src/wm_layer_control.cpp

   1 /*\r
   2  * Copyright (c) 2017 TOYOTA MOTOR CORPORATION\r
   3  *\r
   4  * Licensed under the Apache License, Version 2.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *      http://www.apache.org/licenses/LICENSE-2.0\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 #include <assert.h>\r
  17 #include <unistd.h>\r
  18 #include "wm_layer_control.hpp"\r
  19 #include "wm_layer.hpp"\r
  20 #include "json_helper.hpp"\r
  21 \r
  22 #define LC_AREA_PATH "/etc/areas.db"\r
  23 #define LC_LAYER_SETTING_PATH "/etc/layer_setting.json"\r
  24 \r
  25 using std::string;\r
  26 using std::vector;\r
  27 \r
  28 namespace wm {\r
  29 \r
  30 LayerControl* g_lc_ctxt;\r
  31 \r
  32 static void createCallback_static(ilmObjectType object,\r
  33                             t_ilm_uint id,\r
  34                             t_ilm_bool created,\r
  35                             void* data)\r
  36 {\r
  37     static_cast<LayerControl*>(data)->dispatchCreateEvent(object, id, created);\r
  38 }\r
  39 \r
  40 static void surfaceCallback_static(t_ilm_surface surface,\r
  41             struct ilmSurfaceProperties* surface_prop,\r
  42             t_ilm_notification_mask mask)\r
  43 {\r
  44     g_lc_ctxt->dispatchPropertyChangeEvent(surface, surface_prop, mask);\r
  45 }\r
  46 \r
  47 static void layerCallback_static(t_ilm_layer layer,\r
  48             struct ilmLayerProperties* layer_prop,\r
  49             t_ilm_notification_mask mask)\r
  50 {\r
  51     g_lc_ctxt->dispatchPropertyChangeEvent(layer, layer_prop, mask);\r
  52 }\r
  53 \r
  54 LayerControl::LayerControl(const std::string& root)\r
  55 {\r
  56     string area_path = root + LC_AREA_PATH;\r
  57     string layer_path= root + LC_LAYER_SETTING_PATH;\r
  58     // load layers.setting.json\r
  59     WMError ret = this->loadLayerSetting(layer_path);\r
  60     assert(ret == WMError::SUCCESS);\r
  61     // load area.db\r
  62     ret = this->loadAreaDb(area_path);\r
  63     assert(ret == WMError::SUCCESS);\r
  64 }\r
  65 \r
  66 WMError LayerControl::init(const LayerControlCallbacks& cb)\r
  67 {\r
  68     ilmErrorTypes rc = ilm_init();\r
  69     t_ilm_uint num = 0;\r
  70     t_ilm_uint *ids;\r
  71     int cnt = 0;\r
  72 \r
  73     while (rc != ILM_SUCCESS)\r
  74     {\r
  75         cnt++;\r
  76         if (20 <= cnt)\r
  77         {\r
  78             HMI_ERROR("Could not connect to compositor");\r
  79             goto lc_init_error;\r
  80         }\r
  81         HMI_ERROR("Wait to start weston ...");\r
  82         sleep(1);\r
  83         ilm_init();\r
  84     }\r
  85     if(rc != ILM_SUCCESS) goto lc_init_error;\r
  86 \r
  87     // Get current screen setting\r
  88     rc = ilm_getScreenIDs(&num, &ids);\r
  89 \r
  90     if(rc != ILM_SUCCESS) goto lc_init_error;\r
  91 \r
  92     for(unsigned i = 0; i < num; i++)\r
  93     {\r
  94         HMI_INFO("get screen: %d", ids[i]);\r
  95     }\r
  96     // Currently, 0 is only available\r
  97     this->screenID = ids[0];\r
  98 \r
  99     rc = ilm_getPropertiesOfScreen(this->screenID, &this->screen_prop);\r
 100 \r
 101     if(rc != ILM_SUCCESS) goto lc_init_error;\r
 102 \r
 103     // Register Callback from ILM\r
 104     this->cb = cb;\r
 105     ilm_registerNotification(createCallback_static, this);\r
 106 \r
 107     return WMError::SUCCESS;\r
 108 \r
 109 lc_init_error:\r
 110     HMI_ERROR("Failed to initialize. Terminate WM");\r
 111 \r
 112     return WMError::FAIL;\r
 113 }\r
 114 \r
 115 unsigned LayerControl::getNewLayerID(const string& role)\r
 116 {\r
 117     unsigned ret = 0;\r
 118     for(const auto& l: this->wm_layers)\r
 119     {\r
 120         ret = l->getNewLayerID(role);\r
 121         if(ret != 0)\r
 122         {\r
 123             break;\r
 124         }\r
 125     }\r
 126     return ret;\r
 127 }\r
 128 \r
 129 struct rect LayerControl::getAreaSize(const std::string& area)\r
 130 {\r
 131     return area2size[area];\r
 132 }\r
 133 \r
 134 void LayerControl::setupArea(double scaling)\r
 135 {\r
 136     struct rect rct;\r
 137 \r
 138     rct = this->area2size["normal.full"];\r
 139     this->area2size["normalfull"] = rct;\r
 140     this->area2size["normal"] = rct;\r
 141 \r
 142     for (auto &i : this->area2size)\r
 143     {\r
 144         i.second.x = static_cast<int>(scaling * i.second.x + 0.5);\r
 145         i.second.y = static_cast<int>(scaling * i.second.y + 0.5);\r
 146         i.second.w = static_cast<int>(scaling * i.second.w + 0.5);\r
 147         i.second.h = static_cast<int>(scaling * i.second.h + 0.5);\r
 148 \r
 149         HMI_DEBUG("wm:lm", "area:%s size(after) : x:%d y:%d w:%d h:%d",\r
 150             i.first.c_str(), i.second.x, i.second.y, i.second.w, i.second.h);\r
 151     }\r
 152 }\r
 153 \r
 154 Screen LayerControl::getScreenInfo()\r
 155 {\r
 156     return Screen(this->screen_prop.screenWidth, this->screen_prop.screenHeight);\r
 157 }\r
 158 \r
 159 WMError LayerControl::updateLayer(LayerState& layer_state)\r
 160 {\r
 161     return WMError::SUCCESS;\r
 162 }\r
 163 \r
 164 WMError LayerControl::commitChange()\r
 165 {\r
 166     WMError rc = WMError::SUCCESS;\r
 167     vector<unsigned> ivi_l_ids;\r
 168     for(const auto& l : this->wm_layers)\r
 169     {\r
 170         auto state = l->getLayerState();\r
 171         for(const auto& id : state.getIviIdList())\r
 172         {\r
 173             ivi_l_ids.push_back(id);\r
 174         }\r
 175     }\r
 176     t_ilm_layer* id_array = new t_ilm_layer[ivi_l_ids.size()];\r
 177     if(id_array == nullptr)\r
 178     {\r
 179         HMI_WARNING("short memory");\r
 180         this->undoUpdate();\r
 181         return WMError::FAIL;\r
 182     }\r
 183     int count = 0;\r
 184     for(const auto& i : ivi_l_ids)\r
 185     {\r
 186         id_array[count] = i;\r
 187     }\r
 188 \r
 189     ilmErrorTypes ret = ilm_displaySetRenderOrder(this->screenID, id_array, ivi_l_ids.size());\r
 190     if(ret != ILM_SUCCESS)\r
 191     {\r
 192         this->undoUpdate();\r
 193         rc = WMError::FAIL;\r
 194     }\r
 195     delete id_array;\r
 196     return rc;\r
 197 }\r
 198 \r
 199 void LayerControl::undoUpdate() {}\r
 200 \r
 201 WMError LayerControl::loadLayerSetting(const string &path)\r
 202 {\r
 203     HMI_DEBUG("loading WMLayer(Application Containers) Setting from %s", path);\r
 204 \r
 205     json_object *json_obj, *json_cfg;\r
 206     int ret = jh::inputJsonFilie(path.c_str(), &json_obj);\r
 207     if (0 > ret)\r
 208     {\r
 209         HMI_DEBUG("Could not open %s, so use default area information", path.c_str());\r
 210         return WMError::FAIL;\r
 211     }\r
 212     HMI_INFO("json_obj dump:%s", json_object_get_string(json_obj));\r
 213 \r
 214     if (!json_object_object_get_ex(json_obj, "mappings", &json_cfg))\r
 215     {\r
 216         HMI_ERROR("Parse Error!!");\r
 217         return WMError::FAIL;\r
 218     }\r
 219 \r
 220     int len = json_object_array_length(json_cfg);\r
 221     HMI_DEBUG("json_cfg len:%d", len);\r
 222 \r
 223     for (int i = 0; i < len; i++)\r
 224     {\r
 225         json_object *json_tmp = json_object_array_get_idx(json_cfg, i);\r
 226         HMI_DEBUG("> json_tmp dump:%s", json_object_get_string(json_tmp));\r
 227 \r
 228         this->wm_layers.emplace_back(std::make_shared<WMLayer>(json_tmp));\r
 229     }\r
 230 \r
 231     return WMError::SUCCESS;\r
 232 }\r
 233 \r
 234 WMError LayerControl::loadAreaDb(const std::string& path)\r
 235 {\r
 236     // Load area.db\r
 237     json_object *json_obj;\r
 238     int ret = jh::inputJsonFilie(path.c_str(), &json_obj);\r
 239     if (0 > ret)\r
 240     {\r
 241         HMI_DEBUG("Could not open %s, so use default area information", path.c_str());\r
 242         return WMError::FAIL;\r
 243     }\r
 244     HMI_INFO("json_obj dump:%s", json_object_get_string(json_obj));\r
 245 \r
 246     // Perse areas\r
 247     json_object *json_cfg;\r
 248     if (!json_object_object_get_ex(json_obj, "areas", &json_cfg))\r
 249     {\r
 250         HMI_ERROR("Parse Error!!");\r
 251         return WMError::FAIL;\r
 252     }\r
 253 \r
 254     int len = json_object_array_length(json_cfg);\r
 255     HMI_DEBUG("json_cfg len:%d", len);\r
 256 \r
 257     const char *area;\r
 258     for (int i = 0; i < len; i++)\r
 259     {\r
 260         json_object *json_tmp = json_object_array_get_idx(json_cfg, i);\r
 261         HMI_DEBUG("> json_tmp dump:%s", json_object_get_string(json_tmp));\r
 262 \r
 263         area = jh::getStringFromJson(json_tmp, "name");\r
 264         if (nullptr == area)\r
 265         {\r
 266             HMI_ERROR("Parse Error!!");\r
 267             return WMError::FAIL;\r
 268         }\r
 269         HMI_DEBUG("> area:%s", area);\r
 270 \r
 271         json_object *json_rect;\r
 272         if (!json_object_object_get_ex(json_tmp, "rect", &json_rect))\r
 273         {\r
 274             HMI_ERROR("Parse Error!!");\r
 275             return WMError::FAIL;\r
 276         }\r
 277         HMI_DEBUG("> json_rect dump:%s", json_object_get_string(json_rect));\r
 278 \r
 279         struct rect area_size;\r
 280         area_size.x = jh::getIntFromJson(json_rect, "x");\r
 281         area_size.y = jh::getIntFromJson(json_rect, "y");\r
 282         area_size.w = jh::getIntFromJson(json_rect, "w");\r
 283         area_size.h = jh::getIntFromJson(json_rect, "h");\r
 284 \r
 285         this->area2size[area] = area_size;\r
 286     }\r
 287 \r
 288     // Check\r
 289     for (const auto& itr : this->area2size)\r
 290     {\r
 291         HMI_DEBUG("area:%s x:%d y:%d w:%d h:%d",\r
 292                   itr.first.c_str(), itr.second.x, itr.second.y,\r
 293                   itr.second.w, itr.second.h);\r
 294     }\r
 295 \r
 296     // Release json_object\r
 297     json_object_put(json_obj);\r
 298 \r
 299     return WMError::SUCCESS;\r
 300 }\r
 301 \r
 302 void LayerControl::dispatchCreateEvent(ilmObjectType object, unsigned id, bool created)\r
 303 {\r
 304     this->cb.test(id);\r
 305     if (ILM_SURFACE == object)\r
 306     {\r
 307         if (created)\r
 308         {\r
 309             ilmSurfaceProperties sp;\r
 310             ilmErrorTypes rc;\r
 311             rc = ilm_getPropertiesOfSurface(id, &sp);\r
 312             if(rc != ILM_SUCCESS)\r
 313                 return;\r
 314             // this->cb->surfaceCreated(pid, id);\r
 315             ilm_surfaceAddNotification(id, surfaceCallback_static);\r
 316             ilm_surfaceSetSourceRectangle(id, 0, 0, sp.origSourceWidth, sp.origSourceHeight);\r
 317         }\r
 318         else\r
 319         {\r
 320             // this->cb->surfaceDestroyed(id);\r
 321         }\r
 322     }\r
 323     if (ILM_LAYER == object)\r
 324     {\r
 325         if(created)\r
 326         {\r
 327             ilm_layerAddNotification(id, layerCallback_static);\r
 328             // this->cb->layerCreated(id);\r
 329         }\r
 330         else\r
 331         {\r
 332             // this->cb->layerDestroyed(id); // Means Application is dead.\r
 333         }\r
 334     }\r
 335 }\r
 336 \r
 337 void LayerControl::dispatchPropertyChangeEvent(unsigned id,\r
 338         struct ilmSurfaceProperties* sprop,\r
 339         t_ilm_notification_mask mask)\r
 340 {\r
 341     pid_t pid = sprop->creatorPid;\r
 342     HMI_DEBUG("pid : %d", pid);\r
 343 \r
 344     if (ILM_NOTIFICATION_VISIBILITY & mask)\r
 345     {\r
 346         //this->cb->surfaceVisibilityChanged(id, sprop->visibility);\r
 347     }\r
 348     if (ILM_NOTIFICATION_OPACITY & mask)\r
 349     {\r
 350     }\r
 351     if (ILM_NOTIFICATION_ORIENTATION & mask)\r
 352     {\r
 353     }\r
 354     if (ILM_NOTIFICATION_SOURCE_RECT & mask)\r
 355     {\r
 356         // this->cb->surfaceSourceRectChanged(id, )\r
 357     }\r
 358     if (ILM_NOTIFICATION_DEST_RECT & mask)\r
 359     {\r
 360         // this->cb->surfaceSourceRectChanged(id, )\r
 361     }\r
 362     if (ILM_NOTIFICATION_CONTENT_AVAILABLE & mask)\r
 363     {\r
 364     }\r
 365     if (ILM_NOTIFICATION_CONTENT_REMOVED & mask)\r
 366     {\r
 367         /* application being down */\r
 368         // m_appLayers.remove(pid);\r
 369     }\r
 370     if (ILM_NOTIFICATION_CONFIGURED & mask)\r
 371     {\r
 372         /* qDebug("ILM_NOTIFICATION_CONFIGURED");\r
 373         qDebug("  surfaceProperties %d", surface);\r
 374         qDebug("    surfaceProperties.origSourceWidth: %d", surfaceProperties->origSourceWidth);\r
 375         qDebug("    surfaceProperties.origSourceHeight: %d", surfaceProperties->origSourceHeight);\r
 376 \r
 377         if (surface == WINDOWMANAGER_HOMESCREEN_MAIN_SURFACE_ID) {\r
 378             addSurfaceToLayer(surface, WINDOWMANAGER_LAYER_HOMESCREEN);\r
 379             configureHomeScreenMainSurface(surface, surfaceProperties->origSourceWidth, surfaceProperties->origSourceHeight);\r
 380         } else {\r
 381             ilmErrorTypes result;\r
 382             t_ilm_layer layer = addSurfaceToAppLayer(pid, surface);\r
 383 \r
 384             if (layer != 0) {\r
 385                 configureAppSurface(surface,\r
 386                                     surfaceProperties->origSourceWidth,\r
 387                                     surfaceProperties->origSourceHeight);\r
 388 \r
 389                 result = ilm_layerAddSurface(layer, surface);\r
 390                 if (result != ILM_SUCCESS) {\r
 391                     qDebug("ilm_layerAddSurface(%d,%d) failed.", layer, surface);\r
 392                 }\r
 393                 ilm_commitChanges();\r
 394             }\r
 395         }\r
 396         updateScreen(); */\r
 397     }\r
 398 }\r
 399 \r
 400 void LayerControl::dispatchPropertyChangeEvent(unsigned id,\r
 401         struct ilmLayerProperties* lprop,\r
 402         t_ilm_notification_mask mask)\r
 403 {\r
 404     if (ILM_NOTIFICATION_VISIBILITY & mask)\r
 405     {\r
 406         //this->cb->layerVisibilityChanged(id, sprop->visibility);\r
 407     }\r
 408     if (ILM_NOTIFICATION_OPACITY & mask)\r
 409     {\r
 410     }\r
 411     if (ILM_NOTIFICATION_ORIENTATION & mask)\r
 412     {\r
 413     }\r
 414     if (ILM_NOTIFICATION_SOURCE_RECT & mask)\r
 415     {\r
 416         // this->cb->surfaceSourceRectChanged(id, )\r
 417     }\r
 418     if (ILM_NOTIFICATION_DEST_RECT & mask)\r
 419     {\r
 420         // this->cb->surfaceSourceRectChanged(id, )\r
 421     }\r
 422     if (ILM_NOTIFICATION_CONTENT_AVAILABLE & mask)\r
 423     {\r
 424     }\r
 425     if (ILM_NOTIFICATION_CONTENT_REMOVED & mask)\r
 426     {\r
 427         /* application being down */\r
 428         // m_appLayers.remove(pid);\r
 429     }\r
 430     if (ILM_NOTIFICATION_CONFIGURED & mask)\r
 431     {\r
 432         /* qDebug("ILM_NOTIFICATION_CONFIGURED");\r
 433         qDebug("  surfaceProperties %d", surface);\r
 434         qDebug("    surfaceProperties.origSourceWidth: %d", surfaceProperties->origSourceWidth);\r
 435         qDebug("    surfaceProperties.origSourceHeight: %d", surfaceProperties->origSourceHeight);\r
 436 \r
 437         if (surface == WINDOWMANAGER_HOMESCREEN_MAIN_SURFACE_ID) {\r
 438             addSurfaceToLayer(surface, WINDOWMANAGER_LAYER_HOMESCREEN);\r
 439             configureHomeScreenMainSurface(surface, surfaceProperties->origSourceWidth, surfaceProperties->origSourceHeight);\r
 440         } else {\r
 441             ilmErrorTypes result;\r
 442             t_ilm_layer layer = addSurfaceToAppLayer(pid, surface);\r
 443 \r
 444             if (layer != 0) {\r
 445                 configureAppSurface(surface,\r
 446                                     surfaceProperties->origSourceWidth,\r
 447                                     surfaceProperties->origSourceHeight);\r
 448 \r
 449                 result = ilm_layerAddSurface(layer, surface);\r
 450                 if (result != ILM_SUCCESS) {\r
 451                     qDebug("ilm_layerAddSurface(%d,%d) failed.", layer, surface);\r
 452                 }\r
 453                 ilm_commitChanges();\r
 454             }\r
 455         }\r
 456         updateScreen(); */\r
 457     }\r
 458 }\r
 459 \r
 460 } // namespace wm