51 lines
1.5 KiB
Swift
51 lines
1.5 KiB
Swift
//
|
|
// Swiftfin is subject to the terms of the Mozilla Public
|
|
// License, v2.0. If a copy of the MPL was not distributed with this
|
|
// file, you can obtain one at https://mozilla.org/MPL/2.0/.
|
|
//
|
|
// Copyright (c) 2022 Jellyfin & Jellyfin Contributors
|
|
//
|
|
|
|
import Foundation
|
|
import SwiftUI
|
|
|
|
struct ParallaxHeaderScrollView<Header: View, StaticOverlayView: View, Content: View>: View {
|
|
var header: Header
|
|
var staticOverlayView: StaticOverlayView
|
|
var overlayAlignment: Alignment
|
|
var headerHeight: CGFloat
|
|
var content: () -> Content
|
|
|
|
init(
|
|
header: Header,
|
|
staticOverlayView: StaticOverlayView,
|
|
overlayAlignment: Alignment = .center,
|
|
headerHeight: CGFloat,
|
|
content: @escaping () -> Content
|
|
) {
|
|
self.header = header
|
|
self.staticOverlayView = staticOverlayView
|
|
self.overlayAlignment = overlayAlignment
|
|
self.headerHeight = headerHeight
|
|
self.content = content
|
|
}
|
|
|
|
var body: some View {
|
|
ScrollView(showsIndicators: false) {
|
|
GeometryReader { proxy in
|
|
let yOffset = proxy.frame(in: .global).minY > 0 ? -proxy.frame(in: .global).minY : 0
|
|
header
|
|
.frame(width: proxy.size.width, height: proxy.size.height - yOffset)
|
|
.overlay(staticOverlayView, alignment: overlayAlignment)
|
|
.offset(y: yOffset)
|
|
}
|
|
.frame(height: headerHeight)
|
|
|
|
HStack {
|
|
content()
|
|
Spacer(minLength: 0)
|
|
}
|
|
}
|
|
}
|
|
}
|