import 'package:flutter/widgets.dart';
import 'package:get/get.dart';
import 'package:gnss/gnss.dart';

class GnssController extends GetxController {
  late final Gnss gnss;
  LocationData? locationData;
  SignalData? signalData;
  var locationUpdate = 0.obs;

  var signalUpdate = 0.obs;
  final baselineX = 0.obs;
  // updateSlider(double value) {
  //   startIndex.value = value.ceil();

  //   update();
  // }
  void updateSlider(double newValue) {
    baselineX.value = newValue.ceil();
    update();
  }

  Map<String, bool> selectedSignal = {
    "GPS": true,
    "GLO": true,
    "GAL": true,
    "BDS": true,
    "QZS": true,
  }.obs;
  // final selectedColorList = <bool>{false, false, false, false, false}.obs;
  // final QselectedSignal = <bool>[false, false, false, false, false].obs; //信号质量
  Map<Color, String> QselectedSignal = {
    Color.fromARGB(255, 255, 0, 0): "GPS",
    Color.fromARGB(255, 0, 255, 0): "GLO",
    Color.fromARGB(255, 0, 0, 255): "GAL",
    Color.fromARGB(255, 146, 73, 206): "BDS",
    Color.fromARGB(255, 13, 179, 179): "QZS"
  }.obs;
  var qselectedSystem = 'GPS'.obs;
  @override
  void onInit() async {
    super.onInit();
    gnss = Gnss(port: "/dev/ttyS5", baudrate: 115200);
    // gnss = Gnss(port: "COM1", baudrate: 115200);
    gnss.start();
    gnss.locationStream.listen((location) {
      locationData = location;
      locationUpdate++;
    });
    gnss.signalStream.listen((singnal) {
      signalData = singnal;
      signalUpdate++;
    });
  }

  @override
  void dispose() {
    gnss.dispose();
    super.dispose();
  }
}