src/wayland.hpp

   1 #ifndef WM_WAYLAND_HPP
   2 #define WM_WAYLAND_HPP
   3
   4 #include "ivi-controller-client-protocol.h"
   5
   6 #include "util.h"
   7
   8 #include <functional>
   9 #include <map>
  10 #include <memory>
  11 #include <vector>
  12
  13 //                      _                 _
  14 // __      ____ _ _   _| | __ _ _ __   __| |     _ __  _ __ _____  ___   _
  15 // \ \ /\ / / _` | | | | |/ _` | '_ \ / _` |    | '_ \| '__/ _ \ \/ / | | |
  16 //  \ V  V / (_| | |_| | | (_| | | | | (_| |    | |_) | | | (_) >  <| |_| |
  17 //   \_/\_/ \__,_|\__, |_|\__,_|_| |_|\__,_|____| .__/|_|  \___/_/\_\\__, |
  18 //                |___/                   |_____|_|                  |___/
  19 template <typename ProxyT>
  20 struct wayland_proxy {
  21    ProxyT *proxy;
  22
  23    wayland_proxy(void *p) : proxy(static_cast<ProxyT *>(p)) {}
  24
  25    virtual ~wayland_proxy() {
  26       // If this is the nullptr, then it means it already was destroyed by a
  27       // custom wayland dtor
  28       if (this->proxy) {
  29          logdebug("%s %p @ %p", __func__, this, this->proxy);
  30          wl_proxy_destroy(reinterpret_cast<struct wl_proxy *>(proxy));
  31       }
  32    }
  33 };
  34
  35 //                                                                  _
  36 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___  __      _| |
  37 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \ \ \ /\ / / |
  38 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/  \ V  V /| |
  39 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|   \_/\_/ |_|
  40 //                                 |_|
  41 namespace wl {
  42 struct registry;
  43
  44 //      _ _           _
  45 //   __| (_)___ _ __ | | __ _ _   _
  46 //  / _` | / __| '_ \| |/ _` | | | |
  47 // | (_| | \__ \ |_) | | (_| | |_| |
  48 //  \__,_|_|___/ .__/|_|\__,_|\__, |
  49 //             |_|            |___/
  50 struct display {
  51    std::unique_ptr<struct wl_display, std::function<void(struct wl_display *)>>
  52       d;
  53    std::unique_ptr<struct registry> r;
  54
  55    display();
  56    ~display();
  57    bool ok() const;
  58    void roundtrip();
  59    int dispatch();
  60 };
  61
  62 //                 _     _
  63 //  _ __ ___  __ _(_)___| |_ _ __ _   _
  64 // | '__/ _ \/ _` | / __| __| '__| | | |
  65 // | | |  __/ (_| | \__ \ |_| |  | |_| |
  66 // |_|  \___|\__, |_|___/\__|_|   \__, |
  67 //           |___/                |___/
  68 struct registry : public wayland_proxy<struct wl_registry> {
  69    typedef std::function<void(struct wl_registry *, uint32_t, uint32_t)> binder;
  70    std::map<std::string, binder> bindings;
  71
  72    registry(struct wl_display *d);
  73    ~registry();
  74
  75    void add_global_handler(char const *iface, binder bind);
  76
  77    // Events
  78    void global(uint32_t name, char const *iface, uint32_t v);
  79    void global_remove(uint32_t name);
  80 };
  81
  82 //              _               _
  83 //   ___  _   _| |_ _ __  _   _| |_
  84 //  / _ \| | | | __| '_ \| | | | __|
  85 // | (_) | |_| | |_| |_) | |_| | |_
  86 //  \___/ \__,_|\__| .__/ \__,_|\__|
  87 //                 |_|
  88 struct output : wayland_proxy<struct wl_output> {
  89    output(struct wl_registry *registry, uint32_t name, uint32_t version);
  90
  91    // Events
  92    void geometry(int32_t x, int32_t y, int32_t pw, int32_t ph, int32_t subpel,
  93                  char const *make, char const *model, int32_t tx);
  94    void mode(uint32_t flags, int32_t w, int32_t h, int32_t r);
  95    void done();
  96    void scale(int32_t factor);
  97 };
  98 }
  99
 100 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
 101 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
 102 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/
 103 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|
 104 //                                 |_|
 105 //                   _       _
 106 //   __ _  ___ _ __ (_)_   _(_)
 107 //  / _` |/ _ \ '_ \| \ \ / / |
 108 // | (_| |  __/ | | | |\ V /| |
 109 //  \__, |\___|_| |_|_| \_/ |_|
 110 //  |___/
 111 namespace genivi {
 112
 113 //
 114 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
 115 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
 116 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/
 117 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|
 118 //                                 |_|
 119 //              _   _  __
 120 //  _ __   ___ | |_(_)/ _|_   _
 121 // | '_ \ / _ \| __| | |_| | | |
 122 // | | | | (_) | |_| |  _| |_| |
 123 // |_| |_|\___/ \__|_|_|  \__, |
 124 //                        |___/
 125 namespace notify {
 126 enum property {
 127    Dimensions,  // i.e. configure
 128    DestRect,
 129    SrcRect,
 130    ZOrder,
 131    Vibility,
 132    Opacity,
 133    Layer,
 134    Surface,
 135    Content,
 136    Orientation,
 137    Screen,
 138 };
 139
 140 template <typename ObjectT>
 141 struct notifier {
 142    typedef std::function<void(enum property, ObjectT *)> ReceiverT;
 143
 144    std::vector<ReceiverT> receivers;
 145
 146    virtual ~notifier() {}
 147
 148    void add_receiver(ReceiverT);
 149    void notify(enum property) const;
 150 };
 151 }
 152
 153 //                  __
 154 //  ___ _   _ _ __ / _| __ _  ___ ___
 155 // / __| | | | '__| |_ / _` |/ __/ _ \
 156 // \__ \ |_| | |  |  _| (_| | (_|  __/
 157 // |___/\__,_|_|  |_|  \__,_|\___\___|
 158 //
 159 struct surface : public wayland_proxy<struct ivi_controller_surface>,
 160                  notify::notifier<struct surface> {
 161    uint32_t id;
 162
 163    surface(uint32_t i, struct ivi_controller *c);
 164    ~surface() override;
 165
 166    // Events
 167    void visibility(int32_t visibility);
 168    void opacity(float opacity);
 169    void source_rectangle(int32_t x, int32_t y, int32_t width, int32_t height);
 170    void destination_rectangle(int32_t x, int32_t y, int32_t width,
 171                               int32_t height);
 172    void configuration(int32_t width, int32_t height);
 173    void orientation(int32_t orientation);
 174    void pixelformat(int32_t pixelformat);
 175    void layer(struct ivi_controller_layer *layer);
 176    void stats(uint32_t redraw_count, uint32_t frame_count,
 177               uint32_t update_count, uint32_t pid, const char *process_name);
 178    void destroyed();
 179    void content(int32_t content_state);
 180
 181    // Requests
 182    inline void set_visibility(uint32_t visibility) {
 183       ivi_controller_surface_set_visibility(this->proxy, visibility);
 184    }
 185
 186    inline void set_opacity(wl_fixed_t opacity) {
 187       ivi_controller_surface_set_opacity(this->proxy, opacity);
 188    }
 189
 190    inline void set_source_rectangle(int32_t x, int32_t y, int32_t width,
 191                                     int32_t height) {
 192       ivi_controller_surface_set_source_rectangle(this->proxy, x, y, width,
 193                                                   height);
 194    }
 195
 196    inline void set_destination_rectangle(int32_t x, int32_t y, int32_t width,
 197                                          int32_t height) {
 198       ivi_controller_surface_set_destination_rectangle(this->proxy, x, y, width,
 199                                                        height);
 200    }
 201
 202    inline void set_configuration(int32_t width, int32_t height) {
 203       ivi_controller_surface_set_configuration(this->proxy, width, height);
 204    }
 205
 206    inline void set_orientation(int32_t orientation) {
 207       ivi_controller_surface_set_orientation(this->proxy, orientation);
 208    }
 209
 210    inline void screenshot(const char *filename) {
 211       ivi_controller_surface_screenshot(this->proxy, filename);
 212    }
 213
 214    inline void send_stats() { ivi_controller_surface_send_stats(this->proxy); }
 215
 216    inline void destroy(int32_t destroy_scene_object) {
 217       ivi_controller_surface_destroy(this->proxy, destroy_scene_object);
 218    }
 219 };
 220
 221 //  _
 222 // | | __ _ _   _  ___ _ __
 223 // | |/ _` | | | |/ _ \ '__|
 224 // | | (_| | |_| |  __/ |
 225 // |_|\__,_|\__, |\___|_|
 226 //          |___/
 227 struct layer : public wayland_proxy<struct ivi_controller_layer>,
 228                       notify::notifier<struct layer> {
 229    uint32_t id;
 230
 231    layer(uint32_t i, struct ivi_controller *c);
 232    ~layer() override;
 233
 234    // Events
 235    void visibility(int32_t visibility);
 236    void opacity(float opacity);
 237    void source_rectangle(int32_t x, int32_t y, int32_t width, int32_t height);
 238    void destination_rectangle(int32_t x, int32_t y, int32_t width,
 239                               int32_t height);
 240    void configuration(int32_t width, int32_t height);
 241    void orientation(int32_t orientation);
 242    void screen(struct wl_output *screen);
 243    void destroyed();
 244
 245    // Requests
 246    inline void set_visibility(uint32_t visibility) {
 247       ivi_controller_layer_set_visibility(this->proxy, visibility);
 248    }
 249
 250    inline void set_opacity(wl_fixed_t opacity) {
 251       ivi_controller_layer_set_opacity(this->proxy, opacity);
 252    }
 253
 254    inline void set_source_rectangle(int32_t x, int32_t y, int32_t width,
 255                                     int32_t height) {
 256       ivi_controller_layer_set_source_rectangle(this->proxy, x, y, width,
 257                                                 height);
 258    }
 259
 260    inline void set_destination_rectangle(int32_t x, int32_t y, int32_t width,
 261                                          int32_t height) {
 262       ivi_controller_layer_set_destination_rectangle(this->proxy, x, y, width,
 263                                                      height);
 264    }
 265
 266    inline void set_configuration(int32_t width, int32_t height) {
 267       ivi_controller_layer_set_configuration(this->proxy, width, height);
 268    }
 269
 270    inline void set_orientation(int32_t orientation) {
 271       ivi_controller_layer_set_orientation(this->proxy, orientation);
 272    }
 273
 274    inline void screenshot(const char *filename) {
 275       ivi_controller_layer_screenshot(this->proxy, filename);
 276    }
 277
 278    inline void clear_surfaces() {
 279       ivi_controller_layer_clear_surfaces(this->proxy);
 280    }
 281
 282    inline void add_surface(struct surface *surface) {
 283       ivi_controller_layer_add_surface(this->proxy, surface->proxy);
 284    }
 285
 286    inline void remove_surface(struct surface *surface) {
 287       ivi_controller_layer_remove_surface(this->proxy, surface->proxy);
 288    }
 289
 290    inline void set_render_order(struct wl_array *surfaces) {
 291       ivi_controller_layer_set_render_order(this->proxy, surfaces);
 292    }
 293 };
 294
 295 //
 296 //  ___  ___ _ __ ___  ___ _ __
 297 // / __|/ __| '__/ _ \/ _ \ '_ \
 298 // \__ \ (__| | |  __/  __/ | | |
 299 // |___/\___|_|  \___|\___|_| |_|
 300 //
 301 struct screen : public wayland_proxy<struct ivi_controller_screen> {
 302    uint32_t id;
 303
 304    screen(uint32_t i, struct ivi_controller_screen *p);
 305 };
 306
 307 //                  _             _ _
 308 //   ___ ___  _ __ | |_ _ __ ___ | | | ___ _ __
 309 //  / __/ _ \| '_ \| __| '__/ _ \| | |/ _ \ '__|
 310 // | (_| (_) | | | | |_| | | (_) | | |  __/ |
 311 //  \___\___/|_| |_|\__|_|  \___/|_|_|\___|_|
 312 //
 313 struct controller : public wayland_proxy<struct ivi_controller> {
 314    std::map<uint32_t, std::unique_ptr<struct surface>> surfaces;
 315    std::map<uint32_t, std::unique_ptr<struct layer>> layers;
 316    std::map<uint32_t, std::unique_ptr<struct screen>> screens;
 317
 318    controller(struct wl_registry *r, uint32_t name, uint32_t version);
 319    ~controller() override;
 320
 321    // Events
 322    void screen(uint32_t id, struct ivi_controller_screen *screen);
 323    void layer(uint32_t id);
 324    void surface(uint32_t id);
 325    void error(int32_t oid, int32_t otype, int32_t code, char const *text);
 326 };
 327 }
 328
 329 #endif  // !WM_WAYLAND_HPP