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305bcd56a3
* Implement GSCSTableau, GSCSEditInfo, GSCSEditVariableManager * Update GSTableau based on feedback * Remove adding expression term variable to external parameteric variables
80 lines
1.9 KiB
Objective-C
80 lines
1.9 KiB
Objective-C
/* Copyright (C) 2023 Free Software Foundation, Inc.
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By: Benjamin Johnson
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Date: 19-3-2023
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This file is part of the GNUstep Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110 USA.
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*/
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#import <Foundation/Foundation.h>
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#ifndef _GS_CS_VARIABLE_H
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#define _GS_CS_VARIABLE_H
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enum GSCSVariableType
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{
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GSCSVariableTypeDummy,
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GSCSVariableTypeSlack,
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GSCSVaraibleTypeVariable,
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GSCSVariableTypeObjective,
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GSCSVariableTypeExternal
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};
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typedef enum GSCSVariableType GSCSVariableType;
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@interface GSCSVariable : NSObject
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{
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GSCSVariableType _type;
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NSUInteger _id;
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CGFloat _value;
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NSString *_name;
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}
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- (GSCSVariableType) type;
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- (NSUInteger) id;
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- (CGFloat) value;
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- (void) setValue: (CGFloat)value;
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- (NSString *) name;
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- (BOOL) isExternal;
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- (BOOL) isDummy;
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- (BOOL) isPivotable;
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- (BOOL) isRestricted;
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- (instancetype) initWithName: (NSString *)name;
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+ (instancetype) variable;
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+ (instancetype) variableWithValue: (CGFloat)value;
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+ (instancetype) variableWithValue: (CGFloat)value name: (NSString *)name;
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+ (instancetype) dummyVariableWithName: (NSString*)name;
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+ (instancetype) slackVariableWithName: (NSString*)name;
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+ (instancetype) objectiveVariableWithName: (NSString*)name;
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@end
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#endif
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