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 WMError LayerControl::updateLayer(LayerState& layer_state)\r
 130 {\r
 131     return WMError::SUCCESS;\r
 132 }\r
 133 \r
 134 WMError LayerControl::commitChange()\r
 135 {\r
 136     WMError rc = WMError::SUCCESS;\r
 137     vector<unsigned> ivi_l_ids;\r
 138     for(const auto& l : this->wm_layers)\r
 139     {\r
 140         auto state = l->getLayerState();\r
 141         for(const auto& id : state.getIviIdList())\r
 142         {\r
 143             ivi_l_ids.push_back(id);\r
 144         }\r
 145     }\r
 146     t_ilm_layer* id_array = new t_ilm_layer[ivi_l_ids.size()];\r
 147     if(id_array == nullptr)\r
 148     {\r
 149         HMI_WARNING("short memory");\r
 150         this->undoUpdate();\r
 151         return WMError::FAIL;\r
 152     }\r
 153     int count = 0;\r
 154     for(const auto& i : ivi_l_ids)\r
 155     {\r
 156         id_array[count] = i;\r
 157     }\r
 158 \r
 159     ilmErrorTypes ret = ilm_displaySetRenderOrder(this->screenID, id_array, ivi_l_ids.size());\r
 160     if(ret != ILM_SUCCESS)\r
 161     {\r
 162         this->undoUpdate();\r
 163         rc = WMError::FAIL;\r
 164     }\r
 165     delete id_array;\r
 166     return rc;\r
 167 }\r
 168 \r
 169 void LayerControl::undoUpdate() {}\r
 170 \r
 171 WMError LayerControl::loadLayerSetting(const string &path)\r
 172 {\r
 173     HMI_DEBUG("loading WMLayer(Application Containers) Setting from %s", path);\r
 174 \r
 175     json_object *json_obj, *json_cfg;\r
 176     int ret = jh::inputJsonFilie(path.c_str(), &json_obj);\r
 177     if (0 > ret)\r
 178     {\r
 179         HMI_DEBUG("Could not open %s, so use default area information", path.c_str());\r
 180         return WMError::FAIL;\r
 181     }\r
 182     HMI_INFO("json_obj dump:%s", json_object_get_string(json_obj));\r
 183 \r
 184     if (!json_object_object_get_ex(json_obj, "mappings", &json_cfg))\r
 185     {\r
 186         HMI_ERROR("Parse Error!!");\r
 187         return WMError::FAIL;\r
 188     }\r
 189 \r
 190     int len = json_object_array_length(json_cfg);\r
 191     HMI_DEBUG("json_cfg len:%d", len);\r
 192 \r
 193     for (int i = 0; i < len; i++)\r
 194     {\r
 195         json_object *json_tmp = json_object_array_get_idx(json_cfg, i);\r
 196         HMI_DEBUG("> json_tmp dump:%s", json_object_get_string(json_tmp));\r
 197 \r
 198         this->wm_layers.emplace_back(std::make_shared<WMLayer>(json_tmp));\r
 199     }\r
 200 \r
 201     return WMError::SUCCESS;\r
 202 }\r
 203 \r
 204 WMError LayerControl::loadAreaDb(const std::string& path)\r
 205 {\r
 206     // Load area.db\r
 207     json_object *json_obj;\r
 208     int ret = jh::inputJsonFilie(path.c_str(), &json_obj);\r
 209     if (0 > ret)\r
 210     {\r
 211         HMI_DEBUG("Could not open %s, so use default area information", path.c_str());\r
 212         return WMError::FAIL;\r
 213     }\r
 214     HMI_INFO("json_obj dump:%s", json_object_get_string(json_obj));\r
 215 \r
 216     // Perse areas\r
 217     json_object *json_cfg;\r
 218     if (!json_object_object_get_ex(json_obj, "areas", &json_cfg))\r
 219     {\r
 220         HMI_ERROR("Parse Error!!");\r
 221         return WMError::FAIL;\r
 222     }\r
 223 \r
 224     int len = json_object_array_length(json_cfg);\r
 225     HMI_DEBUG("json_cfg len:%d", len);\r
 226 \r
 227     const char *area;\r
 228     for (int i = 0; i < len; i++)\r
 229     {\r
 230         json_object *json_tmp = json_object_array_get_idx(json_cfg, i);\r
 231         HMI_DEBUG("> json_tmp dump:%s", json_object_get_string(json_tmp));\r
 232 \r
 233         area = jh::getStringFromJson(json_tmp, "name");\r
 234         if (nullptr == area)\r
 235         {\r
 236             HMI_ERROR("Parse Error!!");\r
 237             return WMError::FAIL;\r
 238         }\r
 239         HMI_DEBUG("> area:%s", area);\r
 240 \r
 241         json_object *json_rect;\r
 242         if (!json_object_object_get_ex(json_tmp, "rect", &json_rect))\r
 243         {\r
 244             HMI_ERROR("Parse Error!!");\r
 245             return WMError::FAIL;\r
 246         }\r
 247         HMI_DEBUG("> json_rect dump:%s", json_object_get_string(json_rect));\r
 248 \r
 249         struct rect area_size;\r
 250         area_size.x = jh::getIntFromJson(json_rect, "x");\r
 251         area_size.y = jh::getIntFromJson(json_rect, "y");\r
 252         area_size.w = jh::getIntFromJson(json_rect, "w");\r
 253         area_size.h = jh::getIntFromJson(json_rect, "h");\r
 254 \r
 255         this->area2size[area] = area_size;\r
 256     }\r
 257 \r
 258     // Check\r
 259     for (const auto& itr : this->area2size)\r
 260     {\r
 261         HMI_DEBUG("area:%s x:%d y:%d w:%d h:%d",\r
 262                   itr.first.c_str(), itr.second.x, itr.second.y,\r
 263                   itr.second.w, itr.second.h);\r
 264     }\r
 265 \r
 266     // Release json_object\r
 267     json_object_put(json_obj);\r
 268 \r
 269     return WMError::SUCCESS;\r
 270 }\r
 271 \r
 272 void LayerControl::dispatchCreateEvent(ilmObjectType object, unsigned id, bool created)\r
 273 {\r
 274     this->cb.test(id);\r
 275     if (ILM_SURFACE == object)\r
 276     {\r
 277         if (created)\r
 278         {\r
 279             ilmSurfaceProperties sp;\r
 280             ilmErrorTypes rc;\r
 281             rc = ilm_getPropertiesOfSurface(id, &sp);\r
 282             if(rc != ILM_SUCCESS)\r
 283                 return;\r
 284             // this->cb->surfaceCreated(pid, id);\r
 285             ilm_surfaceAddNotification(id, surfaceCallback_static);\r
 286             ilm_surfaceSetSourceRectangle(id, 0, 0, sp.origSourceWidth, sp.origSourceHeight);\r
 287         }\r
 288         else\r
 289         {\r
 290             // this->cb->surfaceDestroyed(id);\r
 291         }\r
 292     }\r
 293     if (ILM_LAYER == object)\r
 294     {\r
 295         if(created)\r
 296         {\r
 297             ilm_layerAddNotification(id, layerCallback_static);\r
 298             // this->cb->layerCreated(id);\r
 299         }\r
 300         else\r
 301         {\r
 302             // this->cb->layerDestroyed(id); // Means Application is dead.\r
 303         }\r
 304     }\r
 305 }\r
 306 \r
 307 void LayerControl::dispatchPropertyChangeEvent(unsigned id,\r
 308         struct ilmSurfaceProperties* sprop,\r
 309         t_ilm_notification_mask mask)\r
 310 {\r
 311     pid_t pid = sprop->creatorPid;\r
 312     HMI_DEBUG("pid : %d", pid);\r
 313 \r
 314     if (ILM_NOTIFICATION_VISIBILITY & mask)\r
 315     {\r
 316         //this->cb->surfaceVisibilityChanged(id, sprop->visibility);\r
 317     }\r
 318     if (ILM_NOTIFICATION_OPACITY & mask)\r
 319     {\r
 320     }\r
 321     if (ILM_NOTIFICATION_ORIENTATION & mask)\r
 322     {\r
 323     }\r
 324     if (ILM_NOTIFICATION_SOURCE_RECT & mask)\r
 325     {\r
 326         // this->cb->surfaceSourceRectChanged(id, )\r
 327     }\r
 328     if (ILM_NOTIFICATION_DEST_RECT & mask)\r
 329     {\r
 330         // this->cb->surfaceSourceRectChanged(id, )\r
 331     }\r
 332     if (ILM_NOTIFICATION_CONTENT_AVAILABLE & mask)\r
 333     {\r
 334     }\r
 335     if (ILM_NOTIFICATION_CONTENT_REMOVED & mask)\r
 336     {\r
 337         /* application being down */\r
 338         // m_appLayers.remove(pid);\r
 339     }\r
 340     if (ILM_NOTIFICATION_CONFIGURED & mask)\r
 341     {\r
 342         /* qDebug("ILM_NOTIFICATION_CONFIGURED");\r
 343         qDebug("  surfaceProperties %d", surface);\r
 344         qDebug("    surfaceProperties.origSourceWidth: %d", surfaceProperties->origSourceWidth);\r
 345         qDebug("    surfaceProperties.origSourceHeight: %d", surfaceProperties->origSourceHeight);\r
 346 \r
 347         if (surface == WINDOWMANAGER_HOMESCREEN_MAIN_SURFACE_ID) {\r
 348             addSurfaceToLayer(surface, WINDOWMANAGER_LAYER_HOMESCREEN);\r
 349             configureHomeScreenMainSurface(surface, surfaceProperties->origSourceWidth, surfaceProperties->origSourceHeight);\r
 350         } else {\r
 351             ilmErrorTypes result;\r
 352             t_ilm_layer layer = addSurfaceToAppLayer(pid, surface);\r
 353 \r
 354             if (layer != 0) {\r
 355                 configureAppSurface(surface,\r
 356                                     surfaceProperties->origSourceWidth,\r
 357                                     surfaceProperties->origSourceHeight);\r
 358 \r
 359                 result = ilm_layerAddSurface(layer, surface);\r
 360                 if (result != ILM_SUCCESS) {\r
 361                     qDebug("ilm_layerAddSurface(%d,%d) failed.", layer, surface);\r
 362                 }\r
 363                 ilm_commitChanges();\r
 364             }\r
 365         }\r
 366         updateScreen(); */\r
 367     }\r
 368 }\r
 369 \r
 370 void LayerControl::dispatchPropertyChangeEvent(unsigned id,\r
 371         struct ilmLayerProperties* lprop,\r
 372         t_ilm_notification_mask mask)\r
 373 {\r
 374     if (ILM_NOTIFICATION_VISIBILITY & mask)\r
 375     {\r
 376         //this->cb->layerVisibilityChanged(id, sprop->visibility);\r
 377     }\r
 378     if (ILM_NOTIFICATION_OPACITY & mask)\r
 379     {\r
 380     }\r
 381     if (ILM_NOTIFICATION_ORIENTATION & mask)\r
 382     {\r
 383     }\r
 384     if (ILM_NOTIFICATION_SOURCE_RECT & mask)\r
 385     {\r
 386         // this->cb->surfaceSourceRectChanged(id, )\r
 387     }\r
 388     if (ILM_NOTIFICATION_DEST_RECT & mask)\r
 389     {\r
 390         // this->cb->surfaceSourceRectChanged(id, )\r
 391     }\r
 392     if (ILM_NOTIFICATION_CONTENT_AVAILABLE & mask)\r
 393     {\r
 394     }\r
 395     if (ILM_NOTIFICATION_CONTENT_REMOVED & mask)\r
 396     {\r
 397         /* application being down */\r
 398         // m_appLayers.remove(pid);\r
 399     }\r
 400     if (ILM_NOTIFICATION_CONFIGURED & mask)\r
 401     {\r
 402         /* qDebug("ILM_NOTIFICATION_CONFIGURED");\r
 403         qDebug("  surfaceProperties %d", surface);\r
 404         qDebug("    surfaceProperties.origSourceWidth: %d", surfaceProperties->origSourceWidth);\r
 405         qDebug("    surfaceProperties.origSourceHeight: %d", surfaceProperties->origSourceHeight);\r
 406 \r
 407         if (surface == WINDOWMANAGER_HOMESCREEN_MAIN_SURFACE_ID) {\r
 408             addSurfaceToLayer(surface, WINDOWMANAGER_LAYER_HOMESCREEN);\r
 409             configureHomeScreenMainSurface(surface, surfaceProperties->origSourceWidth, surfaceProperties->origSourceHeight);\r
 410         } else {\r
 411             ilmErrorTypes result;\r
 412             t_ilm_layer layer = addSurfaceToAppLayer(pid, surface);\r
 413 \r
 414             if (layer != 0) {\r
 415                 configureAppSurface(surface,\r
 416                                     surfaceProperties->origSourceWidth,\r
 417                                     surfaceProperties->origSourceHeight);\r
 418 \r
 419                 result = ilm_layerAddSurface(layer, surface);\r
 420                 if (result != ILM_SUCCESS) {\r
 421                     qDebug("ilm_layerAddSurface(%d,%d) failed.", layer, surface);\r
 422                 }\r
 423                 ilm_commitChanges();\r
 424             }\r
 425         }\r
 426         updateScreen(); */\r
 427     }\r
 428 }\r
 429 \r
 430 } // namespace wm