kicad/utils/kicad2step/pcb/kicadcurve.cpp

168 lines
4.5 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Cirilo Bernardo <cirilo.bernardo@gmail.com>
*
* This program 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 program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "kicadcurve.h"
#include <sexpr/sexpr.h>
#include <wx/log.h>
#include <cmath>
#include <iostream>
#include <sstream>
KICADCURVE::KICADCURVE()
{
m_form = CURVE_NONE;
m_angle = 0.0;
m_radius = 0.0;
m_layer = LAYER_NONE;
m_startangle = 0.0;
m_endangle = 0.0;
return;
}
KICADCURVE::~KICADCURVE()
{
return;
}
bool KICADCURVE::Read( SEXPR::SEXPR* aEntry, CURVE_TYPE aCurveType )
{
if( CURVE_LINE != aCurveType && CURVE_ARC != aCurveType && CURVE_CIRCLE != aCurveType )
{
std::ostringstream ostr;
ostr << "* Unsupported curve type: " << aCurveType;
wxLogMessage( "%s\n", ostr.str().c_str() );
return false;
}
m_form = aCurveType;
int nchild = aEntry->GetNumberOfChildren();
if( ( CURVE_CIRCLE == aCurveType && nchild < 5 )
|| ( CURVE_ARC == aCurveType && nchild < 6 )
|| ( CURVE_LINE == aCurveType && nchild < 5 ) )
{
std::ostringstream ostr;
ostr << "* bad curve data; not enough parameters";
wxLogMessage( "%s\n", ostr.str().c_str() );
return false;
}
SEXPR::SEXPR* child;
std::string text;
for( int i = 1; i < nchild; ++i )
{
child = aEntry->GetChild( i );
if( !child->IsList() )
continue;
text = child->GetChild( 0 )->GetSymbol();
if( text == "start" || text == "center" )
{
if( !Get2DCoordinate( child, m_start ) )
return false;
}
else if( text == "end" )
{
if( !Get2DCoordinate( child, m_end ) )
return false;
}
else if( text == "angle" )
{
if( child->GetNumberOfChildren() < 2
|| ( !child->GetChild( 1 )->IsDouble()
&& !child->GetChild( 1 )->IsInteger() ) )
{
std::ostringstream ostr;
ostr << "* bad angle data";
wxLogMessage( "%s\n", ostr.str().c_str() );
return false;
}
if( child->GetChild( 1 )->IsDouble() )
m_angle = child->GetChild( 1 )->GetDouble();
else
m_angle = child->GetChild( 1 )->GetInteger();
m_angle = m_angle / 180.0 * M_PI;
}
else if( text == "layer" )
{
const OPT<std::string> layer = GetLayerName( *child );
if( !layer )
{
std::ostringstream ostr;
ostr << "* bad layer data: " << child->AsString();
wxLogMessage( "%s\n", ostr.str().c_str() );
return false;
}
// NOTE: for the moment we only process Edge.Cuts
if( *layer == "Edge.Cuts" )
m_layer = LAYER_EDGE;
}
}
return true;
}
std::string KICADCURVE::Describe() const
{
std::ostringstream desc;
switch( m_form )
{
case CURVE_LINE:
desc << "line start: " << m_start << " end: " << m_end;
break;
case CURVE_ARC:
desc << "arc center: " << m_start << " radius: " << m_radius
<< " angle: " << 180.0 * m_angle / M_PI
<< " arc start: " << m_end << " arc end: " << m_ep;
break;
case CURVE_CIRCLE:
desc << "circle center: " << m_start << " radius: " << m_radius;
break;
default:
desc << "<invalid curve type>";
break;
}
return desc.str();
}