78 lines
2.5 KiB
Dart
78 lines
2.5 KiB
Dart
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import 'package:geojson/geojson.dart';
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import 'package:get/get.dart';
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import 'package:rogapp/services/location_service.dart';
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class HomeController extends GetxController {
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List<GeoJsonFeatureCollection> locations = <GeoJsonFeatureCollection>[].obs;
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List<GeoJsonFeature> currentFeature = <GeoJsonFeature>[].obs;
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@override
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void onInit() {
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super.onInit();
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LocationService.loadLocations().then((value){
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locations.add(value!);
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});
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}
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GeoJsonFeature? getFeatureForLatLong(double lat, double long){
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if(locations.length > 0){
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for(GeoJsonFeature i in locations[0].collection){
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GeoJsonMultiPoint p = i.geometry as GeoJsonMultiPoint;
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if(p.geoSerie!.geoPoints[0].latitude == lat && p.geoSerie!.geoPoints[0].longitude == long){
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return i;
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}
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}
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}
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}
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void makeNext(GeoJsonFeature fs){
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GeoJsonFeature<GeoJsonMultiPoint> pt = fs as GeoJsonFeature<GeoJsonMultiPoint>;
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for(int i=0; i<= locations[0].collection.length - 1; i++){
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GeoJsonMultiPoint p = locations[0].collection[i].geometry as GeoJsonMultiPoint;
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if(p.geoSerie!.geoPoints[0].latitude == pt.geometry!.geoSerie!.geoPoints[0].latitude && p.geoSerie!.geoPoints[0].longitude == pt.geometry!.geoSerie!.geoPoints[0].longitude ){
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if(currentFeature.length > 0){
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currentFeature.clear();
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}
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if(i >= locations[0].collection.length - 1 ){
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currentFeature.add(locations[0].collection[0] as GeoJsonFeature);
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}
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else{
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currentFeature.add(locations[0].collection[i + 1] as GeoJsonFeature);
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}
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}
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}
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}
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void makePrevious(GeoJsonFeature fs){
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GeoJsonFeature<GeoJsonMultiPoint> pt = fs as GeoJsonFeature<GeoJsonMultiPoint>;
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for(int i=0; i<= locations[0].collection.length - 1; i++){
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GeoJsonMultiPoint p = locations[0].collection[i].geometry as GeoJsonMultiPoint;
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if(p.geoSerie!.geoPoints[0].latitude == pt.geometry!.geoSerie!.geoPoints[0].latitude && p.geoSerie!.geoPoints[0].longitude == pt.geometry!.geoSerie!.geoPoints[0].longitude ){
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if(currentFeature.length > 0){
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currentFeature.clear();
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}
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if(i == 0 ){
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currentFeature.add(locations[0].collection[locations[0].collection.length -1] as GeoJsonFeature);
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}
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else{
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currentFeature.add(locations[0].collection[i - 1] as GeoJsonFeature);
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}
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}
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}
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}
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} |