Add APIs which can get information about the display and the surface area
[apps/agl-service-windowmanager.git] / src / app.cpp
index a5583ae..b966172 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 Mentor Graphics Development (Deutschland) GmbH
+ * 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.
@@ -19,7 +19,7 @@
 #include "layers.hpp"
 #include "layout.hpp"
 #include "util.hpp"
-#include "wayland.hpp"
+#include "wayland_ivi_wm.hpp"
 
 #include <cstdio>
 #include <memory>
@@ -29,7 +29,6 @@
 #include <json-c/json.h>
 
 #include <algorithm>
-#include <bits/signum.h>
 #include <csignal>
 #include <fstream>
 #include <json.hpp>
 
 namespace wm {
 
+/* 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";
+
+
 namespace {
 
 using nlohmann::json;
 
 result<json> file_to_json(char const *filename) {
+   json j;
    std::ifstream i(filename);
    if (i.fail()) {
-      return Err<json>("Could not open config file");
+      HMI_DEBUG("wm", "Could not open config file, so use default layer information");
+      j = default_layers_json;
    }
-   json j;
-   i >> j;
+   else {
+      i >> j;
+   }
+
    return Ok(j);
 }
 
@@ -72,8 +96,7 @@ struct result<layer_map> load_layer_map(char const *filename) {
  * App Impl
  */
 App::App(wl::display *d)
-   : api{this},
-     chooks{this},
+   : chooks{this},
      display{d},
      controller{},
      outputs(),
@@ -118,9 +141,9 @@ int App::init() {
       });
 
    this->display->add_global_handler(
-      "ivi_controller", [this](wl_registry *r, uint32_t name, uint32_t v) {
+      "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
          this->controller =
-            std::make_unique<struct genivi::controller>(r, name, v);
+            std::make_unique<struct compositor::controller>(r, name, v);
 
          // Init controller hooks
          this->controller->chooks = &this->chooks;
@@ -130,6 +153,12 @@ int App::init() {
             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
@@ -142,22 +171,6 @@ int App::init() {
    return init_layers();
 }
 
-int App::dispatch_events() {
-   if (this->dispatch_events() == 0) {
-      return 0;
-   }
-
-   int ret = this->display->dispatch();
-   if (ret == -1) {
-      HMI_ERROR("wm", "wl_display_dipatch() returned error %d",
-               this->display->get_error());
-      return -1;
-   }
-   this->display->flush();
-
-   return 0;
-}
-
 int App::dispatch_pending_events() {
    if (this->pop_pending_events()) {
       this->display->dispatch_pending();
@@ -204,7 +217,9 @@ int App::init_layers() {
    auto &layers = c->layers;
 
    // Write output dimensions to ivi controller...
-   c->output_size = genivi::size{uint32_t(o->width), uint32_t(o->height)};
+   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();
@@ -288,26 +303,27 @@ void App::surface_set_layout(int surface_id, optional<int> sub_surface_id) {
       HMI_DEBUG("wm", "surface_set_layout for sub surface %u on layer %u",
                *sub_surface_id, layer_id);
 
-      // configure surface to wxh dimensions
-      ss->set_configuration(w, h);
-      // set source reactangle, even if we should not need to set it.
-      ss->set_source_rectangle(0, 0, w, h);
       // set destination to the display rectangle
       ss->set_destination_rectangle(x + x_off, y + y_off, w, h);
 
+      this->area_info[*sub_surface_id].x = x;
+      this->area_info[*sub_surface_id].y = y;
+      this->area_info[*sub_surface_id].w = w;
+      this->area_info[*sub_surface_id].h = h;
    }
 
    HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
             layer_id);
 
-   // configure surface to wxh dimensions
-   s->set_configuration(w, h);
-   // set source reactangle, even if we should not need to set it.
-   s->set_source_rectangle(0, 0, w, h);
-
    // 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);
 }
@@ -380,16 +396,10 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
             // Commit for configuraton
             this->layout_commit();
 
-            if (!(layer->is_normal_layout_only)) {
-               // Wait for configuration listener
-               controller->is_configured = false;
-               while (!(controller->is_configured)) {
-                  dispatch_pending_events();
-               }
-            }
-
             std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-            this->emit_syncdraw(drawing_name, str_area.c_str());
+            compositor::rect area_rect = this->area_info[*surface_id];
+            this->emit_syncdraw(drawing_name, str_area.c_str(),
+                                area_rect.x, area_rect.y, area_rect.w, area_rect.h);
             this->enqueue_flushdraw(state.main);
          });
    } else {
@@ -398,7 +408,9 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
             state, LayoutState{*surface_id}, [&] (LayoutState const &nl) {
                HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
                std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-               this->emit_syncdraw(drawing_name, str_area.c_str());
+               compositor::rect area_rect = this->area_info[*surface_id];
+               this->emit_syncdraw(drawing_name, str_area.c_str(),
+                                   area_rect.x, area_rect.y, area_rect.w, area_rect.h);
                this->enqueue_flushdraw(state.main);
             });
       } else {
@@ -421,19 +433,19 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
                   }
                   state = nl;
 
-                  // Commit for configuraton and visibility(0)
+                  // Commit for configuration and visibility(0)
                   this->layout_commit();
 
-                  // Wait for configuration listener
-                  controller->is_configured = false;
-                  while (!(controller->is_configured)) {
-                     dispatch_pending_events();
-                  }
-
                   std::string str_area_main = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
                   std::string str_area_sub = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
-                  this->emit_syncdraw(main.c_str(), str_area_main.c_str());
-                  this->emit_syncdraw(drawing_name, str_area_sub.c_str());
+                  compositor::rect area_rect_main = this->area_info[state.main];
+                  compositor::rect area_rect_sub = this->area_info[*surface_id];
+                  this->emit_syncdraw(main.c_str(), str_area_main.c_str(),
+                                      area_rect_main.x, area_rect_main.y,
+                                      area_rect_main.w, area_rect_main.h);
+                  this->emit_syncdraw(drawing_name, str_area_sub.c_str(),
+                                      area_rect_sub.x, area_rect_sub.y,
+                                      area_rect_sub.w, area_rect_sub.h);
                   this->enqueue_flushdraw(state.main);
                   this->enqueue_flushdraw(state.sub);
                });
@@ -456,16 +468,10 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
                   // Commit for configuraton and visibility(0)
                   this->layout_commit();
 
-                  if (!(layer->is_normal_layout_only)) {
-                     // Wait for configuration listener
-                     controller->is_configured = false;
-                     while (!(controller->is_configured)) {
-                        dispatch_pending_events();
-                     }
-                  }
-
                   std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-                  this->emit_syncdraw(drawing_name, str_area.c_str());
+                  compositor::rect area_rect = this->area_info[*surface_id];
+                  this->emit_syncdraw(drawing_name, str_area.c_str(),
+                                      area_rect.x, area_rect.y, area_rect.w, area_rect.h);
                   this->enqueue_flushdraw(state.main);
                });
          }
@@ -500,8 +506,7 @@ char const *App::api_deactivate_surface(char const *drawing_name) {
       return "No surface active";
    }
 
-   // XXX: check against main_surface, main_surface_name is the configuration
-   // item.
+   // Check against main_surface, main_surface_name is the configuration item.
    if (*surface_id == this->layers.main_surface) {
       HMI_DEBUG("wm", "Refusing to deactivate main_surface %d", *surface_id);
       return nullptr;
@@ -519,7 +524,9 @@ char const *App::api_deactivate_surface(char const *drawing_name) {
 
                this->layout_commit();
                std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-               this->emit_syncdraw(sub.c_str(), str_area.c_str());
+               compositor::rect area_rect = this->area_info[state.sub];
+               this->emit_syncdraw(sub.c_str(), str_area.c_str(),
+                                   area_rect.x, area_rect.y, area_rect.w, area_rect.h);
                this->enqueue_flushdraw(state.sub);
             });
       } else {
@@ -540,7 +547,9 @@ char const *App::api_deactivate_surface(char const *drawing_name) {
 
             this->layout_commit();
             std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
-            this->emit_syncdraw(main.c_str(), str_area.c_str());
+            compositor::rect area_rect = this->area_info[state.main];
+            this->emit_syncdraw(main.c_str(), str_area.c_str(),
+                                area_rect.x, area_rect.y, area_rect.w, area_rect.h);
             this->enqueue_flushdraw(state.main);
          });
    } else {
@@ -576,7 +585,6 @@ char const *App::api_enddraw(char const *drawing_name) {
       if (n && *n == drawing_name) {
          std::swap(this->pending_end_draw[i], this->pending_end_draw[iend - 1]);
          this->pending_end_draw.resize(iend - 1);
-         // XXX: Please tell the compositor to thaw the surface...
          this->activate(this->pending_end_draw[i]);
          this->layout_commit();
          this->emit_flushdraw(drawing_name);
@@ -588,6 +596,40 @@ char const *App::api_enddraw(char const *drawing_name) {
 
 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
  */
@@ -601,9 +643,8 @@ void App::surface_created(uint32_t surface_id) {
 
    HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
 
-   this->controller->layers[*layer_id]->add_surface(
-      this->controller->surfaces[surface_id].get());
-
+   this->controller->layers[*layer_id]->add_surface(surface_id);
+   this->layout_commit();
    // activate the main_surface right away
    /*if (surface_id == static_cast<unsigned>(this->layers.main_surface)) {
       HMI_DEBUG("wm", "Activating main_surface (%d)", surface_id);
@@ -632,23 +673,23 @@ void App::surface_removed(uint32_t surface_id) {
 }
 
 void App::emit_activated(char const *label) {
-   this->api.send_event(kListEventName[Event_Active], label);
+   this->send_event(kListEventName[Event_Active], label);
 }
 
 void App::emit_deactivated(char const *label) {
-   this->api.send_event(kListEventName[Event_Inactive], label);
+   this->send_event(kListEventName[Event_Inactive], label);
 }
 
-void App::emit_syncdraw(char const *label, char const *area) {
-    this->api.send_event(kListEventName[Event_SyncDraw], label, area);
+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_flushdraw(char const *label) {
-   this->api.send_event(kListEventName[Event_FlushDraw], label);
+   this->send_event(kListEventName[Event_FlushDraw], label);
 }
 
 void App::emit_visible(char const *label, bool is_visible) {
-   this->api.send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
+   this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
 }
 
 void App::emit_invisible(char const *label) {
@@ -684,14 +725,128 @@ result<int> App::api_request_surface(char const *drawing_name) {
    return Err<int>("Surface already present");
 }
 
+char const *App::api_request_surface(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) {
+       return "Drawing name does not match any role";
+   }
+
+   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(0);
-      this->layout_commit();
       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->emit_visible(label);
       this->emit_activated(label);
    }
@@ -699,10 +854,36 @@ void App::activate(int id) {
 
 void App::deactivate(int id) {
    auto ip = this->controller->sprops.find(id);
-   if (ip != this->controller->sprops.end() && ip->second.visibility != 0) {
-      this->controller->surfaces[id]->set_visibility(0);
+   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);
    }