Add APIs which can get information of display and area
[apps/agl-service-windowmanager.git] / src / app.cpp
index a5583ae..39ccfa8 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.
@@ -44,12 +44,16 @@ 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);
 }
 
@@ -120,7 +124,7 @@ int App::init() {
    this->display->add_global_handler(
       "ivi_controller", [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;
@@ -204,7 +208,9 @@ 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();
@@ -295,6 +301,10 @@ void App::surface_set_layout(int surface_id, optional<int> sub_surface_id) {
       // 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,
@@ -308,6 +318,12 @@ void App::surface_set_layout(int surface_id, optional<int> sub_surface_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);
 }
@@ -389,7 +405,9 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
             }
 
             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 +416,9 @@ 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 {
@@ -421,7 +441,7 @@ 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
@@ -432,8 +452,14 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
 
                   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);
                });
@@ -465,7 +491,9 @@ char const *App::api_activate_surface(char const *drawing_name, char const *draw
                   }
 
                   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 +528,7 @@ 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 +546,9 @@ 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 +569,9 @@ 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 +607,6 @@ 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);
@@ -639,8 +669,8 @@ void App::emit_deactivated(char const *label) {
    this->api.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->api.send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
 }
 
 void App::emit_flushdraw(char const *label) {
@@ -684,6 +714,64 @@ result<int> App::api_request_surface(char const *drawing_name) {
    return Err<int>("Surface already present");
 }
 
+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()) {