1 files changed, 86 insertions, 0 deletions
diff --git a/src/live_effects/lpe-slice.h b/src/live_effects/lpe-slice.h
new file mode 100644
index 0000000..106a1ab
--- /dev/null
+++ b/src/live_effects/lpe-slice.h
@@ -0,0 +1,86 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef INKSCAPE_LPE_SLICE_H
+#define INKSCAPE_LPE_SLICE_H
+
+/** \file
+ * LPE <mirror_symmetry> implementation: mirrors a path with respect to a given line.
+ */
+/*
+ * Authors:
+ *   Maximilian Albert
+ *   Johan Engelen
+ *   Jabiertxof
+ *
+ * Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
+ * Copyright (C) Maximilin Albert 2008 <maximilian.albert@gmail.com>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "live_effects/effect.h"
+#include "live_effects/lpegroupbbox.h"
+#include "live_effects/lpeobject-reference.h"
+#include "live_effects/lpeobject.h"
+#include "live_effects/parameter/bool.h"
+#include "live_effects/parameter/parameter.h"
+#include "live_effects/parameter/point.h"
+#include "live_effects/parameter/satellitearray.h"
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+
+class LPESlice : public Effect, GroupBBoxEffect {
+public:
+    LPESlice(LivePathEffectObject *lpeobject);
+    ~LPESlice() override;
+    void doOnApply (SPLPEItem const* lpeitem) override;
+    void doBeforeEffect (SPLPEItem const* lpeitem) override;
+    void doAfterEffect (SPLPEItem const* lpeitem, SPCurve *curve) override;
+    Geom::PathVector doEffect_path (Geom::PathVector const & path_in) override;
+    void doOnRemove (SPLPEItem const* /*lpeitem*/) override;
+    void doOnVisibilityToggled(SPLPEItem const* /*lpeitem*/) override;
+    Gtk::Widget *newWidget() override;
+    bool doOnOpen(SPLPEItem const *lpeitem) override;
+    void cloneStyle(SPObject *orig, SPObject *dest);
+    bool split(SPItem *item, SPCurve *curve, std::vector<std::pair<Geom::Line, size_t>> slicer, size_t splitindex,
+               bool &creation);
+    bool splititem(SPItem *item, SPCurve *curve, std::pair<Geom::Line, size_t> slicer, bool toggle,
+                   bool is_original = false);
+    bool haschildslice(SPItem *item);
+    std::vector<std::pair<Geom::Line, size_t> > getSplitLines();
+    void cloneD(SPObject *orig, SPObject *dest, bool is_original); 
+    Inkscape::XML::Node *createPathBase(SPObject *elemref);
+    Geom::PathVector cutter(Geom::PathVector const & path_in);
+    void originalDtoD(SPShape const *shape, SPCurve *curve);
+    void originalDtoD(SPItem *item);
+    void resetStyles();
+    void centerVert();
+    void centerHoriz();
+    SPObject *container;
+
+protected:
+    void addCanvasIndicators(SPLPEItem const *lpeitem, std::vector<Geom::PathVector> &hp_vec) override;
+
+private:
+    SatelliteArrayParam lpesatellites;
+    BoolParam allow_transforms;
+    PointParam start_point;
+    PointParam end_point;
+    PointParam center_point;
+    Geom::Point previous_center;
+    bool reset;
+    bool blockreset;
+    bool center_vert;
+    bool center_horiz;
+    bool allow_transforms_prev;
+    size_t objindex = 0;
+    bool legacy = false;
+    LPESlice(const LPESlice&) = delete;
+    LPESlice& operator=(const LPESlice&) = delete;
+};
+
+} //namespace LivePathEffect
+} //namespace Inkscape
+
+#endif