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消息列表按实际图片尺寸显示

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Fin 2025-05-22 18:03:37 +08:00
parent 8526bf39f7
commit d16b0c8b4f
1 changed files with 16 additions and 6 deletions
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22
View/MessageList/MessageItemView.swift
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@ -138,11 +138,6 @@ class MessageItemView: UIView {
make.left.equalTo(12) make.left.equalTo(12)
make.right.equalTo(-12) make.right.equalTo(-12)
} }
imageView.snp.makeConstraints { make in
make.width.equalTo(panel).inset(12).priority(.low)
make.width.lessThanOrEqualTo(500)
make.height.equalTo(imageView.snp.width).multipliedBy(0.55)
}
dateLabel.snp.makeConstraints { make in dateLabel.snp.makeConstraints { make in
make.left.equalTo(contentStackView) make.left.equalTo(contentStackView)
make.top.equalTo(contentStackView.snp.bottom).offset(12) make.top.equalTo(contentStackView.snp.bottom).offset(12)
@ -172,13 +167,28 @@ extension MessageItemView {
if let image = message.image { if let image = message.image {
imageView.isHidden = false imageView.isHidden = false
// loadDiskFileSynchronously // loadDiskFileSynchronously
imageView.kf.setImage(with: URL(string: image), options: [.targetCache(imageCache), .keepCurrentImageWhileLoading]) { [weak self] _ in imageView.kf.setImage(with: URL(string: image), options: [.targetCache(imageCache), .keepCurrentImageWhileLoading, .loadDiskFileSynchronously]) { [weak self] result in
// 获取系统是否是夜间模式 // 获取系统是否是夜间模式
let isDarkMode = UIScreen.main.traitCollection.userInterfaceStyle == .dark let isDarkMode = UIScreen.main.traitCollection.userInterfaceStyle == .dark
self?.imageView.setupImageViewer(options: [.closeIcon(UIImage(named: "back")!), .theme(isDarkMode ? .dark : .light)]) self?.imageView.setupImageViewer(options: [.closeIcon(UIImage(named: "back")!), .theme(isDarkMode ? .dark : .light)])
guard let self else { return }
guard let image = try? result.get().image else {
return
}
layoutImageView(image: image)
} }
} else { } else {
imageView.isHidden = true imageView.isHidden = true
} }
} }
func layoutImageView(image: UIImage) {
// iPad 下，图片宽度不超过 500。如果图片尺寸小于控件宽度，则以实际图片尺寸作为宽度
let panelWidth = min(min(500, UIScreen.main.bounds.width - 32 - 24), image.width)
imageView.snp.remakeConstraints { make in
make.width.equalTo(panelWidth)
make.height.equalTo(self.imageView.snp.width).multipliedBy(image.size.height / image.size.width)
}
}
} }