29 lines
1.2 KiB
Swift

import Foundation
import UIKit
public extension CGSize {
func centered(in rect: CGRect) -> CGRect {
return CGRect(origin: CGPoint(x: rect.minX + floor((rect.width - self.width) / 2.0), y: rect.minY + floor((rect.height - self.height) / 2.0)), size: self)
}
func centered(around position: CGPoint) -> CGRect {
return CGRect(origin: CGPoint(x: position.x - self.width / 2.0, y: position.y - self.height / 2.0), size: self)
}
func leftCentered(in rect: CGRect) -> CGRect {
return CGRect(origin: CGPoint(x: rect.minX, y: rect.minY + floor((rect.height - self.height) / 2.0)), size: self)
}
func rightCentered(in rect: CGRect) -> CGRect {
return CGRect(origin: CGPoint(x: rect.maxX - self.width, y: rect.minY + floor((rect.height - self.height) / 2.0)), size: self)
}
func topCentered(in rect: CGRect) -> CGRect {
return CGRect(origin: CGPoint(x: rect.minX + floor((rect.width - self.width) / 2.0), y: 0.0), size: self)
}
func bottomCentered(in rect: CGRect) -> CGRect {
return CGRect(origin: CGPoint(x: rect.minX + floor((rect.width - self.width) / 2.0), y: rect.maxY - self.height), size: self)
}
}