1 files changed, 76 insertions, 0 deletions
diff --git a/src/live_effects/parameter/satellite.h b/src/live_effects/parameter/satellite.h
new file mode 100644
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--- /dev/null
+++ b/src/live_effects/parameter/satellite.h
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_SATELLITE_H
+#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_SATELLITE_H
+
+/*
+ * Inkscape::LivePathEffectParameters
+ *
+ * Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <sigc++/sigc++.h>
+
+#include "live_effects/parameter/parameter.h"
+#include "live_effects/parameter/satellite-reference.h"
+
+namespace Inkscape {
+
+namespace LivePathEffect {
+class LPECloneOriginal;
+
+class SatelliteParam : public Parameter
+{
+public:
+    SatelliteParam(const Glib::ustring &label, const Glib::ustring &tip, const Glib::ustring &key,
+                   Inkscape::UI::Widget::Registry *wr, Effect *effect);
+    ~SatelliteParam() override;
+    bool param_readSVGValue(const gchar *strvalue) override;
+    Glib::ustring param_getSVGValue() const override;
+    Glib::ustring param_getDefaultSVGValue() const override;
+    void param_set_default() override;
+    void param_update_default(const gchar *default_value) override{};
+    void setUpdating(bool updating) { _updating = updating; }
+    bool getUpdating() const { return _updating; }
+    bool linksToItem() const;
+    SPObject *getObject() const;
+    // UI
+    Gtk::Widget *param_newWidget() override;
+    void addCanvasIndicators(SPLPEItem const *lpeitem, std::vector<Geom::PathVector> &hp_vec) override;
+    void on_link_button_click();
+    friend class LPEBool;
+    friend class LPECloneOriginal;
+    friend class Effect;
+    Geom::Affine last_transform;
+    bool isConnected() {return !(!linked_changed_connection);}
+    void start_listening(SPObject *to);
+    void unlink();
+    ParamType paramType() const override { return ParamType::SATELLITE; };
+protected:
+    void link(Glib::ustring itemid);
+    void quit_listening();
+    void linked_released(SPObject *released_item);
+    void linked_deleted(SPObject *deleted_item);
+    void linked_transformed(Geom::Affine const *rel_transf, SPItem *moved_item);
+    void linked_modified(SPObject *linked_obj, guint flags);
+    void linked_changed(SPObject *old_obj, SPObject *new_obj);
+    
+    std::shared_ptr<SatelliteReference> lperef;
+
+private:
+    std::vector<SPObject *> param_get_satellites() override;
+    bool _updating = false;
+    sigc::connection linked_released_connection;
+    sigc::connection linked_modified_connection;
+    sigc::connection linked_transformed_connection;
+    sigc::connection linked_changed_connection;
+    SatelliteParam(const SatelliteParam &) = delete;
+    SatelliteParam &operator=(const SatelliteParam &) = delete;
+};
+
+} // namespace LivePathEffect
+
+} // namespace Inkscape
+
+#endif