/*
    Copyright (c) 1998, 1999, 2000, 2001, 2003, 2004 Benhur Stein
    
    This file is part of Pajé.

    Pajé is free software; you can redistribute it and/or modify it under
    the terms of the GNU Lesser General Public License as published by the
    Free Software Foundation; either version 2 of the License, or (at your
    option) any later version.

    Pajé 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 Lesser General Public License
    for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with Pajé; if not, write to the Free Software Foundation, Inc.,
    59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _PajeEventDecoder_h_
#define _PajeEventDecoder_h_

#include <Foundation/Foundation.h>
#include "../General/PajeEvent.h"
#include "../General/PTime.h"
#include "../General/DataScanner.h"
#include "../General/PajeFilter.h"

@interface PajeEventDecoder: PajeComponent
{
    enum { OUT_DEF, IN_DEF, EVENTS } status;
    
    struct {
        NSMutableArray *fieldTypes;
        NSMutableArray *fieldNames;
        NSNumber *eventId;
        NSString *eventName;
    } eventBeingDefined;
    NSMutableArray *valArray; /* used only while reading an event */
    
    int eventCount;
    int lineCount;

    NSMutableDictionary *eventNames;
    NSMutableDictionary *eventFieldTypes;
    NSMutableDictionary *eventFieldNames;

    DataScanner *scanner;
    NSCharacterSet *percent;
    NSCharacterSet *delimiter;
    NSMutableCharacterSet *alphanum;
}

- (id)initWithController:(PajeTraceController *)c;
- (BOOL)readNextLine;
- (void)scanDefinitionLine;
- (PajeEvent *)readEvent;
- (void)reset;
- (void)raise:(NSString *)reason;

- (int)eventCount;

- (void)encodeCheckPointWithCoder:(NSCoder *)coder;
- (void)decodeCheckPointWithCoder:(NSCoder *)coder;
@end
#endif