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diff --git a/src/live_effects/lpe-powerstroke.h b/src/live_effects/lpe-powerstroke.h
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+++ b/src/live_effects/lpe-powerstroke.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * @brief PowerStroke LPE effect, see lpe-powerstroke.cpp.
+ */
+/* Authors:
+ *   Johan Engelen <j.b.c.engelen@alumnus.utwente.nl>
+ *
+ * Copyright (C) 2010-2011 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef INKSCAPE_LPE_POWERSTROKE_H
+#define INKSCAPE_LPE_POWERSTROKE_H
+
+#include "live_effects/effect.h"
+#include "live_effects/parameter/bool.h"
+#include "live_effects/parameter/enum.h"
+#include "live_effects/parameter/hidden.h"
+#include "live_effects/parameter/powerstrokepointarray.h"
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+enum LineCapType { LINECAP_BUTT, LINECAP_SQUARE, LINECAP_ROUND, LINECAP_PEAK, LINECAP_ZERO_WIDTH };
+
+static const Util::EnumData<unsigned> LineCapTypeData[] = { { LINECAP_BUTT, N_("Butt"), "butt" },
+                                                            { LINECAP_SQUARE, N_("Square"), "square" },
+                                                            { LINECAP_ROUND, N_("Round"), "round" },
+                                                            { LINECAP_PEAK, N_("Peak"), "peak" },
+                                                            { LINECAP_ZERO_WIDTH, N_("Zero width"), "zerowidth" } };
+static const Util::EnumDataConverter<unsigned> LineCapTypeConverter(LineCapTypeData,
+                                                                    sizeof(LineCapTypeData) / sizeof(*LineCapTypeData));
+
+class LPEPowerStroke : public Effect {
+public:
+    LPEPowerStroke(LivePathEffectObject *lpeobject);
+    ~LPEPowerStroke() override;
+    LPEPowerStroke(const LPEPowerStroke&) = delete;
+    LPEPowerStroke& operator=(const LPEPowerStroke&) = delete;
+    
+    Geom::PathVector doEffect_path (Geom::PathVector const & path_in) override;
+    void doBeforeEffect(SPLPEItem const *lpeItem) override;
+    void doOnApply(SPLPEItem const* lpeitem) override;
+    void doOnRemove(SPLPEItem const* lpeitem) override;
+    void doAfterEffect(SPLPEItem const *lpeitem, SPCurve *curve) override;
+    void transform_multiply(Geom::Affine const &postmul, bool set) override;
+    void applyStyle(SPLPEItem *lpeitem);
+    // methods called by path-manipulator upon edits
+    void adjustForNewPath(Geom::PathVector const & path_in);
+
+    PowerStrokePointArrayParam offset_points;
+    BoolParam not_jump;
+private:
+    BoolParam sort_points;
+    EnumParam<unsigned> interpolator_type;
+    ScalarParam interpolator_beta;
+    ScalarParam scale_width;
+    EnumParam<unsigned> start_linecap_type;
+    EnumParam<unsigned> linejoin_type;
+    ScalarParam miter_limit;
+    EnumParam<unsigned> end_linecap_type;
+    size_t recusion_limit;
+    bool has_recursion;
+};
+
+} //namespace LivePathEffect
+} //namespace Inkscape
+
+#endif
+
+/*
+  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:fileencoding=utf-8:textwidth=99 :