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Diffstat (limited to 'src/wayland_ivi_wm.hpp')
| -rw-r--r-- | src/wayland_ivi_wm.hpp | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/src/wayland_ivi_wm.hpp b/src/wayland_ivi_wm.hpp new file mode 100644 index 0000000..a51a1a0 --- /dev/null +++ b/src/wayland_ivi_wm.hpp @@ -0,0 +1,304 @@ +/* + * Copyright (c) 2017 TOYOTA MOTOR CORPORATION + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef WM_WAYLAND_HPP +#define WM_WAYLAND_HPP + +#include "controller_hooks.hpp" +#include "ivi-wm-client-protocol.h" +#include "util.hpp" + +#include <functional> +#include <memory> +#include <unordered_map> +#include <vector> + +/** + * @struct wayland_proxy + */ +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)) {} +}; + +/** + * namespace wl + */ +namespace wl { + +/** + * @struct registry + */ +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_created(uint32_t name, char const *iface, uint32_t v); + void global_removed(uint32_t name); +}; + +/** + * @struct display + */ +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(); + int dispatch_pending(); + int read_events(); + 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 + */ +struct output : public wayland_proxy<struct wl_output> { + int width{}; + int height{}; + int refresh{}; + int transform{}; + + 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 + +/** + * namespace compositor + */ +namespace compositor { + +struct size { + uint32_t w, h; +}; + +struct rect { + int32_t w, h; + int32_t x, y; +}; + +static const constexpr rect full_rect = rect{-1, -1, 0, 0}; + +inline bool operator==(struct rect a, struct rect b) { + return a.w == b.w && a.h == b.h && a.x == b.x && a.y == b.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 + */ +struct surface : public 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_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); +}; + +/** + * @struct layer + */ +struct layer : public 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_destination_rectangle(int32_t x, int32_t y, + int32_t width, int32_t height); + void add_surface(uint32_t surface_id); + void remove_surface(uint32_t surface_id); +}; + +/** + * @struct screen + */ +struct screen : public wayland_proxy<struct ivi_wm_screen>, + public controller_child { + screen(screen const &) = delete; + screen &operator=(screen const &) = delete; + screen(uint32_t i, struct controller *c, struct wl_output *o); + + void clear(); + void screen_created(struct screen *screen, uint32_t id); + void set_render_order(std::vector<uint32_t> const &ro); +}; + +/** + * @struct controller + */ +struct controller : public wayland_proxy<struct ivi_wm> { + // This controller is still missing ivi-input + + 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, 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; + + std::unique_ptr<struct screen> screen; + + size output_size; + + wm::controller_hooks *chooks; + + struct wl::display *display; + + void add_proxy_to_sid_mapping(struct ivi_wm *p, uint32_t id); + void remove_proxy_to_sid_mapping(struct ivi_wm *p); + + void add_proxy_to_lid_mapping(struct ivi_wm *p, uint32_t id); + void remove_proxy_to_lid_mapping(struct ivi_wm *p); + + void add_proxy_to_id_mapping(struct wl_output *p, uint32_t id); + void remove_proxy_to_id_mapping(struct wl_output *p); + + bool surface_exists(uint32_t id) const { + return this->surfaces.find(id) != this->surfaces.end(); + } + + bool layer_exists(uint32_t id) const { + return this->layers.find(id) != this->layers.end(); + } + + controller(struct wl_registry *r, uint32_t name, uint32_t version); + + // Requests + void commit_changes() const { + ivi_wm_commit_changes(this->proxy.get()); + } + void layer_create(uint32_t id, int32_t w, int32_t h); + void surface_create(uint32_t id); + void create_screen(struct wl_output *output); + + // Events + void surface_visibility_changed(struct surface *s, int32_t visibility); + void surface_opacity_changed(struct surface *s, float opacity); + void surface_source_rectangle_changed(struct surface *s, int32_t x, int32_t y, + int32_t width, int32_t height); + void surface_destination_rectangle_changed(struct surface *s, int32_t x, int32_t y, + int32_t width, int32_t height); + void surface_created(uint32_t id); + void surface_destroyed(struct surface *s, uint32_t surface_id); + void surface_error_detected(uint32_t object_id, + uint32_t error_code, char const *error_text); + void surface_size_changed(struct surface *s, int32_t width, int32_t height); + void surface_stats_received(struct surface *s, uint32_t surface_id, + uint32_t frame_count, uint32_t pid); + void surface_added_to_layer(struct surface *s, uint32_t layer_id, uint32_t surface_id); + + void layer_visibility_changed(struct layer *l, uint32_t layer_id,int32_t visibility); + void layer_opacity_changed(struct layer *l, uint32_t layer_id,float opacity); + void layer_source_rectangle_changed(struct layer *l, uint32_t layer_id,int32_t x, int32_t y, + int32_t width, int32_t height); + void layer_destination_rectangle_changed(struct layer *l, uint32_t layer_id,int32_t x, int32_t y, + int32_t width, int32_t height); + void layer_created(uint32_t id); + void layer_destroyed(struct layer *l, uint32_t layer_id); + void layer_error_detected(uint32_t object_id, + uint32_t error_code, char const *error_text); + 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); + +}; +} // namespace compositor + +#endif // !WM_WAYLAND_HPP |