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61 lines
1.8 KiB
Swift
61 lines
1.8 KiB
Swift
//
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// IconImageView.swift
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// NetNewsWire
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//
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// Created by Maurice Parker on 6/29/20.
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// Copyright © 2020 Ranchero Software. All rights reserved.
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//
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import SwiftUI
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struct IconImageView: View {
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@Environment(\.colorScheme) var colorScheme
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var iconImage: IconImage
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@ViewBuilder var body: some View {
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GeometryReader { proxy in
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let newSize = newImageSize(viewSize: proxy.size)
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let tooShort = newSize.height < proxy.size.height
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let indistinguishable = colorScheme == .dark ? iconImage.isDark : iconImage.isBright
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let showBackground = (tooShort && !iconImage.isSymbol) || indistinguishable
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Group {
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Image(rsImage: iconImage.image)
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.resizable()
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.scaledToFit()
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.frame(width: newSize.width, height: newSize.height, alignment: /*@START_MENU_TOKEN@*/.center/*@END_MENU_TOKEN@*/)
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}
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.frame(width: proxy.size.width, height: proxy.size.height, alignment: /*@START_MENU_TOKEN@*/.center/*@END_MENU_TOKEN@*/)
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.background(showBackground ? AppAssets.iconBackgroundColor : nil)
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.cornerRadius(4)
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}
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}
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func newImageSize(viewSize: CGSize) -> CGSize {
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let imageSize = iconImage.image.size
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let newSize: CGSize
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if imageSize.height == imageSize.width {
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if imageSize.height >= viewSize.height {
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newSize = CGSize(width: viewSize.width, height: viewSize.height)
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} else {
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newSize = CGSize(width: imageSize.width, height: imageSize.height)
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}
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} else if imageSize.height > imageSize.width {
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let factor = viewSize.height / imageSize.height
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let width = imageSize.width * factor
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newSize = CGSize(width: width, height: viewSize.height)
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} else {
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let factor = viewSize.width / imageSize.width
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let height = imageSize.height * factor
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newSize = CGSize(width: viewSize.width, height: height)
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}
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return newSize
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}
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}
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