57 lines
1.9 KiB
Swift
57 lines
1.9 KiB
Swift
//
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// Copyright 2023 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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extension View {
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func progressMask(progress: CGFloat,
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trackColor: Color = .compound.iconSecondary,
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backgroundTrackColor: Color = .compound.iconQuaternary) -> some View {
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modifier(ProgressMaskModifier(progress: progress,
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trackColor: trackColor,
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backgroundTrackColor: backgroundTrackColor))
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}
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}
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private struct ProgressMaskModifier: ViewModifier {
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private let progress: CGFloat
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private let trackColor: Color
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private let backgroundTrackColor: Color
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init(progress: CGFloat, trackColor: Color, backgroundTrackColor: Color) {
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self.progress = progress
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self.trackColor = trackColor
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self.backgroundTrackColor = backgroundTrackColor
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}
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func body(content: Content) -> some View {
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GeometryReader { geometry in
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ZStack(alignment: .leading) {
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Rectangle()
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.fill(backgroundTrackColor)
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.frame(width: geometry.size.width, height: geometry.size.height)
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Rectangle()
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.fill(trackColor)
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.frame(width: max(0.0, geometry.size.width * progress), height: geometry.size.height)
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}
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.mask {
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content
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}
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}
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}
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}
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