// 
//  main.m 
//  Bus-公交 
 
/* 
    公交一卡通充值系统,有两种功能选择,第一种投入硬币或者纸币 
    选择购票,第二种一卡通充值,充值面额是20,50,100 
 */ 
#import <Foundation/Foundation.h> 
#import "Card.h" 
#import "ChargeMachine.h" 
#import "Money.h" 
 
int main(int argc, const char * argv[]) 
{ 
 
    ChargeMachine * machine = [[ChargeMachine alloc]init]; 
     
    //[machine sellTicket]; 
 
    //[ChargeMachine recharge:KindOfMoney100];//这里赋值的时候赋值成为100,导致程序出错 
    //[ChargeMachine recharge:KindOfMoney20]; 
    [ChargeMachine recharge:KindOfMoney50]; 
    [ChargeMachine recharge:KindOfMoneyCoinMoney2]; 
    //[machine recharge:KindOfMoneyCoinMoney2]; 
    NSLog(@"%@",machine); 
     
     
    return 0; 
} 
#import <Foundation/Foundation.h> 
#import "Money.h" 
 
 
@interface Card : NSObject 
{ 
    /*公交卡卡编号*/ 
    NSString * _numberOfCard; 
     
    /**公交卡存放金额*/ 
    int MoneyOfCard; 
     
} 
 
@property NSString * numberOfCard; 
@property int MoneyOfCard; 
@end 

#import "Card.h" 
 
@implementation Card 
@synthesize numberOfCard = _numberOfCard ; 
@synthesize MoneyOfCard = _MoneyOfCard; 
 
 
 
 
@end 

#import <Foundation/Foundation.h> 
#import "Money.h" 
@interface ChargeMachine : NSObject 
{ 
    /**用来记录销售总量*/ 
    int countOfMoney; 
     
    KindOfMoney _money; 
     
     
} 
 
 
@property int countOfMoney; 
/**打印票据*/ 
-(void)sellTicket; 
 
/**充值*/ 
+(int)recharge:(KindOfMoney)kindOfMoney; 
 
-(int)recordcounOfMony; 
 
@end 

#import "ChargeMachine.h" 
 
@implementation ChargeMachine 
@synthesize countOfMoney = _countOfMoney; 
/**打印票据*/ 
 
-(void)sellTicket 
{ 
    NSLog(@"卖出一张车票"); 
} 
 
/**充值*/ 
-(void)recharge 
{ 
    NSLog(@"充值成功"); 
} 
 
-(int)recordcounOfMony 
{ 
    _countOfMoney += _money; 
    return _countOfMoney; 
} 
 
+(int)recharge:(KindOfMoney)kindOfMoney 
{ 
    ChargeMachine * machine = [[ChargeMachine alloc]init]; 
    int moneyKind = 0; 
    //int countOfMoney = 0; 
    switch (kindOfMoney) { 
        case KindOfMoney20: 
            moneyKind = 20; 
            //countOfMoney += money; 
            NSLog(@"您充值的金额是20元"); 
            break; 
        case KindOfMoney50: 
            moneyKind = 50; 
            NSLog(@"您充值的金额是50元"); 
            //countOfMoney += money; 
            break; 
        case KindOfMoney100: 
            moneyKind = 100; 
            NSLog(@"您充值的金额是100元"); 
            //countOfMoney += money; 
            break; 
        case KindOfMoneyCoinMoney2: 
            moneyKind = 2; 
            NSLog(@"您投的是硬币"); 
            [machine sellTicket]; 
            break; 
        case KindOfMoneyPaperMoney2: 
            moneyKind = 2; 
            NSLog(@"您投的是纸币"); 
            [machine sellTicket]; 
            break; 
        default: 
            break; 
    } 
    return moneyKind; 
} 
 
-(NSString *)description 
{ 
    //经过多次调用怎样保存一个变量的值? 
     
    //ChargeMachine * machine = [[ChargeMachine alloc]init]; 
    //int moneyKind = [ChargeMachine recharge:_money]; 
    //int countOf_Money = [ChargeMachine recharge:_money]; 
    return [NSString stringWithFormat:@"%d",_money]; 
} 
@end 

#import <Foundation/Foundation.h> 
enum KindOfMoney 
{ 
    /**用来存储充值面额为20的变量*/ 
    KindOfMoney20, 
     
    /**用来存储充值面额为50的变量*/ 
    KindOfMoney50, 
     
    /**用来存储充值面额为100的变量*/ 
    KindOfMoney100, 
     
    KindOfMoneyCoinMoney2, 
     
    KindOfMoneyPaperMoney2 
}; 
 
typedef enum KindOfMoney KindOfMoney; 
 
@interface Money : NSObject 
{ 
    KindOfMoney _kindOfMoney; 
} 
-(Money*)initWithKindOfMoney:(KindOfMoney)kindOfMoney; 
typedef enum KindOfMoney KindOfMoney; 
@end 

#import "Money.h" 
 
@implementation Money 
{ 
     
} 
-(Money*)initWithKindOfMoney:(KindOfMoney)kindOfMoney 
{ 
    self = [super init]; 
    if (self!=nil) { 
        _kindOfMoney = kindOfMoney; 
    } 
    return self; 
} 
@end 


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