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3rdparty/osgXR/src/Subaction.h

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+// SPDX-License-Identifier: LGPL-2.1-only
+// Copyright (C) 2021 James Hogan <james@albanarts.com>
+
+#ifndef OSGXR_SUBACTION
+#define OSGXR_SUBACTION 1
+
+#include <osgXR/Subaction>
+
+#include "OpenXR/Path.h"
+
+#include <set>
+#include <string>
+
+namespace osgXR {
+
+class XRState;
+
+namespace OpenXR {
+    class Instance;
+};
+
+class Subaction::Private
+{
+    public:
+
+        static std::shared_ptr<Private> get(Subaction *pub)
+        {
+            if (pub)
+                return pub->_private;
+            else
+                return nullptr;
+        }
+
+        Private(XRState *state, const std::string &path);
+
+        // Public object registration
+        void registerPublic(Subaction *subaction);
+        void unregisterPublic(Subaction *subaction);
+
+        // Accessors
+
+        /// Get the subaction's path as a string.
+        const std::string &getPathString() const
+        {
+            return _pathString;
+        }
+
+        /// Find the current interaction profile.
+        InteractionProfile *getCurrentProfile();
+
+        // Events
+
+        /// Notify that an interaction profile has changed.
+        void onInteractionProfileChanged(OpenXR::Session *session);
+
+        /// Setup path with an OpenXR instance.
+        const OpenXR::Path &setup(OpenXR::Instance *instance);
+        /// Clean up current profile before an OpenXR session is destroyed.
+        void cleanupSession();
+        /// Clean up path before an OpenXR instance is destroyed.
+        void cleanupInstance();
+
+    private:
+
+        XRState *_state;
+        std::string _pathString;
+        std::set<Subaction *> _publics;
+
+        OpenXR::Path _path;
+        osg::ref_ptr<InteractionProfile> _currentProfile;
+};
+
+} // osgXR
+
+#endif