70 lines
2.4 KiB
JavaScript
70 lines
2.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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Object.defineProperty(exports, "createSlideStyles", {
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enumerable: true,
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get: function() {
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return createSlideStyles;
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}
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});
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const _reacttheme = require("@fluentui/react-theme");
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const _constants = require("./constants");
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function createSlideStyles(mainAxis) {
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// With 'accumulate' animation composition, these opacity keyframes are added onto the default opacity of 1.
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const fadeIn = {
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from: {
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opacity: -1
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},
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to: {
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opacity: 0
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}
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};
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const slideDistanceVarX = '--fui-positioning-slide-distance-x';
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const slideDistanceVarY = '--fui-positioning-slide-distance-y';
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return {
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// NOTE: there was a previous attempt to give fadeIn a separate composition mode:
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// animationComposition: 'replace, accumulate',
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// but somehow this was linked to a performance regression observed in Teams (bug #4255933)
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animationComposition: 'accumulate',
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animationDuration: _reacttheme.tokens.durationSlower,
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animationTimingFunction: _reacttheme.tokens.curveDecelerateMid,
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[slideDistanceVarX]: `0px`,
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[slideDistanceVarY]: `${mainAxis}px`,
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[`&[${_constants.DATA_POSITIONING_PLACEMENT}^=right]`]: {
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[slideDistanceVarX]: `-${mainAxis}px`,
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[slideDistanceVarY]: '0px'
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},
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[`&[${_constants.DATA_POSITIONING_PLACEMENT}^=bottom]`]: {
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[slideDistanceVarX]: '0px',
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[slideDistanceVarY]: `-${mainAxis}px`
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},
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[`&[${_constants.DATA_POSITIONING_PLACEMENT}^=left]`]: {
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[slideDistanceVarX]: `${mainAxis}px`,
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[slideDistanceVarY]: '0px'
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},
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animationName: [
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fadeIn,
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{
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from: {
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transform: `translate(var(${slideDistanceVarX}), var(${slideDistanceVarY}))`
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},
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to: {}
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}
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],
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// Note: at-rules have more specificity in Griffel
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'@media(prefers-reduced-motion)': {
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[`&[${_constants.DATA_POSITIONING_PLACEMENT}]`]: {
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animationDuration: '1ms',
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animationName: fadeIn
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}
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},
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// Tested in Firefox 79
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'@supports not (animation-composition: accumulate)': {
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[`&[${_constants.DATA_POSITIONING_PLACEMENT}]`]: {
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animationName: fadeIn
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}
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}
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};
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}
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