Configure mav navmeshdb file size from the launcher

apps/launcher/datafilespage.cpp

@@ -84,6 +84,11 @@ namespace Launcher
                 };
             }
         };
+
+        int getMaxNavMeshDbFileSizeMiB()
+        {
+            return static_cast<int>(Settings::Manager::getInt64("max navmeshdb file size", "Navigator") / (1024 * 1024));
+        }
     }
 }
 
@@ -164,6 +169,8 @@ void Launcher::DataFilesPage::buildView()
 
 bool Launcher::DataFilesPage::loadSettings()
 {
+    ui.navMeshMaxSizeSpinBox->setValue(getMaxNavMeshDbFileSizeMiB());
+
     QStringList profiles = mLauncherSettings.getContentLists();
     QString currentProfile = mLauncherSettings.getCurrentContentListName();
 
@@ -217,6 +224,9 @@ QStringList Launcher::DataFilesPage::filesInProfile(const QString& profileName,
 
 void Launcher::DataFilesPage::saveSettings(const QString &profile)
 {
+    if (const int value = ui.navMeshMaxSizeSpinBox->value(); value != getMaxNavMeshDbFileSizeMiB())
+        Settings::Manager::setInt64("max navmeshdb file size", "Navigator", static_cast<std::int64_t>(value) * 1024 * 1024);
+
     QString profileName = profile;
 
     if (profileName.isEmpty())

components/settings/settings.cpp

@@ -116,7 +116,7 @@ std::int64_t Manager::getInt64 (const std::string& setting, const std::string& c
 {
     const std::string& value = getString(setting, category);
     std::stringstream stream(value);
-    std::size_t number = 0;
+    std::int64_t number = 0;
     stream >> number;
     return number;
 }
@@ -172,6 +172,13 @@ void Manager::setInt (const std::string& setting, const std::string& category, c
     setString(setting, category, stream.str());
 }
 
+void Manager::setInt64 (const std::string& setting, const std::string& category, const std::int64_t value)
+{
+    std::ostringstream stream;
+    stream << value;
+    setString(setting, category, stream.str());
+}
+
 void Manager::setFloat (const std::string &setting, const std::string &category, const float value)
 {
     std::ostringstream stream;

components/settings/settings.hpp

@@ -62,6 +62,7 @@ namespace Settings
         static osg::Vec3f getVector3 (const std::string& setting, const std::string& category);
 
         static void setInt (const std::string& setting, const std::string& category, int value);
+        static void setInt64 (const std::string& setting, const std::string& category, std::int64_t value);
         static void setFloat (const std::string& setting, const std::string& category, float value);
         static void setDouble (const std::string& setting, const std::string& category, double value);
         static void setString (const std::string& setting, const std::string& category, const std::string& value);

files/ui/datafilespage.ui

@@ -84,6 +84,30 @@
          </property>
         </widget>
        </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_2">
+         <item>
+          <widget class="QLabel" name="label">
+           <property name="text">
+            <string>Max size</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QSpinBox" name="navMeshMaxSizeSpinBox">
+           <property name="suffix">
+            <string> MiB</string>
+           </property>
+           <property name="maximum">
+            <number>2147483647</number>
+           </property>
+           <property name="value">
+            <number>2048</number>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
        <item>
         <widget class="QPlainTextEdit" name="navMeshLogPlainTextEdit">
          <property name="enabled">