kicad/pcbnew/plugins/altium/altium_rule_transformer.h

143 lines
3.3 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2021 Thomas Pointhuber <thomas.pointhuber@gmx.at>
* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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
*/
#ifndef ALTIUM_RULE_TRANSFORMER_H
#define ALTIUM_RULE_TRANSFORMER_H
#include "wx/string.h"
// See: https://www.altium.com/documentation/altium-designer/query-operators-ad
enum class ALTIUM_RULE_TOKEN_KIND
{
UNKNOWN,
IDENT,
CONST_INT,
CONST_FLOAT,
CONST_STRING,
CONST_TRUE,
CONST_FALSE,
LPAR,
RPAR,
ADD,
SUB,
MUL,
DIV,
INTEGRAL_DIV,
MOD,
AND,
LOW_AND,
OR,
LOW_OR,
XOR,
NOT,
LESS,
LESS_EQUAL,
GREATER_EQUAL,
GREATER,
NOT_EQUAL,
EQUAL,
BETWEEN,
LIKE,
END_OF_EXPR
};
struct ALTIUM_RULE_TOKEN
{
ALTIUM_RULE_TOKEN_KIND kind;
size_t pos;
long iValue;
double fValue;
wxString sValue;
ALTIUM_RULE_TOKEN() :
kind( ALTIUM_RULE_TOKEN_KIND::UNKNOWN ), pos( 0 ), iValue( 0 ), fValue( 0. ),
sValue( "" )
{
}
ALTIUM_RULE_TOKEN( ALTIUM_RULE_TOKEN_KIND aKind, size_t aPos ) :
kind( aKind ), pos( aPos ), iValue( 0 ), fValue( 0. ), sValue( "" )
{
}
ALTIUM_RULE_TOKEN( ALTIUM_RULE_TOKEN_KIND aKind, size_t aPos, long aValue ) :
kind( aKind ), pos( aPos ), iValue( aValue ), fValue( 0. ), sValue( "" )
{
}
ALTIUM_RULE_TOKEN( ALTIUM_RULE_TOKEN_KIND aKind, size_t aPos, float aValue ) :
kind( aKind ), pos( aPos ), iValue( 0 ), fValue( aValue ), sValue( "" )
{
}
ALTIUM_RULE_TOKEN( ALTIUM_RULE_TOKEN_KIND aKind, size_t aPos, wxString aValue ) :
kind( aKind ), pos( aPos ), iValue( 0 ), fValue( 0. ), sValue( aValue )
{
}
};
class ALTIUM_RULE_TOKENIZER
{
public:
ALTIUM_RULE_TOKENIZER( const wxString& aExpr ) : m_pos( 0 ), m_expr( aExpr )
{
m_it = m_expr.begin();
Next();
}
const ALTIUM_RULE_TOKEN& Next();
const ALTIUM_RULE_TOKEN& Peek() const;
private:
wxUniChar curChar() { return *m_it; }
wxUniChar nextChar()
{
if( m_it != m_expr.end() )
{
m_pos++;
}
return *( ++m_it );
}
size_t m_pos;
const wxString m_expr;
wxString::const_iterator m_it;
ALTIUM_RULE_TOKEN m_currentToken;
ALTIUM_RULE_TOKEN m_nextToken;
};
#endif //ALTIUM_RULE_TRANSFORMER_H