polished
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A lightweight toolset for writing styles in Javascript.
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Flow
// @flow
import type { TimingFunction } from '../types/timingFunction'
/* eslint-disable key-spacing */
const functionsMap = {
easeInBack: 'cubic-bezier(0.600, -0.280, 0.735, 0.045)',
easeInCirc: 'cubic-bezier(0.600, 0.040, 0.980, 0.335)',
easeInCubic: 'cubic-bezier(0.550, 0.055, 0.675, 0.190)',
easeInExpo: 'cubic-bezier(0.950, 0.050, 0.795, 0.035)',
easeInQuad: 'cubic-bezier(0.550, 0.085, 0.680, 0.530)',
easeInQuart: 'cubic-bezier(0.895, 0.030, 0.685, 0.220)',
easeInQuint: 'cubic-bezier(0.755, 0.050, 0.855, 0.060)',
easeInSine: 'cubic-bezier(0.470, 0.000, 0.745, 0.715)',
easeOutBack: 'cubic-bezier(0.175, 0.885, 0.320, 1.275)',
easeOutCubic: 'cubic-bezier(0.215, 0.610, 0.355, 1.000)',
easeOutCirc: 'cubic-bezier(0.075, 0.820, 0.165, 1.000)',
easeOutExpo: 'cubic-bezier(0.190, 1.000, 0.220, 1.000)',
easeOutQuad: 'cubic-bezier(0.250, 0.460, 0.450, 0.940)',
easeOutQuart: 'cubic-bezier(0.165, 0.840, 0.440, 1.000)',
easeOutQuint: 'cubic-bezier(0.230, 1.000, 0.320, 1.000)',
easeOutSine: 'cubic-bezier(0.390, 0.575, 0.565, 1.000)',
easeInOutBack: 'cubic-bezier(0.680, -0.550, 0.265, 1.550)',
easeInOutCirc: 'cubic-bezier(0.785, 0.135, 0.150, 0.860)',
easeInOutCubic: 'cubic-bezier(0.645, 0.045, 0.355, 1.000)',
easeInOutExpo: 'cubic-bezier(1.000, 0.000, 0.000, 1.000)',
easeInOutQuad: 'cubic-bezier(0.455, 0.030, 0.515, 0.955)',
easeInOutQuart: 'cubic-bezier(0.770, 0.000, 0.175, 1.000)',
easeInOutQuint: 'cubic-bezier(0.860, 0.000, 0.070, 1.000)',
easeInOutSine: 'cubic-bezier(0.445, 0.050, 0.550, 0.950)',
}
/* eslint-enable key-spacing */
function getTimingFunction(functionName: string): string {
return functionsMap[functionName]
}
/**
* String to represent common easing functions as demonstrated here: (github.com/jaukia/easie).
*
* @deprecated - This will be deprecated in v5 in favor of `easeIn`, `easeOut`, `easeInOut`.
*
* @example
* // Styles as object usage
* const styles = {
* 'transitionTimingFunction': timingFunctions('easeInQuad')
* }
*
* // styled-components usage
* const div = styled.div`
* transitionTimingFunction: ${timingFunctions('easeInQuad')};
* `
*
* // CSS as JS Output
*
* 'div': {
* 'transitionTimingFunction': 'cubic-bezier(0.550, 0.085, 0.680, 0.530)',
* }
*/
export default function timingFunctions(timingFunction: TimingFunction): string {
return getTimingFunction(timingFunction)
}