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
  12 //                      _                 _
  13 // __      ____ _ _   _| | __ _ _ __   __| |     _ __  _ __ _____  ___   _
  14 // \ \ /\ / / _` | | | | |/ _` | '_ \ / _` |    | '_ \| '__/ _ \ \/ / | | |
  15 //  \ V  V / (_| | |_| | | (_| | | | | (_| |    | |_) | | | (_) >  <| |_| |
  16 //   \_/\_/ \__,_|\__, |_|\__,_|_| |_|\__,_|____| .__/|_|  \___/_/\_\\__, |
  17 //                |___/                   |_____|_|                  |___/
  18 template <typename ProxyT>
  19 struct wayland_proxy {
  20    ProxyT *proxy;
  21
  22    wayland_proxy(void *p) : proxy(static_cast<ProxyT *>(p)) {}
  23
  24    virtual ~wayland_proxy() {
  25       // If this is the nullptr, then it means it already was destroyed by a
  26       // custom wayland dtor
  27       logdebug("%s %p @ %p", __func__, this, this->proxy);
  28       if (proxy) {
  29          wl_proxy_destroy(reinterpret_cast<wl_proxy *>(proxy));
  30       }
  31    }
  32 };
  33
  34 //                                                                  _
  35 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___  __      _| |
  36 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \ \ \ /\ / / |
  37 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/  \ V  V /| |
  38 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|   \_/\_/ |_|
  39 //                                 |_|
  40 namespace wl {
  41 struct registry;
  42
  43 //      _ _           _
  44 //   __| (_)___ _ __ | | __ _ _   _
  45 //  / _` | / __| '_ \| |/ _` | | | |
  46 // | (_| | \__ \ |_) | | (_| | |_| |
  47 //  \__,_|_|___/ .__/|_|\__,_|\__, |
  48 //             |_|            |___/
  49 struct display {
  50    std::unique_ptr<wl_display, void (*)(wl_display *)> d;
  51    std::unique_ptr<registry> r;
  52
  53    display();
  54    void roundtrip();
  55 };
  56
  57 //                 _     _
  58 //  _ __ ___  __ _(_)___| |_ _ __ _   _
  59 // | '__/ _ \/ _` | / __| __| '__| | | |
  60 // | | |  __/ (_| | \__ \ |_| |  | |_| |
  61 // |_|  \___|\__, |_|___/\__|_|   \__, |
  62 //           |___/                |___/
  63 struct registry : public wayland_proxy<wl_registry> {
  64    typedef std::function<void(wl_registry *, uint32_t, uint32_t)> binder;
  65    std::map<std::string, binder> bindings;
  66
  67    registry(wl_display *d);
  68    ~registry();
  69
  70    void add_global_handler(char const *iface, binder bind);
  71
  72    void event_global(uint32_t name, char const *iface, uint32_t v);
  73    void event_global_remove(uint32_t name);
  74
  75    static void s_global(void *data, struct wl_registry *r, uint32_t name,
  76                         char const *iface, uint32_t v);
  77
  78    static void s_global_remove(void *data, struct wl_registry *r,
  79                                uint32_t name);
  80
  81    static constexpr wl_registry_listener listener = {s_global, s_global_remove};
  82 };
  83
  84 //              _               _
  85 //   ___  _   _| |_ _ __  _   _| |_
  86 //  / _ \| | | | __| '_ \| | | | __|
  87 // | (_) | |_| | |_| |_) | |_| | |_
  88 //  \___/ \__,_|\__| .__/ \__,_|\__|
  89 //                 |_|
  90 struct output : wayland_proxy<wl_output> {
  91    output(wl_registry *registry, uint32_t name, uint32_t version);
  92
  93    void event_geometry(int32_t x, int32_t y, int32_t pw, int32_t ph,
  94                        int32_t subpel, char const *make, char const *model,
  95                        int32_t tx);
  96    void event_mode(uint32_t flags, int32_t w, int32_t h, int32_t r);
  97    void event_done();
  98    void event_scale(int32_t factor);
  99
 100    static void s_geometry(void *data, struct wl_output *wl_output, int32_t x,
 101                           int32_t y, int32_t physical_width,
 102                           int32_t physical_height, int32_t subpixel,
 103                           const char *make, const char *model,
 104                           int32_t transform);
 105
 106    static void s_mode(void *data, struct wl_output *wl_output, uint32_t flags,
 107                       int32_t width, int32_t height, int32_t refresh);
 108
 109    static void s_done(void *data, struct wl_output *wl_output);
 110
 111    static void s_scale(void *data, struct wl_output *wl_output, int32_t factor);
 112
 113    static constexpr wl_output_listener listener = {s_geometry, s_mode, s_done,
 114                                                    s_scale};
 115 };
 116 };
 117
 118 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
 119 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
 120 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/
 121 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|
 122 //                                 |_|
 123 //                   _       _
 124 //   __ _  ___ _ __ (_)_   _(_)
 125 //  / _` |/ _ \ '_ \| \ \ / / |
 126 // | (_| |  __/ | | | |\ V /| |
 127 //  \__, |\___|_| |_|_| \_/ |_|
 128 //  |___/
 129 namespace genivi {
 130
 131 //                  __
 132 //  ___ _   _ _ __ / _| __ _  ___ ___
 133 // / __| | | | '__| |_ / _` |/ __/ _ \
 134 // \__ \ |_| | |  |  _| (_| | (_|  __/
 135 // |___/\__,_|_|  |_|  \__,_|\___\___|
 136 //
 137 struct surface : public wayland_proxy<ivi_controller_surface> {
 138    uint32_t id;
 139
 140    surface(uint32_t i, ivi_controller *c);
 141    ~surface() override;
 142
 143    static constexpr ivi_controller_surface_listener listener = {};
 144 };
 145
 146 //  _
 147 // | | __ _ _   _  ___ _ __
 148 // | |/ _` | | | |/ _ \ '__|
 149 // | | (_| | |_| |  __/ |
 150 // |_|\__,_|\__, |\___|_|
 151 //          |___/
 152 struct layer : public wayland_proxy<ivi_controller_layer> {
 153    uint32_t id;
 154
 155    layer(uint32_t i, ivi_controller *c);
 156    ~layer() override;
 157
 158    static constexpr ivi_controller_layer_listener listener = {};
 159 };
 160
 161 //
 162 // ___  ___ _ __ ___  ___ _ __
 163 /// __|/ __| '__/ _ \/ _ \ '_ \
 164 //\__ \ (__| | |  __/  __/ | | |
 165 //|___/\___|_|  \___|\___|_| |_|
 166 //
 167 struct screen : public wayland_proxy<ivi_controller_screen> {
 168    uint32_t id;
 169
 170    screen(uint32_t i, ivi_controller_screen *p);
 171 };
 172
 173 //                  _             _ _
 174 //   ___ ___  _ __ | |_ _ __ ___ | | | ___ _ __
 175 //  / __/ _ \| '_ \| __| '__/ _ \| | |/ _ \ '__|
 176 // | (_| (_) | | | | |_| | | (_) | | |  __/ |
 177 //  \___\___/|_| |_|\__|_|  \___/|_|_|\___|_|
 178 //
 179 struct controller : public wayland_proxy<ivi_controller> {
 180    std::map<uint32_t, std::unique_ptr<surface>> surfaces;
 181    std::map<uint32_t, std::unique_ptr<layer>> layers;
 182    std::map<uint32_t, std::unique_ptr<screen>> screens;
 183
 184    controller(wl_registry *r, uint32_t name, uint32_t version);
 185    ~controller() override;
 186
 187    void event_screen(uint32_t id, ivi_controller_screen *screen);
 188    void event_layer(uint32_t id);
 189    void event_surface(uint32_t id);
 190    void event_error(int32_t oid, int32_t otype, int32_t code, char const *text);
 191
 192    // thunks...
 193    static void s_screen(void *data, struct ivi_controller *ivi_controller,
 194                         uint32_t id_screen,
 195                         struct ivi_controller_screen *screen);
 196
 197    static void s_layer(void *data, struct ivi_controller *ivi_controller,
 198                        uint32_t id_layer);
 199
 200    static void s_surface(void *data, struct ivi_controller *ivi_controller,
 201                          uint32_t id_surface);
 202
 203    static void s_error(void *data, struct ivi_controller *ivi_controller,
 204                        int32_t object_id, int32_t object_type,
 205                        int32_t error_code, const char *error_text);
 206
 207    static constexpr ivi_controller_listener listener = {s_screen, s_layer,
 208                                                         s_surface, s_error};
 209 };
 210 }
 211
 212 #endif  // !WM_WAYLAND_HPP