Adding upstream version 1.2.2.upstream/1.2.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 80 insertions, 0 deletions

diff --git a/src/object/sp-use-reference.h b/src/object/sp-use-reference.h
new file mode 100644
index 0000000..535d774
--- /dev/null
+++ b/src/object/sp-use-reference.h
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef SEEN_SP_USE_REFERENCE_H
+#define SEEN_SP_USE_REFERENCE_H
+
+/*
+ * The reference corresponding to href of <use> element.
+ *
+ * Copyright (C) 2004 Bulia Byak
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <sigc++/sigc++.h>
+
+#include "sp-item.h"
+#include "uri-references.h"
+#include "display/curve.h"
+
+#include <memory>
+
+namespace Inkscape {
+namespace XML {
+class Node;
+}
+}
+
+
+class SPUseReference : public Inkscape::URIReference {
+public:
+    SPUseReference(SPObject *owner) : URIReference(owner) {}
+
+    SPItem *getObject() const {
+        return static_cast<SPItem *>(URIReference::getObject());
+    }
+
+protected:
+    bool _acceptObject(SPObject * const obj) const override;
+
+};
+
+
+class SPUsePath : public SPUseReference {
+public:
+    std::unique_ptr<SPCurve> originalPath{nullptr};
+    bool sourceDirty{false};
+
+    SPObject            *owner;
+    char                *sourceHref{nullptr};
+    Inkscape::XML::Node *sourceRepr{nullptr};
+    SPObject            *sourceObject{nullptr};
+
+    sigc::connection _modified_connection;
+    sigc::connection _delete_connection;
+    sigc::connection _changed_connection;
+    sigc::connection _transformed_connection;
+
+    SPUsePath(SPObject* i_owner);
+    ~SPUsePath() 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 :