超级猜图,小case,运用知识点: storyboard block封装变化点 蒙板 模态model

  1 #import "JHViewController.h"
  2 #import "JHAppDate.h"
  3 
  4 @interface JHViewController ()
  5 {
  6     NSArray *_arrayImage; // 内容数组
  7     int _index; // 图片索引
  8     UIView *_push; // 遮盖;
  9 }
 10 /** 翻页 */
 11 @property (weak, nonatomic) IBOutlet UILabel *pageTitle;
 12 /** 钱数 */
 13 @property (weak, nonatomic) IBOutlet UILabel *coinTotal;
 14 /** 标题 */
 15 @property (weak, nonatomic) IBOutlet UILabel *titleImage;
 16 /** 图片 */
 17 @property (weak, nonatomic) IBOutlet UIButton *image;
 18 /** 下一题按钮 */
 19 @property (weak, nonatomic) IBOutlet UIButton *nextImages;
 20 /** 文字库 */
 21 @property (weak, nonatomic) IBOutlet UIView *wordView;
 22 /** 选中文字 */
 23 @property (weak, nonatomic) IBOutlet UIView *selectWord;
 24 
 25 /** 图片提示 */
 26 - (IBAction)tipImage;
 27 /** 图片帮助 */
 28 - (IBAction)helpImage;
 29 /** 大图显示 */
 30 - (IBAction)bigImage;
 31 /** 下一题 */
 32 - (IBAction)nextImage;
 33 /** 点击图片放大 */
 34 - (IBAction)clickImage;
 35 
 36 @end
 37 
 38 @implementation JHViewController
 39 
 40 - (void)viewDidLoad
 41 {
 42     /** 加载数据 */
 43     _arrayImage = [JHAppDate appQuestions];
 44     
 45     _index = -1;
 46     [self nextImage];
 47     [super viewDidLoad];
 48     
 49 }
 50 
 52 /** 帮助 */
 53 - (IBAction)helpImage {
 54     XHLog(@"功能实现中");
 55 }
 56 
 57 /** 大图显示 */
 58 - (IBAction)bigImage {
 59     [self changeImage];
 60 }
 61 /** 点击图片放大 */
 62 - (IBAction)clickImage {
 63     [self changeImage];
 64 }
 65 
 66 /** 下一题 */
 67 - (IBAction)nextImage {
 68     
 69     _index++;
 70     _nextImages.enabled = _index != _arrayImage.count -1;
 71     JHAppDate *appDate = _arrayImage[_index];
 72     // 基本数据设置
 73     [self setBaseMassage:appDate];
 74     // 设置正确答案
 75     [self setCorrectAnswer:appDate];
 76     // 设置备选答案
 77     [self setCompareAnswer:appDate];
 78    
 79 }
 80 
 81 /** 基本数据设置 */
 82 - (void) setBaseMassage: (JHAppDate *)appDate{
 83     NSString *str = [NSString stringWithFormat:@"%d / %d", _index+1, _arrayImage.count];
 84     _pageTitle.text = str;
 85     _titleImage.text = appDate.title;
 86     [_image setImage:[UIImage imageNamed:appDate.icon] forState:UIControlStateNormal];
 87 }
 88 
 89 /**
 90  *  设置正确答案
 91  */
 92 -(void) setCorrectAnswer: (JHAppDate *)appDate{
 93     /** 清空_selectWord中按钮 */
 94     [_selectWord.subviews  makeObjectsPerformSelector:@selector(removeFromSuperview)];
 95     CGFloat selfW = self.view.frame.size.width;
 96     CGFloat marginX =10;
 97     CGFloat wordBtnW = 35;
 98     CGFloat wordBtnH = 35;
 99     int count = appDate.answer.length;
100     CGFloat wordBtnMargin = (selfW - count *(wordBtnW + marginX)) * 0.5;
101     for (int i = 0; i< count; i++) {
102         UIButton *wordBtn = [[UIButton alloc] init];
103         wordBtn.frame = CGRectMake(wordBtnMargin + (i *(wordBtnW + marginX)), 0, wordBtnW, wordBtnH);
104         [wordBtn setBackgroundImage:[UIImage imageNamed:@"btn_answer"] forState:UIControlStateNormal];
105         [wordBtn setBackgroundImage:[UIImage imageNamed:@"btn_answer_highlighted"] forState:UIControlStateHighlighted];
106         [wordBtn setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
107         [wordBtn addTarget:self action:@selector(answerBtn:) forControlEvents:UIControlEventTouchUpInside];
108         [_selectWord addSubview:wordBtn];
109     }
110 
111 }
112 /**
113  *  设置正确答案点击
114  *
115  *  @param wordBtn 被点击按钮
116  */
117 - (void) answerBtn: (UIButton *)wordBtn{
118     NSString *str = [wordBtn titleForState:UIControlStateNormal];
119     
120     for (UIButton *selectBtn in _wordView.subviews) {
121         NSString *str1 = [selectBtn titleForState:UIControlStateNormal];
122         if ([str isEqualToString:str1]) {
123             selectBtn.hidden = NO;
124             break;
125         }
126     }
127     [wordBtn setTitle:nil forState:UIControlStateNormal];
128 }
129 
130 
131 
132 /**
133  *  设置备选答案
134  */
135 - (void) setCompareAnswer:(JHAppDate *)appDate{
136     
137      /** 清空_wordView中按钮 */
138     [_wordView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
139     _wordView.userInteractionEnabled = YES;
140     int coclumn = 7; // 设置列数
141     CGFloat selfW = self.view.frame.size.width; // 屏幕的宽度
142     CGFloat marginY =10;
143     CGFloat marginX =7;
144     CGFloat wordBtnW = 35;
145     CGFloat wordBtnH = 35;
146     CGFloat compareBtnMargin =(selfW - coclumn * wordBtnW) / (coclumn +1);
147     for (int i = 0; i < appDate.options.count; i++) {
148      // 求出margin
149         UIButton *compareBtn = [[UIButton alloc] init];
150         [compareBtn setTag:i];  // 设置按钮的tag
151         CGFloat row = i / coclumn;
152         CGFloat col = i % coclumn;
153         CGFloat oneX = compareBtnMargin + col * (wordBtnW + marginX);
154         CGFloat oneY = compareBtnMargin + row * (wordBtnH + marginY);
155         compareBtn.frame = CGRectMake(oneX, oneY, wordBtnW, wordBtnH);
156         [compareBtn setBackgroundImage:[UIImage imageNamed:@"btn_option"] forState:UIControlStateNormal];
157         [compareBtn setBackgroundImage:[UIImage imageNamed:@"btn_option_highlighted"] forState:UIControlStateHighlighted];
158         [compareBtn setTitle:appDate.options[i] forState:UIControlStateNormal];
159         [compareBtn setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
160         [compareBtn addTarget:self action:@selector(clickBtn:) forControlEvents: UIControlEventTouchUpInside];
161         [_wordView addSubview:compareBtn];
162     }
163 }
164 
165 /**
166  *  选择答案
167  */
168 - (void) clickBtn:(UIButton *)compareBtn{
169        compareBtn.hidden = YES;
170     for (UIButton *clickBtn in _selectWord.subviews) {
171         NSString *str = [clickBtn titleForState:UIControlStateNormal];
172         if (str.length == 0) {
173             NSString *getStr = [compareBtn titleForState:UIControlStateNormal];
174             [clickBtn setTitle:getStr forState:UIControlStateNormal];
175             clickBtn.userInteractionEnabled = YES;
176             break;
177         }
178     }
179     
180     // 检查是否填充完毕
181     int count = 0;
182     for (UIButton *answerBtn in _selectWord.subviews) {
183         NSString *answers = [answerBtn titleForState:UIControlStateNormal];
184         if (answers.length ) {
185             count++;
186         }
187     }
188     if (_selectWord.subviews.count != count) return;
189     _wordView.userInteractionEnabled = NO;
190         
191 }
192 
193 /** 变化图片  也可以通过模态解决 */
194 - (void) changeImage{
195    if (_push == nil) {
196        // 增加蒙蔽
197         UIButton *push = [[UIButton alloc] init];
198         push.frame = self.view.bounds;
199         push.backgroundColor = [UIColor blackColor];
200         push.alpha = 0.0;
201         [push addTarget:self action:@selector(changeImage) forControlEvents:UIControlEventTouchUpInside];
202        
203        [self.view insertSubview:push belowSubview:_image]; // 在某层之后插入某层
204         _push = push;
205         // 放大图片
206         [UIView animateWithDuration:0.2 animations:^{
207             _push.alpha = 0.7;
208             CGFloat h = self.view.frame.size.height;
209             CGFloat w = self.view.frame.size.width;
210             CGRect tempImage = _image.frame;
211             tempImage.origin.x = 0;
212             tempImage.origin.y = (h - w) * 0.5;
213             tempImage.size = CGSizeMake(w, w);
214             _image.frame = tempImage;
215         }];
216        
217     }else{
218         [UIView animateWithDuration:0.2 animations:^{
219             // 还原图片
220             _push.alpha = 0.0;
221             _image.frame =CGRectMake(87, 91, 147, 144);
222         } completion:^(BOOL finished) {
223             [_push removeFromSuperview];
224             _push = nil;
225         }];
226         
227     }
228     
229 }
230 
231 
232 /** 金币总数 */
233 - (IBAction)tipImage {
234     int coin = [_coinTotal.text intValue];
235     coin -= 500;
236     NSString *str = [NSString stringWithFormat:@"%d",coin];
237     _coinTotal.text = str;
238 }
239 
240 
241 /**
242  *  设置状态栏
243  */
244 - (UIStatusBarStyle)preferredStatusBarStyle{
245     return UIStatusBarStyleLightContent;
246 }
247 
248 @end