src/layout_manager/layout.cpp

   1 /*
   2  * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17
  18 #include <json-c/json.h>
  19 #include "layout.hpp"
  20 #include "json_helper.hpp"
  21 #include "hmi-debug.h"
  22
  23
  24 LayoutManager::LayoutManager() {
  25     HMI_DEBUG("wm:lm", "Call");
  26 }
  27
  28 int LayoutManager::initialize() {
  29     HMI_DEBUG("wm:lm", "Call");
  30
  31     int ret = 0;
  32
  33     // Load layout.db
  34     ret = this->loadLayoutDb();
  35     if (0 > ret) {
  36         HMI_ERROR("wm:lm", "Load layout.db Error!!");
  37         return ret;
  38     }
  39
  40     return ret;
  41 }
  42
  43 compositor::rect LayoutManager::getAreaSize(const char* area) {
  44     return this->area2size[area];
  45 }
  46
  47 extern const char* kDefaultLayoutDb;
  48 int LayoutManager::loadLayoutDb() {
  49     HMI_DEBUG("wm:lm", "Call");
  50
  51     // Get afm application installed dir
  52     char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
  53     HMI_DEBUG("wm:lm", "afm_app_install_dir:%s", afm_app_install_dir);
  54
  55     std::string file_name;
  56     if (!afm_app_install_dir) {
  57         HMI_ERROR("wm:lm", "AFM_APP_INSTALL_DIR is not defined");
  58     }
  59     else {
  60         file_name = std::string(afm_app_install_dir) + std::string("/etc/layout.db");
  61     }
  62
  63     // Load layout.db
  64     json_object* json_obj;
  65     int ret = jh::inputJsonFilie(file_name.c_str(), &json_obj);
  66     if (0 > ret) {
  67         HMI_DEBUG("wm:lm", "Could not open layout.db, so use default layout information");
  68         json_obj = json_tokener_parse(kDefaultLayoutDb);
  69     }
  70     HMI_DEBUG("wm:lm", "json_obj dump:%s", json_object_get_string(json_obj));
  71
  72     // Perse areas
  73     HMI_DEBUG("wm:lm", "Perse areas");
  74     json_object* json_cfg;
  75     if (!json_object_object_get_ex(json_obj, "areas", &json_cfg)) {
  76         HMI_ERROR("wm:lm", "Parse Error!!");
  77         return -1;
  78     }
  79
  80     int len = json_object_array_length(json_cfg);
  81     HMI_DEBUG("wm:lm", "json_cfg len:%d", len);
  82     HMI_DEBUG("wm:lm", "json_cfg dump:%s", json_object_get_string(json_cfg));
  83
  84     const char* area;
  85     for (int i=0; i<len; i++) {
  86         json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
  87         HMI_DEBUG("wm:lm", "> json_tmp dump:%s", json_object_get_string(json_tmp));
  88
  89         area = jh::getStringFromJson(json_tmp, "name");
  90         if (nullptr == area) {
  91             HMI_ERROR("wm:lm", "Parse Error!!");
  92             return -1;
  93         }
  94         HMI_DEBUG("wm:lm", "> area:%s", area);
  95
  96         json_object* json_rect;
  97         if (!json_object_object_get_ex(json_tmp, "rect", &json_rect)) {
  98           HMI_ERROR("wm:lm", "Parse Error!!");
  99           return -1;
 100         }
 101         HMI_DEBUG("wm:lm", "> json_rect dump:%s", json_object_get_string(json_rect));
 102
 103         compositor::rect area_size;
 104         area_size.x = jh::getIntFromJson(json_rect, "x");
 105         area_size.y = jh::getIntFromJson(json_rect, "y");
 106         area_size.w = jh::getIntFromJson(json_rect, "w");
 107         area_size.h = jh::getIntFromJson(json_rect, "h");
 108
 109         this->area2size[area] = area_size;
 110     }
 111
 112     // Check
 113     for(auto itr = this->area2size.begin();
 114       itr != this->area2size.end(); ++itr) {
 115         HMI_DEBUG("wm:lm", "area:%s x:%d y:%d w:%d h:%d",
 116                   itr->first.c_str(), itr->second.x, itr->second.y,
 117                   itr->second.w, itr->second.h);
 118     }
 119
 120     // Release json_object
 121     json_object_put(json_obj);
 122
 123     return 0;
 124 }
 125
 126 const char* kDefaultLayoutDb = "{ \
 127     \"layouts\": [ \
 128         { \
 129             \"name\": \"pu\", \
 130             \"layer\": \"on_screen\", \
 131             \"areas\": [ \
 132                 { \
 133                     \"name\": \"pop_up\", \
 134                     \"role\": \"incomming_call\" \
 135                 } \
 136             ] \
 137         }, \
 138         { \
 139             \"name\": \"sa\", \
 140             \"layer\": \"on_screen\", \
 141             \"areas\": [ \
 142                 { \
 143                     \"name\": \"system_alert\", \
 144                     \"role\": \"system_alert\" \
 145                 } \
 146             ] \
 147         }, \
 148         { \
 149             \"name\": \"m1\", \
 150             \"layer\": \"apps\", \
 151             \"areas\": [ \
 152                 { \
 153                     \"name\": \"normal\", \
 154                     \"role\": \"map\" \
 155                 } \
 156             ] \
 157         }, \
 158         { \
 159             \"name\": \"m2\", \
 160             \"layer\": \"apps\", \
 161             \"areas\": [ \
 162                 { \
 163                     \"name\": \"split.main\", \
 164                     \"role\": \"map\" \
 165                 }, \
 166                 { \
 167                     \"name\": \"split.sub\", \
 168                     \"category\": \"hvac\" \
 169                 } \
 170             ] \
 171         }, \
 172         { \
 173             \"name\": \"mf\", \
 174             \"layer\": \"apps\", \
 175             \"areas\": [ \
 176                 { \
 177                     \"name\": \"full\", \
 178                     \"role\": \"map\" \
 179                 } \
 180             ] \
 181         }, \
 182         { \
 183             \"name\": \"s1\", \
 184             \"layer\": \"apps\", \
 185             \"areas\": [ \
 186                 { \
 187                     \"name\": \"normal\", \
 188                     \"category\": \"splitable\" \
 189                 } \
 190             ] \
 191         }, \
 192         { \
 193             \"name\": \"s2\", \
 194             \"layer\": \"apps\", \
 195             \"areas\": [ \
 196                 { \
 197                     \"name\": \"split.main\", \
 198                     \"category\": \"splitable\" \
 199                 }, \
 200                 { \
 201                     \"name\": \"split.sub\", \
 202                     \"category\": \"splitable\" \
 203                 } \
 204             ] \
 205         }, \
 206         { \
 207             \"name\": \"g\", \
 208             \"layer\": \"apps\", \
 209             \"areas\": [ \
 210                 { \
 211                     \"name\": \"normal\", \
 212                     \"category\": \"general\" \
 213                 } \
 214             ] \
 215         }, \
 216         { \
 217             \"name\": \"hs\", \
 218             \"layer\": \"homescreen\", \
 219             \"areas\": [ \
 220                 { \
 221                     \"name\": \"full\", \
 222                     \"role\": \"homescreen\" \
 223                 } \
 224             ] \
 225         } \
 226     ], \
 227     \"areas\": [ \
 228         { \
 229             \"name\": \"normal\", \
 230             \"rect\": { \
 231                 \"x\": 0, \
 232                 \"y\": 218, \
 233                 \"w\": 1080, \
 234                 \"h\": 1488 \
 235             } \
 236         }, \
 237         { \
 238             \"name\": \"split.main\", \
 239             \"rect\": { \
 240                 \"x\": 0, \
 241                 \"y\": 218, \
 242                 \"w\": 1080, \
 243                 \"h\": 744 \
 244             } \
 245         }, \
 246         { \
 247             \"name\": \"split.sub\", \
 248             \"rect\": { \
 249                 \"x\": 0, \
 250                 \"y\": 962, \
 251                 \"w\": 1080, \
 252                 \"h\": 744 \
 253             } \
 254         }, \
 255         { \
 256             \"name\": \"full\", \
 257             \"rect\": { \
 258                 \"x\": 0, \
 259                 \"y\": 0, \
 260                 \"w\": 1080, \
 261                 \"h\": 1920 \
 262             } \
 263         }, \
 264         { \
 265             \"name\": \"pop_up\", \
 266             \"rect\": { \
 267                 \"x\": 0, \
 268                 \"y\": 640, \
 269                 \"w\": 1080, \
 270                 \"h\": 640 \
 271             } \
 272         }, \
 273         { \
 274             \"name\": \"system_alert\", \
 275             \"rect\": { \
 276                 \"x\": 0, \
 277                 \"y\": 640, \
 278                 \"w\": 1080, \
 279                 \"h\": 640 \
 280             } \
 281         } \
 282     ] \
 283 }";