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Remove Safari text selection magnifier (iPhone)
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| // https://discourse.threejs.org/t/iphone-how-to-remove-text-selection-magnifier/47812/11 | |
| function createHandler(func, timeout) { | |
| let timer = null; | |
| let pressed = false; | |
| return function() { | |
| if (timer) { | |
| clearTimeout(timer); | |
| } | |
| if (pressed) { | |
| if (func) { | |
| func.apply(this, arguments); | |
| } | |
| clear(); | |
| } else { | |
| pressed = true; | |
| setTimeout(clear, timeout || 500); | |
| } | |
| }; | |
| function clear() { | |
| timeout = null; | |
| pressed = false; | |
| } | |
| } | |
| const ignore = createHandler((e) => e.preventDefault(), 500); | |
| document.body.addEventListener('touchstart', ignore, { passive: false }); |
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