location_window_common_example.dart

Go to the documentation of this file.

import 'dart:async';
import 'dart:io';
import 'dart:math';
import 'package:flutter/material.dart';
import 'package:navigine_sdk/navigine_sdk.dart';

class LocationWindowCommonExample {
  LocationWindow? _locationWindow;
  LocationView? _locationView;
  UserLocationView? _userLocationView;
  UserLocationLayer? _userLocationLayer;
 
  LocationWindowCommonExample() {
    _demonstrateLocationWindowCommonMethods();
  }

  void _demonstrateLocationWindowCommonMethods() {
    print("=== LocationWindowCommon Methods ===");
 
    _demonstrateSetSublocationId();
    _demonstrateSublocationQueries();
    _demonstrateSublocationChangeListener();
    _demonstrateUserLocationView();
    _demonstrateUserLocationLayer();
    _demonstrateCoordinateConversion();
    _demonstrateMapFeatureSelection();
    _demonstrateApplyLayerFilter();
    _demonstrateDebugFlags();
    _demonstrateZoomProperties();
  }

  void _demonstrateDebugFlags() {
    print("--- Debug flags ---");
 
    // [dart_DebugFlag_enum]
    final allFlags = [
      DebugFlag.NONE,
      DebugFlag.INFOS,
      DebugFlag.STATS,
      DebugFlag.LABELS,
      DebugFlag.DRAW_ALL_LABELS,
      DebugFlag.SELECTION_BUFFER,
    ];
    print("Debug flag enum values: ${allFlags.length}");
    // [dart_DebugFlag_enum]
 
    // [dart_LocationWindow_setDebugFlag]
    LocationWindow.setDebugFlag(DebugFlag.INFOS, true);
    LocationWindow.setDebugFlag(DebugFlag.STATS, false);
    print("Updated debug flags on LocationWindow");
    // [dart_LocationWindow_setDebugFlag]
 
    // [dart_LocationWindow_getDebugFlag]
    bool infosOn = LocationWindow.getDebugFlag(DebugFlag.INFOS);
    print("Debug flag INFOS enabled: $infosOn");
    // [dart_LocationWindow_getDebugFlag]
  }

  void _demonstrateSetSublocationId() {
    print("--- setSublocationId Method ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    // [dart_LocationWindow_setSublocationId]
    // Set sublocation ID to switch between floors
    _locationWindow!.setSublocationId(1);
    print("Set sublocation ID to 1 (first floor)");
    // [dart_LocationWindow_setSublocationId]
 
    // [dart_LocationWindow_setSublocationId_2]
    // Set sublocation ID to another floor
    _locationWindow!.setSublocationId(2);
    print("Set sublocation ID to 2 (second floor)");
    // [dart_LocationWindow_setSublocationId_2]
 
    // [dart_LocationWindow_setSublocationId_3]
    // Set sublocation ID to ground floor
    _locationWindow!.setSublocationId(0);
    print("Set sublocation ID to 0 (ground floor)");
    // [dart_LocationWindow_setSublocationId_3]
 
    // Test with different sublocation IDs
    List<int> sublocationIds = [1, 2, 3, 0, 5];
    for (int id in sublocationIds) {
      _locationWindow!.setSublocationId(id);
      print("Switched to sublocation ID: $id");
    }
  }

  void _demonstrateSublocationQueries() {
    print("--- getSublocationId & getEnclosingCamera ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    // [dart_LocationWindow_getSublocationId]
    int? currentId = _locationWindow!.getSublocationId();
    if (currentId != null) {
      print("Current sublocation id: $currentId");
    } else {
      print("Current sublocation id is not set");
    }
    // [dart_LocationWindow_getSublocationId]
 
    // [dart_LocationWindow_getEnclosingCamera]
    BoundingBox boundingBox = BoundingBox(Point(0.0, 0.0), Point(20.0, 30.0));
    Camera camera = _locationWindow!.getEnclosingCamera(boundingBox);
    print("Camera that fits bounding box: $camera");
    // [dart_LocationWindow_getEnclosingCamera]
  }

  void _demonstrateSublocationChangeListener() {
    print("--- Sublocation Change Listener ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    DemoSublocationChangeListener listener = DemoSublocationChangeListener();
 
    // [dart_LocationWindow_addSublocationChangeListener]
    _locationWindow!.addSublocationChangeListener(listener);
    print("Added sublocation change listener");
    // [dart_LocationWindow_addSublocationChangeListener]
 
    _locationWindow!.setSublocationId(1);
    _locationWindow!.setSublocationId(2);
 
    // [dart_LocationWindow_removeSublocationChangeListener]
    _locationWindow!.removeSublocationChangeListener(listener);
    print("Removed sublocation change listener");
    // [dart_LocationWindow_removeSublocationChangeListener]
  }

  void _demonstrateUserLocationView() {
    print("--- UserLocationView ---");
 
    if (_userLocationView == null) {
      print("UserLocationView not available yet");
      return;
    }
 
    // [dart_UserLocationView_getArrow]
    IconMapObject arrow = _userLocationView!.arrow;
    print("Arrow icon object: $arrow");
    // [dart_UserLocationView_getArrow]
 
    // [dart_UserLocationView_getAccuracyCircle]
    CircleMapObject accuracyCircle = _userLocationView!.accuracyCircle;
    print("Accuracy circle object: $accuracyCircle");
    // [dart_UserLocationView_getAccuracyCircle]
  }

  void _demonstrateUserLocationLayer() {
    print("--- UserLocationLayer ---");
 
    if (_userLocationLayer == null) {
      print("UserLocationLayer not available yet");
      return;
    }
 
    // [dart_UserLocationLayer_setVisible]
    _userLocationLayer!.setVisible(true);
    print("User location layer set visible");
    // [dart_UserLocationLayer_setVisible]
 
    // [dart_UserLocationLayer_isVisible]
    bool visible = _userLocationLayer!.isVisible();
    print("User location layer is visible: $visible");
    // [dart_UserLocationLayer_isVisible]
 
    // [dart_UserLocationLayer_setAnchor]
    ScreenPoint anchor = ScreenPoint(100.0, 200.0);
    _userLocationLayer!.setAnchor(anchor);
    print("Set user location anchor to: (${anchor.x}, ${anchor.y})");
    // [dart_UserLocationLayer_setAnchor]
 
    // [dart_UserLocationLayer_anchorEnabled]
    bool anchorEnabled = _userLocationLayer!.anchorEnabled();
    print("Anchor enabled: $anchorEnabled");
    // [dart_UserLocationLayer_anchorEnabled]
 
    // [dart_UserLocationLayer_resetAnchor]
    _userLocationLayer!.resetAnchor();
    print("Anchor reset to default");
    // [dart_UserLocationLayer_resetAnchor]
  }

  void _demonstrateCoordinateConversion() {
    print("--- Coordinate Conversion Methods ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    // [dart_LocationWindow_screenPositionToMeters]
    // Convert screen position to meters
    Point screenPoint = Point(100.0, 200.0);
    Point metersPoint = _locationWindow!.screenPositionToMeters(screenPoint);
    print("Screen position (${screenPoint.x}, ${screenPoint.y}) converted to meters: (${metersPoint.x}, ${metersPoint.y})");
    // [dart_LocationWindow_screenPositionToMeters]
 
    // [dart_LocationWindow_screenPositionToMeters_2]
    // Convert another screen position to meters
    Point screenPoint2 = Point(500.0, 300.0);
    Point metersPoint2 = _locationWindow!.screenPositionToMeters(screenPoint2);
    print("Screen position (${screenPoint2.x}, ${screenPoint2.y}) converted to meters: (${metersPoint2.x}, ${metersPoint2.y})");
    // [dart_LocationWindow_screenPositionToMeters_2]
 
    // [dart_LocationWindow_metersToScreenPosition]
    // Convert meters to screen position with clipping
    Point metersPoint3 = Point(50.0, 75.0);
    Point screenPoint3 = _locationWindow!.metersToScreenPosition(metersPoint3, true);
    print("Meters position (${metersPoint3.x}, ${metersPoint3.y}) converted to screen with clipping: (${screenPoint3.x}, ${screenPoint3.y})");
    // [dart_LocationWindow_metersToScreenPosition]
 
    // [dart_LocationWindow_metersToScreenPosition_2]
    // Convert meters to screen position without clipping
    Point metersPoint4 = Point(150.0, 200.0);
    Point screenPoint4 = _locationWindow!.metersToScreenPosition(metersPoint4, false);
    print("Meters position (${metersPoint4.x}, ${metersPoint4.y}) converted to screen without clipping: (${screenPoint4.x}, ${screenPoint4.y})");
    // [dart_LocationWindow_metersToScreenPosition_2]
 
    // Test coordinate conversion with different values
    List<Point> testScreenPoints = [
      Point(0.0, 0.0),
      Point(250.0, 250.0),
      Point(1000.0, 600.0),
    ];
 
    for (int i = 0; i < testScreenPoints.length; i++) {
      Point screenPoint = testScreenPoints[i];
      Point metersPoint = _locationWindow!.screenPositionToMeters(screenPoint);
      Point backToScreen = _locationWindow!.metersToScreenPosition(metersPoint, false);
      print("Test $i: Screen (${screenPoint.x}, ${screenPoint.y}) -> Meters (${metersPoint.x}, ${metersPoint.y}) -> Screen (${backToScreen.x}, ${backToScreen.y})");
    }
  }

  void _demonstrateMapFeatureSelection() {
    print("--- Map Feature Selection Methods ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    // [dart_LocationWindow_selectMapFeature]
    // Select map feature by ID
    String featureId = "room_101";
    bool selected = _locationWindow!.selectMapFeature(featureId);
    print("Selected map feature $featureId: $selected");
    // [dart_LocationWindow_selectMapFeature]
 
    // [dart_LocationWindow_selectMapFeature_2]
    // Select another map feature
    String featureId2 = "office_205";
    bool selected2 = _locationWindow!.selectMapFeature(featureId2);
    print("Selected map feature $featureId2: $selected2");
    // [dart_LocationWindow_selectMapFeature_2]
 
    // [dart_LocationWindow_getSelectedMapFeatures]
    // Get list of selected map features
    List<String> selectedFeatures = _locationWindow!.selectedMapFeatures;
    print("Currently selected map features: ${selectedFeatures.length} features");
    for (String feature in selectedFeatures) {
      print("  - $feature");
    }
    // [dart_LocationWindow_getSelectedMapFeatures]
 
    // [dart_LocationWindow_deselectMapFeature]
    // Deselect specific map feature
    bool deselected = _locationWindow!.deselectMapFeature(featureId);
    print("Deselected map feature $featureId: $deselected");
    // [dart_LocationWindow_deselectMapFeature]
 
    // [dart_LocationWindow_deselectMapFeature_2]
    // Deselect another map feature
    bool deselected2 = _locationWindow!.deselectMapFeature(featureId2);
    print("Deselected map feature $featureId2: $deselected2");
    // [dart_LocationWindow_deselectMapFeature_2]
 
    // [dart_LocationWindow_deselectAllMapFeatures]
    // Deselect all map features
    _locationWindow!.deselectAllMapFeatures();
    print("Deselected all map features");
    // [dart_LocationWindow_deselectAllMapFeatures]
 
    // [dart_LocationWindow_getSelectedMapFeatures_2]
    // Verify all features are deselected
    List<String> remainingFeatures = _locationWindow!.selectedMapFeatures;
    print("Remaining selected features after deselect all: ${remainingFeatures.length} features");
    // [dart_LocationWindow_getSelectedMapFeatures_2]
 
    // Test multiple feature selection and deselection
    List<String> testFeatureIds = ["room_101", "office_205", "meeting_room_301", "cafe_401"];
 
    // Select multiple features
    for (String featureId in testFeatureIds) {
      bool success = _locationWindow!.selectMapFeature(featureId);
      print("Selected feature $featureId: $success");
    }
 
    // Check selected features
    List<String> allSelected = _locationWindow!.selectedMapFeatures;
    print("All selected features: ${allSelected.length} features");
 
    // Deselect all at once
    _locationWindow!.deselectAllMapFeatures();
    print("Deselected all features at once");
  }

  void _demonstrateApplyLayerFilter() {
    print("--- applyLayerFilter Method ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    // [dart_MapFilterCondition_constructor]
    // Create filter condition: show only venues with category "Toilet" or "Cafe"
    final condition = MapFilterCondition(property: "category", values: ["Toilet", "Cafe"]);
    // [dart_MapFilterCondition_constructor]
 
    // [dart_LocationWindow_applyLayerFilter]
    // Apply filter to venues layer
    final conditions = [MapFilterCondition(property: "category", values: ["Toilet", "Cafe"])];
    _locationWindow!.applyLayerFilter("venues", conditions);
    print("Applied layer filter: show venues with category Toilet or Cafe");
    // [dart_LocationWindow_applyLayerFilter]
 
    // Reset filter (show all venues)
    _locationWindow!.applyLayerFilter("venues", []);
    print("Reset layer filter: show all venues");
  }

  void _demonstrateZoomProperties() {
    print("--- Zoom Properties ---");
 
    if (_locationWindow == null) {
      print("LocationWindow not available yet");
      return;
    }
 
    // [dart_LocationWindow_getZoomFactor]
    // Get current zoom factor
    double currentZoom = _locationWindow!.zoomFactor;
    print("Current zoom factor: $currentZoom");
    // [dart_LocationWindow_getZoomFactor]
 
    // [dart_LocationWindow_setZoomFactor]
    // Set zoom factor
    _locationWindow!.zoomFactor = 150.0;
    print("Set zoom factor to 150.0");
    // [dart_LocationWindow_setZoomFactor]
 
    // [dart_LocationWindow_getMinZoomFactor]
    // Get minimum zoom factor
    double minZoomFactor = _locationWindow!.minZoomFactor;
    print("Minimum zoom factor: $minZoomFactor");
    // [dart_LocationWindow_getMinZoomFactor]
 
    // [dart_LocationWindow_setMinZoomFactor]
    // Set minimum zoom factor
    _locationWindow!.minZoomFactor = 50.0;
    print("Set minimum zoom factor to 50.0");
    // [dart_LocationWindow_setMinZoomFactor]
 
    // [dart_LocationWindow_getMaxZoomFactor]
    // Get maximum zoom factor
    double maxZoomFactor = _locationWindow!.maxZoomFactor;
    print("Maximum zoom factor: $maxZoomFactor");
    // [dart_LocationWindow_getMaxZoomFactor]
 
    // [dart_LocationWindow_setMaxZoomFactor]
    // Set maximum zoom factor
    _locationWindow!.maxZoomFactor = 300.0;
    print("Set maximum zoom factor to 300.0");
    // [dart_LocationWindow_setMaxZoomFactor]
 
    // Test zoom factor changes
    List<double> testZoomFactors = [100.0, 125.0, 150.0, 200.0, 250.0];
    for (double zoom in testZoomFactors) {
      _locationWindow!.zoomFactor = zoom;
      print("Changed zoom factor to: ${_locationWindow!.zoomFactor}");
    }
 
    // Test zoom limits
    print("Testing zoom limits...");
    _locationWindow!.zoomFactor = _locationWindow!.minZoomFactor;
    print("Set to minimum zoom: ${_locationWindow!.zoomFactor}");
 
    _locationWindow!.zoomFactor = _locationWindow!.maxZoomFactor;
    print("Set to maximum zoom: ${_locationWindow!.zoomFactor}");
 
    // Reset to default
    _locationWindow!.zoomFactor = 100.0;
    print("Reset zoom factor to default: ${_locationWindow!.zoomFactor}");
  }

  Future<void> runExample() async {
    print("=== LocationWindowCommon Example ===");
 
    // Simulate LocationWindow initialization
    await Future.delayed(Duration(milliseconds: 500));
 
    // TODO: User will implement LocationWindow initialization here
    // _locationWindow = await getLocationWindow();
 
    // Run demonstrations
    _demonstrateLocationWindowCommonMethods();
 
    print("=== Example completed ===");
  }
}

Future<void> main() async {
  LocationWindowCommonExample example = LocationWindowCommonExample();
  await example.runExample();
}
 
class DemoSublocationChangeListener implements SublocationChangeListener {
  // [dart_SublocationChangeListener_onActiveSublocationChanged]
  @override
  void onActiveSublocationChanged(int sublocationId) {
    print("Active sublocation changed to: $sublocationId");
  }
  // [dart_SublocationChangeListener_onActiveSublocationChanged]
}