FDITeam / visualisation-maritime

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src/main/kotlin/map/Zone.kt 1.77 KB
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53f01ecc3   lsagona   display message o... 
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  package map
  
  import map.LatLong
  import map.LeafletMapView
d06a68ec6   lsagona   add Leaflet Kotli... 
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  class Zone constructor(private var title: String) {
      private lateinit var map: LeafletMapView
      private var isAttached = false
      private var isDisplayed = false
      private var positions = listOf<LatLong>()
  
  
      fun addToMap(map: LeafletMapView) {
          this.map = map
  
          if (map.execScript("typeof zone$title == 'undefined';") as Boolean) {
              map.execScript("var zone$title")
          }
          if (!this.isAttached) {
  
              map.execScript("var points$title = [];" +
                      "zone$title = L.polygon(points$title).addTo(myMap);")
              this.isAttached = true
              this.isDisplayed = true
          } else if (!this.isDisplayed) {
              map.execScript("zone$title.addTo(myMap);")
              this.isDisplayed = true
          }
      }
  
      private fun addPoint(latLong: LatLong) {
          map.execScript("points$title.push([${latLong.latitude}, ${latLong.longitude}]);")
      }
  
      fun updatePoints(positions: List<LatLong>) {
          this.positions = positions
          if (map.execScript("typeof points$title == 'undefined'") as Boolean) {
              map.execScript("var points$title = [];")
          } else {
              map.execScript("points$title = [];")
          }
          for (position in positions) {
              addPoint(position)
          }
      }
  
      fun updateMap() {
          if (this.isAttached) {
              map.execScript("myMap.removeLayer(zone$title);" +
                      "zone$title = L.polygon(points$title).addTo(myMap);")
              this.isDisplayed = true
          }
      }
  
      internal fun removeZone() {
          if (this.isAttached && this.isDisplayed) {
              map.execScript("myMap.removeLayer(zone$title);")
              this.isDisplayed = false
          }
      }
  
  }