1 files changed, 60 insertions, 0 deletions
diff --git a/src/live_effects/lpe-envelope.h b/src/live_effects/lpe-envelope.h
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+++ b/src/live_effects/lpe-envelope.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef INKSCAPE_LPE_ENVELOPE_H
+#define INKSCAPE_LPE_ENVELOPE_H
+
+/*
+ * Inkscape::LPEEnvelope
+ *
+ * Copyright (C) Steren Giannini 2008 <steren.giannini@gmail.com>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "live_effects/parameter/enum.h"
+#include "live_effects/effect.h"
+#include "live_effects/parameter/path.h"
+#include "live_effects/parameter/bool.h"
+
+#include <2geom/sbasis.h>
+#include <2geom/sbasis-geometric.h>
+#include <2geom/bezier-to-sbasis.h>
+#include <2geom/sbasis-to-bezier.h>
+#include <2geom/d2.h>
+#include <2geom/piecewise.h>
+
+#include "live_effects/lpegroupbbox.h"
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+class LPEEnvelope : public Effect, GroupBBoxEffect {
+public:
+    LPEEnvelope(LivePathEffectObject *lpeobject);
+    ~LPEEnvelope() override;
+    
+    bool doOnOpen(SPLPEItem const *lpeitem) override;
+    void doBeforeEffect (SPLPEItem const* lpeitem) override;
+    void transform_multiply(Geom::Affine const &postmul, bool set) override;
+
+    Geom::Piecewise<Geom::D2<Geom::SBasis> > doEffect_pwd2 (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & pwd2_in) override;
+
+    void resetDefaults(SPItem const* item) override;
+
+private:
+    PathParam  bend_path1;
+    PathParam  bend_path2;
+    PathParam  bend_path3;
+    PathParam  bend_path4;
+    BoolParam  xx;
+    BoolParam  yy;
+
+    void on_pattern_pasted();
+
+    LPEEnvelope(const LPEEnvelope&);
+    LPEEnvelope& operator=(const LPEEnvelope&);
+};
+
+}; //namespace LivePathEffect
+}; //namespace Inkscape
+
+#endif