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A lightweight calendar heatmap Vuejs component built on SVG, inspired by github's contribution calendar graph. With vertical mode, tooltip powered by Tippy.js.

Installation

# install in your project
yarn add vue3-calendar-heatmap tippy.js

# install in your project
npm install -D vue3-calendar-heatmap tippy.js

Import

Global install

import VueCalendarHeatmap from 'vue3-calendar-heatmap'

app.use(VueCalendarHeatmap)

Use specific components

import { CalendarHeatmap } from 'vue3-calendar-heatmap'

app.component('CalendarHeatmap', CalendarHeatmap)

Use directly in component

import { CalendarHeatmap } from 'vue3-calendar-heatmap'

export default {
    components: {
        CalendarHeatmap
    },
    // ...
}

WARNING

A css file is included when importing the package. You may have to setup your bundler to embed the css in your page.

Usage

values

• Type: Array<{ date: Date | string; count: number; }>

• Required: true

• Details:

  Array of objects with date and count keys. date values can be a date parseable string, a millisecond timestamp, or a Date object. count value should be a number.

<calendar-heatmap :values="[{ date: '2018-9-22', count: 6 }, ...]" .../>

endDate

• Type: string

• Required: true

• Details:

  Can be a date parseable string, a millisecond timestamp, or a Date object. The calendar will start automatically one year before this date.

<calendar-heatmap :end-date="2018-9-22" .../>

round

• Type: number between 0 and 5

• Details:

  Number to create rounded corners or cirlces in heatmap. 0 by default.

<calendar-heatmap :round="0" .../>

Example :round="0"

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Example :round="5"

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darkMode

• Type: boolean

• Details:

  Boolean to toggle default color range between dark and light mode. Toggle page between light and dark mode to see in action.

<calendar-heatmap dark-mode .../>

Example

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rangeColor

• Type: Array<string>

• Details:

  Array of strings which represents the colors of the progression.

  • The color at rangeColor[0] will always represent the values for a count: null
  • The color at rangeColor[1] will always represent the values for a count: 0
  • The others are automatically distributed over the maximum value of count, unless you specify max props.

<calendar-heatmap :range-color="['#ebedf0', '#9be9a8', '#40c463', '#30a14e', '#216e39']" .../>

TIP

This overwrites the darkModeoption. If you use this option, you have to handle dark mode yourself by using rangeColor.

Example

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max

• Type: number

• Details:

  Any number which should be the max color.

<calendar-heatmap :max="10" .../>

noDataText

• Type: string

• Details:

  Tooltip text to display on days without data. null by default (shows no tooltip at all).

<calendar-heatmap :no-data-text="no data for this day" .../>

tooltip

• Type: boolean

• Details:

  Boolean for enable/disable tooltip on square hover. true by default.

<calendar-heatmap :tooltip="false" .../>

tooltipUnit

• Type: string

• Details:

  String representing heatmap's unit of measure. Value is "contributions" by default.

<calendar-heatmap tooltip-unit="stars" .../>

tooltipFormatter

• Type: function(value: { date: Date | string; count: number; }): string

• Details:

  A method to have full control about tooltip content.

<calendar-heatmap :tooltip-formatter="(v) => v.count" .../>

vertical

• Type: boolean

• Details:

  Boolean to switch to vertical mode. false by default.

<calendar-heatmap vertical .../>

Example

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