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-rw-r--r--src/wm_layer.cpp352
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diff --git a/src/wm_layer.cpp b/src/wm_layer.cpp
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+++ b/src/wm_layer.cpp
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+/*
+ * 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.
+ */
+
+#include <regex>
+
+#include "wm_layer.hpp"
+#include "json_helper.hpp"
+#include "util.hpp"
+
+namespace wm
+{
+
+using json = nlohmann::json;
+
+layer::layer(nlohmann::json const &j)
+{
+ this->role = j["role"];
+ this->name = j["name"];
+ this->layer_id = j["layer_id"];
+
+ HMI_DEBUG("layer_id:%d name:%s", this->layer_id, this->name.c_str());
+}
+
+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("role %s matches layer %d", role.c_str(), r.second);
+ return optional<int>(r.second);
+ }
+ }
+ HMI_DEBUG("role %s does NOT match any layer", role.c_str());
+ return nullopt;
+}
+
+json layer::to_json() const
+{
+ auto is_full = this->rect == compositor::full_rect;
+
+ json r{};
+ if (is_full)
+ {
+ r = {{"type", "full"}};
+ }
+ else
+ {
+ r = {{"type", "rect"},
+ {"rect",
+ {{"x", this->rect.x},
+ {"y", this->rect.y},
+ {"width", this->rect.w},
+ {"height", this->rect.h}}}};
+ }
+
+ return {
+ {"name", this->name},
+ {"role", this->role},
+ {"layer_id", this->layer_id},
+ {"area", r},
+ };
+}
+
+json layer_map::to_json() const
+{
+ json j{};
+ for (auto const &i : this->mapping)
+ {
+ j.push_back(i.second.to_json());
+ }
+ return j;
+}
+
+void layer_map::setupArea(double scaling)
+{
+ compositor::rect rct;
+
+ rct = this->area2size["normal.full"];
+ this->area2size["normalfull"] = rct;
+ this->area2size["normal"] = rct;
+
+ for (auto &i : this->area2size)
+ {
+ i.second.x = static_cast<int>(scaling * i.second.x + 0.5);
+ i.second.y = static_cast<int>(scaling * i.second.y + 0.5);
+ i.second.w = static_cast<int>(scaling * i.second.w + 0.5);
+ i.second.h = static_cast<int>(scaling * i.second.h + 0.5);
+
+ HMI_DEBUG("area:%s size(after) : x:%d y:%d w:%d h:%d",
+ i.first.c_str(), i.second.x, i.second.y, i.second.w, i.second.h);
+ }
+}
+
+compositor::rect layer_map::getAreaSize(const std::string &area)
+{
+ return area2size[area];
+}
+
+int layer_map::loadAreaDb()
+{
+ // Get afm application installed dir
+ char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
+ HMI_DEBUG("afm_app_install_dir:%s", afm_app_install_dir);
+
+ std::string file_name;
+ if (!afm_app_install_dir)
+ {
+ HMI_ERROR("AFM_APP_INSTALL_DIR is not defined");
+ }
+ else
+ {
+ file_name = std::string(afm_app_install_dir) + std::string("/etc/areas.db");
+ }
+
+ // Load area.db
+ json_object *json_obj;
+ int ret = jh::inputJsonFilie(file_name.c_str(), &json_obj);
+ if (0 > ret)
+ {
+ HMI_DEBUG("Could not open area.db, so use default area information");
+ json_obj = json_tokener_parse(kDefaultAreaDb);
+ }
+ HMI_DEBUG("json_obj dump:%s", json_object_get_string(json_obj));
+
+ // Perse areas
+ HMI_DEBUG("Perse areas");
+ json_object *json_cfg;
+ if (!json_object_object_get_ex(json_obj, "areas", &json_cfg))
+ {
+ HMI_ERROR("Parse Error!!");
+ return -1;
+ }
+
+ int len = json_object_array_length(json_cfg);
+ HMI_DEBUG("json_cfg len:%d", len);
+ HMI_DEBUG("json_cfg dump:%s", json_object_get_string(json_cfg));
+
+ const char *area;
+ for (int i = 0; i < len; i++)
+ {
+ json_object *json_tmp = json_object_array_get_idx(json_cfg, i);
+ HMI_DEBUG("> json_tmp dump:%s", json_object_get_string(json_tmp));
+
+ area = jh::getStringFromJson(json_tmp, "name");
+ if (nullptr == area)
+ {
+ HMI_ERROR("Parse Error!!");
+ return -1;
+ }
+ HMI_DEBUG("> area:%s", area);
+
+ json_object *json_rect;
+ if (!json_object_object_get_ex(json_tmp, "rect", &json_rect))
+ {
+ HMI_ERROR("Parse Error!!");
+ return -1;
+ }
+ HMI_DEBUG("> json_rect dump:%s", json_object_get_string(json_rect));
+
+ compositor::rect area_size;
+ area_size.x = jh::getIntFromJson(json_rect, "x");
+ area_size.y = jh::getIntFromJson(json_rect, "y");
+ area_size.w = jh::getIntFromJson(json_rect, "w");
+ area_size.h = jh::getIntFromJson(json_rect, "h");
+
+ this->area2size[area] = area_size;
+ }
+
+ // Check
+ for (auto itr = this->area2size.begin();
+ itr != this->area2size.end(); ++itr)
+ {
+ HMI_DEBUG("area:%s x:%d y:%d w:%d h:%d",
+ itr->first.c_str(), itr->second.x, itr->second.y,
+ itr->second.w, itr->second.h);
+ }
+
+ // Release json_object
+ json_object_put(json_obj);
+
+ return 0;
+}
+
+const char* layer_map::kDefaultAreaDb = "{ \
+ \"areas\": [ \
+ { \
+ \"name\": \"fullscreen\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 0, \
+ \"w\": 1080, \
+ \"h\": 1920 \
+ } \
+ }, \
+ { \
+ \"name\": \"normal.full\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 1488 \
+ } \
+ }, \
+ { \
+ \"name\": \"split.main\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"split.sub\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 962, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"software_keyboard\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 962, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"restriction.normal\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 1488 \
+ } \
+ }, \
+ { \
+ \"name\": \"restriction.split.main\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"restriction.split.sub\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 962, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"on_screen\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 1488 \
+ } \
+ } \
+ ] \
+}";
+
+} // namespace wm