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/** @file
* @brief LPE effect that draws a circle based on two points and a radius
* - implementation
*/
/* Authors:
* Johan Engelen <j.b.c.engelen@utwente.nl>
*
* Copyright (C) 2007 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "live_effects/lpe-circle_with_radius.h"
#include "display/curve.h"
// You might need to include other 2geom files. You can add them here:
#include <2geom/path.h>
#include <2geom/sbasis.h>
#include <2geom/bezier-to-sbasis.h>
#include <2geom/d2.h>
#include <2geom/circle.h>
using namespace Geom;
namespace Inkscape {
namespace LivePathEffect {
LPECircleWithRadius::LPECircleWithRadius(LivePathEffectObject *lpeobject) :
Effect(lpeobject)//,
// initialise your parameters here:
//radius(_("Float parameter"), _("just a real number like 1.4!"), "svgname", &wr, this, 50)
{
// register all your parameters here, so Inkscape knows which parameters this effect has:
//registerParameter( dynamic_cast<Parameter *>(&radius) );
}
LPECircleWithRadius::~LPECircleWithRadius()
{
}
std::vector<Geom::Path>
LPECircleWithRadius::doEffect_path (std::vector<Geom::Path> const & path_in)
{
std::vector<Geom::Path> path_out = std::vector<Geom::Path>();
Geom::Point center = path_in[0].initialPoint();
Geom::Point pt = path_in[0].finalPoint();
double radius = Geom::L2(pt - center);
Geom::Circle c(center, radius);
c.getPath(path_out);
return path_out;
}
/*
Geom::Piecewise<Geom::D2<Geom::SBasis> >
LPECircleWithRadius::doEffect_pwd2 (Geom::Piecewise<Geom::D2<Geom::SBasis> > & pwd2_in)
{
Geom::Piecewise<Geom::D2<Geom::SBasis> > output;
output = pwd2_in; // spice this up to make the effect actually *do* something!
return output;
}
*/
/* ######################## */
} //namespace LivePathEffect
} /* namespace Inkscape */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
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