--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file layer_shape.h
+** \brief Template Header
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007 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_LAYER_SHAPE_H
+#define __SYNFIG_LAYER_SHAPE_H
+
+/* === H E A D E R S ======================================================= */
+
+#include "layer_composite.h"
+#include "color.h"
+#include "vector.h"
+#include "blur.h"
+
+#include <vector>
+
+/* === 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 Layer_Shape
+** \brief writeme */
+class Layer_Shape : public Layer_Composite, public Layer_NoDeform
+{
+ SYNFIG_LAYER_MODULE_EXT
+
+ enum WindingStyle
+ {
+ WINDING_NON_ZERO=0, //!< less than -1 --> 1; -1 --> 1; 0 --> 0; 1 --> 1; greater than 1 --> 1
+ WINDING_EVEN_ODD=1, //!< add or subtract multiples of 2 to get into range -1:1, then as above
+
+ WINDING_END=2 //!< \internal
+ };
+
+private:
+
+ //internal cacheing
+ struct Intersector;
+ Intersector *edge_table;
+
+ //exported data
+ Color color;
+
+ Point offset;
+ bool invert;
+ bool antialias;
+
+ int blurtype;
+ Real feather;
+ WindingStyle winding_style;
+
+ std::vector< char > bytestream;
+
+ //for use in creating the bytestream
+ int lastbyteop;
+ int lastoppos;
+
+protected:
+
+ Layer_Shape(const Real &a = 1.0, const Color::BlendMethod m = Color::BLEND_COMPOSITE);
+
+public:
+
+ ~Layer_Shape();
+
+ //! Clears out any data
+ /*! Also clears out the Intersector
+ */
+ void clear();
+ //void sync();
+
+ void move_to(Real x, Real y);
+ void line_to(Real x, Real y);
+ void conic_to(Real x1, Real y1, Real x, Real y);
+ void conic_to_smooth(Real x, Real y); //x1,y1 derived from current tangent
+ void curve_to(Real x1, Real y1, Real x2, Real y2, Real x, Real y);
+ void curve_to_smooth(Real x2, Real y2, Real x, Real y); //x1,y1 derived from current tangent
+ void close();
+ void endpath();
+
+ virtual bool set_param(const String & param, const synfig::ValueBase &value);
+ virtual ValueBase get_param(const String & param)const;
+
+ virtual Vocab get_param_vocab()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;
+ virtual synfig::Layer::Handle hit_check(synfig::Context context, const synfig::Point &point)const;
+ virtual Rect get_bounding_rect()const;
+
+private:
+ class PolySpan;
+ bool render_polyspan(Surface *surface,PolySpan &polyspan,
+ Color::BlendMethod method,Color::value_type amount)const;
+ bool render_polyspan(etl::surface<float> *surface,PolySpan &polyspan)const;
+ virtual bool render_shape(Surface *surface,bool useblend,int quality,const RendDesc &renddesc, ProgressCallback *cb)const;
+ virtual bool render_shape(etl::surface<float> *surface,int quality,const RendDesc &renddesc, ProgressCallback *cb)const;
+}; // END of Layer_Shape
+
+}; // END of namespace synfig
+/* === E N D =============================================================== */
+
+#endif