+/* === S Y N F I G ========================================================= */
+/*! \file halftone2.h
+** \brief Header file for implementation of the "Halftone 2" 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_HALFTONE2_H
+#define __SYNFIG_HALFTONE2_H
+
+/* === H E A D E R S ======================================================= */
+
+#include <synfig/vector.h>
+#include <synfig/valuenode.h>
+#include <synfig/layer_composite.h>
+#include <synfig/time.h>
+#include <synfig/angle.h>
+#include "halftone.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 ======================================= */
+
+class Halftone2 : public synfig::Layer_Composite
+{
+ SYNFIG_LAYER_MODULE_EXT
+
+private:
+
+ Halftone halftone;
+ synfig::Color color_dark;
+ synfig::Color color_light;
+
+ synfig::Color color_func(const synfig::Point &x, float supersample,const synfig::Color &under_color)const;
+
+ float calc_supersample(const synfig::Point &x, float pw,float ph)const;
+
+ //float halftone_func(synfig::Point x)const;
+
+public:
+ Halftone2();
+
+ virtual bool set_param(const synfig::String ¶m, const synfig::ValueBase &value);
+ virtual synfig::ValueBase get_param(const synfig::String ¶m)const;
+ virtual synfig::Color get_color(synfig::Context context, const synfig::Point &pos)const;
+ virtual bool accelerated_render(synfig::Context context,synfig::Surface *surface,int quality, const synfig::RendDesc &renddesc, synfig::ProgressCallback *cb)const;
+ synfig::Layer::Handle hit_check(synfig::Context context, const synfig::Point &point)const;
+ virtual Vocab get_param_vocab()const;
+ virtual bool reads_context()const { return true; }
+}; // END of class Halftone2
+
+/* === E N D =============================================================== */
+
+#endif