-layer::layer(nlohmann::json const &j) {
- this->role = j["role"];
- this->name = j["name"];
- this->layer_id = j["layer_id"];
- this->rect = genivi::full_rect;
- if (j["area"]["type"] == "rect") {
- auto jr = j["area"]["rect"];
- this->rect = genivi::rect{
- jr["width"], jr["height"], jr["x"], jr["y"],
- };
- }
-
- // Init flag of normal layout only
- this->is_normal_layout_only = true;
-
- auto split_layouts = j.find("split_layouts");
- if (split_layouts != j.end()) {
-
- // Clear flag of normal layout only
- this->is_normal_layout_only = false;
-
- auto &sls = j["split_layouts"];
- // this->layouts.reserve(sls.size());
- std::transform(std::cbegin(sls), std::cend(sls),
- std::back_inserter(this->layouts), [this](json const &sl) {
- struct split_layout l {
- sl["name"], sl["main_match"], sl["sub_match"] };
- HMI_DEBUG("wm",
- "layer %d add split_layout \"%s\" (main: \"%s\") (sub: "
- "\"%s\")", this->layer_id,
- l.name.c_str(), l.main_match.c_str(),
- l.sub_match.c_str());
- return l;
- });
- }
- HMI_DEBUG("wm", "layer_id:%d is_normal_layout_only:%d\n",
- this->layer_id, this->is_normal_layout_only);
+layer::layer(nlohmann::json const &j)
+{
+ this->role = j["role"];
+ this->name = j["name"];
+ this->layer_id = j["layer_id"];
+
+ // Init flag of normal layout only
+ this->is_normal_layout_only = true;
+
+ auto split_layouts = j.find("split_layouts");
+ if (split_layouts != j.end())
+ {
+
+ // Clear flag of normal layout only
+ this->is_normal_layout_only = false;
+
+ auto &sls = j["split_layouts"];
+ // this->layouts.reserve(sls.size());
+ std::transform(std::cbegin(sls), std::cend(sls),
+ std::back_inserter(this->layouts), [this](json const &sl) {
+ struct split_layout l
+ {
+ sl["name"], sl["main_match"], sl["sub_match"]
+ };
+ HMI_DEBUG("wm",
+ "layer %d add split_layout \"%s\" (main: \"%s\") (sub: "
+ "\"%s\")",
+ this->layer_id,
+ l.name.c_str(), l.main_match.c_str(),
+ l.sub_match.c_str());
+ return l;
+ });
+ }
+ HMI_DEBUG("wm", "layer_id:%d is_normal_layout_only:%d\n",
+ this->layer_id, this->is_normal_layout_only);
+}
+
+struct result<struct layer_map> to_layer_map(nlohmann::json const &j)
+{
+ try
+ {
+ layer_map stl{};
+ auto m = j["mappings"];
+
+ std::transform(std::cbegin(m), std::cend(m),
+ std::inserter(stl.mapping, stl.mapping.end()),
+ [](nlohmann::json const &j) {
+ return std::pair<int, struct layer>(
+ j.value("layer_id", -1), layer(j));
+ });
+
+ // TODO: add sanity checks here?
+ // * check for double IDs
+ // * check for double names/roles
+
+ stl.layers.reserve(m.size());
+ std::transform(std::cbegin(stl.mapping), std::cend(stl.mapping),
+ std::back_inserter(stl.layers),
+ [&stl](std::pair<int, struct layer> const &k) {
+ stl.roles.emplace_back(
+ std::make_pair(k.second.role, k.second.layer_id));
+ return unsigned(k.second.layer_id);
+ });
+
+ std::sort(stl.layers.begin(), stl.layers.end());
+
+ for (auto i : stl.mapping)
+ {
+ if (i.second.name.empty())
+ {
+ return Err<struct layer_map>("Found mapping w/o name");
+ }
+ if (i.second.layer_id == -1)
+ {
+ return Err<struct layer_map>("Found invalid/unset IDs in mapping");
+ }
+ }
+
+ auto msi = j.find("main_surface");
+ if (msi != j.end())
+ {
+ stl.main_surface_name = msi->value("surface_role", "");
+ stl.main_surface = -1;
+ }
+
+ return Ok(stl);
+ }
+ catch (std::exception &e)
+ {
+ return Err<struct layer_map>(e.what());
+ }
+}
+
+optional<int>
+layer_map::get_layer_id(int surface_id)
+{
+ auto i = this->surfaces.find(surface_id);
+ if (i != this->surfaces.end())
+ {
+ return optional<int>(i->second);
+ }
+ return nullopt;
+}
+
+optional<int> layer_map::get_layer_id(std::string const &role)
+{
+ for (auto const &r : this->roles)
+ {
+ auto re = std::regex(r.first);
+ if (std::regex_match(role, re))
+ {
+ HMI_DEBUG("wm", "role %s matches layer %d", role.c_str(), r.second);
+ return optional<int>(r.second);
+ }
+ }
+ HMI_DEBUG("wm", "role %s does NOT match any layer", role.c_str());
+ return nullopt;