bool KICADPCB::parseGeneral( SEXPR::SEXPR* data ) { size_t nc = data->GetNumberOfChildren(); SEXPR::SEXPR* child = NULL; for( size_t i = 1; i < nc; ++i ) { child = data->GetChild( i ); if( !child->IsList() ) { std::ostringstream ostr; ostr << "* corrupt PCB file: '" << m_filename << "'\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } // at the moment only the thickness is of interest in // the general section if( child->GetChild( 0 )->GetSymbol() != "thickness" ) continue; m_thickness = child->GetChild( 1 )->GetDouble(); return true; } std::ostringstream ostr; ostr << "* corrupt PCB file: '" << m_filename << "'\n"; ostr << "* no PCB thickness specified in general section\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; }
bool KICADPCB::parsePCB( SEXPR::SEXPR* data ) { if( NULL == data ) return false; if( data->IsList() ) { size_t nc = data->GetNumberOfChildren(); SEXPR::SEXPR* child = data->GetChild( 0 ); std::string name = child->GetSymbol(); if( name != "kicad_pcb" ) { std::ostringstream ostr; ostr << "* data is not a valid PCB file: '" << m_filename << "'\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } bool result = true; for( size_t i = 1; i < nc && result; ++i ) { child = data->GetChild( i ); if( !child->IsList() ) { std::ostringstream ostr; ostr << "* corrupt PCB file: '" << m_filename << "'\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } std::string symname( child->GetChild( 0 )->GetSymbol() ); if( symname == "general" ) result = result && parseGeneral( child ); else if( symname == "module" ) result = result && parseModule( child ); else if( symname == "gr_arc" ) result = result && parseCurve( child, CURVE_ARC ); else if( symname == "gr_line" ) result = result && parseCurve( child, CURVE_LINE ); else if( symname == "gr_circle" ) result = result && parseCurve( child, CURVE_CIRCLE ); } return result; } std::ostringstream ostr; ostr << "* data is not a valid PCB file: '" << m_filename << "'\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; }
bool KICADMODULE::parseText( SEXPR::SEXPR* data ) { // we're only interested in the Reference Designator if( data->GetNumberOfChildren() < 3 ) return true; SEXPR::SEXPR* child = data->GetChild( 1 ); std::string text; if( child->IsSymbol() ) text = child->GetSymbol(); else if( child->IsString() ) text = child->GetString(); if( text != "reference" ) return true; child = data->GetChild( 2 ); if( child->IsSymbol() ) text = child->GetSymbol(); else if( child->IsString() ) text = child->GetString(); m_refdes = text; return true; }
bool KICADMODEL::Read( SEXPR::SEXPR* aEntry ) { // form: ( pad N thru_hole shape (at x y {r}) (size x y) (drill {oval} x {y}) (layers X X X) ) int nchild = aEntry->GetNumberOfChildren(); if( nchild < 2 ) { std::ostringstream ostr; ostr << "* invalid model entry"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } SEXPR::SEXPR* child = aEntry->GetChild( 1 ); if( child->IsSymbol() ) m_modelname = child->GetSymbol(); else if( child->IsString() ) m_modelname = child->GetString(); else { std::ostringstream ostr; ostr << "* invalid model entry; invalid path"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } for( int i = 2; i < nchild; ++i ) { child = aEntry->GetChild( i ); if( !child->IsList() ) continue; std::string name = child->GetChild( 0 )->GetSymbol(); bool ret = true; if( name == "at" ) ret = Get3DCoordinate( child->GetChild( 1 ), m_offset ); else if( name == "scale" ) ret = Get3DCoordinate( child->GetChild( 1 ), m_scale ); else if( name == "rotate" ) ret = GetXYZRotation( child->GetChild( 1 ), m_rotation ); if( !ret ) return false; } return true; }
bool KICADMODULE::parseLayer( SEXPR::SEXPR* data ) { SEXPR::SEXPR* val = data->GetChild( 1 ); std::string layer; if( val->IsSymbol() ) layer = val->GetSymbol(); else if( val->IsString() ) layer = val->GetString(); else { std::ostringstream ostr; ostr << "* corrupt module in PCB file; layer cannot be parsed\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } if( layer == "F.Cu" ) m_side = LAYER_TOP; else if( layer == "B.Cu" ) m_side = LAYER_BOTTOM; return true; }
bool KICADPAD::Read( SEXPR::SEXPR* aEntry ) { // form: ( pad N thru_hole shape (at x y {r}) (size x y) (drill {oval} x {y}) (layers X X X) ) int nchild = aEntry->GetNumberOfChildren(); if( nchild < 2 ) { std::ostringstream ostr; ostr << bad_pad; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } SEXPR::SEXPR* child; for( int i = 1; i < nchild; ++i ) { child = aEntry->GetChild( i ); if( child->IsSymbol() && ( child->GetSymbol() == "thru_hole" || child->GetSymbol() == "np_thru_hole" ) ) { m_thruhole = true; continue; } if( child->IsList() ) { std::string name = child->GetChild( 0 )->GetSymbol(); bool ret = true; if( name == "drill" ) { // ignore any drill info for SMD pads if( m_thruhole ) ret = parseDrill( child ); } else if( name == "at" ) { ret = Get2DPositionAndRotation( child, m_position, m_rotation ); } if( !ret ) return false; } } return true; }
bool KICADPAD::parseDrill( SEXPR::SEXPR* aDrill ) { // form: (drill {oval} X {Y}) const char bad_drill[] = "* corrupt module in PCB file; bad drill"; int nchild = aDrill->GetNumberOfChildren(); if( nchild < 2 ) { std::ostringstream ostr; ostr << bad_drill; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } SEXPR::SEXPR* child = aDrill->GetChild( 1 ); int idx = 1; m_drill.oval = false; if( child->IsSymbol() ) { if( child->GetSymbol() == "oval" && nchild >= 4 ) { m_drill.oval = true; child = aDrill->GetChild( ++idx ); } else { std::ostringstream ostr; ostr << bad_drill << " (unexpected symbol: "; ostr << child->GetSymbol() << "), nchild = " << nchild; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } } double x; if( child->IsDouble() ) x = child->GetDouble(); else if( child->IsInteger() ) x = (double) child->GetInteger(); else { std::ostringstream ostr; ostr << bad_drill << " (did not find X size)"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } m_drill.size.x = x; m_drill.size.y = x; if( ++idx == nchild || !m_drill.oval ) return true; for( int i = idx; i < nchild; ++i ) { child = aDrill->GetChild( i ); // NOTE: the Offset of the copper pad is stored // in the drill string but since the copper is not // needed in the MCAD model the Offset is simply ignored. if( !child->IsList() ) { double y; if( child->IsDouble() ) y = child->GetDouble(); else if( child->IsInteger() ) y = (double) child->GetInteger(); else { std::ostringstream ostr; ostr << bad_drill << " (did not find Y size)"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } m_drill.size.y = y; } } return true; }
bool KICADMODULE::Read( SEXPR::SEXPR* aEntry ) { if( NULL == aEntry ) return false; if( aEntry->IsList() ) { size_t nc = aEntry->GetNumberOfChildren(); SEXPR::SEXPR* child = aEntry->GetChild( 0 ); std::string name = child->GetSymbol(); if( name != "module" ) { std::ostringstream ostr; ostr << "* BUG: module parser invoked for type '" << name << "'\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } bool result = true; for( size_t i = 1; i < nc && result; ++i ) { child = aEntry->GetChild( i ); // skip the module name and the optional 'locked' attribute; // due to the vagaries of the kicad version of sexpr, the // name may be a Symbol or a String if( i <= 2 && ( child->IsSymbol() || child->IsString() ) ) continue; if( !child->IsList() ) { std::ostringstream ostr; ostr << "* corrupt module in PCB file\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; } std::string symname( child->GetChild( 0 )->GetSymbol() ); if( symname == "layer" ) result = result && parseLayer( child ); else if( symname == "at" ) result = result && parsePosition( child ); else if( symname == "fp_text" ) result = result && parseText( child ); else if( symname == "fp_arc" ) result = result && parseCurve( child, CURVE_ARC ); else if( symname == "fp_line" ) result = result && parseCurve( child, CURVE_LINE ); else if( symname == "fp_circle" ) result = result && parseCurve( child, CURVE_CIRCLE ); else if( symname == "pad" ) result = result && parsePad( child ); else if( symname == "model" ) result = result && parseModel( child ); } return result; } std::ostringstream ostr; ostr << "* data is not a valid PCB module\n"; wxLogMessage( "%s\n", ostr.str().c_str() ); return false; }