1 files changed, 77 insertions, 0 deletions
diff --git a/src/object/sp-tag-use-reference.h b/src/object/sp-tag-use-reference.h
new file mode 100644
index 0000000..85710a3
--- /dev/null
+++ b/src/object/sp-tag-use-reference.h
@@ -0,0 +1,77 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef SEEN_SP_TAG_USE_REFERENCE_H
+#define SEEN_SP_TAG_USE_REFERENCE_H
+
+/*
+ * The reference corresponding to href of <inkscape:tagref> element.
+ *
+ * Copyright (C) Theodore Janeczko 2012-2014 <flutterguy317@gmail.com>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <cstddef>
+#include <sigc++/sigc++.h>
+#include <glib.h>
+
+#include "sp-object.h"
+#include "sp-item.h"
+#include "uri-references.h"
+
+namespace Inkscape {
+namespace XML {
+    class Node;
+}
+}
+
+
+class SPTagUseReference : public Inkscape::URIReference {
+public:
+    SPTagUseReference(SPObject *owner) : URIReference(owner) {}
+
+    SPItem *getObject() const {
+        return static_cast<SPItem *>(URIReference::getObject());
+    }
+
+protected:
+    bool _acceptObject(SPObject * const obj) const override;
+
+};
+
+
+class SPTagUsePath : public SPTagUseReference {
+public:
+    bool sourceDirty;
+
+    SPObject            *owner;
+    gchar               *sourceHref;
+    Inkscape::XML::Node *sourceRepr;
+    SPObject            *sourceObject;
+
+    sigc::connection _delete_connection;
+    sigc::connection _changed_connection;
+
+    SPTagUsePath(SPObject* i_owner);
+    ~SPTagUsePath() override;
+
+    void link(char* to);
+    void unlink();
+    void start_listening(SPObject* to);
+    void quit_listening();
+    void refresh_source();
+
+    void (*user_unlink) (SPObject *user);
+};
+
+#endif /* !SEEN_SP_USE_REFERENCE_H */
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :