--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file sphere_distort.h
+** \brief Header file for implementation of the "Spherize" layer
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2008 Chris Moore
+**
+** This package is free software; you can redistribute it and/or
+** modify it under the terms of the GNU General Public License as
+** published by the Free Software Foundation; either version 2 of
+** the License, or (at your option) any later version.
+**
+** This package is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+** General Public License for more details.
+** \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SYNFIG_SPHERE_DISTORT_H
+#define __SYNFIG_SPHERE_DISTORT_H
+
+/* === H E A D E R S ======================================================= */
+
+#include <synfig/layer_composite.h>
+#include <synfig/vector.h>
+#include <synfig/rect.h>
+
+/* === M A C R O S ========================================================= */
+
+/* === T Y P E D E F S ===================================================== */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+namespace synfig
+{
+class Spherize_Trans;
+
+class Layer_SphereDistort : public Layer
+{
+ SYNFIG_LAYER_MODULE_EXT
+ friend class Spherize_Trans;
+
+private:
+
+ Vector center;
+ double radius;
+
+ double percent;
+
+ int type;
+
+// static Point sphtrans(const Point &xoff, const Point ¢er, const Real &radius, const Real &percent, int type);
+
+// static double spherify(double xoff);
+// static double unspherify(double xoff);
+
+ bool clip;
+
+ synfig::Rect bounds;
+
+ void sync();
+
+public:
+
+ Layer_SphereDistort();
+
+ virtual bool set_param(const String & param, const synfig::ValueBase &value);
+
+ virtual ValueBase get_param(const String & param)const;
+
+ virtual Color get_color(Context context, const Point &pos)const;
+
+ virtual bool accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const;
+ synfig::Layer::Handle hit_check(synfig::Context context, const synfig::Point &point)const;
+
+ virtual Rect get_bounding_rect()const;
+
+ virtual Vocab get_param_vocab()const;
+ virtual etl::handle<synfig::Transform> get_transform()const;
+}; // END of class Layer_SphereDistort
+
+}
+
+/* === E N D =============================================================== */
+
+#endif