Modify string of car state
[apps/agl-service-windowmanager.git] / src / app.cpp
index 07aab0b..4ce9df6 100644 (file)
@@ -93,6 +93,203 @@ struct result<layer_map> load_layer_map(char const *filename) {
 }  // namespace
 
 
+namespace rm {
+App *context;
+static void onStateTransitioned(json_object* json_out) {
+    context->updateWindowResources(json_out);
+}
+
+static void onError(json_object* json_out) {
+    HMI_DEBUG("wm", "error message from PolicyManager:%s",
+              json_object_get_string(json_out));
+}
+}  // namespace rm
+
+
+void App::updateCarElements(json_object* json_out) {
+    json_object* json_car_ele;
+    if (!json_object_object_get_ex(json_out, "car_elements", &json_car_ele)) {
+        HMI_DEBUG("wm", "Not found key \"car_elements\"");
+        return;
+    }
+
+    int len = json_object_array_length(json_car_ele);
+    HMI_DEBUG("wm", "json_car_ele len:%d", len);
+
+    for (int i=0; i<len; i++) {
+        json_object* json_tmp = json_object_array_get_idx(json_car_ele, i);
+
+        std::string car_ele_name = jh::getStringFromJson(json_tmp, "name");
+        std::string state = jh::getStringFromJson(json_tmp, "state");
+        json_bool changed = jh::getBoolFromJson(json_tmp, "changed");
+        HMI_DEBUG("wm", "car_element:%s changed:%d", car_ele_name.c_str(), changed);
+
+        if (changed) {
+            if ("parking_brake" == car_ele_name) {
+                if ("off" == state) {
+                    this->crr_car_info.parking_brake_stt = false;
+#if 0 // FOR ALS: using lightstatus brake, so do not emit parking brake event
+                    this->emitParkingBrakeOff();
+#endif
+                }
+                else if ("on" == state) {
+                    this->crr_car_info.parking_brake_stt = true;
+#if 0 // FOR ALS: using lightstatus brake, so do not emit parking brake event
+                    this->emitParkingBrakeOn();
+#endif
+                }
+                else {
+                    HMI_DEBUG("wm", "Unknown parking brake state: %s", state.c_str());
+                }
+            }
+            else if ("accel_pedal" == car_ele_name) {
+                if ("off" == state) {
+                    this->crr_car_info.accel_pedal_stt = false;
+                }
+                else if ("on" == state) {
+                    this->crr_car_info.accel_pedal_stt = true;
+                }
+                else {
+                    HMI_DEBUG("wm", "Unknown accel pedal state: %s", state.c_str());
+                }
+            }
+            else if ("lightstatus_brake" == car_ele_name) {
+                if ("off" == state) {
+                    this->crr_car_info.lightstatus_brake_stt = false;
+                    this->emitLightstatusBrakeOff();
+                }
+                else if ("on" == state) {
+                    this->crr_car_info.lightstatus_brake_stt = true;
+                    this->emitLightstatusBrakeOn();
+                }
+                else {
+                    HMI_DEBUG("wm", "Unknown lightstatus brake state: %s", state.c_str());
+                }
+            }
+            else if ("running" == car_ele_name) {
+                if ("stop" == state) {
+                    this->crr_car_info.car_stt = "stop";
+                    this->emitCarStop();
+                }
+                else if ("run" == state) {
+                    this->crr_car_info.car_stt = "run";
+                    this->emitCarRun();
+                }
+                else {
+                    HMI_DEBUG("wm", "Unknown car state: %s", state.c_str());
+                }
+            }
+            else if ("lamp" == car_ele_name) {
+                if ("off" == state) {
+                    this->crr_car_info.headlamp_stt = false;
+                    this->emitHeadlampOff();
+                }
+                else if ("on" == state) {
+                    this->crr_car_info.headlamp_stt = true;
+                    this->emitHeadlampOn();
+                }
+                else {
+                    HMI_DEBUG("wm", "Unknown lamp state: %s", state.c_str());
+                }
+            }
+            else {
+                HMI_DEBUG("wm", "Unknown car element: %s", car_ele_name.c_str());
+            }
+        }
+    }
+}
+
+void App::updateLayers(json_object* json_out) {
+    // Get displayed roles from current layout
+    json_object* json_layers;
+    if (!json_object_object_get_ex(json_out, "layers", &json_layers)) {
+        HMI_DEBUG("wm", "Not found key \"layers\"");
+        return;
+    }
+
+    int len = json_object_array_length(json_layers);
+    HMI_DEBUG("wm", "json_layers len:%d", len);
+
+    for (int i=0; i<len; i++) {
+        json_object* json_tmp = json_object_array_get_idx(json_layers, i);
+
+        std::string layer_name = jh::getStringFromJson(json_tmp, "name");
+        json_bool changed = jh::getBoolFromJson(json_tmp, "changed");
+        HMI_DEBUG("wm", "layer:%s changed:%d", layer_name.c_str(), changed);
+
+        if (changed) {
+            json_object* json_areas;
+            if (!json_object_object_get_ex(json_tmp, "areas", &json_areas)) {
+                HMI_DEBUG("wm", "Not found key \"areas\"");
+                return;
+            }
+
+            int len = json_object_array_length(json_areas);
+            HMI_DEBUG("wm", "json_layers len:%d", len);
+
+            RoleState nxt_roles;
+            RoleState crr_roles = this->crr_layer_state[layer_name];
+            for (int j=0; j<len; j++) {
+                json_object* json_tmp2 = json_object_array_get_idx(json_areas, j);
+
+                std::string area_name = jh::getStringFromJson(json_tmp2, "name");
+                std::string role_name = jh::getStringFromJson(json_tmp2, "role");
+
+                nxt_roles[role_name] = area_name;
+
+                auto i_crr = crr_roles.find(role_name);
+                HMI_DEBUG("wm", "next role:%s area:%s",
+                          role_name.c_str(), area_name.c_str());
+
+                // If next role does not exist in current
+                if (crr_roles.end() == i_crr) {
+                    HMI_DEBUG("wm", "next role does not exist in current");
+
+                    // Set surface size
+                    this->setSurfaceSize(role_name.c_str(), area_name.c_str());
+                }
+                else {
+                    HMI_DEBUG("wm", "current role:%s area:%s",
+                              i_crr->first.c_str(), i_crr->second.c_str());
+
+                    // If next role exists in current and area is different with current
+                    if (area_name != i_crr->second) {
+                        HMI_DEBUG("wm", "next role exists in current and area is different with current");
+
+                        // Set surface size
+                        this->setSurfaceSize(role_name.c_str(), area_name.c_str());
+                    }
+
+                    // Remove role which exist in next list from current list
+                    crr_roles.erase(i_crr);
+                }
+            }
+
+            // Deactivate roles which remains in current list
+            // because these are not displayed in next layout
+            for (auto i_crr : crr_roles) {
+                HMI_DEBUG("wm", "Deactivate role:%s", i_crr.first.c_str());
+
+                // Deactivate
+                this->deactivate(i_crr.first.c_str());
+            }
+
+            // Update current role list
+            this->crr_layer_state[layer_name] = nxt_roles;
+        }
+    }
+}
+
+void App::updateWindowResources(json_object* json_out) {
+    HMI_DEBUG("wm", "json_out dump:%s", json_object_get_string(json_out));
+
+    // Update car elements
+    this->updateCarElements(json_out);
+
+    // Update layers
+    this->updateLayers(json_out);
+}
+
 /**
  * App Impl
  */
@@ -119,6 +316,13 @@ App::App(wl::display *d)
    } catch (std::exception &e) {
       HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
    }
+
+   // Initialize current car info
+   this->crr_car_info.parking_brake_stt = true;
+   this->crr_car_info.accel_pedal_stt = false;
+   this->crr_car_info.accel_pedal_pos = 0;
+   this->crr_car_info.car_stt = "stop";
+   this->crr_car_info.headlamp_stt = false;
 }
 
 int App::init() {
@@ -131,16 +335,25 @@ int App::init() {
       return -1;
    }
 
+   // Store my context for calling callback for PolicyManager
+   rm::context = this;
+
 #if 1 // @@@@@
    // Load app.db
    this->loadAppDb();
 #endif
 
    // Initialize PolicyManager
-   this->pm_.initialize();
+   this->pm.initialize();
+
+   // Register callback to PolicyManager
+   PolicyManager::CallbackTable callback;
+   callback.onStateTransitioned = rm::onStateTransitioned;
+   callback.onError = rm::onError;
+   this->pm.registerCallback(callback);
 
    // Initialize LayoutManager
-   this->lm_.initialize();
+   this->lm.initialize();
 
    // Make afb event
    for (int i=Event_Val_Min; i<=Event_Val_Max; i++) {
@@ -262,32 +475,38 @@ void App::layout_commit() {
    this->display->flush();
 }
 
+const char* App::convertDrawingNameToRole(char const *drawing_name) {
+    const char* role;
+
+    if (this->drawingname2role.find(drawing_name) != this->drawingname2role.end()) {
+        // drawing_name is old role. So convert to new role.
+        role = this->drawingname2role[drawing_name].c_str();
+    }
+    else {
+        // drawing_name is new role.
+        role = drawing_name;
+    }
+    HMI_DEBUG("wm", "drawing_name:%s -> role: %s", drawing_name, role);
+
+    return role;
+}
+
 void App::allocateWindowResource(char const *event, char const *drawing_name,
-                                 char const *drawing_area, char const *role,
-                                 const reply_func &reply) {
+                                 char const *drawing_area, const reply_func &reply) {
     const char* new_role = nullptr;
     const char* new_area = nullptr;
 
-    if (0 == strcmp("activate", event)) {
-        // TODO:
-        // This process will be removed
-        // because the applications will specify role instead of drawing_name
-        {
-            if ((nullptr == role) || (0 == strcmp("", role))) {
-                HMI_DEBUG("wm", "Role is not specified, so get by using app name");
-                new_role = this->app2role_[drawing_name].c_str();
-            }
-            else {
-                new_role = role;
-            }
-            HMI_DEBUG("wm", "drawing_name:%s, new_role: %s", drawing_name, new_role);
-        }
+    // Convert old role to new role
+    if ((nullptr != drawing_name) && (0 != strcmp("", drawing_name))) {
+        new_role = this->convertDrawingNameToRole(drawing_name);
+    }
 
+    if (0 == strcmp("activate", event)) {
         // TODO:
         // This process will be removed
         // because the area "normal.full" and "normalfull" will be prohibited
         {
-            if (0 == strcmp("Restriction", drawing_name)) {
+            if (0 == strcmp("restriction", new_role)) {
                 new_area = drawing_area;
             }
             else {
@@ -302,7 +521,7 @@ void App::allocateWindowResource(char const *event, char const *drawing_name,
                 }
                 else if (0 == strcmp("homescreen", new_role)) {
                     // Now homescreen specifies "normalfull"
-                    new_area = "full";
+                    new_area = "fullscreen";
                 }
                 else {
                     new_area = "normal";
@@ -312,19 +531,6 @@ void App::allocateWindowResource(char const *event, char const *drawing_name,
         }
     }
     else if (0 == strcmp("deactivate", event)) {
-        // TODO:
-        // This process will be removed
-        // because the applications will specify role instead of drawing_name
-        {
-            if ((nullptr == role) || (0 == strcmp("", role))) {
-                HMI_DEBUG("wm", "Role is not specified, so get by using app name");
-                new_role = this->app2role_[drawing_name].c_str();
-            }
-            else {
-                new_role = role;
-            }
-            HMI_DEBUG("wm", "drawing_name:%s, new_role: %s", drawing_name, new_role);
-        }
         new_area = "";
     }
 
@@ -335,11 +541,9 @@ void App::allocateWindowResource(char const *event, char const *drawing_name,
     // If event is "activate" and area is not specifid,
     // get default value by using role
 
-    // Check Policy
+    // Input event to PolicyManager
     json_object* json_in = json_object_new_object();
-    json_object* json_out = json_object_new_object();
     json_object_object_add(json_in, "event", json_object_new_string(event));
-
     if (nullptr != new_role) {
         json_object_object_add(json_in, "role", json_object_new_string(new_role));
     }
@@ -347,119 +551,14 @@ void App::allocateWindowResource(char const *event, char const *drawing_name,
         json_object_object_add(json_in, "area", json_object_new_string(new_area));
     }
 
-    int ret = this->pm_.checkPolicy(json_in, &json_out);
-    if (0 > ret) {
-        reply("Error checkPolicy()");
-        return;
-    }
-    else {
-        HMI_DEBUG("wm", "result: %s", json_object_get_string(json_out));
-    }
-
-    // Release json_object
-    json_object_put(json_in);
-
-    // Check parking brake state
-    json_object* json_parking_brake;
-    if (!json_object_object_get_ex(json_out, "parking_brake", &json_parking_brake)) {
-        reply("Not found key \"parking_brake\"");
-        return;
-    }
+    // Set input event data
+    this->pm.setInputEventData(json_in);
 
-    json_bool is_changed;
-    is_changed = jh::getBoolFromJson(json_parking_brake, "is_changed");
-    if (is_changed) {
-        // Update parking brake state
-        std::string parking_brake_state = jh::getStringFromJson(json_parking_brake, "state");
-        HMI_DEBUG("wm", "parking_brake_state: %s", parking_brake_state.c_str());
-
-        // Emit parking brake event
-        if ("parking_brake_off" == parking_brake_state) {
-            this->emitParkingBrakeOff();
-        }
-        else if ("parking_brake_on" == parking_brake_state) {
-            this->emitParkingBrakeOn();
-        }
-        else {
-            reply("Unknown parking brake state");
-            return;
-        }
-    }
-
-    // Check car state
-    json_object* json_car;
-    if (!json_object_object_get_ex(json_out, "car", &json_car)) {
-        reply("Not found key \"car\"");
-        return;
-    }
-
-    is_changed = jh::getBoolFromJson(json_car, "is_changed");
-    if (is_changed) {
-        // Update car state
-        std::string car_state = jh::getStringFromJson(json_car, "state");
-        HMI_DEBUG("wm", "car_state: %s", car_state.c_str());
-
-        // Emit car event
-        if ("car_stop" == car_state) {
-            this->emitCarStop();
-        }
-        else if ("car_run" == car_state) {
-            this->emitCarRun();
-        }
-        else {
-            reply("Unknown car state");
-            return;
-        }
-    }
-
-    // Check lamp state
-    json_object* json_lamp;
-    if (!json_object_object_get_ex(json_out, "lamp", &json_lamp)) {
-        reply("Not found key \"lamp\"");
-        return;
-    }
-
-    is_changed = jh::getBoolFromJson(json_lamp, "is_changed");
-    if (is_changed) {
-        // Update car state
-        std::string lamp_state = jh::getStringFromJson(json_lamp, "state");
-        HMI_DEBUG("wm", "lamp_state: %s", lamp_state.c_str());
-
-        // Emit lamp event
-        if ("lamp_off" == lamp_state) {
-            this->emitHeadlampOff();
-        }
-        else if ("lamp_on" == lamp_state) {
-            this->emitHeadlampOn();
-        }
-        else {
-            reply("Unknown lamp state");
-            return;
-        }
-    }
-
-    // Get category
-    const char* category = nullptr;
-    std::string str_category;
-    if (nullptr != new_role) {
-        str_category = this->pm_.roleToCategory(new_role);
-        category = str_category.c_str();
-        HMI_DEBUG("wm", "role:%s category:%s", new_role, category);
-    }
-
-    // Update layout
-    if (this->lm_.updateLayout(json_out, new_role, category)) {
-        HMI_DEBUG("wm", "Layer is changed!!");
-
-        // Allocate surface
-        this->allocateSurface();
-    }
-    else {
-        HMI_DEBUG("wm", "All layer is NOT changed!!");
-    }
+    // Execute state transition
+    this->pm.executeStateTransition();
 
     // Release json_object
-    json_object_put(json_out);
+    json_object_put(json_in);
 
     return;
 }
@@ -485,12 +584,17 @@ void App::check_flushdraw(int surface_id) {
 }
 
 void App::api_enddraw(char const *drawing_name) {
+   // Convert drawing_name to role
+   const char* role = this->convertDrawingNameToRole(drawing_name);
+
    for (unsigned i = 0, iend = this->pending_end_draw.size(); i < iend; i++) {
       auto n = this->lookup_name(this->pending_end_draw[i]);
-      if (n && *n == drawing_name) {
+      int surface_id = this->pending_end_draw[i];
+
+      if (n && *n == role) {
          std::swap(this->pending_end_draw[i], this->pending_end_draw[iend - 1]);
          this->pending_end_draw.resize(iend - 1);
-         this->activate(this->pending_end_draw[i]);
+         this->activate(surface_id);
          this->emit_flushdraw(drawing_name);
       }
    }
@@ -573,10 +677,10 @@ void App::surface_removed(uint32_t surface_id) {
    if (int(surface_id) == this->layers.main_surface) {
       this->deactivate_main_surface();
    } else {
-      auto drawing_name = this->lookup_name(surface_id);
-      if (drawing_name) {
-         this->allocateWindowResource("deactivate", drawing_name->c_str(),
-                                      nullptr, nullptr,
+      auto role = this->lookup_name(surface_id);
+      if (role) {
+         this->allocateWindowResource("deactivate",
+                                      role->c_str(), nullptr,
                                       [](const char*){});
       }
    }
@@ -631,6 +735,16 @@ void App::emitParkingBrakeOn() {
     this->send_event(kListEventName[Event_ParkingBrakeOn]);
 }
 
+void App::emitLightstatusBrakeOff() {
+    // Send LightstatusBrakeOff event for all application
+    this->send_event(kListEventName[Event_LightstatusBrakeOff]);
+}
+
+void App::emitLightstatusBrakeOn() {
+    // Send LightstatusBrakeOn event for all application
+    this->send_event(kListEventName[Event_LightstatusBrakeOn]);
+}
+
 void App::emitCarStop() {
     // Send CarStop event for all application
     this->send_event(kListEventName[Event_CarStop]);
@@ -642,7 +756,10 @@ void App::emitCarRun() {
 }
 
 result<int> App::api_request_surface(char const *drawing_name) {
-   auto lid = this->layers.get_layer_id(std::string(drawing_name));
+   // Convert drawing_name to role
+   const char* role = this->convertDrawingNameToRole(drawing_name);
+
+   auto lid = this->layers.get_layer_id(std::string(role));
    if (!lid) {
       /**
        * register drawing_name as fallback and make it displayed.
@@ -654,10 +771,10 @@ result<int> App::api_request_surface(char const *drawing_name) {
       }
    }
 
-   auto rname = this->lookup_id(drawing_name);
+   auto rname = this->lookup_id(role);
    if (!rname) {
       // name does not exist yet, allocate surface id...
-      auto id = int(this->id_alloc.generate_id(drawing_name));
+      auto id = int(this->id_alloc.generate_id(role));
       this->layers.add_surface(id, *lid);
 
       // set the main_surface[_name] here and now
@@ -667,24 +784,8 @@ result<int> App::api_request_surface(char const *drawing_name) {
          HMI_DEBUG("wm", "Set main_surface id to %u", id);
       }
 
-#if 0 // @@@@@
-      // TODO:
-      // This process will be implemented in SystemManager
-      {
-          // Generate app id
-          auto id = int(this->app_id_alloc_.generate_id(drawing_name));
-          this->appname2appid_[drawing_name] = id;
-      }
-#endif
-
-      // Set map of (role, surface_id)
-      std::string role = this->app2role_[std::string(drawing_name)];
-      this->role2surfaceid_[role] = id;
-
-      // Set map of (role, app)
-      // If the new app which has the same role which is had by existing app is requested,
-      // the role is given to the new app.
-      this->role2app_[role] = std::string(drawing_name);
+      // Set map of (role, drawing_name)
+      this->role2drawingname[role] = std::string(drawing_name);
 
       return Ok<int>(id);
    }
@@ -696,8 +797,10 @@ result<int> App::api_request_surface(char const *drawing_name) {
 char const *App::api_request_surface(char const *drawing_name,
                                      char const *ivi_id) {
    ST();
+   // Convert drawing_name to role
+   const char* role = this->convertDrawingNameToRole(drawing_name);
 
-   auto lid = this->layers.get_layer_id(std::string(drawing_name));
+   auto lid = this->layers.get_layer_id(std::string(role));
    unsigned sid = std::stol(ivi_id);
 
    if (!lid) {
@@ -711,14 +814,14 @@ char const *App::api_request_surface(char const *drawing_name,
       }
    }
 
-   auto rname = this->lookup_id(drawing_name);
+   auto rname = this->lookup_id(role);
 
    if (rname) {
        return "Surface already present";
    }
 
    // register pair drawing_name and ivi_id
-   this->id_alloc.register_name_id(drawing_name, sid);
+   this->id_alloc.register_name_id(role, sid);
    this->layers.add_surface(sid, *lid);
 
    // this surface is already created
@@ -752,8 +855,11 @@ result<json_object *> App::api_get_display_info() {
 result<json_object *> App::api_get_area_info(char const *drawing_name) {
    HMI_DEBUG("wm", "called");
 
+   // Convert drawing_name to role
+   const char* role = this->convertDrawingNameToRole(drawing_name);
+
    // Check drawing name, surface/layer id
-   auto const &surface_id = this->lookup_id(drawing_name);
+   auto const &surface_id = this->lookup_id(role);
    if (!surface_id) {
       return Err<json_object *>("Surface does not exist");
    }
@@ -795,11 +901,9 @@ void App::activate(int id) {
       char const *label =
          this->lookup_name(id).value_or("unknown-name").c_str();
 
-      // FOR CES DEMO >>>
-      if ((0 == strcmp(label, "Radio"))
-          || (0 == strcmp(label, "MediaPlayer"))
-          || (0 == strcmp(label, "Music"))
-          || (0 == strcmp(label, "Navigation"))) {
+      if ((0 == strcmp(label, "radio"))
+          || (0 == strcmp(label, "music"))
+          || (0 == strcmp(label, "map"))) {
         for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i) {
             if (id == *i) {
                // Remove id
@@ -820,7 +924,7 @@ void App::activate(int id) {
             }
          }
       }
-      // <<< FOR CES DEMO
+
       this->layout_commit();
 
       this->emit_visible(label);
@@ -834,11 +938,9 @@ void App::deactivate(int id) {
       char const *label =
          this->lookup_name(id).value_or("unknown-name").c_str();
 
-      // FOR CES DEMO >>>
-      if ((0 == strcmp(label, "Radio"))
-          || (0 == strcmp(label, "MediaPlayer"))
-          || (0 == strcmp(label, "Music"))
-          || (0 == strcmp(label, "Navigation"))) {
+      if ((0 == strcmp(label, "radio"))
+          || (0 == strcmp(label, "music"))
+          || (0 == strcmp(label, "map"))) {
 
          // Store id
          this->surface_bg.push_back(id);
@@ -858,7 +960,6 @@ void App::deactivate(int id) {
       else {
          this->controller->surfaces[id]->set_visibility(0);
       }
-      // <<< FOR CES DEMO
 
       this->layout_commit();
 
@@ -868,22 +969,22 @@ void App::deactivate(int id) {
 }
 
 void App::deactivate(std::string role) {
-    std::string app = this->role2app_[role];
-    auto const &id = this->lookup_id(app.c_str());
+    auto const &id = this->lookup_id(role.c_str());
     if (!id) {
       HMI_ERROR("wm", "Surface does not exist");
       return;
     }
-    HMI_DEBUG("wm", "Deactivate role:%s (app:%s)",
-              role.c_str(), app.c_str());
+    std::string drawing_name = this->role2drawingname[role];
+    HMI_DEBUG("wm", "Deactivate role:%s (drawing_name:%s)",
+              role.c_str(), drawing_name.c_str());
 
     this->deactivate(*id);
 }
 
 void App::deactivate_main_surface() {
    this->layers.main_surface = -1;
-   this->allocateWindowResource("deactivate", this->layers.main_surface_name.c_str(),
-                                nullptr, nullptr,
+   this->allocateWindowResource("deactivate",
+                                this->layers.main_surface_name.c_str(), nullptr,
                                 [](const char*){});
 }
 
@@ -907,156 +1008,42 @@ void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
                                                      uint32_t /*w*/,
                                                      uint32_t /*h*/) {}
 
-int App::allocateSurface() {
-    HMI_DEBUG("wm", "Call");
-
-    // Get current/previous layers
-    LayoutManager::TypeLayers crr_layers = this->lm_.getCurrentLayers();
-    LayoutManager::TypeLayers prv_layers = this->lm_.getPreviousLayers();
-
-    // Update resource of all layers
-    for (auto itr_layers = crr_layers.begin();
-         itr_layers != crr_layers.end(); ++itr_layers) {
-        // Get layer
-        std::string layer = itr_layers->first;
-        HMI_DEBUG("wm", "Try to update resource in %s layer", layer.c_str());
-
-        // If layout is changed, update resouce
-        if (this->lm_.isLayoutChanged(layer.c_str())) {
-            // Get current/previous layout
-            LayoutManager::TypeLayouts crr_layout = itr_layers->second;
-            LayoutManager::TypeLayouts prv_layout = prv_layers[layer];
-
-            // Get current/previous layout name
-            std::string crr_layout_name = crr_layout.begin()->first;
-            std::string prv_layout_name = prv_layout.begin()->first;
-            HMI_DEBUG("wm", "layout name crr:%s prv:%s",
-                      crr_layout_name.c_str(), prv_layout_name.c_str());
-
-            // Get current/previous ares
-            LayoutManager::TypeAreas crr_areas = crr_layout[crr_layout_name];
-            LayoutManager::TypeAreas prv_areas = prv_layout[prv_layout_name];
-
-            // Create previous displayed role list
-            std::string prv_area_name;
-            std::vector<std::string> prv_role_list;
-            for (auto itr_areas = prv_areas.begin();
-                 itr_areas != prv_areas.end(); ++itr_areas) {
-                prv_area_name = itr_areas->first;
-                prv_role_list.push_back(prv_areas[prv_area_name]["role"]);
-                HMI_DEBUG("wm", "previous displayed role:%s",
-                          prv_areas[prv_area_name]["role"].c_str());
-            }
-
-            // Allocate surface for each area
-            std::string crr_area_name;
-            std::string crr_role_name;
-            LayoutManager::TypeRolCtg crr_rol_ctg;
-            for (auto itr_areas = crr_areas.begin();
-                 itr_areas != crr_areas.end(); ++itr_areas) {
-                crr_area_name = itr_areas->first;
-                crr_rol_ctg = itr_areas->second;
-
-                // Get role of current area
-                if ("category" == crr_rol_ctg.begin()->first) {
-                    // If current area have category
-                    // Get category name
-                    std::string crr_ctg = crr_rol_ctg.begin()->second;
-
-                    // Serch relevant role from previous displayed role list
-                    for (auto itr_role = prv_role_list.begin();
-                         itr_role != prv_role_list.end(); ++itr_role) {
-                        std::string prv_ctg = this->pm_.roleToCategory((*itr_role).c_str());
-                        if (crr_ctg == prv_ctg) {
-                            // First discovered role is set to current role
-                            crr_role_name = *itr_role;
-
-                            // Delete used role for other areas
-                            // which have same category
-                            prv_role_list.erase(itr_role);
-
-                            break;
-                        }
-                    }
-                }
-                else {
-                    crr_role_name = itr_areas->second["role"];
-                }
-                HMI_DEBUG("wm", "Allocate surface for area:%s role:%s",
-                          crr_area_name.c_str(), crr_role_name.c_str());
-
-                // Deactivate non-displayed role
-                std::string prv_role_name;
-                if (crr_layout_name == prv_layout_name) {
-                    HMI_DEBUG("wm", "Current layout is same with previous");
-
-                    // Deactivate previous role in same area
-                    // if it is different with current
-                    prv_role_name = prv_areas[crr_area_name]["role"];
-                    if (crr_role_name != prv_role_name) {
-                        this->deactivate(prv_role_name);
-                    }
-                }
-                else {
-                    HMI_DEBUG("wm", "Current layout is different with previous");
-
-                    if ("none" != prv_layout_name) {
-                        // Deactivate previous role in all area in previous layout
-                        // if it is different with current role
-                        for(auto itr = prv_areas.begin(); itr != prv_areas.end(); ++itr) {
-                            prv_role_name = itr->second["role"].c_str();
-                            if (crr_role_name != prv_role_name) {
-                                this->deactivate(prv_role_name);
-                            }
-                        }
-                    }
-                }
-
-                // Set surface for displayed role
-                if ("none" != crr_layout_name) {
-                    // If current layout is not "none",
-                    // set surface for current role
-                    this->setSurfaceSize(crr_role_name.c_str(), crr_area_name.c_str());
-
-                    // TODO:
-                    // This API is workaround.
-                    // Resource manager should manage each resource infomations
-                    // according to architecture document.
-                    this->lm_.updateArea(layer.c_str(), crr_role_name.c_str(), crr_area_name.c_str());
-                }
-            }
-        }
-    }
-    return 0;
-}
-
 void App::setSurfaceSize(const char* role, const char* area) {
     HMI_DEBUG("wm", "role:%s area:%s", role, area);
 
     // Get size of current area
-    compositor::rect size = this->lm_.getAreaSize(area);
+    compositor::rect size = this->lm.getAreaSize(area);
 
     // Set destination to the display rectangle
-    int surface_id = this->role2surfaceid_[role];
-    auto &s = this->controller->surfaces[surface_id];
+    auto const &surface_id = this->lookup_id(role);
+    if (!this->controller->surface_exists(*surface_id)) {
+        // Block until all pending request are processed by wayland display server
+        // because waiting for the surface of new app is created
+        this->display->roundtrip();
+    }
+    auto &s = this->controller->surfaces[*surface_id];
     s->set_destination_rectangle(size.x, size.y, size.w, size.h);
     this->layout_commit();
 
     // Update area information
-    this->area_info[surface_id].x = size.x;
-    this->area_info[surface_id].y = size.y;
-    this->area_info[surface_id].w = size.w;
-    this->area_info[surface_id].h = size.h;
+    this->area_info[*surface_id].x = size.x;
+    this->area_info[*surface_id].y = size.y;
+    this->area_info[*surface_id].w = size.w;
+    this->area_info[*surface_id].h = size.h;
     HMI_DEBUG("wm", "Surface rect { %d, %d, %d, %d }",
               size.x, size.y, size.w, size.h);
 
     // Emit syncDraw event
-    const char* app = this->role2app_[role].c_str();
-    this->emit_syncdraw(app, area,
+    const char* drawing_name = this->role2drawingname[role].c_str();
+    this->emit_syncdraw(drawing_name, area,
                         size.x, size.y, size.w, size.h);
 
     // Enqueue flushDraw event
-    this->enqueue_flushdraw(surface_id);
+    this->enqueue_flushdraw(*surface_id);
+}
+
+void App::setAccelPedalPos(double val) {
+    this->crr_car_info.accel_pedal_pos = val;
 }
 
 extern const char* kDefaultAppDb;
@@ -1114,12 +1101,12 @@ int App::loadAppDb() {
         }
         HMI_DEBUG("wm", "> role:%s", role);
 
-        this->app2role_[app] = std::string(role);
+        this->drawingname2role[app] = std::string(role);
     }
 
     // Check
-    for(auto itr = this->app2role_.begin();
-      itr != this->app2role_.end(); ++itr) {
+    for(auto itr = this->drawingname2role.begin();
+      itr != this->drawingname2role.end(); ++itr) {
         HMI_DEBUG("wm", "app:%s role:%s",
                   itr->first.c_str(), itr->second.c_str());
     }