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import SwiftUI
public struct PatternPicker: View {
@Binding public var selectedDesign: TileDesign;
public var selectedColor: Color
public var pixelSize: CGFloat
public var foregroundColor: Color
public var backgroundColor: Color
public init(selectedDesign: Binding<TileDesign>, selectedColor: Color = .accentColor, pixelSize: CGFloat = 2.0, foregroundColor: Color = .black, backgroundColor: Color = .white) {
self._selectedDesign = selectedDesign
self.selectedColor = selectedColor
self.pixelSize = pixelSize
self.foregroundColor = foregroundColor
self.backgroundColor = backgroundColor
}
private let patterns = TileDesign.allCases
private let verticalTileCount = Int(ceil(Double(TileDesign.allCases.count) / 5.0))
public var body: some View {
VStack(alignment: .leading, spacing: 0) {
ForEach(0 ..< verticalTileCount, id: \.self) { i in
HStack(alignment: .top, spacing: 0) {
ForEach(0 ..< 5) { j in
if i * 5 + j < patterns.count {
PatternView(design: .constant(patterns[i * 5 + j]), pixelSize: pixelSize, foregroundColor: foregroundColor, backgroundColor: backgroundColor)
.frame(width: pixelSize * 16, height: pixelSize * 12)
.border(selectedDesign == patterns[i * 5 + j] ? selectedColor : foregroundColor, width: pixelSize / 2.0)
.onTapGesture(perform: {
selectedDesign = patterns[i * 5 + j]
})
}
}
}
}
}.background(foregroundColor)
}
}
struct PatternPicker_Previews: PreviewProvider {
static var previews: some View {
VStack {
Text("Default")
PatternPicker(selectedDesign: .constant(TileDesign.shadowGrid))
Text("Selected color override")
PatternPicker(selectedDesign: .constant(TileDesign.shadowGrid),
selectedColor: .red)
Text("Color override")
PatternPicker(selectedDesign: .constant(TileDesign.shadowGrid),
foregroundColor: .pink, backgroundColor: .cyan)
Text("Pixel size override")
PatternPicker(selectedDesign: .constant(TileDesign.shadowGrid), pixelSize: 8.0)
}
}
}
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