美好的一天!我在标签栏中放了一张图片，但尺寸不对。帮我解决问题，我要填满整个Item。+(void)setupTabBarAppearance{[[UITabBarappearance]setBarTintColor:[UIColorcolorWithRed:30.0f/255.0fgreen:201.0f/255.0fblue:224.0f/255.0falpha:1]];UIImage*image=[[selfimageWithColor:[UIColorcolorWithRed:255.0f/255.0fgreen:198.0f/255.0fblue:25.0f/255.0fal