mirror of
https://github.com/vector-im/element-ios.git
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100 lines
3.6 KiB
Swift
100 lines
3.6 KiB
Swift
//
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// Copyright 2021 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import SwiftUI
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import DesignKit
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@available(iOS 14.0, *)
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struct AvatarImage: View {
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@Environment(\.theme) var theme: ThemeSwiftUI
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@Environment(\.dependencies) var dependencies: DependencyContainer
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@StateObject var viewModel = AvatarViewModel()
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var mxContentUri: String?
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var matrixItemId: String
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var displayName: String?
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var size: AvatarSize
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var body: some View {
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Group {
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switch viewModel.viewState {
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case .empty:
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ProgressView()
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case .placeholder(let firstCharacter, let colorIndex):
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Text(firstCharacter)
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.padding(4)
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.frame(width: CGFloat(size.rawValue), height: CGFloat(size.rawValue))
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.foregroundColor(.white)
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.background(theme.colors.namesAndAvatars[colorIndex])
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.clipShape(Circle())
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// Make the text resizable (i.e. Make it large and then allow it to scale down)
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.font(.system(size: 200))
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.minimumScaleFactor(0.001)
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case .avatar(let image):
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Image(uiImage: image)
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.resizable()
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.frame(width: CGFloat(size.rawValue), height: CGFloat(size.rawValue))
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.clipShape(Circle())
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}
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}
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.onAppear {
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viewModel.inject(dependencies: dependencies)
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viewModel.loadAvatar(
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mxContentUri: mxContentUri,
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matrixItemId: matrixItemId,
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displayName: displayName,
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colorCount: theme.colors.namesAndAvatars.count,
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avatarSize: size
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)
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}
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}
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}
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@available(iOS 14.0, *)
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extension AvatarImage {
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init(avatarData: AvatarInputProtocol, size: AvatarSize) {
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self.init(
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mxContentUri: avatarData.mxContentUri,
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matrixItemId: avatarData.matrixItemId,
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displayName: avatarData.displayName,
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size: size
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)
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}
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}
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@available(iOS 14.0, *)
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struct AvatarImage_Previews: PreviewProvider {
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static let mxContentUri = "fakeUri"
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static let name = "Alice"
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static var previews: some View {
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Group {
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HStack {
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VStack(alignment: .center, spacing: 20) {
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AvatarImage(avatarData: MockAvatarInput.example, size: .xSmall)
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AvatarImage(avatarData: MockAvatarInput.example, size: .medium)
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AvatarImage(avatarData: MockAvatarInput.example, size: .xLarge)
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}
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VStack(alignment: .center, spacing: 20) {
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AvatarImage(mxContentUri: nil, matrixItemId: name, displayName: name, size: .xSmall)
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AvatarImage(mxContentUri: nil, matrixItemId: name, displayName: name, size: .medium)
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AvatarImage(mxContentUri: nil, matrixItemId: name, displayName: name, size: .xLarge)
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}
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}
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.addDependency(MockAvatarService.example)
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}
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}
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}
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