C++ (Cpp) Gear::centre Examples

Example #1

File: lpe-gears.cpp Project: AakashDabas/inkscape

Geom::PathVector
LPEGears::doEffect_path (Geom::PathVector const &path_in)
{
    Geom::PathVector path_out;
    Geom::Path gearpath = path_in[0];

    Geom::Path::iterator it(gearpath.begin());
    if ( it == gearpath.end() ) return path_out;

    Gear * gear = new Gear(teeth, 200.0, phi * M_PI / 180);
    Geom::Point gear_centre = (*it).finalPoint();
    gear->centre(gear_centre);
    gear->angle(atan2((*it).initialPoint() - gear_centre));

    ++it;
	if ( it == gearpath.end() ) return path_out;
    gear->pitch_radius(Geom::distance(gear_centre, (*it).finalPoint()));

    path_out.push_back( gear->path());

    for (++it; it != gearpath.end() ; ++it) {
        // iterate through Geom::Curve in path_in
        Gear* gearnew = new Gear(gear->spawn( (*it).finalPoint() ));
        path_out.push_back( gearnew->path() );
        delete gear;
        gear = gearnew;
    }
    delete gear;

    return path_out;
}