aboutsummaryrefslogtreecommitdiffstats
path: root/src/wayland.hpp
blob: e2a1259663828b58131bbf4bcc6ece971d5f887b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
#ifndef WM_WAYLAND_HPP
#define WM_WAYLAND_HPP

#include "ivi-controller-client-protocol.h"

#include "util.hpp"

#include <functional>
#include <memory>
#include <unordered_map>
#include <vector>

//                      _                 _
// __      ____ _ _   _| | __ _ _ __   __| |     _ __  _ __ _____  ___   _
// \ \ /\ / / _` | | | | |/ _` | '_ \ / _` |    | '_ \| '__/ _ \ \/ / | | |
//  \ V  V / (_| | |_| | | (_| | | | | (_| |    | |_) | | | (_) >  <| |_| |
//   \_/\_/ \__,_|\__, |_|\__,_|_| |_|\__,_|____| .__/|_|  \___/_/\_\\__, |
//                |___/                   |_____|_|                  |___/
template <typename ProxyT>
struct wayland_proxy {
   std::unique_ptr<ProxyT, std::function<void(ProxyT *)>> proxy;
   wayland_proxy(wayland_proxy const &) = delete;
   wayland_proxy &operator=(wayland_proxy const &) = delete;
   wayland_proxy(void *p)
      : wayland_proxy(p,
                      reinterpret_cast<void (*)(ProxyT *)>(wl_proxy_destroy)) {}
   wayland_proxy(void *p, std::function<void(ProxyT *)> &&p_del)
      : proxy(std::unique_ptr<ProxyT, std::function<void(ProxyT *)>>(
           static_cast<ProxyT *>(p), p_del)) {}
};

//                                                                  _
//  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___  __      _| |
// | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \ \ \ /\ / / |
// | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/  \ V  V /| |
// |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|   \_/\_/ |_|
//                                 |_|
namespace wl {
//                 _     _
//  _ __ ___  __ _(_)___| |_ _ __ _   _
// | '__/ _ \/ _` | / __| __| '__| | | |
// | | |  __/ (_| | \__ \ |_| |  | |_| |
// |_|  \___|\__, |_|___/\__|_|   \__, |
//           |___/                |___/
struct registry : public wayland_proxy<struct wl_registry> {
   typedef std::function<void(struct wl_registry *, uint32_t, uint32_t)> binder;
   std::unordered_map<std::string, binder> bindings;

   registry(registry const &) = delete;
   registry &operator=(registry const &) = delete;
   registry(struct wl_display *d);

   void add_global_handler(char const *iface, binder bind);

   // Events
   void global(uint32_t name, char const *iface, uint32_t v);
   void global_remove(uint32_t name);
};

//      _ _           _
//   __| (_)___ _ __ | | __ _ _   _
//  / _` | / __| '_ \| |/ _` | | | |
// | (_| | \__ \ |_) | | (_| | |_| |
//  \__,_|_|___/ .__/|_|\__,_|\__, |
//             |_|            |___/
struct display {
   std::unique_ptr<struct wl_display, void (*)(struct wl_display *)> d;
   struct registry r;

   display(display const &) = delete;
   display &operator=(display const &) = delete;
   display();
   bool ok() const;
   void roundtrip();
   int dispatch();
   void flush();
   int get_fd() const;
   int get_error();

   // Lets just proxy this for the registry
   inline void add_global_handler(char const *iface, registry::binder bind) {
      this->r.add_global_handler(iface, bind);
   }
};

//              _               _
//   ___  _   _| |_ _ __  _   _| |_
//  / _ \| | | | __| '_ \| | | | __|
// | (_) | |_| | |_| |_) | |_| | |_
//  \___/ \__,_|\__| .__/ \__,_|\__|
//                 |_|
struct output : wayland_proxy<struct wl_output> {
   int width{};
   int height{};
   int refresh{};

   output(output const &) = delete;
   output &operator=(output const &) = delete;
   output(struct wl_registry *r, uint32_t name, uint32_t v);

   // Events
   void geometry(int32_t x, int32_t y, int32_t pw, int32_t ph, int32_t subpel,
                 char const *make, char const *model, int32_t tx);
   void mode(uint32_t flags, int32_t w, int32_t h, int32_t r);
   void done();
   void scale(int32_t factor);
};
}  // namespace wl

//  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
// | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
// | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/
// |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|
//                                 |_|
//                   _       _
//   __ _  ___ _ __ (_)_   _(_)
//  / _` |/ _ \ '_ \| \ \ / / |
// | (_| |  __/ | | | |\ V /| |
//  \__, |\___|_| |_|_| \_/ |_|
//  |___/
namespace genivi {

struct size {
   uint32_t w, h;
};

struct rect {
   uint32_t w, h;
   int32_t x, y;
};

struct controller;

struct controller_child {
   struct controller *parent;
   uint32_t id;

   controller_child(controller_child const &) = delete;
   controller_child &operator=(controller_child const &) = delete;
   controller_child(struct controller *c, uint32_t i) : parent(c), id(i) {}
   virtual ~controller_child() {}
};

struct surface_properties {
   uint32_t id;  // let's just save an ID here too
   struct rect dst_rect;
   struct rect src_rect;
   struct size size;
   int32_t orientation;
   int32_t visibility;
   float opacity;
};

//                  __
//  ___ _   _ _ __ / _| __ _  ___ ___
// / __| | | | '__| |_ / _` |/ __/ _ \
// \__ \ |_| | |  |  _| (_| | (_|  __/
// |___/\__,_|_|  |_|  \__,_|\___\___|
//
struct surface : public wayland_proxy<struct ivi_controller_surface>,
                 controller_child {
   surface(surface const &) = delete;
   surface &operator=(surface const &) = delete;
   surface(uint32_t i, struct controller *c);

   // Requests
   void set_visibility(uint32_t visibility);
   void set_opacity(wl_fixed_t opacity);
   void set_source_rectangle(int32_t x, int32_t y, int32_t width,
                             int32_t height);
   void set_destination_rectangle(int32_t x, int32_t y, int32_t width,
                                  int32_t height);
   void set_configuration(int32_t width, int32_t height);
   void set_orientation(int32_t orientation);
   void screenshot(const char *filename);
   void send_stats();
   void destroy(int32_t destroy_scene_object);
};

//  _
// | | __ _ _   _  ___ _ __
// | |/ _` | | | |/ _ \ '__|
// | | (_| | |_| |  __/ |
// |_|\__,_|\__, |\___|_|
//          |___/
struct layer : public wayland_proxy<struct ivi_controller_layer>,
               controller_child {
   layer(layer const &) = delete;
   layer &operator=(layer const &) = delete;
   layer(uint32_t i, struct controller *c);
   layer(uint32_t i, int32_t w, int32_t h, struct controller *c);

   // Requests
   void set_visibility(uint32_t visibility);
   void set_opacity(wl_fixed_t opacity);
   void set_source_rectangle(int32_t x, int32_t y, int32_t width,
                             int32_t height);
   void set_destination_rectangle(int32_t x, int32_t y, int32_t width,
                                  int32_t height);
   void set_configuration(int32_t width, int32_t height);
   void set_orientation(int32_t orientation);
   void screenshot(const char *filename);
   void clear_surfaces();
   void add_surface(struct surface *surface);
   void remove_surface(struct surface *surface);
   void set_render_order(std::vector<uint32_t> const &ro);
};

//
//  ___  ___ _ __ ___  ___ _ __
// / __|/ __| '__/ _ \/ _ \ '_ \
// \__ \ (__| | |  __/  __/ | | |
// |___/\___|_|  \___|\___|_| |_|
//
struct screen : public wayland_proxy<struct ivi_controller_screen>,
                controller_child {
   screen(screen const &) = delete;
   screen &operator=(screen const &) = delete;
   screen(uint32_t i, struct controller *c, struct ivi_controller_screen *p);
   void clear();
   void add_layer(layer *l);
   void set_render_order(std::vector<uint32_t> const &ro);
};

//                  _             _ _
//   ___ ___  _ __ | |_ _ __ ___ | | | ___ _ __
//  / __/ _ \| '_ \| __| '__/ _ \| | |/ _ \ '__|
// | (_| (_) | | | | |_| | | (_) | | |  __/ |
//  \___\___/|_| |_|\__|_|  \___/|_|_|\___|_|
//
struct controller : public wayland_proxy<struct ivi_controller> {
   typedef std::unordered_map<uintptr_t, uint32_t> proxy_to_id_map_type;
   typedef std::unordered_map<uint32_t, std::unique_ptr<struct surface>>
      surface_map_type;
   typedef std::unordered_map<uint32_t, std::unique_ptr<struct layer>>
      layer_map_type;
   typedef std::unordered_map<uint32_t, std::unique_ptr<struct screen>>
      screen_map_type;

   typedef std::unordered_map<uint32_t, struct surface_properties> props_map;

   // HACK:
   // The order of these member is mandatory, as when objects are destroyed
   // they will call their parent (that's us right here!) and remove their
   // proxy-to-id mapping. I.e. the *_proxy_to_id members need to be valid
   // when the surfaces/layers/screens maps are destroyed. This sucks, but
   // I cannot see a better solution w/o globals or some other horrible
   // call-our-parent construct.
   proxy_to_id_map_type surface_proxy_to_id;
   proxy_to_id_map_type layer_proxy_to_id;
   proxy_to_id_map_type screen_proxy_to_id;

   props_map sprops;
   props_map lprops;

   surface_map_type surfaces;
   layer_map_type layers;
   screen_map_type screens;

   typedef std::pair<char const *, std::function<void(struct controller *)>>
      name_task_pair;
   std::vector<name_task_pair> pending;

   size output_size;

   void add_proxy_to_id_mapping(struct ivi_controller_surface *p, uint32_t id);
   void remove_proxy_to_id_mapping(struct ivi_controller_surface *p);
   void add_proxy_to_id_mapping(struct ivi_controller_layer *p, uint32_t id);
   void remove_proxy_to_id_mapping(struct ivi_controller_layer *p);
   void add_proxy_to_id_mapping(struct wl_output *p, uint32_t id);
   void remove_proxy_to_id_mapping(struct wl_output *p);

   void add_task(char const *name,
                 std::function<void(struct controller *)> &&f);
   void execute_pending();

   controller(struct wl_registry *r, uint32_t name, uint32_t version);

   // Requests
   void commit_changes() const {
      ivi_controller_commit_changes(this->proxy.get());
   }
   void layer_create(uint32_t id, int32_t w, int32_t h);
   void surface_create(uint32_t id);

   // Events
   // controller
   void controller_screen(uint32_t id, struct ivi_controller_screen *screen);
   void controller_layer(uint32_t id);
   void controller_surface(uint32_t id);
   void controller_error(int32_t object_id, int32_t object_type,
                         int32_t error_code, char const *error_text);

   // surface
   void surface_visibility(struct surface *s, int32_t visibility);
   void surface_opacity(struct surface *s, float opacity);
   void surface_source_rectangle(struct surface *s, int32_t x, int32_t y,
                                 int32_t width, int32_t height);
   void surface_destination_rectangle(struct surface *s, int32_t x, int32_t y,
                                      int32_t width, int32_t height);
   void surface_configuration(struct surface *s, int32_t width, int32_t height);
   void surface_orientation(struct surface *s, int32_t orientation);
   void surface_pixelformat(struct surface *s, int32_t pixelformat);
   void surface_layer(struct surface *s, struct ivi_controller_layer *layer);
   void surface_stats(struct surface *s, uint32_t redraw_count,
                      uint32_t frame_count, uint32_t update_count, uint32_t pid,
                      const char *process_name);
   void surface_destroyed(struct surface *s);
   void surface_content(struct surface *s, int32_t content_state);

   // layer
   void layer_visibility(struct layer *l, int32_t visibility);
   void layer_opacity(struct layer *l, float opacity);
   void layer_source_rectangle(struct layer *l, int32_t x, int32_t y,
                               int32_t width, int32_t height);
   void layer_destination_rectangle(struct layer *l, int32_t x, int32_t y,
                                    int32_t width, int32_t height);
   void layer_configuration(struct layer *l, int32_t width, int32_t height);
   void layer_orientation(struct layer *l, int32_t orientation);
   void layer_screen(struct layer *l, struct wl_output *screen);
   void layer_destroyed(struct layer *l);
};
}  // namespace genivi

#endif  // !WM_WAYLAND_HPP