46 lines
917 B
Objective-C
46 lines
917 B
Objective-C
//
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// MPSumFunction.m
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// MathPad
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//
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// Created by Kim Wittenburg on 22.04.14.
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// Copyright (c) 2014 Kim Wittenburg. All rights reserved.
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//
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#import "MPSumFunction.h"
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#import "MPSumFunctionTerm.h"
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#import "MPExpression.h"
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@implementation MPSumFunction
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MPFunctionAccessorImplementation(StartExpression, _startExpression)
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MPFunctionAccessorImplementation(TargetExpression, _targetExpression)
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MPFunctionAccessorImplementation(SumExpression, _sumExpression)
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- (NSArray *)childrenAccessors
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{
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return @[@"startExpression", @"targetExpression", @"sumExpression"];
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}
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- (BOOL)expectsVariableDefinitionInChildAtIndex:(NSUInteger)index
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{
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return index == 0;
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}
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- (Class)functionTermClass
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{
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return [MPSumFunctionTerm class];
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}
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- (NSString *)description
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{
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return [NSString stringWithFormat:@"Sum(From: %@; To: %@; Using: %@)", self.startExpression, self.targetExpression, self.sumExpression];
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}
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@end
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