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 TMCAGLWM_APP_HPP
18 #define TMCAGLWM_APP_HPP
20 #include <json-c/json.h>
23 #include <unordered_map>
24 #include <experimental/optional>
25 #include "controller_hooks.hpp"
28 #include "wayland_ivi_wm.hpp"
29 #include "hmi-debug.h"
30 #include "request.hpp"
31 #include "wm_error.hpp"
46 using std::experimental::optional;
48 /* DrawingArea name used by "{layout}.{area}" */
49 extern const char kNameLayoutNormal[];
50 extern const char kNameLayoutSplit[];
51 extern const char kNameAreaFull[];
52 extern const char kNameAreaMain[];
53 extern const char kNameAreaSub[];
55 /* Key for json obejct */
56 extern const char kKeyDrawingName[];
57 extern const char kKeyDrawingArea[];
58 extern const char kKeyDrawingRect[];
59 extern const char kKeyX[];
60 extern const char kKeyY[];
61 extern const char kKeyWidth[];
62 extern const char kKeyHeigh[];
63 extern const char kKeyWidthPixel[];
64 extern const char kKeyHeightPixel[];
65 extern const char kKeyWidthMm[];
66 extern const char kKeyHeightMm[];
72 // Surfaces that where requested but not yet created
73 std::unordered_map<unsigned, std::string> id2name;
74 std::unordered_map<std::string, unsigned> name2id;
76 id_allocator(id_allocator const &) = delete;
77 id_allocator(id_allocator &&) = delete;
78 id_allocator &operator=(id_allocator const &);
79 id_allocator &operator=(id_allocator &&) = delete;
81 // Insert and return a new ID
82 unsigned generate_id(std::string const &name)
84 unsigned sid = this->next++;
85 this->id2name[sid] = name;
86 this->name2id[name] = sid;
87 HMI_DEBUG("wm", "allocated new id %u with name %s", sid, name.c_str());
91 // Insert a new ID which defined outside
92 void register_name_id(std::string const &name, unsigned sid)
94 this->id2name[sid] = name;
95 this->name2id[name] = sid;
96 HMI_DEBUG("wm", "register id %u with name %s", sid, name.c_str());
100 // Lookup by ID or by name
101 optional<unsigned> lookup(std::string const &name) const
103 auto i = this->name2id.find(name);
104 return i == this->name2id.end() ? nullopt : optional<unsigned>(i->second);
107 optional<std::string> lookup(unsigned id) const
109 auto i = this->id2name.find(id);
110 return i == this->id2name.end() ? nullopt
111 : optional<std::string>(i->second);
114 // Remove a surface id and name
115 void remove_id(std::string const &name)
117 auto i = this->name2id.find(name);
118 if (i != this->name2id.end())
120 this->id2name.erase(i->second);
121 this->name2id.erase(i);
125 void remove_id(unsigned id)
127 auto i = this->id2name.find(id);
128 if (i != this->id2name.end())
130 this->name2id.erase(i->second);
131 this->id2name.erase(i);
139 typedef std::unordered_map<uint32_t, struct compositor::rect> rect_map;
140 typedef std::function<void(const char *err_msg)> reply_func;
146 Event_Active = Event_Val_Min,
157 Event_Val_Max = Event_Error,
160 const std::vector<const char *> kListEventName{
169 struct controller_hooks chooks;
171 // This is the one thing, we do not own.
172 struct wl::display *display;
174 std::unique_ptr<struct compositor::controller> controller;
175 std::vector<std::unique_ptr<struct wl::output>> outputs;
177 // track current layouts separately
180 // ID allocation and proxy methods for lookup
181 struct id_allocator id_alloc;
183 // Set by AFB API when wayland events need to be dispatched
184 std::atomic<bool> pending_events;
186 std::map<const char *, struct afb_event> map_afb_event;
188 // Surface are info (x, y, w, h)
192 std::vector<int> surface_bg;
194 explicit WindowManager(wl::display *d);
195 ~WindowManager() = default;
197 WindowManager(WindowManager const &) = delete;
198 WindowManager &operator=(WindowManager const &) = delete;
199 WindowManager(WindowManager &&) = delete;
200 WindowManager &operator=(WindowManager &&) = delete;
203 int dispatch_pending_events();
204 void set_pending_events();
206 result<int> api_request_surface(char const *appid, char const *drawing_name);
207 char const *api_request_surface(char const *appid, char const *drawing_name, char const *ivi_id);
208 void api_activate_surface(char const *appid, char const *drawing_name, char const *drawing_area, const reply_func &reply);
209 void api_deactivate_surface(char const *appid, char const *drawing_name, const reply_func &reply);
210 void api_enddraw(char const *appid, char const *drawing_name);
211 result<json_object *> api_get_display_info();
212 result<json_object *> api_get_area_info(char const *drawing_name);
214 void send_event(char const *evname, char const *label);
215 void send_event(char const *evname, char const *label, char const *area, int x, int y, int w, int h);
217 // Events from the compositor we are interested in
218 void surface_created(uint32_t surface_id);
219 void surface_removed(uint32_t surface_id);
221 void removeClient(const std::string &appid);
222 void exceptionProcessForTransition();
223 // Do not use this function
227 bool pop_pending_events();
228 optional<int> lookup_id(char const *name);
229 optional<std::string> lookup_name(int id);
231 void surface_set_layout(int surface_id, const std::string& area = "");
232 void layout_commit();
234 // WM Events to clients
235 void emit_activated(char const *label);
236 void emit_deactivated(char const *label);
237 void emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h);
238 void emit_syncdraw(const std::string &role, const std::string &area);
239 void emit_flushdraw(char const *label);
240 void emit_visible(char const *label, bool is_visible);
241 void emit_invisible(char const *label);
242 void emit_visible(char const *label);
244 WMError setRequest(const std::string &appid, const std::string &role, const std::string &area,
245 Task task, unsigned *req_num);
246 WMError doTransition(unsigned sequence_number);
247 WMError checkPolicy(unsigned req_num);
248 WMError startTransition(unsigned req_num);
249 WMError setInvisibleTask(const std::string &role, bool split);
251 WMError doEndDraw(unsigned req_num);
252 WMError layoutChange(const WMAction &action);
253 WMError visibilityChange(const WMAction &action);
254 WMError setSurfaceSize(unsigned surface, const std::string& area);
255 WMError changeCurrentState(unsigned req_num);
259 void processNextRequest();
261 const char *check_surface_exist(const char *drawing_name);
262 void activate(int id);
263 void deactivate(int id);
264 bool can_split(struct LayoutState const &state, int new_id);
267 std::unordered_map<std::string, struct compositor::rect> area2size;
272 #endif // TMCAGLWM_APP_HPP