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

   1 import SwiftUI
   2
   3 struct MapNotes: View {
   4
   5   let mapSize: CGSize
   6   let lineWidth: CGFloat
   7   let notes: [Note]
   8
   9   let maxWidth = 400.0
  10
  11
  12   var body: some View {
  13     ForEach(notes, id: \.id) { note in
  14       Text(note.text.replacingOccurrences(of: "\\n", with: "\n")).font(.theme.axisLabel)
  15         .padding(2.0)
  16         .background(.white)
  17         .foregroundColor(.map.labelColor)
  18         .border(Color.map.vertexColor, width: lineWidth)
  19         .frame(minWidth: 16.0, maxWidth: maxWidth, alignment: .topLeading)
  20         .offset(
  21           CGSize(
  22             width: w(note.position.x),
  23             height: h(note.position.y)
  24           )
  25         )
  26     }
  27   }
  28
  29   func h(_ dimension: CGFloat) -> CGFloat {
  30     max(0.0, min(mapSize.height, dimension * mapSize.height / 100.0))
  31   }
  32
  33   func w(_ dimension: CGFloat) -> CGFloat {
  34     max(0.0, min(mapSize.width, dimension * mapSize.width / 100.0))
  35   }
  36 }
  37
  38 struct MapNotes_Previews: PreviewProvider {
  39   static var previews: some View {
  40     MapNotes(
  41       mapSize: CGSize(width: 400.0, height: 400.0), lineWidth: 1.0,
  42         notes: [
  43           Note(id: 0, position: CGPoint(x: 50.0, y: 50.0), text: "Notes can have a lot more text, so we need to make sure that they're resized correctly"),
  44         ])
  45   }
  46 }