X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Fsrc%2Fmodules%2Fmod_geometry%2Fstar.cpp;fp=synfig-core%2Fsrc%2Fmodules%2Fmod_geometry%2Fstar.cpp;h=cb1d8e6efe678963aa4522cb2a39508fc3176804;hb=a095981e18cc37a8ecc7cd237cc22b9c10329264;hp=0000000000000000000000000000000000000000;hpb=9459638ad6797b8139f1e9f0715c96076dbf0890;p=synfig.git

diff --git a/synfig-core/src/modules/mod_geometry/star.cpp b/synfig-core/src/modules/mod_geometry/star.cpp
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+++ b/synfig-core/src/modules/mod_geometry/star.cpp
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+/* === S Y N F I G ========================================================= */
+/*!	\file star.cpp
+**	\brief Implementation of the "Star" 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
+**
+** === N O T E S ===========================================================
+**
+** ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#	include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#	include <config.h>
+#endif
+
+#include "star.h"
+#include <ETL/stringf>
+#include <ETL/bezier>
+#include <ETL/hermite>
+
+#include <synfig/string.h>
+#include <synfig/time.h>
+#include <synfig/context.h>
+#include <synfig/paramdesc.h>
+#include <synfig/renddesc.h>
+#include <synfig/surface.h>
+#include <synfig/value.h>
+#include <synfig/valuenode.h>
+#include <synfig/segment.h>
+
+#endif
+
+using namespace etl;
+
+/* === M A C R O S ========================================================= */
+
+#define SAMPLES		75
+
+/* === G L O B A L S ======================================================= */
+
+SYNFIG_LAYER_INIT(Star);
+SYNFIG_LAYER_SET_NAME(Star,"star");
+SYNFIG_LAYER_SET_LOCAL_NAME(Star,N_("Star"));
+SYNFIG_LAYER_SET_CATEGORY(Star,N_("Geometry"));
+SYNFIG_LAYER_SET_VERSION(Star,"0.1");
+SYNFIG_LAYER_SET_CVS_ID(Star,"$Id$");
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+/* === E N T R Y P O I N T ================================================= */
+
+Star::Star():
+	radius1(1.0),
+	radius2(0.38),
+	points(5),
+	angle(Angle::deg(90)),
+	regular_polygon(false)
+{
+	sync();
+}
+
+void
+Star::sync()
+{
+	Angle dist_between_points(Angle::rot(1)/float(points));
+	std::vector<Point> vector_list;
+
+	int i;
+	for(i=0;i<points;i++)
+	{
+		Angle dist1(dist_between_points*i+angle);
+		Angle dist2(dist_between_points*i+dist_between_points/2+angle);
+		vector_list.push_back(Point(Angle::cos(dist1).get()*radius1,Angle::sin(dist1).get()*radius1));
+		if (!regular_polygon)
+			vector_list.push_back(Point(Angle::cos(dist2).get()*radius2,Angle::sin(dist2).get()*radius2));
+	}
+	clear();
+	add_polygon(vector_list);
+}
+
+bool
+Star::set_param(const String & param, const ValueBase &value)
+{
+	if(	param=="radius1" && value.same_type_as(radius1))
+	{
+		value.put(&radius1);
+		sync();
+		return true;
+	}
+
+	if(	param=="radius2" && value.same_type_as(radius2))
+	{
+		value.put(&radius2);
+		sync();
+		return true;
+	}
+
+	if(	param=="points" && value.same_type_as(points))
+	{
+		value.put(&points);
+		if(points<2)points=2;
+		sync();
+		return true;
+	}
+
+	if(	param=="angle" && value.same_type_as(angle))
+	{
+		value.put(&angle);
+		sync();
+		return true;
+	}
+
+	if(param=="regular_polygon" && value.same_type_as(regular_polygon))
+	{
+		value.put(&regular_polygon);
+		sync();
+		return true;
+	}
+
+	if(param=="vector_list")
+		return false;
+
+	return Layer_Polygon::set_param(param,value);
+}
+
+ValueBase
+Star::get_param(const String& param)const
+{
+	EXPORT(radius1);
+	EXPORT(radius2);
+	EXPORT(points);
+	EXPORT(angle);
+	EXPORT(regular_polygon);
+
+	EXPORT_NAME();
+	EXPORT_VERSION();
+
+	if(param=="vector_list")
+		return ValueBase();
+
+	return Layer_Polygon::get_param(param);
+}
+
+Layer::Vocab
+Star::get_param_vocab()const
+{
+	Layer::Vocab ret(Layer_Polygon::get_param_vocab());
+
+	// Pop off the polygon parameter from the polygon vocab
+	ret.pop_back();
+
+	ret.push_back(ParamDesc("radius1")
+		.set_local_name(_("Outer Radius"))
+		.set_description(_("The radius of the outer points in the star"))
+		.set_is_distance()
+		.set_origin("origin")
+	);
+
+	ret.push_back(ParamDesc("radius2")
+		.set_local_name(_("Inner Radius"))
+		.set_description(_("The radius of the inner points in the star"))
+		.set_is_distance()
+		.set_origin("origin")
+	);
+
+	ret.push_back(ParamDesc("angle")
+		.set_local_name(_("Angle"))
+		.set_description(_("The orientation of the star"))
+		.set_origin("origin")
+	);
+
+	ret.push_back(ParamDesc("points")
+		.set_local_name(_("Points"))
+		.set_description(_("The number of points in the star"))
+	);
+
+	ret.push_back(ParamDesc("regular_polygon")
+		.set_local_name(_("Regular Polygon"))
+		.set_description(_("Whether to draw a star or a regular polygon"))
+	);
+
+	return ret;
+}