1 // [The "BSD licence"] 2 // Copyright (c) 2006-2007 Kay Roepke 3 // All rights reserved. 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions 7 // are met: 8 // 1. Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // 2. Redistributions in binary form must reproduce the above copyright 11 // notice, this list of conditions and the following disclaimer in the 12 // documentation and/or other materials provided with the distribution. 13 // 3. The name of the author may not be used to endorse or promote products 14 // derived from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 27 #import <Cocoa/Cocoa.h> 28 #import "ANTLRCharStream.h" 29 30 // encapsulates a stream's state, so we can put it into an NSArray. 31 // No magic is happening here. 32 33 @interface ANTLRCharStreamState : NSObject <ANTLRCharStream> 34 { 35 NSUInteger index; 36 NSUInteger line; 37 NSUInteger charPositionInLine; 38 } 39 40 + newANTLRCharStreamState; 41 42 - (id) init; 43 44 - (NSUInteger) getIndex; 45 - (void) setIndex: (NSUInteger) anIndex; 46 47 - (NSUInteger) getLine; 48 - (void) setLine: (NSUInteger) aLine; 49 50 - (NSUInteger) getCharPositionInLine; 51 - (void) setCharPositionInLine: (NSUInteger) aCharPositionInLine; 52 53 54 @property (assign) NSUInteger index; 55 @property (assign) NSUInteger line; 56 @property (assign) NSUInteger charPositionInLine; 57 58 @end 59
