所以我想要的:我想在一行上有一个标签。第一个单词的字体大小应为 100,另一个单词的字体大小应为 10。有人知道如何实现这一目标吗? 当我调用下面的方法时,我会得到一个由具有完全相同属性的两个标签组成的字符串。
public let speedLabel: UILabel = {
let label = UILabel()
label.translatesAutoresizingMaskIntoConstraints = false
label.sizeToFit()
label.font = UIFont(name: "Helvetica-Bold", size: 100)
label.text = "0.0"
label.textColor = UIColor.blue
label.textAlignment = .left
return label
}()
public let speedUnitLabel: UILabel = {
let label = UILabel()
label.translatesAutoresizingMaskIntoConstraints = false
label.sizeToFit()
label.font = UIFont(name: "Helvetica-Bold", size: 10)
label.text = "km/h"
label.textAlignment = .right
label.textColor = UIColor.blue
return label
}()
这就是我设置这些标签的方式:
func setupSpeedLabel() {
SpeedContainerView.addSubview(speedLabel)
speedLabel.centerXAnchor.constraint(equalTo: TopBackGroundView.centerXAnchor, constant: 0).isActive = true
speedLabel.centerYAnchor.constraint(equalTo: SpeedContainerView.centerYAnchor, constant: 0).isActive = true
speedLabel.isUserInteractionEnabled = false
view.bringSubviewToFront(speedLabel)
}
func setupSpeedUnitLabel() {
SpeedContainerView.addSubview(speedUnitLabel)
speedUnitLabel.centerXAnchor.constraint(equalTo: speedLabel.leftAnchor, constant: 0).isActive = true
speedUnitLabel.centerYAnchor.constraint(equalTo: SpeedContainerView.centerYAnchor, constant: 0).isActive = true
speedUnitLabel.isUserInteractionEnabled = false
view.bringSubviewToFront(speedUnitLabel)
}
已尝试代码和标签具有不同的属性,因此问题可能与标签的父视图有关。
我所做的是将speedUnitLabel.centerXAnchor.constraintonsetupSpeedUnitLabel((从 speedLabel.leftAnchor, constant:0 更改为 speedLabel.rightAnchor, constant:20(20常量只是为了在文本之间留出一点空间(。
最终以这个结束
func setupSpeedUnitLabel(( {
SpeedContainerView.addSubview(speedUnitLabel)
speedUnitLabel.centerXAnchor.constraint(equalTo: speedLabel.rightAnchor, constant: 20).isActive = true
speedUnitLabel.centerYAnchor.constraint(equalTo: SpeedContainerView.centerYAnchor, constant: 0).isActive = true
speedUnitLabel.isUserInteractionEnabled = false
view.bringSubviewToFront(speedUnitLabel)
}
这是输出:
在此处输入图像描述
我假设的是你想要实现的目标。
确保SpeedContainerView及其父视图足够大,可以支持 100 字体大小。
希望这有帮助。