- (void)centerImageAndTitle:(float)spacing
{
// get the size of the elements here for readability
CGSize imageSize = self.imageBtn.imageView.frame.size;
CGSize titleSize = self.imageBtn.titleLabel.frame.size;
// get the height they will take up as a unit
CGFloat totalHeight = (imageSize.height + titleSize.height + spacing);
// raise the image and push it right to center it
self.imageBtn.imageEdgeInsets = UIEdgeInsetsMake(
- (totalHeight - imageSize.height), 0.0, 0.0, - titleSize.width);
// lower the text and push it left to center it
self.imageBtn.titleEdgeInsets = UIEdgeInsetsMake(
0.0, - imageSize.width, - (totalHeight - titleSize.height), 0.0);
}
- (void)centerImageAndTitle
{
const int DEFAULT_SPACING = 6.0f;
[self centerImageAndTitle:DEFAULT_SPACING];
}
时间: 2024-10-04 17:54:51