標籤:style blog http io ar color os sp on
#import "ViewController.h"
@interface ViewController ()
{
UIView *_gee; //定義的執行個體變數
UIView *_red;
}
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
CGRect ret = CGRectMake(100, 100, 150, 150);//一個矩形的座標 和長寬
_gee = [self creatView:ret color:[UIColor greenColor]]; //調用下面函數 讓這個矩形的顏色為綠色
CGRect ret1 = CGRectMake(200, 200, 150, 150);//另一個矩形的座標 長寬
_red = [self creatView:ret1 color:[UIColor redColor]];//矩形顏色為紅色
}
-(UIView *)creatView:(CGRect)ret color:(UIColor *)colol{//設定矩形的名字還有顏色的結構
UIView *v = [[UIView alloc] initWithFrame:ret];//將這個矩陣用v的指標來初始化,
v.backgroundColor = colol;//這個矩陣的背景顏色用color方法來表示
[self.view addSubview:v];讓設定的顏色在顯示器上顯示出來
return v;
}
- (IBAction)biand:(id)sender {//這是一個按鍵的方法
[self.view exchangeSubviewAtIndex:3 withSubviewAtIndex:4];//用到數組的方法交換兩個矩陣先後
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end
ios做的兩個矩形相交叉