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Diffstat (limited to 'src/window_manager.cpp')
| -rw-r--r-- | src/window_manager.cpp | 1525 |
1 files changed, 1525 insertions, 0 deletions
diff --git a/src/window_manager.cpp b/src/window_manager.cpp new file mode 100644 index 0000000..70228fa --- /dev/null +++ b/src/window_manager.cpp @@ -0,0 +1,1525 @@ +/* + * 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 <fstream> +#include <regex> + +#include "window_manager.hpp" +#include "../include/json.hpp" +#include "applist.hpp" + +extern "C" +{ +#include <systemd/sd-event.h> +} + +namespace wm +{ + +static const unsigned kTimeOut = 3000000UL; /* 3s */ + +/* DrawingArea name used by "{layout}.{area}" */ +const char kNameLayoutNormal[] = "normal"; +const char kNameLayoutSplit[] = "split"; +const char kNameAreaFull[] = "full"; +const char kNameAreaMain[] = "main"; +const char kNameAreaSub[] = "sub"; + +/* Key for json obejct */ +const char kKeyDrawingName[] = "drawing_name"; +const char kKeyDrawingArea[] = "drawing_area"; +const char kKeyDrawingRect[] = "drawing_rect"; +const char kKeyX[] = "x"; +const char kKeyY[] = "y"; +const char kKeyWidth[] = "width"; +const char kKeyHeight[] = "height"; +const char kKeyWidthPixel[] = "width_pixel"; +const char kKeyHeightPixel[] = "height_pixel"; +const char kKeyWidthMm[] = "width_mm"; +const char kKeyHeightMm[] = "height_mm"; + +static sd_event_source *g_timer_ev_src = nullptr; + +static AppList g_app_list; + +namespace +{ + +using nlohmann::json; + +result<json> file_to_json(char const *filename) +{ + json j; + std::ifstream i(filename); + if (i.fail()) + { + HMI_DEBUG("wm", "Could not open config file, so use default layer information"); + j = default_layers_json; + } + else + { + i >> j; + } + + return Ok(j); +} + +struct result<layer_map> load_layer_map(char const *filename) +{ + HMI_DEBUG("wm", "loading IDs from %s", filename); + + auto j = file_to_json(filename); + if (j.is_err()) + { + return Err<layer_map>(j.unwrap_err()); + } + json jids = j.unwrap(); + + return to_layer_map(jids); +} + +static int +processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata) +{ + HMI_NOTICE("wm", "Time out occurs because the client replys endDraw slow, so revert the request"); + reinterpret_cast<wm::App *>(userdata)->timerHandler(); + return 0; +} + +} // namespace + +void App::timerHandler() +{ + unsigned req_num = g_app_list.currentRequestNumber(); + HMI_SEQ_DEBUG(req_num, "Timer expired remove Request"); + g_app_list.reqDump(); + g_app_list.removeRequest(req_num); + this->processNextRequest(); +} + +void App::removeClient(const std::string &appid) +{ + HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str()); + g_app_list.removeClient(appid); +} + +void App::exeptionProcessForTransition() +{ + unsigned req_num = g_app_list.currentRequestNumber(); + HMI_SEQ_NOTICE(req_num, "Process exeption handling for request. Remove current request %d", req_num); + g_app_list.removeRequest(req_num); + HMI_SEQ_NOTICE(g_app_list.currentRequestNumber(), "Process next request if exists"); + this->processNextRequest(); +} + +bool App::subscribeEventForApp(const std::string &appid, afb_req req, const std::string &evname) +{ + if(!g_app_list.contains(appid)){ + HMI_DEBUG("wm", "Client %s is not registered", appid.c_str()); + return false; + } + auto client = g_app_list.lookUpClient(appid); + return client->subscribe(req, evname); +} + +/** + * App Impl + */ +App::App(wl::display *d) + : chooks{this}, + display{d}, + controller{}, + outputs(), + layers(), + id_alloc{}, + pending_events(false) +{ + char const *path_layers_json = getenv("AFM_APP_INSTALL_DIR"); + std::string path; + if (!path_layers_json) + { + HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined"); + path = std::string(path_layers_json); + } + else + { + path = std::string(path_layers_json) + std::string("/etc/layers.json"); + } + + try + { + { + auto l = load_layer_map(path.c_str()); + if (l.is_ok()) + { + this->layers = l.unwrap(); + } + else + { + HMI_ERROR("wm", "%s", l.err().value()); + } + } + } + catch (std::exception &e) + { + HMI_ERROR("wm", "Loading of configuration failed: %s", e.what()); + } +} + +int App::init() +{ + if (!this->display->ok()) + { + return -1; + } + + if (this->layers.mapping.empty()) + { + HMI_ERROR("wm", "No surface -> layer mapping loaded"); + return -1; + } + + // Make afb event + for (int i = Event_Val_Min; i <= Event_Val_Max; i++) + { + map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]); + } + + this->display->add_global_handler( + "wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) { + this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v)); + }); + + this->display->add_global_handler( + "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) { + this->controller = + std::make_unique<struct compositor::controller>(r, name, v); + + // Init controller hooks + this->controller->chooks = &this->chooks; + + // This protocol needs the output, so lets just add our mapping here... + this->controller->add_proxy_to_id_mapping( + this->outputs.back()->proxy.get(), + wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>( + this->outputs.back()->proxy.get()))); + + // Create screen + this->controller->create_screen(this->outputs.back()->proxy.get()); + + // Set display to controller + this->controller->display = this->display; + }); + + // First level objects + this->display->roundtrip(); + // Second level objects + this->display->roundtrip(); + // Third level objects + this->display->roundtrip(); + + return init_layers(); +} + +int App::dispatch_pending_events() +{ + if (this->pop_pending_events()) + { + this->display->dispatch_pending(); + return 0; + } + return -1; +} + +bool App::pop_pending_events() +{ + bool x{true}; + return this->pending_events.compare_exchange_strong( + x, false, std::memory_order_consume); +} + +void App::set_pending_events() +{ + this->pending_events.store(true, std::memory_order_release); +} + +optional<int> App::lookup_id(char const *name) +{ + return this->id_alloc.lookup(std::string(name)); +} +optional<std::string> App::lookup_name(int id) +{ + return this->id_alloc.lookup(id); +} + +/** + * init_layers() + */ +int App::init_layers() +{ + if (!this->controller) + { + HMI_ERROR("wm", "ivi_controller global not available"); + return -1; + } + + if (this->outputs.empty()) + { + HMI_ERROR("wm", "no output was set up!"); + return -1; + } + + auto &c = this->controller; + + auto &o = this->outputs.front(); + auto &s = c->screens.begin()->second; + auto &layers = c->layers; + + // Write output dimensions to ivi controller... + c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)}; + c->physical_size = compositor::size{uint32_t(o->physical_width), + uint32_t(o->physical_height)}; + + // Clear scene + layers.clear(); + + // Clear screen + s->clear(); + + // Quick and dirty setup of layers + for (auto const &i : this->layers.mapping) + { + c->layer_create(i.second.layer_id, o->width, o->height); + auto &l = layers[i.second.layer_id]; + l->set_destination_rectangle(0, 0, o->width, o->height); + l->set_visibility(1); + HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"", + i.second.name.c_str(), i.second.layer_id, i.second.role.c_str()); + } + + // Add layers to screen + s->set_render_order(this->layers.layers); + + this->layout_commit(); + + this->layers.setupArea(o->width, o->height); + + return 0; +} + +void App::surface_set_layout(int surface_id, const std::string& area) +{ + if (!this->controller->surface_exists(surface_id)) + { + HMI_ERROR("wm", "Surface %d does not exist", surface_id); + return; + } + + auto o_layer_id = this->layers.get_layer_id(surface_id); + + if (!o_layer_id) + { + HMI_ERROR("wm", "Surface %d is not associated with any layer!", surface_id); + return; + } + + uint32_t layer_id = *o_layer_id; + + auto const &layer = this->layers.get_layer(layer_id); + auto rect = this->layers.getAreaSize(area); + HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "%s : x:%d y:%d w:%d h:%d", area.c_str(), + rect.x, rect.y, rect.w, rect.h); + auto &s = this->controller->surfaces[surface_id]; + + int x = rect.x; + int y = rect.y; + int w = rect.w; + int h = rect.h; + + // less-than-0 values refer to MAX + 1 - $VALUE + // e.g. MAX is either screen width or height + if (w < 0) + { + w = this->controller->output_size.w + 1 + w; + } + if (h < 0) + { + h = this->controller->output_size.h + 1 + h; + } + + HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id, + layer_id); + + // set destination to the display rectangle + s->set_destination_rectangle(x, y, w, h); + + // update area information + this->area_info[surface_id].x = x; + this->area_info[surface_id].y = y; + this->area_info[surface_id].w = w; + this->area_info[surface_id].h = h; + + HMI_DEBUG("wm", "Surface %u now on layer %u with rect { %d, %d, %d, %d }", + surface_id, layer_id, x, y, w, h); +} + +void App::layout_commit() +{ + this->controller->commit_changes(); + this->display->flush(); +} + +void App::setTimer() +{ + HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate"); + if (g_timer_ev_src == nullptr) + { + // firsttime set into sd_event + int ret = sd_event_add_time(afb_daemon_get_event_loop(), &g_timer_ev_src, + CLOCK_REALTIME, time(NULL) * (1000000UL) + kTimeOut, 1, processTimerHandler, this); + if (ret < 0) + { + HMI_ERROR("wm", "Could't set timer"); + } + } + else + { + // update timer limitation after second time + sd_event_source_set_time(g_timer_ev_src, time(NULL) * (1000000UL) + kTimeOut); + sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_ONESHOT); + } +} + +void App::stopTimer() +{ + unsigned req_num = g_app_list.currentRequestNumber(); + HMI_SEQ_DEBUG(req_num, "Timer stop"); + int rc = sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_OFF); + if (rc < 0) + { + HMI_SEQ_ERROR(req_num, "Timer stop failed"); + } +} + +WMError App::doTransition(unsigned req_num) +{ + HMI_SEQ_DEBUG(req_num, "check policy"); + WMError ret = this->checkPolicy(req_num); + if (ret != WMError::SUCCESS) + { + return ret; + } + HMI_SEQ_DEBUG(req_num, "Start transition."); + ret = this->startTransition(req_num); + return ret; +} + +WMError App::checkPolicy(unsigned req_num) +{ + /* + * Check Policy + */ + // get current trigger + bool found = false; + bool split = false; + WMError ret = WMError::LAYOUT_CHANGE_FAIL; + auto trigger = g_app_list.getRequest(req_num, &found); + if (!found) + { + ret = WMError::NO_ENTRY; + return ret; + } + std::string req_area = trigger.area; + + // >>>> Compatible with current window manager until policy manager coming + if (trigger.task == Task::TASK_ALLOCATE) + { + HMI_SEQ_DEBUG(req_num, "Check split or not"); + const char *msg = this->check_surface_exist(trigger.role.c_str()); + + if (msg) + { + HMI_SEQ_ERROR(req_num, msg); + ret = WMError::LAYOUT_CHANGE_FAIL; + return ret; + } + + auto const &surface_id = this->lookup_id(trigger.role.c_str()); + auto o_state = *this->layers.get_layout_state(*surface_id); + struct LayoutState &state = *o_state; + + unsigned curernt_sid = state.main; + split = this->can_split(state, *surface_id); + + if (split) + { + HMI_SEQ_DEBUG(req_num, "Split happens"); + // Get current visible role + std::string add_role = this->lookup_name(state.main).value(); + // Set next area + std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain); + // Change request area + req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub); + HMI_SEQ_NOTICE(req_num, "Change request area from %s to %s, because split happens", + trigger.area.c_str(), req_area.c_str()); + // set another action + std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found); + if (!found) + { + HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %d", curernt_sid); + ret = WMError::NOT_REGISTERED; + return ret; + } + HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s", + add_name.c_str(), add_role.c_str(), add_area.c_str()); + // Set split action + bool end_draw_finished = false; + WMAction split_action{ + add_name, + add_role, + add_area, + TaskVisible::VISIBLE, + end_draw_finished}; + WMError ret = g_app_list.setAction(req_num, split_action); + if (ret != WMError::SUCCESS) + { + HMI_SEQ_ERROR(req_num, "Failed to set action"); + return ret; + } + g_app_list.reqDump(); + } + } + else + { + HMI_SEQ_DEBUG(req_num, "split doesn't happen"); + } + + // Set invisible task(Remove if policy manager finish) + ret = this->setInvisibleTask(trigger.role, split); + if(ret != WMError::SUCCESS) + { + HMI_SEQ_ERROR(req_num, "Failed to set invisible task: %s", errorDescription(ret)); + return ret; + } + + /* get new status from Policy Manager */ + HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is"); + if(trigger.role == "HomeScreen") + { + // TODO : Remove when Policy Manager completed + HMI_SEQ_NOTICE(req_num, "Hack. This process will be removed. Change HomeScreen code!!"); + req_area = "fullscreen"; + } + TaskVisible task_visible = + (trigger.task == Task::TASK_ALLOCATE) ? TaskVisible::VISIBLE : TaskVisible::INVISIBLE; + + ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, task_visible); + g_app_list.reqDump(); + + return ret; +} + +WMError App::startTransition(unsigned req_num) +{ + bool sync_draw_happen = false; + bool found = false; + WMError ret = WMError::SUCCESS; + auto actions = g_app_list.getActions(req_num, &found); + if (!found) + { + ret = WMError::NO_ENTRY; + HMI_SEQ_ERROR(req_num, + "Window Manager bug :%s : Action is not set", errorDescription(ret)); + return ret; + } + + for (const auto &action : actions) + { + if (action.visible != TaskVisible::INVISIBLE) + { + sync_draw_happen = true; + this->emit_syncdraw(action.role, action.area); + /* TODO: emit event for app not subscriber + if(g_app_list.contains(y.appid)) + g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */ + } + } + + if (sync_draw_happen) + { + this->setTimer(); + } + else + { + // deactivate only, no syncDraw + // Make it deactivate here + for (const auto &x : actions) + { + if (g_app_list.contains(x.appid)) + { + auto client = g_app_list.lookUpClient(x.appid); + this->deactivate(client->surfaceID(x.role)); + } + } + ret = NO_LAYOUT_CHANGE; + } + return ret; +} + +WMError App::setInvisibleTask(const std::string &role, bool split) +{ + unsigned req_num = g_app_list.currentRequestNumber(); + HMI_SEQ_DEBUG(req_num, "set current visible app to invisible task"); + // This task is copied from original actiavete surface + const char *drawing_name = role.c_str(); + auto const &surface_id = this->lookup_id(drawing_name); + auto layer_id = this->layers.get_layer_id(*surface_id); + auto o_state = *this->layers.get_layout_state(*surface_id); + struct LayoutState &state = *o_state; + std::string add_name, add_role; + std::string add_area = ""; + int surface; + TaskVisible task_visible = TaskVisible::INVISIBLE; + bool end_draw_finished = true; + bool found = false; + + for (auto const &l : this->layers.mapping) + { + if (l.second.layer_id <= *layer_id) + { + continue; + } + HMI_DEBUG("wm", "debug: main %d , sub : %d", l.second.state.main, l.second.state.sub); + if (l.second.state.main != -1) + { + //this->deactivate(l.second.state.main); + surface = l.second.state.main; + add_role = *this->id_alloc.lookup(surface); + add_name = g_app_list.getAppID(surface, add_role, &found); + if(!found){ + return WMError::NOT_REGISTERED; + } + HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str()); + WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished}; + g_app_list.setAction(req_num, act); + l.second.state.main = -1; + } + + if (l.second.state.sub != -1) + { + //this->deactivate(l.second.state.sub); + surface = l.second.state.sub; + add_role = *this->id_alloc.lookup(surface); + add_name = g_app_list.getAppID(surface, add_role, &found); + if (!found) + { + return WMError::NOT_REGISTERED; + } + HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str()); + WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished}; + g_app_list.setAction(req_num, act); + l.second.state.sub = -1; + } + } + + // change current state here, but this is hack + auto layer = this->layers.get_layer(*layer_id); + + if (state.main == -1) + { + HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal); + } + else + { + if (0 != strcmp(drawing_name, "HomeScreen")) + { + if (split) + { + if (state.sub != *surface_id) + { + if (state.sub != -1) + { + //this->deactivate(state.sub); + WMAction deact_sub; + deact_sub.role = + std::move(*this->id_alloc.lookup(state.sub)); + deact_sub.area = add_area; + deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found); + if (!found) + { + HMI_SEQ_ERROR(req_num, "App doesn't exist for role : %s", + deact_sub.role.c_str()); + return WMError::NOT_REGISTERED; + } + deact_sub.visible = task_visible; + deact_sub.end_draw_finished = end_draw_finished; + HMI_SEQ_DEBUG(req_num, "Set invisible task for %s", deact_sub.appid.c_str()); + g_app_list.setAction(req_num, deact_sub); + } + } + //state = LayoutState{state.main, *surface_id}; + } + else + { + HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal); + + //this->surface_set_layout(*surface_id); + if (state.main != *surface_id) + { + // this->deactivate(state.main); + WMAction deact_main; + deact_main.role = std::move(*this->id_alloc.lookup(state.main)); + ; + deact_main.area = add_area; + deact_main.appid = g_app_list.getAppID(state.main, deact_main.role, &found); + if (!found) + { + HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist"); + return WMError::NOT_REGISTERED; + } + deact_main.visible = task_visible; + deact_main.end_draw_finished = end_draw_finished; + HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist"); + g_app_list.setAction(req_num, deact_main); + } + if (state.sub != -1) + { + if (state.sub != *surface_id) + { + //this->deactivate(state.sub); + WMAction deact_sub; + deact_sub.role = std::move(*this->id_alloc.lookup(state.sub)); + ; + deact_sub.area = add_area; + deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found); + if (!found) + { + HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist"); + return WMError::NOT_REGISTERED; + } + deact_sub.visible = task_visible; + deact_sub.end_draw_finished = end_draw_finished; + HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist"); + g_app_list.setAction(req_num, deact_sub); + } + } + //state = LayoutState{*surface_id}; + } + } + } + return WMError::SUCCESS; +} + +const char *App::check_surface_exist(const char *drawing_name) +{ + auto const &surface_id = this->lookup_id(drawing_name); + if (!surface_id) + { + //reply("Surface does not exist"); + return "Surface does not exist"; + } + + if (!this->controller->surface_exists(*surface_id)) + { + //reply("Surface does not exist in controller!"); + return "Surface does not exist in controller!"; + } + + auto layer_id = this->layers.get_layer_id(*surface_id); + + if (!layer_id) + { + //reply("Surface is not on any layer!"); + return "Surface is not on any layer!"; + } + + auto o_state = *this->layers.get_layout_state(*surface_id); + + if (o_state == nullptr) + { + //reply("Could not find layer for surface"); + return "Could not find layer for surface"; + } + + HMI_DEBUG("wm", "surface %d is detected", *surface_id); + return nullptr; + //reply(nullptr); +} + +WMError App::setRequest(const std::string& appid, const std::string &role, const std::string &area, + Task task, unsigned* req_num) +{ + if (!g_app_list.contains(appid)) + { + return WMError::NOT_REGISTERED; + } + + auto client = g_app_list.lookUpClient(appid); + + /* + * Queueing Phase + */ + unsigned current = g_app_list.currentRequestNumber(); + unsigned requested_num = g_app_list.getRequestNumber(appid); + if (requested_num != 0) + { + HMI_SEQ_INFO(requested_num, + "%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str()); + return REQ_REJECTED; + } + + WMRequest req = WMRequest(appid, role, area, task); + unsigned new_req = g_app_list.addRequest(req); + *req_num = new_req; + g_app_list.reqDump(); + + HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str()); + + return WMError::SUCCESS; +} + +void App::api_activate_surface(char const *appid, char const *drawing_name, + char const *drawing_area, const reply_func &reply) +{ + ST(); + + std::string id = appid; + std::string role = drawing_name; + std::string area = drawing_area; + Task task = Task::TASK_ALLOCATE; + unsigned req_num = 0; + WMError ret = WMError::UNKNOWN; + + ret = this->setRequest(id, role, area, task, &req_num); + + if(ret != WMError::SUCCESS) + { + HMI_ERROR("wm", errorDescription(ret)); + reply("Failed to set request"); + return; + } + + reply(nullptr); + if (req_num != g_app_list.currentRequestNumber()) + { + // Add request, then invoked after the previous task is finished + HMI_SEQ_DEBUG(req_num, "request is accepted"); + return; + } + + /* + * Do allocate tasks + */ + ret = this->doTransition(req_num); + + if (ret != WMError::SUCCESS) + { + //this->emit_error() + HMI_SEQ_ERROR(req_num, errorDescription(ret)); + g_app_list.removeRequest(req_num); + this->processNextRequest(); + } +} + +void App::api_deactivate_surface(char const *appid, char const *drawing_name, + const reply_func &reply) +{ + ST(); + + /* + * Check Phase + */ + std::string id = appid; + std::string role = drawing_name; + std::string area = ""; //drawing_area; + Task task = Task::TASK_RELEASE; + unsigned req_num = 0; + WMError ret = WMError::UNKNOWN; + + ret = this->setRequest(id, role, area, task, &req_num); + + if (ret != WMError::SUCCESS) + { + HMI_ERROR("wm", errorDescription(ret)); + reply("Failed to set request"); + return; + } + + reply(nullptr); + if (req_num != g_app_list.currentRequestNumber()) + { + // Add request, then invoked after the previous task is finished + HMI_SEQ_DEBUG(req_num, "request is accepted"); + return; + } + + /* + * Do allocate tasks + */ + ret = this->doTransition(req_num); + + if (ret != WMError::SUCCESS) + { + //this->emit_error() + HMI_SEQ_ERROR(req_num, errorDescription(ret)); + g_app_list.removeRequest(req_num); + this->processNextRequest(); + } +} + +WMError App::doEndDraw(unsigned req_num) +{ + // get actions + bool found; + auto actions = g_app_list.getActions(req_num, &found); + WMError ret = WMError::SUCCESS; + if (!found) + { + ret = WMError::NO_ENTRY; + return ret; + } + + HMI_SEQ_INFO(req_num, "do endDraw"); + + // layout change and make it visible + for (const auto &act : actions) + { + // layout change + if(!g_app_list.contains(act.appid)){ + ret = WMError::NOT_REGISTERED; + } + ret = this->layoutChange(act); + if(ret != WMError::SUCCESS) + { + HMI_SEQ_WARNING(req_num, + "Failed to manipulate surfaces while state change : %s", errorDescription(ret)); + return ret; + } + ret = this->visibilityChange(act); + if (ret != WMError::SUCCESS) + { + HMI_SEQ_WARNING(req_num, + "Failed to manipulate surfaces while state change : %s", errorDescription(ret)); + return ret; + } + HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str()); + //this->lm_enddraw(act.role.c_str()); + } + + // Change current state + this->changeCurrentState(req_num); + + HMI_SEQ_INFO(req_num, "emit flushDraw"); + + for(const auto &act_flush : actions) + { + if(act_flush.visible != TaskVisible::INVISIBLE) + { + this->emit_flushdraw(act_flush.role.c_str()); + } + } + + return ret; +} + +WMError App::setSurfaceSize(unsigned surface, const std::string &area) +{ + this->surface_set_layout(surface, area); + + return WMError::SUCCESS; +} + +WMError App::layoutChange(const WMAction &action) +{ + if (action.visible == TaskVisible::INVISIBLE) + { + // Visibility is not change -> no redraw is required + return WMError::SUCCESS; + } + auto client = g_app_list.lookUpClient(action.appid); + unsigned surface = client->surfaceID(action.role); + if (surface == 0) + { + HMI_SEQ_ERROR(g_app_list.currentRequestNumber(), + "client doesn't have surface with role(%s)", action.role.c_str()); + return WMError::NOT_REGISTERED; + } + // Layout Manager + WMError ret = this->setSurfaceSize(surface, action.area); + return ret; +} + +WMError App::visibilityChange(const WMAction &action) +{ + HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Change visibility"); + if(!g_app_list.contains(action.appid)){ + return WMError::NOT_REGISTERED; + } + auto client = g_app_list.lookUpClient(action.appid); + unsigned surface = client->surfaceID(action.role); + if(surface == 0) + { + HMI_SEQ_ERROR(g_app_list.currentRequestNumber(), + "client doesn't have surface with role(%s)", action.role.c_str()); + return WMError::NOT_REGISTERED; + } + + if (action.visible != TaskVisible::INVISIBLE) + { + this->activate(surface); // Layout Manager task + } + else + { + this->deactivate(surface); // Layout Manager task + } + return WMError::SUCCESS; +} + +WMError App::changeCurrentState(unsigned req_num) +{ + HMI_SEQ_DEBUG(req_num, "Change current layout state"); + bool trigger_found = false, action_found = false; + auto trigger = g_app_list.getRequest(req_num, &trigger_found); + auto actions = g_app_list.getActions(req_num, &action_found); + if (!trigger_found || !action_found) + { + HMI_SEQ_ERROR(req_num, "Action not found"); + return WMError::LAYOUT_CHANGE_FAIL; + } + + // Layout state reset + struct LayoutState reset_state{-1, -1}; + HMI_SEQ_DEBUG(req_num,"Reset layout state"); + for (const auto &action : actions) + { + if(!g_app_list.contains(action.appid)){ + return WMError::NOT_REGISTERED; + } + auto client = g_app_list.lookUpClient(action.appid); + auto pCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role)); + if(pCurState == nullptr) + { + HMI_SEQ_ERROR(req_num, "Counldn't find current status"); + continue; + } + pCurState->main = reset_state.main; + pCurState->sub = reset_state.sub; + } + + HMI_SEQ_DEBUG(req_num, "Change state"); + for (const auto &action : actions) + { + auto client = g_app_list.lookUpClient(action.appid); + auto pLayerCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role)); + if (pLayerCurState == nullptr) + { + HMI_SEQ_ERROR(req_num, "Counldn't find current status"); + continue; + } + int surface = -1; + + if (action.visible != TaskVisible::INVISIBLE) + { + surface = (int)client->surfaceID(action.role); + HMI_SEQ_INFO(req_num, "Change %s surface : %d, state visible area : %s", + action.role.c_str(), surface, action.area.c_str()); + // visible == true -> layout changes + if(action.area == "normal.full" || action.area == "split.main") + { + pLayerCurState->main = surface; + } + else if (action.area == "split.sub") + { + pLayerCurState->sub = surface; + } + else + { + // normalfull + pLayerCurState->main = surface; + } + } + } + + return WMError::SUCCESS; +} + +void App::api_enddraw(char const *appid, char const *drawing_name) +{ + std::string id = appid; + std::string role = drawing_name; + unsigned current_req = g_app_list.currentRequestNumber(); + bool result = g_app_list.setEndDrawFinished(current_req, id, role); + + if (!result) + { + HMI_ERROR("wm", "%s is not in transition state", id.c_str()); + return; + } + + if (g_app_list.endDrawFullfilled(current_req)) + { + // do task for endDraw + this->stopTimer(); + WMError ret = this->doEndDraw(current_req); + + if(ret != WMError::SUCCESS) + { + //this->emit_error(); + } + HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret)); + + g_app_list.removeRequest(current_req); + + this->processNextRequest(); + } + else + { + HMI_SEQ_INFO(current_req, "Wait other App call endDraw"); + return; + } +} + +void App::processNextRequest() +{ + g_app_list.next(); + g_app_list.reqDump(); + unsigned req_num = g_app_list.currentRequestNumber(); + if (g_app_list.haveRequest()) + { + HMI_SEQ_DEBUG(req_num, "Process next request"); + WMError rc = doTransition(req_num); + if (rc != WMError::SUCCESS) + { + HMI_SEQ_ERROR(req_num, errorDescription(rc)); + } + } + else + { + HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request"); + } +} + +void App::api_ping() { this->dispatch_pending_events(); } + +void App::send_event(char const *evname, char const *label) +{ + HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label); + + json_object *j = json_object_new_object(); + json_object_object_add(j, kKeyDrawingName, json_object_new_string(label)); + + int ret = afb_event_push(this->map_afb_event[evname], j); + if (ret != 0) + { + HMI_DEBUG("wm", "afb_event_push failed: %m"); + } +} + +void App::send_event(char const *evname, char const *label, char const *area, + int x, int y, int w, int h) +{ + HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d", + __func__, evname, label, area, x, y, w, h); + + json_object *j_rect = json_object_new_object(); + json_object_object_add(j_rect, kKeyX, json_object_new_int(x)); + json_object_object_add(j_rect, kKeyY, json_object_new_int(y)); + json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w)); + json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h)); + + json_object *j = json_object_new_object(); + json_object_object_add(j, kKeyDrawingName, json_object_new_string(label)); + json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area)); + json_object_object_add(j, kKeyDrawingRect, j_rect); + + int ret = afb_event_push(this->map_afb_event[evname], j); + if (ret != 0) + { + HMI_DEBUG("wm", "afb_event_push failed: %m"); + } +} + +/** + * proxied events + */ +void App::surface_created(uint32_t surface_id) +{ + auto layer_id = this->layers.get_layer_id(surface_id); + if (!layer_id) + { + HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!", + surface_id); + return; + } + + HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id); + + this->controller->layers[*layer_id]->add_surface(surface_id); + this->layout_commit(); +} + +void App::surface_removed(uint32_t surface_id) +{ + HMI_DEBUG("wm", "surface_id is %u", surface_id); + + g_app_list.removeSurface(surface_id); +} + +void App::emit_activated(char const *label) +{ + this->send_event(kListEventName[Event_Active], label); +} + +void App::emit_deactivated(char const *label) +{ + this->send_event(kListEventName[Event_Inactive], label); +} + +void App::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h) +{ + this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h); +} + +void App::emit_syncdraw(const std::string &role, const std::string &area) +{ + compositor::rect rect = this->layers.getAreaSize(area); + //this->lm_get_area_info(area, &x, &y, &w, &h); + this->send_event(kListEventName[Event_SyncDraw], + role.c_str(), area.c_str(), rect.x, rect.y, rect.w, rect.h); +} + +void App::emit_flushdraw(char const *label) +{ + this->send_event(kListEventName[Event_FlushDraw], label); +} + +void App::emit_visible(char const *label, bool is_visible) +{ + this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label); +} + +void App::emit_invisible(char const *label) +{ + return emit_visible(label, false); +} + +void App::emit_visible(char const *label) { return emit_visible(label, true); } + +result<int> App::api_request_surface(char const *appid, char const *drawing_name) +{ + auto lid = this->layers.get_layer_id(std::string(drawing_name)); + if (!lid) + { + /** + * register drawing_name as fallback and make it displayed. + */ + lid = this->layers.get_layer_id(std::string("Fallback")); + HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name); + if (!lid) + { + return Err<int>("Drawing name does not match any role, Fallback is disabled"); + } + } + + auto rname = this->lookup_id(drawing_name); + if (!rname) + { + // name does not exist yet, allocate surface id... + auto id = int(this->id_alloc.generate_id(drawing_name)); + this->layers.add_surface(id, *lid); + + // set the main_surface[_name] here and now + if (!this->layers.main_surface_name.empty() && + this->layers.main_surface_name == drawing_name) + { + this->layers.main_surface = id; + HMI_DEBUG("wm", "Set main_surface id to %u", id); + } + + // add client into the db + std::string appid_str(appid); + std::string role(drawing_name); + //g_app_list.addClient(appid_str, role); + g_app_list.addClient(appid_str, *lid, id, role); + + return Ok<int>(id); + } + + // Check currently registered drawing names if it is already there. + return Err<int>("Surface already present"); +} + +char const *App::api_request_surface(char const *appid, char const *drawing_name, + char const *ivi_id) +{ + ST(); + + auto lid = this->layers.get_layer_id(std::string(drawing_name)); + unsigned sid = std::stol(ivi_id); + + if (!lid) + { + /** + * register drawing_name as fallback and make it displayed. + */ + lid = this->layers.get_layer_id(std::string("Fallback")); + HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name); + if (!lid) + { + return "Drawing name does not match any role, Fallback is disabled"; + } + } + + auto rname = this->lookup_id(drawing_name); + + if (rname) + { + return "Surface already present"; + } + + // register pair drawing_name and ivi_id + this->id_alloc.register_name_id(drawing_name, sid); + this->layers.add_surface(sid, *lid); + + // this surface is already created + HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid); + + this->controller->layers[*lid]->add_surface(sid); + this->layout_commit(); + + return nullptr; +} + +result<json_object *> App::api_get_display_info() +{ + // Check controller + if (!this->controller) + { + return Err<json_object *>("ivi_controller global not available"); + } + + // Set display info + compositor::size o_size = this->controller->output_size; + compositor::size p_size = this->controller->physical_size; + + json_object *object = json_object_new_object(); + json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w)); + json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h)); + json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w)); + json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h)); + + return Ok<json_object *>(object); +} + +result<json_object *> App::api_get_area_info(char const *drawing_name) +{ + HMI_DEBUG("wm", "called"); + + // Check drawing name, surface/layer id + auto const &surface_id = this->lookup_id(drawing_name); + if (!surface_id) + { + return Err<json_object *>("Surface does not exist"); + } + + if (!this->controller->surface_exists(*surface_id)) + { + return Err<json_object *>("Surface does not exist in controller!"); + } + + auto layer_id = this->layers.get_layer_id(*surface_id); + if (!layer_id) + { + return Err<json_object *>("Surface is not on any layer!"); + } + + auto o_state = *this->layers.get_layout_state(*surface_id); + if (o_state == nullptr) + { + return Err<json_object *>("Could not find layer for surface"); + } + + struct LayoutState &state = *o_state; + if ((state.main != *surface_id) && (state.sub != *surface_id)) + { + return Err<json_object *>("Surface is inactive"); + } + + // Set area rectangle + compositor::rect area_info = this->area_info[*surface_id]; + json_object *object = json_object_new_object(); + json_object_object_add(object, kKeyX, json_object_new_int(area_info.x)); + json_object_object_add(object, kKeyY, json_object_new_int(area_info.y)); + json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w)); + json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h)); + + return Ok<json_object *>(object); +} + +void App::activate(int id) +{ + auto ip = this->controller->sprops.find(id); + if (ip != this->controller->sprops.end()) + { + this->controller->surfaces[id]->set_visibility(1); + char const *label = + this->lookup_name(id).value_or("unknown-name").c_str(); + + // FOR CES DEMO >>> + if ((0 == strcmp(label, "Radio")) || + (0 == strcmp(label, "MediaPlayer")) || + (0 == strcmp(label, "Music")) || + (0 == strcmp(label, "Navigation"))) + { + for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i) + { + if (id == *i) + { + // Remove id + this->surface_bg.erase(i); + + // Remove from BG layer (999) + HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id); + this->controller->layers[999]->remove_surface(id); + + // Add to FG layer (1001) + HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id); + this->controller->layers[1001]->add_surface(id); + + for (int j : this->surface_bg) + { + HMI_DEBUG("wm", "Stored id:%d", j); + } + break; + } + } + } + // <<< FOR CES DEMO + this->layout_commit(); + + this->emit_visible(label); + this->emit_activated(label); + } +} + +void App::deactivate(int id) +{ + auto ip = this->controller->sprops.find(id); + if (ip != this->controller->sprops.end()) + { + char const *label = + this->lookup_name(id).value_or("unknown-name").c_str(); + + // FOR CES DEMO >>> + if ((0 == strcmp(label, "Radio")) || (0 == strcmp(label, "MediaPlayer")) || (0 == strcmp(label, "Music")) || (0 == strcmp(label, "Navigation"))) + { + + // Store id + this->surface_bg.push_back(id); + + // Remove from FG layer (1001) + HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id); + this->controller->layers[1001]->remove_surface(id); + + // Add to BG layer (999) + HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id); + this->controller->layers[999]->add_surface(id); + + for (int j : surface_bg) + { + HMI_DEBUG("wm", "Stored id:%d", j); + } + } + else + { + this->controller->surfaces[id]->set_visibility(0); + } + // <<< FOR CES DEMO + + this->emit_deactivated(label); + this->emit_invisible(label); + } +} + +bool App::can_split(struct LayoutState const &state, int new_id) +{ + if (state.main != -1 && state.main != new_id) + { + auto new_id_layer = this->layers.get_layer_id(new_id).value(); + auto current_id_layer = this->layers.get_layer_id(state.main).value(); + + // surfaces are on separate layers, don't bother. + if (new_id_layer != current_id_layer) + { + return false; + } + + std::string const &new_id_str = this->lookup_name(new_id).value(); + std::string const &cur_id_str = this->lookup_name(state.main).value(); + + auto const &layer = this->layers.get_layer(new_id_layer); + + HMI_DEBUG("wm", "layer info name: %s", layer->name.c_str()); + + if (layer->layouts.empty()) + { + return false; + } + + for (auto i = layer->layouts.cbegin(); i != layer->layouts.cend(); i++) + { + HMI_DEBUG("wm", "%d main_match '%s'", new_id_layer, i->main_match.c_str()); + auto rem = std::regex(i->main_match); + if (std::regex_match(cur_id_str, rem)) + { + // build the second one only if the first already matched + HMI_DEBUG("wm", "%d sub_match '%s'", new_id_layer, i->sub_match.c_str()); + auto res = std::regex(i->sub_match); + if (std::regex_match(new_id_str, res)) + { + HMI_DEBUG("wm", "layout matched!"); + return true; + } + } + } + } + + return false; +} + +/** + * controller_hooks + */ +void controller_hooks::surface_created(uint32_t surface_id) +{ + this->app->surface_created(surface_id); +} + +void controller_hooks::surface_removed(uint32_t surface_id) +{ + this->app->surface_removed(surface_id); +} + +void controller_hooks::surface_visibility(uint32_t /*surface_id*/, + uint32_t /*v*/) {} + +void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/, + uint32_t /*x*/, + uint32_t /*y*/, + uint32_t /*w*/, + uint32_t /*h*/) {} + +} // namespace wm |