1259 lines
32 KiB
C++
1259 lines
32 KiB
C++
/*
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* This program source code file is part of KICAD, a free EDA CAD application.
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*
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* Copyright (C) 2011 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2010 Kicad Developers, see change_log.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <sch_sweet_parser.h>
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#include <sch_part.h>
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#include <sch_lib_table.h>
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#include <sch_lpid.h>
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#include <macros.h> // FROM_UTF8()
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using namespace SCH;
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using namespace PR;
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#define MAX_INHERITANCE_NESTING 6 ///< max depth of inheritance, no problem going larger
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/**
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* Function log2int
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* converts a logical coordinate to an internal coordinate. Logical coordinates
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* are defined as the standard distance between pins being equal to one.
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* Internal coordinates are currently INTERNAL_PER_LOGICAL times that.
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*/
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static inline int log2int( double aCoord )
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{
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return int( aCoord * INTERNAL_PER_LOGICAL );
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}
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static inline int internal( const STRING& aCoord )
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{
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return log2int( strtod( aCoord.c_str(), NULL ) );
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}
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/**
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* Enum PartBit
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* is a set of bit positions that can be used to create flag bits within
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* PART::contains to indicate what state the PART is in and what it contains, i.e.
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* whether the PART has been parsed, and what the PART contains, categorically.
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*/
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enum PartBit
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{
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PARSED, ///< have parsed this part already, otherwise 'body' text must be parsed
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EXTENDS, ///< saw "extends" keyword, inheriting from another PART
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VALUE,
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ANCHOR,
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REFERENCE,
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FOOTPRINT,
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DATASHEET,
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MODEL,
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KEYWORDS,
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};
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/// Function PB
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/// is a PartBit shifter for PART::contains field.
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static inline const int PB( PartBit oneBitOnly )
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{
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return ( 1 << oneBitOnly );
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}
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void SWEET_PARSER::parseExtends( PART* me )
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{
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PART* base;
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int offset;
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if( contains & PB(EXTENDS) )
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Duplicate( T_extends );
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NeedSYMBOLorNUMBER();
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me->setExtends( new LPID() );
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offset = me->extends->Parse( CurText() );
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if( offset > -1 ) // -1 is success
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THROW_PARSE_ERROR( _("invalid extends LPID"),
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CurSource(),
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CurLine(),
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CurLineNumber(),
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CurOffset() + offset );
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base = libs->LookupPart( *me->extends, me->Owner() );
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// we could be going in circles here, recursively, or too deep, set limits
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// and disallow extending from self (even indirectly)
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int extendsDepth = 0;
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for( PART* ancestor = base; ancestor && extendsDepth<MAX_INHERITANCE_NESTING;
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++extendsDepth, ancestor = ancestor->base )
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{
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if( ancestor == me )
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{
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THROW_PARSE_ERROR( _("'extends' may not have self as any ancestor"),
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CurSource(),
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CurLine(),
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CurLineNumber(),
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CurOffset() );
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}
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}
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if( extendsDepth == MAX_INHERITANCE_NESTING )
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{
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THROW_PARSE_ERROR( _("max allowed extends depth exceeded"),
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CurSource(),
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CurLine(),
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CurLineNumber(),
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CurOffset() );
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}
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me->inherit( *base );
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me->base = base;
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contains |= PB(EXTENDS);
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}
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void SWEET_PARSER::Parse( PART* me, LIB_TABLE* aTable ) throw( IO_ERROR, PARSE_ERROR )
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{
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T tok;
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libs = aTable;
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// empty everything out, could be re-parsing this object and it may not be empty.
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me->clear();
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#if 0
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// Be flexible regarding the starting point of the stream.
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// Caller may not have read the first two tokens out of the
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// stream: T_LEFT and T_part, so ignore them if seen here.
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// The 1st two tokens T_LEFT and T_part are then optional in the grammar.
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if( ( tok = NextTok() ) == T_LEFT )
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{
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if( ( tok = NextTok() ) != T_part )
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Expecting( T_part );
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}
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#else
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// "( part" are not optional
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NeedLEFT();
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if( ( tok = NextTok() ) != T_part )
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Expecting( T_part );
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#endif
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NeedSYMBOLorNUMBER(); // toss NAME_HINT
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tok = NextTok();
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// extends must be _first_ thing, if it is present at all, after NAME_HINT
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if( tok == T_extends )
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{
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parseExtends( me );
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tok = NextTok();
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}
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for( ; tok!=T_RIGHT; tok = NextTok() )
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{
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if( tok == T_LEFT )
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{
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tok = NextTok();
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// because exceptions are thrown, any 'new' allocation has to be stored
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// somewhere other than on the stack, ASAP.
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switch( tok )
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{
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default:
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// describe what we expect at this level
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Expecting(
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"anchor|value|footprint|model|keywords|alternates\n"
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"|property\n"
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" |property_del\n"
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"|pin\n"
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" |pin_merge|pin_swap|pin_renum|pin_rename|route_pin_swap\n"
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"|polyline|line|rectangle|circle|arc|bezier|text"
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);
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break;
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case T_anchor:
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if( contains & PB(ANCHOR) )
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Duplicate( tok );
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NeedNUMBER( "anchor x" );
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me->anchor.x = internal( CurText() );
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NeedNUMBER( "anchor y" );
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me->anchor.y = internal( CurText() );
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contains |= PB(ANCHOR);
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break;
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case T_line:
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case T_polyline:
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POLY_LINE* pl;
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pl = new POLY_LINE( me );
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me->graphics.push_back( pl );
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parsePolyLine( pl );
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break;
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case T_rectangle:
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RECTANGLE* rect;
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rect = new RECTANGLE( me );
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me->graphics.push_back( rect );
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parseRectangle( rect );
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break;
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case T_circle:
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CIRCLE* circ;
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circ = new CIRCLE( me );
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me->graphics.push_back( circ );
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parseCircle( circ );
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break;
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case T_arc:
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ARC* arc;
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arc = new ARC( me );
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me->graphics.push_back( arc );
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parseArc( arc );
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break;
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case T_bezier:
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BEZIER* bezier;
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bezier = new BEZIER( me );
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me->graphics.push_back( bezier );
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parseBezier( bezier );
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break;
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case T_text:
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GR_TEXT* text;
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text = new GR_TEXT( me );
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me->graphics.push_back( text );
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parseText( text );
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break;
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// reference in a PART is incomplete, it is just the prefix of an
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// unannotated reference. Only components have full reference designators.
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case T_reference:
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if( contains & PB(REFERENCE) )
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Duplicate( tok );
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contains |= PB(REFERENCE);
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NeedSYMBOLorNUMBER();
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me->reference.text = FromUTF8();
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tok = NextTok();
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if( tok == T_LEFT )
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{
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tok = NextTok();
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if( tok != T_effects )
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Expecting( T_effects );
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parseTextEffects( &me->reference.effects );
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NeedRIGHT();
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}
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else if( tok != T_RIGHT )
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Expecting( ") | effects" );
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break;
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case T_value:
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if( contains & PB(VALUE) )
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Duplicate( tok );
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contains |= PB(VALUE);
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NeedSYMBOLorNUMBER();
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me->value.text = FromUTF8();
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tok = NextTok();
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if( tok == T_LEFT )
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{
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tok = NextTok();
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if( tok != T_effects )
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Expecting( T_effects );
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parseTextEffects( &me->value.effects );
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NeedRIGHT();
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}
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else if( tok != T_RIGHT )
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Expecting( ") | effects" );
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break;
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case T_footprint:
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if( contains & PB(FOOTPRINT) )
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Duplicate( tok );
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contains |= PB(FOOTPRINT);
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NeedSYMBOLorNUMBER();
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me->footprint.text = FromUTF8();
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tok = NextTok();
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if( tok == T_LEFT )
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{
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tok = NextTok();
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if( tok != T_effects )
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Expecting( T_effects );
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parseTextEffects( &me->footprint.effects );
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NeedRIGHT();
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}
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else if( tok != T_RIGHT )
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Expecting( ") | effects" );
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break;
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case T_datasheet:
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if( contains & PB(MODEL) )
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Duplicate( tok );
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contains |= PB(MODEL);
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NeedSYMBOLorNUMBER();
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me->datasheet.text = FromUTF8();
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tok = NextTok();
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if( tok == T_LEFT )
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{
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tok = NextTok();
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if( tok != T_effects )
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Expecting( T_effects );
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parseTextEffects( &me->datasheet.effects );
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NeedRIGHT();
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}
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else if( tok != T_RIGHT )
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Expecting( ") | effects" );
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break;
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case T_model:
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if( contains & PB(MODEL) )
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Duplicate( tok );
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contains |= PB(MODEL);
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NeedSYMBOLorNUMBER();
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me->model.text = FromUTF8();
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tok = NextTok();
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if( tok == T_LEFT )
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{
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tok = NextTok();
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if( tok != T_effects )
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Expecting( T_effects );
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parseTextEffects( &me->model.effects );
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NeedRIGHT();
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}
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else if( tok != T_RIGHT )
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Expecting( ") | effects" );
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break;
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case T_property:
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PROPERTY* property;
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property = new PROPERTY( me );
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// @todo check for uniqueness
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me->properties.push_back( property );
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NeedSYMBOLorNUMBER();
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property->name = FromUTF8();
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NeedSYMBOLorNUMBER();
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property->text = FromUTF8();
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tok = NextTok();
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if( tok == T_LEFT )
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{
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tok = NextTok();
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if( tok != T_effects )
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Expecting( T_effects );
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parseTextEffects( &property->effects );
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NeedRIGHT();
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}
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else if( tok != T_RIGHT )
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Expecting( ") | effects" );
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break;
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case T_property_del:
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NeedSYMBOLorNUMBER();
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me->PropertyDelete( FromUTF8() );
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NeedRIGHT();
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break;
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case T_pin:
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PIN* pin;
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pin = new PIN( me );
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me->pins.push_back( pin );
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parsePin( pin );
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break;
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case T_keywords:
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parseKeywords( me );
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break;
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/*
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@todo
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// do we want to inherit alternates?
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case T_alternates:
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break;
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case T_pin_merge:
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break;
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case T_pin_swap:
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break;
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case T_pin_renum:
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break;
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case T_pin_rename:
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break;
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case T_route_pin_swap:
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break;
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*/
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}
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}
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else
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{
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switch( tok )
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{
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default:
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Unexpected( tok );
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}
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}
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}
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contains |= PB(PARSED);
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me->contains |= contains;
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}
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void SWEET_PARSER::parseKeywords( PART* me )
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{
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T tok;
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while( ( tok = NextTok() ) != T_RIGHT )
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{
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if( !IsSymbol( tok ) && tok!=T_NUMBER )
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Expecting( "symbol|number" );
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// just insert them, duplicates are silently removed and tossed.
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me->keywords.insert( FromUTF8() );
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}
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}
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void SWEET_PARSER::parseFont( FONT* me )
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{
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/*
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# The FONT value needs to be defined. Currently, EESchema does not support
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# different fonts. In the future this feature may be implemented and at
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# that time FONT will have to be defined. Initially, only the font size and
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# style are required. Italic and bold styles are optional. The font size
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# height and width are in units yet to be determined.
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(font [FONT] (size HEIGHT WIDTH) [italic] [bold])
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*/
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// handle the [FONT] 'position dependently', i.e. first
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T tok = NextTok();
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bool sawBold = false;
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bool sawItalic = false;
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bool sawSize = false;
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if( IsSymbol( tok ) )
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{
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me->name = FromUTF8();
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tok = NextTok();
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}
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for( ; tok != T_RIGHT; tok = NextTok() )
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{
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if( tok == T_LEFT )
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{
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tok = NextTok();
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switch( tok )
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{
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case T_size:
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if( sawSize )
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Duplicate( T_size );
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sawSize = true;
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NeedNUMBER( "size height" );
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me->size.SetHeight( internal( CurText() ) );
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NeedNUMBER( "size width" );
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me->size.SetWidth( internal( CurText() ) );
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NeedRIGHT();
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break;
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default:
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Expecting( "size" );
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}
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}
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else
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{
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switch( tok )
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{
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case T_bold:
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if( sawBold )
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Duplicate( T_bold );
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sawBold = true;
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me->bold = true;
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break;
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case T_italic:
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if( sawItalic )
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Duplicate( T_italic );
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sawItalic = true;
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me->italic = true;
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break;
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default:
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Unexpected( "bold|italic" );
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}
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}
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}
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}
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void SWEET_PARSER::parseBool( bool* aBool )
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{
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T tok = NeedSYMBOL();
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switch( tok )
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{
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case T_yes:
|
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case T_no:
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*aBool = (tok == T_yes);
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break;
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default:
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Expecting( "yes|no" );
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}
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}
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|
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void SWEET_PARSER::parsePinText( PINTEXT* me )
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{
|
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/* either:
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(signal SIGNAL (font [FONT] (size HEIGHT WIDTH) [italic] [bold])(visible YES))
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or
|
|
(padname PADNAME (font [FONT] (size HEIGHT WIDTH) [italic] [bold])(visible YES))
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|
*/
|
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T tok;
|
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bool sawFont = false;
|
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bool sawVis = false;
|
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|
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// padname or signal text
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NeedSYMBOLorNUMBER();
|
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me->text = FromUTF8();
|
|
|
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while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok == T_LEFT )
|
|
{
|
|
tok = NextTok();
|
|
|
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switch( tok )
|
|
{
|
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case T_font:
|
|
if( sawFont )
|
|
Duplicate( tok );
|
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sawFont = true;
|
|
parseFont( &me->font );
|
|
break;
|
|
|
|
case T_visible:
|
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if( sawVis )
|
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Duplicate( tok );
|
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sawVis = true;
|
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parseBool( &me->isVisible );
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NeedRIGHT();
|
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break;
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|
|
|
default:
|
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Expecting( "font" );
|
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}
|
|
}
|
|
|
|
else
|
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{
|
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switch( tok )
|
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{
|
|
default:
|
|
Expecting( T_LEFT );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
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void SWEET_PARSER::parsePin( PIN* me )
|
|
{
|
|
/*
|
|
(pin TYPE SHAPE
|
|
(at X Y [ANGLE])
|
|
(length LENGTH)
|
|
(signal NAME (font [FONT] (size HEIGHT WIDTH) [italic] [bold])(visible YES))
|
|
(padname NUMBER (font [FONT] (size HEIGHT WIDTH) [italic] [bold] (visible YES))
|
|
(visible YES)
|
|
)
|
|
*/
|
|
|
|
T tok;
|
|
bool sawShape = false;
|
|
bool sawType = false;
|
|
bool sawAt = false;
|
|
bool sawLen = false;
|
|
bool sawSignal = false;
|
|
bool sawPadName = false;
|
|
bool sawVis = false;
|
|
|
|
while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok == T_LEFT )
|
|
{
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_at:
|
|
if( sawAt )
|
|
Duplicate( tok );
|
|
sawAt = true;
|
|
parseAt( &me->pos, &me->angle );
|
|
break;
|
|
|
|
case T_length:
|
|
if( sawLen )
|
|
Duplicate( tok );
|
|
sawLen = true;
|
|
NeedNUMBER( "length" );
|
|
me->length = internal( CurText() );
|
|
NeedRIGHT();
|
|
break;
|
|
|
|
case T_signal:
|
|
if( sawSignal )
|
|
Duplicate( tok );
|
|
sawSignal = true;
|
|
parsePinText( &me->signal );
|
|
break;
|
|
|
|
case T_padname:
|
|
if( sawPadName )
|
|
Duplicate( tok );
|
|
sawPadName = true;
|
|
parsePinText( &me->padname );
|
|
break;
|
|
|
|
case T_visible:
|
|
if( sawVis )
|
|
Duplicate( tok );
|
|
sawVis = true;
|
|
parseBool( &me->isVisible );
|
|
NeedRIGHT();
|
|
break;
|
|
|
|
default:
|
|
Unexpected( tok );
|
|
}
|
|
}
|
|
|
|
else // not wrapped in parentheses
|
|
{
|
|
switch( tok )
|
|
{
|
|
case T_input:
|
|
case T_output:
|
|
case T_bidirectional:
|
|
case T_tristate:
|
|
case T_passive:
|
|
case T_unspecified:
|
|
case T_power_in:
|
|
case T_power_out:
|
|
case T_open_collector:
|
|
case T_open_emitter:
|
|
case T_unconnected:
|
|
if( sawType )
|
|
Duplicate( tok );
|
|
sawType = true;
|
|
me->connectionType = tok;
|
|
break;
|
|
|
|
case T_none:
|
|
case T_line:
|
|
case T_inverted:
|
|
case T_clock:
|
|
case T_inverted_clk:
|
|
case T_input_low:
|
|
case T_clock_low:
|
|
case T_falling_edge:
|
|
case T_non_logic:
|
|
if( sawShape )
|
|
Duplicate( tok );
|
|
sawShape = true;
|
|
me->shape = tok;
|
|
break;
|
|
|
|
default:
|
|
Unexpected( tok );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseTextEffects( TEXT_EFFECTS* me )
|
|
{
|
|
/*
|
|
(effects [PROPERTY]
|
|
|
|
# Position requires X and Y coordinates. Position coordinates can be
|
|
# non-intergr. Angle is in degrees and defaults to 0 if not defined.
|
|
(at X Y [ANGLE])
|
|
|
|
# The FONT value needs to be defined. Currently, EESchema does not support
|
|
# different fonts. In the future this feature may be implemented and at
|
|
# that time FONT will have to be defined. Initially, only the font size and
|
|
# style are required. Italic and bold styles are optional. The font size
|
|
# height and width are in units yet to be determined.
|
|
(font [FONT] (size HEIGHT WIDTH) [italic] [bold])
|
|
|
|
# Valid visibility values are yes and no.
|
|
(visible YES)
|
|
)
|
|
*/
|
|
|
|
bool sawFont = false;
|
|
bool sawAt = false;
|
|
bool sawVis = false;
|
|
|
|
T tok = NextTok();
|
|
|
|
if( IsSymbol( tok ) )
|
|
{
|
|
me->propName = FromUTF8();
|
|
tok = NextTok();
|
|
}
|
|
|
|
for( ; tok != T_RIGHT; tok = NextTok() )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_at:
|
|
if( sawAt )
|
|
Duplicate( tok );
|
|
sawAt = true;
|
|
parseAt( &me->pos, &me->angle );
|
|
break;
|
|
|
|
case T_font:
|
|
if( sawFont )
|
|
Duplicate( tok );
|
|
sawFont = true;
|
|
parseFont( &me->font );
|
|
break;
|
|
|
|
case T_visible:
|
|
if( sawVis )
|
|
Duplicate( sawVis );
|
|
sawVis = true;
|
|
parseBool( &me->isVisible );
|
|
NeedRIGHT();
|
|
break;
|
|
|
|
default:
|
|
Expecting( "at|font|visible" );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parsePolyLine( POLY_LINE* me )
|
|
{
|
|
/*
|
|
(polyline|line
|
|
(pts (xy X Y) (xy X Y) (xy X Y) (xy X Y) (xy X Y))
|
|
|
|
# Line widths are in units as defined above.
|
|
(line_width WIDTH)
|
|
|
|
# Valid fill types are none, filled, and transparent.
|
|
(fill FILL_TYPE)
|
|
)
|
|
*/
|
|
|
|
T tok;
|
|
int count = 0;
|
|
bool sawWidth = false;
|
|
bool sawFill = false;
|
|
|
|
while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_line_width:
|
|
if( sawWidth )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "line_width" );
|
|
me->lineWidth = strtod( CurText(), NULL );
|
|
NeedRIGHT();
|
|
sawWidth = true;
|
|
break;
|
|
|
|
case T_pts:
|
|
if( count )
|
|
Duplicate( tok );
|
|
for( ; ( tok = NextTok() ) != T_RIGHT; ++count )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NeedSYMBOL();
|
|
if( tok != T_xy )
|
|
Expecting( T_xy );
|
|
|
|
me->pts.push_back( POINT() );
|
|
|
|
NeedNUMBER( "x" );
|
|
me->pts.back().x = internal( CurText() );
|
|
|
|
NeedNUMBER( "y" );
|
|
me->pts.back().y = internal( CurText() );
|
|
|
|
NeedRIGHT();
|
|
}
|
|
if( count < 2 )
|
|
Expecting( ">= 2 pts" );
|
|
break;
|
|
|
|
case T_fill:
|
|
if( sawFill )
|
|
Duplicate( tok );
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_none:
|
|
case T_filled:
|
|
case T_transparent:
|
|
me->fillType = tok;
|
|
break;
|
|
default:
|
|
Expecting( "none|filled|transparent" );
|
|
}
|
|
NeedRIGHT();
|
|
sawFill = true;
|
|
break;
|
|
|
|
default:
|
|
Expecting( "pts|line_width|fill" );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseBezier( BEZIER* me )
|
|
{
|
|
parsePolyLine( me );
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseRectangle( RECTANGLE* me )
|
|
{
|
|
/*
|
|
(rectangle (start X Y) (end X Y) (line_width WIDTH) (fill FILL_TYPE))
|
|
*/
|
|
|
|
T tok;
|
|
bool sawStart = false;
|
|
bool sawEnd = false;
|
|
bool sawWidth = false;
|
|
bool sawFill = false;
|
|
|
|
while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_line_width:
|
|
if( sawWidth )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "line_width" );
|
|
me->lineWidth = strtod( CurText(), NULL );
|
|
NeedRIGHT();
|
|
sawWidth = true;
|
|
break;
|
|
|
|
case T_fill:
|
|
if( sawFill )
|
|
Duplicate( tok );
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_none:
|
|
case T_filled:
|
|
case T_transparent:
|
|
me->fillType = tok;
|
|
break;
|
|
default:
|
|
Expecting( "none|filled|transparent" );
|
|
}
|
|
NeedRIGHT();
|
|
sawFill = true;
|
|
break;
|
|
|
|
case T_start:
|
|
if( sawStart )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "x" );
|
|
me->start.x = internal( CurText() );
|
|
NeedNUMBER( "y" );
|
|
me->start.y = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawStart = true;
|
|
break;
|
|
|
|
case T_end:
|
|
if( sawEnd )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "x" );
|
|
me->end.x = internal( CurText() );
|
|
NeedNUMBER( "y" );
|
|
me->end.y = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawEnd = true;
|
|
break;
|
|
|
|
default:
|
|
Expecting( "start|end|line_width|fill" );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseCircle( CIRCLE* me )
|
|
{
|
|
/*
|
|
(circle (center X Y)
|
|
# Radius length is in units if defined or mils.
|
|
(radius LENGTH)
|
|
(line_width WIDTH)
|
|
(fill FILL_TYPE)
|
|
)
|
|
*/
|
|
|
|
T tok;
|
|
bool sawCenter = false;
|
|
bool sawRadius = false;
|
|
bool sawWidth = false;
|
|
bool sawFill = false;
|
|
|
|
while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_line_width:
|
|
if( sawWidth )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "line_width" );
|
|
me->lineWidth = strtod( CurText(), NULL );
|
|
NeedRIGHT();
|
|
sawWidth = true;
|
|
break;
|
|
|
|
case T_fill:
|
|
if( sawFill )
|
|
Duplicate( tok );
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_none:
|
|
case T_filled:
|
|
case T_transparent:
|
|
me->fillType = tok;
|
|
break;
|
|
default:
|
|
Expecting( "none|filled|transparent" );
|
|
}
|
|
NeedRIGHT();
|
|
sawFill = true;
|
|
break;
|
|
|
|
case T_center:
|
|
if( sawCenter )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "center x" );
|
|
me->center.x = internal( CurText() );
|
|
NeedNUMBER( "center y" );
|
|
me->center.y = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawCenter = true;
|
|
break;
|
|
|
|
case T_radius:
|
|
if( sawRadius )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "radius" );
|
|
me->radius = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawRadius = true;
|
|
break;
|
|
|
|
default:
|
|
Expecting( "center|radius|line_width|fill" );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseArc( ARC* me )
|
|
{
|
|
/*
|
|
(arc (pos X Y) (radius RADIUS) (start X Y) (end X Y)
|
|
(line_width WIDTH)
|
|
(fill FILL_TYPE)
|
|
)
|
|
*/
|
|
|
|
T tok;
|
|
bool sawPos = false;
|
|
bool sawStart = false;
|
|
bool sawEnd = false;
|
|
bool sawRadius = false;
|
|
bool sawWidth = false;
|
|
bool sawFill = false;
|
|
|
|
while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_line_width:
|
|
if( sawWidth )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "line_width" );
|
|
me->lineWidth = strtod( CurText(), NULL );
|
|
NeedRIGHT();
|
|
sawWidth = true;
|
|
break;
|
|
|
|
case T_fill:
|
|
if( sawFill )
|
|
Duplicate( tok );
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_none:
|
|
case T_filled:
|
|
case T_transparent:
|
|
me->fillType = tok;
|
|
break;
|
|
default:
|
|
Expecting( "none|filled|transparent" );
|
|
}
|
|
NeedRIGHT();
|
|
sawFill = true;
|
|
break;
|
|
|
|
case T_pos:
|
|
if( sawPos )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "pos x" );
|
|
me->pos.x = internal( CurText() );
|
|
NeedNUMBER( "pos y" );
|
|
me->pos.y = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawPos = true;
|
|
break;
|
|
|
|
case T_radius:
|
|
if( sawRadius )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "radius" );
|
|
me->radius = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawRadius = true;
|
|
break;
|
|
|
|
case T_start:
|
|
if( sawStart )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "start x" );
|
|
me->start.x = internal( CurText() );
|
|
NeedNUMBER( "start y" );
|
|
me->start.y = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawStart = true;
|
|
break;
|
|
|
|
case T_end:
|
|
if( sawEnd )
|
|
Duplicate( tok );
|
|
NeedNUMBER( "end x" );
|
|
me->end.x = internal( CurText() );
|
|
NeedNUMBER( "end y" );
|
|
me->end.y = internal( CurText() );
|
|
NeedRIGHT();
|
|
sawEnd = true;
|
|
break;
|
|
|
|
default:
|
|
Expecting( "center|radius|line_width|fill" );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseAt( POINT* pos, float* angle )
|
|
{
|
|
T tok;
|
|
|
|
NeedNUMBER( "at x" );
|
|
pos->x = internal( CurText() );
|
|
|
|
NeedNUMBER( "at y" );
|
|
pos->y = internal( CurText() );
|
|
|
|
tok = NextTok();
|
|
if( angle && tok == T_NUMBER )
|
|
{
|
|
*angle = strtod( CurText(), NULL );
|
|
tok = NextTok();
|
|
}
|
|
if( tok != T_RIGHT )
|
|
Expecting( T_RIGHT );
|
|
}
|
|
|
|
|
|
void SWEET_PARSER::parseText( GR_TEXT* me )
|
|
{
|
|
/*
|
|
(text "This is the text that gets drawn."
|
|
(at X Y [ANGLE])
|
|
|
|
# Valid horizontal justification values are center, right, and left. Valid
|
|
# vertical justification values are center, top, bottom.
|
|
(justify HORIZONTAL_JUSTIFY VERTICAL_JUSTIFY)
|
|
(font [FONT] (size HEIGHT WIDTH) [italic] [bold])
|
|
(visible YES)
|
|
(fill FILL_TYPE)
|
|
)
|
|
*/
|
|
|
|
T tok;
|
|
bool sawAt = false;
|
|
bool sawFill = false;
|
|
bool sawFont = false;
|
|
bool sawVis = false;
|
|
bool sawJust = false;
|
|
|
|
NeedSYMBOLorNUMBER();
|
|
me->text = FROM_UTF8( CurText() );
|
|
|
|
while( ( tok = NextTok() ) != T_RIGHT )
|
|
{
|
|
if( tok != T_LEFT )
|
|
Expecting( T_LEFT );
|
|
|
|
tok = NextTok();
|
|
|
|
switch( tok )
|
|
{
|
|
case T_at:
|
|
if( sawAt )
|
|
Duplicate( tok );
|
|
parseAt( &me->pos, &me->angle );
|
|
sawAt = true;
|
|
break;
|
|
|
|
case T_fill:
|
|
if( sawFill )
|
|
Duplicate( tok );
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_none:
|
|
case T_filled:
|
|
case T_transparent:
|
|
me->fillType = tok;
|
|
break;
|
|
default:
|
|
Expecting( "none|filled|transparent" );
|
|
}
|
|
NeedRIGHT();
|
|
sawFill = true;
|
|
break;
|
|
|
|
case T_justify:
|
|
if( sawJust )
|
|
Duplicate( tok );
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_center:
|
|
case T_right:
|
|
case T_left:
|
|
me->hjustify = tok;
|
|
break;
|
|
default:
|
|
Expecting( "center|right|left" );
|
|
}
|
|
|
|
tok = NeedSYMBOL();
|
|
switch( tok )
|
|
{
|
|
case T_center:
|
|
case T_top:
|
|
case T_bottom:
|
|
me->vjustify = tok;
|
|
break;
|
|
default:
|
|
Expecting( "center|top|bottom" );
|
|
}
|
|
NeedRIGHT();
|
|
sawJust = true;
|
|
break;
|
|
|
|
case T_visible:
|
|
if( sawVis )
|
|
Duplicate( tok );
|
|
parseBool( &me->isVisible );
|
|
NeedRIGHT();
|
|
sawVis = true;
|
|
break;
|
|
|
|
case T_font:
|
|
if( sawFont )
|
|
Duplicate( tok );
|
|
sawFont = true;
|
|
parseFont( &me->font );
|
|
break;
|
|
|
|
default:
|
|
Expecting( "at|justify|font|visible|fill" );
|
|
}
|
|
}
|
|
}
|
|
|