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//
// UIImage+Helpers.swift
// MullvadVPN
//
// Created by Mojgan on 2024-10-10.
// Copyright © 2024 Mullvad VPN AB. All rights reserved.
//
import UIKit
extension UIImage {
// Function to resize image while keeping aspect ratio
func resizeImage(targetSize: CGSize) -> UIImage {
let widthRatio = targetSize.width / size.width
let heightRatio = targetSize.height / size.height
let scaleFactor = min(widthRatio, heightRatio)
// Calculate new size based on the scale factor
let newSize = CGSize(width: size.width * scaleFactor, height: size.height * scaleFactor)
let renderer = UIGraphicsImageRenderer(size: newSize)
// Render the new image
let resizedImage = renderer.image { _ in
draw(in: CGRect(origin: .zero, size: newSize))
}
return resizedImage.withRenderingMode(renderingMode)
}
func withAlpha(_ alpha: CGFloat) -> UIImage? {
return UIGraphicsImageRenderer(size: size, format: imageRendererFormat).image { _ in
draw(in: CGRect(origin: .zero, size: size), blendMode: .normal, alpha: alpha)
}
}
}
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