_get_pressure(event);
 950    if (libinput_event_touch_has_orientation(event))
 951      ev->multi.angle = libinput_event_touch_get_orientation(event);
 952 #endif
 953    ev->multi.x = ev->x;
 954    ev->multi.y = ev->y;
 955    ev->multi.root.x = ev->x;
 956    ev->multi.root.y = ev->y;
 957    ev->dev = ecore_device_ref(edev->ecore_dev);
 958
 959    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, _e_input_event_mouse_move_cb_free, NULL);
 960 }
 961
 962 static void
 963 _device_handle_touch_down(struct libinput_device *device, struct libinput_event_touch *event)
 964 {
 965    E_Input_Evdev *edev;
 966    int w = 0, h = 0;
 967
 968    if (!(edev = libinput_device_get_user_data(device)))
 969      {
 970         return;
 971      }
 972
 973    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 974
 975    edev->mouse.dx = edev->seat->ptr.ix = edev->seat->ptr.dx =
 976      libinput_event_touch_get_x_transformed(event, w);
 977    edev->mouse.dy = edev->seat->ptr.iy = edev->seat->ptr.dy =
 978      libinput_event_touch_get_y_transformed(event, h);
 979
 980    edev->mt_slot = libinput_event_touch_get_slot(event);
 981
 982    _device_handle_touch_motion_send(edev, event);
 983    _device_handle_touch_event_send(edev, event, ECORE_EVENT_MOUSE_BUTTON_DOWN);
 984 }
 985
 986 static void
 987 _device_handle_touch_motion(struct libinput_device *device, struct libinput_event_touch *event)
 988 {
 989    E_Input_Evdev *edev;
 990    int w = 0, h = 0;
 991
 992    if (!(edev = libinput_device_get_user_data(device)))
 993      {
 994         return;
 995      }
 996
 997    e_output_size_get(e_comp_screen_primary_output_get(e_comp->e_comp_screen), &w, &h);
 998
 999    edev->mouse.dx = edev->seat->ptr.dx =
1000      libinput_event_touch_get_x_transformed(event, w);
1001    edev->mouse.dy = edev->seat->ptr.dy =
1002      libinput_event_touch_get_y_transformed(event, h);
1003
1004    if (floor(edev->seat->ptr.dx) == edev->seat->ptr.ix &&
1005        floor(edev->seat->ptr.dy) == edev->seat->ptr.iy)
1006      {
1007         return;
1008      }
1009
1010    edev->seat->ptr.ix = edev->seat->ptr.dx;
1011    edev->seat->ptr.iy = edev->seat->ptr.dy;
1012
1013    edev->mt_slot = libinput_event_touch_get_slot(event);
1014
1015    _device_handle_touch_motion_send(edev, event);
1016 }
1017
1018 static void
1019 _device_handle_touch_up(struct libinput_device *device, struct libinput_event_touch *event)
1020 {
1021    E_Input_Evdev *edev;
1022
1023    if (!(edev = libinput_device_get_user_data(device)))
1024      {
1025         return;
1026      }
1027
1028    edev->mt_slot = libinput_event_touch_get_slot(event);
1029    _device_handle_touch_event_send(edev, event, ECORE_EVENT_MOUSE_BUTTON_UP);
1030 }
1031
1032 static void
1033 _device_handle_touch_frame(struct libinput_device *device EINA_UNUSED, struct libinput_event_touch *event EINA_UNUSED)
1034 {
1035    /* DBG("Unhandled Touch Frame Event"); */
1036 }
1037
1038 static void
1039 _e_input_aux_data_event_free(void *user_data EINA_UNUSED, void *ev)
1040 {
1041    Ecore_Event_Axis_Update *e = (Ecore_Event_Axis_Update *)ev;
1042
1043    if (e->axis) free(e->axis);
1044    if (e->dev) ecore_device_unref(e->dev);
1045
1046    free(e);
1047 }
1048
1049 static void
1050 _device_handle_touch_aux_data(struct libinput_device *device, struct libinput_event_touch_aux_data *event)
1051 {
1052    E_Input_Evdev *edev;
1053    E_Input_Backend *input;
1054    Ecore_Event_Axis_Update *ev;
1055    Ecore_Axis *axis;
1056
1057    if (libinput_event_touch_aux_data_get_type(event) != LIBINPUT_TOUCH_AUX_DATA_TYPE_PALM &&
1058        libinput_event_touch_aux_data_get_value(event) > 0)
1059       goto end;
1060
1061    if (!(edev = libinput_device_get_user_data(device))) goto end;
1062    if (!(input = edev->seat->input)) goto end;
1063
1064    if (!edev->ecore_dev)
1065      edev->ecore_dev = e_input_evdev_get_ecore_device(edev->path, ECORE_DEVICE_CLASS_MOUSE);
1066
1067    if (!edev->ecore_dev)
1068      {
1069         ERR("Failed to get source ecore device from event !\n");
1070         goto end;
1071      }
1072
1073    if (!(ev = calloc(1, sizeof(Ecore_Event_Axis_Update))))goto end;
1074
1075    ev->window = (Ecore_Window)input->dev->window;
1076    ev->event_window = (Ecore_Window)input->dev->window;
1077    ev->root_window = (Ecore_Window)input->dev->window;
1078    ev->timestamp = libinput_event_touch_aux_data_get_time(event);
1079
1080    axis = (Ecore_Axis *)calloc(1, sizeof(Ecore_Axis));
1081    if (axis)
1082      {
1083         axis->label = ECORE_AXIS_LABEL_TOUCH_PALM;
1084         axis->value = libinput_event_touch_aux_data_get_value(event);
1085         ev->naxis = 1;
1086      }
1087    ev->axis = axis;
1088    ev->dev = ecore_device_ref(edev->ecore_dev);
1089
1090    ecore_event_add(ECORE_EVENT_AXIS_UPDATE, ev, _e_input_aux_data_event_free, NULL);
1091
1092 end:
1093    ;
1094 }
1095
1096 E_Input_Evdev *
1097 _e_input_evdev_device_create(E_Input_Seat *seat, struct libinput_device *device)
1098 {
1099    E_Input_Evdev *edev;
1100    E_Input_Backend *b_input;
1101
1102    EINA_SAFETY_ON_NULL_RETURN_VAL(seat, NULL);
1103
1104    /* try to allocate space for new evdev */
1105    if (!(edev = calloc(1, sizeof(E_Input_Evdev)))) return NULL;
1106
1107    edev->seat = seat;
1108    edev->device = device;
1109    edev->path = eina_stringshare_printf("%s/%s", e_input_base_dir_get(), libinput_device_get_sysname(device));
1110    edev->fd = -1;
1111
1112    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_KEYBOARD))
1113      {
1114         edev->caps |= E_INPUT_SEAT_KEYBOARD;
1115         _device_keyboard_setup(edev);
1116      }
1117
1118    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_POINTER))
1119      {
1120         edev->caps |= E_INPUT_SEAT_POINTER;
1121
1122         /* TODO: make this configurable */
1123         edev->mouse.threshold = 250;
1124
1125         b_input = seat->input;
1126         if (b_input->left_handed == EINA_TRUE)
1127           {
1128              if (libinput_device_config_left_handed_set(device, 1) !=
1129                  LIBINPUT_CONFIG_STATUS_SUCCESS)
1130                {
1131                   WRN("Failed to set left hand mode about device: %s\n",
1132                       libinput_device_get_name(device));
1133                }
1134           }
1135      }
1136
1137    if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_TOUCH))
1138      {
1139         int palm_code;
1140         edev->caps |= E_INPUT_SEAT_TOUCH;
1141         palm_code = libinput_device_touch_aux_data_get_code(LIBINPUT_TOUCH_AUX_DATA_TYPE_PALM);
1142         if (libinput_device_touch_has_aux_data(device, palm_code))
1143           {
1144              libinput_device_touch_set_aux_data(device, palm_code);
1145           }
1146      }
1147
1148    libinput_device_set_user_data(device, edev);
1149    libinput_device_ref(device);
1150
1151    /* configure device */
1152    _device_configure(edev);
1153
1154    return edev;
1155 }
1156
1157 void
1158 _e_input_evdev_device_destroy(E_Input_Evdev *edev)
1159 {
1160    EINA_SAFETY_ON_NULL_RETURN(edev);
1161
1162    if (edev->caps & E_INPUT_SEAT_KEYBOARD)
1163      {
1164         if (edev->xkb.state) xkb_state_unref(edev->xkb.state);
1165         if (edev->xkb.keymap) xkb_map_unref(edev->xkb.keymap);
1166      }
1167
1168    if (edev->ecore_dev) ecore_device_del(edev->ecore_dev);
1169    if (edev->path) eina_stringshare_del(edev->path);
1170    if (edev->device) libinput_device_unref(edev->device);
1171    if (edev->key_remap_hash) eina_hash_free(edev->key_remap_hash);
1172
1173    free(edev);
1174 }
1175
1176 Eina_Bool
1177 _e_input_evdev_event_process(struct libinput_event *event)
1178 {
1179    struct libinput_device *device;
1180    Eina_Bool ret = EINA_TRUE;
1181
1182    device = libinput_event_get_device(event);
1183    switch (libinput_event_get_type(event))
1184      {
1185       case LIBINPUT_EVENT_KEYBOARD_KEY:
1186         _device_handle_key(device, libinput_event_get_keyboard_event(event));
1187         break;
1188       case LIBINPUT_EVENT_POINTER_MOTION:
1189         _device_handle_pointer_motion(device,
1190                                       libinput_event_get_pointer_event(event));
1191         break;
1192       case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
1193         _device_handle_pointer_motion_absolute(device,
1194                                                libinput_event_get_pointer_event(event));
1195         break;
1196       case LIBINPUT_EVENT_POINTER_BUTTON:
1197         _device_handle_button(device, libinput_event_get_pointer_event(event));
1198         break;
1199       case LIBINPUT_EVENT_POINTER_AXIS:
1200         _device_handle_axis(device, libinput_event_get_pointer_event(event));
1201         break;
1202       case LIBINPUT_EVENT_TOUCH_DOWN:
1203         _device_handle_touch_down(device, libinput_event_get_touch_event(event));
1204         break;
1205       case LIBINPUT_EVENT_TOUCH_MOTION:
1206         _device_handle_touch_motion(device,
1207                                     libinput_event_get_touch_event(event));
1208         break;
1209       case LIBINPUT_EVENT_TOUCH_UP:
1210         _device_handle_touch_up(device, libinput_event_get_touch_event(event));
1211         break;
1212       case LIBINPUT_EVENT_TOUCH_FRAME:
1213         _device_handle_touch_frame(device, libinput_event_get_touch_event(event));
1214         break;
1215       case LIBINPUT_EVENT_TOUCH_AUX_DATA:
1216         _device_handle_touch_aux_data(device, libinput_event_get_touch_aux_data(event));
1217         break;
1218       default:
1219         ret = EINA_FALSE;
1220         break;
1221      }
1222
1223    return ret;
1224 }
1225
1226 /**
1227  * @brief Set the axis size of the given device.
1228  *
1229  * @param dev The device to set the axis size to.
1230  * @param w The width of the axis.
1231  * @param h The height of the axis.
1232  *
1233  * This function sets set the width @p w and height @p h of the axis
1234  * of device @p dev. If @p dev is a relative input device, a width and
1235  * height must set for it. If its absolute set the ioctl correctly, if
1236  * not, unsupported device.
1237  */
1238 EINTERN void
1239 e_input_evdev_axis_size_set(E_Input_Evdev *edev, int w, int h)
1240 {
1241    const char *sysname;
1242    float cal[6];
1243    const char *device;
1244    Eina_List *devices;
1245    const char *vals;
1246    enum libinput_config_status status;
1247
1248    EINA_SAFETY_ON_NULL_RETURN(edev);
1249    EINA_SAFETY_ON_TRUE_RETURN((w == 0) || (h == 0));
1250
1251    if ((!libinput_device_config_calibration_has_matrix(edev->device)) ||
1252        (libinput_device_config_calibration_get_default_matrix(edev->device, cal) != 0))
1253      return;
1254
1255    sysname = libinput_device_get_sysname(edev->device);
1256
1257    devices = eeze_udev_find_by_subsystem_sysname("input", sysname);
1258    if (eina_list_count(devices) < 1) return;
1259
1260    EINA_LIST_FREE(devices, device)
1261      {
1262         vals = eeze_udev_syspath_get_property(device, "WL_CALIBRATION");
1263         if ((!vals) ||
1264             (sscanf(vals, "%f %f %f %f %f %f",
1265                     &cal[0], &cal[1], &cal[2], &cal[3], &cal[4], &cal[5]) != 6))
1266           goto cont;
1267
1268         cal[2] /= w;
1269         cal[5] /= h;
1270
1271         status =
1272           libinput_device_config_calibration_set_matrix(edev->device, cal);
1273
1274         if (status != LIBINPUT_CONFIG_STATUS_SUCCESS)
1275           ERR("Failed to apply calibration");
1276
1277 cont:
1278         eina_stringshare_del(device);
1279         continue;
1280      }
1281 }
1282
1283 E_API const char *
1284 e_input_evdev_name_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_name(evdev->device);
1290 }
1291
1292 EINTERN const char *
1293 e_input_evdev_sysname_get(E_Input_Evdev *evdev)
1294 {
1295    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev, NULL);
1296    EINA_SAFETY_ON_NULL_RETURN_VAL(evdev->device, NULL);
1297
1298    return libinput_device_get_sysname(evdev->device);
1299 }
1300
1301 EINTERN Eina_Bool
1302 e_input_evdev_key_remap_enable(E_Input_Evdev *edev, Eina_Bool enable)
1303 {
1304    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1305    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1306
1307    edev->key_remap_enabled = enable;
1308
1309    if (enable == EINA_FALSE && edev->key_remap_hash)
1310      {
1311         eina_hash_free(edev->key_remap_hash);
1312         edev->key_remap_hash = NULL;
1313      }
1314
1315    return EINA_TRUE;
1316 }
1317
1318 EINTERN Eina_Bool
1319 e_input_evdev_key_remap_set(E_Input_Evdev *edev, int *from_keys, int *to_keys, int num)
1320 {
1321    int i;
1322
1323    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1324    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1325    EINA_SAFETY_ON_NULL_RETURN_VAL(from_keys, EINA_FALSE);
1326    EINA_SAFETY_ON_NULL_RETURN_VAL(to_keys, EINA_FALSE);
1327    EINA_SAFETY_ON_TRUE_RETURN_VAL(num <= 0, EINA_FALSE);
1328    EINA_SAFETY_ON_TRUE_RETURN_VAL(!edev->key_remap_enabled, EINA_FALSE);
1329
1330    if (edev->key_remap_hash == NULL)
1331      edev->key_remap_hash = eina_hash_int32_new(NULL);
1332
1333    if (edev->key_remap_hash == NULL)
1334      {
1335         ERR("Failed to set remap key information : creating a hash is failed.");
1336         return EINA_FALSE;
1337      }
1338
1339    for (i = 0; i < num ; i++)
1340      {
1341         if (!from_keys[i] || !to_keys[i])
1342           {
1343              ERR("Failed to set remap key information : given arguments are invalid.");
1344              return EINA_FALSE;
1345           }
1346      }
1347
1348    for (i = 0; i < num ; i++)
1349      {
1350         eina_hash_add(edev->key_remap_hash, &from_keys[i], (void *)(intptr_t)to_keys[i]);
1351      }
1352
1353    return EINA_TRUE;
1354 }
1355
1356 E_API int
1357 e_input_evdev_wheel_click_angle_get(E_Input_Evdev *dev)
1358 {
1359    EINA_SAFETY_ON_NULL_RETURN_VAL(dev, -1);
1360    return libinput_device_config_scroll_get_wheel_click_angle(dev->device);
1361 }
1362
1363 EINTERN Eina_Bool
1364 e_input_evdev_touch_calibration_set(E_Input_Evdev *edev, float matrix[6])
1365 {
1366    EINA_SAFETY_ON_NULL_RETURN_VAL(edev, EINA_FALSE);
1367    EINA_SAFETY_ON_NULL_RETURN_VAL(edev->device, EINA_FALSE);
1368
1369    if (!libinput_device_config_calibration_has_matrix(edev->device) ||
1370        !libinput_device_has_capability(edev->device, LIBINPUT_DEVICE_CAP_TOUCH))
1371      return EINA_FALSE;
1372
1373    if (libinput_device_config_calibration_set_matrix(edev->device, matrix) !=
1374        LIBINPUT_CONFIG_STATUS_SUCCESS)
1375      {
1376         WRN("Failed to set input transformation about device: %s\n",
1377             libinput_device_get_name(edev->device));
1378         return EINA_FALSE;
1379      }
1380
1381    return EINA_TRUE;
1382 }
1383