git.r.bdr.sh - rbdr/map/blob - Map/Presentation/Base Components/MapRender/MapStages.swift

   1 import SwiftUI
   2 import Patterns
   3
   4 struct MapStages: View {
   5
   6   let mapSize: CGSize
   7   let lineWidth: CGFloat
   8   let stages: [CGFloat]
   9   let opacity = 0.1
  10
  11   var body: some View {
  12     ZStack(alignment: .topLeading) {
  13       PatternView(design: .constant(.stitch), pixelSize: 1.0, foregroundColor: .map.stageForeground, backgroundColor: .map.stageBackground)
  14         .frame(width: w(stages[0]), height: mapSize.height)
  15       PatternView(design: .constant(.shingles), pixelSize: 1.0, foregroundColor: .map.stageForeground, backgroundColor: .map.stageBackground)
  16         .offset(CGSize(width: w(stages[0]), height: 0))
  17         .frame(width: w(stages[1]) - w(stages[0]), height: mapSize.height)
  18       PatternView(design: .constant(.shadowGrid), pixelSize: 1.0, foregroundColor: .map.stageForeground, backgroundColor: .map.stageBackground)
  19         .offset(CGSize(width: w(stages[1]), height: 0))
  20         .frame(width: w(stages[2]) - w(stages[1]), height: mapSize.height)
  21       PatternView(design: .constant(.wicker), pixelSize: 1.0, foregroundColor: .map.stageForeground, backgroundColor: .map.stageBackground)
  22         .offset(CGSize(width: w(stages[2]), height: 0))
  23         .frame(width: mapSize.width - w(stages[2]), height: mapSize.height)
  24
  25       Path { path in
  26         path.move(to: CGPoint(x: w(stages[0]), y: 0))
  27         path.addLine(to: CGPoint(x: w(stages[0]), y: mapSize.height))
  28         path.closeSubpath()
  29         path.move(to: CGPoint(x: w(stages[1]), y: 0))
  30         path.addLine(to: CGPoint(x: w(stages[1]), y: mapSize.height))
  31         path.closeSubpath()
  32         path.move(to: CGPoint(x: w(stages[2]), y: 0))
  33         path.addLine(to: CGPoint(x: w(stages[2]), y: mapSize.height))
  34         path.closeSubpath()
  35         path.move(to: CGPoint(x: w(stages[0]), y: 0))
  36         path.closeSubpath()
  37       }.strokedPath(StrokeStyle(lineWidth: lineWidth / 4, dash: [10.0, 18.0])).stroke(Color.map.axisColor)
  38     }
  39   }
  40
  41   func w(_ dimension: CGFloat) -> CGFloat {
  42     max(0.0, min(mapSize.width, dimension * mapSize.width / 100.0))
  43   }
  44 }
  45
  46 struct MapStages_Previews: PreviewProvider {
  47   static var previews: some View {
  48     MapStages(
  49       mapSize: CGSize(width: 200.0, height: 200.0), lineWidth: CGFloat(0.5),
  50       stages: [25.0, 50.0, 75.0])
  51   }
  52 }