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[];
67 extern const char kKeyIds[];
73 // Surfaces that where requested but not yet created
74 std::unordered_map<unsigned, std::string> id2name;
75 std::unordered_map<std::string, unsigned> name2id;
77 id_allocator(id_allocator const &) = delete;
78 id_allocator(id_allocator &&) = delete;
79 id_allocator &operator=(id_allocator const &);
80 id_allocator &operator=(id_allocator &&) = delete;
82 // Insert and return a new ID
83 unsigned generate_id(std::string const &name)
85 unsigned sid = this->next++;
86 this->id2name[sid] = name;
87 this->name2id[name] = sid;
88 HMI_DEBUG("wm", "allocated new id %u with name %s", sid, name.c_str());
92 // Insert a new ID which defined outside
93 void register_name_id(std::string const &name, unsigned sid)
95 this->id2name[sid] = name;
96 this->name2id[name] = sid;
97 HMI_DEBUG("wm", "register id %u with name %s", sid, name.c_str());
101 // Lookup by ID or by name
102 optional<unsigned> lookup(std::string const &name) const
104 auto i = this->name2id.find(name);
105 return i == this->name2id.end() ? nullopt : optional<unsigned>(i->second);
108 optional<std::string> lookup(unsigned id) const
110 auto i = this->id2name.find(id);
111 return i == this->id2name.end() ? nullopt
112 : optional<std::string>(i->second);
115 // Remove a surface id and name
116 void remove_id(std::string const &name)
118 auto i = this->name2id.find(name);
119 if (i != this->name2id.end())
121 this->id2name.erase(i->second);
122 this->name2id.erase(i);
126 void remove_id(unsigned id)
128 auto i = this->id2name.find(id);
129 if (i != this->id2name.end())
131 this->name2id.erase(i->second);
132 this->id2name.erase(i);
140 typedef std::unordered_map<uint32_t, struct compositor::rect> rect_map;
141 typedef std::function<void(const char *err_msg)> reply_func;
147 Event_Active = Event_Val_Min,
160 Event_Val_Max = Event_Error,
163 const std::vector<const char *> kListEventName{
173 struct controller_hooks chooks;
175 // This is the one thing, we do not own.
176 struct wl::display *display;
178 std::unique_ptr<struct compositor::controller> controller;
179 std::vector<std::unique_ptr<struct wl::output>> outputs;
181 // track current layouts separately
184 // ID allocation and proxy methods for lookup
185 struct id_allocator id_alloc;
187 // Set by AFB API when wayland events need to be dispatched
188 std::atomic<bool> pending_events;
190 std::map<const char *, struct afb_event> map_afb_event;
192 // Surface are info (x, y, w, h)
196 std::vector<int> surface_bg;
198 explicit WindowManager(wl::display *d);
199 ~WindowManager() = default;
201 WindowManager(WindowManager const &) = delete;
202 WindowManager &operator=(WindowManager const &) = delete;
203 WindowManager(WindowManager &&) = delete;
204 WindowManager &operator=(WindowManager &&) = delete;
207 int dispatch_pending_events();
208 void set_pending_events();
210 result<int> api_request_surface(char const *appid, char const *drawing_name);
211 char const *api_request_surface(char const *appid, char const *drawing_name, char const *ivi_id);
212 void api_activate_surface(char const *appid, char const *drawing_name, char const *drawing_area, const reply_func &reply);
213 void api_deactivate_surface(char const *appid, char const *drawing_name, const reply_func &reply);
214 void api_enddraw(char const *appid, char const *drawing_name);
215 result<json_object *> api_get_display_info();
216 result<json_object *> api_get_area_info(char const *drawing_name);
218 void send_event(char const *evname, char const *label);
219 void send_event(char const *evname, char const *label, char const *area, int x, int y, int w, int h);
221 // Events from the compositor we are interested in
222 void surface_created(uint32_t surface_id);
223 void surface_removed(uint32_t surface_id);
225 void removeClient(const std::string &appid);
226 void exceptionProcessForTransition();
227 // Do not use this function
231 bool pop_pending_events();
232 optional<int> lookup_id(char const *name);
233 optional<std::string> lookup_name(int id);
235 void surface_set_layout(int surface_id, const std::string& area = "");
236 void layout_commit();
238 // WM Events to clients
239 void emit_activated(char const *label);
240 void emit_deactivated(char const *label);
241 void emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h);
242 void emit_syncdraw(const std::string &role, const std::string &area);
243 void emit_flushdraw(char const *label);
244 void emit_visible(char const *label, bool is_visible);
245 void emit_invisible(char const *label);
246 void emit_visible(char const *label);
248 void activate(int id);
249 void deactivate(int id);
250 WMError setRequest(const std::string &appid, const std::string &role, const std::string &area,
251 Task task, unsigned *req_num);
252 WMError doTransition(unsigned sequence_number);
253 WMError checkPolicy(unsigned req_num);
254 WMError startTransition(unsigned req_num);
255 WMError setInvisibleTask(const std::string &role, bool split);
257 WMError doEndDraw(unsigned req_num);
258 WMError layoutChange(const WMAction &action);
259 WMError visibilityChange(const WMAction &action);
260 WMError setSurfaceSize(unsigned surface, const std::string& area);
261 WMError changeCurrentState(unsigned req_num);
262 void emitScreenUpdated(unsigned req_num);
266 void processNextRequest();
268 const char *check_surface_exist(const char *drawing_name);
270 bool can_split(struct LayoutState const &state, int new_id);
273 std::unordered_map<std::string, struct compositor::rect> area2size;
278 #endif // TMCAGLWM_APP_HPP