pedrohff/flutter_heatmap_calendar

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Flutter Heat Map Calendar

A Heat Map Calendar based on Github's contributions chart which can be used to visualize values over time

HeatMap Calendar in action

Installing

1. Depend on it

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

dependencies:
  heatmap_calendar: ^1.2.8

2. Install it

You can install packages from the command line:

with pub:

$ pub get

with Flutter:

$ flutter pub get

Example

import 'package:heatmap_calendar/heatmap_calendar.dart';
import 'package:heatmap_calendar/time_utils.dart';
...

HeatMapCalendar(
  input: {
    TimeUtils.removeTime(DateTime.now().subtract(Duration(days: 3))): 5,
    TimeUtils.removeTime(DateTime.now().subtract(Duration(days: 2))): 35,
    TimeUtils.removeTime(DateTime.now().subtract(Duration(days: 1))): 14,
    TimeUtils.removeTime(DateTime.now()): 5,
  },
  colorThresholds: {
    1: Colors.green[100],
    10: Colors.green[300],
    30: Colors.green[500]
  },
  weekDaysLabels: ['S', 'M', 'T', 'W', 'T', 'F', 'S'],
  monthsLabels: [
    "",
    "Jan",
    "Feb",
    "Mar",
    "Apr",
    "May",
    "Jun",
    "Jul",
    "Aug",
    "Sep",
    "Oct",
    "Nov",
    "Dec",
  ],
  squareSize: 16.0,
  textOpacity: 0.3,
  labelTextColor: Colors.blueGrey,
  dayTextColor: Colors.blue[500],
)