Introduce property to toggle dashboard globally (closes #545)

include/openspace/rendering/dashboard.h

@@ -27,10 +27,9 @@
 
 #include <openspace/properties/propertyowner.h>
 
+#include <openspace/properties/scalar/boolproperty.h>
 #include <openspace/rendering/dashboarditem.h>
-
 #include <ghoul/glm.h>
-
 #include <memory>
 #include <vector>
 
@@ -59,6 +58,8 @@ public:
     static scripting::LuaLibrary luaLibrary();
 
 private:
+    properties::BoolProperty _isEnabled;
+
     std::vector<std::unique_ptr<DashboardItem>> _items;
 };
 

src/rendering/dashboard.cpp

@@ -30,11 +30,23 @@
 #include <ghoul/misc/assert.h>
 #include "dashboard_lua.inl"
 
+namespace {
+    static const openspace::properties::Property::PropertyInfo EnabledInfo = {
+        "IsEnabled",
+        "Enabled",
+        "If this value is 'false', this dashboard will be invisible, regardless of the "
+        "state of the individual components"
+    };
+} // namespace
+
 namespace openspace {
 
 Dashboard::Dashboard()
     : properties::PropertyOwner({ "Dashboard" })
-{}
+    , _isEnabled(EnabledInfo, true)
+{
+    addProperty(_isEnabled);
+}
 
 void Dashboard::addDashboardItem(std::unique_ptr<DashboardItem> item) {
     std::string originalName = item->name();
@@ -85,6 +97,10 @@ void Dashboard::removeDashboardItems() {
 }
 
 void Dashboard::render(glm::vec2& penPosition) {
+    if (!_isEnabled) {
+        return;
+    }
+
     for (const std::unique_ptr<DashboardItem>& item : _items) {
         if (item->isEnabled()) {
             item->render(penPosition);