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iOS 使用Masonry创建九宫格
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| #import "ViewController.h" | |
| #import "Masonry.h" | |
| @interface ViewController (){ | |
| UIView *bView; | |
| } | |
| @end | |
| @implementation ViewController | |
| - (void)viewDidLoad { | |
| [super viewDidLoad]; | |
| // Do any additional setup after loading the view, typically from a nib. | |
| bView = [UIView new]; | |
| bView.backgroundColor = [UIColor lightGrayColor]; | |
| [self.view addSubview:bView]; | |
| CGFloat width = [UIScreen mainScreen].bounds.size.width - 30; | |
| [bView mas_makeConstraints:^(MASConstraintMaker *make) { | |
| make.left.mas_equalTo(15); | |
| make.right.mas_equalTo(-15); | |
| make.centerY.mas_equalTo(self.view); | |
| make.height.equalTo(@(width*0.618)); | |
| }]; | |
| NSArray *views = @[@[@1,@2,@3]]; | |
| [self setSubViewLayout:bView views:views count:2]; | |
| } | |
| -(void)setSubViewLayout:(UIView *)supView views:(NSArray *)views count:(NSInteger)count { | |
| if (views.count == 1) { | |
| UIView *singleSupView = [self singleLayout:supView tag:10000 class:@"UIView" info:nil]; | |
| NSArray *tmpArr = [views firstObject]; | |
| if (singleSupView && tmpArr.count == 1) { | |
| [self singleLayout:singleSupView tag:10000 class:@"UIImageView" info:nil]; | |
| } else if(singleSupView && tmpArr.count > 1){ | |
| [self multipleLayout:singleSupView supTag:10000 class:@"UIImageView" arr:tmpArr axisType:MASAxisTypeHorizontal]; | |
| CGFloat width = [UIScreen mainScreen].bounds.size.width - 60 - 5*(tmpArr.count -1); | |
| [bView mas_updateConstraints:^(MASConstraintMaker *make) { | |
| make.height.equalTo(@(width*1.0/tmpArr.count + 9)); | |
| }]; | |
| } | |
| }else if(views.count > 1){ | |
| CGFloat width = [UIScreen mainScreen].bounds.size.width - 60; | |
| if (count == 4) { | |
| [bView mas_updateConstraints:^(MASConstraintMaker *make) { | |
| make.height.equalTo(@(width*1.0 + 15)); | |
| }]; | |
| } else if(count == 6){ | |
| CGFloat width = [UIScreen mainScreen].bounds.size.width - 60 - 10; | |
| [bView mas_updateConstraints:^(MASConstraintMaker *make) { | |
| make.height.equalTo(@(width*1.0/3.0*2.0 + 17)); | |
| }]; | |
| }else if(count >= 7 && count <= 9){ | |
| CGFloat width = [UIScreen mainScreen].bounds.size.width - 60 - 10; | |
| [bView mas_updateConstraints:^(MASConstraintMaker *make) { | |
| make.height.equalTo(@(width*1.0+25)); | |
| }]; | |
| } | |
| NSArray * tmpViews = [self multipleLayout:supView supTag:10000 class:@"UIView" arr:views axisType:MASAxisTypeVertical]; | |
| for (int m = 0; m < tmpViews.count ; m++) { | |
| NSArray * tmpArr = views[m]; | |
| UIView *tmpView = tmpViews[m]; | |
| if (tmpView && tmpArr.count == 1) { | |
| [self singleLayout:tmpView tag:tmpView.tag class:@"UIImageView" info:@{@"url":@"url"}]; | |
| } else if(tmpView && tmpArr.count > 1){ | |
| [self multipleLayout:tmpView supTag:tmpView.tag class:@"UIImageView" arr:tmpArr axisType:MASAxisTypeHorizontal]; | |
| } | |
| } | |
| } | |
| } | |
| -(UIView *)singleLayout:(UIView *)supView tag:(NSInteger)tag class:(NSString *)class info:(NSDictionary *)info{ | |
| UIView *single = [NSClassFromString(class) new]; | |
| if ([class isEqual: @"UIView"]) { | |
| single.tag = tag + 100; | |
| }else if([class isEqual: @"UIImageView"]){ | |
| single.tag = tag + 1; | |
| } | |
| single.backgroundColor = supView.backgroundColor; | |
| [supView addSubview:single]; | |
| [single mas_makeConstraints:^(MASConstraintMaker *make) { | |
| make.edges.mas_equalTo(supView); | |
| }]; | |
| return single; | |
| } | |
| -(NSArray *)multipleLayout:(UIView *)supView supTag:(NSInteger)supTag class:(NSString *)class arr:(NSArray *)arr axisType:(MASAxisType)axisType { | |
| NSInteger spacing = 5; | |
| NSMutableArray *tmpViews = [@[] mutableCopy]; | |
| if ([class isEqual: @"UIView"]) { | |
| spacing = 0; | |
| } | |
| for (int m = 0; m< arr.count; m++) { | |
| UIView * bottomView = [NSClassFromString(class) new]; | |
| bottomView.backgroundColor = [UIColor whiteColor]; | |
| if ([class isEqual: @"UIView"]) { | |
| bottomView.tag = supTag + 100*m; | |
| }else if([class isEqual: @"UIImageView"]){ | |
| bottomView.tag = supTag + 1*m; | |
| } | |
| [supView addSubview:bottomView]; | |
| [tmpViews addObject:bottomView]; | |
| } | |
| [supView.subviews mas_distributeViewsAlongAxis:axisType withFixedSpacing:spacing leadSpacing:spacing*2 tailSpacing:spacing*2]; | |
| if (axisType == MASAxisTypeHorizontal) { | |
| [supView.subviews mas_makeConstraints:^(MASConstraintMaker *make) { | |
| make.top.equalTo(@(0)); | |
| make.height.mas_equalTo(supView).offset(-(spacing)); | |
| }]; | |
| }else if(axisType == MASAxisTypeVertical){ | |
| [supView.subviews mas_makeConstraints:^(MASConstraintMaker *make) { | |
| make.left.equalTo(@(spacing*0.5)); | |
| make.width.mas_equalTo(supView).offset(-(spacing*2)); | |
| }]; | |
| } | |
| return tmpViews; | |
| } | |
| - (void)didReceiveMemoryWarning { | |
| [super didReceiveMemoryWarning]; | |
| // Dispose of any resources that can be recreated. | |
| } | |
| @end |
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