Release: 0.8.0 (#33)

* FILES & FEATURES (#32)
 * Implemented #28 Calculating Polygon Area With Hole
 * Implemented Vincenty Formula for Geodesic Distance Calculation
 * Added CODE_OF_CONDUCT.md
 * Revised LICENSE

---------

Co-authored-by: wingkwong <[email protected]>

* refactor: comments
* docs: 0.8.0 CHANGELOG
* chore: bump to 0.8.0
* refactor: revise comments

---------

Co-authored-by: Ayoub Ali <[email protected]>

Author: wingkwong

.gitignore

@@ -74,4 +74,5 @@ build/
 test/.test_coverage.dart
 coverage/
 coverage_badge.svg
-!coverage/lcov.info
+!coverage/lcov.info
+TODO.md

CHANGELOG.md

@@ -1,5 +1,12 @@
 # CHANGELOG
 
+## 0.8.0
+
+- Implement Calculating Polygon Area With Hole
+- Implement Vincenty Formula for Geodesic Distance Calculation
+- Add CODE_OF_CONDUCT.md
+- Revise LICENSE
+
 ## 0.7.0
 
 - Refactor geodesy

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2019 
+Copyright (c) 2023 աɨռɢӄաօռɢ
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -53,7 +53,7 @@ Please check out [here](example/main.dart) for more.
 ```dart
 import 'package:geodesy/geodesy.dart';
 
-void main(){
+void main() {
   final Geodesy geodesy = Geodesy();
   // Calculate Bounding Box
   // Example central position (San Francisco)
@@ -102,6 +102,26 @@ void main(){
     print('Latitude: ${point.latitude}, Longitude: ${point.longitude}');
   }
 }
+
+// Calculate Area
+final outerPolygon = [
+  const LatLng(0.0, 0.0),
+  const LatLng(0.0, 1.0),
+  const LatLng(1.0, 1.0),
+  const LatLng(1.0, 0.0),
+];
+
+// Define a hole within the outer polygon
+final hole1 = [
+  const LatLng(0.25, 0.25),
+  const LatLng(0.25, 0.75),
+  const LatLng(0.75, 0.75),
+  const LatLng(0.75, 0.25),
+];
+
+final holes = [hole1];
+final calculatedArea =
+    geodesy.calculatePolygonWithHolesArea(outerPolygon, holes);
 ```
 
 ## Example Static Methods
@@ -158,4 +178,29 @@ void main() {
     print('Latitude: ${point.latitude}, Longitude: ${point.longitude}');
   }
 }
+// Static Method
+final outerPolygon = [
+    const LatLng(0.0, 0.0),
+    const LatLng(0.0, 1.0),
+    const LatLng(1.0, 1.0),
+    const LatLng(1.0, 0.0),
+  ];
+
+  final hole1 = [
+    const LatLng(0.25, 0.25),
+    const LatLng(0.25, 0.75),
+    const LatLng(0.75, 0.75),
+    const LatLng(0.75, 0.25),
+  ];
+
+  final holes = [hole1];
+final area = Polygon.calculatePolygonWithHolesArea(outerPolygon, holes);
 ```
+
+## Code of Conduct
+
+See [here](doc/CODE_OF_CONDUCT.md).
+
+## License
+
+See [here](./LICENSE).

doc/CLASS.md

@@ -141,7 +141,7 @@ bool isGeoPointInPolygon(LatLng point, List<LatLng> polygon)
 ```
 
 - `point` (LatLng): The point to check (latitude, longitude).
-- `polygon` (List<LatLng>): A list of vertices defining the polygon.
+- `polygon` (List`<LatLng>`): A list of vertices defining the polygon.
 
 Returns `true` if the point is within the polygon, otherwise `false`.
 
@@ -154,7 +154,7 @@ List<LatLng> pointsInRange(LatLng point, List<LatLng> pointsToCheck, num distanc
 ```
 
 - `point` (LatLng): The center point (latitude, longitude).
-- `pointsToCheck` (List<LatLng>): List of points to check against.
+- `pointsToCheck` (List`<LatLng>`): List of points to check against.
 - `distance` (num): The maximum distance in meters.
 
 Returns a list of `LatLng` points within the specified distance from the center point.
@@ -184,7 +184,7 @@ Get the bounding rectangle for a polygon defined by its vertices.
 List<LatLng> getRectangleBounds(List<LatLng> polygonCoords)
 ```
 
-- `polygonCoords` (List<LatLng>): List of vertices defining the polygon.
+- `polygonCoords` (List`<LatLng>`): List of vertices defining the polygon.
 
 Returns a list of `LatLng` points representing the bounding rectangle's corners.
 
@@ -209,7 +209,7 @@ Find the centroid of a polygon defined by its vertices.
 LatLng findPolygonCentroid(List<LatLng> polygon)
 ```
 
-- `polygon` (List<LatLng>): List of vertices defining the polygon.
+- `polygon` (List`<LatLng>`): List of vertices defining the polygon.
 
 Returns a `LatLng` object representing the centroid of the polygon.
 
@@ -223,11 +223,25 @@ Calculate the intersection of
 List<LatLng> getPolygonIntersection(List<LatLng> polygon1, List<LatLng> polygon2)
 ```
 
-- `polygon1` (List<LatLng>): List of vertices defining the first polygon.
-- `polygon2` (List<LatLng>): List of vertices defining the second polygon.
+- `polygon1` (List`<LatLng>`): List of vertices defining the first polygon.
+- `polygon2` (List`<LatLng>`): List of vertices defining the second polygon.
 
 Returns a list of `LatLng` points representing the intersection polygon.
 
+### Vincenty formula for Geodesic Distance Calculation
+
+```dart
+ final double calculatedDistance = geodesy.vincentyDistance(
+      point1.latitude, point1.longitude, point2.latitude, point2.longitude);
+```
+
+### Calculate Area of Polygon with Hole
+
+```dart
+final calculatedArea =
+        geodesy.calculatePolygonWithHolesArea(outerPolygon, holes);
+```
+
 ---
 
 This `Geodesy` class provides a comprehensive set of methods for performing various geodetic calculations and operations. You can use these methods to calculate distances, bearings, intersections, and more based on geographical coordinates.

doc/CODE_OF_CONDUCT.md

@@ -0,0 +1,44 @@
+
+# Code of Conduct
+
+## Introduction
+
+This Code of Conduct outlines the expectations for behavior in the geodesy Dart library community. We are committed to providing a welcoming and inclusive environment for everyone, regardless of their background or beliefs.
+
+## Responsibilities
+
+All members of the geodesy Dart library community are expected to:
+
+* Be respectful of others.
+* Be welcoming and inclusive.
+* Be open to feedback.
+* Be constructive in their criticism.
+* Be mindful of their language and avoid using discriminatory or offensive language.
+* Report any instances of unacceptable behavior to the repository maintainers.
+
+## Unacceptable Behavior
+
+The following behaviors are considered unacceptable in the geodesy Dart library community:
+
+* Harassment of any kind, including but not limited to:
+  * Verbal abuse
+  * Sexual harassment
+  * Threats or intimidation
+  * Stalking or following
+  * Unwanted physical contact
+* Discrimination based on race, gender, sexual orientation, disability, or other personal characteristics
+* Spamming or trolling
+* Publishing private information about others without their consent
+* Disrupting or interfering with the work of others
+
+## Reporting Unacceptable Behavior
+
+If you witness or experience unacceptable behavior, please report it to the repository maintainers immediately. You can do this by sending an email to [email protected] or opening an issue on the GitHub repository.
+
+## Enforcement
+
+The repository maintainers will investigate all reports of unacceptable behavior and take appropriate action. This may include warning the offender, suspending their access to the repository, or banning them from the community.
+
+## Contact Information
+
+If you have any questions about this Code of Conduct, please contact the repository maintainers at [email protected].

doc/METHODS.md

@@ -122,7 +122,7 @@ GeoPoints.isGeoPointInPolygon(l, polygon);
 ```
 
 - `l` (LatLng): The point to check (latitude, longitude).
-- `polygon` (List<LatLng>): A list of vertices defining the polygon.
+- `polygon` (List`<LatLng>`): A list of vertices defining the polygon.
 
 Returns `true` if the point is within the polygon, otherwise `false`.
 
@@ -135,7 +135,7 @@ PointRange.pointInRange(point, pointsToCheck, distance);
 ```
 
 - `point` (LatLng): The center point (latitude, longitude).
-- `pointsToCheck` (List<LatLng>): List of points to check against.
+- `pointsToCheck` (List`<LatLng>`): List of points to check against.
 - `distance` (num): The maximum distance in meters.
 
 Returns a list of `LatLng` points within the specified distance from the center point.
@@ -163,7 +163,7 @@ Get the bounding rectangle for a polygon defined by its vertices.
 RectangleBounds.getRectangleBounds(polygonCoords);
 ```
 
-- `polygonCoords` (List<LatLng>): List of vertices defining the polygon.
+- `polygonCoords` (List`<LatLng>`): List of vertices defining the polygon.
 
 Returns a list of `LatLng` points representing the bounding rectangle's corners.
 
@@ -188,7 +188,7 @@ Find the centroid of a polygon defined by its vertices.
 PolygonCentroid.findPolygonCentroid(polygons);
 ```
 
-- `polygon` (List<LatLng>): List of vertices defining the polygon.
+- `polygon` (List`<LatLng>`): List of vertices defining the polygon.
 
 Returns a `LatLng` object representing the centroid of the polygon.
 
@@ -202,11 +202,23 @@ Calculate the intersection of
 PolygonIntersection.getPolygonIntersection(polygon1, polygon2);
 ```
 
-- `polygon1` (List<LatLng>): List of vertices defining the first polygon.
-- `polygon2` (List<LatLng>): List of vertices defining the second polygon.
+- `polygon1` (List`<LatLng>`): List of vertices defining the first polygon.
+- `polygon2` (List`<LatLng>`): List of vertices defining the second polygon.
 
 Returns a list of `LatLng` points representing the intersection polygon.
 
+### Vincenty formula for Geodesic Distance Calculation
+
+```dart
+VincentyDistance.vincentyDistance(lat1, lon1, lat2, lon2);
+```
+
+### Calculate Area of Polygon with Hole
+
+```dart
+final area = Polygon.calculatePolygonWithHolesArea(outerPolygon, holes);
+```
+
 ---
 
 This `Geodesy` provides a comprehensive set of methods for performing various geodetic calculations and operations. You can use these methods to calculate distances, bearings, intersections, and more based on geographical coordinates.

example/example.dart

@@ -1,4 +1,5 @@
 import 'package:geodesy/geodesy.dart';
+import 'package:geodesy/src/core/polygon_with_hole.dart';
 
 void main() {
   // Calculate Bounding Box
@@ -48,4 +49,40 @@ void main() {
   for (final point in intersectionPoints) {
     print('Latitude: ${point.latitude}, Longitude: ${point.longitude}');
   }
+
+  // Vincenty formula for Geodesic Distance Calculation
+  final LatLng point1 = const LatLng(37.7749, -122.4194); // San Francisco
+  final LatLng point2 = const LatLng(34.0522, -118.2437); // Los Angeles
+
+  final double calculatedDistance = VincentyDistance.vincentyDistance(
+    point1.latitude,
+    point1.longitude,
+    point2.latitude,
+    point2.longitude,
+  );
+
+  print(
+    '''Distance between San Francisco and Los Angeles:  $calculatedDistance meters''',
+  );
+
+  // Define the outer polygon
+  final outerPolygon = [
+    const LatLng(0.0, 0.0),
+    const LatLng(0.0, 1.0),
+    const LatLng(1.0, 1.0),
+    const LatLng(1.0, 0.0),
+  ];
+
+  // Define a hole within the outer polygon
+  final hole1 = [
+    const LatLng(0.25, 0.25),
+    const LatLng(0.25, 0.75),
+    const LatLng(0.75, 0.75),
+    const LatLng(0.75, 0.25),
+  ];
+
+  final holes = [hole1];
+
+  final area = Polygon.calculatePolygonWithHolesArea(outerPolygon, holes);
+  print("Area of polygon with holes: $area");
 }

example/main.dart

@@ -1,5 +1,4 @@
 import 'package:latlong2/latlong.dart';
-
 import 'package:geodesy/geodesy.dart' show Geodesy;
 
 void main() {
@@ -130,4 +129,37 @@ void main() {
   for (final point in intersectionPoints) {
     print('Latitude: ${point.latitude}, Longitude: ${point.longitude}');
   }
+
+  // Vincenty formula for Geodesic Distance Calculation
+  final LatLng point1 = const LatLng(37.7749, -122.4194); // San Francisco
+  final LatLng point2 = const LatLng(34.0522, -118.2437); // Los Angeles
+
+  final double calculatedDistance = geodesy.vincentyDistance(
+      point1.latitude, point1.longitude, point2.latitude, point2.longitude);
+
+  print(
+    '''Distance between San Francisco and Los Angeles: 
+    $calculatedDistance meters''',
+  );
+
+  // Define the outer polygon
+  final outerPolygon = [
+    const LatLng(0.0, 0.0),
+    const LatLng(0.0, 1.0),
+    const LatLng(1.0, 1.0),
+    const LatLng(1.0, 0.0),
+  ];
+
+  // Define a hole within the outer polygon
+  final hole1 = [
+    const LatLng(0.25, 0.25),
+    const LatLng(0.25, 0.75),
+    const LatLng(0.75, 0.75),
+    const LatLng(0.75, 0.25),
+  ];
+
+  final holes = [hole1];
+
+  final area = geodesy.calculatePolygonWithHolesArea(outerPolygon, holes);
+  print("Area of polygon with holes: $area");
 }

lib/src/core/core.dart

@@ -1,10 +1,12 @@
+export 'package:geodesy/src/math/to_radian.dart';
 export 'package:geodesy/src/core/bearing_between_two_geo_points.dart';
 export 'package:geodesy/src/core/bounding_box.dart';
 export 'package:geodesy/src/core/points_in_range.dart';
 export 'package:geodesy/src/core/get_rectangle_bounds.dart';
 export 'package:geodesy/src/core/get_polygon_intersection.dart';
 export 'package:geodesy/src/core/find_polygon_centroid.dart';
 export 'package:geodesy/src/core/geo_points.dart';
+export 'package:geodesy/src/core/vincenty_distance_calculation.dart';
 export 'package:geodesy/src/core/destination_point_by_distance_and_bearing.dart';
 export 'package:geodesy/src/core/cross_track_distance_to.dart';
 export 'package:latlong2/latlong.dart' hide pi;