1 files changed, 84 insertions, 0 deletions
diff --git a/src/live_effects/parameter/point.h b/src/live_effects/parameter/point.h
new file mode 100644
index 0000000..0f45c62
--- /dev/null
+++ b/src/live_effects/parameter/point.h
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_POINT_H
+#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_POINT_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 <glib.h>
+
+#include <2geom/point.h>
+
+#include "display/control/canvas-item-enums.h"
+#include "live_effects/parameter/parameter.h"
+#include "ui/widget/registered-widget.h"
+
+class KnotHolder;
+class KnotHolderEntity;
+
+namespace Inkscape {
+
+namespace LivePathEffect {
+
+class PointParamKnotHolderEntity;
+
+class PointParam : public Geom::Point, public Parameter {
+public:
+    PointParam( const Glib::ustring& label,
+                const Glib::ustring& tip,
+                const Glib::ustring& key,
+                Inkscape::UI::Widget::Registry* wr,
+                Effect* effect,
+                const gchar *handle_tip = nullptr,// tip for automatically associated on-canvas handle
+                Geom::Point default_value = Geom::Point(0,0), 
+                bool live_update = true );
+    ~PointParam() override;
+
+    Gtk::Widget * param_newWidget() override;
+
+    bool param_readSVGValue(const gchar * strvalue) override;
+    Glib::ustring param_getSVGValue() const override;
+    Glib::ustring param_getDefaultSVGValue() const override;
+    inline const gchar *handleTip() const { return handle_tip ? handle_tip : param_tooltip.c_str(); }
+    void param_setValue(Geom::Point newpoint, bool write = false);
+    void param_set_default() override;
+    void param_hide_knot(bool hide);
+    Geom::Point param_get_default() const;
+    void param_set_liveupdate(bool live_update);
+    void param_update_default(Geom::Point default_point);
+
+    void param_update_default(const gchar * default_point) override;
+    void param_transform_multiply(Geom::Affine const & /*postmul*/, bool set) override;
+
+    void set_oncanvas_looks(Inkscape::CanvasItemCtrlShape shape,
+                            Inkscape::CanvasItemCtrlMode mode,
+                            guint32 color);
+
+    bool providesKnotHolderEntities() const override { return true; }
+    void addKnotHolderEntities(KnotHolder *knotholder, SPItem *item) override;
+    ParamType paramType() const override { return ParamType::POINT; };
+    friend class PointParamKnotHolderEntity;
+private:
+    PointParam(const PointParam&) = delete;
+    PointParam& operator=(const PointParam&) = delete;
+    bool on_button_release(GdkEventButton* button_event);
+    Geom::Point defvalue;
+    bool liveupdate;
+    KnotHolderEntity * _knot_entity = nullptr;
+    Inkscape::CanvasItemCtrlShape knot_shape = Inkscape::CANVAS_ITEM_CTRL_SHAPE_DIAMOND;
+    Inkscape::CanvasItemCtrlMode knot_mode = Inkscape::CANVAS_ITEM_CTRL_MODE_XOR;
+    guint32 knot_color = 0xffffff00;
+    gchar *handle_tip;
+};
+
+
+} //namespace LivePathEffect
+
+} //namespace Inkscape
+
+#endif