2 * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef WINDOW_MANAGER_HPP
18 #define WINDOW_MANAGER_HPP
22 #include <unordered_map>
23 #include <experimental/optional>
25 #include "pm_wrapper.hpp"
27 #include "request.hpp"
28 #include "wm_error.hpp"
29 #include "wm_layer_control.hpp"
30 #include "wm_connection.hpp"
31 #include "low_can_client.hpp"
34 #include <afb/afb-binding.h>
42 using std::experimental::optional;
44 /* DrawingArea name used by "{layout}.{area}" */
45 extern const char kNameLayoutNormal[];
46 extern const char kNameLayoutSplit[];
47 extern const char kNameAreaFull[];
48 extern const char kNameAreaMain[];
49 extern const char kNameAreaSub[];
51 /* Key for json obejct */
52 extern const char kKeyDrawingName[];
53 extern const char kKeyDrawingArea[];
54 extern const char kKeyDrawingRect[];
55 extern const char kKeyX[];
56 extern const char kKeyY[];
57 extern const char kKeyWidth[];
58 extern const char kKeyHeigh[];
59 extern const char kKeyWidthPixel[];
60 extern const char kKeyHeightPixel[];
61 extern const char kKeyWidthMm[];
62 extern const char kKeyHeightMm[];
63 extern const char kKeyScale[];
64 extern const char kKeyIds[];
69 // Surfaces that where requested but not yet created
70 std::unordered_map<unsigned, std::string> id2name;
71 std::unordered_map<std::string, unsigned> name2id;
73 id_allocator(id_allocator const &) = delete;
74 id_allocator(id_allocator &&) = delete;
75 id_allocator &operator=(id_allocator const &);
76 id_allocator &operator=(id_allocator &&) = delete;
78 // Insert and return a new ID
79 unsigned generate_id(std::string const &name)
81 unsigned sid = this->next++;
82 this->id2name[sid] = name;
83 this->name2id[name] = sid;
84 HMI_DEBUG("allocated new id %u with name %s", sid, name.c_str());
88 // Insert a new ID which defined outside
89 void register_name_id(std::string const &name, unsigned sid)
91 this->id2name[sid] = name;
92 this->name2id[name] = sid;
93 HMI_DEBUG("register id %u with name %s", sid, name.c_str());
97 // Lookup by ID or by name
98 optional<unsigned> lookup(std::string const &name) const
100 auto i = this->name2id.find(name);
101 return i == this->name2id.end() ? nullopt : optional<unsigned>(i->second);
104 optional<std::string> lookup(unsigned id) const
106 auto i = this->id2name.find(id);
107 return i == this->id2name.end() ? nullopt
108 : optional<std::string>(i->second);
111 // Remove a surface id and name
112 void remove_id(std::string const &name)
114 auto i = this->name2id.find(name);
115 if (i != this->name2id.end())
117 this->id2name.erase(i->second);
118 this->name2id.erase(i);
122 void remove_id(unsigned id)
124 auto i = this->id2name.find(id);
125 if (i != this->id2name.end())
127 this->name2id.erase(i->second);
128 this->id2name.erase(i);
141 std::string appid; // Used to search who create service surface
142 std::string dest; // Used to attach service to destination application
143 std::string service;// The name of service surface
144 std::string uuid; // uuid
145 TmpService(const std::string& app, const std::string& dst,
146 const std::string& svc, const std::string& uuid)
147 : appid(app), dest(dst), service(svc), uuid(uuid) {}
153 : parking_brake_stt(true),
154 accel_pedal_stt(false),
155 accel_pedal_pos(0.0),
158 lightstatus_brake_stt(true)
161 bool parking_brake_stt;
162 bool accel_pedal_stt;
163 double accel_pedal_pos;
166 bool lightstatus_brake_stt;
172 typedef std::unordered_map<uint32_t, struct rect> rect_map;
173 typedef std::function<void(const char *err_msg)> reply_func;
179 Event_Active = Event_Val_Min,
195 Event_ParkingBrakeOff,
196 Event_ParkingBrakeOn,
198 Event_LightstatusBrakeOff,
199 Event_LightstatusBrakeOn,
206 Event_Val_Max = Event_Error,
215 explicit WindowManager();
216 ~WindowManager() = default;
217 WindowManager(WindowManager const &) = delete;
218 WindowManager &operator=(WindowManager const &) = delete;
219 WindowManager(WindowManager &&) = delete;
220 WindowManager &operator=(WindowManager &&) = delete;
224 result<int> api_request_surface(char const *appid, char const *role);
225 char const *api_request_surface(char const *appid, char const *role, char const *ivi_id);
226 bool api_set_role(char const *appid, char const *role);
227 void api_activate_window(char const *appid, char const *role, char const *drawing_area, const reply_func &reply);
228 void api_activate_surface_for_slave(char const *appid, char const *drawing_name,
229 char const *drawing_area, const reply_func &reply);
230 void api_activate_surface_to_master(char const *appid, char const *drawing_name,
231 char const *drawing_area, const reply_func &reply);
232 void api_deactivate_window(char const *appid, char const *role, const reply_func &reply);
233 void api_deactivate_surface_for_slave(char const *appid, char const *drawing_name,
234 const reply_func &reply);
235 void api_deactivate_surface_to_master(char const *appid, char const *drawing_name,
236 const reply_func &reply);
237 void api_enddraw(char const *appid, char const *role);
238 int api_subscribe(afb_req req, int event_id);
239 void api_handshake();
240 void api_enddraw_for_remote(char const *appid, char const *drawing_name);
241 bool api_client_set_render_order(const char *appid, const std::vector<std::string> &render_order);
242 std::string api_client_attach_service_surface(const char* appid, const char* dest, const char* service_surface);
243 json_object* api_get_area_list();
244 void api_change_area_size(ChangeAreaReq &areas);
245 result<json_object *> api_get_display_info();
246 result<json_object *> api_get_area_info(char const *role);
247 result<json_object *> api_get_car_info(char const *label);
248 void send_event(const std::string& evname);
249 void send_event(const std::string& evname, const std::string& role);
250 void send_event(const std::string& evname, const std::string& role, const std::string& area, int x, int y, int w, int h);
252 // Events from the compositor we are interested in
253 void surface_created(unsigned pid, unsigned surface_id);
254 void surface_removed(unsigned surface_id);
256 void removeClient(const std::string &appid);
257 void exceptionProcessForTransition();
258 const char* convertRoleOldToNew(char const *role);
260 void analyzeReceivedEvent(const char *event, struct json_object *object);
263 // Do not use this function
265 void startTransitionWrapper(std::vector<WMAction> &actions);
266 void processError(WMError error);
267 void processForRemoteRequest(json_object *data);
268 std::string searchApp(unsigned pid, unsigned ppid, unsigned surface, json_object* resp);
269 void storeSurface(const std::string& appid, unsigned ppid, unsigned surface);
274 // WM Events to clients
275 void emit_activated(const std::string& role);
276 void emit_deactivated(const std::string& role);
277 void emit_syncdraw(const std::string& role, char const *area, int x, int y, int w, int h);
278 void emit_syncdraw(const std::string &role, const std::string &area);
279 void emit_flushdraw(const std::string& role);
280 void emit_visible(const std::string& role, bool is_visible);
281 void emit_invisible(const std::string& role);
282 void emit_visible(const std::string& role);
283 void emitHeadlampOff();
284 void emitHeadlampOn();
285 void emitParkingBrakeOff();
286 void emitParkingBrakeOn();
287 void emitLightstatusBrakeOff();
288 void emitLightstatusBrakeOn();
292 WMError setRequest(const std::string &appid, const std::string &role, const std::string &area,
293 Task task, unsigned *req_num);
294 WMError setRequest(Task task, unsigned* req_num);
295 WMError setRequestForSlave(const std::string& appid, const std::string &role,
296 const std::string &area, Task task, unsigned* req_num);
297 WMError checkPolicy(unsigned req_num);
298 WMError checkPolicyForSlave(unsigned req_num);
299 WMError startTransition(unsigned req_num);
300 void transitionCarState(TaskCarState task);
302 WMError doEndDraw(unsigned req_num);
303 void emitScreenUpdated(unsigned req_num);
307 void processNextRequest();
309 int loadOldRolesConfigFile();
311 int saveLastModeData(unsigned req_num);
313 Task convertCanSignalToCarStateTask(const char *signal_name);
314 void inputCarStateTask(Task task);
316 const char *check_surface_exist(const char *role);
319 std::map<std::string, struct afb_event> map_afb_event;
320 std::unordered_map<std::string, std::string> roleold2new;
321 std::unordered_map<std::string, std::string> rolenew2old;
322 std::shared_ptr<LayerControl> lc;
325 CarInfo crr_car_info;
329 struct id_allocator id_alloc;
333 // ID allocation and proxy methods for lookup
334 std::unordered_map<unsigned, struct TmpClient> tmp_surface2app;
335 std::vector<struct TmpService> tmp_services;
336 static const char* kDefaultOldRolesConfig;
341 #endif // WINDOW_MANAGER_HPP