chenten16 / candlesticks

candlesticks

A flutter candlesticks chart for android, ios and the web; It contains optimized animations, indicators (soon) and socket connection ability.

Installation

1. Add this to your package's pubspec.yaml file:

dependencies:
  candlesticks: ^1.0.0

2. Get the package using your IDE's GUI or via command line with

$ flutter pub get

Usage

import 'package:candlesticks/candlesticks.dart';

Candle

[Candle] class contains six required variables that hold a single candle data: date, high, low, open, close and volume. It can be instantiated using its default constructor or fromJson named custructor.

final candle =  Candle(date: DateTime.now(), open: 1780.36, high: 1873.93, low: 1755.34, close: 1848.56, volume: 0);

Candlesticks

[Candlesticks] widget requires a list of candles, a list of intervals as [List] and onIntervalChange function. And that's it. It is recommended to wrap [Candlesticks] with the [AspectRatio] widget.

Note

If you want your chart to updates with every price tick, you can use the Binance socket API as provided in the example.