-/* === S Y N F I G ========================================================= */
-/*! \file layer_shape.h
-** \brief Header file for implementation of the "Shape" layer
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 2007-2008 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_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 caching
- struct Intersector;
- Intersector *edge_table;
-
- //exported data
- Color color;
-
- Point origin;
- 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