ios-day04-01(猜图游戏)

源码下载地址：http://download.youkuaiyun.com/detail/liu537192/8438463

效果图：

核心代码：

//
//  MJQuestion.h
//  01-传智猜图
//
//  Created by apple on 14-3-27.
//  Copyright (c) 2014年 itcast. All rights reserved.
//  题目模型(一个MJQuestion对象对应一道题目)

#import 
   
    

@interface MJQuestion : NSObject
/**
 *  答案
 */
@property (nonatomic, copy) NSString *answer;
/**
 *  标题
 */
@property (nonatomic, copy) NSString *title;
/**
 *  图标
 */
@property (nonatomic, copy) NSString *icon;
/**
 *  待选项
 */
@property (nonatomic, strong) NSArray *options;

- (instancetype)initWithDict:(NSDictionary *)dict;
+ (instancetype)questionWithDict:(NSDictionary *)dict;
@end
//
//  MJQuestion.m
//  01-传智猜图
//
//  Created by apple on 14-3-27.
//  Copyright (c) 2014年 itcast. All rights reserved.
//

#import "MJQuestion.h"

@implementation MJQuestion
- (instancetype)initWithDict:(NSDictionary *)dict
{
    if (self = [super init]) {
        self.icon = dict[@"icon"];
        self.title = dict[@"title"];
        self.answer = dict[@"answer"];
        self.options = dict[@"options"];
    }
    return self;
}

+ (instancetype)questionWithDict:(NSDictionary *)dict
{
    return [[self alloc] initWithDict:dict];
}
@end
//
//  MJViewController.m
//  01-传智猜图
//
//  Created by apple on 14-3-27.
//  Copyright (c) 2014年 itcast. All rights reserved.
//

#import "MJViewController.h"
#import "MJQuestion.h"

@interface MJViewController ()
//“提示”按钮
- (IBAction)tip;
//“大图”按钮
- (IBAction)bigImg;
//“帮助”按钮
- (IBAction)help;
//“下一题”按钮
- (IBAction)nextQuestion;
//“头像”按钮
- (IBAction)iconClick;
@property (weak, nonatomic) IBOutlet UIButton *scoreBtn;

/** 存放显示答案按钮的view */
@property (weak, nonatomic) IBOutlet UIView *answerView;
@property (weak, nonatomic) IBOutlet UIView *optionView;


/** 图片(头像)序号 */
@property (weak, nonatomic) IBOutlet UILabel *noLabel;
/** 图片(头像)标题 */
@property (weak, nonatomic) IBOutlet UILabel *titleLabel;
/** 图片(头像) */
@property (weak, nonatomic) IBOutlet UIButton *iconBtn;
/** “下一题”按钮 */
@property (weak, nonatomic) IBOutlet UIButton *nextQuestionBtn;

/** 遮盖(阴影) */
@property (nonatomic, weak) UIButton *cover;

/** 所有的题目 */
@property (nonatomic, strong) NSArray *questions;

/** 当前是第几题(当前题目的序号) */
@property (nonatomic, assign) int index;
@end

@implementation MJViewController

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    // 默认显示index=0对应的题目
    self.index = -1;
    [self nextQuestion];
}

- (NSArray *)questions
{
    if (_questions == nil) {
        // 1.加载plist
        NSArray *dictArray = [NSArray arrayWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"questions" ofType:@"plist"]];
        
        // 2.字典转模型
        NSMutableArray *questionArray = [NSMutableArray array];
        for (NSDictionary *dict in dictArray) {
            MJQuestion *question = [MJQuestion questionWithDict:dict];
            [questionArray addObject:question];
        }
        
        // 3.赋值
        _questions = questionArray;
    }
    return _questions;
}

/**
 *  添加分数
 *
 *  @param deltaScore 需要添加多少分
 */
- (void)addScore:(int)deltaScore
{
    int score = [self.scoreBtn titleForState:UIControlStateNormal].intValue;
    score += deltaScore;
    [self.scoreBtn setTitle:[NSString stringWithFormat:@"%d", score] forState:UIControlStateNormal];
}

/**
 *  提示
 */
- (IBAction)tip {
    // 1.点击答案区域所有的按钮
    for (UIButton *answerBtn in self.answerView.subviews) {
        [self answerClick:answerBtn];
    }
    
    // 2.取出答案
    MJQuestion *question = self.questions[self.index];
    // 3.截取答案的第一个字
    NSString *firstAnswer = [question.answer substringToIndex:1];
    for (UIButton *optionBtn in self.optionView.subviews) {
        if ([optionBtn.currentTitle isEqualToString:firstAnswer]) {
            [self optionClick:optionBtn];
            break;
        }
    }
    
    // 3.扣分
    [self addScore:-1000];
}

/**
 *  控制状态栏的样式
 */
- (UIStatusBarStyle)preferredStatusBarStyle
{
    // 白色
    return UIStatusBarStyleLightContent;
}

/**
 *  下一题
 */
- (IBAction)nextQuestion {
    // 1.增加索引
    self.index++;
    
    // 2.取出模型
    MJQuestion *question = self.questions[self.index];
    
    // 3.设置控件的数据
    [self settingData:question];
    
    // 4.添加显示答案的按钮
    [self addAnswerBtn:question];
    
    // 5.添加待选项按钮
    [self addOptionBtn:question];
}

/**
 *  设置控件的数据
 */
- (void)settingData:(MJQuestion *)question
{
    // 3.1.设置序号
    self.noLabel.text = [NSString stringWithFormat:@"%d/%d", self.index + 1, self.questions.count];
    
    // 3.2.设置标题
    self.titleLabel.text = question.title;
    
    // 3.3.设置图片
    [self.iconBtn setImage:[UIImage imageNamed:question.icon] forState:UIControlStateNormal];
    
    // 3.4.设置下一题按钮的状态
    self.nextQuestionBtn.enabled = self.index != (self.questions.count - 1);
}

/**
 *  添加待选项按钮
 */
- (void)addOptionBtn:(MJQuestion *)question
{
    // 6.1.删掉之前的所有按钮(让数组中的每个对象都执行removeFromSuperview方法)
    [self.optionView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
//    for (UIView *subview in self.optionView.subviews) {
//        [subview removeFromSuperview];
//    }
    
    // 6.2.添加新的待选按钮
    int count = question.options.count;
    for (int i = 0; i