FrameUtils.swift

public class FrameUtils: NSObject {
	
	// Resize to
	public static func resize(frame: CGRect, toSize size: CGSize) -> CGRect {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: size.width, height: size.height)
	}
	
	public static func resize(frame: CGRect, toWidth width: CGFloat, andHeight height: CGFloat) -> CGRect {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: width, height: height)
	}
	
	public static func resize(frame: CGRect, toWidth width: CGFloat) -> CGRect  {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: width, height: frame.size.height)
	}
	
	public static func resize(frame: CGRect, toHeight height: CGFloat) -> CGRect  {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: frame.size.width, height: height)
	}
	
	// Resize by delta
	public static func resize(frame: CGRect, resizeByDeltaSize size: CGSize) -> CGRect  {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: frame.size.width + size.width, height: frame.size.height + size.height)
	}
	
	public static func resize(frame: CGRect, resizeByWidthDelta width: CGFloat) -> CGRect  {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: frame.size.width + width, height: frame.size.height)
	}
	
	public static func resize(frame: CGRect, resizeByHeightDelta height: CGFloat) -> CGRect  {
		return CGRect(x: frame.origin.x, y: frame.origin.y, width: frame.size.width, height: frame.size.height + height)
	}
	
	// Move to
	public static func move(frame: CGRect, toPosition point: CGPoint) -> CGRect {
		return CGRect(x: point.x, y: point.y, width: frame.size.width, height: frame.size.height)
	}
	
	public static func move(frame: CGRect, toX x: CGFloat) -> CGRect {
		return CGRect(x: x, y: frame.origin.y, width: frame.size.width, height: frame.size.height)
	}
	
	public static func move(frame: CGRect, toY y: CGFloat) -> CGRect {
		return CGRect(x: frame.origin.x, y: y, width: frame.size.width, height: frame.size.height)
	}
	
	// Move by deltas
	public static func move(frame: CGRect, byDeltaX x: CGFloat) -> CGRect {
		return CGRect(x: frame.origin.x + x, y: frame.origin.y, width: frame.size.width, height: frame.size.height)
	}
	
	public static func move(frame: CGRect, byDeltaY y: CGFloat) -> CGRect {
		return CGRect(x: frame.origin.x, y: frame.origin.y + y, width: frame.size.width, height: frame.size.height)
	}
	
	
	// Center
	public static func center(frame: CGRect, inFrame parentFrame: CGRect) -> CGRect {
		let x = parentFrame.origin.x + ((parentFrame.size.width - frame.size.width) / 2);
		let y = parentFrame.origin.y + ((parentFrame.size.height - frame.size.height) / 2);
		return self.move(frame: frame, toPosition: CGPoint(x: x, y: y))
	}
	
	public static func center(frame: CGRect, horizontallyInFrame parentFrame: CGRect) -> CGRect {
		let x = parentFrame.origin.x + ((parentFrame.size.width - frame.size.width) / 2);
		return self.move(frame: frame, toX: x)
	}
	
	public static func center(frame: CGRect, verticallyInFrame parentFrame: CGRect) -> CGRect {
		let y = parentFrame.origin.y + ((parentFrame.size.height - frame.size.height) / 2);
		return self.move(frame: frame, toY: y)
	}
}