src/lib/ecore_evas/ecore_evas_sdl.c

   1 #include "config.h"
   2 #include "Ecore.h"
   3 #include "ecore_private.h"
   4 #include "ecore_evas_private.h"
   5 #include "Ecore_Evas.h"
   6 #ifdef BUILD_ECORE_EVAS_SDL
   7 #include "Ecore_Sdl.h"
   8 #include "Evas_Engine_SDL.h"
   9 #endif
  10
  11 #ifdef BUILD_ECORE_EVAS_SDL
  12
  13 /* static char *ecore_evas_default_display = "0"; */
  14 /* static Ecore_List *ecore_evas_input_devices = NULL; */
  15
  16 static int                      _ecore_evas_init_count = 0;
  17 #ifndef _WIN32
  18 static int                      _ecore_evas_fps_debug = 0;
  19 #endif /* _WIN32 */
  20 static Ecore_Evas               *ecore_evases = NULL;
  21 static Ecore_Event_Handler      *ecore_evas_event_handlers[10] = {
  22    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
  23 };
  24 static Ecore_Idle_Enterer       *ecore_evas_idle_enterer = NULL;
  25 static Ecore_Idler              *ecore_evas_event = NULL;
  26
  27 static const char               *ecore_evas_sdl_default = "EFL SDL";
  28
  29 static void
  30 _ecore_evas_mouse_move_process(Ecore_Evas *ee, int x, int y, unsigned int timestamp)
  31 {
  32    ee->mouse.x = x;
  33    ee->mouse.y = y;
  34    if (ee->prop.cursor.object)
  35      {
  36         evas_object_show(ee->prop.cursor.object);
  37         evas_object_move(ee->prop.cursor.object,
  38                          x - ee->prop.cursor.hot.x,
  39                          y - ee->prop.cursor.hot.y);
  40      }
  41    evas_event_feed_mouse_move(ee->evas, x, y, timestamp, NULL);
  42 }
  43
  44 static Ecore_Evas *
  45 _ecore_evas_sdl_match(void)
  46 {
  47    return ecore_evases;
  48 }
  49
  50 static int
  51 _ecore_evas_sdl_event_key_down(void *data __UNUSED__, int type __UNUSED__, void *event)
  52 {
  53    Ecore_Sdl_Event_Key_Down     *e;
  54    Ecore_Evas                   *ee;
  55
  56    e = event;
  57    ee = _ecore_evas_sdl_match();
  58
  59    if (!ee) return 1;
  60    /* pass on event */
  61    evas_event_feed_key_down(ee->evas, e->keyname, NULL, e->keycompose, NULL, e->time, NULL);
  62
  63    return 0; /* dont pass it on */
  64 }
  65
  66 static int
  67 _ecore_evas_sdl_event_key_up(void *data __UNUSED__, int type __UNUSED__, void *event)
  68 {
  69    Ecore_Sdl_Event_Key_Up       *e;
  70    Ecore_Evas                   *ee;
  71
  72    e = event;
  73    ee = _ecore_evas_sdl_match();
  74
  75    if (!ee) return 1;
  76    /* pass on event */
  77    evas_event_feed_key_up(ee->evas, e->keyname, NULL, e->keycompose, NULL, e->time, NULL);
  78
  79    return 0;
  80 }
  81
  82 static int
  83 _ecore_evas_sdl_event_mouse_move(void *data __UNUSED__, int type __UNUSED__, void *event)
  84 {
  85    Ecore_Sdl_Event_Mouse_Move *e;
  86    Ecore_Evas *ee;
  87
  88    e = event;
  89    ee = _ecore_evas_sdl_match();
  90
  91    if (!ee) return 1; /* pass on event */
  92    _ecore_evas_mouse_move_process(ee, e->x, e->y, e->time);
  93
  94    return 0;
  95 }
  96
  97 static int
  98 _ecore_evas_sdl_event_button_down(void *data __UNUSED__, int type __UNUSED__, void *event)
  99 {
 100    Ecore_Sdl_Event_Mouse_Button_Down    *e;
 101    Ecore_Evas                           *ee;
 102    Evas_Button_Flags                    flags;
 103
 104    e = event;
 105    ee = _ecore_evas_sdl_match();
 106    flags = EVAS_BUTTON_NONE;
 107
 108    if (!ee) return 1;
 109    /* pass on event */
 110    _ecore_evas_mouse_move_process(ee, e->x, e->y, e->time);
 111    if (e->double_click) flags |= EVAS_BUTTON_DOUBLE_CLICK;
 112    if (e->triple_click) flags |= EVAS_BUTTON_TRIPLE_CLICK;
 113    evas_event_feed_mouse_down(ee->evas, e->button, flags, e->time, NULL);
 114
 115    return 0;
 116 }
 117
 118 static int
 119 _ecore_evas_sdl_event_button_up(void *data __UNUSED__, int type __UNUSED__, void *event)
 120 {
 121    Ecore_Sdl_Event_Mouse_Button_Up      *e;
 122    Ecore_Evas                           *ee;
 123    Evas_Button_Flags                    flags;
 124
 125    e = event;
 126    ee = _ecore_evas_sdl_match();
 127    flags = EVAS_BUTTON_NONE;
 128
 129    if (!ee) return 1;
 130    /* pass on event */
 131    _ecore_evas_mouse_move_process(ee, e->x, e->y, e->time);
 132    if (e->double_click) flags |= EVAS_BUTTON_DOUBLE_CLICK;
 133    if (e->triple_click) flags |= EVAS_BUTTON_TRIPLE_CLICK;
 134    evas_event_feed_mouse_up(ee->evas, e->button, flags, e->time, NULL);
 135
 136    return 0;
 137 }
 138
 139 static int
 140 _ecore_evas_sdl_event_mouse_wheel(void *data __UNUSED__, int type __UNUSED__, void *event)
 141 {
 142    Ecore_Sdl_Event_Mouse_Wheel  *e;
 143    Ecore_Evas                   *ee;
 144
 145    e = event;
 146    ee = _ecore_evas_sdl_match();
 147
 148    if (!ee) return 1; /* pass on event */
 149    _ecore_evas_mouse_move_process(ee, e->x, e->y, e->time);
 150    evas_event_feed_mouse_wheel(ee->evas, e->direction, e->wheel, e->time, NULL);
 151
 152    return 0;
 153 }
 154
 155 static int
 156 _ecore_evas_sdl_event_got_focus(void *data __UNUSED__, int type __UNUSED__, void *event)
 157 {
 158    Ecore_Evas                   *ee;
 159
 160    ee = _ecore_evas_sdl_match();
 161
 162    if (!ee) return 1;
 163    /* pass on event */
 164    ee->prop.focused = 1;
 165
 166    return 0;
 167 }
 168
 169 static int
 170 _ecore_evas_sdl_event_lost_focus(void *data __UNUSED__, int type __UNUSED__, void *event)
 171 {
 172    Ecore_Evas                   *ee;
 173
 174    ee = _ecore_evas_sdl_match();
 175
 176    if (!ee) return 1;
 177    /* pass on event */
 178    ee->prop.focused = 0;
 179
 180    return 0;
 181 }
 182
 183 static int
 184 _ecore_evas_sdl_event_video_resize(void *data __UNUSED__, int type __UNUSED__, void *event)
 185 {
 186    Ecore_Sdl_Event_Video_Resize *e;
 187    Ecore_Evas                   *ee;
 188
 189    e = event;
 190    ee = _ecore_evas_sdl_match();
 191
 192    if (!ee) return 1; /* pass on event */
 193    evas_output_size_set(ee->evas, e->w, e->h);
 194
 195    return 0;
 196 }
 197
 198 static int
 199 _ecore_evas_sdl_event_video_expose(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
 200 {
 201    Ecore_Evas                   *ee;
 202    int                          w;
 203    int                          h;
 204
 205    ee = _ecore_evas_sdl_match();
 206
 207    if (!ee) return 1;
 208    evas_output_size_get(ee->evas, &w, &h);
 209    evas_damage_rectangle_add(ee->evas, 0, 0, w, h);
 210
 211    return 0;
 212 }
 213
 214 static int
 215 _ecore_evas_idle_enter(void *data __UNUSED__)
 216 {
 217    Ecore_List2  *l;
 218    double       t1 = 0.;
 219    double       t2 = 0.;
 220
 221 #ifndef _WIN32
 222    if (_ecore_evas_fps_debug)
 223      {
 224         t1 = ecore_time_get();
 225      }
 226 #endif /* _WIN32 */
 227    for (l = (Ecore_List2 *)ecore_evases; l; l = l->next)
 228      {
 229         Ecore_Evas *ee;
 230
 231         ee = (Ecore_Evas *)l;
 232         if (ee->visible)
 233           {
 234              Evas_List *updates;
 235
 236              if (ee->func.fn_pre_render) ee->func.fn_pre_render(ee);
 237
 238              updates = evas_render_updates(ee->evas);
 239              if (updates)
 240                {
 241                   evas_render_updates_free(updates);
 242                   _ecore_evas_idle_timeout_update(ee);
 243                }
 244              if (ee->func.fn_post_render) ee->func.fn_post_render(ee);
 245           }
 246         else
 247           evas_norender(ee->evas);
 248      }
 249 #ifndef _WIN32
 250    if (_ecore_evas_fps_debug)
 251      {
 252         t2 = ecore_time_get();
 253         _ecore_evas_fps_debug_rendertime_add(t2 - t1);
 254      }
 255 #endif /* _WIN32 */
 256    return 1;
 257 }
 258
 259 static int
 260 _ecore_evas_sdl_event(void *data)
 261 {
 262    ecore_sdl_feed_events();
 263
 264    return 1;
 265 }
 266
 267 static int
 268 _ecore_evas_sdl_init(int w, int h)
 269 {
 270    _ecore_evas_init_count++;
 271    if (_ecore_evas_init_count > 1) return _ecore_evas_init_count;
 272
 273 #ifndef _WIN32
 274    if (getenv("ECORE_EVAS_FPS_DEBUG")) _ecore_evas_fps_debug = 1;
 275 #endif /* _WIN32 */
 276    ecore_evas_idle_enterer = ecore_idle_enterer_add(_ecore_evas_idle_enter, NULL);
 277    ecore_evas_event = ecore_timer_add(0.008, _ecore_evas_sdl_event, NULL);
 278 #ifndef _WIN32
 279    if (_ecore_evas_fps_debug) _ecore_evas_fps_debug_init();
 280 #endif /* _WIN32 */
 281
 282    ecore_evas_event_handlers[0] = ecore_event_handler_add(ECORE_SDL_EVENT_KEY_DOWN, _ecore_evas_sdl_event_key_down, NULL);
 283    ecore_evas_event_handlers[1] = ecore_event_handler_add(ECORE_SDL_EVENT_KEY_UP, _ecore_evas_sdl_event_key_up, NULL);
 284    ecore_evas_event_handlers[2] = ecore_event_handler_add(ECORE_SDL_EVENT_MOUSE_BUTTON_DOWN, _ecore_evas_sdl_event_button_down, NULL);
 285    ecore_evas_event_handlers[3] = ecore_event_handler_add(ECORE_SDL_EVENT_MOUSE_BUTTON_UP, _ecore_evas_sdl_event_button_up, NULL);
 286    ecore_evas_event_handlers[4] = ecore_event_handler_add(ECORE_SDL_EVENT_MOUSE_MOVE, _ecore_evas_sdl_event_mouse_move, NULL);
 287    ecore_evas_event_handlers[5] = ecore_event_handler_add(ECORE_SDL_EVENT_MOUSE_WHEEL, _ecore_evas_sdl_event_mouse_wheel, NULL);
 288    ecore_evas_event_handlers[6] = ecore_event_handler_add(ECORE_SDL_EVENT_GOT_FOCUS, _ecore_evas_sdl_event_got_focus, NULL);
 289    ecore_evas_event_handlers[7] = ecore_event_handler_add(ECORE_SDL_EVENT_LOST_FOCUS, _ecore_evas_sdl_event_lost_focus, NULL);
 290    ecore_evas_event_handlers[8] = ecore_event_handler_add(ECORE_SDL_EVENT_RESIZE, _ecore_evas_sdl_event_video_resize, NULL);
 291    ecore_evas_event_handlers[9] = ecore_event_handler_add(ECORE_SDL_EVENT_EXPOSE, _ecore_evas_sdl_event_video_expose, NULL);
 292
 293    return _ecore_evas_init_count;
 294 }
 295
 296 static int
 297 _ecore_evas_sdl_shutdown(void)
 298 {
 299    _ecore_evas_init_count--;
 300    if (_ecore_evas_init_count == 0)
 301      {
 302         int i;
 303
 304         while (ecore_evases) _ecore_evas_free(ecore_evases);
 305         for (i = 0; i < sizeof (ecore_evas_event_handlers) / sizeof (Ecore_Event_Handler*); i++)
 306           ecore_event_handler_del(ecore_evas_event_handlers[i]);
 307         ecore_idle_enterer_del(ecore_evas_idle_enterer);
 308         ecore_evas_idle_enterer = NULL;
 309         ecore_timer_del(ecore_evas_event);
 310         ecore_evas_event = NULL;
 311 #ifndef _WIN32
 312         if (_ecore_evas_fps_debug) _ecore_evas_fps_debug_shutdown();
 313 #endif /* _WIN32 */
 314      }
 315    if (_ecore_evas_init_count < 0) _ecore_evas_init_count = 0;
 316    return _ecore_evas_init_count;
 317 }
 318
 319 static void
 320 _ecore_evas_sdl_free(Ecore_Evas *ee)
 321 {
 322    ecore_evases = _ecore_list2_remove(ecore_evases, ee);
 323    _ecore_evas_sdl_shutdown();
 324    ecore_sdl_shutdown();
 325 }
 326
 327 static void
 328 _ecore_evas_resize(Ecore_Evas *ee, int w, int h)
 329 {
 330    if ((w == ee->w) && (h == ee->h)) return;
 331    ee->w = w;
 332    ee->h = h;
 333
 334    evas_output_size_set(ee->evas, ee->w, ee->h);
 335    evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
 336    evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
 337
 338    if (ee->func.fn_resize) ee->func.fn_resize(ee);
 339 }
 340
 341 static void
 342 _ecore_evas_move_resize(Ecore_Evas *ee, int x __UNUSED__, int y __UNUSED__, int w, int h)
 343 {
 344    if ((w == ee->w) && (h == ee->h)) return;
 345    ee->w = w;
 346    ee->h = h;
 347
 348    evas_output_size_set(ee->evas, ee->w, ee->h);
 349    evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
 350    evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
 351
 352    if (ee->func.fn_resize) ee->func.fn_resize(ee);
 353 }
 354
 355 static void
 356 _ecore_evas_object_cursor_set(Ecore_Evas *ee, Evas_Object *obj, int layer, int hot_x, int hot_y)
 357 {
 358    int x, y;
 359
 360    if (ee->prop.cursor.object) evas_object_del(ee->prop.cursor.object);
 361
 362    if (obj == NULL)
 363      {
 364         ee->prop.cursor.object = NULL;
 365         ee->prop.cursor.layer = 0;
 366         ee->prop.cursor.hot.x = 0;
 367         ee->prop.cursor.hot.y = 0;
 368         return;
 369      }
 370
 371    ee->prop.cursor.object = obj;
 372    ee->prop.cursor.layer = layer;
 373    ee->prop.cursor.hot.x = hot_x;
 374    ee->prop.cursor.hot.y = hot_y;
 375    evas_pointer_output_xy_get(ee->evas, &x, &y);
 376    evas_object_layer_set(ee->prop.cursor.object, ee->prop.cursor.layer);
 377    evas_object_move(ee->prop.cursor.object,
 378                     x - ee->prop.cursor.hot.x,
 379                     y - ee->prop.cursor.hot.y);
 380    evas_object_pass_events_set(ee->prop.cursor.object, 1);
 381    if (evas_pointer_inside_get(ee->evas))
 382      evas_object_show(ee->prop.cursor.object);
 383 }
 384
 385 static const Ecore_Evas_Engine_Func _ecore_sdl_engine_func =
 386 {
 387    _ecore_evas_sdl_free,
 388    NULL,
 389    NULL,
 390    NULL,
 391    NULL,
 392    NULL,
 393    NULL,
 394    NULL,
 395    NULL,
 396    NULL,
 397    NULL,
 398    NULL,
 399    NULL,
 400    NULL,
 401    NULL,
 402    NULL,
 403    NULL,
 404    _ecore_evas_resize,
 405    _ecore_evas_move_resize,
 406    NULL,
 407    NULL,
 408    NULL,
 409    NULL,
 410    NULL,
 411    NULL,
 412    NULL,
 413    NULL,
 414    NULL,
 415    NULL,
 416    NULL,
 417    NULL,
 418    NULL,
 419    _ecore_evas_object_cursor_set,
 420    NULL,
 421    NULL,
 422    NULL,
 423    NULL,
 424    NULL,
 425    NULL,
 426    NULL,
 427    NULL,
 428    NULL,
 429    NULL,
 430    NULL
 431 };
 432 #endif
 433
 434 EAPI Ecore_Evas*
 435 ecore_evas_sdl_new(const char* name, int w, int h, int fullscreen, int hwsurface, int noframe, int alpha)
 436 {
 437 #ifdef BUILD_ECORE_EVAS_SDL
 438    Evas_Engine_Info_SDL *einfo;
 439    Ecore_Evas           *ee;
 440    int                  rmethod;
 441
 442    if (!name)
 443      name = ecore_evas_sdl_default;
 444
 445    rmethod = evas_render_method_lookup("software_sdl");
 446    if (!rmethod) return NULL;
 447
 448    if (!ecore_sdl_init(name)) return NULL;
 449
 450    ee = calloc(1, sizeof(Ecore_Evas));
 451    if (!ee) return NULL;
 452
 453    ECORE_MAGIC_SET(ee, ECORE_MAGIC_EVAS);
 454
 455    _ecore_evas_sdl_init(w, h);
 456
 457    ee->engine.func = (Ecore_Evas_Engine_Func *)&_ecore_sdl_engine_func;
 458
 459    ee->driver = "sdl";
 460    if (name) ee->name = strdup(name);
 461
 462    if (w < 1) w = 1;
 463    if (h < 1) h = 1;
 464    ee->visible = 1;
 465    ee->w = w;
 466    ee->h = h;
 467
 468    ee->prop.max.w = 0;
 469    ee->prop.max.h = 0;
 470    ee->prop.layer = 0;
 471    ee->prop.focused = 1;
 472    ee->prop.borderless = 1;
 473    ee->prop.override = 1;
 474    ee->prop.maximized = 1;
 475    ee->prop.fullscreen = fullscreen;
 476    ee->prop.withdrawn = 0;
 477    ee->prop.sticky = 0;
 478
 479    /* init evas here */
 480    ee->evas = evas_new();
 481    evas_data_attach_set(ee->evas, ee);
 482    evas_output_method_set(ee->evas, rmethod);
 483
 484    evas_output_size_set(ee->evas, w, h);
 485    evas_output_viewport_set(ee->evas, 0, 0, w, h);
 486
 487    einfo = (Evas_Engine_Info_SDL*) evas_engine_info_get(ee->evas);
 488    if (einfo)
 489      {
 490         einfo->info.fullscreen = fullscreen;
 491         einfo->info.hwsurface = hwsurface;
 492         einfo->info.noframe = noframe;
 493         einfo->info.alpha = alpha;
 494         evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo);
 495      }
 496    evas_key_modifier_add(ee->evas, "Shift");
 497    evas_key_modifier_add(ee->evas, "Control");
 498    evas_key_modifier_add(ee->evas, "Alt");
 499    evas_key_modifier_add(ee->evas, "Meta");
 500    evas_key_modifier_add(ee->evas, "Hyper");
 501    evas_key_modifier_add(ee->evas, "Super");
 502    evas_key_lock_add(ee->evas, "Caps_Lock");
 503    evas_key_lock_add(ee->evas, "Num_Lock");
 504    evas_key_lock_add(ee->evas, "Scroll_Lock");
 505
 506    evas_event_feed_mouse_in(ee->evas, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff), NULL);
 507
 508    ecore_evases = _ecore_list2_prepend(ecore_evases, ee);
 509    return ee;
 510 #else
 511    fprintf(stderr, "OUTCH !\n");
 512    return NULL;
 513 #endif
 514 }