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15 lines
677 B
15 lines
677 B
4 years ago
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const UA = navigator.userAgent;
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const testElement = document.createElement( 'div' );
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export const isMobile = /(iphone|ipod|ipad|android)/gi.test( UA ) ||
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( navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1 ); // iPadOS
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export const isChrome = /chrome/i.test( UA ) && !/edge/i.test( UA );
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export const isAndroid = /android/gi.test( UA );
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// Flags if we should use zoom instead of transform to scale
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// up slides. Zoom produces crisper results but has a lot of
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// xbrowser quirks so we only use it in whitelisted browsers.
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export const supportsZoom = 'zoom' in testElement.style && !isMobile &&
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( isChrome || /Version\/[\d\.]+.*Safari/.test( UA ) );
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