简单粗暴方法：
未命名.gif
#define k_FontSize (arc4random() % 15) + 12
NSArray *colorArray = @[[UIColor greenColor],[UIColor blueColor],[UIColor purpleColor],[UIColor redColor],[UIColor grayColor],[UIColor magentaColor],[UIColor brownColor]];
NSMutableArray *titlesArray = [[NSMutableArray alloc] initWithObjects:@"灯具",@"地面",@"管材",@"石料",@"阀门",@"金属材料",@"家具",@"油漆",@"涂料", nil];
NSMutableArray *frameArray = [[NSMutableArray alloc] initWithObjects:@"{{54, 92}, {120, 30}}",@"{{26, 228}, {120, 30}}",@"{{132, 124}, {120, 30}}",@"{{64, 146}, {120, 30}}",@"{{180, 175}, {120, 30}}",@"{{54, 190}, {120, 30}}",@"{{132, 238}, {120, 30}}",@"{{170, 269}, {120, 30}}",@"{{47, 290}, {120, 30}}", nil];
for (UILabel *label in [self.view subviews]) {
label.text = [titlesArray objectAtIndex:0];
[titlesArray removeObjectAtIndex:0];
label.textColor = colorArray[arc4random()%[colorArray count]];
label.font = [UIFont systemFontOfSize:k_FontSize];
label.frame = CGRectZero;
label.center = self.view.center;
}
for (UILabel *label in [self.view subviews]) {
[UIView animateWithDuration:2 animations:^{
label.frame = CGRectFromString(frameArray[0]);
[frameArray removeObjectAtIndex:0];
} completion:nil];
}
