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import SwiftUI
public struct PatternView: View {
@Binding public var design: TileDesign
public var pixelSize: CGFloat
public var foregroundColor: Color
public var backgroundColor: Color
private var patternSize: CGFloat {
pixelSize * 8.0;
}
public init(design: Binding<TileDesign>, pixelSize: CGFloat = 2.0, foregroundColor: Color = .black, backgroundColor: Color = .white) {
self._design = design
self.pixelSize = pixelSize
self.foregroundColor = foregroundColor
self.backgroundColor = backgroundColor
}
public var body: some View {
GeometryReader { gr in
VStack(spacing: 0) {
ForEach(0 ..< 1 + Int(ceil(gr.size.height / patternSize)), id: \.self) { i in
HStack(spacing: 0) {
ForEach(0 ..< Int(ceil(gr.size.width / patternSize)), id: \.self) { j in
Tile(design: design, pixelSize: pixelSize, foregroundColor: foregroundColor, backgroundColor: backgroundColor)
}
}
}
}
}.drawingGroup()
}
}
struct Pattern_Previews: PreviewProvider {
static var previews: some View {
VStack {
Text("Default")
PatternView(design: .constant(TileDesign.grid))
Text("Color override")
PatternView(design: .constant(TileDesign.balls), foregroundColor: .pink, backgroundColor: .cyan)
Text("Pixel size override")
PatternView(design: .constant(TileDesign.shingles), pixelSize: 8.0)
}
}
}
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