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| function transformsSupport() { | |
| if (!window.getComputedStyle) { | |
| return false; | |
| } | |
| var el = document.createElement('p'), | |
| has3d, | |
| transformPropName, | |
| transforms = { | |
| webkitTransform: '-webkit-transform', | |
| OTransform: '-o-transform', | |
| msTransform: '-ms-transform', | |
| MozTransform: '-moz-transform', | |
| transform: 'transform', | |
| }; | |
| // Add it to the body to get the computed style. | |
| document.body.insertBefore(el, null); | |
| for (var t in transforms) { | |
| if (has3d) { | |
| break; | |
| } | |
| if (el.style[t] !== undefined) { | |
| el.style[t] = 'translate3d(1px,1px,1px)'; | |
| has3d = window.getComputedStyle(el).getPropertyValue(transforms[t]); | |
| transformPropName = t; | |
| } | |
| } | |
| if (!transformPropName) { | |
| return false; | |
| } | |
| document.body.removeChild(el); | |
| return { | |
| mode: | |
| has3d !== undefined && has3d.length > 0 && has3d !== 'none' ? '3d' : '2d', | |
| transformPropName: transformPropName, | |
| }; | |
| } |
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