css-elevation

css-elevation

Object Elevation with Box Shadow

Inspired from Elevation

Installation

npm install css-elevation

or

yarn add css-elevation

DEMO

import elevation, { cssElevation, cssElevationObject } from 'css-elevation'

function
elevation	elevation function will just return css value
cssElevation	cssElevation function will return css key and value (can be used in libraries like styled-components, styled-jsx)
cssElevationObject	cssElevationObject function will return an Object with boxShadow (can be used in-line or with libraries like glamorous)

Usage

import elevation, { cssElevation, cssElevationObject } from 'css-elevation'
// Each function takes an object as input and returns css for box shadow
// Please see below table for object properties
// This value can be used as box shadow with any CSS-in-JS libraries

// elevation function will just return css value
const box = elevation({ z: 4 }) // 0px 2px 4px -1px rgba(0,0,0,.2), 0px 4px 5px 0px rgba(0,0,0,.14), 0px 1px 10px 0px rgba(0,0,0,.12)

// cssElevation function will return css key and value (can be used in libraries like styled-components, styled-jsx)
const box = cssElevation({ z: 4 }) // box-shadow: 0px 2px 4px -1px rgba(0,0,0,.2), 0px 4px 5px 0px rgba(0,0,0,.14), 0px 1px 10px 0px rgba(0,0,0,.12);

// cssElevationObject function will return an Object with boxShadow (can be used in-line or with libraries like glamorous)
const box = cssElevationObject({ z: 4 }) // box-shadow: 0px 2px 4px -1px rgba(0,0,0,.2), 0px 4px 5px 0px rgba(0,0,0,.14), 0px 1px 10px 0px rgba(0,0,0,.12);

Object Properties

Props	Description	Default Value
z	z-space or depth of shadow (0 to 24)	4
r	Red Value	0
g	Green Value	0
b	Blue Value	0

Example with styled-components

import React from 'react'
import styled, { css } from 'styled-components'
import { cssElevation } from 'css-elevation'

const Box = styled.div`
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  height: 100px;
  margin: 0 60px 80px;
  padding: 10px;
  border-radius: 3px;
  font-size: 0.8em;
  color: #9e9e9e;
  background: white;
  ${props =>
    css`
      ${cssElevation({ ...props })};
    `};
`

export default () => (
  <Fragment>
    <Box z={8} />
    <Box z={24} />
    <Box z={8} r={255} g={60} b={60} />
    <Box z={24} r={255} g={60} b={60} />
  </Fragment>
)

Example with glamorous

import React, { Fragment } from 'react'
import glamorous from 'glamorous'
import { cssElevationObject } from 'css-elevation'

const Box = glamorous.div(
  {
    display: 'flex',
    alignItems: 'center',
    justifyContent: 'center',
    width: 200,
    height: 100,
    margin: '0 60px 80px',
    borderRadius: 3,
    fontSize: '.8em',
    color: '#9E9E9E',
    background: 'white'
  },
  props => cssElevationObject({ ...props })
)

export default () => (
  <Fragment>
    <Box z={8} />
    <Box z={24} />
    <Box z={8} r={255} g={60} b={60} />
    <Box z={24} r={255} g={60} b={60} />
  </Fragment>
)

<Box z={8} />

<Box z={24} />

<Box z={8} r={255} g={60} b={60} />

<Box z={24} r={255} g={60} b={60} />