-struct layer_map
-{
- using json = nlohmann::json;
-
- using storage_type = std::map<int, struct layer>;
- using layers_type = std::vector<uint32_t>;
- using role_to_layer_map = std::vector<std::pair<std::string, int>>;
- using addsurf_layer_map = std::map<int, int>;
-
- storage_type mapping; // map surface_id to layer
- layers_type layers; // the actual layer IDs we have
- int main_surface;
- std::string main_surface_name;
- role_to_layer_map roles;
- addsurf_layer_map surfaces; // additional surfaces on layers
-
- optional<int> get_layer_id(int surface_id);
- optional<int> get_layer_id(std::string const &role);
- optional<struct LayoutState *> get_layout_state(int surface_id)
- {
- int layer_id = *this->get_layer_id(surface_id);
- auto i = this->mapping.find(layer_id);
- return i == this->mapping.end()
- ? nullopt
- : optional<struct LayoutState *>(&i->second.state);
- }
- optional<struct layer> get_layer(int layer_id)
- {
- auto i = this->mapping.find(layer_id);
- return i == this->mapping.end() ? nullopt
- : optional<struct layer>(i->second);
- }
-
- layers_type::size_type get_layers_count() const
- {
- return this->layers.size();
- }
-
- void add_surface(int surface_id, int layer_id)
- {
- this->surfaces[surface_id] = layer_id;
- }
-
- void remove_surface(int surface_id)
- {
- this->surfaces.erase(surface_id);
- }
-
- json to_json() const;
- void setupArea(double scaling);
- compositor::rect getAreaSize(const std::string &area);
- int loadAreaDb();
-
- private:
- std::unordered_map<std::string, compositor::rect> area2size;
-
- static const char *kDefaultAreaDb;
-};
-
-struct result<struct layer_map> to_layer_map(nlohmann::json const &j);
-
-static const nlohmann::json default_layers_json = {
- {"main_surface", {
- {"surface_role", "HomeScreen"}
- }},
- {"mappings", {
- {
- {"role", "^HomeScreen$"},
- {"name", "HomeScreen"},
- {"layer_id", 1000},
- {"area", {
- {"type", "full"}
- }}
- },
- {
- {"role", "MediaPlayer|Radio|Phone|Navigation|HVAC|Settings|Dashboard|POI|Mixer"},
- {"name", "apps"},
- {"layer_id", 1001},
- {"area", {
- {"type", "rect"},
- {"rect", {
- {"x", 0},
- {"y", 218},
- {"width", -1},
- {"height", -433}
- }}
- }}
- },
- {
- {"role", "^OnScreen.*"},
- {"name", "popups"},
- {"layer_id", 9999},
- {"area", {
- {"type", "rect"},
- {"rect", {
- {"x", 0},
- {"y", 760},
- {"width", -1},
- {"height", 400}
- }}
- }}
- }
- }}
-};