Enable scaling to fit various screen resolutions

[apps/agl-service-windowmanager-2017.git] / src / wm_config.cpp

diff --git a/src/wm_config.cpp b/src/wm_config.cpp
new file mode 100644 (file)
index 0000000..f91fedd
--- /dev/null
+++ b/src/wm_config.cpp
@@ -0,0 +1,91 @@
+/*
+ * 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 "../include/hmi-debug.h"
+#include "json_helper.hpp"
+#include "wm_config.hpp"
+
+using std::string;
+
+namespace wm
+{
+
+WMConfig::WMConfig(){}
+
+WMConfig::~WMConfig()
+{
+    json_object_put(j_setting_conf);
+}
+
+WMError WMConfig::loadConfigs()
+{
+    WMError ret;
+    char const *pRoot = getenv("AFM_APP_INSTALL_DIR");
+    string root_path = pRoot;
+    if (root_path.length() == 0)
+    {
+        HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
+    }
+    ret = this->loadSetting(root_path);
+
+    return ret;
+}
+
+const string WMConfig::getConfigAspect()
+{
+    json_object *j;
+    string ret;
+    if (!json_object_object_get_ex(this->j_setting_conf, "settings", &j))
+    {
+        ret = "aspect_fit";
+    }
+    else
+    {
+        const char* scaling = jh::getStringFromJson(j, "scaling");
+        if(scaling == nullptr)
+        {
+            ret = "aspect_fit";
+        }
+        else
+        {
+            ret = scaling;
+        }
+    }
+    return ret;
+}
+
+/*
+ ***** Private Functions *****
+ */
+
+WMError WMConfig::loadSetting(const string &path)
+{
+    string setting_path = path;
+    int iret = -1;
+    WMError ret = SUCCESS;
+
+    if (setting_path.length() != 0)
+    {
+        setting_path = path + string("/etc/setting.json");
+        iret = jh::inputJsonFilie(setting_path.c_str(), &this->j_setting_conf);
+        if (iret < 0)
+            ret = FAIL;
+    }
+
+    return ret;
+}
+
+} // namespace wm