Polyline simplification library for dart projects like flutter.
Extracted from PHP: AKeN / simplify-php (by Rotari Gheorghe)
import 'package:douglas_peucker/douglas_peucker.dart'; . . . List<Point> points = List<Point>(); points.add(Point(0,-1)); points.add(Point(0,0)); points.add(Point(1,3)); points.add(Point(4,6)); points.add(Point(10,9)); List <Point> newPolyline = DouglasPeucker.simplify(points,tolerance: 0.0004,highestQuality:false);
Add this to your package's pubspec.yaml file:
dependencies: douglas_peucker: ^0.0.4
You can install packages from the command line:
$ pub get
$ flutter pub get
Alternatively, your editor might support
pub get or
flutter pub get.
Check the docs for your editor to learn more.
Now in your Dart code, you can use:
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We analyzed this package on Jul 10, 2019, and provided a score, details, and suggestions below. Analysis was completed with status completed using:
Detected platforms: Flutter, web, other
No platform restriction found in primary library
lib/src/douglas_peucker.dart. (-1.49 points)
lib/src/douglas_peucker.dart reported 3 hints:
line 38 col 11: Don't explicitly initialize variables to null.
line 115 col 11: Use isEmpty instead of length
line 115 col 37: Use isEmpty instead of length
dartfmt to format
Maintain an example. (-10 points)
Create a short demo in the
example/ directory to show how to use this package.
Common filename patterns include
douglas_peucker.dart. Packages with multiple examples should provide
For more information see the pub package layout conventions.
Package is pre-v0.1 release. (-10 points)
While nothing is inherently wrong with versions of
0.0.*, it might mean that the author is still experimenting with the general direction of the API.
The description is too long. (-10 points)
Search engines display only the first part of the description. Try to keep the value of the
description field in your package's
pubspec.yaml file between 60 and 180 characters.
|Dart SDK||>=2.0.0 <3.0.0|